Documentation/00-INDEX

   1
   2 This is a brief list of all the files in ./linux/Documentation and what
   3 they contain. If you add a documentation file, please list it here in
   4 alphabetical order as well, or risk being hunted down like a rabid dog.
   5 Please keep the descriptions small enough to fit on one line.
   6                                                          Thanks -- Paul G.
   7
   8 Following translations are available on the WWW:
   9
  10    - Japanese, maintained by the JF Project (jf@listserv.linux.or.jp), at
  11      http://linuxjf.sourceforge.jp/
  12
  13 00-INDEX
  14         - this file.
  15 ABI/
  16         - info on kernel <-> userspace ABI and relative interface stability.
  17
  18 BUG-HUNTING
  19         - brute force method of doing binary search of patches to find bug.
  20 Changes
  21         - list of changes that break older software packages.
  22 CodingStyle
  23         - how the maintainers expect the C code in the kernel to look.
  24 DMA-API.txt
  25         - DMA API, pci_ API & extensions for non-consistent memory machines.
  26 DMA-API-HOWTO.txt
  27         - Dynamic DMA mapping Guide
  28 DMA-ISA-LPC.txt
  29         - How to do DMA with ISA (and LPC) devices.
  30 DMA-attributes.txt
  31         - listing of the various possible attributes a DMA region can have
  32 DocBook/
  33         - directory with DocBook templates etc. for kernel documentation.
  34 EDID/
  35         - directory with info on customizing EDID for broken gfx/displays.
  36 HOWTO
  37         - the process and procedures of how to do Linux kernel development.
  38 IPMI.txt
  39         - info on Linux Intelligent Platform Management Interface (IPMI) Driver.
  40 IRQ-affinity.txt
  41         - how to select which CPU(s) handle which interrupt events on SMP.
  42 IRQ-domain.txt
  43         - info on interrupt numbering and setting up IRQ domains.
  44 IRQ.txt
  45         - description of what an IRQ is.
  46 Intel-IOMMU.txt
  47         - basic info on the Intel IOMMU virtualization support.
  48 Makefile
  49         - This file does nothing. Removing it breaks make htmldocs and
  50           make distclean.
  51 ManagementStyle
  52         - how to (attempt to) manage kernel hackers.
  53 RCU/
  54         - directory with info on RCU (read-copy update).
  55 SAK.txt
  56         - info on Secure Attention Keys.
  57 SM501.txt
  58         - Silicon Motion SM501 multimedia companion chip
  59 SecurityBugs
  60         - procedure for reporting security bugs found in the kernel.
  61 SubmitChecklist
  62         - Linux kernel patch submission checklist.
  63 SubmittingDrivers
  64         - procedure to get a new driver source included into the kernel tree.
  65 SubmittingPatches
  66         - procedure to get a source patch included into the kernel tree.
  67 VGA-softcursor.txt
  68         - how to change your VGA cursor from a blinking underscore.
  69 accounting/
  70         - documentation on accounting and taskstats.
  71 acpi/
  72         - info on ACPI-specific hooks in the kernel.
  73 aoe/
  74         - description of AoE (ATA over Ethernet) along with config examples.
  75 applying-patches.txt
  76         - description of various trees and how to apply their patches.
  77 arm/
  78         - directory with info about Linux on the ARM architecture.
  79 arm64/
  80         - directory with info about Linux on the 64 bit ARM architecture.
  81 assoc_array.txt
  82         - generic associative array intro.
  83 atomic_ops.txt
  84         - semantics and behavior of atomic and bitmask operations.
  85 auxdisplay/
  86         - misc. LCD driver documentation (cfag12864b, ks0108).
  87 backlight/
  88         - directory with info on controlling backlights in flat panel displays
  89 bad_memory.txt
  90         - how to use kernel parameters to exclude bad RAM regions.
  91 basic_profiling.txt
  92         - basic instructions for those who wants to profile Linux kernel.
  93 bcache.txt
  94         - Block-layer cache on fast SSDs to improve slow (raid) I/O performance.
  95 binfmt_misc.txt
  96         - info on the kernel support for extra binary formats.
