blob: 02583a1f409c2f3f2c53d4eadc5f4e57720e0855 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001
2This is a brief list of all the files in ./linux/Documentation and what
3they contain. If you add a documentation file, please list it here in
4alphabetical order as well, or risk being hunted down like a rabid dog.
Paul Gortmaker449e3a72013-02-14 15:20:54 -05005Please keep the descriptions small enough to fit on one line.
Linus Torvalds1da177e2005-04-16 15:20:36 -07006 Thanks -- Paul G.
7
8Following translations are available on the WWW:
9
Masanari Iida010f4562012-02-14 23:19:07 +090010 - Japanese, maintained by the JF Project (jf@listserv.linux.or.jp), at
11 http://linuxjf.sourceforge.jp/
Linus Torvalds1da177e2005-04-16 15:20:36 -070012
1300-INDEX
14 - this file.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070015ABI/
16 - info on kernel <-> userspace ABI and relative interface stability.
Linus Torvalds1da177e2005-04-16 15:20:36 -070017DMA-API.txt
18 - DMA API, pci_ API & extensions for non-consistent memory machines.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050019DMA-API-HOWTO.txt
20 - Dynamic DMA mapping Guide
Rob Landley5ef43562007-10-16 23:31:25 -070021DMA-ISA-LPC.txt
22 - How to do DMA with ISA (and LPC) devices.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050023DMA-attributes.txt
24 - listing of the various possible attributes a DMA region can have
Linus Torvalds1da177e2005-04-16 15:20:36 -070025DocBook/
26 - directory with DocBook templates etc. for kernel documentation.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050027EDID/
28 - directory with info on customizing EDID for broken gfx/displays.
Linus Torvalds1da177e2005-04-16 15:20:36 -070029IPMI.txt
30 - info on Linux Intelligent Platform Management Interface (IPMI) Driver.
31IRQ-affinity.txt
32 - how to select which CPU(s) handle which interrupt events on SMP.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050033IRQ-domain.txt
Murilo Opsfelder Araujo453f42d2013-08-20 20:48:39 -030034 - info on interrupt numbering and setting up IRQ domains.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070035IRQ.txt
36 - description of what an IRQ is.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050037Intel-IOMMU.txt
38 - basic info on the Intel IOMMU virtualization support.
39Makefile
Shuah Khanf59c6682016-10-06 16:12:29 -060040 - This file does nothing. Removing it breaks make htmldocs and
41 make distclean.
Linus Torvalds1da177e2005-04-16 15:20:36 -070042RCU/
43 - directory with info on RCU (read-copy update).
Linus Torvalds1da177e2005-04-16 15:20:36 -070044SAK.txt
45 - info on Secure Attention Keys.
Rob Landley5ef43562007-10-16 23:31:25 -070046SM501.txt
47 - Silicon Motion SM501 multimedia companion chip
Linus Torvalds1da177e2005-04-16 15:20:36 -070048VGA-softcursor.txt
49 - how to change your VGA cursor from a blinking underscore.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070050accounting/
51 - documentation on accounting and taskstats.
Len Brownb4d27302007-11-14 19:53:21 -050052acpi/
53 - info on ACPI-specific hooks in the kernel.
Mauro Carvalho Chehab79c87c32016-12-05 09:41:42 -020054admin-guide/
55 - info related to Linux users and system admins.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070056aoe/
57 - description of AoE (ATA over Ethernet) along with config examples.
Linus Torvalds1da177e2005-04-16 15:20:36 -070058arm/
59 - directory with info about Linux on the ARM architecture.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050060arm64/
61 - directory with info about Linux on the 64 bit ARM architecture.
Henrik Austad3cf8ca12014-02-10 14:25:33 -080062assoc_array.txt
63 - generic associative array intro.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070064atomic_ops.txt
65 - semantics and behavior of atomic and bitmask operations.
66auxdisplay/
67 - misc. LCD driver documentation (cfag12864b, ks0108).
Paul Gortmaker449e3a72013-02-14 15:20:54 -050068backlight/
69 - directory with info on controlling backlights in flat panel displays
Linus Torvalds1da177e2005-04-16 15:20:36 -070070basic_profiling.txt
71 - basic instructions for those who wants to profile Linux kernel.
Henrik Austad3cf8ca12014-02-10 14:25:33 -080072bcache.txt
73 - Block-layer cache on fast SSDs to improve slow (raid) I/O performance.
Linus Torvalds1da177e2005-04-16 15:20:36 -070074binfmt_misc.txt
75 - info on the kernel support for extra binary formats.
