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diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt new file mode 100644 index 0000000..4924d387 --- /dev/null +++ b/Documentation/kernel-parameters.txt @@ -0,0 +1,1511 @@ +February 2003 Kernel Parameters v2.5.59 + ~~~~~~~~~~~~~~~~~ + +The following is a consolidated list of the kernel parameters as implemented +(mostly) by the __setup() macro and sorted into English Dictionary order +(defined as ignoring all punctuation and sorting digits before letters in a +case insensitive manner), and with descriptions where known. + +Module parameters for loadable modules are specified only as the +parameter name with optional '=' and value as appropriate, such as: + + modprobe usbcore blinkenlights=1 + +Module parameters for modules that are built into the kernel image +are specified on the kernel command line with the module name plus +'.' plus parameter name, with '=' and value if appropriate, such as: + + usbcore.blinkenlights=1 + +The text in square brackets at the beginning of the description state the +restrictions on the kernel for the said kernel parameter to be valid. The +restrictions referred to are that the relevant option is valid if: + + ACPI ACPI support is enabled. + ALSA ALSA sound support is enabled. + APIC APIC support is enabled. + APM Advanced Power Management support is enabled. + AX25 Appropriate AX.25 support is enabled. + CD Appropriate CD support is enabled. + DEVFS devfs support is enabled. + DRM Direct Rendering Management support is enabled. + EDD BIOS Enhanced Disk Drive Services (EDD) is enabled + EFI EFI Partitioning (GPT) is enabled + EIDE EIDE/ATAPI support is enabled. + FB The frame buffer device is enabled. + HW Appropriate hardware is enabled. + 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. + ISAPNP ISA PnP code is enabled. + ISDN Appropriate ISDN support is enabled. + JOY Appropriate joystick support is enabled. + LP Printer support is enabled. + LOOP Loopback device support is enabled. + M68k M68k architecture is enabled. + These options have more detailed description inside of + Documentation/m68k/kernel-options.txt. + MCA MCA bus support is enabled. + MDA MDA console support is enabled. + MOUSE Appropriate mouse support is enabled. + MTD MTD support is enabled. + NET Appropriate network support is enabled. + NUMA NUMA support is enabled. + NFS Appropriate NFS support is enabled. + OSS OSS sound support is enabled. + PARIDE The ParIDE subsystem is enabled. + PARISC The PA-RISC architecture is enabled. + PCI PCI bus support is enabled. + PCMCIA The PCMCIA subsystem is enabled. + PNP Plug & Play support is enabled. + PPC PowerPC architecture is enabled. + PPT Parallel port support is enabled. + PS2 Appropriate PS/2 support is enabled. + RAM RAM disk support is enabled. + S390 S390 architecture is enabled. + SCSI Appropriate SCSI support is enabled. + A lot of drivers has their options described inside of + Documentation/scsi/. + SELINUX SELinux support is enabled. + SERIAL Serial support is enabled. + SMP The kernel is an SMP kernel. + SPARC Sparc architecture is enabled. + SWSUSP Software suspension is enabled. + TS Appropriate touchscreen support is enabled. + USB USB support is enabled. + USBHID USB Human Interface Device support is enabled. + V4L Video For Linux support is enabled. + VGA The VGA console has been enabled. + VT Virtual terminal support is enabled. + WDT Watchdog support is enabled. + XT IBM PC/XT MFM hard disk support is enabled. + X86-64 X86-64 architecture is enabled. + More X86-64 boot options can be found in + Documentation/x86_64/boot-options.txt . + +In addition, the following text indicates that the option: + + BUGS= Relates to possible processor bugs on the said processor. + KNL Is a kernel start-up parameter. + BOOT Is a boot loader parameter. + +Parameters denoted with BOOT are actually interpreted by the boot +loader, and have no