  97 blackfin/
  98         - directory with documentation for the Blackfin arch.
  99 block/
 100         - info on the Block I/O (BIO) layer.
 101 blockdev/
 102         - info on block devices & drivers
 103 braille-console.txt
 104         - info on how to use serial devices for Braille support.
 105 bt8xxgpio.txt
 106         - info on how to modify a bt8xx video card for GPIO usage.
 107 btmrvl.txt
 108         - info on Marvell Bluetooth driver usage.
 109 bus-devices/
 110         - directory with info on TI GPMC (General Purpose Memory Controller)
 111 bus-virt-phys-mapping.txt
 112         - how to access I/O mapped memory from within device drivers.
 113 cachetlb.txt
 114         - describes the cache/TLB flushing interfaces Linux uses.
 115 cdrom/
 116         - directory with information on the CD-ROM drivers that Linux has.
 117 cgroups/
 118         - cgroups features, including cpusets and memory controller.
 119 circular-buffers.txt
 120         - how to make use of the existing circular buffer infrastructure
 121 clk.txt
 122         - info on the common clock framework
 123 coccinelle.txt
 124         - info on how to get and use the Coccinelle code checking tool.
 125 connector/
 126         - docs on the netlink based userspace<->kernel space communication mod.
 127 console/
 128         - documentation on Linux console drivers.
 129 cpu-freq/
 130         - info on CPU frequency and voltage scaling.
 131 cpu-hotplug.txt
 132         - document describing CPU hotplug support in the Linux kernel.
 133 cpu-load.txt
 134         - document describing how CPU load statistics are collected.
 135 cpuidle/
 136         - info on CPU_IDLE, CPU idle state management subsystem.
 137 cputopology.txt
 138         - documentation on how CPU topology info is exported via sysfs.
 139 crc32.txt
 140         - brief tutorial on CRC computation
 141 cris/
 142         - directory with info about Linux on CRIS architecture.
 143 crypto/
 144         - directory with info on the Crypto API.
 145 dcdbas.txt
 146         - information on the Dell Systems Management Base Driver.
 147 debugging-modules.txt
 148         - some notes on debugging modules after Linux 2.6.3.
 149 debugging-via-ohci1394.txt
 150         - how to use firewire like a hardware debugger memory reader.
 151 dell_rbu.txt
 152         - document demonstrating the use of the Dell Remote BIOS Update driver.
 153 development-process/
 154         - how to work with the mainline kernel development process.
 155 device-mapper/
 156         - directory with info on Device Mapper.
 157 devices.txt
 158         - plain ASCII listing of all the nodes in /dev/ with major minor #'s.
 159 devicetree/
 160         - directory with info on device tree files used by OF/PowerPC/ARM
 161 digsig.txt
 162         -info on the Digital Signature Verification API
 163 dma-buf-sharing.txt
 164         - the DMA Buffer Sharing API Guide
 165 dontdiff
 166         - file containing a list of files that should never be diff'ed.
 167 driver-model/
 168         - directory with info about Linux driver model.
 169 dvb/
 170         - info on Linux Digital Video Broadcast (DVB) subsystem.
 171 dynamic-debug-howto.txt
 172         - how to use the dynamic debug (dyndbg) feature.
 173 early-userspace/
 174         - info about initramfs, klibc, and userspace early during boot.
 175 edac.txt
 176         - information on EDAC - Error Detection And Correction
 177 efi-stub.txt
 178         - How to use the EFI boot stub to bypass GRUB or elilo on EFI systems.
 179 eisa.txt
 180         - info on EISA bus support.
 181 email-clients.txt
 182         - info on how to use e-mail to send un-mangled (git) patches.
 183 extcon/
 184         - directory with porting guide for Android kernel switch driver.
 185 fault-injection/
 186         - dir with docs about the fault injection capabilities infrastructure.
 187 fb/
 188         - directory with info on the frame buffer graphics abstraction layer.
 189 filesystems/
 190         - info on the vfs and the various filesystems that Linux supports.
 191 firmware_class/
 192         - request_firmware() hotplug interface info.
