diff --git a/Documentation/acpi-hotkey.txt b/Documentation/acpi-hotkey.txt new file mode 100644 index 0000000000000000000000000000000000000000..4c115a7bb8262a95080bbc36355ca77fcd3faa2e --- /dev/null +++ b/Documentation/acpi-hotkey.txt @@ -0,0 +1,35 @@ +driver/acpi/hotkey.c implement: +1. /proc/acpi/hotkey/event_config +(event based hotkey or event config interface): +a. add a event based hotkey(event) : +echo "0:bus::action:method:num:num" > event_config + +b. delete a event based hotkey(event): +echo "1:::::num:num" > event_config + +c. modify a event based hotkey(event): +echo "2:bus::action:method:num:num" > event_config + +2. /proc/acpi/hotkey/poll_config +(polling based hotkey or event config interface): +a.add a polling based hotkey(event) : +echo "0:bus:method:action:method:num" > poll_config +this adding command will create a proc file +/proc/acpi/hotkey/method, which is used to get +result of polling. + +b.delete a polling based hotkey(event): +echo "1:::::num" > event_config + +c.modify a polling based hotkey(event): +echo "2:bus:method:action:method:num" > poll_config + +3./proc/acpi/hotkey/action +(interface to call aml method associated with a +specific hotkey(event)) +echo "event_num:event_type:event_argument" > + /proc/acpi/hotkey/action. +The result of the execution of this aml method is +attached to /proc/acpi/hotkey/poll_method, which is dnyamically +created. Please use command "cat /proc/acpi/hotkey/polling_method" +to retrieve it. diff --git a/Documentation/dvb/README.dvb-usb b/Documentation/dvb/README.dvb-usb index c7ed01b9f8f400b28767b349303b0a533a0ca937..ac0797ea646c6f2c725fe4cf8c064ee38532d654 100644 --- a/Documentation/dvb/README.dvb-usb +++ b/Documentation/dvb/README.dvb-usb @@ -13,14 +13,17 @@ different way: With the help of a dvb-usb-framework. The framework provides generic functions (mostly kernel API calls), such as: - Transport Stream URB handling in conjunction with dvb-demux-feed-control - (bulk and isoc (TODO) are supported) + (bulk and isoc are supported) - registering the device for the DVB-API - registering an I2C-adapter if applicable - remote-control/input-device handling - firmware requesting and loading (currently just for the Cypress USB - controller) + controllers) - other functions/methods which can be shared by several drivers (such as functions for bulk-control-commands) +- TODO: a I2C-chunker. It creates device-specific chunks of register-accesses + depending on length of a register and the number of values that can be + multi-written and multi-read. The source code of the particular DVB USB devices does just the communication with the device via the bus. The connection between the DVB-API-functionality @@ -36,93 +39,18 @@ the dvb-usb-lib. TODO: dynamic enabling and disabling of the pid-filter in regard to number of feeds requested. -Supported devices USB1.1 +Supported devices ======================== -Produced and reselled by Twinhan: ---------------------------------- -- TwinhanDTV USB-Ter DVB-T Device (VP7041) - http://www.twinhan.com/product_terrestrial_3.asp +See the LinuxTV DVB Wiki at www.linuxtv.org for a complete list of +cards/drivers/firmwares: -- TwinhanDTV Magic Box (VP7041e) - http://www.twinhan.com/product_terrestrial_4.asp - -- HAMA DVB-T USB device - http://www.hama.de/portal/articleId*110620/action*2598 - -- CTS Portable (Chinese Television System) (2) - http://www.2cts.tv/ctsportable/ - -- Unknown USB DVB-T device with vendor ID Hyper-Paltek - - -Produced and reselled by KWorld: --------------------------------- -- KWorld V-Stream XPERT DTV DVB-T USB - http://www.kworld.com.tw/en/product/DVBT-USB/DVBT-USB.html - -- JetWay DTV DVB-T USB - http://www.jetway.com.tw/evisn/product/lcd-tv/DVT-USB/dtv-usb.htm - -- ADSTech Instant TV DVB-T USB - http://www.adstech.com/products/PTV-333/intro/PTV-333_intro.asp?pid=PTV-333 - - -Others: -------- -- Ultima Electronic/Artec T1 USB TVBOX (AN2135, AN2235, AN2235 with Panasonic Tuner) - http://82.161.246.249/products-tvbox.html - -- Compro Videomate DVB-U2000 - DVB-T USB (2) - http://www.comprousa.com/products/vmu2000.htm - -- Grandtec USB DVB-T - http://www.grand.com.tw/ - -- AVerMedia AverTV DVBT USB - http://www.avermedia.com/ - -- DiBcom USB DVB-T reference device (non-public) - - -Supported devices USB2.0-only -============================= -- Twinhan MagicBox II - http://www.twinhan.com/product_terrestrial_7.asp - -- TwinhanDTV Alpha - http://www.twinhan.com/product_terrestrial_8.asp - -- DigitalNow TinyUSB 2 DVB-t Receiver - http://www.digitalnow.com.au/DigitalNow%20tinyUSB2%20Specifications.html - -- Hanftek UMT-010 - http://www.globalsources.com/si/6008819757082/ProductDetail/Digital-TV/product_id-100046529 - - -Supported devices USB2.0 and USB1.1 -============================= -- Typhoon/Yakumo/HAMA/Yuan DVB-T mobile USB2.0 - http://www.yakumo.de/produkte/index.php?pid=1&ag=DVB-T - http://www.yuan.com.tw/en/products/vdo_ub300.html - http://www.hama.de/portal/articleId*114663/action*2563 - http://www.anubisline.com/english/articlec.asp?id=50502&catid=002 - -- Artec T1 USB TVBOX (FX2) (2) - -- Hauppauge WinTV NOVA-T USB2 - http://www.hauppauge.com/ - -- KWorld/ADSTech Instant DVB-T USB2.0 (DiB3000M-B) - -- DiBcom USB2.0 DVB-T reference device (non-public) - -- AVerMedia AverTV A800 DVB-T USB2.0 - -1) It is working almost - work-in-progress. -2) No test reports received yet. +http://www.linuxtv.org/wiki/index.php/DVB_USB 0. History & News: + 2005-06-30 - added support for WideView WT-220U (Thanks to Steve Chang) + 2005-05-30 - added basic isochronous support to the dvb-usb-framework + added support for Conexant Hybrid reference design and Nebula DigiTV USB 2005-04-17 - all dibusb devices ported to make use of the dvb-usb-framework 2005-04-02 - re-enabled and improved remote control code. 2005-03-31 - ported the Yakumo/Hama/Typhoon DVB-T USB2.0 device to dvb-usb. @@ -137,7 +65,7 @@ Supported devices USB2.0 and USB1.1 2005-01-31 - distorted streaming is gone for USB1.1 devices 2005-01-13 - moved the mirrored pid_filter_table back to dvb-dibusb - first almost working version for HanfTek UMT-010 - - found out, that Yakumo/HAMA/Typhoon are predessors of the HanfTek UMT-010 + - found out, that Yakumo/HAMA/Typhoon are predecessors of the HanfTek UMT-010 2005-01-10 - refactoring completed, now everything is very delightful - tuner quirks for some weird devices (Artec T1 AN2235 device has sometimes a Panasonic Tuner assembled). Tunerprobing implemented. Thanks a lot to Gunnar Wittich. @@ -187,25 +115,13 @@ Supported devices USB2.0 and USB1.1 1. How to use? 1.1. Firmware -Most of the USB drivers need to download a firmware to start working. - -for USB1.1 (AN2135) you need: dvb-usb-dibusb-5.0.0.11.fw -for USB2.0 HanfTek: dvb-usb-umt-010-02.fw -for USB2.0 DiBcom: dvb-usb-dibusb-6.0.0.8.fw -for USB2.0 AVerMedia AverTV DVB-T USB2: dvb-usb-avertv-a800-01.fw -for USB2.0 TwinhanDTV Alpha/MagicBox II: dvb-usb-vp7045-01.fw - -The files can be found on http://www.linuxtv.org/download/firmware/ . +Most of the USB drivers need to download a firmware to the device before start +working. -We do not have the permission (yet) to publish the following firmware-files. -You'll need to extract them from the windows drivers. +Have a look at the Wikipage for the DVB-USB-drivers to find out, which firmware +you need for your device: -You should be able to use "get_dvb_firmware dvb-usb" to get the firmware: - -for USB1.1 (AN2235) (a few Artec T1 devices): dvb-usb-dibusb-an2235-01.fw -for USB2.0 Hauppauge: dvb-usb-nova-t-usb2-01.fw -for USB2.0 ADSTech/Kworld USB2.0: dvb-usb-adstech-usb2-01.fw -for USB2.0 Yakumo/Typhoon/Hama: dvb-usb-dtt200u-01.fw +http://www.linuxtv.org/wiki/index.php/DVB_USB 1.2. Compiling @@ -289,6 +205,9 @@ Patches, comments and suggestions are very very welcome. Gunnar Wittich and Joachim von Caron for their trust for providing root-shells on their machines to implement support for new devices. + Allan Third and Michael Hutchinson for their help to write the Nebula + digitv-driver. + Glen Harris for bringing up, that there is a new dibusb-device and Jiun-Kuei Jung from AVerMedia who kindly provided a special firmware to get the device up and running in Linux. @@ -296,7 +215,12 @@ Patches, comments and suggestions are very very welcome. Jennifer Chen, Jeff and Jack from Twinhan for kindly supporting by writing the vp7045-driver. - Some guys on the linux-dvb mailing list for encouraging me + Steve Chang from WideView for providing information for new devices and + firmware files. + + Michael Paxton for submitting remote control keymaps. + + Some guys on the linux-dvb mailing list for encouraging me. Peter Schildmann >peter.schildmann-nospam-at-web.de< for his user-level firmware loader, which saves a lot of time @@ -305,4 +229,4 @@ Patches, comments and suggestions are very very welcome. Ulf Hermenau for helping me out with traditional chinese. André Smoktun and Christian Frömmel for supporting me with - hardware and listening to my problems very patient. + hardware and listening to my problems very patiently. diff --git a/Documentation/dvb/bt8xx.txt b/Documentation/dvb/bt8xx.txt index 3a326079475864fa8637ab7e998fbbec89fd9416..e6b8d05bc08d1b3d95c213a29023fbdd73802ff7 100644 --- a/Documentation/dvb/bt8xx.txt +++ b/Documentation/dvb/bt8xx.txt @@ -1,66 +1,55 @@ -How to get the Nebula, PCTV and Twinhan DST cards working -========================================================= +How to get the Nebula Electronics DigiTV, Pinnacle PCTV Sat, Twinhan DST + clones working +========================================================================================= -This class of cards has a bt878a as the PCI interface, and -require the bttv driver. +1) General information +====================== -Please pay close attention to the warning about the bttv module -options below for the DST card. +This class of cards has a bt878a chip as the PCI interface. +The different card drivers require the bttv driver to provide the means +to access the i2c bus and the gpio pins of the bt8xx chipset. -1) General informations -======================= +2) Compilation rules for Kernel >= 2.6.12 +========================================= -These drivers require the bttv driver to provide the means to access -the i2c bus and the gpio pins of the bt8xx chipset. +Enable the following options: -Because of this, you need to enable "Device drivers" => "Multimedia devices" - => "Video For Linux" => "BT848 Video For Linux" - -Furthermore you need to enable + => "Video For Linux" => "BT848 Video For Linux" "Device drivers" => "Multimedia devices" => "Digital Video Broadcasting Devices" - => "DVB for Linux" "DVB Core Support" "Nebula/Pinnacle PCTV/TwinHan PCI Cards" + => "DVB for Linux" "DVB Core Support" "Nebula/Pinnacle PCTV/TwinHan PCI Cards" -2) Loading Modules -================== +3) Loading Modules, described by two approaches +=============================================== In general you need to load the bttv driver, which will handle the gpio and -i2c communication for us, plus the common dvb-bt8xx device driver. -The frontends for Nebula (nxt6000), Pinnacle PCTV (cx24110) and -TwinHan (dst) are loaded automatically by the dvb-bt8xx device driver. +i2c communication for us, plus the common dvb-bt8xx device driver, +which is called the backend. +The frontends for Nebula DigiTV (nxt6000), Pinnacle PCTV Sat (cx24110), +TwinHan DST + clones (dst and dst-ca) are loaded automatically by the backend. +For further details about TwinHan DST + clones see /Documentation/dvb/ci.txt. -3a) Nebula / Pinnacle PCTV --------------------------- +3a) The manual approach +----------------------- - $ modprobe bttv (normally bttv is being loaded automatically by kmod) - $ modprobe dvb-bt8xx (or just place dvb-bt8xx in /etc/modules for automatic loading) +Loading modules: +modprobe bttv +modprobe dvb-bt8xx +Unloading modules: +modprobe -r dvb-bt8xx +modprobe -r bttv -3b) TwinHan and Clones +3b) The automatic approach -------------------------- - $ modprobe bttv i2c_hw=1 card=0x71 - $ modprobe dvb-bt8xx - $ modprobe dst - -The value 0x71 will override the PCI type detection for dvb-bt8xx, -which is necessary for TwinHan cards. - -If you're having an older card (blue color circuit) and card=0x71 locks -your machine, try using 0x68, too. If that does not work, ask on the -mailing list. - -The DST module takes a couple of useful parameters: +If not already done by installation, place a line either in +/etc/modules.conf or in /etc/modprobe.conf containing this text: +alias char-major-81 bttv -a. verbose takes values 0 to 5. These values control the verbosity level. -b. debug takes values 0 and 1. You can either disable or enable debugging. -c. dst_addons takes values 0 and 0x20: -- A value of 0 means it is a FTA card. -- A value of 0x20 means it has a Conditional Access slot. +Then place a line in /etc/modules containing this text: +dvb-bt8xx -The autodetected values are determined by the "response string" -of the card, which you can see in your logs: -e.g.: dst_get_device_id: Recognize [DSTMCI] +Reboot your system and have fun! -- Authors: Richard Walker, Jamie Honan, Michael Hunold, Manu Abraham, Uwe Bugla diff --git a/Documentation/feature-removal-schedule.txt b/Documentation/feature-removal-schedule.txt index 1d227ee3792a1f704c7b505486e50985cf7fd8b5..12dde43fe6577a2b7d58e2b751438cf33833d379 100644 --- a/Documentation/feature-removal-schedule.txt +++ b/Documentation/feature-removal-schedule.txt @@ -119,3 +119,19 @@ Why: Match the other drivers' name for the same function, duplicate names will be available until removal of old names. Who: Grant Coady +--------------------------- + +What: PCMCIA control ioctl (needed for pcmcia-cs [cardmgr, cardctl]) +When: November 2005 +Files: drivers/pcmcia/: pcmcia_ioctl.c +Why: With the 16-bit PCMCIA subsystem now behaving (almost) like a + normal hotpluggable bus, and with it using the default kernel + infrastructure (hotplug, driver core, sysfs) keeping the PCMCIA + control ioctl needed by cardmgr and cardctl from pcmcia-cs is + unnecessary, and makes further cleanups and integration of the + PCMCIA subsystem into the Linux kernel device driver model more + difficult. The features provided by cardmgr and cardctl are either + handled by the kernel itself now or are available in the new + pcmciautils package available at + http://kernel.org/pub/linux/utils/kernel/pcmcia/ +Who: Dominik Brodowski diff --git a/Documentation/filesystems/inotify.txt b/Documentation/filesystems/inotify.txt new file mode 100644 index 0000000000000000000000000000000000000000..2c716041f57872bca1cd69f1e72f6b847de29fc3 --- /dev/null +++ b/Documentation/filesystems/inotify.txt @@ -0,0 +1,138 @@ + inotify + a powerful yet simple file change notification system + + + +Document started 15 Mar 2005 by Robert Love + +(i) User Interface + +Inotify is controlled by a set of three sys calls + +First step in using inotify is to initialise an inotify instance + + int fd = inotify_init (); + +Change events are managed by "watches". A watch is an (object,mask) pair where +the object is a file or directory and the mask is a bit mask of one or more +inotify events that the application wishes to receive. See +for valid events. A watch is referenced by a watch descriptor, or wd. + +Watches are added via a path to the file. + +Watches on a directory will return events on any files inside of the directory. + +Adding a watch is simple, + + int wd = inotify_add_watch (fd, path, mask); + +You can add a large number of files via something like + + for each file to watch { + int wd = inotify_add_watch (fd, file, mask); + } + +You can update an existing watch in the same manner, by passing in a new mask. + +An existing watch is removed via the INOTIFY_IGNORE ioctl, for example + + inotify_rm_watch (fd, wd); + +Events are provided in the form of an inotify_event structure that is read(2) +from a inotify instance fd. The filename is of dynamic length and follows the +struct. It is of size len. The filename is padded with null bytes to ensure +proper alignment. This padding is reflected in len. + +You can slurp multiple events by passing a large buffer, for example + + size_t len = read (fd, buf, BUF_LEN); + +Will return as many events as are available and fit in BUF_LEN. + +each inotify instance fd is also select()- and poll()-able. + +You can find the size of the current event queue via the FIONREAD ioctl. + +All watches are destroyed and cleaned up on close. + + +(ii) Internal Kernel Implementation + +Each open inotify instance is associated with an inotify_device structure. + +Each watch is associated with an inotify_watch structure. Watches are chained +off of each associated device and each associated inode. + +See fs/inotify.c for the locking and lifetime rules. + + +(iii) Rationale + +Q: What is the design decision behind not tying the watch to the open fd of + the watched object? + +A: Watches are associated with an open inotify device, not an open file. + This solves the primary problem with dnotify: keeping the file open pins + the file and thus, worse, pins the mount. Dnotify is therefore infeasible + for use on a desktop system with removable media as the media cannot be + unmounted. + +Q: What is the design decision behind using an-fd-per-device as opposed to + an fd-per-watch? + +A: An fd-per-watch quickly consumes more file descriptors than are allowed, + more fd's than are feasible to manage, and more fd's than are optimally + select()-able. Yes, root can bump the per-process fd limit and yes, users + can use epoll, but requiring both is a silly and extraneous requirement. + A watch consumes less memory than an open file, separating the number + spaces is thus sensible. The current design is what user-space developers + want: Users initialize inotify, once, and add n watches, requiring but one fd + and no twiddling with fd limits. Initializing an inotify instance two + thousand times is silly. If we can implement user-space's preferences + cleanly--and we can, the idr layer makes stuff like this trivial--then we + should. + + There are other good arguments. With a single fd, there is a single + item to block on, which is mapped to a single queue of events. The single + fd returns all watch events and also any potential out-of-band data. If + every fd was a separate watch, + + - There would be no way to get event ordering. Events on file foo and + file bar would pop poll() on both fd's, but there would be no way to tell + which happened first. A single queue trivially gives you ordering. Such + ordering is crucial to existing applications such as Beagle. Imagine + "mv a b ; mv b a" events without ordering. + + - We'd have to maintain n fd's and n internal queues with state, + versus just one. It is a lot messier in the kernel. A single, linear + queue is the data structure that makes sense. + + - User-space developers prefer the current API. The Beagle guys, for + example, love it. Trust me, I asked. It is not a surprise: Who'd want + to manage and block on 1000 fd's via select? + + - You'd have to manage the fd's, as an example: Call close() when you + received a delete event. + + - No way to get out of band data. + + - 1024 is still too low. ;-) + + When you talk about designing a file change notification system that + scales to 1000s of directories, juggling 1000s of fd's just does not seem + the right interface. It is too heavy. + +Q: Why the system call approach? + +A: The poor user-space interface is the second biggest problem with dnotify. + Signals are a terrible, terrible interface for file notification. Or for + anything, for that matter. The ideal solution, from all perspectives, is a + file descriptor-based one that allows basic file I/O and poll/select. + Obtaining the fd and managing the watches could have been done either via a + device file or a family of new system calls. We decided to implement a + family of system calls because that is the preffered approach for new kernel + features and it means our user interface requirements. + + Additionally, it _is_ possible to more than one instance and + juggle more than one queue and thus more than one associated fd. + diff --git a/Documentation/i2c/chips/adm1021 b/Documentation/hwmon/adm1021 similarity index 100% rename from Documentation/i2c/chips/adm1021 rename to Documentation/hwmon/adm1021 diff --git a/Documentation/i2c/chips/adm1025 b/Documentation/hwmon/adm1025 similarity index 100% rename from Documentation/i2c/chips/adm1025 rename to Documentation/hwmon/adm1025 diff --git a/Documentation/i2c/chips/adm1026 b/Documentation/hwmon/adm1026 similarity index 100% rename from Documentation/i2c/chips/adm1026 rename to Documentation/hwmon/adm1026 diff --git a/Documentation/i2c/chips/adm1031 b/Documentation/hwmon/adm1031 similarity index 100% rename from Documentation/i2c/chips/adm1031 rename to 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from Documentation/i2c/userspace-tools rename to Documentation/hwmon/userspace-tools diff --git a/Documentation/i2c/chips/via686a b/Documentation/hwmon/via686a similarity index 100% rename from Documentation/i2c/chips/via686a rename to Documentation/hwmon/via686a diff --git a/Documentation/i2c/chips/w83627hf b/Documentation/hwmon/w83627hf similarity index 100% rename from Documentation/i2c/chips/w83627hf rename to Documentation/hwmon/w83627hf diff --git a/Documentation/i2c/chips/w83781d b/Documentation/hwmon/w83781d similarity index 100% rename from Documentation/i2c/chips/w83781d rename to Documentation/hwmon/w83781d diff --git a/Documentation/i2c/chips/w83l785ts b/Documentation/hwmon/w83l785ts similarity index 100% rename from Documentation/i2c/chips/w83l785ts rename to Documentation/hwmon/w83l785ts diff --git a/Documentation/i2c/chips/max6875 b/Documentation/i2c/chips/max6875 index b4fb49b4181335c14bb247eed7a632692b323780..b02002898a09cebd411dbed0c38ba7aeecb69919 100644 --- a/Documentation/i2c/chips/max6875 +++ b/Documentation/i2c/chips/max6875 @@ -2,10 +2,10 @@ Kernel driver max6875 ===================== Supported chips: - * Maxim max6874, max6875 - Prefixes: 'max6875' + * Maxim MAX6874, MAX6875 + Prefix: 'max6875' Addresses scanned: 0x50, 0x52 - Datasheets: + Datasheet: http://pdfserv.maxim-ic.com/en/ds/MAX6874-MAX6875.pdf Author: Ben Gardner @@ -23,14 +23,26 @@ Module Parameters Description ----------- -The MAXIM max6875 is a EEPROM-programmable power-supply sequencer/supervisor. +The Maxim MAX6875 is an EEPROM-programmable power-supply sequencer/supervisor. It provides timed outputs that can be used as a watchdog, if properly wired. It also provides 512 bytes of user EEPROM. -At reset, the max6875 reads the configuration eeprom into its configuration +At reset, the MAX6875 reads the configuration EEPROM into its configuration registers. The chip then begins to operate according to the values in the registers. +The Maxim MAX6874 is a similar, mostly compatible device, with more intputs +and outputs: + + vin gpi vout +MAX6874 6 4 8 +MAX6875 4 3 5 + +MAX6874 chips can have four different addresses (as opposed to only two for +the MAX6875). The additional addresses (0x54 and 0x56) are not probed by +this driver by default, but the probe module parameter can be used if +needed. + See the datasheet for details on how to program the EEPROM. diff --git a/Documentation/i2c/dev-interface b/Documentation/i2c/dev-interface index 09d6cda2a1fb6e57d68abb7ec2b7aa038c024da3..b849ad63658378702cd2f2d1b952e0a4b4682ae7 100644 --- a/Documentation/i2c/dev-interface +++ b/Documentation/i2c/dev-interface @@ -14,9 +14,12 @@ C example ========= So let's say you want to access an i2c adapter from a C program. The -first thing to do is `#include " and "#include . -Yes, I know, you should never include kernel header files, but until glibc -knows about i2c, there is not much choice. +first thing to do is "#include ". Please note that +there are two files named "i2c-dev.h" out there, one is distributed +with the Linux kernel and is meant to be included from kernel +driver code, the other one is distributed with lm_sensors and is +meant to be included from user-space programs. You obviously want +the second one here. Now, you have to decide which adapter you want to access. You should inspect /sys/class/i2c-dev/ to decide this. Adapter numbers are assigned @@ -78,7 +81,7 @@ Full interface description ========================== The following IOCTLs are defined and fully supported -(see also i2c-dev.h and i2c.h): +(see also i2c-dev.h): ioctl(file,I2C_SLAVE,long addr) Change slave address. The address is passed in the 7 lower bits of the @@ -97,10 +100,10 @@ ioctl(file,I2C_PEC,long select) ioctl(file,I2C_FUNCS,unsigned long *funcs) Gets the adapter functionality and puts it in *funcs. -ioctl(file,I2C_RDWR,struct i2c_ioctl_rdwr_data *msgset) +ioctl(file,I2C_RDWR,struct i2c_rdwr_ioctl_data *msgset) Do combined read/write transaction without stop in between. - The argument is a pointer to a struct i2c_ioctl_rdwr_data { + The argument is a pointer to a struct i2c_rdwr_ioctl_data { struct i2c_msg *msgs; /* ptr to array of simple messages */ int nmsgs; /* number of messages to exchange */ diff --git a/Documentation/i2c/writing-clients b/Documentation/i2c/writing-clients index f482dae81de3ec2a27b8ace0814e99d43150ca3e..91664be91ffcd692d62e3602fa8f1b3f9a27f381 100644 --- a/Documentation/i2c/writing-clients +++ b/Documentation/i2c/writing-clients @@ -27,7 +27,6 @@ address. static struct i2c_driver foo_driver = { .owner = THIS_MODULE, .name = "Foo version 2.3 driver", - .id = I2C_DRIVERID_FOO, /* from i2c-id.h, optional */ .flags = I2C_DF_NOTIFY, .attach_adapter = &foo_attach_adapter, .detach_client = &foo_detach_client, @@ -37,12 +36,6 @@ static struct i2c_driver foo_driver = { The name can be chosen freely, and may be upto 40 characters long. Please use something descriptive here. -If used, the id should be a unique ID. The range 0xf000 to 0xffff is -reserved for local use, and you can use one of those until you start -distributing the driver, at which time you should contact the i2c authors -to get your own ID(s). Note that most of the time you don't need an ID -at all so you can just omit it. - Don't worry about the flags field; just put I2C_DF_NOTIFY into it. This means that your driver will be notified when new adapters are found. This is almost always what you want. diff --git a/Documentation/infiniband/user_verbs.txt b/Documentation/infiniband/user_verbs.txt new file mode 100644 index 0000000000000000000000000000000000000000..f847501e50b5e0811885b66842b3b80e165113ec --- /dev/null +++ b/Documentation/infiniband/user_verbs.txt @@ -0,0 +1,69 @@ +USERSPACE VERBS ACCESS + + The ib_uverbs module, built by enabling CONFIG_INFINIBAND_USER_VERBS, + enables direct userspace access to IB hardware via "verbs," as + described in chapter 11 of the InfiniBand Architecture Specification. + + To use the verbs, the libibverbs library, available from + , is required. libibverbs contains a + device-independent API for using the ib_uverbs interface. + libibverbs also requires appropriate device-dependent kernel and + userspace driver for your InfiniBand hardware. For example, to use + a Mellanox HCA, you will need the ib_mthca kernel module and the + libmthca userspace driver be installed. + +User-kernel communication + + Userspace communicates with the kernel for slow path, resource + management operations via the /dev/infiniband/uverbsN character + devices. Fast path operations are typically performed by writing + directly to hardware registers mmap()ed into userspace, with no + system call or context switch into the kernel. + + Commands are sent to the kernel via write()s on these device files. + The ABI is defined in drivers/infiniband/include/ib_user_verbs.h. + The structs for commands that require a response from the kernel + contain a 64-bit field used to pass a pointer to an output buffer. + Status is returned to userspace as the return value of the write() + system call. + +Resource management + + Since creation and destruction of all IB resources is done by + commands passed through a file descriptor, the kernel can keep track + of which resources are attached to a given userspace context. The + ib_uverbs module maintains idr tables that are used to translate + between kernel pointers and opaque userspace handles, so that kernel + pointers are never exposed to userspace and userspace cannot trick + the kernel into following a bogus pointer. + + This also allows the kernel to clean up when a process exits and + prevent one process from touching another process's resources. + +Memory pinning + + Direct userspace I/O requires that memory regions that are potential + I/O targets be kept resident at the same physical address. The + ib_uverbs module manages pinning and unpinning memory regions via + get_user_pages() and put_page() calls. It also accounts for the + amount of memory pinned in the process's locked_vm, and checks that + unprivileged processes do not exceed their RLIMIT_MEMLOCK limit. + + Pages that are pinned multiple times are counted each time they are + pinned, so the value of locked_vm may be an overestimate of the + number of pages pinned by a process. + +/dev files + + To create the appropriate character device files automatically with + udev, a rule like + + KERNEL="uverbs*", NAME="infiniband/%k" + + can be used. This will create device nodes named + + /dev/infiniband/uverbs0 + + and so on. Since the InfiniBand userspace verbs should be safe for + use by non-privileged processes, it may be useful to add an + appropriate MODE or GROUP to the udev rule. diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 4ec75c06bca4b0945b856582ebcd9d84f4c368f8..a998a8c2f95baee78ec3080a244a4ff8fa280fa6 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -37,7 +37,7 @@ restrictions referred to are that the relevant option is valid if: IA-32 IA-32 aka i386 architecture is enabled. IA-64 IA-64 architecture is enabled. IOSCHED More than one I/O scheduler is enabled. - IP_PNP IP DCHP, BOOTP, or RARP is enabled. + IP_PNP IP DHCP, BOOTP, or RARP is enabled. ISAPNP ISA PnP code is enabled. ISDN Appropriate ISDN support is enabled. JOY Appropriate joystick support is enabled. @@ -758,6 +758,9 @@ running once the system is up. maxcpus= [SMP] Maximum number of processors that an SMP kernel should make use of + max_addr=[KMG] [KNL,BOOT,ia64] All physical memory greater than or + equal to this physical address is ignored. + max_luns= [SCSI] Maximum number of LUNs to probe Should be between 1 and 2^32-1. diff --git a/Documentation/networking/fib_trie.txt b/Documentation/networking/fib_trie.txt new file mode 100644 index 0000000000000000000000000000000000000000..f50d0c673c57e52682d9471b220e0b282f875737 --- /dev/null +++ b/Documentation/networking/fib_trie.txt @@ -0,0 +1,145 @@ + LC-trie implementation notes. + +Node types +---------- +leaf + An end node with data. This has a copy of the relevant key, along + with 'hlist' with routing table entries sorted by prefix length. + See struct leaf and struct leaf_info. + +trie node or tnode + An internal node, holding an array of child (leaf or tnode) pointers, + indexed through a subset of the key. See Level Compression. + +A few concepts explained +------------------------ +Bits (tnode) + The number of bits in the key segment used for indexing into the + child array - the "child index". See Level Compression. + +Pos (tnode) + The position (in the key) of the key segment used for indexing into + the child array. See Path Compression. + +Path Compression / skipped bits + Any given tnode is linked to from the child array of its parent, using + a segment of the key specified by the parent's "pos" and "bits" + In certain cases, this tnode's own "pos" will not be immediately + adjacent to the parent (pos+bits), but there will be some bits + in the key skipped over because they represent a single path with no + deviations. These "skipped bits" constitute Path Compression. + Note that the search algorithm will simply skip over these bits when + searching, making it necessary to save the keys in the leaves to + verify that they actually do match the key we are searching for. + +Level Compression / child arrays + the trie is kept level balanced moving, under certain conditions, the + children of a full child (see "full_children") up one level, so that + instead of a pure binary tree, each internal node ("tnode") may + contain an arbitrarily large array of links to several children. + Conversely, a tnode with a mostly empty child array (see empty_children) + may be "halved", having some of its children moved downwards one level, + in order to avoid ever-increasing child arrays. + +empty_children + the number of positions in the child array of a given tnode that are + NULL. + +full_children + the number of children of a given tnode that aren't path compressed. + (in other words, they aren't NULL or leaves and their "pos" is equal + to this tnode's "pos"+"bits"). + + (The word "full" here is used more in the sense of "complete" than + as the opposite of "empty", which might be a tad confusing.) + +Comments +--------- + +We have tried to keep the structure of the code as close to fib_hash as +possible to allow verification and help up reviewing. + +fib_find_node() + A good start for understanding this code. This function implements a + straightforward trie lookup. + +fib_insert_node() + Inserts a new leaf node in the trie. This is bit more complicated than + fib_find_node(). Inserting a new node means we might have to run the + level compression algorithm on part of the trie. + +trie_leaf_remove() + Looks up a key, deletes it and runs the level compression algorithm. + +trie_rebalance() + The key function for the dynamic trie after any change in the trie + it is run to optimize and reorganize. Tt will walk the trie upwards + towards the root from a given tnode, doing a resize() at each step + to implement level compression. + +resize() + Analyzes a tnode and optimizes the child array size by either inflating + or shrinking it repeatedly until it fullfills the criteria for optimal + level compression. This part follows the original paper pretty closely + and there may be some room for experimentation here. + +inflate() + Doubles the size of the child array within a tnode. Used by resize(). + +halve() + Halves the size of the child array within a tnode - the inverse of + inflate(). Used by resize(); + +fn_trie_insert(), fn_trie_delete(), fn_trie_select_default() + The route manipulation functions. Should conform pretty closely to the + corresponding functions in fib_hash. + +fn_trie_flush() + This walks the full trie (using nextleaf()) and searches for empty + leaves which have to be removed. + +fn_trie_dump() + Dumps the routing table ordered by prefix length. This is somewhat + slower