Jesper Juhlf6b07d32007-07-15 23:41:41 -070076blackfin/
77 - directory with documentation for the Blackfin arch.
Linus Torvalds1da177e2005-04-16 15:20:36 -070078block/
79 - info on the Block I/O (BIO) layer.
Randy Dunlap31c00fc2008-11-13 21:33:24 +000080blockdev/
81 - info on block devices & drivers
Paul Gortmaker449e3a72013-02-14 15:20:54 -050082braille-console.txt
83 - info on how to use serial devices for Braille support.
84bt8xxgpio.txt
85 - info on how to modify a bt8xx video card for GPIO usage.
Bing Zhao196be0c2009-06-02 14:29:38 -070086btmrvl.txt
87 - info on Marvell Bluetooth driver usage.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050088bus-devices/
89 - directory with info on TI GPMC (General Purpose Memory Controller)
Randy Dunlap9fe41e42010-07-19 22:20:27 +000090bus-virt-phys-mapping.txt
91 - how to access I/O mapped memory from within device drivers.
Linus Torvalds1da177e2005-04-16 15:20:36 -070092cachetlb.txt
93 - describes the cache/TLB flushing interfaces Linux uses.
Linus Torvalds1da177e2005-04-16 15:20:36 -070094cdrom/
95 - directory with information on the CD-ROM drivers that Linux has.
Thadeu Lima de Souza Cascardo21acb9c2009-02-04 10:12:08 +010096cgroups/
97 - cgroups features, including cpusets and memory controller.
Paul Gortmaker449e3a72013-02-14 15:20:54 -050098circular-buffers.txt
99 - how to make use of the existing circular buffer infrastructure
100clk.txt
101 - info on the common clock framework
102coccinelle.txt
103 - info on how to get and use the Coccinelle code checking tool.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700104connector/
105 - docs on the netlink based userspace<->kernel space communication mod.
106console/
107 - documentation on Linux console drivers.
Silvio Fricke24755a52016-10-28 10:14:10 +0200108core-api/
109 - documentation on kernel core components.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700110cpu-freq/
111 - info on CPU frequency and voltage scaling.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700112cpu-hotplug.txt
113 - document describing CPU hotplug support in the Linux kernel.
114cpu-load.txt
115 - document describing how CPU load statistics are collected.
Venkatesh Pallipadife8e2882008-02-14 00:16:13 -0500116cpuidle/
117 - info on CPU_IDLE, CPU idle state management subsystem.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700118cputopology.txt
119 - documentation on how CPU topology info is exported via sysfs.
Bob Pearsonfbedceb2012-03-23 15:02:22 -0700120crc32.txt
121 - brief tutorial on CRC computation
Linus Torvalds1da177e2005-04-16 15:20:36 -0700122cris/
123 - directory with info about Linux on CRIS architecture.
124crypto/
125 - directory with info on the Crypto API.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700126dcdbas.txt
127 - information on the Dell Systems Management Base Driver.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700128debugging-modules.txt
129 - some notes on debugging modules after Linux 2.6.3.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500130debugging-via-ohci1394.txt
131 - how to use firewire like a hardware debugger memory reader.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700132dell_rbu.txt
133 - document demonstrating the use of the Dell Remote BIOS Update driver.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700134device-mapper/
135 - directory with info on Device Mapper.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500136devicetree/
137 - directory with info on device tree files used by OF/PowerPC/ARM
138digsig.txt
139 -info on the Digital Signature Verification API
140dma-buf-sharing.txt
141 - the DMA Buffer Sharing API Guide
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700142dontdiff
143 - file containing a list of files that should never be diff'ed.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700144driver-model/
145 - directory with info about Linux driver model.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500146dynamic-debug-howto.txt
147 - how to use the dynamic debug (dyndbg) feature.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700148early-userspace/
149 - info about initramfs, klibc, and userspace early during boot.
Adrian Bunk4a6b88c2008-02-07 00:13:33 -0800150edac.txt
151 - information on EDAC - Error Detection And Correction
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800152efi-stub.txt
153 - How to use the EFI boot stub to bypass GRUB or elilo on EFI systems.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700154eisa.txt
155 - info on EISA bus support.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500156extcon/
157 - directory with porting guide for Android kernel switch driver.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700158fault-injection/
159 - dir with docs about the fault injection capabilities infrastructure.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700160fb/
161 - directory with info on the frame buffer graphics abstraction layer.