meaning to the kernel directly. +Do not modify the syntax of boot loader parameters without extreme +need or coordination with <Documentation/i386/boot.txt>. + +Note that ALL kernel parameters listed below are CASE SENSITIVE, and that +a trailing = on the name of any parameter states that that parameter will +be entered as an environment variable, whereas its absence indicates that +it will appear as a kernel argument readable via /proc/cmdline by programs +running once the system is up. + + 53c7xx= [HW,SCSI] Amiga SCSI controllers + See header of drivers/scsi/53c7xx.c. + See also Documentation/scsi/ncr53c7xx.txt. + + acpi= [HW,ACPI] Advanced Configuration and Power Interface + Format: { force | off | ht | strict } + force -- enable ACPI if default was off + off -- disable ACPI if default was on + noirq -- do not use ACPI for IRQ routing + ht -- run only enough ACPI to enable Hyper Threading + strict -- Be less tolerant of platforms that are not + strictly ACPI specification compliant. + + See also Documentation/pm.txt, pci=noacpi + + acpi_sleep= [HW,ACPI] Sleep options + Format: { s3_bios, s3_mode } + See Documentation/power/video.txt + + acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode + Format: { level | edge | high | low } + + acpi_irq_balance [HW,ACPI] ACPI will balance active IRQs + default in APIC mode + + acpi_irq_nobalance [HW,ACPI] ACPI will not move active IRQs (default) + default in PIC mode + + acpi_irq_pci= [HW,ACPI] If irq_balance, Clear listed IRQs for use by PCI + Format: <irq>,<irq>... + + acpi_irq_isa= [HW,ACPI] If irq_balance, Mark listed IRQs used by ISA + Format: <irq>,<irq>... + + acpi_osi= [HW,ACPI] empty param disables _OSI + + acpi_serialize [HW,ACPI] force serialization of AML methods + + acpi_skip_timer_override [HW,ACPI] + Recognize and ignore IRQ0/pin2 Interrupt Override. + For broken nForce2 BIOS resulting in XT-PIC timer. + + acpi_dbg_layer= [HW,ACPI] + Format: <int> + Each bit of the <int> indicates an acpi debug layer, + 1: enable, 0: disable. It is useful for boot time + debugging. After system has booted up, it can be set + via /proc/acpi/debug_layer. + + acpi_dbg_level= [HW,ACPI] + Format: <int> + Each bit of the <int> indicates an acpi debug level, + 1: enable, 0: disable. It is useful for boot time + debugging. After system has booted up, it can be set + via /proc/acpi/debug_level. + + acpi_fake_ecdt [HW,ACPI] Workaround failure due to BIOS lacking ECDT + + ad1816= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2> + See also Documentation/sound/oss/AD1816. + + ad1848= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2>,<type> + + adlib= [HW,OSS] + Format: <io> + + advansys= [HW,SCSI] + See header of drivers/scsi/advansys.c. + + advwdt= [HW,WDT] Advantech WDT + Format: <iostart>,<iostop> + + aedsp16= [HW,OSS] Audio Excel DSP 16 + Format: <io>,<irq>,<dma>,<mss_io>,<mpu_io>,<mpu_irq> + See also header of sound/oss/aedsp16.c. + + aha152x= [HW,SCSI] + See Documentation/scsi/aha152x.txt. + + aha1542= [HW,SCSI] + Format: <portbase>[,<buson>,<busoff>[,<dmaspeed>]] + + aic7xxx= [HW,SCSI] + See Documentation/scsi/aic7xxx.txt. + + aic79xx= [HW,SCSI] + See Documentation/scsi/aic79xx.txt. + + AM53C974= [HW,SCSI] + Format: <host-scsi-id>,<target-scsi-id>,<max-rate>,<max-offset> + See also header of drivers/scsi/AM53C974.c. + + amijoy.map= [HW,JOY] Amiga joystick support + Map of devices attached to JOY0DAT and JOY1DAT + Format: <a>,<b> + See also Documentation/kernel/input/joystick.txt + + analog.map= [HW,JOY] Analog joystick and gamepad support + Specifies type or capabilities of an analog joystick + connected to one of 16 gameports + Format: <type1>,<type2>,..