than the corresponding fib_hash function, as we have to walk the + entire trie for each prefix length. In comparison, fib_hash is organized + as one "zone"/hash per prefix length. + +Locking +------- + +fib_lock is used for an RW-lock in the same way that this is done in fib_hash. +However, the functions are somewhat separated for other possible locking +scenarios. It might conceivably be possible to run trie_rebalance via RCU +to avoid read_lock in the fn_trie_lookup() function. + +Main lookup mechanism +--------------------- +fn_trie_lookup() is the main lookup function. + +The lookup is in its simplest form just like fib_find_node(). We descend the +trie, key segment by key segment, until we find a leaf. check_leaf() does +the fib_semantic_match in the leaf's sorted prefix hlist. + +If we find a match, we are done. + +If we don't find a match, we enter prefix matching mode. The prefix length, +starting out at the same as the key length, is reduced one step at a time, +and we backtrack upwards through the trie trying to find a longest matching +prefix. The goal is always to reach a leaf and get a positive result from the +fib_semantic_match mechanism. + +Inside each tnode, the search for longest matching prefix consists of searching +through the child array, chopping off (zeroing) the least significant "1" of +the child index until we find a match or the child index consists of nothing but +zeros. + +At this point we backtrack (t->stats.backtrack++) up the trie, continuing to +chop off part of the key in order to find the longest matching prefix. + +At this point we will repeatedly descend subtries to look for a match, and there +are some optimizations available that can provide us with "shortcuts" to avoid +descending into dead ends. Look for "HL_OPTIMIZE" sections in the code. + +To alleviate any doubts about the correctness of the route selection process, +a new netlink operation has been added. Look for NETLINK_FIB_LOOKUP, which +gives userland access to fib_lookup(). diff --git a/Documentation/pcmcia/driver-changes.txt b/Documentation/pcmcia/driver-changes.txt index 9c315ab48a02fd23af2131bcc8b7746d01e3f191..59ccc63838c1d86e91bfdde3aaf968d51297c27e 100644 --- a/Documentation/pcmcia/driver-changes.txt +++ b/Documentation/pcmcia/driver-changes.txt @@ -1,6 +1,13 @@ This file details changes in 2.6 which affect PCMCIA card driver authors: -* in-kernel device<->driver matching +* event handler initialization in struct pcmcia_driver (as of 2.6.13) + The event handler is notified of all events, and must be initialized + as the event() callback in the driver's struct pcmcia_driver. + +* pcmcia/version.h should not be used (as of 2.6.13) + This file will be removed eventually. + +* in-kernel device<->driver matching (as of 2.6.13) PCMCIA devices and their correct drivers can now be matched in kernelspace. See 'devicetable.txt' for details. diff --git a/Documentation/power/video.txt b/Documentation/power/video.txt index 881a37e3eeb0a8cd36194453c3c728c9e3720fc1..7a4a5036d123515d0aced385ab21b427a3de3089 100644 --- a/Documentation/power/video.txt +++ b/Documentation/power/video.txt @@ -117,6 +117,7 @@ IBM Thinkpad X40 Type 2371-7JG s3_bios,s3_mode (4) Medion MD4220 ??? (*) Samsung P35 vbetool needed (6) Sharp PC-AR10 (ATI rage) none (1) +Sony Vaio PCG-C1VRX/K s3_bios (2) Sony Vaio PCG-F403 ??? (*) Sony Vaio PCG-N505SN ??? (*) Sony Vaio vgn-s260 X or boot-radeon can init it (5) diff --git a/Documentation/usb/sn9c102.txt b/Documentation/usb/sn9c102.txt index cf9a1187edce54800df6072544c4291710888441..3f8a119db31b3018ad30da389bbc065eb7a35983 100644 --- a/Documentation/usb/sn9c102.txt +++ b/Documentation/usb/sn9c102.txt @@ -297,6 +297,7 @@ Vendor ID Product ID 0x0c45 0x602a 0x0c45 0x602b 0x0c45 0x602c +0x0c45 0x602d 0x0c45 0x6030 0x0c45 0x6080 0x0c45 0x6082 @@ -333,6 +334,7 @@ Model Manufacturer ----- ------------ HV7131D Hynix Semiconductor, Inc. MI-0343 Micron Technology, Inc. +OV7630 OmniVision Technologies, Inc. PAS106B PixArt Imaging, Inc. PAS202BCB PixArt Imaging, Inc. TAS5110C1B Taiwan Advanced Sensor Corporation @@ -470,9 +472,11 @@ order): - Luca Capello for the donation of a webcam; - Joao Rodrigo Fuzaro, Joao Limirio, Claudio Filho and Caio Begotti for the donation of a webcam; +- Jon Hollstrom for the donation of a webcam; - Carlos Eduardo Medaglia Dyonisio, who added the support for the PAS202BCB image sensor; - Stefano Mozzi, who donated 45 EU; +- Andrew Pearce for the donation of a webcam; - Bertrik Sikken, who reverse-engineered and documented the Huffman compression algorithm used in the SN9C10x controllers and implemented the first decoder; - Mizuno Takafumi for the donation of a webcam; diff --git a/Documentation/usb/usbmon.txt b/Documentation/usb/usbmon.txt index 2f8431f92b77fe7f762a75386f20ca8a92fbf0ca..f1896ee3bb2abf97f9b09f811a16db6fe9f3d1d2 100644 --- a/Documentation/usb/usbmon.txt +++ b/Documentation/usb/usbmon.txt @@ -101,6 +101,13 @@ Here is the list of words, from left to right: or 3 and 2 positions, correspondingly. - URB Status. This field makes no sense for submissions, but is present to help scripts with parsing. In error case, it contains the error code. + In case of a setup packet, it contains a Setup Tag. If scripts read a number + in this field, the proceed to read Data Length. Otherwise, they read + the setup packet before reading the Data Length. +- Setup packet, if present, consists of 5 words: one of each for bmRequestType, + bRequest, wValue, wIndex, wLength, as specified by the USB Specification 2.0. + These words are safe to decode if Setup Tag was 's'. Otherwise, the setup + packet was present, but not captured, and the fields contain filler. - Data Length. This is the actual length in the URB. - Data tag. The usbmon may not always capture data, even if length is nonzero. Only if tag is '=', the data words are present. @@ -125,25 +132,31 @@ class ParsedLine { String data_str = st.nextToken(); int len = data_str.length() / 2; int i; + int b; // byte is signed, apparently?! XXX for (i = 0; i < len; i++) { - data[data_len] = Byte.parseByte( - data_str.substring(i*2, i*2 + 2), - 16); + // data[data_len] = Byte.parseByte( + // data_str.substring(i*2, i*2 + 2), + // 16); + b = Integer.parseInt( + data_str.substring(i*2, i*2 + 2), + 16); + if (b >= 128) + b *= -1; + data[data_len] = (byte) b; data_len++; } } } } -This format is obviously deficient. For example, the setup packet for control -transfers is not delivered. This will change in the future. +This format may be changed in the future. Examples: -An input control transfer to get a port status: +An input control transfer to get a port status. -d74ff9a0 2640288196 S Ci:001:00 -115 4 < -d74ff9a0 2640288202 C Ci:001:00 0 4 = 01010100 +d5ea89a0 3575914555 S Ci:001:00 s a3 00 0000 0003 0004 4 < +d5ea89a0 3575914560 C Ci:001:00 0 4 = 01050000 An output bulk transfer to send a SCSI command 0x5E in a 31-byte Bulk wrapper to a storage device at address 5: diff --git a/Documentation/video4linux/CARDLIST.bttv b/Documentation/video4linux/CARDLIST.bttv index aeeafec0594cda9d5176f67ed8eb839e33c5fca0..62a12a08e2ac5c431ecb50e9358296a9ff76c0f3 100644 --- a/Documentation/video4linux/CARDLIST.bttv +++ b/Documentation/video4linux/CARDLIST.bttv @@ -1,4 +1,4 @@ -card=0 - *** UNKNOWN/GENERIC *** +card=0 - *** UNKNOWN/GENERIC *** card=1 - MIRO PCTV card=2 - Hauppauge (bt848) card=3 - STB, Gateway P/N 6000699 (bt848) diff --git a/Documentation/video4linux/CARDLIST.cx88 b/Documentation/video4linux/CARDLIST.cx88 index 4377aa11f567a2f17f0a3ade5fdc58c57b662294..6d44958289de94186ca1418edf8ae27b01dd6d46 100644 --- a/Documentation/video4linux/CARDLIST.cx88 +++ b/Documentation/video4linux/CARDLIST.cx88 @@ -27,3 +27,5 @@ card=25 - Digital-Logic MICROSPACE Entertainment Center (MEC) card=26 - IODATA GV/BCTV7E card=27 - PixelView PlayTV Ultra Pro (Stereo) card=28 - DViCO FusionHDTV 3 Gold-T +card=29 - ADS Tech Instant TV DVB-T PCI +card=30 - TerraTec Cinergy 1400 DVB-T diff --git a/Documentation/video4linux/CARDLIST.saa7134 b/Documentation/video4linux/CARDLIST.saa7134 index 735e8ba02d9fe42650c22ea05a3df45a432104f1..1b5a3a9ffbe2bbf7913a934888e23c034260ff5c 100644 --- a/Documentation/video4linux/CARDLIST.saa7134 +++ b/Documentation/video4linux/CARDLIST.saa7134 @@ -1,10 +1,10 @@ - 0 -> UNKNOWN/GENERIC + 0 -> UNKNOWN/GENERIC 1 -> Proteus Pro [philips reference design] [1131:2001,1131:2001] 2 -> LifeView FlyVIDEO3000 [5168:0138,4e42:0138] 3 -> LifeView FlyVIDEO2000 [5168:0138] 4 -> EMPRESS [1131:6752] 5 -> SKNet Monster TV [1131:4e85] - 6 -> Tevion MD 9717 + 6 -> Tevion MD 9717 7 -> KNC One TV-Station RDS / Typhoon TV Tuner RDS [1131:fe01,1894:fe01] 8 -> Terratec Cinergy 400 TV [153B:1142] 9 -> Medion 5044 @@ -34,6 +34,7 @@ 33 -> AVerMedia DVD EZMaker [1461:10ff] 34 -> Noval Prime TV 7133 35 -> AverMedia AverTV Studio 305 [1461:2115] + 36 -> UPMOST PURPLE TV [12ab:0800] 37 -> Items MuchTV Plus / IT-005 38 -> Terratec Cinergy 200 TV [153B:1152] 39 -> LifeView FlyTV Platinum Mini [5168:0212] @@ -43,20 +44,21 @@ 43 -> :Zolid Xpert TV7134 44 -> Empire PCI TV-Radio LE 45 -> Avermedia AVerTV Studio 307 [1461:9715] - 46 -> AVerMedia Cardbus TV/Radio [1461:d6ee] + 46 -> AVerMedia Cardbus TV/Radio (E500) [1461:d6ee] 47 -> Terratec Cinergy 400 mobile [153b:1162] 48 -> Terratec Cinergy 600 TV MK3 [153B:1158] 49 -> Compro VideoMate Gold+ Pal [185b:c200] 50 -> Pinnacle PCTV 300i DVB-T + PAL [11bd:002d] 51 -> ProVideo PV952 [1540:9524] 52 -> AverMedia AverTV/305 [1461:2108] + 53 -> ASUS TV-FM 7135 [1043:4845] 54 -> LifeView FlyTV Platinum FM [5168:0214,1489:0214] - 55 -> LifeView FlyDVB-T DUO [5168:0306] + 55 -> LifeView FlyDVB-T DUO [5168:0502,5168:0306] 56 -> Avermedia AVerTV 307 [1461:a70a] 57 -> Avermedia AVerTV GO 007 FM [1461:f31f] 58 -> ADS Tech Instant TV (saa7135) [1421:0350,1421:0370] 59 -> Kworld/Tevion V-Stream Xpert TV PVR7134 - 60 -> Typhoon DVB-T Duo Digital/Analog Cardbus - 61 -> Philips TOUGH DVB-T reference design + 60 -> Typhoon DVB-T Duo Digital/Analog Cardbus [4e42:0502] + 61 -> Philips TOUGH DVB-T reference design [1131:2004] 62 -> Compro VideoMate TV Gold+II 63 -> Kworld Xpert TV PVR7134 diff --git a/Documentation/video4linux/CARDLIST.tuner b/Documentation/video4linux/CARDLIST.tuner index e78020f68b2e5ffb8382d4f309cf3b48187f4821..d1b9d21ffd89a7b9199845bfce45ed4fdd5586dd 100644 --- a/Documentation/video4linux/CARDLIST.tuner +++ b/Documentation/video4linux/CARDLIST.tuner @@ -56,9 +56,9 @@ tuner=54 - tda8290+75 tuner=55 - LG PAL (TAPE series) tuner=56 - Philips PAL/SECAM multi (FQ1216AME MK4) tuner=57 - Philips FQ1236A MK4 -tuner=58 - Ymec TVision TVF-8531MF +tuner=58 - Ymec TVision TVF-8531MF/8831MF/8731MF tuner=59 - Ymec TVision TVF-5533MF tuner=60 - Thomson DDT 7611 (ATSC/NTSC) -tuner=61 - Tena TNF9533-D/IF +tuner=61 - Tena TNF9533-D/IF/TNF9533-B/DF tuner=62 - Philips TEA5767HN FM Radio tuner=63 - Philips FMD1216ME MK3 Hybrid Tuner diff --git a/Documentation/video4linux/bttv/Cards b/Documentation/video4linux/bttv/Cards index 7f8c7eb70ab26251d849e4922ab22e1fea19c190..8f1941ede4daa6018af217cef805d43179bfb4f7 100644 --- a/Documentation/video4linux/bttv/Cards +++ b/Documentation/video4linux/bttv/Cards @@ -20,7 +20,7 @@ All other cards only differ by additional components as tuners, sound decoders, EEPROMs, teletext decoders ... -Unsupported Cards: +Unsupported Cards: ------------------ Cards with Zoran (ZR) or Philips (SAA) or ISA are not supported by @@ -50,11 +50,11 @@ Bt848a/Bt849 single crytal operation support possible!!! Miro/Pinnacle PCTV ------------------ -- Bt848 - some (all??) come with 2 crystals for PAL/SECAM and NTSC +- Bt848 + some (all??) come with 2 crystals for PAL/SECAM and NTSC - PAL, SECAM or NTSC TV tuner (Philips or TEMIC) - MSP34xx sound decoder on add on board - decoder is supported but AFAIK does not yet work + decoder is supported but AFAIK does not yet work (other sound MUX setting in GPIO port needed??? somebody who fixed this???) - 1 tuner, 1 composite and 1 S-VHS input - tuner type is autodetected @@ -70,7 +70,7 @@ in 1997! Hauppauge Win/TV pci -------------------- -There are many different versions of the Hauppauge cards with different +There are many different versions of the Hauppauge cards with different tuners (TV+Radio ...), teletext decoders. Note that even cards with same model numbers have (depending on the revision) different chips on it. @@ -80,22 +80,22 @@ different chips on it. - PAL, SECAM, NTSC or tuner with or without Radio support e.g.: - PAL: + PAL: TDA5737: VHF, hyperband and UHF mixer/oscillator for TV and VCR 3-band tuners TSA5522: 1.4 GHz I2C-bus controlled synthesizer, I2C 0xc2-0xc3 - + NTSC: TDA5731: VHF, hyperband and UHF mixer/oscillator for TV and VCR 3-band tuners TSA5518: no datasheet available on Philips site -- Philips SAA5246 or SAA5284 ( or no) Teletext decoder chip +- Philips SAA5246 or SAA5284 ( or no) Teletext decoder chip with buffer RAM (e.g. Winbond W24257AS-35: 32Kx8 CMOS static RAM) SAA5246 (I2C 0x22) is supported -- 256 bytes EEPROM: Microchip 24LC02B or Philips 8582E2Y +- 256 bytes EEPROM: Microchip 24LC02B or Philips 8582E2Y with configuration information I2C address 0xa0 (24LC02B also responds to 0xa2-0xaf) - 1 tuner, 1 composite and (depending on model) 1 S-VHS input - 14052B: mux for selection of sound source -- sound decoder: TDA9800, MSP34xx (stereo cards) +- sound decoder: TDA9800, MSP34xx (stereo cards) Askey CPH-Series @@ -108,17 +108,17 @@ Developed by TelSignal(?), OEMed by many vendors (Typhoon, Anubis, Dynalink) CPH05x: BT878 with FM CPH06x: BT878 (w/o FM) CPH07x: BT878 capture only - + TV standards: CPH0x0: NTSC-M/M CPH0x1: PAL-B/G CPH0x2: PAL-I/I CPH0x3: PAL-D/K - CPH0x4: SECAM-L/L - CPH0x5: SECAM-B/G - CPH0x6: SECAM-D/K - CPH0x7: PAL-N/N - CPH0x8: PAL-B/H + CPH0x4: SECAM-L/L + CPH0x5: SECAM-B/G + CPH0x6: SECAM-D/K + CPH0x7: PAL-N/N + CPH0x8: PAL-B/H CPH0x9: PAL-M/M CPH03x was often sold as "TV capturer". @@ -174,7 +174,7 @@ Lifeview Flyvideo Series: "The FlyVideo2000 and FlyVideo2000s product name have renamed to FlyVideo98." Their Bt8x8 cards are listed as discontinued. Flyvideo 2000S was probably sold as Flyvideo 3000 in some contries(Europe?). - The new Flyvideo 2000/3000 are SAA7130/SAA7134 based. + The new Flyvideo 2000/3000 are SAA7130/SAA7134 based. "Flyvideo II" had been the name for the 848 cards, nowadays (in Germany) this name is re-used for LR50 Rev.W. @@ -235,12 +235,12 @@ Prolink Multimedia TV packages (card + software pack): PixelView Play TV Theater - (Model: PV-M4200) = PixelView Play TV pro + Software PixelView Play TV PAK - (Model: PV-BT878P+ REV 4E) - PixelView Play TV/VCR - (Model: PV-M3200 REV 4C / 8D / 10A ) + PixelView Play TV/VCR - (Model: PV-M3200 REV 4C / 8D / 10A ) PixelView Studio PAK - (Model: M2200 REV 4C / 8D / 10A ) PixelView PowerStudio PAK - (Model: PV-M3600 REV 4E) PixelView DigitalVCR PAK - (Model: PV-M2400 REV 4C / 8D / 10A ) - PixelView PlayTV PAK II (TV/FM card + usb camera) PV-M3800 + PixelView PlayTV PAK II (TV/FM card + usb camera) PV-M3800 PixelView PlayTV XP PV-M4700,PV-M4700(w/FM) PixelView PlayTV DVR PV-M4600 package contents:PixelView PlayTV pro, windvr & videoMail s/w @@ -254,7 +254,7 @@ Prolink DTV3000 PV-DTV3000P+ DVB-S CI = Twinhan VP-1030 DTV2000 DVB-S = Twinhan VP-1020 - + Video Conferencing: PixelView Meeting PAK - (Model: PV-BT878P) PixelView Meeting PAK Lite - (Model: PV-BT878P) @@ -308,7 +308,7 @@ KNC One newer Cards have saa7134, but model name stayed the same? -Provideo +Provideo -------- PV951 or PV-951 (also are sold as: Boeder TV-FM Video Capture Card @@ -353,7 +353,7 @@ AVerMedia AVerTV AVerTV Stereo AVerTV Studio (w/FM) - AVerMedia TV98 with Remote + AVerMedia TV98 with Remote AVerMedia TV/FM98 Stereo AVerMedia TVCAM98 TVCapture (Bt848) @@ -373,7 +373,7 @@ AVerMedia (1) Daughterboard MB68-A with TDA9820T and TDA9840T (2) Sony NE41S soldered (stereo sound?) (3) Daughterboard M118-A w/ pic 16c54 and 4 MHz quartz - + US site has different drivers for (as of 09/2002): EZ Capture/InterCam PCI (BT-848 chip) EZ Capture/InterCam PCI (BT-878 chip) @@ -437,7 +437,7 @@ Terratec Terra TValueRadio, "LR102 Rev.C" printed on the PCB Terra TV/Radio+ Version 1.0, "80-CP2830100-0" TTTV3 printed on the PCB, "CPH010-E83" on the back, SAA6588T, TDA9873H - Terra TValue Version BT878, "80-CP2830110-0 TTTV4" printed on the PCB, + Terra TValue Version BT878, "80-CP2830110-0 TTTV4" printed on the PCB, "CPH011-D83" on back Terra TValue Version 1.0 "ceb105.PCB" (really identical to Terra TV+ Version 1.0) Terra TValue New Revision "LR102 Rec.C" @@ -528,7 +528,7 @@ Koutech KW-606RSF KW-607A (capture only) KW-608 (Zoran capture only) - + IODATA (jp) ------ GV-BCTV/PCI @@ -542,15 +542,15 @@ Canopus (jp) ------- WinDVR = Kworld "KW-TVL878RF" -www.sigmacom.co.kr +www.sigmacom.co.kr ------------------ - Sigma Cyber TV II + Sigma Cyber TV II www.sasem.co.kr --------------- Litte OnAir TV -hama +hama ---- TV/Radio-Tuner Card, PCI (Model 44677) = CPH051 @@ -638,7 +638,7 @@ Media-Surfer (esc-kathrein.de) Jetway (www.jetway.com.tw) -------------------------- - JW-TV 878M + JW-TV 878M JW-TV 878 = KWorld KW-TV878RF Galaxis @@ -715,7 +715,7 @@ Hauppauge 809 MyVideo 872 MyTV2Go FM - + 546 WinTV Nova-S CI 543 WinTV Nova 907 Nova-S USB @@ -739,7 +739,7 @@ Hauppauge 832 MyTV2Go 869 MyTV2Go-FM 805 MyVideo (USB) - + Matrix-Vision ------------- @@ -764,7 +764,7 @@ Gallant (www.gallantcom.com) www.minton.com.tw Intervision IV-550 (bt8x8) Intervision IV-100 (zoran) Intervision IV-1000 (bt8x8) - + Asonic (www.asonic.com.cn) (website down) ----------------------------------------- SkyEye tv 878 @@ -804,11 +804,11 @@ Kworld (www.kworld.com.tw) JTT/ Justy Corp.http://www.justy.co.jp/ (www.jtt.com.jp website down) --------------------------------------------------------------------- - JTT-02 (JTT TV) "TV watchmate pro" (bt848) + JTT-02 (JTT TV) "TV watchmate pro" (bt848) ADS www.adstech.com ------------------- - Channel Surfer TV ( CHX-950 ) + Channel Surfer TV ( CHX-950 ) Channel Surfer TV+FM ( CHX-960FM ) AVEC www.prochips.com @@ -874,7 +874,7 @@ www.ids-imaging.de ------------------ Falcon Series (capture only) In USA: http://www.theimagingsource.com/ - DFG/LC1 + DFG/LC1 www.sknet-web.co.jp ------------------- @@ -890,7 +890,7 @@ Cybertainment CyberMail Xtreme These are Flyvideo -VCR (http://www.vcrinc.com/) +VCR (http://www.vcrinc.com/) --- Video Catcher 16 @@ -920,7 +920,7 @@ Sdisilk www.sdisilk.com/ SDI Silk 200 SDI Input Card www.euresys.com - PICOLO series + PICOLO series PMC/Pace www.pacecom.co.uk website closed diff --git a/Documentation/video4linux/not-in-cx2388x-datasheet.txt b/Documentation/video4linux/not-in-cx2388x-datasheet.txt index 96b638b5ba1ddc73c6dc3c386d18759704ca4d8c..edbfe744d21d16ba6bb15a284b5a9f63745e8cab 100644 --- a/Documentation/video4linux/not-in-cx2388x-datasheet.txt +++ b/Documentation/video4linux/not-in-cx2388x-datasheet.txt @@ -34,4 +34,8 @@ MO_OUTPUT_FORMAT (0x310164) 2: HACTEXT 1: HSFMT +0x47 is the sync byte for MPEG-2 transport stream packets. +Datasheet incorrectly states to use 47 decimal. 188 is the length. +All DVB compliant frontends output packets with this start code. + ================================================================================= diff --git a/MAINTAINERS b/MAINTAINERS index 19a9a1c530371a9328af010d96d2544e88289378..5d014725901c0ea91b4b352211a8dbaf8e806301 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -370,6 +370,10 @@ W: http://www.thekelleys.org.uk/atmel W: http://atmelwlandriver.sourceforge.net/ S: Maintained +AUDIT SUBSYSTEM +L: linux-audit@redhat.com (subscribers-only) +S: Maintained + AX.25 NETWORK LAYER P: Ralf Baechle M: ralf@linux-mips.org @@ -1236,7 +1240,7 @@ S: Maintained IRDA SUBSYSTEM P: Jean Tourrilhes -L: irda-users@lists.sourceforge.net +L: irda-users@lists.sourceforge.net (subscribers-only) W: http://irda.sourceforge.net/ S: Maintained @@ -1803,8 +1807,9 @@ M: greg@kroah.com S: Maintained PCMCIA SUBSYSTEM +P: Linux PCMCIA Team L: http://lists.infradead.org/mailman/listinfo/linux-pcmcia -S: Unmaintained +S: Maintained PCNET32 NETWORK DRIVER P: Thomas Bogendörfer @@ -2161,7 +2166,7 @@ UltraSPARC (sparc64): P: David S. Miller M: davem@davemloft.net P: Eddie C. Dost -M: ecd@skynet.be +M: ecd@brainaid.de P: Jakub Jelinek M: jj@sunsite.ms.mff.cuni.cz P: Anton Blanchard diff --git a/Makefile b/Makefile index 77aab7bdde01cb3b61440b164d937e4372536a34..cf34a6b5c6eb77470f88f8d962f3173296e04783 100644 --- a/Makefile +++ b/Makefile @@ -1,7 +1,7 @@ VERSION = 2 PATCHLEVEL = 6 SUBLEVEL = 13 -EXTRAVERSION =-rc1 +EXTRAVERSION =-rc3 NAME=Woozy Numbat # *DOCUMENTATION* @@ -792,6 +792,9 @@ export CPPFLAGS_vmlinux.lds += -P -C -U$(ARCH) $(Q)$(MAKE) $(build)=$(@D) $@ %.o: %.c scripts FORCE $(Q)$(MAKE) $(build)=$(@D) $@ +%.ko: scripts FORCE + $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) $(build)=$(@D) $(@:.ko=.o) + $(Q)$(MAKE) -rR -f $(srctree)/scripts/Makefile.modpost %/: scripts prepare FORCE $(Q)$(MAKE) KBUILD_MODULES=$(if $(CONFIG_MODULES),1) $(build)=$(@D) %.lst: %.c scripts FORCE @@ -1033,6 +1036,7 @@ help: @echo ' modules_install - Install all modules' @echo ' dir/ - Build all files in dir and below' @echo ' dir/file.[ois] - Build specified target only' + @echo ' dir/file.ko - Build module including final link' @echo ' rpm - Build a kernel as an RPM package' @echo ' tags/TAGS - Generate tags file for editors' @echo ' cscope - Generate cscope index' @@ -1149,7 +1153,7 @@ endif # KBUILD_EXTMOD #(which is the most common case IMHO) to avoid unneeded clutter in the big tags file. #Adding $(srctree) adds about 20M on i386 to the size of the output file! -ifeq ($(KBUILD_OUTPUT),) +ifeq ($(src),$(obj)) __srctree = else __srctree = $(srctree)/ diff --git a/arch/alpha/Kconfig b/arch/alpha/Kconfig index c5739d6309dfc89d95feff14a411cb6ef9bb8955..083c5df42d35bea201f08e6875fe038b1596d44c 100644 --- a/arch/alpha/Kconfig +++ b/arch/alpha/Kconfig @@ -596,6 +596,8 @@ source "fs/Kconfig.binfmt" endmenu +source "net/Kconfig" + source "drivers/Kconfig" source "fs/Kconfig" diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig index 620f2ca94ed27390640abe911f0ab4a4bca20a1e..7bc4a583f4e101a01bfdc92707bf2f25f5048b61 100644 --- a/arch/arm/Kconfig +++ b/arch/arm/Kconfig @@ -223,7 +223,9 @@ source "arch/arm/mach-pxa/Kconfig" source "arch/arm/mach-sa1100/Kconfig" -source "arch/arm/mach-omap/Kconfig" +source "arch/arm/plat-omap/Kconfig" + +source "arch/arm/mach-omap1/Kconfig" source "arch/arm/mach-s3c2410/Kconfig" @@ -514,7 +516,7 @@ config XIP_PHYS_ADDR endmenu -if (ARCH_SA1100 || ARCH_INTEGRATOR) +if (ARCH_SA1100 || ARCH_INTEGRATOR || ARCH_OMAP1) menu "CPU Frequency scaling" @@ -698,6 +700,8 @@ config APM endmenu +source "net/Kconfig" + menu "Device Drivers" source "drivers/base/Kconfig" @@ -730,7 +734,7 @@ source "drivers/ieee1394/Kconfig" source "drivers/message/i2o/Kconfig" -source "net/Kconfig" +source "drivers/net/Kconfig" source "drivers/isdn/Kconfig" @@ -742,6 +746,8 @@ source "drivers/char/Kconfig" source "drivers/i2c/Kconfig" +source "drivers/hwmon/Kconfig" + #source "drivers/l3/Kconfig" source "drivers/misc/Kconfig" diff --git a/arch/arm/Makefile b/arch/arm/Makefile index eb933dcafba02b35e830044efb357c6b44de3666..67f1453ade05e9afc085a7b0fb93e518dd053af8 100644 --- a/arch/arm/Makefile +++ b/arch/arm/Makefile @@ -91,7 +91,8 @@ textaddr-$(CONFIG_ARCH_FORTUNET) := 0xc0008000 machine-$(CONFIG_ARCH_IOP3XX) := iop3xx machine-$(CONFIG_ARCH_IXP4XX) := ixp4xx machine-$(CONFIG_ARCH_IXP2000) := ixp2000 - machine-$(CONFIG_ARCH_OMAP) := omap + machine-$(CONFIG_ARCH_OMAP1) := omap1 + incdir-$(CONFIG_ARCH_OMAP) := omap machine-$(CONFIG_ARCH_S3C2410) := s3c2410 machine-$(CONFIG_ARCH_LH7A40X) := lh7a40x machine-$(CONFIG_ARCH_VERSATILE) := versatile @@ -142,6 +143,9 @@ core-$(CONFIG_FPE_NWFPE) += arch/arm/nwfpe/ core-$(CONFIG_FPE_FASTFPE) += $(FASTFPE_OBJ) core-$(CONFIG_VFP) += arch/arm/vfp/ +# If we have a common platform directory, then include it in the build. +core-$(CONFIG_ARCH_OMAP) += arch/arm/plat-omap/ + drivers-$(CONFIG_OPROFILE) += arch/arm/oprofile/ drivers-$(CONFIG_ARCH_CLPS7500) += drivers/acorn/char/ drivers-$(CONFIG_ARCH_L7200) += drivers/acorn/char/ diff --git a/arch/arm/configs/enp2611_defconfig b/arch/arm/configs/enp2611_defconfig index b8c51ee7f1bb05e530bdb252e5db4b55c8bfe405..f67ca01b4982f9e01e590468bae49bf0801bc756 100644 --- a/arch/arm/configs/enp2611_defconfig +++ b/arch/arm/configs/enp2611_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-git6 -# Sat Jun 25 00:57:29 2005 +# Linux kernel version: 2.6.13-rc2 +# Thu Jul 7 16:41:21 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -137,6 +137,7 @@ CONFIG_PCI_NAMES=y # # CONFIG_SMP is not set # CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -345,10 +346,9 @@ CONFIG_PACKET_MMAP=y CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -363,17 +363,8 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set # CONFIG_IP_TCPDIAG is not set # CONFIG_IP_TCPDIAG_IPV6 is not set - -# -# TCP congestion control -# +# CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -# CONFIG_TCP_CONG_HSTCP is not set -# CONFIG_TCP_CONG_HYBLA is not set -# CONFIG_TCP_CONG_VEGAS is not set -# CONFIG_TCP_CONG_SCALABLE is not set # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -931,4 +922,3 @@ CONFIG_CRC32=y # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -# CONFIG_TEXTSEARCH is not set diff --git a/arch/arm/configs/ixdp2400_defconfig b/arch/arm/configs/ixdp2400_defconfig index 3cfbe2ec29ca6baeba87a066e486da5b259bb7dc..5c6c928215d061911f00fea774b201b50341b453 100644 --- a/arch/arm/configs/ixdp2400_defconfig +++ b/arch/arm/configs/ixdp2400_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-git6 -# Sat Jun 25 00:58:38 2005 +# Linux kernel version: 2.6.13-rc2 +# Thu Jul 7 16:49:01 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -138,6 +138,7 @@ CONFIG_PCI_NAMES=y # # CONFIG_SMP is not set # CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -346,10 +347,9 @@ CONFIG_PACKET_MMAP=y CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -364,17 +364,8 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set # CONFIG_IP_TCPDIAG is not set # CONFIG_IP_TCPDIAG_IPV6 is not set - -# -# TCP congestion control -# +# CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -# CONFIG_TCP_CONG_HSTCP is not set -# CONFIG_TCP_CONG_HYBLA is not set -# CONFIG_TCP_CONG_VEGAS is not set -# CONFIG_TCP_CONG_SCALABLE is not set # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -932,4 +923,3 @@ CONFIG_CRC32=y # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -# CONFIG_TEXTSEARCH is not set diff --git a/arch/arm/configs/ixdp2401_defconfig b/arch/arm/configs/ixdp2401_defconfig index 5c87e8e6969b1cb828158c853344d844a0071da7..6dc40f6be0eff06fd10163d5234193eb39e94b98 100644 --- a/arch/arm/configs/ixdp2401_defconfig +++ b/arch/arm/configs/ixdp2401_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-git6 -# Sat Jun 25 00:59:35 2005 +# Linux kernel version: 2.6.13-rc2 +# Thu Jul 7 16:49:08 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -138,6 +138,7 @@ CONFIG_PCI_NAMES=y # # CONFIG_SMP is not set # CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -346,10 +347,9 @@ CONFIG_PACKET_MMAP=y CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -364,17 +364,8 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set CONFIG_IP_TCPDIAG=y # CONFIG_IP_TCPDIAG_IPV6 is not set - -# -# TCP congestion control -# +# CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -# CONFIG_TCP_CONG_HSTCP is not set -# CONFIG_TCP_CONG_HYBLA is not set -# CONFIG_TCP_CONG_VEGAS is not set -# CONFIG_TCP_CONG_SCALABLE is not set # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -933,4 +924,3 @@ CONFIG_CRC32=y # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -# CONFIG_TEXTSEARCH is not set diff --git a/arch/arm/configs/ixdp2800_defconfig b/arch/arm/configs/ixdp2800_defconfig index 3cb561a551cb598c5fe13033b7d8dffd4c2f886e..d2bb0b7153fea967629526fdd5a5cdc3f8cc1353 100644 --- a/arch/arm/configs/ixdp2800_defconfig +++ b/arch/arm/configs/ixdp2800_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-git6 -# Sat Jun 25 01:00:27 2005 +# Linux kernel version: 2.6.13-rc2 +# Thu Jul 7 16:49:20 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -138,6 +138,7 @@ CONFIG_PCI_NAMES=y # # CONFIG_SMP is not set # CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -346,10 +347,9 @@ CONFIG_PACKET_MMAP=y CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -364,17 +364,8 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set # CONFIG_IP_TCPDIAG is not set # CONFIG_IP_TCPDIAG_IPV6 is not set - -# -# TCP congestion control -# +# CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -# CONFIG_TCP_CONG_HSTCP is not set -# CONFIG_TCP_CONG_HYBLA is not set -# CONFIG_TCP_CONG_VEGAS is not set -# CONFIG_TCP_CONG_SCALABLE is not set # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -932,4 +923,3 @@ CONFIG_CRC32=y # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -# CONFIG_TEXTSEARCH is not set diff --git a/arch/arm/configs/ixdp2801_defconfig b/arch/arm/configs/ixdp2801_defconfig index b1e162f29cb9490b64b59c0cd04d6973369e9c52..2d6f960e3395f6b0dde6c3bbf37cc5baf69b01cd 100644 --- a/arch/arm/configs/ixdp2801_defconfig +++ b/arch/arm/configs/ixdp2801_defconfig @@ -1,7 +1,7 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-git6 -# Sat Jun 25 01:01:18 2005 +# Linux kernel version: 2.6.13-rc2 +# Thu Jul 7 16:49:13 2005 # CONFIG_ARM=y CONFIG_MMU=y @@ -138,6 +138,7 @@ CONFIG_PCI_NAMES=y # # CONFIG_SMP is not set # CONFIG_PREEMPT is not set +# CONFIG_NO_IDLE_HZ is not set # CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set CONFIG_SELECT_MEMORY_MODEL=y CONFIG_FLATMEM_MANUAL=y @@ -346,10 +347,9 @@ CONFIG_PACKET_MMAP=y CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y -CONFIG_IP_FIB_HASH=y -# CONFIG_IP_FIB_TRIE is not set # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -364,17 +364,8 @@ CONFIG_SYN_COOKIES=y # CONFIG_INET_TUNNEL is not set # CONFIG_IP_TCPDIAG is not set # CONFIG_IP_TCPDIAG_IPV6 is not set - -# -# TCP congestion control -# +# CONFIG_TCP_CONG_ADVANCED is not set CONFIG_TCP_CONG_BIC=y -CONFIG_TCP_CONG_WESTWOOD=m -CONFIG_TCP_CONG_HTCP=m -# CONFIG_TCP_CONG_HSTCP is not set -# CONFIG_TCP_CONG_HYBLA is not set -# CONFIG_TCP_CONG_VEGAS is not set -# CONFIG_TCP_CONG_SCALABLE is not set # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -933,4 +924,3 @@ CONFIG_CRC32=y # CONFIG_LIBCRC32C is not set CONFIG_ZLIB_INFLATE=y CONFIG_ZLIB_DEFLATE=y -# CONFIG_TEXTSEARCH is not set diff --git a/arch/arm/configs/omap_h2_1610_defconfig b/arch/arm/configs/omap_h2_1610_defconfig index 4e58d9341bce79a9a223662e3eaf95a84ed03d40..24955263b0968b06b17809bb363da489bf667b48 100644 --- a/arch/arm/configs/omap_h2_1610_defconfig +++ b/arch/arm/configs/omap_h2_1610_defconfig @@ -1,14 +1,13 @@ # # Automatically generated make config: don't edit -# Linux kernel version: 2.6.12-rc1-bk2 -# Sun Mar 27 17:52:41 2005 +# Linux kernel version: 2.6.13-rc2 +# Fri Jul 8 04:49:34 2005 # CONFIG_ARM=y CONFIG_MMU=y CONFIG_UID16=y CONFIG_RWSEM_GENERIC_SPINLOCK=y CONFIG_GENERIC_CALIBRATE_DELAY=y -CONFIG_GENERIC_IOMAP=y # # Code maturity level options @@ -17,6 +16,7 @@ CONFIG_EXPERIMENTAL=y CONFIG_CLEAN_COMPILE=y CONFIG_BROKEN_ON_SMP=y CONFIG_LOCK_KERNEL=y +CONFIG_INIT_ENV_ARG_LIMIT=32 # # General setup @@ -33,8 +33,9 @@ CONFIG_KOBJECT_UEVENT=y # CONFIG_IKCONFIG is not set # CONFIG_EMBEDDED is not set CONFIG_KALLSYMS=y -# CONFIG_KALLSYMS_ALL is not set # CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y CONFIG_BASE_FULL=y CONFIG_FUTEX=y CONFIG_EPOLL=y @@ -82,10 +83,28 @@ CONFIG_ARCH_OMAP=y # CONFIG_ARCH_VERSATILE is not set # CONFIG_ARCH_IMX is not set # CONFIG_ARCH_H720X is not set +# CONFIG_ARCH_AAEC2000 is not set # # TI OMAP Implementations # +CONFIG_ARCH_OMAP_OTG=y +CONFIG_ARCH_OMAP1=y +# CONFIG_ARCH_OMAP2 is not set + +# +# OMAP Feature Selections +# +# CONFIG_OMAP_RESET_CLOCKS is not set +CONFIG_OMAP_MUX=y +# CONFIG_OMAP_MUX_DEBUG is not set +CONFIG_OMAP_MUX_WARNINGS=y +# CONFIG_OMAP_MPU_TIMER is not set +CONFIG_OMAP_32K_TIMER=y +CONFIG_OMAP_32K_TIMER_HZ=128 +CONFIG_OMAP_LL_DEBUG_UART1=y +# CONFIG_OMAP_LL_DEBUG_UART2 is not set +# CONFIG_OMAP_LL_DEBUG_UART3 is not set # # OMAP Core Type @@ -93,7 +112,6 @@ CONFIG_ARCH_OMAP=y # CONFIG_ARCH_OMAP730 is not set # CONFIG_ARCH_OMAP1510 is not set CONFIG_ARCH_OMAP16XX=y -CONFIG_ARCH_OMAP_OTG=y # # OMAP Board Type @@ -101,21 +119,14 @@ CONFIG_ARCH_OMAP_OTG=y # CONFIG_MACH_OMAP_INNOVATOR is not set CONFIG_MACH_OMAP_H2=y # CONFIG_MACH_OMAP_H3 is not set -# CONFIG_MACH_OMAP_H4 is not set # CONFIG_MACH_OMAP_OSK is not set # CONFIG_MACH_OMAP_GENERIC is not set # -# OMAP Feature Selections +# OMAP CPU Speed # -CONFIG_OMAP_MUX=y -# CONFIG_OMAP_MUX_DEBUG is not set -CONFIG_OMAP_MUX_WARNINGS=y -CONFIG_OMAP_MPU_TIMER=y -# CONFIG_OMAP_32K_TIMER is not set -CONFIG_OMAP_LL_DEBUG_UART1=y -# CONFIG_OMAP_LL_DEBUG_UART2 is not set -# CONFIG_OMAP_LL_DEBUG_UART3 is not set +# CONFIG_OMAP_CLOCKS_SET_BY_BOOTLOADER is not set +# CONFIG_OMAP_ARM_216MHZ is not set CONFIG_OMAP_ARM_192MHZ=y # CONFIG_OMAP_ARM_168MHZ is not set # CONFIG_OMAP_ARM_120MHZ is not set @@ -145,6 +156,7 @@ CONFIG_ARM_THUMB=y # # Bus support # +CONFIG_ISA_DMA_API=y # # PCCARD (PCMCIA/CardBus) support @@ -154,7 +166,16 @@ CONFIG_ARM_THUMB=y # # Kernel Features # +# CONFIG_SMP is not set CONFIG_PREEMPT=y +CONFIG_NO_IDLE_HZ=y +# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y # CONFIG_LEDS is not set CONFIG_ALIGNMENT_TRAP=y @@ -166,6 +187,22 @@ CONFIG_ZBOOT_ROM_BSS=0x0 CONFIG_CMDLINE="mem=32M console=ttyS0,115200n8 root=0801 ro init=/bin/sh" # CONFIG_XIP_KERNEL is not set +# +# CPU Frequency scaling +# +CONFIG_CPU_FREQ=y +CONFIG_CPU_FREQ_TABLE=y +# CONFIG_CPU_FREQ_DEBUG is not set +CONFIG_CPU_FREQ_STAT=y +# CONFIG_CPU_FREQ_STAT_DETAILS is not set +# CONFIG_CPU_FREQ_DEFAULT_GOV_PERFORMANCE is not set +CONFIG_CPU_FREQ_DEFAULT_GOV_USERSPACE=y +# CONFIG_CPU_FREQ_GOV_PERFORMANCE is not set +# CONFIG_CPU_FREQ_GOV_POWERSAVE is not set +CONFIG_CPU_FREQ_GOV_USERSPACE=y +# CONFIG_CPU_FREQ_GOV_ONDEMAND is not set +# CONFIG_CPU_FREQ_GOV_CONSERVATIVE is not set + # # Floating point emulation # @@ -202,7 +239,6 @@ CONFIG_PM=y CONFIG_STANDALONE=y CONFIG_PREVENT_FIRMWARE_BUILD=y # CONFIG_FW_LOADER is not set -CONFIG_DEBUG_DRIVER=y # # Memory Technology Devices (MTD) @@ -292,7 +328,6 @@ CONFIG_MTD_CFI_UTIL=y # # Block devices # -# CONFIG_BLK_DEV_FD is not set # CONFIG_BLK_DEV_COW_COMMON is not set CONFIG_BLK_DEV_LOOP=y # CONFIG_BLK_DEV_CRYPTOLOOP is not set @@ -327,6 +362,7 @@ CONFIG_SCSI_PROC_FS=y # CONFIG_CHR_DEV_OSST is not set # CONFIG_BLK_DEV_SR is not set # CONFIG_CHR_DEV_SG is not set +# CONFIG_CHR_DEV_SCH is not set # # Some SCSI devices (e.g. CD jukebox) support multiple LUNs @@ -356,6 +392,7 @@ CONFIG_SCSI_PROC_FS=y # # Fusion MPT device support # +# CONFIG_FUSION is not set # # IEEE 1394 (FireWire) support @@ -375,12 +412,12 @@ CONFIG_NET=y # CONFIG_PACKET=y # CONFIG_PACKET_MMAP is not set -# CONFIG_NETLINK_DEV is not set CONFIG_UNIX=y # CONFIG_NET_KEY is not set CONFIG_INET=y # CONFIG_IP_MULTICAST is not set # CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_FIB_HASH=y CONFIG_IP_PNP=y CONFIG_IP_PNP_DHCP=y CONFIG_IP_PNP_BOOTP=y @@ -395,6 +432,8 @@ CONFIG_IP_PNP_BOOTP=y # CONFIG_INET_TUNNEL is not set CONFIG_IP_TCPDIAG=y # CONFIG_IP_TCPDIAG_IPV6 is not set +# CONFIG_TCP_CONG_ADVANCED is not set +CONFIG_TCP_CONG_BIC=y # CONFIG_IPV6 is not set # CONFIG_NETFILTER is not set @@ -442,6 +481,7 @@ CONFIG_NETDEVICES=y CONFIG_NET_ETHERNET=y CONFIG_MII=y CONFIG_SMC91X=y +# CONFIG_DM9000 is not set # # Ethernet (1000 Mbit) @@ -518,7 +558,6 @@ CONFIG_SERIO=y CONFIG_SERIO_SERPORT=y # CONFIG_SERIO_RAW is not set # CONFIG_GAMEPORT is not set -CONFIG_SOUND_GAMEPORT=y # # Character devices @@ -567,13 +606,11 @@ CONFIG_WATCHDOG_NOWAYOUT=y # # Ftape, the floppy tape device driver # -# CONFIG_DRM is not set # CONFIG_RAW_DRIVER is not set # # TPM devices # -# CONFIG_TCG_TPM is not set # # I2C support @@ -604,7 +641,9 @@ CONFIG_I2C_CHARDEV=y # CONFIG_SENSORS_ADM1025 is not set # CONFIG_SENSORS_ADM1026 is not set # CONFIG_SENSORS_ADM1031 is not set +# CONFIG_SENSORS_ADM9240 is not set # CONFIG_SENSORS_ASB100 is not set +# CONFIG_SENSORS_ATXP1 is not set # CONFIG_SENSORS_DS1621 is not set # CONFIG_SENSORS_FSCHER is not set # CONFIG_SENSORS_FSCPOS is not set @@ -620,6 +659,7 @@ CONFIG_I2C_CHARDEV=y # CONFIG_SENSORS_LM85 is not set # CONFIG_SENSORS_LM87 is not set # CONFIG_SENSORS_LM90 is not set +# CONFIG_SENSORS_LM92 is not set # CONFIG_SENSORS_MAX1619 is not set # CONFIG_SENSORS_PC87360 is not set # CONFIG_SENSORS_SMSC47B397 is not set @@ -627,15 +667,21 @@ CONFIG_I2C_CHARDEV=y # CONFIG_SENSORS_W83781D is not set # CONFIG_SENSORS_W83L785TS is not set # CONFIG_SENSORS_W83627HF is not set +# CONFIG_SENSORS_W83627EHF is not set # # Other I2C Chip support # +# CONFIG_SENSORS_DS1337 is not set +# CONFIG_SENSORS_DS1374 is not set # CONFIG_SENSORS_EEPROM is not set # CONFIG_SENSORS_PCF8574 is not set +# CONFIG_SENSORS_PCA9539 is not set # CONFIG_SENSORS_PCF8591 is not set # CONFIG_SENSORS_RTC8564 is not set CONFIG_ISP1301_OMAP=y +CONFIG_TPS65010=y +# CONFIG_SENSORS_MAX6875 is not set # CONFIG_I2C_DEBUG_CORE is not set # CONFIG_I2C_DEBUG_ALGO is not set # CONFIG_I2C_DEBUG_BUS is not set @@ -663,8 +709,10 @@ CONFIG_FB=y # CONFIG_FB_CFB_COPYAREA is not set # CONFIG_FB_CFB_IMAGEBLIT is not set # CONFIG_FB_SOFT_CURSOR is not set +# CONFIG_FB_MACMODES is not set CONFIG_FB_MODE_HELPERS=y # CONFIG_FB_TILEBLITTING is not set +# CONFIG_FB_S1D13XXX is not set # CONFIG_FB_VIRTUAL is not set # @@ -677,11 +725,13 @@ CONFIG_FONTS=y CONFIG_FONT_8x8=y CONFIG_FONT_8x16=y # CONFIG_FONT_6x11 is not set +# CONFIG_FONT_7x14 is not set # CONFIG_FONT_PEARL_8x8 is not set # CONFIG_FONT_ACORN_8x8 is not set # CONFIG_FONT_MINI_4x6 is not set # CONFIG_FONT_SUN8x16 is not set # CONFIG_FONT_SUN12x22 is not set +# CONFIG_FONT_10x18 is not set # # Logo configuration @@ -729,14 +779,14 @@ CONFIG_USB_ARCH_HAS_OHCI=y # CONFIG_USB_GADGET=y # CONFIG_USB_GADGET_DEBUG_FILES is not set +CONFIG_USB_GADGET_SELECTED=y # CONFIG_USB_GADGET_NET2280 is not set # CONFIG_USB_GADGET_PXA2XX is not set # CONFIG_USB_GADGET_GOKU is not set -# CONFIG_USB_GADGET_SA1100 is not set # CONFIG_USB_GADGET_LH7A40X is not set -# CONFIG_USB_GADGET_DUMMY_HCD is not set CONFIG_USB_GADGET_OMAP=y CONFIG_USB_OMAP=y +# CONFIG_USB_GADGET_DUMMY_HCD is not set # CONFIG_USB_GADGET_DUALSPEED is not set # CONFIG_USB_ZERO is not set CONFIG_USB_ETH=y @@ -755,6 +805,7 @@ CONFIG_USB_ETH_RNDIS=y # CONFIG_EXT2_FS=y # CONFIG_EXT2_FS_XATTR is not set +# CONFIG_EXT2_FS_XIP is not set # CONFIG_EXT3_FS is not set # CONFIG_JBD is not set # CONFIG_REISERFS_FS is not set @@ -791,7 +842,6 @@ CONFIG_FAT_DEFAULT_CODEPAGE=437 # CONFIG_PROC_FS=y CONFIG_SYSFS=y -# CONFIG_DEVFS_FS is not set # CONFIG_DEVPTS_FS_XATTR is not set # CONFIG_TMPFS is not set # CONFIG_HUGETLB_PAGE is not set @@ -828,12 +878,14 @@ CONFIG_CRAMFS=y # CONFIG_NFS_FS=y CONFIG_NFS_V3=y +# CONFIG_NFS_V3_ACL is not set CONFIG_NFS_V4=y # CONFIG_NFS_DIRECTIO is not set # CONFIG_NFSD is not set CONFIG_ROOT_NFS=y CONFIG_LOCKD=y CONFIG_LOCKD_V4=y +CONFIG_NFS_COMMON=y CONFIG_SUNRPC=y CONFIG_SUNRPC_GSS=y CONFIG_RPCSEC_GSS_KRB5=y @@ -903,24 +955,11 @@ CONFIG_NLS_DEFAULT="iso8859-1" # Kernel hacking # # CONFIG_PRINTK_TIME is not set -CONFIG_DEBUG_KERNEL=y -# CONFIG_MAGIC_SYSRQ is not set +# CONFIG_DEBUG_KERNEL is not set CONFIG_LOG_BUF_SHIFT=14 -# CONFIG_SCHEDSTATS is not set -# CONFIG_DEBUG_SLAB is not set -CONFIG_DEBUG_PREEMPT=y -# CONFIG_DEBUG_SPINLOCK is not set -# CONFIG_DEBUG_SPINLOCK_SLEEP is not set -# CONFIG_DEBUG_KOBJECT is not set CONFIG_DEBUG_BUGVERBOSE=y -CONFIG_DEBUG_INFO=y -# CONFIG_DEBUG_FS is not set CONFIG_FRAME_POINTER=y -CONFIG_DEBUG_USER=y -# CONFIG_DEBUG_WAITQ is not set -CONFIG_DEBUG_ERRORS=y -CONFIG_DEBUG_LL=y -# CONFIG_DEBUG_ICEDCC is not set +# CONFIG_DEBUG_USER is not set # # Security options diff --git a/arch/arm/kernel/armksyms.c b/arch/arm/kernel/armksyms.c index b713c44c6fb429c8da7bdfab8a4399a906df1050..835d450797a1e29378986f05b3e5ac852afd2a36 100644 --- a/arch/arm/kernel/armksyms.c +++ b/arch/arm/kernel/armksyms.c @@ -41,7 +41,10 @@ extern void fp_enter(void); * This has a special calling convention; it doesn't * modify any of the usual registers, except for LR. */ +#define EXPORT_CRC_ALIAS(sym) __CRC_SYMBOL(sym, "") + #define EXPORT_SYMBOL_ALIAS(sym,orig) \ + EXPORT_CRC_ALIAS(sym) \ const struct kernel_symbol __ksymtab_##sym \ __attribute__((section("__ksymtab"))) = \ { (unsigned long)&orig, #sym }; diff --git a/arch/arm/kernel/setup.c b/arch/arm/kernel/setup.c index 35b7273cfdb4252cb6b886b306870924f5abb38a..c9b69771f92ebb7b3ec8145b796336a176b64ad5 100644 --- a/arch/arm/kernel/setup.c +++ b/arch/arm/kernel/setup.c @@ -737,8 +737,8 @@ void __init setup_arch(char **cmdline_p) if (mdesc->soft_reboot) reboot_setup("s"); - if (mdesc->param_offset) - tags = phys_to_virt(mdesc->param_offset); + if (mdesc->boot_params) + tags = phys_to_virt(mdesc->boot_params); /* * If we have the old style parameters, convert them to diff --git a/arch/arm/kernel/smp.c b/arch/arm/kernel/smp.c index a931409c8fe405340cab9205ad1d5af156583d9c..7ae45c3fc8341425585e0847cc33472a96ed5356 100644 --- a/arch/arm/kernel/smp.c +++ b/arch/arm/kernel/smp.c @@ -36,7 +36,7 @@ * The present bitmask indicates that the CPU is physically present. * The online bitmask indicates that the CPU is up and running. */ -cpumask_t cpu_present_mask; +cpumask_t cpu_possible_map; cpumask_t cpu_online_map; /* @@ -235,7 +235,8 @@ void __init smp_prepare_boot_cpu(void) { unsigned int cpu = smp_processor_id(); - cpu_set(cpu, cpu_present_mask); + cpu_set(cpu, cpu_possible_map); + cpu_set(cpu, cpu_present_map); cpu_set(cpu, cpu_online_map); } @@ -355,7 +356,7 @@ void show_ipi_list(struct seq_file *p) seq_puts(p, "IPI:"); - for_each_online_cpu(cpu) + for_each_present_cpu(cpu) seq_printf(p, " %10lu", per_cpu(ipi_data, cpu).ipi_count); seq_putc(p, '\n'); diff --git a/arch/arm/mach-integrator/platsmp.c b/arch/arm/mach-integrator/platsmp.c index ead15dfcb53d143f587ff6aaeab52e07acfcd708..2ba0257770982497fa2821952a14bb395fb0ffbc 100644 --- a/arch/arm/mach-integrator/platsmp.c +++ b/arch/arm/mach-integrator/platsmp.c @@ -174,11 +174,13 @@ void __init smp_prepare_cpus(unsigned int max_cpus) max_cpus = ncores; /* - * Initialise the present mask - this tells us which CPUs should - * be present. + * Initialise the possible/present maps. + * cpu_possible_map describes the set of CPUs which may be present + * cpu_present_map describes the set of CPUs populated */ for (i = 0; i < max_cpus; i++) { - cpu_set(i, cpu_present_mask); + cpu_set(i, cpu_possible_map); + cpu_set(i, cpu_present_map); } /* diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c index 4b9d841e04c15395a50488c52b1f1ca86daa9bd7..45b18658499f8e8c984bb105682ef4031fb174b3 100644 --- a/arch/arm/mach-ixp2000/core.c +++ b/arch/arm/mach-ixp2000/core.c @@ -23,7 +23,7 @@ #include #include #include -#include +#include #include #include @@ -125,19 +125,6 @@ static struct map_desc ixp2000_io_desc[] __initdata = { } }; -static struct uart_port ixp2000_serial_port = { - .membase = (char *)(IXP2000_UART_VIRT_BASE + 3), - .mapbase = IXP2000_UART_PHYS_BASE + 3, - .irq = IRQ_IXP2000_UART, - .flags = UPF_SKIP_TEST, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = 50000000, - .line = 0, - .type = PORT_XSCALE, - .fifosize = 16 -}; - void __init ixp2000_map_io(void) { extern unsigned int processor_id; @@ -157,12 +144,50 @@ void __init ixp2000_map_io(void) } iotable_init(ixp2000_io_desc, ARRAY_SIZE(ixp2000_io_desc)); - early_serial_setup(&ixp2000_serial_port); /* Set slowport to 8-bit mode. */ ixp2000_reg_write(IXP2000_SLOWPORT_FRM, 1); } + +/************************************************************************* + * Serial port support for IXP2000 + *************************************************************************/ +static struct plat_serial8250_port ixp2000_serial_port[] = { + { + .mapbase = IXP2000_UART_PHYS_BASE, + .membase = (char *)(IXP2000_UART_VIRT_BASE + 3), + .irq = IRQ_IXP2000_UART, + .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = 50000000, + }, + { }, +}; + +static struct resource ixp2000_uart_resource = { + .start = IXP2000_UART_PHYS_BASE, + .end = IXP2000_UART_PHYS_BASE + 0xffff, + .flags = IORESOURCE_MEM, +}; + +static struct platform_device ixp2000_serial_device = { + .name = "serial8250", + .id = 0, + .dev = { + .platform_data = ixp2000_serial_port, + }, + .num_resources = 1, + .resource = &ixp2000_uart_resource, +}; + +void __init ixp2000_uart_init(void) +{ + platform_device_register(&ixp2000_serial_device); +} + + /************************************************************************* * Timer-tick functions for IXP2000 *************************************************************************/ diff --git a/arch/arm/mach-ixp2000/enp2611.c b/arch/arm/mach-ixp2000/enp2611.c index b7ebf3898fc545024ff12e548d09da416b92d861..9aa54de447407d615211860f693fe6a6879f2f28 100644 --- a/arch/arm/mach-ixp2000/enp2611.c +++ b/arch/arm/mach-ixp2000/enp2611.c @@ -219,6 +219,7 @@ static struct platform_device *enp2611_devices[] __initdata = { static void __init enp2611_init_machine(void) { platform_add_devices(enp2611_devices, ARRAY_SIZE(enp2611_devices)); + ixp2000_uart_init(); } diff --git a/arch/arm/mach-ixp2000/ixdp2x00.c b/arch/arm/mach-ixp2000/ixdp2x00.c index 5e4380747b53d1bb2b105b35ec71f890ba4440c1..a43369ad876ca57cc27ab0732053ccb5d13417a1 100644 --- a/arch/arm/mach-ixp2000/ixdp2x00.c +++ b/arch/arm/mach-ixp2000/ixdp2x00.c @@ -303,5 +303,6 @@ void __init ixdp2x00_init_machine(void) gpio_line_config(IXDP2X00_GPIO_I2C_ENABLE, GPIO_OUT); platform_add_devices(ixdp2x00_devices, ARRAY_SIZE(ixdp2x00_devices)); + ixp2000_uart_init(); } diff --git a/arch/arm/mach-ixp2000/ixdp2x01.c b/arch/arm/mach-ixp2000/ixdp2x01.c index c73588743ee12f9f1b7c7ecd1aa74db5a9fa8800..43447dad165759affb4ddcdd22e108c0cdefd187 100644 --- a/arch/arm/mach-ixp2000/ixdp2x01.c +++ b/arch/arm/mach-ixp2000/ixdp2x01.c @@ -370,6 +370,7 @@ static void __init ixdp2x01_init_machine(void) ((*IXDP2X01_CPLD_FLASH_REG & IXDP2X01_CPLD_FLASH_BANK_MASK) + 1); platform_add_devices(ixdp2x01_devices, ARRAY_SIZE(ixdp2x01_devices)); + ixp2000_uart_init(); } diff --git a/arch/arm/mach-ixp4xx/common-pci.c b/arch/arm/mach-ixp4xx/common-pci.c index aa92e3708838ed31fadbead7b073cfc7a3894578..2b544363c078c7704d2dee04e9092970d48870fb 100644 --- a/arch/arm/mach-ixp4xx/common-pci.c +++ b/arch/arm/mach-ixp4xx/common-pci.c @@ -453,8 +453,8 @@ int ixp4xx_setup(int nr, struct pci_sys_data *sys) local_write_config(PCI_COMMAND, 2, PCI_COMMAND_MASTER | PCI_COMMAND_MEMORY); res[0].name = "PCI I/O Space"; - res[0].start = 0x00001000; - res[0].end = 0xffff0000; + res[0].start = 0x00000000; + res[0].end = 0x0000ffff; res[0].flags = IORESOURCE_IO; res[1].name = "PCI Memory Space"; diff --git a/arch/arm/mach-ixp4xx/coyote-setup.c b/arch/arm/mach-ixp4xx/coyote-setup.c index c6335f51907dbd0481591df2628eacd34e165480..4ff4393ef0ea681fcd0eca14fdae6bee00f03e35 100644 --- a/arch/arm/mach-ixp4xx/coyote-setup.c +++ b/arch/arm/mach-ixp4xx/coyote-setup.c @@ -56,21 +56,24 @@ static struct resource coyote_uart_resource = { .flags = IORESOURCE_MEM, }; -static struct plat_serial8250_port coyote_uart_data = { - .mapbase = IXP4XX_UART2_BASE_PHYS, - .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, - .irq = IRQ_IXP4XX_UART2, - .flags = UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = IXP4XX_UART_XTAL, +static struct plat_serial8250_port coyote_uart_data[] = { + { + .mapbase = IXP4XX_UART2_BASE_PHYS, + .membase = (char *)IXP4XX_UART2_BASE_VIRT + REG_OFFSET, + .irq = IRQ_IXP4XX_UART2, + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = IXP4XX_UART_XTAL, + }, + { }, }; static struct platform_device coyote_uart = { .name = "serial8250", .id = 0, .dev = { - .platform_data = &coyote_uart_data, + .platform_data = coyote_uart_data, }, .num_resources = 1, .resource = &coyote_uart_resource, @@ -87,10 +90,10 @@ static void __init coyote_init(void) *IXP4XX_EXP_CS1 = *IXP4XX_EXP_CS0; if (machine_is_ixdpg425()) { - coyote_uart_data.membase = + coyote_uart_data[0].membase = (char*)(IXP4XX_UART1_BASE_VIRT + REG_OFFSET); - coyote_uart_data.mapbase = IXP4XX_UART1_BASE_PHYS; - coyote_uart_data.irq = IRQ_IXP4XX_UART1; + coyote_uart_data[0].mapbase = IXP4XX_UART1_BASE_PHYS; + coyote_uart_data[0].irq = IRQ_IXP4XX_UART1; } diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c index f2e9c0ea05019405b1ba868fa7d2f3ae5c164f70..c2ba759e994611116101bb6719ed84d6bc069227 100644 --- a/arch/arm/mach-ixp4xx/ixdp425-setup.c +++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c @@ -95,7 +95,8 @@ static struct plat_serial8250_port ixdp425_uart_data[] = { .iotype = UPIO_MEM, .regshift = 2, .uartclk = IXP4XX_UART_XTAL, - } + }, + { }, }; static struct platform_device ixdp425_uart = { diff --git a/arch/arm/mach-omap/Kconfig b/arch/arm/mach-omap/Kconfig deleted file mode 100644 index 9e42efa66b2b5a182d469ee1e5abdf22378892f6..0000000000000000000000000000000000000000 --- a/arch/arm/mach-omap/Kconfig +++ /dev/null @@ -1,221 +0,0 @@ -if ARCH_OMAP - -menu "TI OMAP Implementations" - -comment "OMAP Core Type" - -config ARCH_OMAP730 - depends on ARCH_OMAP - bool "OMAP730 Based System" - select ARCH_OMAP_OTG - -config ARCH_OMAP1510 - depends on ARCH_OMAP - default y - bool "OMAP1510 Based System" - -config ARCH_OMAP16XX - depends on ARCH_OMAP - bool "OMAP16XX Based System" - select ARCH_OMAP_OTG - -config ARCH_OMAP_OTG - bool - -comment "OMAP Board Type" - -config MACH_OMAP_INNOVATOR - bool "TI Innovator" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX - help - TI OMAP 1510 or 1610 Innovator board support. Say Y here if you - have such a board. - -config MACH_OMAP_H2 - bool "TI H2 Support" - depends on ARCH_OMAP16XX - help - TI OMAP 1610/1611B H2 board support. Say Y here if you have such - a board. - -config MACH_OMAP_H3 - bool "TI H3 Support" - depends on ARCH_OMAP16XX - help - TI OMAP 1710 H3 board support. Say Y here if you have such - a board. - -config MACH_OMAP_H4 - bool "TI H4 Support" - depends on ARCH_OMAP16XX - help - TI OMAP 1610 H4 board support. Say Y here if you have such - a board. - -config MACH_OMAP_OSK - bool "TI OSK Support" - depends on ARCH_OMAP16XX - help - TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here - if you have such a board. - -config MACH_OMAP_PERSEUS2 - bool "TI Perseus2" - depends on ARCH_OMAP730 - help - Support for TI OMAP 730 Perseus2 board. Say Y here if you have such - a board. - -config MACH_VOICEBLUE - bool "Voiceblue" - depends on ARCH_OMAP1510 - help - Support for Voiceblue GSM/VoIP gateway. Say Y here if you have such - board. - -config MACH_NETSTAR - bool "NetStar" - depends on ARCH_OMAP1510 - help - Support for NetStar PBX. Say Y here if you have such a board. - -config MACH_OMAP_GENERIC - bool "Generic OMAP board" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX - help - Support for generic OMAP-1510, 1610 or 1710 board with - no FPGA. Can be used as template for porting Linux to - custom OMAP boards. Say Y here if you have a custom - board. - -comment "OMAP Feature Selections" - -#config OMAP_BOOT_TAG -# bool "OMAP bootloader information passing" -# depends on ARCH_OMAP -# default n -# help -# Say Y, if you have a bootloader which passes information -# about your board and its peripheral configuration. - -config OMAP_MUX - bool "OMAP multiplexing support" - depends on ARCH_OMAP - default y - help - Pin multiplexing support for OMAP boards. If your bootloader - sets the multiplexing correctly, say N. Otherwise, or if unsure, - say Y. - -config OMAP_MUX_DEBUG - bool "Multiplexing debug output" - depends on OMAP_MUX - default n - help - Makes the multiplexing functions print out a lot of debug info. - This is useful if you want to find out the correct values of the - multiplexing registers. - -config OMAP_MUX_WARNINGS - bool "Warn about pins the bootloader didn't set up" - depends on OMAP_MUX - default y - help - Choose Y here to warn whenever driver initialization logic needs - to change the pin multiplexing setup. When there are no warnings - printed, it's safe to deselect OMAP_MUX for your product. - -choice - prompt "System timer" - default OMAP_MPU_TIMER - -config OMAP_MPU_TIMER - bool "Use mpu timer" - help - Select this option if you want to use the OMAP mpu timer. This - timer provides more intra-tick resolution than the 32KHz timer, - but consumes more power. - -config OMAP_32K_TIMER - bool "Use 32KHz timer" - depends on ARCH_OMAP16XX - help - Select this option if you want to enable the OMAP 32KHz timer. - This timer saves power compared to the OMAP_MPU_TIMER, and has - support for no tick during idle. The 32KHz timer provides less - intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is - currently only available for OMAP-16xx. - -endchoice - -config OMAP_32K_TIMER_HZ - int "Kernel internal timer frequency for 32KHz timer" - range 32 1024 - depends on OMAP_32K_TIMER - default "128" - help - Kernel internal timer frequency should be a divisor of 32768, - such as 64 or 128. - -choice - prompt "Low-level debug console UART" - depends on ARCH_OMAP - default OMAP_LL_DEBUG_UART1 - -config OMAP_LL_DEBUG_UART1 - bool "UART1" - -config OMAP_LL_DEBUG_UART2 - bool "UART2" - -config OMAP_LL_DEBUG_UART3 - bool "UART3" - -endchoice - -config OMAP_ARM_195MHZ - bool "OMAP ARM 195 MHz CPU" - depends on ARCH_OMAP730 - help - Enable 195MHz clock for OMAP CPU. If unsure, say N. - -config OMAP_ARM_192MHZ - bool "OMAP ARM 192 MHz CPU" - depends on ARCH_OMAP16XX - help - Enable 192MHz clock for OMAP CPU. If unsure, say N. - -config OMAP_ARM_182MHZ - bool "OMAP ARM 182 MHz CPU" - depends on ARCH_OMAP730 - help - Enable 182MHz clock for OMAP CPU. If unsure, say N. - -config OMAP_ARM_168MHZ - bool "OMAP ARM 168 MHz CPU" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730 - help - Enable 168MHz clock for OMAP CPU. If unsure, say N. - -config OMAP_ARM_120MHZ - bool "OMAP ARM 120 MHz CPU" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730 - help - Enable 120MHz clock for OMAP CPU. If unsure, say N. - -config OMAP_ARM_60MHZ - bool "OMAP ARM 60 MHz CPU" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730 - default y - help - Enable 60MHz clock for OMAP CPU. If unsure, say Y. - -config OMAP_ARM_30MHZ - bool "OMAP ARM 30 MHz CPU" - depends on ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730 - help - Enable 30MHz clock for OMAP CPU. If unsure, say N. - -endmenu - -endif diff --git a/arch/arm/mach-omap/Makefile b/arch/arm/mach-omap/Makefile deleted file mode 100644 index 4cafb11d2c02f280a8594f8137363f1dd63db7fb..0000000000000000000000000000000000000000 --- a/arch/arm/mach-omap/Makefile +++ /dev/null @@ -1,40 +0,0 @@ -# -# Makefile for the linux kernel. -# - -# Common support -obj-y := common.o time.o irq.o dma.o clock.o mux.o gpio.o mcbsp.o usb.o -obj-m := -obj-n := -obj- := -led-y := leds.o - -# Specific board support -obj-$(CONFIG_MACH_OMAP_H2) += board-h2.o -obj-$(CONFIG_MACH_OMAP_INNOVATOR) += board-innovator.o -obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o -obj-$(CONFIG_MACH_OMAP_PERSEUS2) += board-perseus2.o -obj-$(CONFIG_MACH_OMAP_OSK) += board-osk.o -obj-$(CONFIG_MACH_OMAP_H3) += board-h3.o -obj-$(CONFIG_MACH_VOICEBLUE) += board-voiceblue.o -obj-$(CONFIG_MACH_NETSTAR) += board-netstar.o - -# OCPI interconnect support for 1710, 1610 and 5912 -obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o - -# LEDs support -led-$(CONFIG_MACH_OMAP_H2) += leds-h2p2-debug.o -led-$(CONFIG_MACH_OMAP_INNOVATOR) += leds-innovator.o -led-$(CONFIG_MACH_OMAP_PERSEUS2) += leds-h2p2-debug.o -obj-$(CONFIG_LEDS) += $(led-y) - -# Power Management -obj-$(CONFIG_PM) += pm.o sleep.o - -ifeq ($(CONFIG_ARCH_OMAP1510),y) -# Innovator-1510 FPGA -obj-$(CONFIG_MACH_OMAP_INNOVATOR) += fpga.o -endif - -# kgdb support -obj-$(CONFIG_KGDB_SERIAL) += kgdb-serial.o diff --git a/arch/arm/mach-omap/common.c b/arch/arm/mach-omap/common.c deleted file mode 100644 index 265cde48586f033a58d174f0f467097708d006df..0000000000000000000000000000000000000000 --- a/arch/arm/mach-omap/common.c +++ /dev/null @@ -1,549 +0,0 @@ -/* - * linux/arch/arm/mach-omap/common.c - * - * Code common to all OMAP machines. - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License version 2 as - * published by the Free Software Foundation. - */ -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include -#include -#include -#include -#include - -#include -#include -#include - -#include "clock.h" - -#define DEBUG 1 - -struct omap_id { - u16 jtag_id; /* Used to determine OMAP type */ - u8 die_rev; /* Processor revision */ - u32 omap_id; /* OMAP revision */ - u32 type; /* Cpu id bits [31:08], cpu class bits [07:00] */ -}; - -/* Register values to detect the OMAP version */ -static struct omap_id omap_ids[] __initdata = { - { .jtag_id = 0x355f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300100}, - { .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300300}, - { .jtag_id = 0xb470, .die_rev = 0x0, .omap_id = 0x03310100, .type = 0x15100000}, - { .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x16100000}, - { .jtag_id = 0xb576, .die_rev = 0x2, .omap_id = 0x03320100, .type = 0x16110000}, - { .jtag_id = 0xb576, .die_rev = 0x3, .omap_id = 0x03320100, .type = 0x16100c00}, - { .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320200, .type = 0x16100d00}, - { .jtag_id = 0xb613, .die_rev = 0x0, .omap_id = 0x03320300, .type = 0x1610ef00}, - { .jtag_id = 0xb613, .die_rev = 0x0, .omap_id = 0x03320300, .type = 0x1610ef00}, - { .jtag_id = 0xb576, .die_rev = 0x1, .omap_id = 0x03320100, .type = 0x16110000}, - { .jtag_id = 0xb58c, .die_rev = 0x2, .omap_id = 0x03320200, .type = 0x16110b00}, - { .jtag_id = 0xb58c, .die_rev = 0x3, .omap_id = 0x03320200, .type = 0x16110c00}, - { .jtag_id = 0xb65f, .die_rev = 0x0, .omap_id = 0x03320400, .type = 0x16212300}, - { .jtag_id = 0xb65f, .die_rev = 0x1, .omap_id = 0x03320400, .type = 0x16212300}, - { .jtag_id = 0xb65f, .die_rev = 0x1, .omap_id = 0x03320500, .type = 0x16212300}, - { .jtag_id = 0xb5f7, .die_rev = 0x0, .omap_id = 0x03330000, .type = 0x17100000}, - { .jtag_id = 0xb5f7, .die_rev = 0x1, .omap_id = 0x03330100, .type = 0x17100000}, - { .jtag_id = 0xb5f7, .die_rev = 0x2, .omap_id = 0x03330100, .type = 0x17100000}, -}; - -/* - * Get OMAP type from PROD_ID. - * 1710 has the PROD_ID in bits 15:00, not in 16:01 as documented in TRM. - * 1510 PROD_ID is empty, and 1610 PROD_ID does not make sense. - * Undocumented register in TEST BLOCK is used as fallback; This seems to - * work on 1510, 1610 & 1710. The official way hopefully will work in future - * processors. - */ -static u16 __init omap_get_jtag_id(void) -{ - u32 prod_id, omap_id; - - prod_id = omap_readl(OMAP_PRODUCTION_ID_1); - omap_id = omap_readl(OMAP32_ID_1); - - /* Check for unusable OMAP_PRODUCTION_ID_1 on 1611B/5912 and 730 */ - if (((prod_id >> 20) == 0) || (prod_id == omap_id)) - prod_id = 0; - else - prod_id &= 0xffff; - - if (prod_id) - return prod_id; - - /* Use OMAP32_ID_1 as fallback */ - prod_id = ((omap_id >> 12) & 0xffff); - - return prod_id; -} - -/* - * Get OMAP revision from DIE_REV. - * Early 1710 processors may have broken OMAP_DIE_ID, it contains PROD_ID. - * Undocumented register in the TEST BLOCK is used as fallback. - * REVISIT: This does not seem to work on 1510 - */ -static u8 __init omap_get_die_rev(void) -{ - u32 die_rev; - - die_rev = omap_readl(OMAP_DIE_ID_1); - - /* Check for broken OMAP_DIE_ID on early 1710 */ - if (((die_rev >> 12) & 0xffff) == omap_get_jtag_id()) - die_rev = 0; - - die_rev = (die_rev >> 17) & 0xf; - if (die_rev) - return die_rev; - - die_rev = (omap_readl(OMAP32_ID_1) >> 28) & 0xf; - - return die_rev; -} - -static void __init omap_check_revision(void) -{ - int i; - u16 jtag_id; - u8 die_rev; - u32 omap_id; - u8 cpu_type; - - jtag_id = omap_get_jtag_id(); - die_rev = omap_get_die_rev(); - omap_id = omap_readl(OMAP32_ID_0); - -#ifdef DEBUG - printk("OMAP_DIE_ID_0: 0x%08x\n", omap_readl(OMAP_DIE_ID_0)); - printk("OMAP_DIE_ID_1: 0x%08x DIE_REV: %i\n", - omap_readl(OMAP_DIE_ID_1), - (omap_readl(OMAP_DIE_ID_1) >> 17) & 0xf); - printk("OMAP_PRODUCTION_ID_0: 0x%08x\n", omap_readl(OMAP_PRODUCTION_ID_0)); - printk("OMAP_PRODUCTION_ID_1: 0x%08x JTAG_ID: 0x%04x\n", - omap_readl(OMAP_PRODUCTION_ID_1), - omap_readl(OMAP_PRODUCTION_ID_1) & 0xffff); - printk("OMAP32_ID_0: 0x%08x\n", omap_readl(OMAP32_ID_0)); - printk("OMAP32_ID_1: 0x%08x\n", omap_readl(OMAP32_ID_1)); - printk("JTAG_ID: 0x%04x DIE_REV: %i\n", jtag_id, die_rev); -#endif - - system_serial_high = omap_readl(OMAP_DIE_ID_0); - system_serial_low = omap_readl(OMAP_DIE_ID_1); - - /* First check only the major version in a safe way */ - for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { - if (jtag_id == (omap_ids[i].jtag_id)) { - system_rev = omap_ids[i].type; - break; - } - } - - /* Check if we can find the die revision */ - for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { - if (jtag_id == omap_ids[i].jtag_id && die_rev == omap_ids[i].die_rev) { - system_rev = omap_ids[i].type; - break; - } - } - - /* Finally check also the omap_id */ - for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { - if (jtag_id == omap_ids[i].jtag_id - && die_rev == omap_ids[i].die_rev - && omap_id == omap_ids[i].omap_id) { - system_rev = omap_ids[i].type; - break; - } - } - - /* Add the cpu class info (7xx, 15xx, 16xx, 24xx) */ - cpu_type = system_rev >> 24; - - switch (cpu_type) { - case 0x07: - system_rev |= 0x07; - break; - case 0x15: - system_rev |= 0x15; - break; - case 0x16: - case 0x17: - system_rev |= 0x16; - break; - case 0x24: - system_rev |= 0x24; - break; - default: - printk("Unknown OMAP cpu type: 0x%02x\n", cpu_type); - } - - printk("OMAP%04x", system_rev >> 16); - if ((system_rev >> 8) & 0xff) - printk("%x", (system_rev >> 8) & 0xff); - printk(" revision %i handled as %02xxx id: %08x%08x\n", - die_rev, system_rev & 0xff, system_serial_low, - system_serial_high); -} - -/* - * ---------------------------------------------------------------------------- - * OMAP I/O mapping - * - * The machine specific code may provide the extra mapping besides the - * default mapping provided here. - * ---------------------------------------------------------------------------- - */ - -static struct map_desc omap_io_desc[] __initdata = { - { IO_VIRT, IO_PHYS, IO_SIZE, MT_DEVICE }, -}; - -#ifdef CONFIG_ARCH_OMAP730 -static struct map_desc omap730_io_desc[] __initdata = { - { OMAP730_DSP_BASE, OMAP730_DSP_START, OMAP730_DSP_SIZE, MT_DEVICE }, - { OMAP730_DSPREG_BASE, OMAP730_DSPREG_START, OMAP730_DSPREG_SIZE, MT_DEVICE }, - { OMAP730_SRAM_BASE, OMAP730_SRAM_START, OMAP730_SRAM_SIZE, MT_DEVICE } -}; -#endif - -#ifdef CONFIG_ARCH_OMAP1510 -static struct map_desc omap1510_io_desc[] __initdata = { - { OMAP1510_DSP_BASE, OMAP1510_DSP_START, OMAP1510_DSP_SIZE, MT_DEVICE }, - { OMAP1510_DSPREG_BASE, OMAP1510_DSPREG_START, OMAP1510_DSPREG_SIZE, MT_DEVICE }, - { OMAP1510_SRAM_BASE, OMAP1510_SRAM_START, OMAP1510_SRAM_SIZE, MT_DEVICE } -}; -#endif - -#if defined(CONFIG_ARCH_OMAP16XX) -static struct map_desc omap1610_io_desc[] __initdata = { - { OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE }, - { OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE }, - { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP1610_SRAM_SIZE, MT_DEVICE } -}; - -static struct map_desc omap5912_io_desc[] __initdata = { - { OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE }, - { OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE }, -/* - * The OMAP5912 has 250kByte internal SRAM. Because the mapping is baseed on page - * size (4kByte), it seems that the last 2kByte (=0x800) of the 250kByte are not mapped. - * Add additional 2kByte (0x800) so that the last page is mapped and the last 2kByte - * can be used. - */ - { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP5912_SRAM_SIZE + 0x800, MT_DEVICE } -}; -#endif - -static int initialized = 0; - -static void __init _omap_map_io(void) -{ - initialized = 1; - - /* We have to initialize the IO space mapping before we can run - * cpu_is_omapxxx() macros. */ - iotable_init(omap_io_desc, ARRAY_SIZE(omap_io_desc)); - omap_check_revision(); - -#ifdef CONFIG_ARCH_OMAP730 - if (cpu_is_omap730()) { - iotable_init(omap730_io_desc, ARRAY_SIZE(omap730_io_desc)); - } -#endif -#ifdef CONFIG_ARCH_OMAP1510 - if (cpu_is_omap1510()) { - iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); - } -#endif -#if defined(CONFIG_ARCH_OMAP16XX) - if (cpu_is_omap1610() || cpu_is_omap1710()) { - iotable_init(omap1610_io_desc, ARRAY_SIZE(omap1610_io_desc)); - } - if (cpu_is_omap5912()) { - iotable_init(omap5912_io_desc, ARRAY_SIZE(omap5912_io_desc)); - } -#endif - - /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort - * on a Posted Write in the TIPB Bridge". - */ - omap_writew(0x0, MPU_PUBLIC_TIPB_CNTL); - omap_writew(0x0, MPU_PRIVATE_TIPB_CNTL); - - /* Must init clocks early to assure that timer interrupt works - */ - clk_init(); -} - -/* - * This should only get called from board specific init - */ -void omap_map_io(void) -{ - if (!initialized) - _omap_map_io(); -} - -static inline unsigned int omap_serial_in(struct plat_serial8250_port *up, - int offset) -{ - offset <<= up->regshift; - return (unsigned int)__raw_readb(up->membase + offset); -} - -static inline void omap_serial_outp(struct plat_serial8250_port *p, int offset, - int value) -{ - offset <<= p->regshift; - __raw_writeb(value, p->membase + offset); -} - -/* - * Internal UARTs need to be initialized for the 8250 autoconfig to work - * properly. Note that the TX watermark initialization may not be needed - * once the 8250.c watermark handling code is merged. - */ -static void __init omap_serial_reset(struct plat_serial8250_port *p) -{ - omap_serial_outp(p, UART_OMAP_MDR1, 0x07); /* disable UART */ - omap_serial_outp(p, UART_OMAP_SCR, 0x08); /* TX watermark */ - omap_serial_outp(p, UART_OMAP_MDR1, 0x00); /* enable UART */ - - if (!cpu_is_omap1510()) { - omap_serial_outp(p, UART_OMAP_SYSC, 0x01); - while (!