 193 flexible-arrays.txt
 194         - how to make use of flexible sized arrays in linux
 195 fmc/
 196         - information about the FMC bus abstraction
 197 frv/
 198         - Fujitsu FR-V Linux documentation.
 199 futex-requeue-pi.txt
 200         - info on requeueing of tasks from a non-PI futex to a PI futex
 201 gcov.txt
 202         - use of GCC's coverage testing tool "gcov" with the Linux kernel
 203 gpio/
 204         - gpio related documentation
 205 hid/
 206         - directory with information on human interface devices
 207 highuid.txt
 208         - notes on the change from 16 bit to 32 bit user/group IDs.
 209 hsi.txt
 210         - HSI subsystem overview.
 211 hwspinlock.txt
 212         - hardware spinlock provides hardware assistance for synchronization
 213 timers/
 214         - info on the timer related topics
 215 hw_random.txt
 216         - info on Linux support for random number generator in i8xx chipsets.
 217 hwmon/
 218         - directory with docs on various hardware monitoring drivers.
 219 i2c/
 220         - directory with info about the I2C bus/protocol (2 wire, kHz speed).
 221 i2o/
 222         - directory with info about the Linux I2O subsystem.
 223 x86/i386/
 224         - directory with info about Linux on Intel 32 bit architecture.
 225 ia64/
 226         - directory with info about Linux on Intel 64 bit architecture.
 227 infiniband/
 228         - directory with documents concerning Linux InfiniBand support.
 229 init.txt
 230         - what to do when the kernel can't find the 1st process to run.
 231 initrd.txt
 232         - how to use the RAM disk as an initial/temporary root filesystem.
 233 input/
 234         - info on Linux input device support.
 235 intel_txt.txt
 236         - info on intel Trusted Execution Technology (intel TXT).
 237 io-mapping.txt
 238         - description of io_mapping functions in linux/io-mapping.h
 239 io_ordering.txt
 240         - info on ordering I/O writes to memory-mapped addresses.
 241 ioctl/
 242         - directory with documents describing various IOCTL calls.
 243 iostats.txt
 244         - info on I/O statistics Linux kernel provides.
 245 irqflags-tracing.txt
 246         - how to use the irq-flags tracing feature.
 247 isapnp.txt
 248         - info on Linux ISA Plug & Play support.
 249 isdn/
 250         - directory with info on the Linux ISDN support, and supported cards.
 251 java.txt
 252         - info on the in-kernel binary support for Java(tm).
 253 ja_JP/
 254         - directory with Japanese translations of various documents
 255 kbuild/
 256         - directory with info about the kernel build process.
 257 kdump/
 258         - directory with mini HowTo on getting the crash dump code to work.
 259 kernel-docs.txt
 260         - listing of various WWW + books that document kernel internals.
 261 kernel-documentation.rst
 262         - how to write and format reStructuredText kernel documentation
 263 kernel-parameters.txt
 264         - summary listing of command line / boot prompt args for the kernel.
 265 kernel-per-CPU-kthreads.txt
 266         - List of all per-CPU kthreads and how they introduce jitter.
 267 kmemcheck.txt
 268         - info on dynamic checker that detects uses of uninitialized memory.
 269 kmemleak.txt
 270         - info on how to make use of the kernel memory leak detection system
 271 ko_KR/
 272         - directory with Korean translations of various documents
 273 kobject.txt
 274         - info of the kobject infrastructure of the Linux kernel.
 275 kprobes.txt
 276         - documents the kernel probes debugging feature.
 277 kref.txt
 278         - docs on adding reference counters (krefs) to kernel objects.
 279 kselftest.txt
 280         - small unittests for (some) individual codepaths in the kernel.
 281 laptops/
 282         - directory with laptop related info and laptop driver documentation.
 283 ldm.txt
 284         - a brief description of LDM (Windows Dynamic Disks).
 285 leds/
 286         - directory with info about LED handling under Linux.
 287 local_ops.txt
 288         - semantics and behavior of local atomic operations.
 289 locking/
 290         - directory with info about kernel locking primitives
 291 lockup-watchdogs.txt
 292         - info on soft and hard lockup detectors (aka nmi_watchdog).