162filesystems/
J. Bruce Fields4f3b19c2007-09-24 18:52:09 -0400163 - info on the vfs and the various filesystems that Linux supports.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700164firmware_class/
165 - request_firmware() hotplug interface info.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500166flexible-arrays.txt
167 - how to make use of flexible sized arrays in linux
Alessandro Rubini022c6742013-06-18 23:47:24 +0200168fmc/
169 - information about the FMC bus abstraction
Adrian Bunk0868ff72008-02-03 15:54:28 +0200170frv/
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700171 - Fujitsu FR-V Linux documentation.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500172futex-requeue-pi.txt
173 - info on requeueing of tasks from a non-PI futex to a PI futex
174gcov.txt
175 - use of GCC's coverage testing tool "gcov" with the Linux kernel
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800176gpio/
177 - gpio related documentation
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500178hid/
179 - directory with information on human interface devices
Linus Torvalds1da177e2005-04-16 15:20:36 -0700180highuid.txt
181 - notes on the change from 16 bit to 32 bit user/group IDs.
Henrik Austad8ea8f3e2014-12-26 09:26:22 +0100182hsi.txt
183 - HSI subsystem overview.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500184hwspinlock.txt
185 - hardware spinlock provides hardware assistance for synchronization
Thomas Gleixner3833eec2008-03-05 18:28:15 +0100186timers/
187 - info on the timer related topics
Linus Torvalds1da177e2005-04-16 15:20:36 -0700188hw_random.txt
189 - info on Linux support for random number generator in i8xx chipsets.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700190hwmon/
191 - directory with docs on various hardware monitoring drivers.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700192i2c/
193 - directory with info about the I2C bus/protocol (2 wire, kHz speed).
194i2o/
195 - directory with info about the Linux I2O subsystem.
Uwe Hermann71cced62008-10-20 09:32:21 -0700196x86/i386/
Linus Torvalds1da177e2005-04-16 15:20:36 -0700197 - directory with info about Linux on Intel 32 bit architecture.
198ia64/
199 - directory with info about Linux on Intel 64 bit architecture.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700200infiniband/
201 - directory with documents concerning Linux InfiniBand support.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700202input/
203 - info on Linux input device support.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500204intel_txt.txt
205 - info on intel Trusted Execution Technology (intel TXT).
Randy Dunlap9fe41e42010-07-19 22:20:27 +0000206io-mapping.txt
207 - description of io_mapping functions in linux/io-mapping.h
Linus Torvalds1da177e2005-04-16 15:20:36 -0700208io_ordering.txt
209 - info on ordering I/O writes to memory-mapped addresses.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700210ioctl/
211 - directory with documents describing various IOCTL calls.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700212iostats.txt
213 - info on I/O statistics Linux kernel provides.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700214irqflags-tracing.txt
215 - how to use the irq-flags tracing feature.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700216isapnp.txt
217 - info on Linux ISA Plug & Play support.
218isdn/
219 - directory with info on the Linux ISDN support, and supported cards.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500220ja_JP/
221 - directory with Japanese translations of various documents
Linus Torvalds1da177e2005-04-16 15:20:36 -0700222kbuild/
223 - directory with info about the kernel build process.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700224kdump/
225 - directory with mini HowTo on getting the crash dump code to work.
Mauro Carvalho Chehab1dc4bbf2016-11-17 08:32:33 -0200226doc-guide/
Jonathan Corbet8ed292f2016-07-20 16:43:41 -0600227 - how to write and format reStructuredText kernel documentation
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800228kernel-per-CPU-kthreads.txt
229 - List of all per-CPU kthreads and how they introduce jitter.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500230kmemcheck.txt
231 - info on dynamic checker that detects uses of uninitialized memory.
232kmemleak.txt
233 - info on how to make use of the kernel memory leak detection system
234ko_KR/
235 - directory with Korean translations of various documents
Linus Torvalds1da177e2005-04-16 15:20:36 -0700236kobject.txt
237 - info of the kobject infrastructure of the Linux kernel.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700238kprobes.txt
239 - documents the kernel probes debugging feature.
240kref.txt
241 - docs on adding reference counters (krefs) to kernel objects.
Henrik Austad8ea8f3e2014-12-26 09:26:22 +0100242kselftest.txt
243 - small unittests for (some) individual codepaths in the kernel.
Carlos Corbachod6ff3652008-02-09 01:32:03 +0000244laptops/
245 - directory with laptop related info and laptop driver documentation.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700246ldm.txt
247 - a brief description of LDM (Windows Dynamic Disks).
Antonio Ospite9a684e12011-04-04 15:08:46 -0700248leds/
249 - directory with info about LED handling under Linux.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700250local_ops.txt
251 - semantics and behavior of local atomic operations.