(omap_serial_in(p, UART_OMAP_SYSC) & 0x01)); - } -} - -static struct plat_serial8250_port serial_platform_data[] = { - { - .membase = (char*)IO_ADDRESS(OMAP_UART1_BASE), - .mapbase = (unsigned long)OMAP_UART1_BASE, - .irq = INT_UART1, - .flags = UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = OMAP16XX_BASE_BAUD * 16, - }, - { - .membase = (char*)IO_ADDRESS(OMAP_UART2_BASE), - .mapbase = (unsigned long)OMAP_UART2_BASE, - .irq = INT_UART2, - .flags = UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = OMAP16XX_BASE_BAUD * 16, - }, - { - .membase = (char*)IO_ADDRESS(OMAP_UART3_BASE), - .mapbase = (unsigned long)OMAP_UART3_BASE, - .irq = INT_UART3, - .flags = UPF_BOOT_AUTOCONF, - .iotype = UPIO_MEM, - .regshift = 2, - .uartclk = OMAP16XX_BASE_BAUD * 16, - }, - { }, -}; - -static struct platform_device serial_device = { - .name = "serial8250", - .id = 0, - .dev = { - .platform_data = serial_platform_data, - }, -}; - -/* - * Note that on Innovator-1510 UART2 pins conflict with USB2. - * By default UART2 does not work on Innovator-1510 if you have - * USB OHCI enabled. To use UART2, you must disable USB2 first. - */ -void __init omap_serial_init(int ports[OMAP_MAX_NR_PORTS]) -{ - int i; - - if (cpu_is_omap730()) { - serial_platform_data[0].regshift = 0; - serial_platform_data[1].regshift = 0; - serial_platform_data[0].irq = INT_730_UART_MODEM_1; - serial_platform_data[1].irq = INT_730_UART_MODEM_IRDA_2; - } - - if (cpu_is_omap1510()) { - serial_platform_data[0].uartclk = OMAP1510_BASE_BAUD * 16; - serial_platform_data[1].uartclk = OMAP1510_BASE_BAUD * 16; - serial_platform_data[2].uartclk = OMAP1510_BASE_BAUD * 16; - } - - for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { - unsigned char reg; - - if (ports[i] == 0) { - serial_platform_data[i].membase = 0; - serial_platform_data[i].mapbase = 0; - continue; - } - - switch (i) { - case 0: - if (cpu_is_omap1510()) { - omap_cfg_reg(UART1_TX); - omap_cfg_reg(UART1_RTS); - if (machine_is_omap_innovator()) { - reg = fpga_read(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM1_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); - udelay(10); - } - } - break; - case 1: - if (cpu_is_omap1510()) { - omap_cfg_reg(UART2_TX); - omap_cfg_reg(UART2_RTS); - if (machine_is_omap_innovator()) { - reg = fpga_read(OMAP1510_FPGA_POWER); - reg |= OMAP1510_FPGA_PCR_COM2_EN; - fpga_write(reg, OMAP1510_FPGA_POWER); - udelay(10); - } - } - break; - case 2: - if (cpu_is_omap1510()) { - omap_cfg_reg(UART3_TX); - omap_cfg_reg(UART3_RX); - } - if (cpu_is_omap1710()) { - clk_enable(clk_get(0, "uart3_ck")); - } - break; - } - omap_serial_reset(&serial_platform_data[i]); - } -} - -static int __init omap_init(void) -{ - return platform_device_register(&serial_device); -} -arch_initcall(omap_init); - -#define NO_LENGTH_CHECK 0xffffffff - -extern int omap_bootloader_tag_len; -extern u8 omap_bootloader_tag[]; - -struct omap_board_config_kernel *omap_board_config; -int omap_board_config_size = 0; - -static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out) -{ - struct omap_board_config_kernel *kinfo = NULL; - int i; - -#ifdef CONFIG_OMAP_BOOT_TAG - struct omap_board_config_entry *info = NULL; - - if (omap_bootloader_tag_len > 4) - info = (struct omap_board_config_entry *) omap_bootloader_tag; - while (info != NULL) { - u8 *next; - - if (info->tag == tag) { - if (skip == 0) - break; - skip--; - } - - if ((info->len & 0x03) != 0) { - /* We bail out to avoid an alignment fault */ - printk(KERN_ERR "OMAP peripheral config: Length (%d) not word-aligned (tag %04x)\n", - info->len, info->tag); - return NULL; - } - next = (u8 *) info + sizeof(*info) + info->len; - if (next >= omap_bootloader_tag + omap_bootloader_tag_len) - info = NULL; - else - info = (struct omap_board_config_entry *) next; - } - if (info != NULL) { - /* Check the length as a lame attempt to check for - * binary inconsistancy. */ - if (len != NO_LENGTH_CHECK) { - /* Word-align len */ - if (len & 0x03) - len = (len + 3) & ~0x03; - if (info->len != len) { - printk(KERN_ERR "OMAP peripheral config: Length mismatch with tag %x (want %d, got %d)\n", - tag, len, info->len); - return NULL; - } - } - if (len_out != NULL) - *len_out = info->len; - return info->data; - } -#endif - /* Try to find the config from the board-specific structures - * in the kernel. */ - for (i = 0; i < omap_board_config_size; i++) { - if (omap_board_config[i].tag == tag) { - kinfo = &omap_board_config[i]; - break; - } - } - if (kinfo == NULL) - return NULL; - return kinfo->data; -} - -const void *__omap_get_config(u16 tag, size_t len, int nr) -{ - return get_config(tag, len, nr, NULL); -} -EXPORT_SYMBOL(__omap_get_config); - -const void *omap_get_var_config(u16 tag, size_t *len) -{ - return get_config(tag, NO_LENGTH_CHECK, 0, len); -} -EXPORT_SYMBOL(omap_get_var_config); - -static int __init omap_add_serial_console(void) -{ - const struct omap_uart_config *info; - - info = omap_get_config(OMAP_TAG_UART, struct omap_uart_config); - if (info != NULL && info->console_uart) { - static char speed[11], *opt = NULL; - - if (info->console_speed) { - snprintf(speed, sizeof(speed), "%u", info->console_speed); - opt = speed; - } - return add_preferred_console("ttyS", info->console_uart - 1, opt); - } - return 0; -} -console_initcall(omap_add_serial_console); diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig new file mode 100644 index 0000000000000000000000000000000000000000..7408ac94f771663005b2a52c609aea5c5d7afede --- /dev/null +++ b/arch/arm/mach-omap1/Kconfig @@ -0,0 +1,144 @@ +comment "OMAP Core Type" + depends on ARCH_OMAP1 + +config ARCH_OMAP730 + depends on ARCH_OMAP1 + bool "OMAP730 Based System" + select ARCH_OMAP_OTG + +config ARCH_OMAP1510 + depends on ARCH_OMAP1 + default y + bool "OMAP1510 Based System" + +config ARCH_OMAP16XX + depends on ARCH_OMAP1 + bool "OMAP16xx Based System" + select ARCH_OMAP_OTG + +comment "OMAP Board Type" + depends on ARCH_OMAP1 + +config MACH_OMAP_INNOVATOR + bool "TI Innovator" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX) + help + TI OMAP 1510 or 1610 Innovator board support. Say Y here if you + have such a board. + +config MACH_OMAP_H2 + bool "TI H2 Support" + depends on ARCH_OMAP1 && ARCH_OMAP16XX + help + TI OMAP 1610/1611B H2 board support. Say Y here if you have such + a board. + +config MACH_OMAP_H3 + bool "TI H3 Support" + depends on ARCH_OMAP1 && ARCH_OMAP16XX + help + TI OMAP 1710 H3 board support. Say Y here if you have such + a board. + +config MACH_OMAP_OSK + bool "TI OSK Support" + depends on ARCH_OMAP1 && ARCH_OMAP16XX + help + TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here + if you have such a board. + +config MACH_OMAP_PERSEUS2 + bool "TI Perseus2" + depends on ARCH_OMAP1 && ARCH_OMAP730 + help + Support for TI OMAP 730 Perseus2 board. Say Y here if you have such + a board. + +config MACH_VOICEBLUE + bool "Voiceblue" + depends on ARCH_OMAP1 && ARCH_OMAP1510 + help + Support for Voiceblue GSM/VoIP gateway. Say Y here if you have + such a board. + +config MACH_NETSTAR + bool "NetStar" + depends on ARCH_OMAP1 && ARCH_OMAP1510 + help + Support for NetStar PBX. Say Y here if you have such a board. + +config MACH_OMAP_GENERIC + bool "Generic OMAP board" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX) + help + Support for generic OMAP-1510, 1610 or 1710 board with + no FPGA. Can be used as template for porting Linux to + custom OMAP boards. Say Y here if you have a custom + board. + +comment "OMAP CPU Speed" + depends on ARCH_OMAP1 + +config OMAP_CLOCKS_SET_BY_BOOTLOADER + bool "OMAP clocks set by bootloader" + depends on ARCH_OMAP1 + help + Enable this option to prevent the kernel from overriding the clock + frequencies programmed by bootloader for MPU, DSP, MMUs, TC, + internal LCD controller and MPU peripherals. + +config OMAP_ARM_216MHZ + bool "OMAP ARM 216 MHz CPU (1710 only)" + depends on ARCH_OMAP1 && ARCH_OMAP16XX + help + Enable 216 MHz clock for OMAP1710 CPU. If unsure, say N. + +config OMAP_ARM_195MHZ + bool "OMAP ARM 195 MHz CPU" + depends on ARCH_OMAP1 && ARCH_OMAP730 + help + Enable 195MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_192MHZ + bool "OMAP ARM 192 MHz CPU" + depends on ARCH_OMAP1 && ARCH_OMAP16XX + help + Enable 192MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_182MHZ + bool "OMAP ARM 182 MHz CPU" + depends on ARCH_OMAP1 && ARCH_OMAP730 + help + Enable 182MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_168MHZ + bool "OMAP ARM 168 MHz CPU" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730) + help + Enable 168MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_150MHZ + bool "OMAP ARM 150 MHz CPU" + depends on ARCH_OMAP1 && ARCH_OMAP1510 + help + Enable 150MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_120MHZ + bool "OMAP ARM 120 MHz CPU" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730) + help + Enable 120MHz clock for OMAP CPU. If unsure, say N. + +config OMAP_ARM_60MHZ + bool "OMAP ARM 60 MHz CPU" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730) + default y + help + Enable 60MHz clock for OMAP CPU. If unsure, say Y. + +config OMAP_ARM_30MHZ + bool "OMAP ARM 30 MHz CPU" + depends on ARCH_OMAP1 && (ARCH_OMAP1510 || ARCH_OMAP16XX || ARCH_OMAP730) + help + Enable 30MHz clock for OMAP CPU. If unsure, say N. + diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..d386fd913f0c617a890cf88838b739f9c1f53430 --- /dev/null +++ b/arch/arm/mach-omap1/Makefile @@ -0,0 +1,30 @@ +# +# Makefile for the linux kernel. +# + +# Common support +obj-y := io.o id.o irq.o time.o serial.o +led-y := leds.o + +# Specific board support +obj-$(CONFIG_MACH_OMAP_H2) += board-h2.o +obj-$(CONFIG_MACH_OMAP_INNOVATOR) += board-innovator.o +obj-$(CONFIG_MACH_OMAP_GENERIC) += board-generic.o +obj-$(CONFIG_MACH_OMAP_PERSEUS2) += board-perseus2.o +obj-$(CONFIG_MACH_OMAP_OSK) += board-osk.o +obj-$(CONFIG_MACH_OMAP_H3) += board-h3.o +obj-$(CONFIG_MACH_VOICEBLUE) += board-voiceblue.o +obj-$(CONFIG_MACH_NETSTAR) += board-netstar.o + +ifeq ($(CONFIG_ARCH_OMAP1510),y) +# Innovator-1510 FPGA +obj-$(CONFIG_MACH_OMAP_INNOVATOR) += fpga.o +endif + +# LEDs support +led-$(CONFIG_MACH_OMAP_H2) += leds-h2p2-debug.o +led-$(CONFIG_MACH_OMAP_INNOVATOR) += leds-innovator.o +led-$(CONFIG_MACH_OMAP_PERSEUS2) += leds-h2p2-debug.o +led-$(CONFIG_MACH_OMAP_OSK) += leds-osk.o +obj-$(CONFIG_LEDS) += $(led-y) + diff --git a/arch/arm/mach-omap/Makefile.boot b/arch/arm/mach-omap1/Makefile.boot similarity index 98% rename from arch/arm/mach-omap/Makefile.boot rename to arch/arm/mach-omap1/Makefile.boot index fee1a6a15b542b2972ef1aba32115a1bf4e4dae3..292d56c5a88804137d79a2970d977057626cf2ae 100644 --- a/arch/arm/mach-omap/Makefile.boot +++ b/arch/arm/mach-omap1/Makefile.boot @@ -1,4 +1,3 @@ zreladdr-y := 0x10008000 params_phys-y := 0x10000100 initrd_phys-y := 0x10800000 - diff --git a/arch/arm/mach-omap/board-generic.c b/arch/arm/mach-omap1/board-generic.c similarity index 96% rename from arch/arm/mach-omap/board-generic.c rename to arch/arm/mach-omap1/board-generic.c index 384bc7cec1dbfa16aca75b4da63683bda30609d0..122796ebe8f5a0b8425748464b756cc83813ef71 100644 --- a/arch/arm/mach-omap/board-generic.c +++ b/arch/arm/mach-omap1/board-generic.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-generic.c + * linux/arch/arm/mach-omap1/board-generic.c * * Modified from board-innovator1510.c * @@ -26,8 +26,7 @@ #include #include #include - -#include "common.h" +#include static int __initdata generic_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; @@ -84,7 +83,7 @@ static void __init omap_generic_init(void) static void __init omap_generic_map_io(void) { - omap_map_io(); + omap_map_common_io() } MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710") diff --git a/arch/arm/mach-omap/board-h2.c b/arch/arm/mach-omap1/board-h2.c similarity index 98% rename from arch/arm/mach-omap/board-h2.c rename to arch/arm/mach-omap1/board-h2.c index f37c76a9b163958a4e7a10b10bc1ead36c151959..f4983ee95ab4e29dbc112c97f7414b76b5e39293 100644 --- a/arch/arm/mach-omap/board-h2.c +++ b/arch/arm/mach-omap1/board-h2.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-h2.c + * linux/arch/arm/mach-omap1/board-h2.c * * Board specific inits for OMAP-1610 H2 * @@ -35,8 +35,7 @@ #include #include #include - -#include "common.h" +#include extern int omap_gpio_init(void); @@ -172,7 +171,7 @@ static void __init h2_init(void) static void __init h2_map_io(void) { - omap_map_io(); + omap_map_common_io(); omap_serial_init(h2_serial_ports); } diff --git a/arch/arm/mach-omap/board-h3.c b/arch/arm/mach-omap1/board-h3.c similarity index 98% rename from arch/arm/mach-omap/board-h3.c rename to arch/arm/mach-omap1/board-h3.c index 705e48594e9a51a17a52a9518edb16a388e0cc4a..7cd419d61b400889c56e39feb64572f888205b6b 100644 --- a/arch/arm/mach-omap/board-h3.c +++ b/arch/arm/mach-omap1/board-h3.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-h3.c + * linux/arch/arm/mach-omap1/board-h3.c * * This file contains OMAP1710 H3 specific code. * @@ -37,8 +37,7 @@ #include #include #include - -#include "common.h" +#include extern int omap_gpio_init(void); @@ -190,7 +189,7 @@ void h3_init_irq(void) static void __init h3_map_io(void) { - omap_map_io(); + omap_map_common_io(); omap_serial_init(h3_serial_ports); } diff --git a/arch/arm/mach-omap/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c similarity index 98% rename from arch/arm/mach-omap/board-innovator.c rename to arch/arm/mach-omap1/board-innovator.c index 523363f18cc077d6337ccec1944e2579395c3520..91de60a91ef86a04ae32e3d47a675c32752f33be 100644 --- a/arch/arm/mach-omap/board-innovator.c +++ b/arch/arm/mach-omap1/board-innovator.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-innovator.c + * linux/arch/arm/mach-omap1/board-innovator.c * * Board specific inits for OMAP-1510 and OMAP-1610 Innovator * @@ -33,8 +33,7 @@ #include #include #include - -#include "common.h" +#include static int __initdata innovator_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; @@ -252,7 +251,7 @@ static void __init innovator_init(void) static void __init innovator_map_io(void) { - omap_map_io(); + omap_map_common_io(); #ifdef CONFIG_ARCH_OMAP1510 if (cpu_is_omap1510()) { diff --git a/arch/arm/mach-omap/board-netstar.c b/arch/arm/mach-omap1/board-netstar.c similarity index 98% rename from arch/arm/mach-omap/board-netstar.c rename to arch/arm/mach-omap1/board-netstar.c index 8c653734d5a372de06ab948b8e789c43071dc35b..6750b2014092d8ced13f0f28356d2e2ad31a49a8 100644 --- a/arch/arm/mach-omap/board-netstar.c +++ b/arch/arm/mach-omap1/board-netstar.c @@ -26,8 +26,7 @@ #include #include #include - -#include "common.h" +#include extern void __init omap_init_time(void); extern int omap_gpio_init(void); @@ -100,7 +99,7 @@ static int __initdata omap_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; static void __init netstar_map_io(void) { - omap_map_io(); + omap_map_common_io(); omap_serial_init(omap_serial_ports); } diff --git a/arch/arm/mach-omap/board-osk.c b/arch/arm/mach-omap1/board-osk.c similarity index 98% rename from arch/arm/mach-omap/board-osk.c rename to arch/arm/mach-omap1/board-osk.c index cb433436aa0884abc9772ad66cede1e4f9ae6f21..6844e536c698da5820a3b5f05d8ae5e085f67402 100644 --- a/arch/arm/mach-omap/board-osk.c +++ b/arch/arm/mach-omap1/board-osk.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-osk.c + * linux/arch/arm/mach-omap1/board-osk.c * * Board specific init for OMAP5912 OSK * @@ -39,8 +39,7 @@ #include #include #include - -#include "common.h" +#include static struct map_desc osk5912_io_desc[] __initdata = { { OMAP_OSK_NOR_FLASH_BASE, OMAP_OSK_NOR_FLASH_START, OMAP_OSK_NOR_FLASH_SIZE, @@ -153,7 +152,7 @@ static void __init osk_init(void) static void __init osk_map_io(void) { - omap_map_io(); + omap_map_common_io(); iotable_init(osk5912_io_desc, ARRAY_SIZE(osk5912_io_desc)); omap_serial_init(osk_serial_ports); } diff --git a/arch/arm/mach-omap/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c similarity index 97% rename from arch/arm/mach-omap/board-perseus2.c rename to arch/arm/mach-omap1/board-perseus2.c index d5342043d48f455937d63f5e91e182e51b5d212d..213317392d9b1c4066fca07e8cb7bfd1714d9ea9 100644 --- a/arch/arm/mach-omap/board-perseus2.c +++ b/arch/arm/mach-omap1/board-perseus2.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-perseus2.c + * linux/arch/arm/mach-omap1/board-perseus2.c * * Modified from board-generic.c * @@ -27,8 +27,7 @@ #include #include #include - -#include "common.h" +#include static struct resource smc91x_resources[] = { [0] = { @@ -140,7 +139,7 @@ static struct map_desc omap_perseus2_io_desc[] __initdata = { static void __init omap_perseus2_map_io(void) { - omap_map_io(); + omap_map_common_io(); iotable_init(omap_perseus2_io_desc, ARRAY_SIZE(omap_perseus2_io_desc)); diff --git a/arch/arm/mach-omap/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c similarity index 98% rename from arch/arm/mach-omap/board-voiceblue.c rename to arch/arm/mach-omap1/board-voiceblue.c index 6b0c5003d7191f346158400140cab52afcd35d99..e422819889904124bf56e84fd577a90ba5c9bca9 100644 --- a/arch/arm/mach-omap/board-voiceblue.c +++ b/arch/arm/mach-omap1/board-voiceblue.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/board-voiceblue.c + * linux/arch/arm/mach-omap1/board-voiceblue.c * * Modified from board-generic.c * @@ -31,8 +31,7 @@ #include #include #include - -#include "common.h" +#include extern void omap_init_time(void); extern int omap_gpio_init(void); @@ -170,7 +169,7 @@ static int __initdata omap_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1}; static void __init voiceblue_map_io(void) { - omap_map_io(); + omap_map_common_io(); omap_serial_init(omap_serial_ports); } diff --git a/arch/arm/mach-omap/fpga.c b/arch/arm/mach-omap1/fpga.c similarity index 100% rename from arch/arm/mach-omap/fpga.c rename to arch/arm/mach-omap1/fpga.c diff --git a/arch/arm/mach-omap1/id.c b/arch/arm/mach-omap1/id.c new file mode 100644 index 0000000000000000000000000000000000000000..986c3b7e09bbf464d35052febf3d62e5c0842d09 --- /dev/null +++ b/arch/arm/mach-omap1/id.c @@ -0,0 +1,188 @@ +/* + * linux/arch/arm/mach-omap1/id.c + * + * OMAP1 CPU identification code + * + * Copyright (C) 2004 Nokia Corporation + * Written by Tony Lindgren + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include + +#include + +struct omap_id { + u16 jtag_id; /* Used to determine OMAP type */ + u8 die_rev; /* Processor revision */ + u32 omap_id; /* OMAP revision */ + u32 type; /* Cpu id bits [31:08], cpu class bits [07:00] */ +}; + +/* Register values to detect the OMAP version */ +static struct omap_id omap_ids[] __initdata = { + { .jtag_id = 0x355f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300100}, + { .jtag_id = 0xb55f, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x07300300}, + { .jtag_id = 0xb470, .die_rev = 0x0, .omap_id = 0x03310100, .type = 0x15100000}, + { .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320000, .type = 0x16100000}, + { .jtag_id = 0xb576, .die_rev = 0x2, .omap_id = 0x03320100, .type = 0x16110000}, + { .jtag_id = 0xb576, .die_rev = 0x3, .omap_id = 0x03320100, .type = 0x16100c00}, + { .jtag_id = 0xb576, .die_rev = 0x0, .omap_id = 0x03320200, .type = 0x16100d00}, + { .jtag_id = 0xb613, .die_rev = 0x0, .omap_id = 0x03320300, .type = 0x1610ef00}, + { .jtag_id = 0xb613, .die_rev = 0x0, .omap_id = 0x03320300, .type = 0x1610ef00}, + { .jtag_id = 0xb576, .die_rev = 0x1, .omap_id = 0x03320100, .type = 0x16110000}, + { .jtag_id = 0xb58c, .die_rev = 0x2, .omap_id = 0x03320200, .type = 0x16110b00}, + { .jtag_id = 0xb58c, .die_rev = 0x3, .omap_id = 0x03320200, .type = 0x16110c00}, + { .jtag_id = 0xb65f, .die_rev = 0x0, .omap_id = 0x03320400, .type = 0x16212300}, + { .jtag_id = 0xb65f, .die_rev = 0x1, .omap_id = 0x03320400, .type = 0x16212300}, + { .jtag_id = 0xb65f, .die_rev = 0x1, .omap_id = 0x03320500, .type = 0x16212300}, + { .jtag_id = 0xb5f7, .die_rev = 0x0, .omap_id = 0x03330000, .type = 0x17100000}, + { .jtag_id = 0xb5f7, .die_rev = 0x1, .omap_id = 0x03330100, .type = 0x17100000}, + { .jtag_id = 0xb5f7, .die_rev = 0x2, .omap_id = 0x03330100, .type = 0x17100000}, +}; + +/* + * Get OMAP type from PROD_ID. + * 1710 has the PROD_ID in bits 15:00, not in 16:01 as documented in TRM. + * 1510 PROD_ID is empty, and 1610 PROD_ID does not make sense. + * Undocumented register in TEST BLOCK is used as fallback; This seems to + * work on 1510, 1610 & 1710. The official way hopefully will work in future + * processors. + */ +static u16 __init omap_get_jtag_id(void) +{ + u32 prod_id, omap_id; + + prod_id = omap_readl(OMAP_PRODUCTION_ID_1); + omap_id = omap_readl(OMAP32_ID_1); + + /* Check for unusable OMAP_PRODUCTION_ID_1 on 1611B/5912 and 730 */ + if (((prod_id >> 20) == 0) || (prod_id == omap_id)) + prod_id = 0; + else + prod_id &= 0xffff; + + if (prod_id) + return prod_id; + + /* Use OMAP32_ID_1 as fallback */ + prod_id = ((omap_id >> 12) & 0xffff); + + return prod_id; +} + +/* + * Get OMAP revision from DIE_REV. + * Early 1710 processors may have broken OMAP_DIE_ID, it contains PROD_ID. + * Undocumented register in the TEST BLOCK is used as fallback. + * REVISIT: This does not seem to work on 1510 + */ +static u8 __init omap_get_die_rev(void) +{ + u32 die_rev; + + die_rev = omap_readl(OMAP_DIE_ID_1); + + /* Check for broken OMAP_DIE_ID on early 1710 */ + if (((die_rev >> 12) & 0xffff) == omap_get_jtag_id()) + die_rev = 0; + + die_rev = (die_rev >> 17) & 0xf; + if (die_rev) + return die_rev; + + die_rev = (omap_readl(OMAP32_ID_1) >> 28) & 0xf; + + return die_rev; +} + +void __init omap_check_revision(void) +{ + int i; + u16 jtag_id; + u8 die_rev; + u32 omap_id; + u8 cpu_type; + + jtag_id = omap_get_jtag_id(); + die_rev = omap_get_die_rev(); + omap_id = omap_readl(OMAP32_ID_0); + +#ifdef DEBUG + printk("OMAP_DIE_ID_0: 0x%08x\n", omap_readl(OMAP_DIE_ID_0)); + printk("OMAP_DIE_ID_1: 0x%08x DIE_REV: %i\n", + omap_readl(OMAP_DIE_ID_1), + (omap_readl(OMAP_DIE_ID_1) >> 17) & 0xf); + printk("OMAP_PRODUCTION_ID_0: 0x%08x\n", omap_readl(OMAP_PRODUCTION_ID_0)); + printk("OMAP_PRODUCTION_ID_1: 0x%08x JTAG_ID: 0x%04x\n", + omap_readl(OMAP_PRODUCTION_ID_1), + omap_readl(OMAP_PRODUCTION_ID_1) & 0xffff); + printk("OMAP32_ID_0: 0x%08x\n", omap_readl(OMAP32_ID_0)); + printk("OMAP32_ID_1: 0x%08x\n", omap_readl(OMAP32_ID_1)); + printk("JTAG_ID: 0x%04x DIE_REV: %i\n", jtag_id, die_rev); +#endif + + system_serial_high = omap_readl(OMAP_DIE_ID_0); + system_serial_low = omap_readl(OMAP_DIE_ID_1); + + /* First check only the major version in a safe way */ + for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { + if (jtag_id == (omap_ids[i].jtag_id)) { + system_rev = omap_ids[i].type; + break; + } + } + + /* Check if we can find the die revision */ + for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { + if (jtag_id == omap_ids[i].jtag_id && die_rev == omap_ids[i].die_rev) { + system_rev = omap_ids[i].type; + break; + } + } + + /* Finally check also the omap_id */ + for (i = 0; i < ARRAY_SIZE(omap_ids); i++) { + if (jtag_id == omap_ids[i].jtag_id + && die_rev == omap_ids[i].die_rev + && omap_id == omap_ids[i].omap_id) { + system_rev = omap_ids[i].type; + break; + } + } + + /* Add the cpu class info (7xx, 15xx, 16xx, 24xx) */ + cpu_type = system_rev >> 24; + + switch (cpu_type) { + case 0x07: + system_rev |= 0x07; + break; + case 0x15: + system_rev |= 0x15; + break; + case 0x16: + case 0x17: + system_rev |= 0x16; + break; + case 0x24: + system_rev |= 0x24; + break; + default: + printk("Unknown OMAP cpu type: 0x%02x\n", cpu_type); + } + + printk("OMAP%04x", system_rev >> 16); + if ((system_rev >> 8) & 0xff) + printk("%x", (system_rev >> 8) & 0xff); + printk(" revision %i handled as %02xxx id: %08x%08x\n", + die_rev, system_rev & 0xff, system_serial_low, + system_serial_high); +} + diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c new file mode 100644 index 0000000000000000000000000000000000000000..207df0fe934dacbc3c65a9d6fe8e8a3932837c54 --- /dev/null +++ b/arch/arm/mach-omap1/io.c @@ -0,0 +1,115 @@ +/* + * linux/arch/arm/mach-omap1/io.c + * + * OMAP1 I/O mapping code + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include + +#include +#include +#include + +extern int clk_init(void); +extern void omap_check_revision(void); + +/* + * The machine specific code may provide the extra mapping besides the + * default mapping provided here. + */ +static struct map_desc omap_io_desc[] __initdata = { + { IO_VIRT, IO_PHYS, IO_SIZE, MT_DEVICE }, +}; + +#ifdef CONFIG_ARCH_OMAP730 +static struct map_desc omap730_io_desc[] __initdata = { + { OMAP730_DSP_BASE, OMAP730_DSP_START, OMAP730_DSP_SIZE, MT_DEVICE }, + { OMAP730_DSPREG_BASE, OMAP730_DSPREG_START, OMAP730_DSPREG_SIZE, MT_DEVICE }, + { OMAP730_SRAM_BASE, OMAP730_SRAM_START, OMAP730_SRAM_SIZE, MT_DEVICE } +}; +#endif + +#ifdef CONFIG_ARCH_OMAP1510 +static struct map_desc omap1510_io_desc[] __initdata = { + { OMAP1510_DSP_BASE, OMAP1510_DSP_START, OMAP1510_DSP_SIZE, MT_DEVICE }, + { OMAP1510_DSPREG_BASE, OMAP1510_DSPREG_START, OMAP1510_DSPREG_SIZE, MT_DEVICE }, + { OMAP1510_SRAM_BASE, OMAP1510_SRAM_START, OMAP1510_SRAM_SIZE, MT_DEVICE } +}; +#endif + +#if defined(CONFIG_ARCH_OMAP16XX) +static struct map_desc omap1610_io_desc[] __initdata = { + { OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE }, + { OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE }, + { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP1610_SRAM_SIZE, MT_DEVICE } +}; + +static struct map_desc omap5912_io_desc[] __initdata = { + { OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE }, + { OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE }, +/* + * The OMAP5912 has 250kByte internal SRAM. Because the mapping is baseed on page + * size (4kByte), it seems that the last 2kByte (=0x800) of the 250kByte are not mapped. + * Add additional 2kByte (0x800) so that the last page is mapped and the last 2kByte + * can be used. + */ + { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP5912_SRAM_SIZE + 0x800, MT_DEVICE } +}; +#endif + +static int initialized = 0; + +static void __init _omap_map_io(void) +{ + initialized = 1; + + /* We have to initialize the IO space mapping before we can run + * cpu_is_omapxxx() macros. */ + iotable_init(omap_io_desc, ARRAY_SIZE(omap_io_desc)); + omap_check_revision(); + +#ifdef CONFIG_ARCH_OMAP730 + if (cpu_is_omap730()) { + iotable_init(omap730_io_desc, ARRAY_SIZE(omap730_io_desc)); + } +#endif +#ifdef CONFIG_ARCH_OMAP1510 + if (cpu_is_omap1510()) { + iotable_init(omap1510_io_desc, ARRAY_SIZE(omap1510_io_desc)); + } +#endif +#if defined(CONFIG_ARCH_OMAP16XX) + if (cpu_is_omap1610() || cpu_is_omap1710()) { + iotable_init(omap1610_io_desc, ARRAY_SIZE(omap1610_io_desc)); + } + if (cpu_is_omap5912()) { + iotable_init(omap5912_io_desc, ARRAY_SIZE(omap5912_io_desc)); + } +#endif + + /* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort + * on a Posted Write in the TIPB Bridge". + */ + omap_writew(0x0, MPU_PUBLIC_TIPB_CNTL); + omap_writew(0x0, MPU_PRIVATE_TIPB_CNTL); + + /* Must init clocks early to assure that timer interrupt works + */ + clk_init(); +} + +/* + * This should only get called from board specific init + */ +void omap_map_common_io(void) +{ + if (!initialized) + _omap_map_io(); +} diff --git a/arch/arm/mach-omap/irq.c b/arch/arm/mach-omap1/irq.c similarity index 94% rename from arch/arm/mach-omap/irq.c rename to arch/arm/mach-omap1/irq.c index f01c99266a866c7fdb8325912d3c094dfe6fdfee..a11b6d807352ccf93add9b87dae0069f204d6bc3 100644 --- a/arch/arm/mach-omap/irq.c +++ b/arch/arm/mach-omap1/irq.c @@ -56,6 +56,7 @@ struct omap_irq_bank { unsigned long base_reg; unsigned long trigger_map; + unsigned long wake_enable; }; static unsigned int irq_bank_count = 0; @@ -105,6 +106,19 @@ static void omap_mask_ack_irq(unsigned int irq) omap_ack_irq(irq); } +static int omap_wake_irq(unsigned int irq, unsigned int enable) +{ + int bank = IRQ_BANK(irq); + + if (enable) + irq_banks[bank].wake_enable |= IRQ_BIT(irq); + else + irq_banks[bank].wake_enable &= ~IRQ_BIT(irq); + + return 0; +} + + /* * Allows tuning the IRQ type and priority * @@ -145,7 +159,7 @@ static struct omap_irq_bank omap1510_irq_banks[] = { static struct omap_irq_bank omap1610_irq_banks[] = { { .base_reg = OMAP_IH1_BASE, .trigger_map = 0xb3fefe8f }, { .base_reg = OMAP_IH2_BASE, .trigger_map = 0xfdb7c1fd }, - { .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0xfffff7ff }, + { .base_reg = OMAP_IH2_BASE + 0x100, .trigger_map = 0xffffb7ff }, { .base_reg = OMAP_IH2_BASE + 0x200, .trigger_map = 0xffffffff }, }; #endif @@ -154,6 +168,7 @@ static struct irqchip omap_irq_chip = { .ack = omap_mask_ack_irq, .mask = omap_mask_irq, .unmask = omap_unmask_irq, + .wake = omap_wake_irq, }; void __init omap_init_irq(void) diff --git a/arch/arm/mach-omap/leds-h2p2-debug.c b/arch/arm/mach-omap1/leds-h2p2-debug.c similarity index 99% rename from arch/arm/mach-omap/leds-h2p2-debug.c rename to arch/arm/mach-omap1/leds-h2p2-debug.c index 6e98290cca5ca3cc41b1f4bf3b0527618858e88a..ec0d8285f243dcaf5885130c10cac1108b2ac448 100644 --- a/arch/arm/mach-omap/leds-h2p2-debug.c +++ b/arch/arm/mach-omap1/leds-h2p2-debug.c @@ -13,7 +13,6 @@ #include #include #include -#include #include #include diff --git a/arch/arm/mach-omap/leds-innovator.c b/arch/arm/mach-omap1/leds-innovator.c similarity index 100% rename from arch/arm/mach-omap/leds-innovator.c rename to arch/arm/mach-omap1/leds-innovator.c diff --git a/arch/arm/mach-omap/leds-osk.c b/arch/arm/mach-omap1/leds-osk.c similarity index 98% rename from arch/arm/mach-omap/leds-osk.c rename to arch/arm/mach-omap1/leds-osk.c index f5177f430793b6e2cd22bbcc2348855f3df297f5..4a0e8b9d4fc37d5748e067c01ff0b84a59d1e1d2 100644 --- a/arch/arm/mach-omap/leds-osk.c +++ b/arch/arm/mach-omap1/leds-osk.c @@ -129,14 +129,11 @@ void osk_leds_event(led_event_t evt) #ifdef CONFIG_FB_OMAP -#ifdef CONFIG_LEDS_TIMER case led_timer: hw_led_state ^= TIMER_LED; mistral_setled(); break; -#endif -#ifdef CONFIG_LEDS_CPU case led_idle_start: hw_led_state |= IDLE_LED; mistral_setled(); @@ -146,7 +143,6 @@ void osk_leds_event(led_event_t evt) hw_led_state &= ~IDLE_LED; mistral_setled(); break; -#endif #endif /* CONFIG_FB_OMAP */ diff --git a/arch/arm/mach-omap/leds.c b/arch/arm/mach-omap1/leds.c similarity index 100% rename from arch/arm/mach-omap/leds.c rename to arch/arm/mach-omap1/leds.c diff --git a/arch/arm/mach-omap/leds.h b/arch/arm/mach-omap1/leds.h similarity index 100% rename from arch/arm/mach-omap/leds.h rename to arch/arm/mach-omap1/leds.h diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c new file mode 100644 index 0000000000000000000000000000000000000000..214e5d17c8b56eed98458405885ccaf573c7c318 --- /dev/null +++ b/arch/arm/mach-omap1/serial.c @@ -0,0 +1,200 @@ +/* + * linux/arch/arm/mach-omap1/id.c + * + * OMAP1 CPU identification code + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include +#include +#include + +static struct clk * uart1_ck = NULL; +static struct clk * uart2_ck = NULL; +static struct clk * uart3_ck = NULL; + +static inline unsigned int omap_serial_in(struct plat_serial8250_port *up, + int offset) +{ + offset <<= up->regshift; + return (unsigned int)__raw_readb(up->membase + offset); +} + +static inline void omap_serial_outp(struct plat_serial8250_port *p, int offset, + int value) +{ + offset <<= p->regshift; + __raw_writeb(value, p->membase + offset); +} + +/* + * Internal UARTs need to be initialized for the 8250 autoconfig to work + * properly. Note that the TX watermark initialization may not be needed + * once the 8250.c watermark handling code is merged. + */ +static void __init omap_serial_reset(struct plat_serial8250_port *p) +{ + omap_serial_outp(p, UART_OMAP_MDR1, 0x07); /* disable UART */ + omap_serial_outp(p, UART_OMAP_SCR, 0x08); /* TX watermark */ + omap_serial_outp(p, UART_OMAP_MDR1, 0x00); /* enable UART */ + + if (!cpu_is_omap1510()) { + omap_serial_outp(p, UART_OMAP_SYSC, 0x01); + while (!(omap_serial_in(p, UART_OMAP_SYSC) & 0x01)); + } +} + +static struct plat_serial8250_port serial_platform_data[] = { + { + .membase = (char*)IO_ADDRESS(OMAP_UART1_BASE), + .mapbase = (unsigned long)OMAP_UART1_BASE, + .irq = INT_UART1, + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = OMAP16XX_BASE_BAUD * 16, + }, + { + .membase = (char*)IO_ADDRESS(OMAP_UART2_BASE), + .mapbase = (unsigned long)OMAP_UART2_BASE, + .irq = INT_UART2, + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = OMAP16XX_BASE_BAUD * 16, + }, + { + .membase = (char*)IO_ADDRESS(OMAP_UART3_BASE), + .mapbase = (unsigned long)OMAP_UART3_BASE, + .irq = INT_UART3, + .flags = UPF_BOOT_AUTOCONF, + .iotype = UPIO_MEM, + .regshift = 2, + .uartclk = OMAP16XX_BASE_BAUD * 16, + }, + { }, +}; + +static struct platform_device serial_device = { + .name = "serial8250", + .id = 0, + .dev = { + .platform_data = serial_platform_data, + }, +}; + +/* + * Note that on Innovator-1510 UART2 pins conflict with USB2. + * By default UART2 does not work on Innovator-1510 if you have + * USB OHCI enabled. To use UART2, you must disable USB2 first. + */ +void __init omap_serial_init(int ports[OMAP_MAX_NR_PORTS]) +{ + int i; + + if (cpu_is_omap730()) { + serial_platform_data[0].regshift = 0; + serial_platform_data[1].regshift = 0; + serial_platform_data[0].irq = INT_730_UART_MODEM_1; + serial_platform_data[1].irq = INT_730_UART_MODEM_IRDA_2; + } + + if (cpu_is_omap1510()) { + serial_platform_data[0].uartclk = OMAP1510_BASE_BAUD * 16; + serial_platform_data[1].uartclk = OMAP1510_BASE_BAUD * 16; + serial_platform_data[2].uartclk = OMAP1510_BASE_BAUD * 16; + } + + for (i = 0; i < OMAP_MAX_NR_PORTS; i++) { + unsigned char reg; + + if (ports[i] == 0) { + serial_platform_data[i].membase = NULL; + serial_platform_data[i].mapbase = 0; + continue; + } + + switch (i) { + case 0: + uart1_ck = clk_get(NULL, "uart1_ck"); + if (IS_ERR(uart1_ck)) + printk("Could not get uart1_ck\n"); + else { + clk_use(uart1_ck); + if (cpu_is_omap1510()) + clk_set_rate(uart1_ck, 12000000); + } + if (cpu_is_omap1510()) { + omap_cfg_reg(UART1_TX); + omap_cfg_reg(UART1_RTS); + if (machine_is_omap_innovator()) { + reg = fpga_read(OMAP1510_FPGA_POWER); + reg |= OMAP1510_FPGA_PCR_COM1_EN; + fpga_write(reg, OMAP1510_FPGA_POWER); + udelay(10); + } + } + break; + case 1: + uart2_ck = clk_get(NULL, "uart2_ck"); + if (IS_ERR(uart2_ck)) + printk("Could not get uart2_ck\n"); + else { + clk_use(uart2_ck); + if (cpu_is_omap1510()) + clk_set_rate(uart2_ck, 12000000); + else + clk_set_rate(uart2_ck, 48000000); + } + if (cpu_is_omap1510()) { + omap_cfg_reg(UART2_TX); + omap_cfg_reg(UART2_RTS); + if (machine_is_omap_innovator()) { + reg = fpga_read(OMAP1510_FPGA_POWER); + reg |= OMAP1510_FPGA_PCR_COM2_EN; + fpga_write(reg, OMAP1510_FPGA_POWER); + udelay(10); + } + } + break; + case 2: + uart3_ck = clk_get(NULL, "uart3_ck"); + if (IS_ERR(uart3_ck)) + printk("Could not get uart3_ck\n"); + else { + clk_use(uart3_ck); + if (cpu_is_omap1510()) + clk_set_rate(uart3_ck, 12000000); + } + if (cpu_is_omap1510()) { + omap_cfg_reg(UART3_TX); + omap_cfg_reg(UART3_RX); + } + break; + } + omap_serial_reset(&serial_platform_data[i]); + } +} + +static int __init omap_init(void) +{ + return platform_device_register(&serial_device); +} +arch_initcall(omap_init); diff --git a/arch/arm/mach-omap/time.c b/arch/arm/mach-omap1/time.c similarity index 95% rename from arch/arm/mach-omap/time.c rename to arch/arm/mach-omap1/time.c index dd34e9f4c4139cebd68da923e1b839e8164c762a..d540539c9bbb7e23fd27e3d4272a481ce21f136a 100644 --- a/arch/arm/mach-omap/time.c +++ b/arch/arm/mach-omap1/time.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/time.c + * linux/arch/arm/mach-omap1/time.c * * OMAP Timers * @@ -58,17 +58,9 @@ struct sys_timer omap_timer; * MPU timer * --------------------------------------------------------------------------- */ -#define OMAP_MPU_TIMER1_BASE (0xfffec500) -#define OMAP_MPU_TIMER2_BASE (0xfffec600) -#define OMAP_MPU_TIMER3_BASE (0xfffec700) #define OMAP_MPU_TIMER_BASE OMAP_MPU_TIMER1_BASE #define OMAP_MPU_TIMER_OFFSET 0x100 -#define MPU_TIMER_FREE (1 << 6) -#define MPU_TIMER_CLOCK_ENABLE (1 << 5) -#define MPU_TIMER_AR (1 << 1) -#define MPU_TIMER_ST (1 << 0) - /* cycles to nsec conversions taken from arch/i386/kernel/timers/timer_tsc.c, * converted to use kHz by Kevin Hilman */ /* convert from cycles(64bits) => nanoseconds (64bits) @@ -255,6 +247,13 @@ unsigned long long sched_clock(void) #define OMAP_32K_TIMER_TCR 0x04 #define OMAP_32K_TICKS_PER_HZ (32768 / HZ) +#if (32768 % HZ) != 0 +/* We cannot ignore modulo. + * Potential error can be as high as several percent. + */ +#define OMAP_32K_TICK_MODULO (32768 % HZ) +static unsigned modulo_count = 0; /* Counts 1/HZ units */ +#endif /* * TRM says 1 / HZ = ( TVR + 1) / 32768, so TRV = (32768 / HZ) - 1 @@ -331,6 +330,19 @@ static irqreturn_t omap_32k_timer_interrupt(int irq, void *dev_id, now = omap_32k_sync_timer_read(); while (now - omap_32k_last_tick >= OMAP_32K_TICKS_PER_HZ) { +#ifdef OMAP_32K_TICK_MODULO + /* Modulo addition may put omap_32k_last_tick ahead of now + * and cause unwanted repetition of the while loop. + */ + if (unlikely(now - omap_32k_last_tick == ~0)) + break; + + modulo_count += OMAP_32K_TICK_MODULO; + if (modulo_count > HZ) { + ++omap_32k_last_tick; + modulo_count -= HZ; + } +#endif omap_32k_last_tick += OMAP_32K_TICKS_PER_HZ; timer_tick(regs); } @@ -407,7 +419,7 @@ static __init void omap_init_32k_timer(void) * Timer initialization * --------------------------------------------------------------------------- */ -void __init omap_timer_init(void) +static void __init omap_timer_init(void) { #if defined(CONFIG_OMAP_MPU_TIMER) omap_init_mpu_timer(); diff --git a/arch/arm/mach-pxa/corgi.c b/arch/arm/mach-pxa/corgi.c index 276431bf1ce71ecaf2a41616688b829164807f1c..86b862f56e7e9ad046f0c374e156bb95eb990418 100644 --- a/arch/arm/mach-pxa/corgi.c +++ b/arch/arm/mach-pxa/corgi.c @@ -289,7 +289,7 @@ static void __init corgi_map_io(void) MACHINE_START(CORGI, "SHARP Corgi") .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, .map_io = corgi_map_io, .init_irq = corgi_init_irq, @@ -302,7 +302,7 @@ MACHINE_END MACHINE_START(SHEPHERD, "SHARP Shepherd") .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, .map_io = corgi_map_io, .init_irq = corgi_init_irq, @@ -315,7 +315,7 @@ MACHINE_END MACHINE_START(HUSKY, "SHARP Husky") .