 293 logo.gif
 294         - full colour GIF image of Linux logo (penguin - Tux).
 295 logo.txt
 296         - info on creator of above logo & site to get additional images from.
 297 lzo.txt
 298         - kernel LZO decompressor input formats
 299 m68k/
 300         - directory with info about Linux on Motorola 68k architecture.
 301 magic-number.txt
 302         - list of magic numbers used to mark/protect kernel data structures.
 303 mailbox.txt
 304         - How to write drivers for the common mailbox framework (IPC).
 305 md.txt
 306         - info on boot arguments for the multiple devices driver.
 307 media-framework.txt
 308         - info on media framework, its data structures, functions and usage.
 309 memory-barriers.txt
 310         - info on Linux kernel memory barriers.
 311 memory-devices/
 312         - directory with info on parts like the Texas Instruments EMIF driver
 313 memory-hotplug.txt
 314         - Hotpluggable memory support, how to use and current status.
 315 metag/
 316         - directory with info about Linux on Meta architecture.
 317 mips/
 318         - directory with info about Linux on MIPS architecture.
 319 misc-devices/
 320         - directory with info about devices using the misc dev subsystem
 321 mmc/
 322         - directory with info about the MMC subsystem
 323 mn10300/
 324         - directory with info about the mn10300 architecture port
 325 module-signing.txt
 326         - Kernel module signing for increased security when loading modules.
 327 mtd/
 328         - directory with info about memory technology devices (flash)
 329 mono.txt
 330         - how to execute Mono-based .NET binaries with the help of BINFMT_MISC.
 331 namespaces/
 332         - directory with various information about namespaces
 333 netlabel/
 334         - directory with information on the NetLabel subsystem.
 335 networking/
 336         - directory with info on various aspects of networking with Linux.
 337 nfc/
 338         - directory relating info about Near Field Communications support.
 339 nommu-mmap.txt
 340         - documentation about no-mmu memory mapping support.
 341 numastat.txt
 342         - info on how to read Numa policy hit/miss statistics in sysfs.
 343 oops-tracing.txt
 344         - how to decode those nasty internal kernel error dump messages.
 345 padata.txt
 346         - An introduction to the "padata" parallel execution API
 347 parisc/
 348         - directory with info on using Linux on PA-RISC architecture.
 349 parport.txt
 350         - how to use the parallel-port driver.
 351 parport-lowlevel.txt
 352         - description and usage of the low level parallel port functions.
 353 pcmcia/
 354         - info on the Linux PCMCIA driver.
 355 percpu-rw-semaphore.txt
 356         - RCU based read-write semaphore optimized for locking for reading
 357 phy.txt
 358         - Description of the generic PHY framework.
 359 pi-futex.txt
 360         - documentation on lightweight priority inheritance futexes.
 361 pinctrl.txt
 362         - info on pinctrl subsystem and the PINMUX/PINCONF and drivers
 363 pnp.txt
 364         - Linux Plug and Play documentation.
 365 power/
 366         - directory with info on Linux PCI power management.
 367 powerpc/
 368         - directory with info on using Linux with the PowerPC.
 369 prctl/
 370         - directory with info on the priveledge control subsystem
 371 preempt-locking.txt
 372         - info on locking under a preemptive kernel.
 373 printk-formats.txt
 374         - how to get printk format specifiers right
 375 pps/
 376         - directory with information on the pulse-per-second support
 377 ptp/
 378         - directory with info on support for IEEE 1588 PTP clocks in Linux.
 379 pwm.txt
 380         - info on the pulse width modulation driver subsystem
 381 ramoops.txt
 382         - documentation of the ramoops oops/panic logging module.
 383 rapidio/
 384         - directory with info on RapidIO packet-based fabric interconnect
 385 rbtree.txt
 386         - info on what red-black trees are and what they are for.
 387 remoteproc.txt
 388         - info on how to handle remote processor (e.g. AMP) offloads/usage.
 389 rfkill.txt
 390         - info on the radio frequency kill switch subsystem/support.
 391 robust-futex-ABI.txt
 392         - documentation of the robust futex ABI.