Davidlohr Bueso214e0ae2014-07-30 13:41:55 -0700252locking/
253 - directory with info about kernel locking primitives
Jean Delvarefd058732012-10-21 12:05:51 +0200254lockup-watchdogs.txt
255 - info on soft and hard lockup detectors (aka nmi_watchdog).
Linus Torvalds1da177e2005-04-16 15:20:36 -0700256logo.gif
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700257 - full colour GIF image of Linux logo (penguin - Tux).
Linus Torvalds1da177e2005-04-16 15:20:36 -0700258logo.txt
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700259 - info on creator of above logo & site to get additional images from.
Henrik Austad8ea8f3e2014-12-26 09:26:22 +0100260lzo.txt
261 - kernel LZO decompressor input formats
Linus Torvalds1da177e2005-04-16 15:20:36 -0700262m68k/
263 - directory with info about Linux on Motorola 68k architecture.
264magic-number.txt
265 - list of magic numbers used to mark/protect kernel data structures.
Henrik Austad8ea8f3e2014-12-26 09:26:22 +0100266mailbox.txt
267 - How to write drivers for the common mailbox framework (IPC).
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500268media-framework.txt
269 - info on media framework, its data structures, functions and usage.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700270memory-barriers.txt
271 - info on Linux kernel memory barriers.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500272memory-devices/
273 - directory with info on parts like the Texas Instruments EMIF driver
Rob Landley5ef43562007-10-16 23:31:25 -0700274memory-hotplug.txt
275 - Hotpluggable memory support, how to use and current status.
James Hoganfdabf522012-10-09 11:00:27 +0100276metag/
277 - directory with info about Linux on Meta architecture.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700278mips/
279 - directory with info about Linux on MIPS architecture.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500280misc-devices/
281 - directory with info about devices using the misc dev subsystem
Adrian Hunterdfe86cb2010-08-11 14:17:46 -0700282mmc/
283 - directory with info about the MMC subsystem
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500284mn10300/
285 - directory with info about the mn10300 architecture port
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800286module-signing.txt
287 - Kernel module signing for increased security when loading modules.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500288mtd/
289 - directory with info about memory technology devices (flash)
Pavel Emelyanov2868f892007-11-28 16:21:39 -0800290namespaces/
291 - directory with various information about namespaces
Paul Moore8802f612006-08-03 16:45:49 -0700292netlabel/
293 - directory with information on the NetLabel subsystem.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700294networking/
295 - directory with info on various aspects of networking with Linux.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500296nfc/
297 - directory relating info about Near Field Communications support.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700298nommu-mmap.txt
299 - documentation about no-mmu memory mapping support.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700300numastat.txt
301 - info on how to read Numa policy hit/miss statistics in sysfs.
Jonathan Corbet4047f8b2010-05-12 14:23:48 -0600302padata.txt
303 - An introduction to the "padata" parallel execution API
Linus Torvalds1da177e2005-04-16 15:20:36 -0700304parisc/
305 - directory with info on using Linux on PA-RISC architecture.
306parport.txt
307 - how to use the parallel-port driver.
308parport-lowlevel.txt
309 - description and usage of the low level parallel port functions.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700310pcmcia/
311 - info on the Linux PCMCIA driver.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500312percpu-rw-semaphore.txt
313 - RCU based read-write semaphore optimized for locking for reading
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800314phy.txt
315 - Description of the generic PHY framework.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700316pi-futex.txt
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500317 - documentation on lightweight priority inheritance futexes.
318pinctrl.txt
319 - info on pinctrl subsystem and the PINMUX/PINCONF and drivers
Linus Torvalds1da177e2005-04-16 15:20:36 -0700320pnp.txt
321 - Linux Plug and Play documentation.
322power/
323 - directory with info on Linux PCI power management.
324powerpc/
325 - directory with info on using Linux with the PowerPC.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500326prctl/
327 - directory with info on the priveledge control subsystem
Linus Torvalds1da177e2005-04-16 15:20:36 -0700328preempt-locking.txt
329 - info on locking under a preemptive kernel.
Randy Dunlapb67ad182008-11-12 13:26:55 -0800330printk-formats.txt
331 - how to get printk format specifiers right
Mauro Carvalho Chehab79c87c32016-12-05 09:41:42 -0200332process/
333 - how to work with the mainline kernel development process.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500334pps/
335 - directory with information on the pulse-per-second support
336ptp/
337 - directory with info on support for IEEE 1588 PTP clocks in Linux.
338pwm.txt
339 - info on the pulse width modulation driver subsystem
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500340rapidio/
341 - directory with info on RapidIO packet-based fabric interconnect
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700342rbtree.txt
343 - info on what red-black trees are and what they are for.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500344remoteproc.txt
345 - info on how to handle remote processor (e.g. AMP) offloads/usage.