<type16> + + apc= [HW,SPARC] Power management functions (SPARCstation-4/5 + deriv.) + Format: noidle + Disable APC CPU standby support. SPARCstation-Fox does + not play well with APC CPU idle - disable it if you have + APC and your system crashes randomly. + + apic= [APIC,i386] Change the output verbosity whilst booting + Format: { quiet (default) | verbose | debug } + Change the amount of debugging information output + when initialising the APIC and IO-APIC components. + + apm= [APM] Advanced Power Management + See header of arch/i386/kernel/apm.c. + + applicom= [HW] + Format: <mem>,<irq> + + arcrimi= [HW,NET] ARCnet - "RIM I" (entirely mem-mapped) cards + Format: <io>,<irq>,<nodeID> + + ataflop= [HW,M68k] + + atarimouse= [HW,MOUSE] Atari Mouse + + atascsi= [HW,SCSI] Atari SCSI + + atkbd.extra= [HW] Enable extra LEDs and keys on IBM RapidAccess, + EzKey and similar keyboards + + atkbd.reset= [HW] Reset keyboard during initialization + + atkbd.set= [HW] Select keyboard code set + Format: <int> (2 = AT (default) 3 = PS/2) + + atkbd.scroll= [HW] Enable scroll wheel on MS Office and similar + keyboards + + atkbd.softraw= [HW] Choose between synthetic and real raw mode + Format: <bool> (0 = real, 1 = synthetic (default)) + + atkbd.softrepeat= + [HW] Use software keyboard repeat + + autotest [IA64] + + awe= [HW,OSS] AWE32/SB32/AWE64 wave table synth + Format: <io>,<memsize>,<isapnp> + + aztcd= [HW,CD] Aztech CD268 CDROM driver + Format: <io>,0x79 (?) + + baycom_epp= [HW,AX25] + Format: <io>,<mode> + + baycom_par= [HW,AX25] BayCom Parallel Port AX.25 Modem + Format: <io>,<mode> + See header of drivers/net/hamradio/baycom_par.c. + + baycom_ser_fdx= [HW,AX25] BayCom Serial Port AX.25 Modem (Full Duplex Mode) + Format: <io>,<irq>,<mode>[,<baud>] + See header of drivers/net/hamradio/baycom_ser_fdx.c. + + baycom_ser_hdx= [HW,AX25] BayCom Serial Port AX.25 Modem (Half Duplex Mode) + Format: <io>,<irq>,<mode> + See header of drivers/net/hamradio/baycom_ser_hdx.c. + + blkmtd_device= [HW,MTD] + blkmtd_erasesz= + blkmtd_ro= + blkmtd_bs= + blkmtd_count= + + bttv.card= [HW,V4L] bttv (bt848 + bt878 based grabber cards) + bttv.radio= Most important insmod options are available as kernel args too. + bttv.pll= See Documentation/video4linux/bttv/Insmod-options + bttv.tuner= and Documentation/video4linux/bttv/CARDLIST + + BusLogic= [HW,SCSI] + See drivers/scsi/BusLogic.c, comment before function + BusLogic_ParseDriverOptions(). + + c101= [NET] Moxa C101 synchronous serial card + + cachesize= [BUGS=IA-32] Override level 2 CPU cache size detection. + Sometimes CPU hardware bugs make them report the cache + size incorrectly. The kernel will attempt work arounds + to fix known problems, but for some CPUs it is not + possible to determine what the correct size should be. + This option provides an override for these situations. + + cdu31a= [HW,CD] + Format: <io>,<irq>[,PAS] + See header of drivers/cdrom/cdu31a.c. + + chandev= [HW,NET] Generic channel device initialisation + + checkreqprot [SELINUX] Set initial checkreqprot flag value. + Format: { "0" | "1" } + See security/selinux/Kconfig help text. + 0 -- check protection applied by kernel (includes any implied execute protection). + 1 -- check protection requested by application. + Default value is set via a kernel config option. + Value can be changed at runtime via /selinux/checkreqprot. + + clock= [BUGS=IA-32, HW] gettimeofday timesource override. + Forces specified timesource (if avaliable) to be used + when calculating gettimeofday(). If specicified timesource + is not avalible, it defaults to PIT. + Format: { pit | tsc | cyclone | pmtmr } + + hpet= [IA-32,HPET] option to disable HPET and use PIT. + Format: disable + + cm206= [HW,CD] + Format: { auto | [<io>,][<irq>] } + + com20020= [HW,NET] ARCnet - COM20020 chipset + Format: <io>[,<irq>[,<nodeID>[,<backplane>[,<ckp>[,<timeout>]]]]] + + com90io= [HW,NET] ARCnet - COM90xx chipset (IO-mapped buffers) + Format: <io>[,<irq>] + + com90xx= [HW,NET] ARCnet - COM90xx chipset (memory-mapped buffers) + Format: <io>[,<irq>[,<memstart>]] + + condev= [HW,S390] console device + conmode= + + console= [KNL] Output console device and options. + + tty<n> Use