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_corgi, .map_io = corgi_map_io, .init_irq = corgi_init_irq, diff --git a/arch/arm/mach-pxa/idp.c b/arch/arm/mach-pxa/idp.c index f82f5aad560a8cd79a75be1fd5ecb1632245e102..386e107b53cc754fd0e7dfe8dfa01ed57e94bc5d 100644 --- a/arch/arm/mach-pxa/idp.c +++ b/arch/arm/mach-pxa/idp.c @@ -184,7 +184,7 @@ MACHINE_START(PXA_IDP, "Vibren PXA255 IDP") /* Maintainer: Vibren Technologies */ .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = idp_map_io, .init_irq = idp_init_irq, .timer = &pxa_timer, diff --git a/arch/arm/mach-pxa/lubbock.c b/arch/arm/mach-pxa/lubbock.c index e30b7c62270d42ca30c2c6f2916a3431d283316c..6309853b59bef49deafd753b6166ceea032e7d8e 100644 --- a/arch/arm/mach-pxa/lubbock.c +++ b/arch/arm/mach-pxa/lubbock.c @@ -271,7 +271,7 @@ MACHINE_START(LUBBOCK, "Intel DBPXA250 Development Platform (aka Lubbock)") /* Maintainer: MontaVista Software Inc. */ .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = lubbock_map_io, .init_irq = lubbock_init_irq, .timer = &pxa_timer, diff --git a/arch/arm/mach-pxa/mainstone.c b/arch/arm/mach-pxa/mainstone.c index 5d2f76b6df0eb4db90f834ccbfac46a8562a9cef..827b7b5a5be84438e2f3ceb55c6603198dfee23e 100644 --- a/arch/arm/mach-pxa/mainstone.c +++ b/arch/arm/mach-pxa/mainstone.c @@ -348,7 +348,7 @@ MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)") /* Maintainer: MontaVista Software Inc. */ .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .map_io = mainstone_map_io, .init_irq = mainstone_init_irq, .timer = &pxa_timer, diff --git a/arch/arm/mach-pxa/poodle.c b/arch/arm/mach-pxa/poodle.c index ebae969e8830a1e9dc9fc65b81f9013f34a0647a..0e4f6fab100a5456cb2d4bef67aa7ea5e7eb3109 100644 --- a/arch/arm/mach-pxa/poodle.c +++ b/arch/arm/mach-pxa/poodle.c @@ -182,7 +182,7 @@ static void __init poodle_map_io(void) MACHINE_START(POODLE, "SHARP Poodle") .phys_ram = 0xa0000000, .phys_io = 0x40000000, - .io_pg_offst = ((io_p2v(0x40000000) >> 18) & 0xfffc,) + .io_pg_offst = (io_p2v(0x40000000) >> 18) & 0xfffc, .fixup = fixup_poodle, .map_io = poodle_map_io, .init_irq = pxa_init_irq, diff --git a/arch/arm/mm/Kconfig b/arch/arm/mm/Kconfig index 95606b4a3ba67942ae16563a21c783d35cc9753b..afbbeb6f46582270b834ffa6e8da166a3d1bf014 100644 --- a/arch/arm/mm/Kconfig +++ b/arch/arm/mm/Kconfig @@ -101,7 +101,7 @@ config CPU_ARM922T # ARM925T config CPU_ARM925T - bool "Support ARM925T processor" if ARCH_OMAP + bool "Support ARM925T processor" if ARCH_OMAP1 depends on ARCH_OMAP1510 default y if ARCH_OMAP1510 select CPU_32v4 diff --git a/arch/arm/mm/mm-armv.c b/arch/arm/mm/mm-armv.c index c3bd503b43a2aa0ca50ce3ec23d405641c5fcd69..b19f00e99a21f43272a9acd7fa8093a1f5cd2f8a 100644 --- a/arch/arm/mm/mm-armv.c +++ b/arch/arm/mm/mm-armv.c @@ -399,7 +399,7 @@ static void __init build_mem_type_table(void) ecc_mask = 0; } - if (cpu_arch <= CPU_ARCH_ARMv5) { + if (cpu_arch <= CPU_ARCH_ARMv5TEJ) { for (i = 0; i < ARRAY_SIZE(mem_types); i++) { if (mem_types[i].prot_l1) mem_types[i].prot_l1 |= PMD_BIT4; @@ -584,7 +584,7 @@ void setup_mm_for_reboot(char mode) pmdval = (i << PGDIR_SHIFT) | PMD_SECT_AP_WRITE | PMD_SECT_AP_READ | PMD_TYPE_SECT; - if (cpu_arch <= CPU_ARCH_ARMv5) + if (cpu_arch <= CPU_ARCH_ARMv5TEJ) pmdval |= PMD_BIT4; pmd = pmd_off(pgd, i << PGDIR_SHIFT); pmd[0] = __pmd(pmdval); diff --git a/arch/arm/mm/proc-v6.S b/arch/arm/mm/proc-v6.S index e3d8510f43400b9c66b85bf8f7995b5653050409..352db98ee2697f7f985973945f5d5fc2909d3263 100644 --- a/arch/arm/mm/proc-v6.S +++ b/arch/arm/mm/proc-v6.S @@ -200,7 +200,7 @@ __v6_setup: mcr p15, 0, r4, c2, c0, 1 @ load TTB1 #ifdef CONFIG_VFP mrc p15, 0, r0, c1, c0, 2 - orr r0, r0, #(3 << 20) + orr r0, r0, #(0xf << 20) mcr p15, 0, r0, c1, c0, 2 @ Enable full access to VFP #endif mrc p15, 0, r0, c1, c0, 0 @ read control register diff --git a/arch/arm/nwfpe/fpmodule.c b/arch/arm/nwfpe/fpmodule.c index a806fea5c3ed6ccb6a9dfd84b5fa9c517edc16f3..a8efcf34888ee7c17d2e8a4917c0b1724b3d1ab4 100644 --- a/arch/arm/nwfpe/fpmodule.c +++ b/arch/arm/nwfpe/fpmodule.c @@ -24,7 +24,6 @@ #include "fpa11.h" #include -#include #include /* XXX */ diff --git a/arch/arm/plat-omap/Kconfig b/arch/arm/plat-omap/Kconfig new file mode 100644 index 0000000000000000000000000000000000000000..345365852f8cb999ed4f4ae5fec549236058d0d4 --- /dev/null +++ b/arch/arm/plat-omap/Kconfig @@ -0,0 +1,112 @@ +if ARCH_OMAP + +menu "TI OMAP Implementations" + +config ARCH_OMAP_OTG + bool + +choice + prompt "OMAP System Type" + default ARCH_OMAP1 + +config ARCH_OMAP1 + bool "TI OMAP1" + +config ARCH_OMAP2 + bool "TI OMAP2" + +endchoice + +comment "OMAP Feature Selections" + +config OMAP_RESET_CLOCKS + bool "Reset unused clocks during boot" + depends on ARCH_OMAP + default n + help + Say Y if you want to reset unused clocks during boot. + This option saves power, but assumes all drivers are + using the clock framework. Broken drivers that do not + yet use clock framework may not work with this option. + If you are booting from another operating system, you + probably do not want this option enabled until your + device drivers work properly. + +config OMAP_MUX + bool "OMAP multiplexing support" + depends on ARCH_OMAP + default y + help + Pin multiplexing support for OMAP boards. If your bootloader + sets the multiplexing correctly, say N. Otherwise, or if unsure, + say Y. + +config OMAP_MUX_DEBUG + bool "Multiplexing debug output" + depends on OMAP_MUX + default n + help + Makes the multiplexing functions print out a lot of debug info. + This is useful if you want to find out the correct values of the + multiplexing registers. + +config OMAP_MUX_WARNINGS + bool "Warn about pins the bootloader didn't set up" + depends on OMAP_MUX + default y + help + Choose Y here to warn whenever driver initialization logic needs + to change the pin multiplexing setup. When there are no warnings + printed, it's safe to deselect OMAP_MUX for your product. + +choice + prompt "System timer" + default OMAP_MPU_TIMER + +config OMAP_MPU_TIMER + bool "Use mpu timer" + help + Select this option if you want to use the OMAP mpu timer. This + timer provides more intra-tick resolution than the 32KHz timer, + but consumes more power. + +config OMAP_32K_TIMER + bool "Use 32KHz timer" + depends on ARCH_OMAP16XX + help + Select this option if you want to enable the OMAP 32KHz timer. + This timer saves power compared to the OMAP_MPU_TIMER, and has + support for no tick during idle. The 32KHz timer provides less + intra-tick resolution than OMAP_MPU_TIMER. The 32KHz timer is + currently only available for OMAP-16xx. + +endchoice + +config OMAP_32K_TIMER_HZ + int "Kernel internal timer frequency for 32KHz timer" + range 32 1024 + depends on OMAP_32K_TIMER + default "128" + help + Kernel internal timer frequency should be a divisor of 32768, + such as 64 or 128. + +choice + prompt "Low-level debug console UART" + depends on ARCH_OMAP + default OMAP_LL_DEBUG_UART1 + +config OMAP_LL_DEBUG_UART1 + bool "UART1" + +config OMAP_LL_DEBUG_UART2 + bool "UART2" + +config OMAP_LL_DEBUG_UART3 + bool "UART3" + +endchoice + +endmenu + +endif diff --git a/arch/arm/plat-omap/Makefile b/arch/arm/plat-omap/Makefile new file mode 100644 index 0000000000000000000000000000000000000000..531e11af54d4b6c5e2b7b21859bb41bef463e143 --- /dev/null +++ b/arch/arm/plat-omap/Makefile @@ -0,0 +1,17 @@ +# +# Makefile for the linux kernel. +# + +# Common support +obj-y := common.o dma.o clock.o mux.o gpio.o mcbsp.o usb.o +obj-m := +obj-n := +obj- := + +# OCPI interconnect support for 1710, 1610 and 5912 +obj-$(CONFIG_ARCH_OMAP16XX) += ocpi.o + +# Power Management +obj-$(CONFIG_PM) += pm.o sleep.o + +obj-$(CONFIG_CPU_FREQ) += cpu-omap.o diff --git a/arch/arm/mach-omap/clock.c b/arch/arm/plat-omap/clock.c similarity index 74% rename from arch/arm/mach-omap/clock.c rename to arch/arm/plat-omap/clock.c index e91186b5341a339dfdea6944446edada2e96bf36..59d91b3262ba0f3a0540a5c7ddb9f79f9bd73d44 100644 --- a/arch/arm/mach-omap/clock.c +++ b/arch/arm/plat-omap/clock.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/clock.c + * linux/arch/arm/plat-omap/clock.c * * Copyright (C) 2004 Nokia corporation * Written by Tuukka Tikkanen @@ -14,6 +14,7 @@ #include #include +#include #include #include #include @@ -25,6 +26,8 @@ static LIST_HEAD(clocks); static DECLARE_MUTEX(clocks_sem); static DEFINE_SPINLOCK(clockfw_lock); static void propagate_rate(struct clk * clk); +/* UART clock function */ +static int set_uart_rate(struct clk * clk, unsigned long rate); /* External clock (MCLK & BCLK) functions */ static int set_ext_clk_rate(struct clk * clk, unsigned long rate); static long round_ext_clk_rate(struct clk * clk, unsigned long rate); @@ -34,7 +37,7 @@ static int select_table_rate(struct clk * clk, unsigned long rate); static long round_to_table_rate(struct clk * clk, unsigned long rate); void clk_setdpll(__u16, __u16); -struct mpu_rate rate_table[] = { +static struct mpu_rate rate_table[] = { /* MPU MHz, xtal MHz, dpll1 MHz, CKCTL, DPLL_CTL * armdiv, dspdiv, dspmmu, tcdiv, perdiv, lcddiv */ @@ -48,7 +51,7 @@ struct mpu_rate rate_table[] = { { 192000000, 19200000, 192000000, 0x050f, 0x2510 }, /* 1/1/2/2/8/8 */ { 192000000, 12000000, 192000000, 0x050f, 0x2810 }, /* 1/1/2/2/8/8 */ { 96000000, 12000000, 192000000, 0x055f, 0x2810 }, /* 2/2/2/2/8/8 */ - { 48000000, 12000000, 192000000, 0x0ccf, 0x2810 }, /* 4/4/4/4/8/8 */ + { 48000000, 12000000, 192000000, 0x0baf, 0x2810 }, /* 4/8/4/4/8/8 */ { 24000000, 12000000, 192000000, 0x0fff, 0x2810 }, /* 8/8/8/8/8/8 */ #endif #if defined(CONFIG_OMAP_ARM_182MHZ) @@ -58,7 +61,7 @@ struct mpu_rate rate_table[] = { { 168000000, 12000000, 168000000, 0x010f, 0x2710 }, /* 1/1/1/2/8/8 */ #endif #if defined(CONFIG_OMAP_ARM_150MHZ) - { 150000000, 12000000, 150000000, 0x150a, 0x2cb0 }, /* 0/0/1/1/2/2 */ + { 150000000, 12000000, 150000000, 0x010a, 0x2cb0 }, /* 1/1/1/2/4/4 */ #endif #if defined(CONFIG_OMAP_ARM_120MHZ) { 120000000, 12000000, 120000000, 0x010a, 0x2510 }, /* 1/1/1/2/4/4 */ @@ -76,19 +79,11 @@ struct mpu_rate rate_table[] = { }; -static void ckctl_recalc(struct clk * clk) -{ - int dsor; - - /* Calculate divisor encoded as 2-bit exponent */ - dsor = 1 << (3 & (omap_readw(ARM_CKCTL) >> clk->rate_offset)); - if (unlikely(clk->rate == clk->parent->rate / dsor)) - return; /* No change, quick exit */ - clk->rate = clk->parent->rate / dsor; - - if (unlikely(clk->flags & RATE_PROPAGATES)) - propagate_rate(clk); -} +static void ckctl_recalc(struct clk * clk); +int __clk_enable(struct clk *clk); +void __clk_disable(struct clk *clk); +void __clk_unuse(struct clk *clk); +int __clk_use(struct clk *clk); static void followparent_recalc(struct clk * clk) @@ -102,6 +97,14 @@ static void watchdog_recalc(struct clk * clk) clk->rate = clk->parent->rate / 14; } +static void uart_recalc(struct clk * clk) +{ + unsigned int val = omap_readl(clk->enable_reg); + if (val & clk->enable_bit) + clk->rate = 48000000; + else + clk->rate = 12000000; +} static struct clk ck_ref = { .name = "ck_ref", @@ -138,7 +141,7 @@ static struct clk arm_ck = { static struct clk armper_ck = { .name = "armper_ck", .parent = &ck_dpll1, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | + .flags = CLOCK_IN_OMAP730 | CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | RATE_CKCTL, .enable_reg = ARM_IDLECT2, .enable_bit = EN_PERCK, @@ -185,7 +188,7 @@ static struct clk armwdt_ck = { static struct clk arminth_ck16xx = { .name = "arminth_ck", .parent = &arm_ck, - .flags = CLOCK_IN_OMAP16XX, + .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED, .recalc = &followparent_recalc, /* Note: On 16xx the frequency can be divided by 2 by programming * ARM_CKCTL:ARM_INTHCK_SEL(14) to 1 @@ -214,6 +217,38 @@ static struct clk dspmmu_ck = { .recalc = &ckctl_recalc, }; +static struct clk dspper_ck = { + .name = "dspper_ck", + .parent = &ck_dpll1, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | + RATE_CKCTL | DSP_DOMAIN_CLOCK | VIRTUAL_IO_ADDRESS, + .enable_reg = DSP_IDLECT2, + .enable_bit = EN_PERCK, + .rate_offset = CKCTL_PERDIV_OFFSET, + .recalc = &followparent_recalc, + //.recalc = &ckctl_recalc, +}; + +static struct clk dspxor_ck = { + .name = "dspxor_ck", + .parent = &ck_ref, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | + DSP_DOMAIN_CLOCK | VIRTUAL_IO_ADDRESS, + .enable_reg = DSP_IDLECT2, + .enable_bit = EN_XORPCK, + .recalc = &followparent_recalc, +}; + +static struct clk dsptim_ck = { + .name = "dsptim_ck", + .parent = &ck_ref, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | + DSP_DOMAIN_CLOCK | VIRTUAL_IO_ADDRESS, + .enable_reg = DSP_IDLECT2, + .enable_bit = EN_DSPTIMCK, + .recalc = &followparent_recalc, +}; + static struct clk tc_ck = { .name = "tc_ck", .parent = &ck_dpll1, @@ -226,7 +261,7 @@ static struct clk tc_ck = { static struct clk arminth_ck1510 = { .name = "arminth_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP1510, + .flags = CLOCK_IN_OMAP1510 | ALWAYS_ENABLED, .recalc = &followparent_recalc, /* Note: On 1510 the frequency follows TC_CK * @@ -237,7 +272,7 @@ static struct clk arminth_ck1510 = { static struct clk tipb_ck = { .name = "tibp_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP1510, + .flags = CLOCK_IN_OMAP1510 | ALWAYS_ENABLED, .recalc = &followparent_recalc, }; @@ -271,14 +306,15 @@ static struct clk tc2_ck = { static struct clk dma_ck = { .name = "dma_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | + ALWAYS_ENABLED, .recalc = &followparent_recalc, }; static struct clk dma_lcdfree_ck = { .name = "dma_lcdfree_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP16XX, + .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED, .recalc = &followparent_recalc, }; @@ -303,14 +339,14 @@ static struct clk lb_ck = { static struct clk rhea1_ck = { .name = "rhea1_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP16XX, + .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED, .recalc = &followparent_recalc, }; static struct clk rhea2_ck = { .name = "rhea2_ck", .parent = &tc_ck, - .flags = CLOCK_IN_OMAP16XX, + .flags = CLOCK_IN_OMAP16XX | ALWAYS_ENABLED, .recalc = &followparent_recalc, }; @@ -325,43 +361,55 @@ static struct clk lcd_ck = { .recalc = &ckctl_recalc, }; -static struct clk uart1_ck = { +static struct clk uart1_1510 = { + .name = "uart1_ck", + /* Direct from ULPD, no parent */ + .rate = 12000000, + .flags = CLOCK_IN_OMAP1510 | ENABLE_REG_32BIT | ALWAYS_ENABLED, + .enable_reg = MOD_CONF_CTRL_0, + .enable_bit = 29, /* Chooses between 12MHz and 48MHz */ + .set_rate = &set_uart_rate, + .recalc = &uart_recalc, +}; + +static struct clk uart1_16xx = { .name = "uart1_ck", /* Direct from ULPD, no parent */ .rate = 48000000, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | - RATE_FIXED | ENABLE_REG_32BIT, + .flags = CLOCK_IN_OMAP16XX | RATE_FIXED | ENABLE_REG_32BIT, .enable_reg = MOD_CONF_CTRL_0, .enable_bit = 29, - /* (Only on 1510) - * The "enable bit" actually chooses between 48MHz and 12MHz. - */ }; static struct clk uart2_ck = { .name = "uart2_ck", /* Direct from ULPD, no parent */ - .rate = 48000000, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | - RATE_FIXED | ENABLE_REG_32BIT, + .rate = 12000000, + .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | ENABLE_REG_32BIT, .enable_reg = MOD_CONF_CTRL_0, - .enable_bit = 30, - /* (for both 1510 and 16xx) - * The "enable bit" actually chooses between 48MHz and 12MHz/32kHz. - */ + .enable_bit = 30, /* Chooses between 12MHz and 48MHz */ + .set_rate = &set_uart_rate, + .recalc = &uart_recalc, }; -static struct clk uart3_ck = { +static struct clk uart3_1510 = { + .name = "uart3_ck", + /* Direct from ULPD, no parent */ + .rate = 12000000, + .flags = CLOCK_IN_OMAP1510 | ENABLE_REG_32BIT | ALWAYS_ENABLED, + .enable_reg = MOD_CONF_CTRL_0, + .enable_bit = 31, /* Chooses between 12MHz and 48MHz */ + .set_rate = &set_uart_rate, + .recalc = &uart_recalc, +}; + +static struct clk uart3_16xx = { .name = "uart3_ck", /* Direct from ULPD, no parent */ .rate = 48000000, - .flags = CLOCK_IN_OMAP1510 | CLOCK_IN_OMAP16XX | - RATE_FIXED | ENABLE_REG_32BIT, + .flags = CLOCK_IN_OMAP16XX | RATE_FIXED | ENABLE_REG_32BIT, .enable_reg = MOD_CONF_CTRL_0, .enable_bit = 31, - /* (Only on 1510) - * The "enable bit" actually chooses between 48MHz and 12MHz. - */ }; static struct clk usb_clko = { /* 6 MHz output on W4_USB_CLKO */ @@ -480,6 +528,9 @@ static struct clk * onchip_clks[] = { /* CK_GEN2 clocks */ &dsp_ck, &dspmmu_ck, + &dspper_ck, + &dspxor_ck, + &dsptim_ck, /* CK_GEN3 clocks */ &tc_ck, &tipb_ck, @@ -494,9 +545,11 @@ static struct clk * onchip_clks[] = { &rhea2_ck, &lcd_ck, /* ULPD clocks */ - &uart1_ck, + &uart1_1510, + &uart1_16xx, &uart2_ck, - &uart3_ck, + &uart3_1510, + &uart3_16xx, &usb_clko, &usb_hhc_ck1510, &usb_hhc_ck16xx, &mclk_1510, &mclk_16xx, @@ -547,14 +600,34 @@ int __clk_enable(struct clk *clk) return 0; } + if (clk->flags & DSP_DOMAIN_CLOCK) { + __clk_use(&api_ck); + } + if (clk->flags & ENABLE_REG_32BIT) { - regval32 = omap_readl(clk->enable_reg); - regval32 |= (1 << clk->enable_bit); - omap_writel(regval32, clk->enable_reg); + if (clk->flags & VIRTUAL_IO_ADDRESS) { + regval32 = __raw_readl(clk->enable_reg); + regval32 |= (1 << clk->enable_bit); + __raw_writel(regval32, clk->enable_reg); + } else { + regval32 = omap_readl(clk->enable_reg); + regval32 |= (1 << clk->enable_bit); + omap_writel(regval32, clk->enable_reg); + } } else { - regval16 = omap_readw(clk->enable_reg); - regval16 |= (1 << clk->enable_bit); - omap_writew(regval16, clk->enable_reg); + if (clk->flags & VIRTUAL_IO_ADDRESS) { + regval16 = __raw_readw(clk->enable_reg); + regval16 |= (1 << clk->enable_bit); + __raw_writew(regval16, clk->enable_reg); + } else { + regval16 = omap_readw(clk->enable_reg); + regval16 |= (1 << clk->enable_bit); + omap_writew(regval16, clk->enable_reg); + } + } + + if (clk->flags & DSP_DOMAIN_CLOCK) { + __clk_unuse(&api_ck); } return 0; @@ -569,14 +642,34 @@ void __clk_disable(struct clk *clk) if (clk->enable_reg == 0) return; + if (clk->flags & DSP_DOMAIN_CLOCK) { + __clk_use(&api_ck); + } + if (clk->flags & ENABLE_REG_32BIT) { - regval32 = omap_readl(clk->enable_reg); - regval32 &= ~(1 << clk->enable_bit); - omap_writel(regval32, clk->enable_reg); + if (clk->flags & VIRTUAL_IO_ADDRESS) { + regval32 = __raw_readl(clk->enable_reg); + regval32 &= ~(1 << clk->enable_bit); + __raw_writel(regval32, clk->enable_reg); + } else { + regval32 = omap_readl(clk->enable_reg); + regval32 &= ~(1 << clk->enable_bit); + omap_writel(regval32, clk->enable_reg); + } } else { - regval16 = omap_readw(clk->enable_reg); - regval16 &= ~(1 << clk->enable_bit); - omap_writew(regval16, clk->enable_reg); + if (clk->flags & VIRTUAL_IO_ADDRESS) { + regval16 = __raw_readw(clk->enable_reg); + regval16 &= ~(1 << clk->enable_bit); + __raw_writew(regval16, clk->enable_reg); + } else { + regval16 = omap_readw(clk->enable_reg); + regval16 &= ~(1 << clk->enable_bit); + omap_writew(regval16, clk->enable_reg); + } + } + + if (clk->flags & DSP_DOMAIN_CLOCK) { + __clk_unuse(&api_ck); } } @@ -766,6 +859,33 @@ static int calc_dsor_exp(struct clk *clk, unsigned long rate) return dsor_exp; } + +static void ckctl_recalc(struct clk * clk) +{ + int dsor; + + /* Calculate divisor encoded as 2-bit exponent */ + if (clk->flags & DSP_DOMAIN_CLOCK) { + /* The clock control bits are in DSP domain, + * so api_ck is needed for access. + * Note that DSP_CKCTL virt addr = phys addr, so + * we must use __raw_readw() instead of omap_readw(). + */ + __clk_use(&api_ck); + dsor = 1 << (3 & (__raw_readw(DSP_CKCTL) >> clk->rate_offset)); + __clk_unuse(&api_ck); + } else { + dsor = 1 << (3 & (omap_readw(ARM_CKCTL) >> clk->rate_offset)); + } + if (unlikely(clk->rate == clk->parent->rate / dsor)) + return; /* No change, quick exit */ + clk->rate = clk->parent->rate / dsor; + + if (unlikely(clk->flags & RATE_PROPAGATES)) + propagate_rate(clk); +} + + long clk_round_rate(struct clk *clk, unsigned long rate) { int dsor_exp; @@ -823,6 +943,9 @@ static int select_table_rate(struct clk * clk, unsigned long rate) break; } + if (!ptr->rate) + return -EINVAL; + if (!ptr->rate) return -EINVAL; @@ -921,6 +1044,23 @@ static unsigned calc_ext_dsor(unsigned long rate) return dsor; } +/* Only needed on 1510 */ +static int set_uart_rate(struct clk * clk, unsigned long rate) +{ + unsigned int val; + + val = omap_readl(clk->enable_reg); + if (rate == 12000000) + val &= ~(1 << clk->enable_bit); + else if (rate == 48000000) + val |= (1 << clk->enable_bit); + else + return -EINVAL; + omap_writel(val, clk->enable_reg); + clk->rate = rate; + + return 0; +} static int set_ext_clk_rate(struct clk * clk, unsigned long rate) { @@ -985,7 +1125,18 @@ void clk_unregister(struct clk *clk) } EXPORT_SYMBOL(clk_unregister); - +#ifdef CONFIG_OMAP_RESET_CLOCKS +/* + * Resets some clocks that may be left on from bootloader, + * but leaves serial clocks on. See also omap_late_clk_reset(). + */ +static inline void omap_early_clk_reset(void) +{ + //omap_writel(0x3 << 29, MOD_CONF_CTRL_0); +} +#else +#define omap_early_clk_reset() {} +#endif int __init clk_init(void) { @@ -993,6 +1144,8 @@ int __init clk_init(void) const struct omap_clock_config *info; int crystal_type = 0; /* Default 12 MHz */ + omap_early_clk_reset(); + for (clkp = onchip_clks; clkp < onchip_clks+ARRAY_SIZE(onchip_clks); clkp++) { if (((*clkp)->flags &CLOCK_IN_OMAP1510) && cpu_is_omap1510()) { clk_register(*clkp); @@ -1023,9 +1176,42 @@ int __init clk_init(void) ck_ref.rate = 19200000; #endif + printk("Clocks: ARM_SYSST: 0x%04x DPLL_CTL: 0x%04x ARM_CKCTL: 0x%04x\n", + omap_readw(ARM_SYSST), omap_readw(DPLL_CTL), + omap_readw(ARM_CKCTL)); + /* We want to be in syncronous scalable mode */ omap_writew(0x1000, ARM_SYSST); +#ifdef CONFIG_OMAP_CLOCKS_SET_BY_BOOTLOADER + /* Use values set by bootloader. Determine PLL rate and recalculate + * dependent clocks as if kernel had changed PLL or divisors. + */ + { + unsigned pll_ctl_val = omap_readw(DPLL_CTL); + + ck_dpll1.rate = ck_ref.rate; /* Base xtal rate */ + if (pll_ctl_val & 0x10) { + /* PLL enabled, apply multiplier and divisor */ + if (pll_ctl_val & 0xf80) + ck_dpll1.rate *= (pll_ctl_val & 0xf80) >> 7; + ck_dpll1.rate /= ((pll_ctl_val & 0x60) >> 5) + 1; + } else { + /* PLL disabled, apply bypass divisor */ + switch (pll_ctl_val & 0xc) { + case 0: + break; + case 0x4: + ck_dpll1.rate /= 2; + break; + default: + ck_dpll1.rate /= 4; + break; + } + } + } + propagate_rate(&ck_dpll1); +#else /* Find the highest supported frequency and enable it */ if (select_table_rate(&virtual_ck_mpu, ~0)) { printk(KERN_ERR "System frequencies not set. Check your config.\n"); @@ -1034,12 +1220,13 @@ int __init clk_init(void) omap_writew(0x1005, ARM_CKCTL); ck_dpll1.rate = 60000000; propagate_rate(&ck_dpll1); - printk(KERN_INFO "Clocking rate (xtal/DPLL1/MPU): %ld/%ld/%ld\n", - ck_ref.rate, ck_dpll1.rate, arm_ck.rate); } - +#endif /* Cache rates for clocks connected to ck_ref (not dpll1) */ propagate_rate(&ck_ref); + printk(KERN_INFO "Clocking rate (xtal/DPLL1/MPU): %ld.%01ld/%ld/%ld MHz\n", + ck_ref.rate / 1000000, (ck_ref.rate / 100000) % 10, + ck_dpll1.rate, arm_ck.rate); #ifdef CONFIG_MACH_OMAP_PERSEUS2 /* Select slicer output as OMAP input clock */ @@ -1074,3 +1261,63 @@ int __init clk_init(void) return 0; } + + +#ifdef CONFIG_OMAP_RESET_CLOCKS + +static int __init omap_late_clk_reset(void) +{ + /* Turn off all unused clocks */ + struct clk *p; + __u32 regval32; + + omap_writew(0, SOFT_REQ_REG); + omap_writew(0, SOFT_REQ_REG2); + + list_for_each_entry(p, &clocks, node) { + if (p->usecount > 0 || (p->flags & ALWAYS_ENABLED) || + p->enable_reg == 0) + continue; + + /* Assume no DSP clocks have been activated by bootloader */ + if (p->flags & DSP_DOMAIN_CLOCK) + continue; + + /* Is the clock already disabled? */ + if (p->flags & ENABLE_REG_32BIT) { + if (p->flags & VIRTUAL_IO_ADDRESS) + regval32 = __raw_readl(p->enable_reg); + else + regval32 = omap_readl(p->enable_reg); + } else { + if (p->flags & VIRTUAL_IO_ADDRESS) + regval32 = __raw_readw(p->enable_reg); + else + regval32 = omap_readw(p->enable_reg); + } + + if ((regval32 & (1 << p->enable_bit)) == 0) + continue; + + /* FIXME: This clock seems to be necessary but no-one + * has asked for its activation. */ + if (p == &tc2_ck // FIX: pm.c (SRAM), CCP, Camera + || p == &ck_dpll1out // FIX: SoSSI, SSR + || p == &arm_gpio_ck // FIX: GPIO code for 1510 + ) { + printk(KERN_INFO "FIXME: Clock \"%s\" seems unused\n", + p->name); + continue; + } + + printk(KERN_INFO "Disabling unused clock \"%s\"... ", p->name); + __clk_disable(p); + printk(" done\n"); + } + + return 0; +} + +late_initcall(omap_late_clk_reset); + +#endif diff --git a/arch/arm/mach-omap/clock.h b/arch/arm/plat-omap/clock.h similarity index 89% rename from arch/arm/mach-omap/clock.h rename to arch/arm/plat-omap/clock.h index 08c0ddde1835b7046ebe01bcaad5ffd741f25ccc..a89e1e8c2519116cee18a88a8a7111169290fc2b 100644 --- a/arch/arm/mach-omap/clock.h +++ b/arch/arm/plat-omap/clock.h @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/clock.h + * linux/arch/arm/plat-omap/clock.h * * Copyright (C) 2004 Nokia corporation * Written by Tuukka Tikkanen @@ -52,6 +52,8 @@ struct mpu_rate { #define CLOCK_IN_OMAP16XX 64 #define CLOCK_IN_OMAP1510 128 #define CLOCK_IN_OMAP730 256 +#define DSP_DOMAIN_CLOCK 512 +#define VIRTUAL_IO_ADDRESS 1024 /* ARM_CKCTL bit shifts */ #define CKCTL_PERDIV_OFFSET 0 @@ -63,6 +65,8 @@ struct mpu_rate { /*#define ARM_TIMXO 12*/ #define EN_DSPCK 13 /*#define ARM_INTHCK_SEL 14*/ /* Divide-by-2 for mpu inth_ck */ +/* DSP_CKCTL bit shifts */ +#define CKCTL_DSPPERDIV_OFFSET 0 /* ARM_IDLECT1 bit shifts */ /*#define IDLWDT_ARM 0*/ @@ -96,6 +100,9 @@ struct mpu_rate { #define EN_TC1_CK 2 #define EN_TC2_CK 4 +/* DSP_IDLECT2 bit shifts (0,1,2 are same as for ARM_IDLECT2) */ +#define EN_DSPTIMCK 5 + /* Various register defines for clock controls scattered around OMAP chip */ #define USB_MCLK_EN_BIT 4 /* In ULPD_CLKC_CTRL */ #define USB_HOST_HHC_UHOST_EN 9 /* In MOD_CONF_CTRL_0 */ @@ -103,7 +110,8 @@ struct mpu_rate { #define COM_ULPD_PLL_CLK_REQ 1 /* In COM_CLK_DIV_CTRL_SEL */ #define SWD_CLK_DIV_CTRL_SEL 0xfffe0874 #define COM_CLK_DIV_CTRL_SEL 0xfffe0878 - +#define SOFT_REQ_REG 0xfffe0834 +#define SOFT_REQ_REG2 0xfffe0880 int clk_register(struct clk *clk); void clk_unregister(struct clk *clk); diff --git a/arch/arm/plat-omap/common.c b/arch/arm/plat-omap/common.c new file mode 100644 index 0000000000000000000000000000000000000000..ea967a8f6ce52716a8292dcdf1f5fcf890e27d99 --- /dev/null +++ b/arch/arm/plat-omap/common.c @@ -0,0 +1,135 @@ +/* + * linux/arch/arm/plat-omap/common.c + * + * Code common to all OMAP machines. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "clock.h" + +#define NO_LENGTH_CHECK 0xffffffff + +extern int omap_bootloader_tag_len; +extern u8 omap_bootloader_tag[]; + +struct omap_board_config_kernel *omap_board_config; +int omap_board_config_size = 0; + +static const void *get_config(u16 tag, size_t len, int skip, size_t *len_out) +{ + struct omap_board_config_kernel *kinfo = NULL; + int i; + +#ifdef CONFIG_OMAP_BOOT_TAG + struct omap_board_config_entry *info = NULL; + + if (omap_bootloader_tag_len > 4) + info = (struct omap_board_config_entry *) omap_bootloader_tag; + while (info != NULL) { + u8 *next; + + if (info->tag == tag) { + if (skip == 0) + break; + skip--; + } + + if ((info->len & 0x03) != 0) { + /* We bail out to avoid an alignment fault */ + printk(KERN_ERR "OMAP peripheral config: Length (%d) not word-aligned (tag %04x)\n", + info->len, info->tag); + return NULL; + } + next = (u8 *) info + sizeof(*info) + info->len; + if (next >= omap_bootloader_tag + omap_bootloader_tag_len) + info = NULL; + else + info = (struct omap_board_config_entry *) next; + } + if (info != NULL) { + /* Check the length as a lame attempt to check for + * binary inconsistancy. */ + if (len != NO_LENGTH_CHECK) { + /* Word-align len */ + if (len & 0x03) + len = (len + 3) & ~0x03; + if (info->len != len) { + printk(KERN_ERR "OMAP peripheral config: Length mismatch with tag %x (want %d, got %d)\n", + tag, len, info->len); + return NULL; + } + } + if (len_out != NULL) + *len_out = info->len; + return info->data; + } +#endif + /* Try to find the config from the board-specific structures + * in the kernel. */ + for (i = 0; i < omap_board_config_size; i++) { + if (omap_board_config[i].tag == tag) { + kinfo = &omap_board_config[i]; + break; + } + } + if (kinfo == NULL) + return NULL; + return kinfo->data; +} + +const void *__omap_get_config(u16 tag, size_t len, int nr) +{ + return get_config(tag, len, nr, NULL); +} +EXPORT_SYMBOL(__omap_get_config); + +const void *omap_get_var_config(u16 tag, size_t *len) +{ + return get_config(tag, NO_LENGTH_CHECK, 0, len); +} +EXPORT_SYMBOL(omap_get_var_config); + +static int __init omap_add_serial_console(void) +{ + const struct omap_serial_console_config *info; + + info = omap_get_config(OMAP_TAG_SERIAL_CONSOLE, + struct omap_serial_console_config); + if (info != NULL && info->console_uart) { + static char speed[11], *opt = NULL; + + if (info->console_speed) { + snprintf(speed, sizeof(speed), "%u", info->console_speed); + opt = speed; + } + return add_preferred_console("ttyS", info->console_uart - 1, opt); + } + return 0; +} +console_initcall(omap_add_serial_console); diff --git a/arch/arm/plat-omap/cpu-omap.c b/arch/arm/plat-omap/cpu-omap.c new file mode 100644 index 0000000000000000000000000000000000000000..409aac2c4b9de75400cf0f34bc50131362bb7125 --- /dev/null +++ b/arch/arm/plat-omap/cpu-omap.c @@ -0,0 +1,128 @@ +/* + * linux/arch/arm/plat-omap/cpu-omap.c + * + * CPU frequency scaling for OMAP + * + * Copyright (C) 2005 Nokia Corporation + * Written by Tony Lindgren + * + * Based on cpu-sa1110.c, Copyright (C) 2001 Russell King + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + */ +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include +#include + +#include + +/* TODO: Add support for SDRAM timing changes */ + +int omap_verify_speed(struct cpufreq_policy *policy) +{ + struct clk * mpu_clk; + + if (policy->cpu) + return -EINVAL; + + cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, + policy->cpuinfo.max_freq); + mpu_clk = clk_get(NULL, "mpu"); + if (IS_ERR(mpu_clk)) + return PTR_ERR(mpu_clk); + policy->min = clk_round_rate(mpu_clk, policy->min * 1000) / 1000; + policy->max = clk_round_rate(mpu_clk, policy->max * 1000) / 1000; + cpufreq_verify_within_limits(policy, policy->cpuinfo.min_freq, + policy->cpuinfo.max_freq); + clk_put(mpu_clk); + + return 0; +} + +unsigned int omap_getspeed(unsigned int cpu) +{ + struct clk * mpu_clk; + unsigned long rate; + + if (cpu) + return 0; + + mpu_clk = clk_get(NULL, "mpu"); + if (IS_ERR(mpu_clk)) + return 0; + rate = clk_get_rate(mpu_clk) / 1000; + clk_put(mpu_clk); + + return rate; +} + +static int omap_target(struct cpufreq_policy *policy, + unsigned int target_freq, + unsigned int relation) +{ + struct clk * mpu_clk; + struct cpufreq_freqs freqs; + int ret = 0; + + mpu_clk = clk_get(NULL, "mpu"); + if (IS_ERR(mpu_clk)) + return PTR_ERR(mpu_clk); + + freqs.old = omap_getspeed(0); + freqs.new = clk_round_rate(mpu_clk, target_freq * 1000) / 1000; + freqs.cpu = 0; + + cpufreq_notify_transition(&freqs, CPUFREQ_PRECHANGE); + ret = clk_set_rate(mpu_clk, target_freq * 1000); + cpufreq_notify_transition(&freqs, CPUFREQ_POSTCHANGE); + clk_put(mpu_clk); + + return ret; +} + +static int __init omap_cpu_init(struct cpufreq_policy *policy) +{ + struct clk * mpu_clk; + + mpu_clk = clk_get(NULL, "mpu"); + if (IS_ERR(mpu_clk)) + return PTR_ERR(mpu_clk); + + if (policy->cpu != 0) + return -EINVAL; + policy->cur = policy->min = policy->max = omap_getspeed(0); + policy->governor = CPUFREQ_DEFAULT_GOVERNOR; + policy->cpuinfo.min_freq = clk_round_rate(mpu_clk, 0) / 1000; + policy->cpuinfo.max_freq = clk_round_rate(mpu_clk, 216000000) / 1000; + policy->cpuinfo.transition_latency = CPUFREQ_ETERNAL; + clk_put(mpu_clk); + + return 0; +} + +static struct cpufreq_driver omap_driver = { + .flags = CPUFREQ_STICKY, + .verify = omap_verify_speed, + .target = omap_target, + .get = omap_getspeed, + .init = omap_cpu_init, + .name = "omap", +}; + +static int __init omap_cpufreq_init(void) +{ + return cpufreq_register_driver(&omap_driver); +} + +arch_initcall(omap_cpufreq_init); diff --git a/arch/arm/mach-omap/dma.c b/arch/arm/plat-omap/dma.c similarity index 97% rename from arch/arm/mach-omap/dma.c rename to arch/arm/plat-omap/dma.c index 7a9ebe80d6f8e17004f4faa835f9fda3e42baf7a..c0a5c2fa42bdf0784038e21fe14455c97e74b880 100644 --- a/arch/arm/mach-omap/dma.c +++ b/arch/arm/plat-omap/dma.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/omap/dma.c + * linux/arch/arm/plat-omap/dma.c * * Copyright (C) 2003 Nokia Corporation * Author: Juha Yrjölä @@ -794,10 +794,6 @@ static void set_b1_regs(void) w = omap_readw(OMAP1610_DMA_LCD_CTRL); /* Always set the source port as SDRAM for now*/ w &= ~(0x03 << 6); - if (lcd_dma.ext_ctrl) - w |= 1 << 8; - else - w &= ~(1 << 8); if (lcd_dma.callback != NULL) w |= 1 << 1; /* Block interrupt enable */ else @@ -889,9 +885,15 @@ void omap_enable_lcd_dma(void) */ if (enable_1510_mode || !lcd_dma.ext_ctrl) return; + + w = omap_readw(OMAP1610_DMA_LCD_CTRL); + w |= 1 << 8; + omap_writew(w, OMAP1610_DMA_LCD_CTRL); + w = omap_readw(OMAP1610_DMA_LCD_CCR); w |= 1 << 7; omap_writew(w, OMAP1610_DMA_LCD_CCR); + lcd_dma.active = 1; } @@ -922,10 +924,19 @@ void omap_setup_lcd_dma(void) void omap_stop_lcd_dma(void) { + u16 w; + lcd_dma.active = 0; - if (!enable_1510_mode && lcd_dma.ext_ctrl) - omap_writew(omap_readw(OMAP1610_DMA_LCD_CCR) & ~(1 << 7), - OMAP1610_DMA_LCD_CCR); + if (enable_1510_mode || !lcd_dma.ext_ctrl) + return; + + w = omap_readw(OMAP1610_DMA_LCD_CCR); + w &= ~(1 << 7); + omap_writew(w, OMAP1610_DMA_LCD_CCR); + + w = omap_readw(OMAP1610_DMA_LCD_CTRL); + w &= ~(1 << 8); + omap_writew(w, OMAP1610_DMA_LCD_CTRL); } /* @@ -972,6 +983,25 @@ dma_addr_t omap_get_dma_dst_pos(int lch) (OMAP_DMA_CDSA_U(lch) << 16)); } +int omap_dma_running(void) +{ + int lch; + + /* Check if LCD DMA is running */ + if (cpu_is_omap16xx()) + if (omap_readw(OMAP1610_DMA_LCD_CCR) & OMAP_DMA_CCR_EN) + return 1; + + for (lch = 0; lch < dma_chan_count; lch++) { + u16 w; + + w = omap_readw(OMAP_DMA_CCR(lch)); + if (w & OMAP_DMA_CCR_EN) + return 1; + } + return 0; +} + static int __init omap_init_dma(void) { int ch, r; diff --git a/arch/arm/mach-omap/gpio.c b/arch/arm/plat-omap/gpio.c similarity index 99% rename from arch/arm/mach-omap/gpio.c rename to arch/arm/plat-omap/gpio.c index 9045dfd469ade06cf08839cc5232a5fee057c144..1c85b4e536c2e005b25f2249113bec4e60d97a5c 100644 --- a/arch/arm/mach-omap/gpio.c +++ b/arch/arm/plat-omap/gpio.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/gpio.c + * linux/arch/arm/plat-omap/gpio.c * * Support functions for OMAP GPIO * diff --git a/arch/arm/mach-omap/mcbsp.c b/arch/arm/plat-omap/mcbsp.c similarity index 87% rename from arch/arm/mach-omap/mcbsp.c rename to arch/arm/plat-omap/mcbsp.c index 7c4ad77130919b16381454d16d7be84ce11daaa8..43567d5edddb409124466110e91300743addb0a6 100644 --- a/arch/arm/mach-omap/mcbsp.c +++ b/arch/arm/plat-omap/mcbsp.