 393 robust-futexes.txt
 394         - a description of what robust futexes are.
 395 rpmsg.txt
 396         - info on the Remote Processor Messaging (rpmsg) Framework
 397 rtc.txt
 398         - notes on how to use the Real Time Clock (aka CMOS clock) driver.
 399 s390/
 400         - directory with info on using Linux on the IBM S390.
 401 scheduler/
 402         - directory with info on the scheduler.
 403 scsi/
 404         - directory with info on Linux scsi support.
 405 security/
 406         - directory that contains security-related info
 407 serial/
 408         - directory with info on the low level serial API.
 409 serial-console.txt
 410         - how to set up Linux with a serial line console as the default.
 411 sgi-ioc4.txt
 412         - description of the SGI IOC4 PCI (multi function) device.
 413 sh/
 414         - directory with info on porting Linux to a new architecture.
 415 smsc_ece1099.txt
 416         -info on the smsc Keyboard Scan Expansion/GPIO Expansion device.
 417 sound/
 418         - directory with info on sound card support.
 419 sparse.txt
 420         - info on how to obtain and use the sparse tool for typechecking.
 421 spi/
 422         - overview of Linux kernel Serial Peripheral Interface (SPI) support.
 423 stable_api_nonsense.txt
 424         - info on why the kernel does not have a stable in-kernel api or abi.
 425 stable_kernel_rules.txt
 426         - rules and procedures for the -stable kernel releases.
 427 static-keys.txt
 428         - info on how static keys allow debug code in hotpaths via patching
 429 svga.txt
 430         - short guide on selecting video modes at boot via VGA BIOS.
 431 sysfs-rules.txt
 432         - How not to use sysfs.
 433 sysctl/
 434         - directory with info on the /proc/sys/* files.
 435 sysrq.txt
 436         - info on the magic SysRq key.
 437 target/
 438         - directory with info on generating TCM v4 fabric .ko modules
 439 this_cpu_ops.txt
 440         - List rationale behind and the way to use this_cpu operations.
 441 thermal/
 442         - directory with information on managing thermal issues (CPU/temp)
 443 trace/
 444         - directory with info on tracing technologies within linux
 445 unaligned-memory-access.txt
 446         - info on how to avoid arch breaking unaligned memory access in code.
 447 unicode.txt
 448         - info on the Unicode character/font mapping used in Linux.
 449 unshare.txt
 450         - description of the Linux unshare system call.
 451 usb/
 452         - directory with info regarding the Universal Serial Bus.
 453 vDSO/
 454         - directory with info regarding virtual dynamic shared objects
 455 vfio.txt
 456         - info on Virtual Function I/O used in guest/hypervisor instances.
 457 vgaarbiter.txt
 458         - info on enable/disable the legacy decoding on different VGA devices
 459 video-output.txt
 460         - sysfs class driver interface to enable/disable a video output device.
 461 video4linux/
 462         - directory with info regarding video/TV/radio cards and linux.
 463 virtual/
 464         - directory with information on the various linux virtualizations.
 465 vm/
 466         - directory with info on the Linux vm code.
 467 vme_api.txt
 468         - file relating info on the VME bus API in linux
 469 volatile-considered-harmful.txt
 470         - Why the "volatile" type class should not be used
 471 w1/
 472         - directory with documents regarding the 1-wire (w1) subsystem.
 473 watchdog/
 474         - how to auto-reboot Linux if it has "fallen and can't get up". ;-)
 475 wimax/
 476         - directory with info about Intel Wireless Wimax Connections
 477 workqueue.txt
 478         - information on the Concurrency Managed Workqueue implementation
 479 x86/x86_64/
 480         - directory with info on Linux support for AMD x86-64 (Hammer) machines.
 481 xillybus.txt
 482         - Overview and basic ui of xillybus driver
 483 xtensa/
 484         - directory with documents relating to arch/xtensa port/implementation
 485 xz.txt
 486         - how to make use of the XZ data compression within linux kernel
 487 zh_CN/
 488         - directory with Chinese translations of various documents
 489 zorro.txt
 490         - info on writing drivers for Zorro bus devices found on Amigas.