the virtual console device <n>. + + ttyS<n>[,options] + Use the specified serial port. The options are of + the form "bbbbpn", where "bbbb" is the baud rate, + "p" is parity ("n", "o", or "e"), and "n" is bits. + Default is "9600n8". + + See also Documentation/serial-console.txt. + + uart,io,<addr>[,options] + uart,mmio,<addr>[,options] + Start an early, polled-mode console on the 8250/16550 + UART at the specified I/O port or MMIO address, + switching to the matching ttyS device later. The + options are the same as for ttyS, above. + + cpcihp_generic= [HW,PCI] Generic port I/O CompactPCI driver + Format: <first_slot>,<last_slot>,<port>,<enum_bit>[,<debug>] + + cpia_pp= [HW,PPT] + Format: { parport<nr> | auto | none } + + cs4232= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2>,<mpuio>,<mpuirq> + + cs89x0_dma= [HW,NET] + Format: <dma> + + cs89x0_media= [HW,NET] + Format: { rj45 | aui | bnc } + + cyclades= [HW,SERIAL] Cyclades multi-serial port adapter. + + dasd= [HW,NET] + See header of drivers/s390/block/dasd_devmap.c. + + db9.dev[2|3]= [HW,JOY] Multisystem joystick support via parallel port + (one device per port) + Format: <port#>,<type> + See also Documentation/input/joystick-parport.txt + + debug [KNL] Enable kernel debugging (events log level). + + decnet= [HW,NET] + Format: <area>[,<node>] + See also Documentation/networking/decnet.txt. + + devfs= [DEVFS] + See Documentation/filesystems/devfs/boot-options. + + dhash_entries= [KNL] + Set number of hash buckets for dentry cache. + + digi= [HW,SERIAL] + IO parameters + enable/disable command. + + digiepca= [HW,SERIAL] + See drivers/char/README.epca and + Documentation/digiepca.txt. + + dmascc= [HW,AX25,SERIAL] AX.25 Z80SCC driver with DMA + support available. + Format: <io_dev0>[,<io_dev1>[,..<io_dev32>]] + + dmasound= [HW,OSS] Sound subsystem buffers + + dscc4.setup= [NET] + + dtc3181e= [HW,SCSI] + + earlyprintk= [IA-32, X86-64] + earlyprintk=vga + earlyprintk=serial[,ttySn[,baudrate]] + + Append ,keep to not disable it when the real console + takes over. + + Only vga or serial at a time, not both. + + Currently only ttyS0 and ttyS1 are supported. + + Interaction with the standard serial driver is not + very good. + + The VGA output is eventually overwritten by the real + console. + + eata= [HW,SCSI] + + eda= [HW,PS2] + + edb= [HW,PS2] + + edd= [EDD] + Format: {"of[f]" | "sk[ipmbr]"} + See comment in arch/i386/boot/edd.S + + eicon= [HW,ISDN] + Format: <id>,<membase>,<irq> + + eisa_irq_edge= [PARISC,HW] + See header of drivers/parisc/eisa.c. + + elanfreq= [IA-32] + See comment before function elanfreq_setup() in + arch/i386/kernel/cpu/cpufreq/elanfreq.c. + + elevator= [IOSCHED] + Format: {"as"|"cfq"|"deadline"|"noop"} + See Documentation/block/as-iosched.txt + and Documentation/block/deadline-iosched.txt for details. + + enforcing [SELINUX] Set initial enforcing status. + Format: {"0" | "1"} + See security/selinux/Kconfig help text. + 0 -- permissive (log only, no denials). + 1 -- enforcing (deny and log). + Default value is 0. + Value can be changed at runtime via /selinux/enforce. + + es1370= [HW,OSS] + Format: <lineout>[,<micbias>] + See also header of sound/oss/es1370.c. + + es1371= [HW,OSS] + Format: <spdif>,[<nomix>,[<amplifier>]] + See also header of sound/oss/es1371.c. + + ether= [HW,NET] Ethernet cards parameters + This option is obsoleted by the "netdev=" option, which + has equivalent usage. See its documentation for details. + + eurwdt= [HW,WDT] Eurotech CPU-1220/1410 onboard watchdog. + Format: <io>[,<irq>] + + fd_mcs= [HW,SCSI] + See header of drivers/scsi/fd_mcs.c. + + fdomain= [HW,SCSI] + See header of drivers/scsi/fdomain.c. + + floppy= [HW] + See Documentation/floppy.txt. + + ftape= [HW] Floppy Tape subsystem debugging options. + See Documentation/ftape.txt. + + gamecon.map[2|3]= + [HW,JOY] Multisystem joystick and NES/SNES/PSX pad + support via parallel port (up to 