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/omap/mcbsp.c + * linux/arch/arm/plat-omap/mcbsp.c * * Copyright (C) 2004 Nokia Corporation * Author: Samuel Ortiz @@ -66,6 +66,7 @@ struct omap_mcbsp { static struct omap_mcbsp mcbsp[OMAP_MAX_MCBSP_COUNT]; static struct clk *mcbsp_dsp_ck = 0; static struct clk *mcbsp_api_ck = 0; +static struct clk *mcbsp_dspxor_ck = 0; static void omap_mcbsp_dump_reg(u8 id) @@ -175,7 +176,7 @@ static int omap_mcbsp_check(unsigned int id) return 0; } - if (cpu_is_omap1510() || cpu_is_omap1610() || cpu_is_omap1710()) { + if (cpu_is_omap1510() || cpu_is_omap16xx()) { if (id > OMAP_MAX_MCBSP_COUNT) { printk(KERN_ERR "OMAP-McBSP: McBSP%d doesn't exist\n", id + 1); return -1; @@ -191,15 +192,12 @@ static int omap_mcbsp_check(unsigned int id) static void omap_mcbsp_dsp_request(void) { - if (cpu_is_omap1510() || cpu_is_omap1610() || cpu_is_omap1710()) { - omap_writew((omap_readw(ARM_RSTCT1) | (1 << 1) | (1 << 2)), - ARM_RSTCT1); - clk_enable(mcbsp_dsp_ck); - clk_enable(mcbsp_api_ck); + if (cpu_is_omap1510() || cpu_is_omap16xx()) { + clk_use(mcbsp_dsp_ck); + clk_use(mcbsp_api_ck); /* enable 12MHz clock to mcbsp 1 & 3 */ - __raw_writew(__raw_readw(DSP_IDLECT2) | (1 << EN_XORPCK), - DSP_IDLECT2); + clk_use(mcbsp_dspxor_ck); __raw_writew(__raw_readw(DSP_RSTCT2) | 1 | 1 << 1, DSP_RSTCT2); } @@ -207,10 +205,13 @@ static void omap_mcbsp_dsp_request(void) static void omap_mcbsp_dsp_free(void) { - /* Useless for now */ + if (cpu_is_omap1510() || cpu_is_omap16xx()) { + clk_unuse(mcbsp_dspxor_ck); + clk_unuse(mcbsp_dsp_ck); + clk_unuse(mcbsp_api_ck); + } } - int omap_mcbsp_request(unsigned int id) { int err; @@ -350,6 +351,73 @@ void omap_mcbsp_stop(unsigned int id) } +/* polled mcbsp i/o operations */ +int omap_mcbsp_pollwrite(unsigned int id, u16 buf) +{ + u32 base = mcbsp[id].io_base; + writew(buf, base + OMAP_MCBSP_REG_DXR1); + /* if frame sync error - clear the error */ + if (readw(base + OMAP_MCBSP_REG_SPCR2) & XSYNC_ERR) { + /* clear error */ + writew(readw(base + OMAP_MCBSP_REG_SPCR2) & (~XSYNC_ERR), + base + OMAP_MCBSP_REG_SPCR2); + /* resend */ + return -1; + } else { + /* wait for transmit confirmation */ + int attemps = 0; + while (!(readw(base + OMAP_MCBSP_REG_SPCR2) & XRDY)) { + if (attemps++ > 1000) { + writew(readw(base + OMAP_MCBSP_REG_SPCR2) & + (~XRST), + base + OMAP_MCBSP_REG_SPCR2); + udelay(10); + writew(readw(base + OMAP_MCBSP_REG_SPCR2) | + (XRST), + base + OMAP_MCBSP_REG_SPCR2); + udelay(10); + printk(KERN_ERR + " Could not write to McBSP Register\n"); + return -2; + } + } + } + return 0; +} + +int omap_mcbsp_pollread(unsigned int id, u16 * buf) +{ + u32 base = mcbsp[id].io_base; + /* if frame sync error - clear the error */ + if (readw(base + OMAP_MCBSP_REG_SPCR1) & RSYNC_ERR) { + /* clear error */ + writew(readw(base + OMAP_MCBSP_REG_SPCR1) & (~RSYNC_ERR), + base + OMAP_MCBSP_REG_SPCR1); + /* resend */ + return -1; + } else { + /* wait for recieve confirmation */ + int attemps = 0; + while (!(readw(base + OMAP_MCBSP_REG_SPCR1) & RRDY)) { + if (attemps++ > 1000) { + writew(readw(base + OMAP_MCBSP_REG_SPCR1) & + (~RRST), + base + OMAP_MCBSP_REG_SPCR1); + udelay(10); + writew(readw(base + OMAP_MCBSP_REG_SPCR1) | + (RRST), + base + OMAP_MCBSP_REG_SPCR1); + udelay(10); + printk(KERN_ERR + " Could not read from McBSP Register\n"); + return -2; + } + } + } + *buf = readw(base + OMAP_MCBSP_REG_DRR1); + return 0; +} + /* * IRQ based word transmission. */ @@ -625,10 +693,15 @@ static int __init omap_mcbsp_init(void) return PTR_ERR(mcbsp_dsp_ck); } mcbsp_api_ck = clk_get(0, "api_ck"); - if (IS_ERR(mcbsp_dsp_ck)) { + if (IS_ERR(mcbsp_api_ck)) { printk(KERN_ERR "mcbsp: could not acquire api_ck handle.\n"); return PTR_ERR(mcbsp_api_ck); } + mcbsp_dspxor_ck = clk_get(0, "dspxor_ck"); + if (IS_ERR(mcbsp_dspxor_ck)) { + printk(KERN_ERR "mcbsp: could not acquire dspxor_ck handle.\n"); + return PTR_ERR(mcbsp_dspxor_ck); + } #ifdef CONFIG_ARCH_OMAP730 if (cpu_is_omap730()) { @@ -643,7 +716,7 @@ static int __init omap_mcbsp_init(void) } #endif #if defined(CONFIG_ARCH_OMAP16XX) - if (cpu_is_omap1610() || cpu_is_omap1710()) { + if (cpu_is_omap16xx()) { mcbsp_info = mcbsp_1610; mcbsp_count = ARRAY_SIZE(mcbsp_1610); } diff --git a/arch/arm/mach-omap/mux.c b/arch/arm/plat-omap/mux.c similarity index 91% rename from arch/arm/mach-omap/mux.c rename to arch/arm/plat-omap/mux.c index bcf3c6e5ecd06802b3a11d3ad85250f0dd21a95b..ea7b955b9c819f05df337590529143ae982cc74b 100644 --- a/arch/arm/mach-omap/mux.c +++ b/arch/arm/plat-omap/mux.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/mux.c + * linux/arch/arm/plat-omap/mux.c * * Utility to set the Omap MUX and PULL_DWN registers from a table in mux.h * @@ -53,19 +53,13 @@ omap_cfg_reg(const reg_cfg_t reg_cfg) return -EINVAL; } - cfg = ®_cfg_table[reg_cfg]; - - /* - * We do a pretty long section here with lock on, but pin muxing - * should only happen on driver init for each driver, so it's not time - * critical. - */ - spin_lock_irqsave(&mux_spin_lock, flags); + cfg = (reg_cfg_set *)®_cfg_table[reg_cfg]; /* Check the mux register in question */ if (cfg->mux_reg) { unsigned tmp1, tmp2; + spin_lock_irqsave(&mux_spin_lock, flags); reg_orig = omap_readl(cfg->mux_reg); /* The mux registers always seem to be 3 bits long */ @@ -80,11 +74,13 @@ omap_cfg_reg(const reg_cfg_t reg_cfg) warn = 1; omap_writel(reg, cfg->mux_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); } /* Check for pull up or pull down selection on 1610 */ if (!cpu_is_omap1510()) { if (cfg->pu_pd_reg && cfg->pull_val) { + spin_lock_irqsave(&mux_spin_lock, flags); pu_pd_orig = omap_readl(cfg->pu_pd_reg); mask = 1 << cfg->pull_bit; @@ -100,11 +96,13 @@ omap_cfg_reg(const reg_cfg_t reg_cfg) pu_pd = pu_pd_orig & ~mask; } omap_writel(pu_pd, cfg->pu_pd_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); } } /* Check for an associated pull down register */ if (cfg->pull_reg) { + spin_lock_irqsave(&mux_spin_lock, flags); pull_orig = omap_readl(cfg->pull_reg); mask = 1 << cfg->pull_bit; @@ -121,6 +119,7 @@ omap_cfg_reg(const reg_cfg_t reg_cfg) } omap_writel(pull, cfg->pull_reg); + spin_unlock_irqrestore(&mux_spin_lock, flags); } if (warn) { @@ -149,8 +148,6 @@ omap_cfg_reg(const reg_cfg_t reg_cfg) } #endif - spin_unlock_irqrestore(&mux_spin_lock, flags); - #ifdef CONFIG_OMAP_MUX_ERRORS return warn ? -ETXTBSY : 0; #else diff --git a/arch/arm/mach-omap/ocpi.c b/arch/arm/plat-omap/ocpi.c similarity index 97% rename from arch/arm/mach-omap/ocpi.c rename to arch/arm/plat-omap/ocpi.c index c9ced134a75d6934a80a843ee4fd7a1b5b81123f..2ede2ee8cae420ecf4b5a24593e572058c942929 100644 --- a/arch/arm/mach-omap/ocpi.c +++ b/arch/arm/plat-omap/ocpi.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/ocpi.c + * linux/arch/arm/plat-omap/ocpi.c * * Minimal OCP bus support for omap16xx * @@ -25,7 +25,6 @@ #include #include -#include #include #include #include diff --git a/arch/arm/mach-omap/pm.c b/arch/arm/plat-omap/pm.c similarity index 99% rename from arch/arm/mach-omap/pm.c rename to arch/arm/plat-omap/pm.c index 6b03ccdc1e926a127ace7f7bcdfbc29ac2cd8534..e6536b16c385b16aabc3a46303a00d668b482239 100644 --- a/arch/arm/mach-omap/pm.c +++ b/arch/arm/plat-omap/pm.c @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/pm.c + * linux/arch/arm/plat-omap/pm.c * * OMAP Power Management Routines * diff --git a/arch/arm/mach-omap/sleep.S b/arch/arm/plat-omap/sleep.S similarity index 99% rename from arch/arm/mach-omap/sleep.S rename to arch/arm/plat-omap/sleep.S index 4d426d10582895b7dd95b54efc8c4c203b621b7e..279490ce772b16bc9e47cd20718fe8e10ffc69ce 100644 --- a/arch/arm/mach-omap/sleep.S +++ b/arch/arm/plat-omap/sleep.S @@ -1,5 +1,5 @@ /* - * linux/arch/arm/mach-omap/sleep.S + * linux/arch/arm/plat-omap/sleep.S * * Low-level OMAP1510/1610 sleep/wakeUp support * diff --git a/arch/arm/mach-omap/usb.c b/arch/arm/plat-omap/usb.c similarity index 99% rename from arch/arm/mach-omap/usb.c rename to arch/arm/plat-omap/usb.c index fd483ff9f8fe3c54a66faf419fc9c067a8424f2f..25bc4a8dd763d8c7f7e10c8fa8fb6ef6baf3fa9d 100644 --- a/arch/arm/mach-omap/usb.c +++ b/arch/arm/plat-omap/usb.c @@ -1,5 +1,5 @@ /* - * arch/arm/mach-omap/usb.c -- platform level USB initialization + * arch/arm/plat-omap/usb.c -- platform level USB initialization * * Copyright (C) 2004 Texas Instruments, Inc. * @@ -326,7 +326,7 @@ static u64 ohci_dmamask = ~(u32)0; static struct resource ohci_resources[] = { { .start = OMAP_OHCI_BASE, - .end = OMAP_OHCI_BASE + 4096, + .end = OMAP_OHCI_BASE + 4096 - 1, .flags = IORESOURCE_MEM, }, { diff --git a/arch/arm26/Kconfig b/arch/arm26/Kconfig index dc0c1936969bc6ea673fac4691ddec209749b8d5..1f0373267306c20738862141b4dc8f5bd3173bb0 100644 --- a/arch/arm26/Kconfig +++ b/arch/arm26/Kconfig @@ -183,6 +183,8 @@ source "mm/Kconfig" endmenu +source "net/Kconfig" + source "drivers/base/Kconfig" source "drivers/parport/Kconfig" @@ -193,7 +195,7 @@ source "drivers/block/Kconfig" source "drivers/md/Kconfig" -source "net/Kconfig" +source "drivers/net/Kconfig" source "drivers/ide/Kconfig" diff --git a/arch/cris/Kconfig b/arch/cris/Kconfig index f848e37614912a87064b9915260a125d6357babd..e5979d68e3524d595f6a108fd122d30020f9b660 100644 --- a/arch/cris/Kconfig +++ b/arch/cris/Kconfig @@ -122,6 +122,8 @@ source arch/cris/arch-v10/Kconfig endmenu +source "net/Kconfig" + # bring in ETRAX built-in drivers menu "Drivers for built-in interfaces" source arch/cris/arch-v10/drivers/Kconfig @@ -149,7 +151,7 @@ source "drivers/ieee1394/Kconfig" source "drivers/message/i2o/Kconfig" -source "net/Kconfig" +source "drivers/net/Kconfig" source "drivers/isdn/Kconfig" diff --git a/arch/frv/Kconfig b/arch/frv/Kconfig index c93f95146cc28330f86ea3f658c82de4c3f77ac0..ec85c0d6c6da48677fca66e507e1dc52d64118f0 100644 --- a/arch/frv/Kconfig +++ b/arch/frv/Kconfig @@ -346,6 +346,8 @@ source "fs/Kconfig.binfmt" endmenu +source "net/Kconfig" + source "drivers/Kconfig" source "fs/Kconfig" diff --git a/arch/frv/defconfig b/arch/frv/defconfig new file mode 100644 index 0000000000000000000000000000000000000000..b6e4ca5efb59ea691d8380bfd83e633a34d8914d --- /dev/null +++ b/arch/frv/defconfig @@ -0,0 +1,627 @@ +# +# Automatically generated make config: don't edit +# Linux kernel version: 2.6.11.8 +# Fri May 13 17:16:03 2005 +# +CONFIG_FRV=y +CONFIG_UID16=y +CONFIG_RWSEM_GENERIC_SPINLOCK=y +CONFIG_GENERIC_FIND_NEXT_BIT=y +# CONFIG_GENERIC_CALIBRATE_DELAY is not set +# CONFIG_GENERIC_HARDIRQS is not set + +# +# Code maturity level options +# +CONFIG_EXPERIMENTAL=y +CONFIG_CLEAN_COMPILE=y +CONFIG_BROKEN_ON_SMP=y +CONFIG_INIT_ENV_ARG_LIMIT=32 + +# +# General setup +# +CONFIG_LOCALVERSION="" +CONFIG_SWAP=y +CONFIG_SYSVIPC=y +CONFIG_POSIX_MQUEUE=y +# CONFIG_BSD_PROCESS_ACCT is not set +CONFIG_SYSCTL=y +# CONFIG_AUDIT is not set +# CONFIG_HOTPLUG is not set +# CONFIG_KOBJECT_UEVENT is not set +# CONFIG_IKCONFIG is not set +CONFIG_EMBEDDED=y +CONFIG_KALLSYMS=y +# CONFIG_KALLSYMS_ALL is not set +# CONFIG_KALLSYMS_EXTRA_PASS is not set +CONFIG_PRINTK=y +CONFIG_BUG=y +CONFIG_BASE_FULL=y +CONFIG_FUTEX=y +CONFIG_EPOLL=y +# CONFIG_CC_OPTIMIZE_FOR_SIZE is not set +CONFIG_SHMEM=y +CONFIG_CC_ALIGN_FUNCTIONS=0 +CONFIG_CC_ALIGN_LABELS=0 +CONFIG_CC_ALIGN_LOOPS=0 +CONFIG_CC_ALIGN_JUMPS=0 +# CONFIG_TINY_SHMEM is not set +CONFIG_BASE_SMALL=0 + +# +# Loadable module support +# +# CONFIG_MODULES is not set + +# +# Fujitsu FR-V system setup +# +CONFIG_MMU=y +CONFIG_FRV_OUTOFLINE_ATOMIC_OPS=y +CONFIG_HIGHMEM=y +CONFIG_HIGHPTE=y +CONFIG_SELECT_MEMORY_MODEL=y +CONFIG_FLATMEM_MANUAL=y +# CONFIG_DISCONTIGMEM_MANUAL is not set +# CONFIG_SPARSEMEM_MANUAL is not set +CONFIG_FLATMEM=y +CONFIG_FLAT_NODE_MEM_MAP=y +# CONFIG_FRV_DEFL_CACHE_WBACK is not set +# CONFIG_FRV_DEFL_CACHE_WBEHIND is not set +CONFIG_FRV_DEFL_CACHE_WTHRU=y +# CONFIG_FRV_DEFL_CACHE_DISABLED is not set + +# +# CPU core support +# +CONFIG_CPU_FR451=y +CONFIG_CPU_FR451_COMPILE=y +CONFIG_FRV_L1_CACHE_SHIFT=5 +CONFIG_MB93091_VDK=y +# CONFIG_MB93093_PDK is not set +CONFIG_MB93090_MB00=y +# CONFIG_MB93091_NO_MB is not set +# CONFIG_GPREL_DATA_8 is not set +CONFIG_GPREL_DATA_4=y +# CONFIG_GPREL_DATA_NONE is not set +CONFIG_PCI=y +# CONFIG_PCI_LEGACY_PROC is not set +# CONFIG_PCI_NAMES is not set +# CONFIG_PCI_DEBUG is not set +# CONFIG_PCMCIA is not set + +# +# Power management options +# +# CONFIG_PM is not set + +# +# Executable formats +# +# CONFIG_BINFMT_ELF is not set +CONFIG_BINFMT_ELF_FDPIC=y +# CONFIG_BINFMT_MISC is not set + +# +# Device Drivers +# + +# +# Generic Driver Options +# +# CONFIG_STANDALONE is not set +# CONFIG_PREVENT_FIRMWARE_BUILD is not set +# CONFIG_FW_LOADER is not set +# CONFIG_DEBUG_DRIVER is not set + +# +# Connector - unified userspace <-> kernelspace linker +# +# CONFIG_CONNECTOR is not set +# CONFIG_FORK_CONNECTOR is not set + +# +# Memory Technology Devices (MTD) +# +# CONFIG_MTD is not set + +# +# Parallel port support +# +# CONFIG_PARPORT is not set + +# +# Plug and Play support +# + +# +# Block devices +# +# CONFIG_BLK_DEV_FD is not set +# CONFIG_BLK_CPQ_DA is not set +# CONFIG_BLK_CPQ_CISS_DA is not set +# CONFIG_BLK_DEV_DAC960 is not set +# CONFIG_BLK_DEV_UMEM is not set +# CONFIG_BLK_DEV_COW_COMMON is not set +# CONFIG_BLK_DEV_LOOP is not set +# CONFIG_BLK_DEV_NBD is not set +# CONFIG_BLK_DEV_SX8 is not set +# CONFIG_BLK_DEV_RAM is not set +CONFIG_BLK_DEV_RAM_COUNT=16 +CONFIG_INITRAMFS_SOURCE="" +# CONFIG_CDROM_PKTCDVD is not set + +# +# IO Schedulers +# +CONFIG_IOSCHED_NOOP=y +CONFIG_IOSCHED_AS=y +CONFIG_IOSCHED_DEADLINE=y +CONFIG_IOSCHED_CFQ=y +# CONFIG_ATA_OVER_ETH is not set + +# +# ATA/ATAPI/MFM/RLL support +# +# CONFIG_IDE is not set + +# +# SCSI device support +# +# CONFIG_SCSI is not set + +# +# Multi-device support (RAID and LVM) +# +# CONFIG_MD is not set + +# +# Fusion MPT device support +# +# CONFIG_FUSION is not set + +# +# IEEE 1394 (FireWire) support +# +# CONFIG_IEEE1394 is not set + +# +# I2O device support +# +# CONFIG_I2O is not set + +# +# Networking support +# +CONFIG_NET=y + +# +# Networking options +# +CONFIG_PACKET=y +# CONFIG_PACKET_MMAP is not set +CONFIG_UNIX=y +# CONFIG_NET_KEY is not set +CONFIG_INET=y +# CONFIG_IP_MULTICAST is not set +# CONFIG_IP_ADVANCED_ROUTER is not set +CONFIG_IP_PNP=y +# CONFIG_IP_PNP_DHCP is not set +# CONFIG_IP_PNP_BOOTP is not set +# CONFIG_IP_PNP_RARP is not set +# CONFIG_NET_IPIP is not set +# CONFIG_NET_IPGRE is not set +# CONFIG_ARPD is not set +# CONFIG_SYN_COOKIES is not set +# CONFIG_INET_AH is not set +# CONFIG_INET_ESP is not set +# CONFIG_INET_IPCOMP is not set +# CONFIG_INET_TUNNEL is not set +# CONFIG_IP_TCPDIAG is not set +# CONFIG_IP_TCPDIAG_IPV6 is not set +# CONFIG_IPV6 is not set +# CONFIG_NETFILTER is not set + +# +# SCTP Configuration (EXPERIMENTAL) +# +# CONFIG_IP_SCTP is not set +# CONFIG_ATM is not set +# CONFIG_BRIDGE is not set +# CONFIG_VLAN_8021Q is not set +# CONFIG_DECNET is not set +# CONFIG_LLC2 is not set +# CONFIG_IPX is not set +# CONFIG_ATALK is not set +# CONFIG_X25 is not set +# CONFIG_LAPB is not set +# CONFIG_NET_DIVERT is not set +# CONFIG_ECONET is not set +# CONFIG_WAN_ROUTER is not set + +# +# QoS and/or fair queueing +# +# CONFIG_NET_SCHED is not set +# CONFIG_NET_CLS_ROUTE is not set + +# +# Network testing +# +# CONFIG_NET_PKTGEN is not set +# CONFIG_KGDBOE is not set +# CONFIG_NETPOLL is not set +# CONFIG_NETPOLL_RX is not set +# CONFIG_NETPOLL_TRAP is not set +# CONFIG_NET_POLL_CONTROLLER is not set +# CONFIG_HAMRADIO is not set +# CONFIG_IRDA is not set +# CONFIG_BT is not set +# CONFIG_IEEE80211 is not set +CONFIG_NETDEVICES=y +# CONFIG_DUMMY is not set +# CONFIG_BONDING is not set +# CONFIG_EQUALIZER is not set +# CONFIG_TUN is not set + +# +# ARCnet devices +# +# CONFIG_ARCNET is not set + +# +# Ethernet (10 or 100Mbit) +# +CONFIG_NET_ETHERNET=y +CONFIG_MII=y +# CONFIG_HAPPYMEAL is not set +# CONFIG_SUNGEM is not set +# CONFIG_NET_VENDOR_3COM is not set + +# +# Tulip family network device support +# +# CONFIG_NET_TULIP is not set +# CONFIG_HP100 is not set +CONFIG_NET_PCI=y +# CONFIG_PCNET32 is not set +# CONFIG_AMD8111_ETH is not set +# CONFIG_ADAPTEC_STARFIRE is not set +# CONFIG_B44 is not set +# CONFIG_FORCEDETH is not set +# CONFIG_DGRS is not set +# CONFIG_EEPRO100 is not set +# CONFIG_E100 is not set +# CONFIG_FEALNX is not set +# CONFIG_NATSEMI is not set +CONFIG_NE2K_PCI=y +# CONFIG_8139CP is not set +# CONFIG_8139TOO is not set +# CONFIG_SIS900 is not set +# CONFIG_EPIC100 is not set +# CONFIG_SUNDANCE is not set +# CONFIG_TLAN is not set +# CONFIG_VIA_RHINE is not set + +# +# Ethernet (1000 Mbit) +# +# CONFIG_ACENIC is not set +# CONFIG_DL2K is not set +# CONFIG_E1000 is not set +# CONFIG_NS83820 is not set +# CONFIG_HAMACHI is not set +# CONFIG_YELLOWFIN is not set +# CONFIG_R8169 is not set +# CONFIG_SKGE is not set +# CONFIG_SK98LIN is not set +# CONFIG_VIA_VELOCITY is not set +# CONFIG_TIGON3 is not set + +# +# Ethernet (10000 Mbit) +# +# CONFIG_CHELSIO_T1 is not set +# CONFIG_IXGB is not set +# CONFIG_S2IO is not set + +# +# Token Ring devices +# +# CONFIG_TR is not set + +# +# Wireless LAN (non-hamradio) +# +# CONFIG_NET_RADIO is not set + +# +# Wan interfaces +# +# CONFIG_WAN is not set +# CONFIG_FDDI is not set +# CONFIG_HIPPI is not set +# CONFIG_PPP is not set +# CONFIG_SLIP is not set +# CONFIG_SHAPER is not set +# CONFIG_NETCONSOLE is not set + +# +# ISDN subsystem +# +# CONFIG_ISDN is not set + +# +# Telephony Support +# +# CONFIG_PHONE is not set + +# +# Input device support +# +# CONFIG_INPUT is not set + +# +# Hardware I/O ports +# +# CONFIG_SERIO is not set +# CONFIG_GAMEPORT is not set + +# +# Character devices +# +# CONFIG_VT is not set +# CONFIG_SERIAL_NONSTANDARD is not set + +# +# Serial drivers +# +CONFIG_SERIAL_8250=y +CONFIG_SERIAL_8250_CONSOLE=y +CONFIG_SERIAL_8250_NR_UARTS=1 +CONFIG_SERIAL_8250_EXTENDED=y +# CONFIG_SERIAL_8250_MANY_PORTS is not set +CONFIG_SERIAL_8250_SHARE_IRQ=y +# CONFIG_SERIAL_8250_DETECT_IRQ is not set +# CONFIG_SERIAL_8250_MULTIPORT is not set +# CONFIG_SERIAL_8250_RSA is not set + +# +# Non-8250 serial port support +# +CONFIG_SERIAL_CORE=y +CONFIG_SERIAL_CORE_CONSOLE=y +# CONFIG_SERIAL_JSM is not set +CONFIG_UNIX98_PTYS=y +# CONFIG_LEGACY_PTYS is not set + +# +# IPMI +# +# CONFIG_IPMI_HANDLER is not set + +# +# Watchdog Cards +# +# CONFIG_WATCHDOG is not set +# CONFIG_RTC is not set +# CONFIG_GEN_RTC is not set +# CONFIG_DTLK is not set +# CONFIG_R3964 is not set +# CONFIG_APPLICOM is not set + +# +# Ftape, the floppy tape device driver +# +# CONFIG_DRM is not set +# CONFIG_RAW_DRIVER is not set + +# +# TPM devices +# +# CONFIG_TCG_TPM is not set + +# +# I2C support +# +# CONFIG_I2C is not set + +# +# Dallas's 1-wire bus +# +# CONFIG_W1 is not set + +# +# Misc devices +# + +# +# Multimedia devices +# +# CONFIG_VIDEO_DEV is not set + +# +# Digital Video Broadcasting Devices +# +# CONFIG_DVB is not set + +# +# Graphics support +# +# CONFIG_FB is not set + +# +# Sound +# +# CONFIG_SOUND is not set + +# +# USB support +# +CONFIG_USB_ARCH_HAS_HCD=y +CONFIG_USB_ARCH_HAS_OHCI=y +# CONFIG_USB is not set + +# +# USB Gadget Support +# +# CONFIG_USB_GADGET is not set + +# +# MMC/SD Card support +# +# CONFIG_MMC is not set + +# +# InfiniBand support +# +# CONFIG_INFINIBAND is not set + +# +# File systems +# +# CONFIG_EXT2_FS is not set +# CONFIG_EXT3_FS is not set +# CONFIG_JBD is not set +# CONFIG_REISER4_FS is not set +# CONFIG_REISERFS_FS is not set +# CONFIG_JFS_FS is not set + +# +# XFS support +# +# CONFIG_XFS_FS is not set +# CONFIG_MINIX_FS is not set +# CONFIG_ROMFS_FS is not set +CONFIG_INOTIFY=y +# CONFIG_QUOTA is not set +CONFIG_DNOTIFY=y +# CONFIG_AUTOFS_FS is not set +# CONFIG_AUTOFS4_FS is not set + +# +# Caches +# +# CONFIG_FSCACHE is not set +# CONFIG_FUSE_FS is not set + +# +# CD-ROM/DVD Filesystems +# +# CONFIG_ISO9660_FS is not set +# CONFIG_UDF_FS is not set + +# +# DOS/FAT/NT Filesystems +# +# CONFIG_MSDOS_FS is not set +# CONFIG_VFAT_FS is not set +# CONFIG_NTFS_FS is not set + +# +# Pseudo filesystems +# +CONFIG_PROC_FS=y +# CONFIG_PROC_KCORE is not set +CONFIG_SYSFS=y +# CONFIG_DEVFS_FS is not set +# CONFIG_DEVPTS_FS_XATTR is not set +CONFIG_TMPFS=y +# CONFIG_TMPFS_XATTR is not set +# CONFIG_HUGETLB_PAGE is not set +CONFIG_RAMFS=y +# CONFIG_RELAYFS_FS is not set + +# +# Miscellaneous filesystems +# +# CONFIG_ADFS_FS is not set +# CONFIG_AFFS_FS is not set +# CONFIG_HFS_FS is not set +# CONFIG_HFSPLUS_FS is not set +# CONFIG_BEFS_FS is not set +# CONFIG_BFS_FS is not set +# CONFIG_EFS_FS is not set +# CONFIG_CRAMFS is not set +# CONFIG_VXFS_FS is not set +# CONFIG_HPFS_FS is not set +# CONFIG_QNX4FS_FS is not set +# CONFIG_SYSV_FS is not set +# CONFIG_UFS_FS is not set + +# +# Network File Systems +# +CONFIG_NFS_FS=y +# CONFIG_NFS_V3 is not set +# CONFIG_NFS_V4 is not set +# CONFIG_NFS_DIRECTIO is not set +# CONFIG_NFSD is not set +CONFIG_ROOT_NFS=y +CONFIG_LOCKD=y +CONFIG_NFS_COMMON=y +CONFIG_SUNRPC=y +# CONFIG_RPCSEC_GSS_KRB5 is not set +# CONFIG_RPCSEC_GSS_SPKM3 is not set +# CONFIG_SMB_FS is not set +# CONFIG_CIFS is not set +# CONFIG_NCP_FS is not set +# CONFIG_CODA_FS is not set +# CONFIG_AFS_FS is not set + +# +# Partition Types +# +# CONFIG_PARTITION_ADVANCED is not set +CONFIG_MSDOS_PARTITION=y + +# +# Native Language Support +# +# CONFIG_NLS is not set + +# +# Kernel hacking +# +# CONFIG_PRINTK_TIME is not set +CONFIG_DEBUG_KERNEL=y +# CONFIG_MAGIC_SYSRQ is not set +CONFIG_LOG_BUF_SHIFT=14 +CONFIG_DETECT_SOFTLOCKUP=y +# CONFIG_SCHEDSTATS is not set +# CONFIG_DEBUG_SLAB is not set +# CONFIG_DEBUG_SPINLOCK is not set +# CONFIG_DEBUG_SPINLOCK_SLEEP is not set +# CONFIG_DEBUG_KOBJECT is not set +# CONFIG_DEBUG_HIGHMEM is not set +# CONFIG_DEBUG_BUGVERBOSE is not set +# CONFIG_DEBUG_INFO is not set +# CONFIG_DEBUG_FS is not set +# CONFIG_FRAME_POINTER is not set +# CONFIG_EARLY_PRINTK is not set +CONFIG_DEBUG_STACKOVERFLOW=y +# CONFIG_DEBUG_PAGEALLOC is not set +# CONFIG_GDBSTUB is not set + +# +# Security options +# +# CONFIG_KEYS is not set +# CONFIG_SECURITY is not set + +# +# Cryptographic options +# +# CONFIG_CRYPTO is not set + +# +# Hardware crypto devices +# + +# +# Library routines +# +# CONFIG_CRC_CCITT is not set +CONFIG_CRC32=y +# CONFIG_LIBCRC32C is not set diff --git a/arch/frv/mb93090-mb00/pci-irq.c b/arch/frv/mb93090-mb00/pci-irq.c index 24622d89b1ca4d01c6257943eea7e9a877c22708..af981bda015cb719db418a71410236c45871f42d 100644 --- a/arch/frv/mb93090-mb00/pci-irq.c +++ b/arch/frv/mb93090-mb00/pci-irq.c @@ -60,7 +60,7 @@ void __init pcibios_fixup_irqs(void) } } -void __init pcibios_penalize_isa_irq(int irq) +void __init pcibios_penalize_isa_irq(int irq, int active) { } diff --git a/arch/h8300/Kconfig b/arch/h8300/Kconfig index 62a89e812e3e381e72e366470eda08c128ab97c4..26698a49f1535883d01a4a6031db7d08aeda284c 100644 --- a/arch/h8300/Kconfig +++ b/arch/h8300/Kconfig @@ -55,6 +55,8 @@ source "fs/Kconfig.binfmt" endmenu +source "net/Kconfig" + source "drivers/base/Kconfig" source "drivers/mtd/Kconfig" @@ -65,7 +67,7 @@ source "drivers/ide/Kconfig" source "arch/h8300/Kconfig.ide" -source "net/Kconfig" +source "drivers/net/Kconfig" # # input - input/joystick depends on it. As does USB. @@ -179,6 +181,8 @@ source "drivers/serial/Kconfig" source "drivers/i2c/Kconfig" +source "drivers/hwmon/Kconfig" + source "drivers/usb/Kconfig" endmenu diff --git a/arch/i386/Kconfig b/arch/i386/Kconfig index 6c02336fe2e4489b89a74632404cf8f5aec07b71..a801d9d486064f9e1c631cc117ae4e81624ce1dd 100644 --- a/arch/i386/Kconfig +++ b/arch/i386/Kconfig @@ -1285,6 +1285,8 @@ source "fs/Kconfig.binfmt" endmenu +source "net/Kconfig" + source "drivers/Kconfig" source "fs/Kconfig" diff --git a/arch/i386/kernel/acpi/Makefile b/arch/i386/kernel/acpi/Makefile index ee75cb286cfe0ed6384b79b187b4c815bdfaea1d..5e291a20c03d1c583bdfa0e20852e7a242280a97 100644 --- a/arch/i386/kernel/acpi/Makefile +++ b/arch/i386/kernel/acpi/Makefile @@ -2,3 +2,7 @@ obj-$(CONFIG_ACPI_BOOT) := boot.o obj-$(CONFIG_X86_IO_APIC) += earlyquirk.o obj-$(CONFIG_ACPI_SLEEP) += sleep.o wakeup.o +ifneq ($(CONFIG_ACPI_PROCESSOR),) +obj-y += cstate.o +endif + diff --git a/arch/i386/kernel/acpi/cstate.c b/arch/i386/kernel/acpi/cstate.c new file mode 100644 index 0000000000000000000000000000000000000000..4c3036ba65dfeee76f85730e39222d1d10410974 --- /dev/null +++ b/arch/i386/kernel/acpi/cstate.c @@ -0,0 +1,103 @@ +/* + * arch/i386/kernel/acpi/cstate.c + * + * Copyright (C) 2005 Intel Corporation + * Venkatesh Pallipadi + * - Added _PDC for SMP C-states on Intel CPUs + */ + +#include +#include +#include +#include + +#include +#include + +static void acpi_processor_power_init_intel_pdc(struct acpi_processor_power + *pow) +{ + struct acpi_object_list *obj_list; + union acpi_object *obj; + u32 *buf; + + /* allocate and initialize pdc. It will be used later. */ + obj_list = kmalloc(sizeof(struct acpi_object_list), GFP_KERNEL); + if (!obj_list) { + printk(KERN_ERR "Memory allocation error\n"); + return; + } + + obj = kmalloc(sizeof(union acpi_object), GFP_KERNEL); + if (!obj) { + printk(KERN_ERR "Memory allocation error\n"); + kfree(obj_list); + return; + } + + buf = kmalloc(12, GFP_KERNEL); + if (!buf) { + printk(KERN_ERR "Memory allocation error\n"); + kfree(obj); + kfree(obj_list); + return; + } + + buf[0] = ACPI_PDC_REVISION_ID; + buf[1] = 1; + buf[2] = ACPI_PDC_C_CAPABILITY_SMP; + + obj->type = ACPI_TYPE_BUFFER; + obj->buffer.length = 12; + obj->buffer.pointer = (u8 *) buf; + obj_list->count = 1; + obj_list->pointer = obj; + pow->pdc = obj_list; + + return; +} + +/* Initialize _PDC data based on the CPU vendor */ +void acpi_processor_power_init_pdc(struct acpi_processor_power *pow, + unsigned int cpu) +{ + struct cpuinfo_x86 *c = cpu_data + cpu; + + pow->pdc = NULL; + if (c->x86_vendor == X86_VENDOR_INTEL) + acpi_processor_power_init_intel_pdc(pow); + + return; +} + +EXPORT_SYMBOL(acpi_processor_power_init_pdc); + +/* + * Initialize bm_flags based on the CPU cache properties + * On SMP it depends on cache configuration + * - When cache is not shared among all CPUs, we flush cache + * before entering C3. + * - When cache is shared among all CPUs, we use bm_check + * mechanism as in UP case + * + * This routine is called only after all the CPUs are online + */ +void acpi_processor_power_init_bm_check(struct acpi_processor_flags *flags, + unsigned int cpu) +{ + struct cpuinfo_x86 *c = cpu_data + cpu; + + flags->bm_check = 0; + if (num_online_cpus() == 1) + flags->bm_check = 1; + else if (c->x86_vendor == X86_VENDOR_INTEL) { + /* + * Today all CPUs that support C3 share cache. + * TBD: This needs to look at cache shared map, once + * multi-core detection patch makes to the base. + */ + flags->bm_check = 1; + } +} + +EXPORT_SYMBOL(acpi_processor_power_init_bm_check); diff --git a/arch/i386/kernel/acpi/wakeup.S b/arch/i386/kernel/acpi/wakeup.S index 39d32484f6f58d9db03f6bfee79ca3f3c87c3fab..44d886c745ecc26063d88fed02a6d4929461337f 100644 --- a/arch/i386/kernel/acpi/wakeup.S +++ b/arch/i386/kernel/acpi/wakeup.S @@ -74,8 +74,9 @@ wakeup_code: movw %ax,%fs movw $0x0e00 + 'i', %fs:(0x12) - # need a gdt - lgdt real_save_gdt - wakeup_code + # need a gdt -- use lgdtl to force 32-bit operands, in case + # the GDT is located past 16 megabytes. + lgdtl real_save_gdt - wakeup_code movl real_save_cr0 - wakeup_code, %eax movl %eax, %cr0 diff --git a/arch/i386/kernel/cpu/common.c b/arch/i386/kernel/cpu/common.c index 2203a9d2021251a59776109064d10d558b898574..4553ffd94b1f9f2a645e75ba6982e80c40543cd0 100644 --- a/arch/i386/kernel/cpu/common.c +++ b/arch/i386/kernel/cpu/common.c @@ -435,6 +435,11 @@ void __devinit identify_cpu(struct cpuinfo_x86 *c) if (c == &boot_cpu_data) sysenter_setup(); enable_sep_cpu(); + + if (c == &boot_cpu_data) + mtrr_bp_init(); + else + mtrr_ap_init(); } #ifdef CONFIG_X86_HT diff --git a/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c b/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c index 1a49adb1f4a68c41798583c4232d480f6a523376..e86ea486c31135fd989e93a82627ae457ad0bafc 100644 --- a/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c +++ b/arch/i386/kernel/cpu/cpufreq/gx-suspmod.c @@ -190,7 +190,7 @@ static __init struct pci_dev *gx_detect_chipset(void) /* detect which companion chip is used */ while ((gx_pci = pci_get_device(PCI_ANY_ID, PCI_ANY_ID, gx_pci)) != NULL) { - if ((pci_match_device (gx_chipset_tbl, gx_pci)) != NULL) { + if ((pci_match_id(gx_chipset_tbl, gx_pci)) != NULL) { return gx_pci; } } diff --git a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c index 7dcbf70fc16f52afaaf355aa1f4f1c7aae0ca1d5..327a55d4d1c67b878f885f08cf353d06d816a057 100644 --- a/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c +++ b/arch/i386/kernel/cpu/cpufreq/speedstep-centrino.c @@ -375,7 +375,7 @@ static int centrino_cpu_init_acpi(struct cpufreq_policy *policy) arg0.buffer.pointer = (u8 *) arg0_buf; arg0_buf[0] = ACPI_PDC_REVISION_ID; arg0_buf[1] = 1; - arg0_buf[2] = ACPI_PDC_EST_CAPABILITY_SMP | ACPI_PDC_EST_CAPABILITY_MSR; + arg0_buf[2] = ACPI_PDC_EST_CAPABILITY_SMP_MSR; p.pdc = &arg_list; diff --git a/arch/i386/kernel/cpu/intel.c b/arch/i386/kernel/cpu/intel.c index 96a75d0458350c67a4dc1f57d4414a5ffe227790..a2c33c1a46c5c9a620c3d33c5372ead800120a44 100644 --- a/arch/i386/kernel/cpu/intel.c +++ b/arch/i386/kernel/cpu/intel.c @@ -25,7 +25,7 @@ extern int trap_init_f00f_bug(void); /* * Alignment at which movsl is preferred for bulk memory copies. */ -struct movsl_mask movsl_mask; +struct movsl_mask movsl_mask __read_mostly; #endif void __devinit early_intel_workaround(struct cpuinfo_x86 *c) diff --git a/arch/i386/kernel/cpu/mtrr/generic.c b/arch/i386/kernel/cpu/mtrr/generic.c index 64d91f73a0a46210db764b885de72fe5d65378c9..169ac8e0db689e069cc5b02b044458c1142468b7 100644 --- a/arch/i386/kernel/cpu/mtrr/generic.c +++ b/arch/i386/kernel/cpu/mtrr/generic.c @@ -67,13 +67,6 @@ void __init get_mtrr_state(void) mtrr_state.enabled = (lo & 0xc00) >> 10; } -/* Free resources associated with a struct mtrr_state */ -void __init finalize_mtrr_state(void) -{ - kfree(mtrr_state.var_ranges); - mtrr_state.var_ranges = NULL; -} - /* Some BIOS's are fucked and don't set all MTRRs the same! */ void __init mtrr_state_warn(void) { @@ -334,6 +327,9 @@ static void generic_set_mtrr(unsigned int reg, unsigned long base, */ { unsigned long flags; + struct mtrr_var_range *vr; + + vr = &mtrr_state.var_ranges[reg]; local_irq_save(flags); prepare_set(); @@ -342,11 +338,15 @@ static void generic_set_mtrr(unsigned int reg, unsigned long base, /* The invalid bit is kept in the mask, so we simply clear the relevant mask register to disable a range. */ mtrr_wrmsr(MTRRphysMask_MSR(reg), 0, 0); + memset(vr, 0, sizeof(struct mtrr_var_range)); } else { - mtrr_wrmsr(MTRRphysBase_MSR(reg), base << PAGE_SHIFT | type, - (base & size_and_mask) >> (32 - PAGE_SHIFT)); - mtrr_wrmsr(MTRRphysMask_MSR(reg), -size << PAGE_SHIFT | 0x800, - (-size & size_and_mask) >> (32 - PAGE_SHIFT)); + vr->base_lo = base << PAGE_SHIFT | type; + vr->base_hi = (base & size_and_mask) >> (32 - PAGE_SHIFT); + vr->mask_lo = -size << PAGE_SHIFT | 0x800; + vr->mask_hi = (-size & size_and_mask) >> (32 - PAGE_SHIFT); + + mtrr_wrmsr(MTRRphysBase_MSR(reg), vr->base_lo, vr->base_hi); + mtrr_wrmsr(MTRRphysMask_MSR(reg), vr->mask_lo, vr->mask_hi); } post_set(); diff --git a/arch/i386/kernel/cpu/mtrr/main.c b/arch/i386/kernel/cpu/mtrr/main.c index d66b09e0c820e149f5f94d94078b943fb83b09c4..764cac64e21191310d198e3bd590564e6939d76f 100644 --- a/arch/i386/kernel/cpu/mtrr/main.c +++ b/arch/i386/kernel/cpu/mtrr/main.c @@ -332,6 +332,8 @@ int mtrr_add_page(unsigned long base, unsigned long size, error = -EINVAL; + /* No CPU hotplug when we change MTRR entries */ + lock_cpu_hotplug(); /* Search for existing MTRR */ down(&main_lock); for (i = 0; i < num_var_ranges; ++i) { @@ -372,6 +374,7 @@ int mtrr_add_page(unsigned long base, unsigned long size, error = i; out: up(&main_lock); + unlock_cpu_hotplug(); return error; } @@ -461,6 +464,8 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) return -ENXIO; max = num_var_ranges; + /* No CPU hotplug when we change MTRR entries */ + lock_cpu_hotplug(); down(&main_lock); if (reg < 0) { /* Search for existing MTRR */ @@ -501,6 +506,7 @@ int mtrr_del_page(int reg, unsigned long base, unsigned long size) error = reg; out: up(&main_lock); + unlock_cpu_hotplug(); return error; } /** @@ -544,21 +550,9 @@ static void __init init_ifs(void) centaur_init_mtrr(); } -static void __init init_other_cpus(void) -{ - if (use_intel()) - get_mtrr_state(); - - /* bring up the other processors */ - set_mtrr(~0U,0,0,0); - - if (use_intel()) { - finalize_mtrr_state(); - mtrr_state_warn(); - } -} - - +/* The suspend/resume methods are only for CPU without MTRR. CPU using generic + * MTRR driver doesn't require this + */ struct mtrr_value { mtrr_type ltype; unsigned long lbase; @@ -611,13 +605,13 @@ static struct sysdev_driver mtrr_sysdev_driver = { /** - * mtrr_init - initialize mtrrs on the boot CPU + * mtrr_bp_init - initialize mtrrs on the boot CPU * * This needs to be called early; before any of the other CPUs are * initialized (i.e. before smp_init()). * */ -static int __init mtrr_init(void) +void __init mtrr_bp_init(void) { init_ifs(); @@ -674,12 +668,48 @@ static int __init mtrr_init(void) if (mtrr_if) { set_num_var_ranges(); init_table(); - init_other_cpus(); - - return sysdev_driver_register(&cpu_sysdev_class, - &mtrr_sysdev_driver); + if (use_intel()) + get_mtrr_state(); } - return -ENXIO; } -subsys_initcall(mtrr_init); +void mtrr_ap_init(void) +{ + unsigned long flags; + + if (!mtrr_if || !use_intel()) + return; + /* + * Ideally we should hold main_lock here to avoid mtrr entries changed, + * but this routine will be called in cpu boot time, holding the lock + * breaks it. This routine is called in two cases: 1.very earily time + * of software resume, when there absolutely isn't mtrr entry changes; + * 2.cpu hotadd time. We let mtrr_add/del_page hold cpuhotplug lock to + * prevent mtrr entry changes + */ + local_irq_save(flags); + + mtrr_if->set_all(); + + local_irq_restore(flags); +} + +static int __init mtrr_init_finialize(void) +{ + if (!mtrr_if) + return 0; + if (use_intel()) + mtrr_state_warn(); + else { + /* The CPUs haven't MTRR and seemes not support SMP. They have + * specific drivers, we use a tricky method to support + * suspend/resume for them. + * TBD: is there any system with such CPU which supports + * suspend/resume? if no, we should remove the code. + */ + sysdev_driver_register(&cpu_sysdev_class, + &mtrr_sysdev_driver); + } + return 0; +} +subsys_initcall(mtrr_init_finialize); diff --git a/arch/i386/kernel/cpu/mtrr/mtrr.h b/arch/i386/kernel/cpu/mtrr/mtrr.h index de1351245599e5e5a62ddeba47674fc84f6e1283..99c9f2682041fad9faafa11a6b63d87b319df9f4 100644 --- a/arch/i386/kernel/cpu/mtrr/mtrr.h +++ b/arch/i386/kernel/cpu/mtrr/mtrr.h @@ -91,7 +91,6 @@ extern struct mtrr_ops * mtrr_if; extern unsigned int num_var_ranges; -void finalize_mtrr_state(void); void mtrr_state_warn(void); char *mtrr_attrib_to_str(int x); void mtrr_wrmsr(unsigned, unsigned, unsigned); diff --git a/arch/i386/kernel/kprobes.c b/arch/i386/kernel/kprobes.c index fc8b1752176189b7c12d367af9eb78efd323dff7..a6d8c45961d3ccb33503f38535802d3a7e022afc 100644 --- a/arch/i386/kernel/kprobes.c +++ b/arch/i386/kernel/kprobes.c @@ -537,7 +537,7 @@ static struct kprobe trampoline_p = { .pre_handler = trampoline_probe_handler }; -int __init arch_init(void) +int __init arch_init_kprobes(void) { return register_kprobe(&trampoline_p); } diff --git a/arch/i386/kernel/smpboot.c b/arch/i386/kernel/smpboot.c index d66bf489a2e90782044a09e2562fb84d06d893a0..8ac8e9fd5614fa10237dc58fa6620d52cff8e5e3 100644 --- a/arch/i386/kernel/smpboot.c +++ b/arch/i386/kernel/smpboot.c @@ -68,21 +68,21 @@ EXPORT_SYMBOL(smp_num_siblings); #endif /* Package ID of each logical CPU */ -int phys_proc_id[NR_CPUS] = {[0 ... NR_CPUS-1] = BAD_APICID}; +int phys_proc_id[NR_CPUS] __read_mostly = {[0 ... NR_CPUS-1] = BAD_APICID}; EXPORT_SYMBOL(phys_proc_id); /* Core ID of each logical CPU */ -int cpu_core_id[NR_CPUS] = {[0 ... NR_CPUS-1] = BAD_APICID}; +int cpu_core_id[NR_CPUS] __read_mostly = {[0 ... NR_CPUS-1] = BAD_APICID}; EXPORT_SYMBOL(cpu_core_id); -cpumask_t cpu_sibling_map[NR_CPUS]; +cpumask_t cpu_sibling_map[NR_CPUS] __read_mostly; EXPORT_SYMBOL(cpu_sibling_map); -cpumask_t cpu_core_map[NR_CPUS]; +cpumask_t cpu_core_map[NR_CPUS] __read_mostly; EXPORT_SYMBOL(cpu_core_map); /* bitmap of online cpus */ -cpumask_t cpu_online_map; +cpumask_t cpu_online_map __read_mostly; EXPORT_SYMBOL(cpu_online_map); cpumask_t cpu_callin_map; @@ -100,7 +100,7 @@ static int __devinitdata tsc_sync_disabled; struct cpuinfo_x86 cpu_data[NR_CPUS] __cacheline_aligned; EXPORT_SYMBOL(cpu_data); -u8 x86_cpu_to_apicid[NR_CPUS] = +u8 x86_cpu_to_apicid[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = 0xff }; EXPORT_SYMBOL(x86_cpu_to_apicid); @@ -550,10 +550,10 @@ extern struct { #ifdef CONFIG_NUMA /* which logical CPUs are on which nodes */ -cpumask_t node_2_cpu_mask[MAX_NUMNODES] = +cpumask_t node_2_cpu_mask[MAX_NUMNODES] __read_mostly = { [0 ... MAX_NUMNODES-1] = CPU_MASK_NONE }; /* which node each logical CPU is on */ -int cpu_2_node[NR_CPUS] = { [0 ... NR_CPUS-1] = 0 }; +int cpu_2_node[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = 0 }; EXPORT_SYMBOL(cpu_2_node); /* set up a mapping between cpu and node. */ @@ -581,7 +581,7 @@ static inline void unmap_cpu_to_node(int cpu) #endif /* CONFIG_NUMA */ -u8 cpu_2_logical_apicid[NR_CPUS] = { [0 ... NR_CPUS-1] = BAD_APICID }; +u8 cpu_2_logical_apicid[NR_CPUS] __read_mostly = { [0 ... NR_CPUS-1] = BAD_APICID }; static void map_cpu_to_logical_apicid(void) { diff --git a/arch/i386/kernel/syscall_table.S b/arch/i386/kernel/syscall_table.S index 3db9a04aec6ed3a96f34eeeffcd21c27242cbfef..468500a7e8949a100fc56dfa187a2ffdb603bef9 100644 --- a/arch/i386/kernel/syscall_table.S +++ b/arch/i386/kernel/syscall_table.S @@ -291,3 +291,6 @@ ENTRY(sys_call_table) .long sys_keyctl .long sys_ioprio_set .long sys_ioprio_get /* 290 */ + .long sys_inotify_init + .long sys_inotify_add_watch + .long sys_inotify_rm_watch diff --git a/arch/i386/kernel/time.c b/arch/i386/kernel/time.c index 2854c357377f18c8d98447e296dd63e3d877fb21..0ee9dee8af06280c85ba403208cacc237da08b43 100644 --- a/arch/i386/kernel/time.c +++ b/arch/i386/kernel/time.c @@ -91,7 +91,7 @@ EXPORT_SYMBOL(rtc_lock); DEFINE_SPINLOCK(i8253_lock); EXPORT_SYMBOL(i8253_lock); -struct timer_opts *cur_timer = &timer_none; +struct timer_opts *cur_timer __read_mostly = &timer_none; /* * This is a special lock that is owned by the CPU and holds the index diff --git a/arch/i386/kernel/timers/timer_hpet.c b/arch/i386/kernel/timers/timer_hpet.c index d766e0963ac13599db7707368ba833b331bcafeb..ef8dac5dd33b103bbc5f8c6f5c9b7ce52bfe4582 100644 --- a/arch/i386/kernel/timers/timer_hpet.c +++ b/arch/i386/kernel/timers/timer_hpet.c @@ -18,7 +18,7 @@ #include "mach_timer.h" #include -static unsigned long hpet_usec_quotient; /* convert hpet clks to usec */ +static unsigned long __read_mostly hpet_usec_quotient; /* convert hpet clks to usec */ static unsigned long tsc_hpet_quotient; /* convert tsc to hpet clks */ static unsigned long hpet_last; /* hpet counter value at last tick*/ static unsigned long last_tsc_low; /* lsb 32 bits of Time Stamp Counter */ @@ -180,7 +180,7 @@ static int __init init_hpet(char* override) /************************************************************/ /* tsc timer_opts struct */ -static struct timer_opts timer_hpet = { +static struct timer_opts timer_hpet __read_mostly = { .name = "hpet", .mark_offset = mark_offset_hpet, .get_offset = get_offset_hpet, diff --git a/arch/i386/kernel/vmlinux.lds.S b/arch/i386/kernel/vmlinux.lds.S index 7e01a528a83a168f86214907103d7bbe1f2e964d..761972f8cb6c86dadf1ed297d2ea12a6ae234977 100644 --- a/arch/i386/kernel/vmlinux.lds.S +++ b/arch/i386/kernel/vmlinux.lds.S @@ -57,6 +57,9 @@ SECTIONS *(.data.cacheline_aligned) } + /* rarely changed data like cpu maps */ + . = ALIGN(32); + .data.read_mostly : AT(ADDR(.data.read_mostly) - LOAD_OFFSET) { *(.data.read_mostly) } _edata = .; /* End of data section */ . = ALIGN(THREAD_SIZE); /* init_task */ diff --git a/arch/i386/mach-voyager/voyager_basic.c b/arch/i386/mach-voyager/voyager_basic.c index 3e439ce5e1b22e47daa3f6285977d2958222299a..8680080a6a8916a713d267b6b772a835e1ed8d17 100644 --- a/arch/i386/mach-voyager/voyager_basic.c +++ b/arch/i386/mach-voyager/voyager_basic.c @@ -36,6 +36,7 @@ * Power off function, if any */ void (*pm_power_off)(void); +EXPORT_SYMBOL(pm_power_off); int voyager_level = 0; diff --git a/arch/i386/mach-voyager/voyager_smp.c b/arch/i386/mach-voyager/voyager_smp.c index 8c8527593da0a36452041443a8340d1ef7572b8c..0e1f4208b07ce46ecc8d883dc3f2121fb07f5c92 100644 --- a/arch/i386/mach-voyager/voyager_smp.c +++ b/arch/i386/mach-voyager/voyager_smp.c @@ -10,6 +10,7 @@ * the voyager hal to provide the functionality */ #include +#include #include #include #include @@ -40,6 +41,7 @@ static unsigned long cpu_irq_affinity[NR_CPUS] __cacheline_aligned = { [0 ... NR /* per CPU data structure (for /proc/cpuinfo et al), visible externally * indexed physically */ struct cpuinfo_x86 cpu_data[NR_CPUS] __cacheline_aligned; +EXPORT_SYMBOL(cpu_data); /* physical ID of the CPU used to boot the system */ unsigned char boot_cpu_id; @@ -72,6 +74,7 @@ static volatile unsigned long smp_invalidate_needed; /* Bitmask of currently online CPUs - used by setup.c for /proc/cpuinfo, visible externally but still physical */ cpumask_t cpu_online_map = CPU_MASK_NONE; +EXPORT_SYMBOL(cpu_online_map); /* Bitmask of CPUs present in the system - exported by i386_syms.c, used * by scheduler but indexed physically */ @@ -238,6 +241,7 @@ static cpumask_t smp_commenced_mask = CPU_MASK_NONE; /* This is for the new dynamic CPU boot code */ cpumask_t cpu_callin_map = CPU_MASK_NONE; cpumask_t cpu_callout_map = CPU_MASK_NONE; +EXPORT_SYMBOL(cpu_callout_map); /* The per processor IRQ masks (these are usually kept in sync) */ static __u16 vic_irq_mask[NR_CPUS] __cacheline_aligned; @@ -978,6 +982,7 @@ void flush_tlb_page(struct vm_area_struct * vma, unsigned long va) preempt_enable(); } +EXPORT_SYMBOL(flush_tlb_page); /* enable the requested IRQs */ static void @@ -1109,6 +1114,7 @@ smp_call_function (void (*func) (void *info), void *info, int retry, return 0; } +EXPORT_SYMBOL(smp_call_function); /* Sorry about the name. In an APIC based system, the APICs * themselves are programmed to send a timer interrupt. This is used diff --git a/arch/i386/mm/ioremap.c b/arch/i386/mm/ioremap.c index 6b25afc933b605b0f515372d900cdc272ffc2e71..f379b8d675585eac6e6884887fc1a1a9b5230624 100644 --- a/arch/i386/mm/ioremap.c +++ b/arch/i386/mm/ioremap.c @@ -228,7 +228,8 @@ EXPORT_SYMBOL(ioremap_nocache); void iounmap(volatile void __iomem *addr) { struct vm_struct *p; - if ((void __force *) addr <= high_memory) + + if ((void __force *)addr <= high_memory) return; /* @@ -241,9 +242,10 @@ void iounmap(volatile void __iomem *addr) return; write_lock(&vmlist_lock); - p = __remove_vm_area((void *) (PAGE_MASK & (unsigned long __force) addr)); + p = __remove_vm_area((void *)(PAGE_MASK & (unsigned long __force)addr)); if (!p) { printk(KERN_WARNING "iounmap: bad address %p\n", addr); + dump_stack(); goto out_unlock; } diff --git a/arch/i386/pci/common.c b/arch/i386/pci/common.c index 87325263cd4fbcdeb29994e69e96550b39981621..70bcd53451f68873a9bfaa14a07ecf6142ea94f9 100644 --- a/arch/i386/pci/common.c +++ b/arch/i386/pci/common.c @@ -165,6 +165,7 @@ static int __init pcibios_init(void) if ((pci_probe & PCI_BIOS_SORT) && !(pci_probe & PCI_NO_SORT)) pcibios_sort(); #endif + pci_assign_unassigned_resources(); return 0; } diff --git a/arch/i386/pci/i386.c b/arch/i386/pci/i386.c index c205ea7e233bcd2fb3873d6d3626270f1a030b05..93a364c82150cddbe8886f8fc35d026120ae0e75 100644 --- a/arch/i386/pci/i386.c +++ b/arch/i386/pci/i386.c @@ -106,11 +106,16 @@ static void __init pcibios_allocate_bus_resources(struct list_head *bus_list) if ((dev = bus->self)) { for (idx = PCI_BRIDGE_RESOURCES; idx < PCI_NUM_RESOURCES; idx++) { r = &dev->resource[idx]; - if (!r->start) + if (!r->flags) continue; pr = pci_find_parent_resource(dev, r); - if (!pr || request_resource(pr, r) < 0) + if (!r->start || !pr || request_resource(pr, r) < 0) { printk(KERN_ERR "PCI: Cannot allocate resource region %d of bridge %s\n", idx, pci_name(dev)); + /* Something is wrong with the region. + Invalidate the resource to prevent child + resource allocations in this range. */ + r->flags = 0; + } } } pcibios_allocate_bus_resources(&bus->children); @@ -227,7 +232,7 @@ int pcibios_enable_resources(struct pci_dev *dev, int mask) pci_read_config_word(dev, PCI_COMMAND, &cmd); old_cmd = cmd; - for(idx=0; idx<6; idx++) { + for(idx = 0; idx < PCI_NUM_RESOURCES; idx++) { /* Only set up the requested stuff */ if (!(mask & (1<irq = assign_irq_vector(AUTO_ASSIGN); + if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); + dev->irq = rc; /* * attach the interrupt in the simulator, this does enable interrupts diff --git a/arch/ia64/hp/sim/simserial.c b/arch/ia64/hp/sim/simserial.c index 7a8ae0f4b3876f0c888752e2959ccd1e36e23cb1..7dcb8582ae0d6c0b5cc8384485034585899b7a57 100644 --- a/arch/ia64/hp/sim/simserial.c +++ b/arch/ia64/hp/sim/simserial.c @@ -982,7 +982,7 @@ static struct tty_operations hp_ops = { static int __init simrs_init (void) { - int i; + int i, rc; struct serial_state *state; if (!ia64_platform_is("hpsim")) @@ -1017,7 +1017,10 @@ simrs_init (void) if (state->type == PORT_UNKNOWN) continue; if (!state->irq) { - state->irq = assign_irq_vector(AUTO_ASSIGN); + if ((rc = assign_irq_vector(AUTO_ASSIGN)) < 0) + panic("%s: out of interrupt vectors!\n", + __FUNCTION__); + state->irq = rc; ia64_ssc_connect_irq(KEYBOARD_INTR, state->irq); } diff --git a/arch/ia64/kernel/Makefile b/arch/ia64/kernel/Makefile index b2e2f6509eb0c4510d13fd5a31928fe598f3b341..e1fb68ddec26328f5ea7f19ce099628fea81b664 100644 --- a/arch/ia64/kernel/Makefile +++ b/arch/ia64/kernel/Makefile @@ -17,6 +17,7 @@ obj-$(CONFIG_IA64_PALINFO) += palinfo.o obj-$(CONFIG_IOSAPIC) += iosapic.o obj-$(CONFIG_MODULES) += module.o obj-$(CONFIG_SMP) += smp.o smpboot.o domain.o +obj-$(CONFIG_NUMA) += numa.o obj-$(CONFIG_PERFMON) += perfmon_default_smpl.o obj-$(CONFIG_IA64_CYCLONE) += cyclone.o obj-$(CONFIG_IA64_MCA_RECOVERY) += mca_recovery.o diff --git a/arch/ia64/kernel/acpi.c b/arch/ia64/kernel/acpi.c index cda06f88c66eb9ae28c79973f4882deda9545205..9609f243e5d05d2591393a66e1a542cb6058ecbc 100644 --- a/arch/ia64/kernel/acpi.c +++ b/arch/ia64/kernel/acpi.c @@ -11,6 +11,7 @@ * Copyright (C) 2001 Jenna Hall * Copyright (C) 2001 Takayoshi Kochi * Copyright (C) 2002 Erich Focht + * Copyright (C) 2004 Ashok Raj * * ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ * @@ -67,6 +68,11 @@ EXPORT_SYMBOL(pm_power_off); unsigned char acpi_kbd_controller_present = 1; unsigned char acpi_legacy_devices; +static unsigned int __initdata acpi_madt_rev; + +unsigned int acpi_cpei_override; +unsigned int acpi_cpei_phys_cpuid; + #define MAX_SAPICS 256 u16 ia64_acpiid_to_sapicid[MAX_SAPICS] = { [0 ... MAX_SAPICS - 1] = -1 }; @@ -265,10 +271,56 @@ acpi_parse_plat_int_src ( (plintsrc->flags.trigger == 1) ? IOSAPIC_EDGE : IOSAPIC_LEVEL); platform_intr_list[plintsrc->type] = vector; + if (acpi_madt_rev > 1) { + acpi_cpei_override = plintsrc->plint_flags.cpei_override_flag; + } + + /* + * Save the physical id, so we can check when its being removed + */ + acpi_cpei_phys_cpuid = ((plintsrc->id << 8) | (plintsrc->eid)) & 0xffff; + return 0; } +unsigned int can_cpei_retarget(void) +{ + extern int cpe_vector; + + /* + * Only if CPEI is supported and the override flag + * is present, otherwise return that its re-targettable + * if we are in polling mode. + */ + if (cpe_vector > 0 && !acpi_cpei_override) + return 0; + else + return 1; +} + +unsigned int is_cpu_cpei_target(unsigned int cpu) +{ + unsigned int logical_id; + + logical_id = cpu_logical_id(acpi_cpei_phys_cpuid); + + if (logical_id == cpu) + return 1; + else + return 0; +} + +void set_cpei_target_cpu(unsigned int cpu) +{ + acpi_cpei_phys_cpuid = cpu_physical_id(cpu); +} + +unsigned int get_cpei_target_cpu(void) +{ + return acpi_cpei_phys_cpuid; +} + static int __init acpi_parse_int_src_ovr ( acpi_table_entry_header *header, const unsigned long end) @@ -326,6 +378,8 @@ acpi_parse_madt (unsigned long phys_addr, unsigned long size) acpi_madt = (struct acpi_table_madt *) __va(phys_addr); + acpi_madt_rev = acpi_madt->header.revision; + /* remember the value for reference after free_initmem() */ #ifdef CONFIG_ITANIUM has_8259 = 1; /* Firmware on old Itanium systems is broken */ @@ -640,8 +694,10 @@ acpi_boot_init (void) if (smp_boot_data.cpu_phys_id[cpu] != hard_smp_processor_id()) node_cpuid[i++].phys_id = smp_boot_data.cpu_phys_id[cpu]; } - build_cpu_to_node_map(); # endif +#endif +#ifdef CONFIG_ACPI_NUMA + build_cpu_to_node_map(); #endif /* Make boot-up look pretty */ printk(KERN_INFO "%d CPUs available, %d CPUs total\n", available_cpus, total_cpus); diff --git a/arch/ia64/kernel/entry.S b/arch/ia64/kernel/entry.S index 69f88d561d629c1a37ae7491a9229726d5398e3b..bb9a506deb78df4268a09dcb2211ca6d6c2e412b 100644 --- a/arch/ia64/kernel/entry.S +++ b/arch/ia64/kernel/entry.S @@ -1249,7 +1249,7 @@ ENTRY(sys_rt_sigreturn) stf.spill [r17]=f11 adds out0=16,sp // out0 = &sigscratch br.call.sptk.many rp=ia64_rt_sigreturn -.ret19: .restore sp 0 +.ret19: .restore sp,0 adds sp=16,sp ;; ld8 r9=[sp] // load new ar.unat diff --git a/arch/ia64/kernel/iosapic.c b/arch/ia64/kernel/iosapic.c index c170be095ccdcd56ea16aa0b3cfd087c949a26df..7936b62f7a2e323a0f1d5d4ee4c46a2894bf5682 100644 --- a/arch/ia64/kernel/iosapic.c +++ b/arch/ia64/kernel/iosapic.c @@ -489,8 +489,6 @@ static int iosapic_find_sharable_vector (unsigned long trigger, unsigned long po } } } - if (vector < 0) - panic("%s: out of interrupt vectors!\n", __FUNCTION__); return vector; } @@ -506,6 +504,8 @@ iosapic_reassign_vector (int vector) if (!list_empty(&iosapic_intr_info[vector].rtes)) { new_vector = assign_irq_vector(AUTO_ASSIGN); + if (new_vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); printk(KERN_INFO "Reassigning vector %d to %d\n", vector, new_vector); memcpy(&iosapic_intr_info[new_vector], &iosapic_intr_info[vector], sizeof(struct iosapic_intr_info)); @@ -734,9 +734,12 @@ again: spin_unlock_irqrestore(&iosapic_lock, flags); /* If vector is running out, we try to find a sharable vector */ - vector = assign_irq_vector_nopanic(AUTO_ASSIGN); - if (vector < 0) + vector = assign_irq_vector(AUTO_ASSIGN); + if (vector < 0) { vector = iosapic_find_sharable_vector(trigger, polarity); + if (vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); + } spin_lock_irqsave(&irq_descp(vector)->lock, flags); spin_lock(&iosapic_lock); @@ -884,6 +887,8 @@ iosapic_register_platform_intr (u32 int_type, unsigned int gsi, break; case ACPI_INTERRUPT_INIT: vector = assign_irq_vector(AUTO_ASSIGN); + if (vector < 0) + panic("%s: out of interrupt vectors!\n", __FUNCTION__); delivery = IOSAPIC_INIT; break; case ACPI_INTERRUPT_CPEI: diff --git a/arch/ia64/kernel/irq_ia64.c b/arch/ia64/kernel/irq_ia64.c index 4fe60c7a2e9069e5220a46de3aa9d3d340071a2f..6c4d59fd03641dbd6ec0543f0f00095e844b7a6b 100644 --- a/arch/ia64/kernel/irq_ia64.c +++ b/arch/ia64/kernel/irq_ia64.c @@ -63,30 +63,19 @@ EXPORT_SYMBOL(isa_irq_to_vector_map); static unsigned long ia64_vector_mask[BITS_TO_LONGS(IA64_NUM_DEVICE_VECTORS)]; int -assign_irq_vector_nopanic (int irq) +assign_irq_vector (int irq) { int pos, vector; again: pos = find_first_zero_bit(ia64_vector_mask, IA64_NUM_DEVICE_VECTORS); vector = IA64_FIRST_DEVICE_VECTOR + pos; if (vector > IA64_LAST_DEVICE_VECTOR) - return -1; + return -ENOSPC; if (test_and_set_bit(pos, ia64_vector_mask)) goto again; return vector; } -int -assign_irq_vector (int irq) -{ - int vector = assign_irq_vector_nopanic(irq); - - if (vector < 0) - panic("assign_irq_vector: out of interrupt vectors!"); - - return vector; -} - void free_irq_vector (int vector) { diff --git a/arch/ia64/kernel/kprobes.c b/arch/ia64/kernel/kprobes.c index 3aa3167edbec218241d4b167593728ad99542efd..884f5cd27d8a656856a46342f616d4a198ec25c6 100644 --- a/arch/ia64/kernel/kprobes.c +++ b/arch/ia64/kernel/kprobes.c @@ -713,7 +713,7 @@ static struct kprobe trampoline_p = { .pre_handler = trampoline_probe_handler }; -int __init arch_init(void) +int __init arch_init_kprobes(void) { trampoline_p.addr = (kprobe_opcode_t *)((struct fnptr *)kretprobe_trampoline)->ip; diff --git a/arch/ia64/kernel/mca.c b/arch/ia64/kernel/mca.c index 736e328b5e612865d1173d84ff054dc21bbbfde9..4ebbf3974381af2b7669c98c198d670c8e460fa7 100644 --- a/arch/ia64/kernel/mca.c +++ b/arch/ia64/kernel/mca.c @@ -271,7 +271,7 @@ ia64_mca_log_sal_error_record(int sal_info_type) #ifdef CONFIG_ACPI -static int cpe_vector = -1; +int cpe_vector = -1; static irqreturn_t ia64_mca_cpe_int_handler (int cpe_irq, void *arg, struct pt_regs *ptregs) diff --git a/arch/ia64/kernel/numa.c b/arch/ia64/kernel/numa.c new file mode 100644 index 0000000000000000000000000000000000000000..a68ce667809270e17ccb8c44f1f1aa4975501bbb --- /dev/null +++ b/arch/ia64/kernel/numa.c @@ -0,0 +1,57 @@ +/* + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + * ia64 kernel NUMA specific stuff + * + * Copyright (C) 2002 Erich Focht + * Copyright (C) 2004 Silicon Graphics, Inc. + * Jesse Barnes + */ +#include +#include +#include +#include +#include + +u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned; +EXPORT_SYMBOL(cpu_to_node_map); + +cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned; + +/** + * build_cpu_to_node_map - setup cpu to node and node to cpumask arrays + * + * Build cpu to node mapping and initialize the per node cpu masks using + * info from the node_cpuid array handed to us by ACPI. + */ +void __init build_cpu_to_node_map(void) +{ + int cpu, i, node; + + for(node=0; node < MAX_NUMNODES; node++) + cpus_clear(node_to_cpu_mask[node]); + + for(cpu = 0; cpu < NR_CPUS; ++cpu) { + node = -1; + for (i = 0; i < NR_CPUS; ++i) + if (cpu_physical_id(cpu) == node_cpuid[i].phys_id) { + node = node_cpuid[i].nid; + break; + } + cpu_to_node_map[cpu] = (node >= 0) ? node : 0; + if (node >= 0) + cpu_set(cpu, node_to_cpu_mask[node]); + } +} diff --git a/arch/ia64/kernel/perfmon.c b/arch/ia64/kernel/perfmon.c index 6407bff6bfd7540cb02322b093b7bf860a7e2321..b8ebb8e427efad319ddecadcee632b9c037eb56a 100644 --- a/arch/ia64/kernel/perfmon.c +++ b/arch/ia64/kernel/perfmon.c @@ -37,7 +37,6 @@ #include #include #include -#include #include #include diff --git a/arch/ia64/kernel/process.c b/arch/ia64/kernel/process.c index 6e35bff05d595bb950f7708eda22f62289a30666..e484910246ad7998d3818b1e6b13a7df91de23de 100644 --- a/arch/ia64/kernel/process.c +++ b/arch/ia64/kernel/process.c @@ -196,6 +196,7 @@ update_pal_halt_status(int status) void default_idle (void) { + local_irq_enable(); while (!need_resched()) if (can_do_pal_halt) safe_halt(); diff --git a/arch/ia64/kernel/setup.c b/arch/ia64/kernel/setup.c index 2693e1522d7cc45184e4b8b2e50819cdd2020cb1..5c7c95737bbf053c1c86127e27f4aa2d94438892 100644 --- a/arch/ia64/kernel/setup.c +++ b/arch/ia64/kernel/setup.c @@ -40,6 +40,8 @@ #include #include #include +#include +#include #include #include @@ -783,6 +785,7 @@ cpu_init (void) /* size of physical stacked register partition plus 8 bytes: */ __get_cpu_var(ia64_phys_stacked_size_p8) = num_phys_stacked*8 + 8; platform_cpu_init(); + pm_idle = default_idle; } void diff --git a/arch/ia64/kernel/signal.c b/arch/ia64/kernel/signal.c index edd9f07860b227a230ab981d1a8691a68bd01a7a..b8a0a7d257a9b3f427561faadb6d98eaf7b4648f 100644 --- a/arch/ia64/kernel/signal.c +++ b/arch/ia64/kernel/signal.c @@ -143,6 +143,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr) __copy_from_user(current->thread.fph, &sc->sc_fr[32], 96*16); psr->mfh = 0; /* drop signal handler's fph contents... */ + preempt_disable(); if (psr->dfh) ia64_drop_fpu(current); else { @@ -150,6 +151,7 @@ restore_sigcontext (struct sigcontext __user *sc, struct sigscratch *scr) __ia64_load_fpu(current->thread.fph); ia64_set_local_fpu_owner(current); } + preempt_enable(); } return err; } diff --git a/arch/ia64/kernel/smpboot.c b/arch/ia64/kernel/smpboot.c index 623b0a54670973039d65b5c4ad38b7488d2314d4..7d72c0d872b312ad4c5e4406dca78cb5e24b616b 100644 --- a/arch/ia64/kernel/smpboot.c +++ b/arch/ia64/kernel/smpboot.c @@ -525,47 +525,6 @@ smp_build_cpu_map (void) } } -#ifdef CONFIG_NUMA - -/* on which node is each logical CPU (one cacheline even for 64 CPUs) */ -u8 cpu_to_node_map[NR_CPUS] __cacheline_aligned; -EXPORT_SYMBOL(cpu_to_node_map); -/* which logical CPUs are on which nodes */ -cpumask_t node_to_cpu_mask[MAX_NUMNODES] __cacheline_aligned; - -/* - * Build cpu to node mapping and initialize the per node cpu masks. - */ -void __init -build_cpu_to_node_map (void) -{ - int cpu, i, node; - - for(node=0; node= 0) ? node : 0; - if (node >= 0) - cpu_set(cpu, node_to_cpu_mask[node]); - } -} - -#endif /* CONFIG_NUMA */ - /* * Cycle through the APs sending Wakeup IPIs to boot each. */ diff --git a/arch/ia64/kernel/topology.c b/arch/ia64/kernel/topology.c index f1aafd4c05f91eb4d451e73dcd54e49f2a35c9a5..d8030f3bd8658810d9a81eda25933e46a2ff31a4 100644 --- a/arch/ia64/kernel/topology.c +++ b/arch/ia64/kernel/topology.c @@ -36,6 +36,13 @@ int arch_register_cpu(int num) parent = &sysfs_nodes[cpu_to_node(num)]; #endif /* CONFIG_NUMA */ + /* + * If CPEI cannot be re-targetted, and this is + * CPEI target, then dont create the control file + */ + if (!can_cpei_retarget() && is_cpu_cpei_target(num)) + sysfs_cpus[num].cpu.no_control = 1; + return register_cpu(&sysfs_cpus[num].cpu, num, parent); } diff --git a/arch/ia64/kernel/traps.c b/arch/ia64/kernel/traps.c index e7e520d90f038831c1daf4ccd13bc763818498fd..4440c8343fa4303df0dbc658954d9d3cebc1ab8d 100644 --- a/arch/ia64/kernel/traps.c +++ b/arch/ia64/kernel/traps.c @@ -90,14 +90,16 @@ die (const char *str, struct pt_regs *regs, long err) .lock_owner_depth = 0 }; static int die_counter; + int cpu = get_cpu(); - if (die.lock_owner != smp_processor_id()) { + if (die.lock_owner != cpu) { console_verbose(); spin_lock_irq(&die.lock); - die.lock_owner = smp_processor_id(); + die.lock_owner = cpu; die.lock_owner_depth = 0; bust_spinlocks(1); } + put_cpu(); if (++die.lock_owner_depth < 3) { printk("%s[%d]: %s %ld [%d]\n", diff --git a/arch/ia64/mm/discontig.c b/arch/ia64/mm/discontig.c index f3fd528ead3b6ceb3d9a22e62e75c06b59707c43..b5c90e54819542691785b8cc64e250a39d93f260 100644 --- a/arch/ia64/mm/discontig.c +++ b/arch/ia64/mm/discontig.c @@ -44,150 +44,7 @@ struct early_node_data { }; static struct early_node_data mem_data[MAX_NUMNODES] __initdata; - -/** - * reassign_cpu_only_nodes - called from find_memory to move CPU-only nodes to a memory node - * - * This function will move nodes with only CPUs (no memory) - * to a node with memory which is at the minimum numa_slit distance. - * Any reassigments will result in the compression of the nodes - * and renumbering the nid values where appropriate. - * The static declarations below are to avoid large stack size which - * makes the code not re-entrant. - */ -static void __init reassign_cpu_only_nodes(void) -{ - struct node_memblk_s *p; - int i, j, k, nnode, nid, cpu, cpunid, pxm; - u8 cslit, slit; - static DECLARE_BITMAP(nodes_with_mem, MAX_NUMNODES) __initdata; - static u8 numa_slit_fix[MAX_NUMNODES * MAX_NUMNODES] __initdata; - static int node_flip[MAX_NUMNODES] __initdata; - static int old_nid_map[NR_CPUS] __initdata; - - for (nnode = 0, p = &node_memblk[0]; p < &node_memblk[num_node_memblks]; p++) - if (!test_bit(p->nid, (void *) nodes_with_mem)) { - set_bit(p->nid, (void *) nodes_with_mem); - nnode++; - } - - /* - * All nids with memory. - */ - if (nnode == num_online_nodes()) - return; - - /* - * Change nids and attempt to migrate CPU-only nodes - * to the best numa_slit (closest neighbor) possible. - * For reassigned CPU nodes a nid can't be arrived at - * until after this loop because the target nid's new - * identity might not have been established yet. So - * new nid values are fabricated above num_online_nodes() and - * mapped back later to their true value. - */ - /* MCD - This code is a bit complicated, but may be unnecessary now. - * We can now handle much more interesting node-numbering. - * The old requirement that 0 <= nid <= numnodes <= MAX_NUMNODES - * and that there be no holes in the numbering 0..numnodes - * has become simply 0 <= nid <= MAX_NUMNODES. - */ - nid = 0; - for_each_online_node(i) { - if (test_bit(i, (void *) nodes_with_mem)) { - /* - * Save original nid value for numa_slit - * fixup and node_cpuid reassignments. - */ - node_flip[nid] = i; - - if (i == nid) { - nid++; - continue; - } - - for (p = &node_memblk[0]; p < &node_memblk[num_node_memblks]; p++) - if (p->nid == i) - p->nid = nid; - - cpunid = nid; - nid++; - } else - cpunid = MAX_NUMNODES; - - for (cpu = 0; cpu < NR_CPUS; cpu++) - if (node_cpuid[cpu].nid == i) { - /* - * For nodes not being reassigned just - * fix the cpu's nid and reverse pxm map - */ - if (cpunid < MAX_NUMNODES) { - pxm = nid_to_pxm_map[i]; - pxm_to_nid_map[pxm] = - node_cpuid[cpu].nid = cpunid; - continue; - } - - /* - * For nodes being reassigned, find best node by - * numa_slit information and then make a temporary - * nid value based on current nid and num_online_nodes(). - */ - slit = 0xff; - k = 2*num_online_nodes(); - for_each_online_node(j) { - if (i == j) - continue; - else if (test_bit(j, (void *) nodes_with_mem)) { - cslit = numa_slit[i * num_online_nodes() + j]; - if (cslit < slit) { - k = num_online_nodes() + j; - slit = cslit; - } - } - } - - /* save old nid map so we can update the pxm */ - old_nid_map[cpu] = node_cpuid[cpu].nid; - node_cpuid[cpu].nid = k; - } - } - - /* - * Fixup temporary nid values for CPU-only nodes. - */ - for (cpu = 0; cpu < NR_CPUS; cpu++) - if (node_cpuid[cpu].nid == (2*num_online_nodes())) { - pxm = nid_to_pxm_map[old_nid_map[cpu]]; - pxm_to_nid_map[pxm] = node_cpuid[cpu].nid = nnode - 1; - } else { - for (i = 0; i < nnode; i++) { - if (node_flip[i] != (node_cpuid[cpu].nid - num_online_nodes())) - continue; - - pxm = nid_to_pxm_map[old_nid_map[cpu]]; - pxm_to_nid_map[pxm] = node_cpuid[cpu].nid = i; - break; - } - } - - /* - * Fix numa_slit by compressing from larger - * nid array to reduced nid array. - */ - for (i = 0; i < nnode; i++) - for (j = 0; j < nnode; j++) - numa_slit_fix[i * nnode + j] = - numa_slit[node_flip[i] * num_online_nodes() + node_flip[j]]; - - memcpy(numa_slit, numa_slit_fix, sizeof (numa_slit)); - - nodes_clear(node_online_map); - for (i = 0; i < nnode; i++) - node_set_online(i); - - return; -} +static nodemask_t memory_less_mask __initdata; /* * To prevent cache aliasing effects, align per-node structures so that they @@ -233,44 +90,101 @@ static int __init build_node_maps(unsigned long start, unsigned long len, } /** - * early_nr_phys_cpus_node - return number of physical cpus on a given node + * early_nr_cpus_node - return number of cpus on a given node * @node: node to check * - * Count the number of physical cpus on @node. These are cpus that actually - * exist. We can't use nr_cpus_node() yet because + * Count the number of cpus on @node. We can't use nr_cpus_node() yet because * acpi_boot_init() (which builds the node_to_cpu_mask array) hasn't been - * called yet. + * called yet. Note that node 0 will also count all non-existent cpus. */ -static int early_nr_phys_cpus_node(int node) +static int __init early_nr_cpus_node(int node) { int cpu, n = 0; for (cpu = 0; cpu < NR_CPUS; cpu++) if (node == node_cpuid[cpu].nid) - if ((cpu == 0) || node_cpuid[cpu].phys_id) - n++; + n++; return n; } +/** + * compute_pernodesize - compute size of pernode data + * @node: the node id. + */ +static unsigned long __init compute_pernodesize(int node) +{ + unsigned long pernodesize = 0, cpus; + + cpus = early_nr_cpus_node(node); + pernodesize += PERCPU_PAGE_SIZE * cpus; + pernodesize += node * L1_CACHE_BYTES; + pernodesize += L1_CACHE_ALIGN(sizeof(pg_data_t)); + pernodesize += L1_CACHE_ALIGN(sizeof(struct ia64_node_data)); + pernodesize = PAGE_ALIGN(pernodesize); + return pernodesize; +} /** - * early_nr_cpus_node - return number of cpus on a given node - * @node: node to check + * per_cpu_node_setup - setup per-cpu areas on each node + * @cpu_data: per-cpu area on this node + * @node: node to setup * - * Count the number of cpus on @node. We can't use nr_cpus_node() yet because - * acpi_boot_init() (which builds the node_to_cpu_mask array) hasn't been - * called yet. Note that node 0 will also count all non-existent cpus. + * Copy the static per-cpu data into the region we just set aside and then + * setup __per_cpu_offset for each CPU on this node. Return a pointer to + * the end of the area. */ -static int early_nr_cpus_node(int node) +static void *per_cpu_node_setup(void *cpu_data, int node) { - int cpu, n = 0; +#ifdef CONFIG_SMP + int cpu; - for (cpu = 0; cpu < NR_CPUS; cpu++) - if (node == node_cpuid[cpu].nid) - n++; + for (cpu = 0; cpu < NR_CPUS; cpu++) { + if (node == node_cpuid[cpu].nid) { + memcpy(__va(cpu_data), __phys_per_cpu_start, + __per_cpu_end - __per_cpu_start); + __per_cpu_offset[cpu] = (char*)__va(cpu_data) - + __per_cpu_start; + cpu_data += PERCPU_PAGE_SIZE; + } + } +#endif + return cpu_data; +} - return n; +/** + * fill_pernode - initialize pernode data. + * @node: the node id. + * @pernode: physical address of pernode data + * @pernodesize: size of the pernode data + */ +static void __init fill_pernode(int node, unsigned long pernode, + unsigned long pernodesize) +{ + void *cpu_data; + int cpus = early_nr_cpus_node(node); + struct bootmem_data *bdp = &mem_data[node].bootmem_data; + + mem_data[node].pernode_addr = pernode; + mem_data[node].pernode_size = pernodesize; + memset(__va(pernode), 0, pernodesize); + + cpu_data = (void *)pernode; + pernode += PERCPU_PAGE_SIZE * cpus; + pernode += node * L1_CACHE_BYTES; + + mem_data[node].pgdat = __va(pernode); + pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); + + mem_data[node].node_data = __va(pernode); + pernode += L1_CACHE_ALIGN(sizeof(struct ia64_node_data)); + + mem_data[node].pgdat->bdata = bdp; + pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); + + cpu_data = per_cpu_node_setup(cpu_data, node); + + return; } /** @@ -304,9 +218,8 @@ static int early_nr_cpus_node(int node) static int __init find_pernode_space(unsigned long start, unsigned long len, int node) { - unsigned long epfn, cpu, cpus, phys_cpus; + unsigned long epfn; unsigned long pernodesize = 0, pernode, pages, mapsize; - void *cpu_data; struct bootmem_data *bdp = &mem_data[node].bootmem_data; epfn = (start + len) >> PAGE_SHIFT; @@ -329,49 +242,12 @@ static int __init find_pernode_space(unsigned long start, unsigned long len, * Calculate total size needed, incl. what's necessary * for good alignment and alias prevention. */ - cpus = early_nr_cpus_node(node); - phys_cpus = early_nr_phys_cpus_node(node); - pernodesize += PERCPU_PAGE_SIZE * cpus; - pernodesize += node * L1_CACHE_BYTES; - pernodesize += L1_CACHE_ALIGN(sizeof(pg_data_t)); - pernodesize += L1_CACHE_ALIGN(sizeof(struct ia64_node_data)); - pernodesize = PAGE_ALIGN(pernodesize); + pernodesize = compute_pernodesize(node); pernode = NODEDATA_ALIGN(start, node); /* Is this range big enough for what we want to store here? */ - if (start + len > (pernode + pernodesize + mapsize)) { - mem_data[node].pernode_addr = pernode; - mem_data[node].pernode_size = pernodesize; - memset(__va(pernode), 0, pernodesize); - - cpu_data = (void *)pernode; - pernode += PERCPU_PAGE_SIZE * cpus; - pernode += node * L1_CACHE_BYTES; - - mem_data[node].pgdat = __va(pernode); - pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); - - mem_data[node].node_data = __va(pernode); - pernode += L1_CACHE_ALIGN(sizeof(struct ia64_node_data)); - - mem_data[node].pgdat->bdata = bdp; - pernode += L1_CACHE_ALIGN(sizeof(pg_data_t)); - - /* - * Copy the static per-cpu data into the region we - * just set aside and then setup __per_cpu_offset - * for each CPU on this node. - */ - for (cpu = 0; cpu < NR_CPUS; cpu++) { - if (node == node_cpuid[cpu].nid) { - memcpy(__va(cpu_data), __phys_per_cpu_start, - __per_cpu_end - __per_cpu_start); - __per_cpu_offset[cpu] = (char*)__va(cpu_data) - - __per_cpu_start; - cpu_data += PERCPU_PAGE_SIZE; - } - } - } + if (start + len > (pernode + pernodesize + mapsize)) + fill_pernode(node, pernode, pernodesize); return 0; } @@ -411,6 +287,9 @@ static void __init reserve_pernode_space(void) for_each_online_node(node) { pg_data_t *pdp = mem_data[node].pgdat; + if (node_isset(node, memory_less_mask)) + continue; + bdp = pdp->bdata; /* First the bootmem_map itself */ @@ -436,8 +315,8 @@ static void __init reserve_pernode_space(void) */ static void __init initialize_pernode_data(void) { - int cpu, node; pg_data_t *pgdat_list[MAX_NUMNODES]; + int cpu, node; for_each_online_node(node) pgdat_list[node] = mem_data[node].pgdat; @@ -447,12 +326,99 @@ static void __init initialize_pernode_data(void) memcpy(mem_data[node].node_data->pg_data_ptrs, pgdat_list, sizeof(pgdat_list)); } - +#ifdef CONFIG_SMP /* Set the node_data pointer for each per-cpu struct */ for (cpu = 0; cpu < NR_CPUS; cpu++) { node = node_cpuid[cpu].nid; per_cpu(cpu_info, cpu).node_data = mem_data[node].node_data; } +#else + { + struct cpuinfo_ia64 *cpu0_cpu_info; + cpu = 0; + node = node_cpuid[cpu].nid; + cpu0_cpu_info = (struct cpuinfo_ia64 *)(__phys_per_cpu_start + + ((char *)&per_cpu__cpu_info - __per_cpu_start)); + cpu0_cpu_info->node_data = mem_data[node].node_data; + } +#endif /* CONFIG_SMP */ +} + +/** + * memory_less_node_alloc - * attempt to allocate memory on the best NUMA slit + * node but fall back to any other node when __alloc_bootmem_node fails + * for best. + * @nid: node id + * @pernodesize: size of this node's pernode data + * @align: alignment to use for this node's pernode data + */ +static void __init *memory_less_node_alloc(int nid, unsigned long pernodesize, + unsigned long align) +{ + void *ptr = NULL; + u8 best = 0xff; + int bestnode = -1, node; + + for_each_online_node(node) { + if (node_isset(node, memory_less_mask)) + continue; + else if (node_distance(nid, node) < best) { + best = node_distance(nid, node); + bestnode = node; + } + } + + ptr = __alloc_bootmem_node(mem_data[bestnode].pgdat, + pernodesize, align, __pa(MAX_DMA_ADDRESS)); + + if (!ptr) + panic("NO memory for memory less node\n"); + return ptr; +} + +/** + * pgdat_insert - insert the pgdat into global pgdat_list + * @pgdat: the pgdat for a node. + */ +static void __init pgdat_insert(pg_data_t *pgdat) +{ + pg_data_t *prev = NULL, *next; + + for_each_pgdat(next) + if (pgdat->node_id < next->node_id) + break; + else + prev = next; + + if (prev) { + prev->pgdat_next = pgdat; + pgdat->pgdat_next = next; + } else { + pgdat->pgdat_next = pgdat_list; + pgdat_list = pgdat; + } + + return; +} + +/** + * memory_less_nodes - allocate and initialize CPU only nodes pernode + * information. + */ +static void __init memory_less_nodes(void) +{ + unsigned long pernodesize; + void *pernode; + int node; + + for_each_node_mask(node, memory_less_mask) { + pernodesize = compute_pernodesize(node); + pernode = memory_less_node_alloc(node, pernodesize, + (node) ? (node * PERCPU_PAGE_SIZE) : (1024*1024)); + fill_pernode(node, __pa(pernode), pernodesize); + } + + return; } /** @@ -472,16 +438,19 @@ void __init find_memory(void) node_set_online(0); } + nodes_or(memory_less_mask, memory_less_mask, node_online_map); min_low_pfn = -1; max_low_pfn = 0; - if (num_online_nodes() > 1) - reassign_cpu_only_nodes(); - /* These actually end up getting called by call_pernode_memory() */ efi_memmap_walk(filter_rsvd_memory, build_node_maps); efi_memmap_walk(filter_rsvd_memory, find_pernode_space); + for_each_online_node(node) + if (mem_data[node].bootmem_data.node_low_pfn) { + node_clear(node, memory_less_mask); + mem_data[node].min_pfn = ~0UL; + } /* * Initialize the boot memory maps in reverse order since that's * what the bootmem allocator expects @@ -492,17 +461,14 @@ void __init find_memory(void) if (!node_online(node)) continue; + else if (node_isset(node, memory_less_mask)) + continue; bdp = &mem_data[node].bootmem_data; pernode = mem_data[node].pernode_addr; pernodesize = mem_data[node].pernode_size; map = pernode + pernodesize; - /* Sanity check... */ - if (!pernode) - panic("pernode space for node %d " - "could not be allocated!", node); - init_bootmem_node(mem_data[node].pgdat, map>>PAGE_SHIFT, bdp->node_boot_start>>PAGE_SHIFT, @@ -512,6 +478,7 @@ void __init find_memory(void) efi_memmap_walk(filter_rsvd_memory, free_node_bootmem); reserve_pernode_space(); + memory_less_nodes(); initialize_pernode_data(); max_pfn = max_low_pfn; @@ -519,6 +486,7 @@ void __init find_memory(void) find_initrd(); } +#ifdef CONFIG_SMP /** * per_cpu_init - setup per-cpu variables * @@ -529,15 +497,15 @@ void *per_cpu_init(void) { int cpu; - if (smp_processor_id() == 0) { - for (cpu = 0; cpu < NR_CPUS; cpu++) { - per_cpu(local_per_cpu_offset, cpu) = - __per_cpu_offset[cpu]; - } - } + if (smp_processor_id() != 0) + return __per_cpu_start + __per_cpu_offset[smp_processor_id()]; + + for (cpu = 0; cpu < NR_CPUS; cpu++) + per_cpu(local_per_cpu_offset, cpu) = __per_cpu_offset[cpu]; return __per_cpu_start + __per_cpu_offset[smp_processor_id()]; } +#endif /* CONFIG_SMP */ /** * show_mem - give short summary of memory stats @@ -680,12 +648,13 @@ void __init paging_init(void) max_dma = virt_to_phys((void *) MAX_DMA_ADDRESS) >> PAGE_SHIFT; - /* so min() will work in count_node_pages */ - for_each_online_node(node) - mem_data[node].min_pfn = ~0UL; - efi_memmap_walk(filter_rsvd_memory, count_node_pages); + vmalloc_end -= PAGE_ALIGN(max_low_pfn * sizeof(struct page)); + vmem_map = (struct page *) vmalloc_end; + efi_memmap_walk(create_mem_map_page_table, NULL); + printk("Virtual mem_map starts at 0x%p\n", vmem_map); + for_each_online_node(node) { memset(zones_size, 0, sizeof(zones_size)); memset(zholes_size, 0, sizeof(zholes_size)); @@ -719,15 +688,6 @@ void __init paging_init(void) mem_data[node].num_dma_physpages); } - if (node == 0) { - vmalloc_end -= - PAGE_ALIGN(max_low_pfn * sizeof(struct page)); - vmem_map = (struct page *) vmalloc_end; - - efi_memmap_walk(create_mem_map_page_table, NULL); - printk("Virtual mem_map starts at 0x%p\n", vmem_map); - } - pfn_offset = mem_data[node].min_pfn; NODE_DATA(node)->node_mem_map = vmem_map + pfn_offset; @@ -735,5 +695,11 @@ void __init paging_init(void) pfn_offset, zholes_size); } + /* + * Make memory less nodes become a member of the known nodes. + */ + for_each_node_mask(node, memory_less_mask) + pgdat_insert(mem_data[node].pgdat); + zero_page_memmap_ptr = virt_to_page(ia64_imva(empty_zero_page)); } diff --git a/arch/ia64/mm/init.c b/arch/ia64/mm/init.c index 4eb2f52b87a16b436007740a56abaf79574d51fa..65f9958db9f03347a2a49c3b69a564c536459529 100644 --- a/arch/ia64/mm/init.c +++ b/arch/ia64/mm/init.c @@ -597,7 +597,8 @@ mem_init (void) kclist_add(&kcore_kernel, _stext, _end - _stext); for_each_pgdat(pgdat) - totalram_pages += free_all_bootmem_node(pgdat); + if (pgdat->bdata->node_bootmem_map) + totalram_pages += free_all_bootmem_node(pgdat); reserved_pages = 0; efi_memmap_walk(count_reserved_pages, &reserved_pages); diff --git a/arch/ia64/sn/include/xtalk/hubdev.h b/arch/ia64/sn/include/xtalk/hubdev.h index 868e7ecae84b7494628c241a26954dcd83fabd48..580a1c0403a73c373c60cf34cc59f985bb5a16f0 100644 --- a/arch/ia64/sn/include/xtalk/hubdev.h +++ b/arch/ia64/sn/include/xtalk/hubdev.h @@ -8,6 +8,8 @@ #ifndef _ASM_IA64_SN_XTALK_HUBDEV_H #define _ASM_IA64_SN_XTALK_HUBDEV_H +#include "xtalk/xwidgetdev.h" + #define HUB_WIDGET_ID_MAX 0xf #define DEV_PER_WIDGET (2*2*8) #define IIO_ITTE_WIDGET_BITS 4 /* size of widget field */ diff --git a/arch/ia64/sn/kernel/io_init.c b/arch/ia64/sn/kernel/io_init.c index 783eb4323847c26f40a27893e9c94c313c898d50..a67f39e448cb47a0d0aec8429bcbabbf0888d0bc 100644 --- a/arch/ia64/sn/kernel/io_init.c +++ b/arch/ia64/sn/kernel/io_init.c @@ -9,21 +9,28 @@ #include #include #include -#include #include -#include -#include -#include "pci/pcibr_provider.h" -#include "xtalk/xwidgetdev.h" #include -#include "xtalk/hubdev.h" #include +#include +#include +#include #include +#include #include +#include "xtalk/hubdev.h" +#include "xtalk/xwidgetdev.h" -char master_baseio_wid; nasid_t master_nasid = INVALID_NASID; /* Partition Master */ +static struct list_head sn_sysdata_list; + +/* sysdata list struct */ +struct sysdata_el { + struct list_head entry; + void *sysdata; +}; + struct slab_info { struct hubdev_info hubdev; }; @@ -137,23 +144,6 @@ sal_get_pcidev_info(u64 segment, u64 bus_number, u64 devfn, u64 pci_dev, return ret_stuff.v0; } -/* - * sn_alloc_pci_sysdata() - This routine allocates a pci controller - * which is expected as the pci_dev and pci_bus sysdata by the Linux - * PCI infrastructure. - */ -static inline struct pci_controller *sn_alloc_pci_sysdata(void) -{ - struct pci_controller *pci_sysdata; - - pci_sysdata = kmalloc(sizeof(*pci_sysdata), GFP_KERNEL); - if (!pci_sysdata) - BUG(); - - memset(pci_sysdata, 0, sizeof(*pci_sysdata)); - return pci_sysdata; -} - /* * sn_fixup_ionodes() - This routine initializes the HUB data strcuture for * each node in the system. @@ -221,22 +211,34 @@ static void sn_fixup_ionodes(void) } +void sn_pci_unfixup_slot(struct pci_dev *dev) +{ + struct pci_dev *host_pci_dev = SN_PCIDEV_INFO(dev)->host_pci_dev; + + sn_irq_unfixup(dev); + pci_dev_put(host_pci_dev); + pci_dev_put(dev); +} + /* * sn_pci_fixup_slot() - This routine sets up a slot's resources * consistent with the Linux PCI abstraction layer. Resources acquired * from our PCI provider include PIO maps to BAR space and interrupt * objects. */ -static void sn_pci_fixup_slot(struct pci_dev *dev) +void sn_pci_fixup_slot(struct pci_dev *dev) { int idx; int segment = 0; - uint64_t size; - struct sn_irq_info *sn_irq_info; - struct pci_dev *host_pci_dev; int status = 0; struct pcibus_bussoft *bs; + struct pci_bus *host_pci_bus; + struct pci_dev *host_pci_dev; + struct sn_irq_info *sn_irq_info; + unsigned long size; + unsigned int bus_no, devfn; + pci_dev_get(dev); /* for the sysdata pointer */ dev->sysdata = kmalloc(sizeof(struct pcidev_info), GFP_KERNEL); if (SN_PCIDEV_INFO(dev) <= 0) BUG(); /* Cannot afford to run out of memory */ @@ -253,7 +255,7 @@ static void sn_pci_fixup_slot(struct pci_dev *dev) (u64) __pa(SN_PCIDEV_INFO(dev)), (u64) __pa(sn_irq_info)); if (status) - BUG(); /* Cannot get platform pci device information information */ + BUG(); /* Cannot get platform pci device information */ /* Copy over PIO Mapped Addresses */ for (idx = 0; idx <= PCI_ROM_RESOURCE; idx++) { @@ -275,15 +277,21 @@ static void sn_pci_fixup_slot(struct pci_dev *dev) dev->resource[idx].parent = &iomem_resource; } - /* set up host bus linkages */ - bs = SN_PCIBUS_BUSSOFT(dev->bus); - host_pci_dev = - pci_find_slot(SN_PCIDEV_INFO(dev)->pdi_slot_host_handle >> 32, - SN_PCIDEV_INFO(dev)-> - pdi_slot_host_handle & 0xffffffff); + /* + * Using the PROMs values for the PCI host bus, get the Linux + * PCI host_pci_dev struct and set up host bus linkages + */ + + bus_no = SN_PCIDEV_INFO(dev)->pdi_slot_host_handle >> 32; + devfn = SN_PCIDEV_INFO(dev)->pdi_slot_host_handle & 0xffffffff; + host_pci_bus = pci_find_bus(pci_domain_nr(dev->bus), bus_no); + host_pci_dev = pci_get_slot(host_pci_bus, devfn); + + SN_PCIDEV_INFO(dev)->host_pci_dev = host_pci_dev; SN_PCIDEV_INFO(dev)->pdi_host_pcidev_info = - SN_PCIDEV_INFO(host_pci_dev); + SN_PCIDEV_INFO(host_pci_dev); SN_PCIDEV_INFO(dev)->pdi_linux_pcidev = dev; + bs = SN_PCIBUS_BUSSOFT(dev->bus); SN_PCIDEV_INFO(dev)->pdi_pcibus_info = bs; if (bs && bs->bs_asic_type < PCIIO_ASIC_MAX_TYPES) { @@ -297,6 +305,9 @@ static void sn_pci_fixup_slot(struct pci_dev *dev) SN_PCIDEV_INFO(dev)->pdi_sn_irq_info = sn_irq_info; dev->irq = SN_PCIDEV_INFO(dev)->pdi_sn_irq_info->irq_irq; sn_irq_fixup(dev, sn_irq_info); + } else { + SN_PCIDEV_INFO(dev)->pdi_sn_irq_info = NULL; + kfree(sn_irq_info); } } @@ -304,55 +315,57 @@ static void sn_pci_fixup_slot(struct pci_dev *dev) * sn_pci_controller_fixup() - This routine sets up a bus's resources * consistent with the Linux PCI abstraction layer. */ -static void sn_pci_controller_fixup(int segment, int busnum) +void sn_pci_controller_fixup(int segment, int busnum, struct pci_bus *bus) { int status = 0; int nasid, cnode; - struct pci_bus *bus; struct pci_controller *controller; struct pcibus_bussoft *prom_bussoft_ptr; struct hubdev_info *hubdev_info; void *provider_soft; struct sn_pcibus_provider *provider; - status = - sal_get_pcibus_info((u64) segment, (u64) busnum, - (u64) ia64_tpa(&prom_bussoft_ptr)); - if (status > 0) { - return; /* bus # does not exist */ - } - + status = sal_get_pcibus_info((u64) segment, (u64) busnum, + (u64) ia64_tpa(&prom_bussoft_ptr)); + if (status > 0) + return; /*bus # does not exist */ prom_bussoft_ptr = __va(prom_bussoft_ptr); - controller = sn_alloc_pci_sysdata(); - /* controller non-zero is BUG'd in sn_alloc_pci_sysdata */ - bus = pci_scan_bus(busnum, &pci_root_ops, controller); + controller = kcalloc(1,sizeof(struct pci_controller), GFP_KERNEL); + if (!controller) + BUG(); + if (bus == NULL) { - return; /* error, or bus already scanned */ + bus = pci_scan_bus(busnum, &pci_root_ops, controller); + if (bus == NULL) + return; /* error, or bus already scanned */ + bus->sysdata = NULL; } + if (bus->sysdata) + goto error_return; /* sysdata already alloc'd */ + /* * Per-provider fixup. Copies the contents from prom to local * area and links SN_PCIBUS_BUSSOFT(). */ - if (prom_bussoft_ptr->bs_asic_type >= PCIIO_ASIC_MAX_TYPES) { + if (prom_bussoft_ptr->bs_asic_type >= PCIIO_ASIC_MAX_TYPES) return; /* unsupported asic type */ - } + + if (prom_bussoft_ptr->bs_asic_type == PCIIO_ASIC_TYPE_PPB) + goto error_return; /* no further fixup necessary */ provider = sn_pci_provider[prom_bussoft_ptr->bs_asic_type]; - if (provider == NULL) { + if (provider == NULL) return; /* no provider registerd for this asic */ - } provider_soft = NULL; - if (provider->bus_fixup) { + if (provider->bus_fixup) provider_soft = (*provider->bus_fixup) (prom_bussoft_ptr); - } - if (provider_soft == NULL) { + if (provider_soft == NULL) return; /* fixup failed or not applicable */ - } /* * Generic bus fixup goes here. Don't reference prom_bussoft_ptr @@ -361,12 +374,47 @@ static void sn_pci_controller_fixup(int segment, int busnum) bus->sysdata = controller; PCI_CONTROLLER(bus)->platform_data = provider_soft; - nasid = NASID_GET(SN_PCIBUS_BUSSOFT(bus)->bs_base); cnode = nasid_to_cnodeid(nasid); hubdev_info = (struct hubdev_info *)(NODEPDA(cnode)->pdinfo); SN_PCIBUS_BUSSOFT(bus)->bs_xwidget_info = &(hubdev_info->hdi_xwidget_info[SN_PCIBUS_BUSSOFT(bus)->bs_xid]); + + return; + +error_return: + + kfree(controller); + return; +} + +void sn_bus_store_sysdata(struct pci_dev *dev) +{ + struct sysdata_el *element; + + element = kcalloc(1, sizeof(struct sysdata_el), GFP_KERNEL); + if (!element) { + dev_dbg(dev, "%s: out of memory!\n", __FUNCTION__); + return; + } + element->sysdata = dev->sysdata; + list_add(&element->entry, &sn_sysdata_list); +} + +void sn_bus_free_sysdata(void) +{ + struct sysdata_el *element; + struct list_head *list; + +sn_sysdata_free_start: + list_for_each(list, &sn_sysdata_list) { + element = list_entry(list, struct sysdata_el, entry); + list_del(&element->entry); + kfree(element->sysdata); + kfree(element); + goto sn_sysdata_free_start; + } + return; } /* @@ -403,20 +451,17 @@ static int __init sn_pci_init(void) */ ia64_max_iommu_merge_mask = ~PAGE_MASK; sn_fixup_ionodes(); - sn_irq = kmalloc(sizeof(struct sn_irq_info *) * NR_IRQS, GFP_KERNEL); - if (sn_irq <= 0) - BUG(); /* Canno afford to run out of memory. */ - memset(sn_irq, 0, sizeof(struct sn_irq_info *) * NR_IRQS); - + sn_irq_lh_init(); + INIT_LIST_HEAD(&sn_sysdata_list); sn_init_cpei_timer(); #ifdef CONFIG_PROC_FS register_sn_procfs(); #endif - for (i = 0; i < PCI_BUSES_TO_SCAN; i++) { - sn_pci_controller_fixup(0, i); - } + /* busses are not known yet ... */ + for (i = 0; i < PCI_BUSES_TO_SCAN; i++) + sn_pci_controller_fixup(0, i, NULL); /* * Generic Linux PCI Layer has created the pci_bus and pci_dev @@ -425,9 +470,8 @@ static int __init sn_pci_init(void) */ while ((pci_dev = - pci_find_device(PCI_ANY_ID, PCI_ANY_ID, pci_dev)) != NULL) { + pci_get_device(PCI_ANY_ID, PCI_ANY_ID, pci_dev)) != NULL) sn_pci_fixup_slot(pci_dev); - } sn_ioif_inited = 1; /* sn I/O infrastructure now initialized */ @@ -469,3 +513,8 @@ cnodeid_get_geoid(cnodeid_t cnode) } subsys_initcall(sn_pci_init); +EXPORT_SYMBOL(sn_pci_fixup_slot); +EXPORT_SYMBOL(sn_pci_unfixup_slot); +EXPORT_SYMBOL(sn_pci_controller_fixup); +EXPORT_SYMBOL(sn_bus_store_sysdata); +EXPORT_SYMBOL(sn_bus_free_sysdata); diff --git a/arch/ia64/sn/kernel/irq.c b/arch/ia64/sn/kernel/irq.c index 0f4e8138658f2cb0ac1ce5757736906f8d7ba0b6..84d276a14ecb178d696d239f0758efaff251ee47 100644 --- a/arch/ia64/sn/kernel/irq.c +++ b/arch/ia64/sn/kernel/irq.c @@ -9,13 +9,13 @@ */ #include -#include +#include #include #include -#include "xtalk/xwidgetdev.h" +#include +#include #include #include -#include "pci/pcibr_provider.h" #include #include @@ -25,7 +25,8 @@ static void unregister_intr_pda(struct sn_irq_info *sn_irq_info); extern int sn_force_interrupt_flag; extern int sn_ioif_inited; -struct sn_irq_info **sn_irq; +static struct list_head **sn_irq_lh; +static spinlock_t sn_irq_info_lock = SPIN_LOCK_UNLOCKED; /* non-IRQ lock */ static inline uint64_t sn_intr_alloc(nasid_t local_nasid, int local_widget, u64 sn_irq_info, @@ -101,7 +102,7 @@ static void sn_end_irq(unsigned int irq) nasid = get_nasid(); event_occurred = HUB_L((uint64_t *) GLOBAL_MMR_ADDR (nasid, SH_EVENT_OCCURRED)); - /* If the UART bit is set here, we may have received an + /* If the UART bit is set here, we may have received an * interrupt from the UART that the driver missed. To * make sure, we IPI ourselves to force us to look again. */ @@ -115,82 +116,84 @@ static void sn_end_irq(unsigned int irq) force_interrupt(irq); } +static void sn_irq_info_free(struct rcu_head *head); + static void sn_set_affinity_irq(unsigned int irq, cpumask_t mask) { - struct sn_irq_info *sn_irq_info = sn_irq[irq]; - struct sn_irq_info *tmp_sn_irq_info; + struct sn_irq_info *sn_irq_info, *sn_irq_info_safe; int cpuid, cpuphys; - nasid_t t_nasid; /* nasid to target */ - int t_slice; /* slice to target */ - - /* allocate a temp sn_irq_info struct to get new target info */ - tmp_sn_irq_info = kmalloc(sizeof(*tmp_sn_irq_info), GFP_KERNEL); - if (!tmp_sn_irq_info) - return; cpuid = first_cpu(mask); cpuphys = cpu_physical_id(cpuid); - t_nasid = cpuid_to_nasid(cpuid); - t_slice = cpuid_to_slice(cpuid); - while (sn_irq_info) { - int status; - int local_widget; - uint64_t bridge = (uint64_t) sn_irq_info->irq_bridge; - nasid_t local_nasid = NASID_GET(bridge); + list_for_each_entry_safe(sn_irq_info, sn_irq_info_safe, + sn_irq_lh[irq], list) { + uint64_t bridge; + int local_widget, status; + nasid_t local_nasid; + struct sn_irq_info *new_irq_info; + + new_irq_info = kmalloc(sizeof(struct sn_irq_info), GFP_ATOMIC); + if (new_irq_info == NULL) + break; + memcpy(new_irq_info, sn_irq_info, sizeof(struct sn_irq_info)); + + bridge = (uint64_t) new_irq_info->irq_bridge; + if (!bridge) { + kfree(new_irq_info); + break; /* irq is not a device interrupt */ + } - if (!bridge) - break; /* irq is not a device interrupt */ + local_nasid = NASID_GET(bridge); if (local_nasid & 1) local_widget = TIO_SWIN_WIDGETNUM(bridge); else local_widget = SWIN_WIDGETNUM(bridge); - /* Free the old PROM sn_irq_info structure */ - sn_intr_free(local_nasid, local_widget, sn_irq_info); + /* Free the old PROM new_irq_info structure */ + sn_intr_free(local_nasid, local_widget, new_irq_info); + /* Update kernels new_irq_info with new target info */ + unregister_intr_pda(new_irq_info); - /* allocate a new PROM sn_irq_info struct */ + /* allocate a new PROM new_irq_info struct */ status = sn_intr_alloc(local_nasid, local_widget, - __pa(tmp_sn_irq_info), irq, t_nasid, - t_slice); - - if (status == 0) { - /* Update kernels sn_irq_info with new target info */ - unregister_intr_pda(sn_irq_info); - sn_irq_info->irq_cpuid = cpuid; - sn_irq_info->irq_nasid = t_nasid; - sn_irq_info->irq_slice = t_slice; - sn_irq_info->irq_xtalkaddr = - tmp_sn_irq_info->irq_xtalkaddr; - sn_irq_info->irq_cookie = tmp_sn_irq_info->irq_cookie; - register_intr_pda(sn_irq_info); - - if (IS_PCI_BRIDGE_ASIC(sn_irq_info->irq_bridge_type)) { - pcibr_change_devices_irq(sn_irq_info); - } + __pa(new_irq_info), irq, + cpuid_to_nasid(cpuid), + cpuid_to_slice(cpuid)); + + /* SAL call failed */ + if (status) { + kfree(new_irq_info); + break; + } + + new_irq_info->irq_cpuid = cpuid; + register_intr_pda(new_irq_info); + + if (IS_PCI_BRIDGE_ASIC(new_irq_info->irq_bridge_type)) + pcibr_change_devices_irq(new_irq_info); - sn_irq_info = sn_irq_info->irq_next; + spin_lock(&sn_irq_info_lock); + list_replace_rcu(&sn_irq_info->list, &new_irq_info->list); + spin_unlock(&sn_irq_info_lock); + call_rcu(&sn_irq_info->rcu, sn_irq_info_free); #ifdef CONFIG_SMP - set_irq_affinity_info((irq & 0xff), cpuphys, 0); + set_irq_affinity_info((irq & 0xff), cpuphys, 0); #endif - } else { - break; /* snp_affinity failed the intr_alloc */ - } } - kfree(tmp_sn_irq_info); } struct hw_interrupt_type irq_type_sn = { - "SN hub", - sn_startup_irq, - sn_shutdown_irq, - sn_enable_irq, - sn_disable_irq, - sn_ack_irq, - sn_end_irq, - sn_set_affinity_irq + .typename = "SN hub", + .startup = sn_startup_irq, + .shutdown = sn_shutdown_irq, + .enable = sn_enable_irq, + .disable = sn_disable_irq, + .ack = sn_ack_irq, + .end = sn_end_irq, + .set_affinity = sn_set_affinity_irq }; unsigned int sn_local_vector_to_irq(u8 vector) @@ -231,19 +234,18 @@ static void unregister_intr_pda(struct sn_irq_info *sn_irq_info) struct sn_irq_info *tmp_irq_info; int i, foundmatch; + rcu_read_lock(); if (pdacpu(cpu)->sn_last_irq == irq) { foundmatch = 0; - for (i = pdacpu(cpu)->sn_last_irq - 1; i; i--) { - tmp_irq_info = sn_irq[i]; - while (tmp_irq_info) { + for (i = pdacpu(cpu)->sn_last_irq - 1; + i && !foundmatch; i--) { + list_for_each_entry_rcu(tmp_irq_info, + sn_irq_lh[i], + list) { if (tmp_irq_info->irq_cpuid == cpu) { - foundmatch++; + foundmatch = 1; break; } - tmp_irq_info = tmp_irq_info->irq_next; - } - if (foundmatch) { - break; } } pdacpu(cpu)->sn_last_irq = i; @@ -251,60 +253,27 @@ static void unregister_intr_pda(struct sn_irq_info *sn_irq_info) if (pdacpu(cpu)->sn_first_irq == irq) { foundmatch = 0; - for (i = pdacpu(cpu)->sn_first_irq + 1; i < NR_IRQS; i++) { - tmp_irq_info = sn_irq[i]; - while (tmp_irq_info) { + for (i = pdacpu(cpu)->sn_first_irq + 1; + i < NR_IRQS && !foundmatch; i++) { + list_for_each_entry_rcu(tmp_irq_info, + sn_irq_lh[i], + list) { if (tmp_irq_info->irq_cpuid == cpu) { - foundmatch++; + foundmatch = 1; break; } - tmp_irq_info = tmp_irq_info->irq_next; - } - if (foundmatch) { - break; } } pdacpu(cpu)->sn_first_irq = ((i == NR_IRQS) ? 0 : i); } + rcu_read_unlock(); } -struct sn_irq_info *sn_irq_alloc(nasid_t local_nasid, int local_widget, int irq, - nasid_t nasid, int slice) +static void sn_irq_info_free(struct rcu_head *head) { struct sn_irq_info *sn_irq_info; - int status; - - sn_irq_info = kmalloc(sizeof(*sn_irq_info), GFP_KERNEL); - if (sn_irq_info == NULL) - return NULL; - - memset(sn_irq_info, 0x0, sizeof(*sn_irq_info)); - - status = - sn_intr_alloc(local_nasid, local_widget, __pa(sn_irq_info), irq, - nasid, slice); - - if (status) { - kfree(sn_irq_info); - return NULL; - } else { - return sn_irq_info; - } -} - -void sn_irq_free(struct sn_irq_info *sn_irq_info) -{ - uint64_t bridge = (uint64_t) sn_irq_info->irq_bridge; - nasid_t local_nasid = NASID_GET(bridge); - int local_widget; - - if (local_nasid & 1) /* tio check */ - local_widget = TIO_SWIN_WIDGETNUM(bridge); - else - local_widget = SWIN_WIDGETNUM(bridge); - - sn_intr_free(local_nasid, local_widget, sn_irq_info); + sn_irq_info = container_of(head, struct sn_irq_info, rcu); kfree(sn_irq_info); } @@ -314,30 +283,54 @@ void sn_irq_fixup(struct pci_dev *pci_dev, struct sn_irq_info *sn_irq_info) int slice = sn_irq_info->irq_slice; int cpu = nasid_slice_to_cpuid(nasid, slice); + pci_dev_get(pci_dev); sn_irq_info->irq_cpuid = cpu; sn_irq_info->irq_pciioinfo = SN_PCIDEV_INFO(pci_dev); /* link it into the sn_irq[irq] list */ - sn_irq_info->irq_next = sn_irq[sn_irq_info->irq_irq]; - sn_irq[sn_irq_info->irq_irq] = sn_irq_info; + spin_lock(&sn_irq_info_lock); + list_add_rcu(&sn_irq_info->list, sn_irq_lh[sn_irq_info->irq_irq]); + spin_unlock(&sn_irq_info_lock); (void)register_intr_pda(sn_irq_info); } +void sn_irq_unfixup(struct pci_dev *pci_dev) +{ + struct sn_irq_info *sn_irq_info; + + /* Only cleanup IRQ stuff if this device has a host bus context */ + if (!SN_PCIDEV_BUSSOFT(pci_dev)) + return; + + sn_irq_info = SN_PCIDEV_INFO(pci_dev)->pdi_sn_irq_info; + if (!sn_irq_info || !sn_irq_info->irq_irq) { + kfree(sn_irq_info); + return; + } + + unregister_intr_pda(sn_irq_info); + spin_lock(&sn_irq_info_lock); + list_del_rcu(&sn_irq_info->list); + spin_unlock(&sn_irq_info_lock); + call_rcu(&sn_irq_info->rcu, sn_irq_info_free); + pci_dev_put(pci_dev); +} + static void force_interrupt(int irq) { struct sn_irq_info *sn_irq_info; if (!sn_ioif_inited) return; - sn_irq_info = sn_irq[irq]; - while (sn_irq_info) { + + rcu_read_lock(); + list_for_each_entry_rcu(sn_irq_info, sn_irq_lh[irq], list) { if (IS_PCI_BRIDGE_ASIC(sn_irq_info->irq_bridge_type) && - (sn_irq_info->irq_bridge != NULL)) { + (sn_irq_info->irq_bridge != NULL)) pcibr_force_interrupt(sn_irq_info); - } - sn_irq_info = sn_irq_info->irq_next; } + rcu_read_unlock(); } /* @@ -402,19 +395,41 @@ static void sn_check_intr(int irq, struct sn_irq_info *sn_irq_info) void sn_lb_int_war_check(void) { + struct sn_irq_info *sn_irq_info; int i; if (!sn_ioif_inited || pda->sn_first_irq == 0) return; + + rcu_read_lock(); for (i = pda->sn_first_irq; i <= pda->sn_last_irq; i++) { - struct sn_irq_info *sn_irq_info = sn_irq[i]; - while (sn_irq_info) { - /* Only call for PCI bridges that are fully initialized. */ + list_for_each_entry_rcu(sn_irq_info, sn_irq_lh[i], list) { + /* + * Only call for PCI bridges that are fully + * initialized. + */ if (IS_PCI_BRIDGE_ASIC(sn_irq_info->irq_bridge_type) && - (sn_irq_info->irq_bridge != NULL)) { + (sn_irq_info->irq_bridge != NULL)) sn_check_intr(i, sn_irq_info); - } - sn_irq_info = sn_irq_info->irq_next; } } + rcu_read_unlock(); +} + +void sn_irq_lh_init(void) +{ + int i; + + sn_irq_lh = kmalloc(sizeof(struct list_head *) * NR_IRQS, GFP_KERNEL); + if (!sn_irq_lh) + panic("SN PCI INIT: Failed to allocate memory for PCI init\n"); + + for (i = 0; i < NR_IRQS; i++) { + sn_irq_lh[i] = kmalloc(sizeof(struct list_head), GFP_KERNEL); + if (!sn_irq_lh[i]) + panic("SN PCI INIT: Failed IRQ memory allocation\n"); + + INIT_LIST_HEAD(sn_irq_lh[i]); + } + } diff --git a/arch/ia64/sn/kernel/setup.c b/arch/ia64/sn/kernel/setup.c index 22e10d282c7fc19744a8fa8defc080f1a3163260..7c7fe441d62371ec513365bd89814397e0888b2e 100644 --- a/arch/ia64/sn/kernel/setup.c +++ b/arch/ia64/sn/kernel/setup.c @@ -270,7 +270,7 @@ void __init sn_setup(char **cmdline_p) { long status, ticks_per_sec, drift; int pxm; - int major = sn_sal_rev_major(), minor = sn_sal_rev_minor(); + u32 version = sn_sal_rev(); extern void sn_cpu_init(void); ia64_sn_plat_set_error_handling_features(); @@ -308,22 +308,21 @@ void __init sn_setup(char **cmdline_p) * support here so we don't have to listen to failed keyboard probe * messages. */ - if ((major < 2 || (major == 2 && minor <= 9)) && - acpi_kbd_controller_present) { + if (version <= 0x0209 && acpi_kbd_controller_present) { printk(KERN_INFO "Disabling legacy keyboard support as prom " "is too old and doesn't provide FADT\n"); acpi_kbd_controller_present = 0; } - printk("SGI SAL version %x.%02x\n", major, minor); + printk("SGI SAL version %x.%02x\n", version >> 8, version & 0x00FF); /* * Confirm the SAL we're running on is recent enough... */ - if ((major < SN_SAL_MIN_MAJOR) || (major == SN_SAL_MIN_MAJOR && - minor < SN_SAL_MIN_MINOR)) { + if (version < SN_SAL_MIN_VERSION) { printk(KERN_ERR "This kernel needs SGI SAL version >= " - "%x.%02x\n", SN_SAL_MIN_MAJOR, SN_SAL_MIN_MINOR); + "%x.%02x\n", SN_SAL_MIN_VERSION >> 8, + SN_SAL_MIN_VERSION & 0x00FF); panic("PROM version too old\n"); } diff --git a/arch/ia64/sn/kernel/tiocx.c b/arch/ia64/sn/kernel/tiocx.c index 8716f4d5314b968f4b2e8df5cd5d7931db233426..254fe15c064b705ab5575cda49634a3c45ab5735 100644 --- a/arch/ia64/sn/kernel/tiocx.c +++ b/arch/ia64/sn/kernel/tiocx.c @@ -8,12 +8,12 @@ #include #include -#include #include #include #include #include #include +#include #include #include #include @@ -481,6 +481,9 @@ static int __init tiocx_init(void) cnodeid_t cnodeid; int found_tiocx_device = 0; + if (!ia64_platform_is("sn2")) + return -ENODEV; + bus_register(&tiocx_bus_type); for (cnodeid = 0; cnodeid < MAX_COMPACT_NODES; cnodeid++) { diff --git a/arch/ia64/sn/kernel/xpc_main.c b/arch/ia64/sn/kernel/xpc_main.c index 177ddb748ebef5f065d81f03c16315239099360b..d580adcad927a15e316097e0422746db9bca408e 100644 --- a/arch/ia64/sn/kernel/xpc_main.c +++ b/arch/ia64/sn/kernel/xpc_main.c @@ -53,6 +53,7 @@ #include #include #include +#include #include #include #include @@ -308,8 +309,7 @@ xpc_make_first_contact(struct xpc_partition *part) "partition %d\n", XPC_PARTID(part)); /* wait a 1/4 of a second or so */ - set_current_state(TASK_INTERRUPTIBLE); - (void) schedule_timeout(0.25 * HZ); + msleep_interruptible(250); if (part->act_state == XPC_P_DEACTIVATING) { return part->reason; @@ -841,9 +841,7 @@ xpc_do_exit(void) down(&xpc_discovery_exited); - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(0.3 * HZ); - set_current_state(TASK_RUNNING); + msleep_interruptible(300); /* wait for all partitions to become inactive */ @@ -860,12 +858,8 @@ xpc_do_exit(void) } } - if (active_part_count) { - set_current_state(TASK_INTERRUPTIBLE); - schedule_timeout(0.3 * HZ); - set_current_state(TASK_RUNNING); - } - + if (active_part_count) + msleep_interruptible(300); } while (active_part_count > 0); diff --git a/arch/ia64/sn/pci/pci_dma.c b/arch/ia64/sn/pci/pci_dma.c index 5da9bdbde7cb829dbef14774cf5bf2c9d568f8d5..a2f7a88aefbb0bd925647668acc641438ac73b5c 100644 --- a/arch/ia64/sn/pci/pci_dma.c +++ b/arch/ia64/sn/pci/pci_dma.c @@ -11,9 +11,10 @@ #include #include -#include +#include #include #include +#include #define SG_ENT_VIRT_ADDRESS(sg) (page_address((sg)->page) + (sg)->offset) #define SG_ENT_PHYS_ADDRESS(SG) virt_to_phys(SG_ENT_VIRT_ADDRESS(SG)) diff --git a/arch/ia64/sn/pci/pcibr/pcibr_ate.c b/arch/ia64/sn/pci/pcibr/pcibr_ate.c index 0e47bce85f2da0e1494ff5f705c8fa91b59ae161..d1647b863e6106a3d17219c4b9748633dc165630 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_ate.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_ate.c @@ -8,9 +8,9 @@ #include #include +#include #include #include -#include "pci/pcibr_provider.h" int pcibr_invalidate_ate = 0; /* by default don't invalidate ATE on free */ diff --git a/arch/ia64/sn/pci/pcibr/pcibr_dma.c b/arch/ia64/sn/pci/pcibr/pcibr_dma.c index 64af2b2c17879181e0610cdaa7fb10dfdb8bf26e..b058dc2a0b9d3dfb7a17fe73f2ae35f72266ebd3 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_dma.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_dma.c @@ -8,18 +8,17 @@ #include #include -#include +#include #include -#include "xtalk/xwidgetdev.h" -#include "xtalk/hubdev.h" +#include #include #include -#include "pci/tiocp.h" -#include "pci/pic.h" -#include "pci/pcibr_provider.h" -#include "pci/tiocp.h" +#include +#include +#include #include "tio.h" -#include +#include "xtalk/xwidgetdev.h" +#include "xtalk/hubdev.h" extern int sn_ioif_inited; diff --git a/arch/ia64/sn/pci/pcibr/pcibr_provider.c b/arch/ia64/sn/pci/pcibr/pcibr_provider.c index 3893999d23d8871a7f5f6bf4315b24d713391411..9813da56d3113c41fb1b413cfa4c7963cda316cb 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_provider.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_provider.c @@ -6,18 +6,51 @@ * Copyright (C) 2001-2004 Silicon Graphics, Inc. All rights reserved. */ -#include #include +#include #include -#include -#include "xtalk/xwidgetdev.h" +#include #include -#include "xtalk/hubdev.h" +#include #include #include -#include "pci/pcibr_provider.h" -#include +#include +#include "xtalk/xwidgetdev.h" +#include "xtalk/hubdev.h" + +int +sal_pcibr_slot_enable(struct pcibus_info *soft, int device, void *resp) +{ + struct ia64_sal_retval ret_stuff; + uint64_t busnum; + + ret_stuff.status = 0; + ret_stuff.v0 = 0; + busnum = soft->pbi_buscommon.bs_persist_busnum; + SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_SLOT_ENABLE, (u64) busnum, + (u64) device, (u64) resp, 0, 0, 0, 0); + + return (int)ret_stuff.v0; +} + +int +sal_pcibr_slot_disable(struct pcibus_info *soft, int device, int action, + void *resp) +{ + struct ia64_sal_retval ret_stuff; + uint64_t busnum; + + ret_stuff.status = 0; + ret_stuff.v0 = 0; + + busnum = soft->pbi_buscommon.bs_persist_busnum; + SAL_CALL_NOLOCK(ret_stuff, (u64) SN_SAL_IOIF_SLOT_DISABLE, + (u64) busnum, (u64) device, (u64) action, + (u64) resp, 0, 0, 0); + + return (int)ret_stuff.v0; +} static int sal_pcibr_error_interrupt(struct pcibus_info *soft) { @@ -188,3 +221,6 @@ pcibr_init_provider(void) return 0; } + +EXPORT_SYMBOL_GPL(sal_pcibr_slot_enable); +EXPORT_SYMBOL_GPL(sal_pcibr_slot_disable); diff --git a/arch/ia64/sn/pci/pcibr/pcibr_reg.c b/arch/ia64/sn/pci/pcibr/pcibr_reg.c index 865c11c3b50a06cbcd31d39b1bf152bfe12e8606..21426d02fbe6a84fa818535600d145ea850e8c1c 100644 --- a/arch/ia64/sn/pci/pcibr/pcibr_reg.c +++ b/arch/ia64/sn/pci/pcibr/pcibr_reg.c @@ -6,13 +6,13 @@ * Copyright (C) 2004 Silicon Graphics, Inc. All rights reserved. */ -#include #include +#include +#include #include #include -#include "pci/tiocp.h" -#include "pci/pic.h" -#include "pci/pcibr_provider.h" +#include +#include union br_ptr { struct tiocp tio; diff --git a/arch/ia64/sn/pci/tioca_provider.c b/arch/ia64/sn/pci/tioca_provider.c index 05aa8c2fe9bbef0f129681388e92ea97cf6c282a..51cc4e63092cca945ea64e1d9dccde352555dda9 100644 --- a/arch/ia64/sn/pci/tioca_provider.c +++ b/arch/ia64/sn/pci/tioca_provider.c @@ -589,8 +589,7 @@ tioca_bus_fixup(struct pcibus_bussoft *prom_bussoft) /* sanity check prom rev */ - if (sn_sal_rev_major() < 4 || - (sn_sal_rev_major() == 4 && sn_sal_rev_minor() < 6)) { + if (sn_sal_rev() < 0x0406) { printk (KERN_ERR "%s: SGI prom rev 4.06 or greater required " "for tioca support\n", __FUNCTION__); diff --git a/arch/m32r/Kconfig b/arch/m32r/Kconfig index 42ca8a39798dc6907cf80b21a3f18c0709301c43..7772951df313b9e9edec01dd2b2cb922b1e43d62 100644 --- a/arch/m32r/Kconfig +++ b/arch/m32r/Kconfig @@ -359,6 +359,8 @@ source "fs/Kconfig.binfmt" endmenu +source "net/Kconfig" + source "drivers/Kconfig" source "fs/Kconfig" diff --git a/arch/m32r/kernel/setup_m32700ut.c b/arch/m32r/kernel/setup_m32700ut.c index b014e2c1e524973a58f8adf7ecff122966446787..a146b24a556b1aec6074728232347e9d79932bfc 100644 --- a/arch/m32r/kernel/setup_m32700ut.c +++ b/arch/m32r/kernel/setup_m32700ut.c @@ -3,8 +3,8 @@ * * Setup routines for Renesas M32700UT Board * - * Copyright (c) 2002 Hiroyuki Kondo, Hirokazu Takata, - * Hitoshi Yamamoto, Takeo Takahashi + * Copyright (c) 2002-2005 Hiroyuki Kondo, Hirokazu Takata, + * Hitoshi Yamamoto, Takeo Takahashi * * This file is subject to the terms and conditions of the GNU General * Public License. See the file "COPYING" in the main directory of this @@ -435,7 +435,7 @@ void __init init_IRQ(void) icu_data[M32R_IRQ_INT2].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD01; enable_m32700ut_irq(M32R_IRQ_INT2); -//#if defined(CONFIG_VIDEO_M32R_AR) +#if defined(CONFIG_VIDEO_M32R_AR) /* * INT3# is used for AR */ @@ -445,9 +445,11 @@ void __init init_IRQ(void) irq_desc[M32R_IRQ_INT3].depth = 1; icu_data[M32R_IRQ_INT3].icucr = M32R_ICUCR_IEN|M32R_ICUCR_ISMOD10; disable_m32700ut_irq(M32R_IRQ_INT3); -//#endif /* CONFIG_VIDEO_M32R_AR */ +#endif /* CONFIG_VIDEO_M32R_AR */ } +#if defined(CONFIG_SMC91X) + #define LAN_IOSTART 0x300 #define LAN_IOEND 0x320 static struct resource smc91x_resources[] = { @@ -469,10 +471,55 @@ static struct platform_device smc91x_device = { .num_resources = ARRAY_SIZE(smc91x_resources), .resource = smc91x_resources, }; +#endif + +#if defined(CONFIG_FB_S1D13XXX) + +#include