346rfkill.txt
347 - info on the radio frequency kill switch subsystem/support.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700348robust-futex-ABI.txt
349 - documentation of the robust futex ABI.
350robust-futexes.txt
351 - a description of what robust futexes are.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500352rpmsg.txt
353 - info on the Remote Processor Messaging (rpmsg) Framework
Linus Torvalds1da177e2005-04-16 15:20:36 -0700354rtc.txt
355 - notes on how to use the Real Time Clock (aka CMOS clock) driver.
356s390/
357 - directory with info on using Linux on the IBM S390.
J. Bruce Fields9b8eae72008-02-07 00:13:37 -0800358scheduler/
359 - directory with info on the scheduler.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700360scsi/
361 - directory with info on Linux scsi support.
Randy Dunlapd410fa4e2011-05-19 15:59:38 -0700362security/
363 - directory that contains security-related info
Linus Torvalds1da177e2005-04-16 15:20:36 -0700364serial/
365 - directory with info on the low level serial API.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700366sgi-ioc4.txt
367 - description of the SGI IOC4 PCI (multi function) device.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700368sh/
369 - directory with info on porting Linux to a new architecture.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500370smsc_ece1099.txt
371 -info on the smsc Keyboard Scan Expansion/GPIO Expansion device.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700372sound/
373 - directory with info on sound card support.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700374sparse.txt
375 - info on how to obtain and use the sparse tool for typechecking.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700376spi/
377 - overview of Linux kernel Serial Peripheral Interface (SPI) support.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500378static-keys.txt
379 - info on how static keys allow debug code in hotpaths via patching
Linus Torvalds1da177e2005-04-16 15:20:36 -0700380svga.txt
381 - short guide on selecting video modes at boot via VGA BIOS.
Rob Landley5ef43562007-10-16 23:31:25 -0700382sysfs-rules.txt
383 - How not to use sysfs.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700384sysctl/
385 - directory with info on the /proc/sys/* files.
386sysrq.txt
387 - info on the magic SysRq key.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500388target/
389 - directory with info on generating TCM v4 fabric .ko modules
Henrik Austad3cf8ca12014-02-10 14:25:33 -0800390this_cpu_ops.txt
391 - List rationale behind and the way to use this_cpu operations.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500392thermal/
393 - directory with information on managing thermal issues (CPU/temp)
394trace/
395 - directory with info on tracing technologies within linux
396unaligned-memory-access.txt
397 - info on how to avoid arch breaking unaligned memory access in code.
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700398unshare.txt
399 - description of the Linux unshare system call.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700400usb/
401 - directory with info regarding the Universal Serial Bus.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500402vDSO/
403 - directory with info regarding virtual dynamic shared objects
404vfio.txt
405 - info on Virtual Function I/O used in guest/hypervisor instances.
406vgaarbiter.txt
407 - info on enable/disable the legacy decoding on different VGA devices
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700408video-output.txt
409 - sysfs class driver interface to enable/disable a video output device.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500410virtual/
411 - directory with information on the various linux virtualizations.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700412vm/
413 - directory with info on the Linux vm code.
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500414vme_api.txt
415 - file relating info on the VME bus API in linux
Jesper Juhlf6b07d32007-07-15 23:41:41 -0700416w1/
417 - directory with documents regarding the 1-wire (w1) subsystem.
Linus Torvalds1da177e2005-04-16 15:20:36 -0700418watchdog/
419 - how to auto-reboot Linux if it has "fallen and can't get up". ;-)
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500420wimax/
421 - directory with info about Intel Wireless Wimax Connections
Silvio Fricke24755a52016-10-28 10:14:10 +0200422core-api/workqueue.rst
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500423 - information on the Concurrency Managed Workqueue implementation
Uwe Hermann71cced62008-10-20 09:32:21 -0700424x86/x86_64/
Linus Torvalds1da177e2005-04-16 15:20:36 -0700425 - directory with info on Linux support for AMD x86-64 (Hammer) machines.
Henrik Austad8ea8f3e2014-12-26 09:26:22 +0100426xillybus.txt
427 - Overview and basic ui of xillybus driver
Paul Gortmaker449e3a72013-02-14 15:20:54 -0500428xtensa/
429 - directory with documents relating to arch/xtensa port/implementation
430xz.txt
431 - how to make use of the XZ data compression within linux kernel
432zh_CN/
433 - directory with Chinese translations of various documents
Linus Torvalds1da177e2005-04-16 15:20:36 -0700434zorro.txt
435 - info on writing drivers for Zorro bus devices found on Amigas.