5 devices per port) + Format: <port#>,<pad1>,<pad2>,<pad3>,<pad4>,<pad5> + See also Documentation/input/joystick-parport.txt + + gamma= [HW,DRM] + + gdth= [HW,SCSI] + See header of drivers/scsi/gdth.c. + + gpt [EFI] Forces disk with valid GPT signature but + invalid Protective MBR to be treated as GPT. + + gscd= [HW,CD] + Format: <io> + + gt96100eth= [NET] MIPS GT96100 Advanced Communication Controller + + gus= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma16> + + gvp11= [HW,SCSI] + + hashdist= [KNL,NUMA] Large hashes allocated during boot + are distributed across NUMA nodes. Defaults on + for IA-64, off otherwise. + + hcl= [IA-64] SGI's Hardware Graph compatibility layer + + hd= [EIDE] (E)IDE hard drive subsystem geometry + Format: <cyl>,<head>,<sect> + + hd?= [HW] (E)IDE subsystem + hd?lun= See Documentation/ide.txt. + + highmem=nn[KMG] [KNL,BOOT] forces the highmem zone to have an exact + size of <nn>. This works even on boxes that have no + highmem otherwise. This also works to reduce highmem + size on bigger boxes. + + hisax= [HW,ISDN] + See Documentation/isdn/README.HiSax. + + hugepages= [HW,IA-32,IA-64] Maximal number of HugeTLB pages. + + noirqbalance [IA-32,SMP,KNL] Disable kernel irq balancing + + i8042.direct [HW] Put keyboard port into non-translated mode + i8042.dumbkbd [HW] Pretend that controlled can only read data from + keyboard and can not control its state + (Don't attempt to blink the leds) + i8042.noaux [HW] Don't check for auxiliary (== mouse) port + i8042.nomux [HW] Don't check presence of an active multiplexing + controller + i8042.nopnp [HW] Don't use ACPIPnP / PnPBIOS to discover KBD/AUX + controllers + i8042.panicblink= + [HW] Frequency with which keyboard LEDs should blink + when kernel panics (default is 0.5 sec) + i8042.reset [HW] Reset the controller during init and cleanup + i8042.unlock [HW] Unlock (ignore) the keylock + + i810= [HW,DRM] + + i8k.force [HW] Activate i8k driver even if SMM BIOS signature + does not match list of supported models. + i8k.power_status + [HW] Report power status in /proc/i8k + (disabled by default) + i8k.restricted [HW] Allow controlling fans only if SYS_ADMIN + capability is set. + + ibmmcascsi= [HW,MCA,SCSI] IBM MicroChannel SCSI adapter + See Documentation/mca.txt. + + icn= [HW,ISDN] + Format: <io>[,<membase>[,<icn_id>[,<icn_id2>]]] + + ide= [HW] (E)IDE subsystem + Format: ide=nodma or ide=doubler or ide=reverse + See Documentation/ide.txt. + + ide?= [HW] (E)IDE subsystem + Format: ide?=noprobe or chipset specific parameters. + See Documentation/ide.txt. + + idebus= [HW] (E)IDE subsystem - VLB/PCI bus speed + See Documentation/ide.txt. + + idle= [HW] + Format: idle=poll or idle=halt + + ihash_entries= [KNL] + Set number of hash buckets for inode cache. + + in2000= [HW,SCSI] + See header of drivers/scsi/in2000.c. + + init= [KNL] + Format: <full_path> + Run specified binary instead of /sbin/init as init + process. + + initcall_debug [KNL] Trace initcalls as they are executed. Useful + for working out where the kernel is dying during + startup. + + initrd= [BOOT] Specify the location of the initial ramdisk + + inport.irq= [HW] Inport (ATI XL and Microsoft) busmouse driver + Format: <irq> + + inttest= [IA64] + + io7= [HW] IO7 for Marvel based alpha systems + See comment before marvel_specify_io7 in + arch/alpha/kernel/core_marvel.c. + + ip= [IP_PNP] + See Documentation/nfsroot.txt. + + ip2= [HW] Set IO/IRQ pairs for up to 4 IntelliPort boards + See comment before ip2_setup() in drivers/char/ip2.c. + + ips= [HW,SCSI] Adaptec / IBM ServeRAID controller + See header of drivers/scsi/ips.c. + + isapnp= [ISAPNP] + Format: <RDP>, <reset>, <pci_scan>, <verbosity> + + isolcpus= [KNL,SMP] Isolate CPUs from the general scheduler. + Format: <cpu number>,...,<cpu number> + This option can be used to specify one or more CPUs + to isolate from the general SMP balancing and scheduling + algorithms. The only way to move a process onto or off + an "isolated" CPU is via the CPU affinity syscalls. + <cpu number> begins at 0 and the maximum value is + "number of CPUs in system - 1". + + This option is the preferred way to isolate CPUs. The + alternative - manually setting the CPU mask of all tasks + in the system can cause problems and suboptimal load + balancer performance. + + isp16= [HW,CD] + Format: <io>,<irq>,<dma>,<setup> + + iucv= [HW,NET] + + js= [HW,JOY] Analog joystick + See Documentation/input/joystick.txt. + + keepinitrd [HW,ARM] + + kstack=N [IA-32, X86-64] Print N words from the kernel stack + in oops dumps. + + l2cr= [PPC] + + lapic [IA-32,APIC] Enable the local APIC even if BIOS disabled it. + + lasi= [HW,SCSI] PARISC LASI driver for the 53c700 chip + Format: addr:<io>,irq:<irq> + + llsc*= [IA64] + See function print_params() in arch/ia64/sn/kernel/llsc4.c. + + load_ramdisk= [RAM] List of ramdisks to load from floppy + See Documentation/ramdisk.txt. + + lockd.udpport= [NFS] + + lockd.tcpport= [NFS] + + logibm.irq= [HW,MOUSE] Logitech Bus Mouse Driver + Format: <irq> + + loglevel= All Kernel Messages with a loglevel smaller than the + console loglevel will be printed to the console. It can + also be changed with klogd or other programs. The + loglevels are defined as follows: + + 0 (KERN_EMERG) system is unusable + 1 (KERN_ALERT) action must be taken immediately + 2 (KERN_CRIT) critical conditions + 3 (KERN_ERR) error conditions + 4 (KERN_WARNING) warning conditions + 5 (KERN_NOTICE) normal but significant condition + 6 (KERN_INFO) informational + 7 (KERN_DEBUG) debug-level messages + + log_buf_len=n Sets the size of the printk ring buffer, in bytes. + Format is n, nk, nM. n must be a power of two. The + default is set in kernel config. + + lp=0 [LP] Specify parallel ports to use, e.g, + lp=port[,port...] lp=none,parport0 (lp0 not configured, lp1 uses + lp=reset first parallel port). 'lp=0' disables the + lp=auto printer driver. 'lp=reset' (which can be + specified in addition to the ports) causes + attached printers to be reset. Using + lp=port1,port2,... specifies the parallel ports + to associate lp devices with, starting with + lp0. A port specification may be 'none' to skip + that lp device, or a parport name such as + 'parport0'. Specifying 'lp=auto' instead of a + port specification list means that device IDs + from each port should be examined, to see if + an IEEE 1284-compliant printer is attached; if + so, the driver will manage that printer. + See also header of drivers/char/lp.c. + + lpj=n [KNL] + Sets loops_per_jiffy to given constant, thus avoiding + time-consuming boot-time autodetection (up to 250 ms per + CPU). 0 enables autodetection (default). To determine + the correct value for your kernel, boot with normal + autodetection and see what value is printed. Note that + on SMP systems the preset will be applied to all CPUs, + which is likely to cause problems if your CPUs need + significantly divergent settings. An incorrect value + will cause delays in the kernel to be wrong, leading to + unpredictable I/O errors and other breakage. Although + unlikely, in the extreme case this might damage your + hardware. + + ltpc= [NET] + Format: <io>,<irq>,<dma> + + mac5380= [HW,SCSI] + Format: <can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags> + + mac53c9x= [HW,SCSI] + Format: <num_esps>,<disconnect>,<nosync>,<can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags> + + machvec= [IA64] + Force the use of a particular machine-vector (machvec) in a generic + kernel. Example: machvec=hpzx1_swiotlb + + mad16= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma16>,<mpu_io>,<mpu_irq>,<joystick> + + maui= [HW,OSS] + Format: <io>,<irq> + + max_loop= [LOOP] Maximum number of loopback devices that can + be mounted + Format: <1-256> + + maxcpus= [SMP] Maximum number of processors that an SMP kernel + should make use of + + max_luns= [SCSI] Maximum number of LUNs to probe + Should be between 1 and 2^32-1. + + max_report_luns= + [SCSI] Maximum number of LUNs received + Should be between 1 and 16384. + + mca-pentium [BUGS=IA-32] + + mcatest= [IA-64] + + mcd= [HW,CD] + Format: <port>,<irq>,<mitsumi_bug_93_wait> + + mcdx= [HW,CD] + + mce [IA-32] Machine Check Exception + + md= [HW] RAID subsystems devices and level + See Documentation/md.txt. + + mdacon= [MDA] + Format: <first>,<last> + Specifies range of consoles to be captured by the MDA. + + mem=nn[KMG] [KNL,BOOT] Force usage of a specific amount of memory + Amount of memory to be used when the kernel is not able + to see the whole system memory or for test. + [IA-32] Use together with memmap= to avoid physical + address space collisions. Without memmap= PCI devices + could be placed at addresses belonging to unused RAM. + + mem=nopentium [BUGS=IA-32] Disable usage of 4MB pages for kernel + memory. + + memmap=exactmap [KNL,IA-32] Enable setting of an exact + E820 memory map, as specified by the user. + Such memmap=exactmap lines can be constructed based on + BIOS output or other requirements. See the memmap=nn@ss + option description. + + memmap=nn[KMG]@ss[KMG] + [KNL] Force usage of a specific region of memory + Region of memory to be used, from ss to ss+nn. + + memmap=nn[KMG]#ss[KMG] + [KNL,ACPI] Mark specific memory as ACPI data. + Region of memory to be used, from ss to ss+nn. + + memmap=nn[KMG]$ss[KMG] + [KNL,ACPI] Mark specific memory as reserved. + Region of memory to be used, from ss to ss+nn. + + meye.*= [HW] Set MotionEye Camera parameters + See Documentation/video4linux/meye.txt. + + mga= [HW,DRM] + + mousedev.tap_time= + [MOUSE] Maximum time between finger touching and + leaving touchpad surface for touch to be considered + a tap and be reported as a left button click (for + touchpads working in absolute mode only). + Format: <msecs> + mousedev.xres= [MOUSE] Horizontal screen resolution, used for devices + reporting absolute coordinates, such as tablets + mousedev.yres= [MOUSE] Vertical screen resolution, used for devices + reporting absolute coordinates, such as tablets + + mpu401= [HW,OSS] + Format: <io>,<irq> + + MTD_Partition= [MTD] + Format: <name>,<region-number>,<size>,<offset> + + MTD_Region= [MTD] + Format: <name>,<region-number>[,<base>,<size>,<buswidth>,<altbuswidth>] + + mtdparts= [MTD] + See drivers/mtd/cmdline.c. + + mtouchusb.raw_coordinates= + [HW] Make the MicroTouch USB driver use raw coordinates ('y', default) + or cooked coordinates ('n') + + n2= [NET] SDL Inc. RISCom/N2 synchronous serial card + + NCR_D700= [HW,SCSI] + See header of drivers/scsi/NCR_D700.c. + + ncr5380= [HW,SCSI] + + ncr53c400= [HW,SCSI] + + ncr53c400a= [HW,SCSI] + + ncr53c406a= [HW,SCSI] + + ncr53c8xx= [HW,SCSI] + + netdev= [NET] Network devices parameters + Format: <irq>,<io>,<mem_start>,<mem_end>,<name> + Note that mem_start is often overloaded to mean + something different and driver-specific. + + nfsaddrs= [NFS] + See Documentation/nfsroot.txt. + + nfsroot= [NFS] nfs root filesystem for disk-less boxes. + See Documentation/nfsroot.txt. + + nmi_watchdog= [KNL,BUGS=IA-32] Debugging features for SMP kernels + + no387 [BUGS=IA-32] Tells the kernel to use the 387 maths + emulation library even if a 387 maths coprocessor + is present. + + noalign [KNL,ARM] + + noapic [SMP,APIC] Tells the kernel to not make use of any + IOAPICs that may be present in the system. + + noasync [HW,M68K] Disables async and sync negotiation for + all devices. + + nobats [PPC] Do not use BATs for mapping kernel lowmem + on "Classic" PPC cores. + + nocache [ARM] + + nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects. + + noexec [IA-64] + + noexec [IA-32, X86-64] + noexec=on: enable non-executable mappings (default) + noexec=off: disable nn-executable mappings + + nofxsr [BUGS=IA-32] + + nohlt [BUGS=ARM] + + no-hlt [BUGS=IA-32] Tells the kernel that the hlt + instruction doesn't work correctly and not to + use it. + + nohalt [IA-64] Tells the kernel not to use the power saving + function PAL_HALT_LIGHT when idle. This increases + power-consumption. On the positive side, it reduces + interrupt wake-up latency, which may improve performance + in certain environments such as networked servers or + real-time systems. + + noirqdebug [IA-32] Disables the code which attempts to detect and + disable unhandled interrupt sources. + + noisapnp [ISAPNP] Disables ISA PnP code. + + noinitrd [RAM] Tells the kernel not to load any configured + initial RAM disk. + + nointroute [IA-64] + + nolapic [IA-32,APIC] Do not enable or use the local APIC. + + noltlbs [PPC] Do not use large page/tlb entries for kernel + lowmem mapping on PPC40x. + + nomce [IA-32] Machine Check Exception + + noresidual [PPC] Don't use residual data on PReP machines. + + noresume [SWSUSP] Disables resume and restore original swap space. + + no-scroll [VGA] Disables scrollback. + This is required for the Braillex ib80-piezo Braille + reader made by F.H. Papenmeier (Germany). + + nosbagart [IA-64] + + nosmp [SMP] Tells an SMP kernel to act as a UP kernel. + + nosync [HW,M68K] Disables sync negotiation for all devices. + + notsc [BUGS=IA-32] Disable Time Stamp Counter + + nousb [USB] Disable the USB subsystem + + nowb [ARM] + + opl3= [HW,OSS] + Format: <io> + + opl3sa= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2>,<mpu_io>,<mpu_irq> + + opl3sa2= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2>,<mss_io>,<mpu_io>,<ymode>,<loopback>[,<isapnp>,<multiple] + + oprofile.timer= [HW] + Use timer interrupt instead of performance counters + + optcd= [HW,CD] + Format: <io> + + osst= [HW,SCSI] SCSI Tape Driver + Format: <buffer_size>,<write_threshold> + See also Documentation/scsi/st.txt. + + panic= [KNL] Kernel behaviour on panic + Format: <timeout> + + parkbd.port= [HW] Parallel port number the keyboard adapter is + connected to, default is 0. + Format: <parport#> + parkbd.mode= [HW] Parallel port keyboard adapter mode of operation, + 0 for XT, 1 for AT (default is AT). + Format: <mode> + + parport=0 [HW,PPT] Specify parallel ports. 0 disables. + parport=auto Use 'auto' to force the driver to use + parport=0xBBB[,IRQ[,DMA]] any IRQ/DMA settings detected (the + default is to ignore detected IRQ/DMA + settings because of possible + conflicts). You can specify the base + address, IRQ, and DMA settings; IRQ and + DMA should be numbers, or 'auto' (for + using detected settings on that + particular port), or 'nofifo' (to avoid + using a FIFO even if it is detected). + Parallel ports are assigned in the + order they are specified on the command + line, starting with parport0. + + parport_init_mode= + [HW,PPT] Configure VIA parallel port to + operate in specific mode. This is + necessary on Pegasos computer where + firmware has no options for setting up + parallel port mode and sets it to + spp. Currently this function knows + 686a and 8231 chips. + Format: [spp|ps2|epp|ecp|ecpepp] + + pas2= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma16>,<sb_io>,<sb_irq>,<sb_dma>,<sb_dma16> + + pas16= [HW,SCSI] + See header of drivers/scsi/pas16.c. + + pcbit= [HW,ISDN] + + pcd. [PARIDE] + See header of drivers/block/paride/pcd.c. + See also Documentation/paride.txt. + + pci=option[,option...] [PCI] various PCI subsystem options: + off [IA-32] don't probe for the PCI bus + bios [IA-32] force use of PCI BIOS, don't access + the hardware directly. Use this if your machine + has a non-standard PCI host bridge. + nobios [IA-32] disallow use of PCI BIOS, only direct + hardware access methods are allowed. Use this + if you experience crashes upon bootup and you + suspect they are caused by the BIOS. + conf1 [IA-32] Force use of PCI Configuration Mechanism 1. + conf2 [IA-32] Force use of PCI Configuration Mechanism 2. + nosort [IA-32] Don't sort PCI devices according to + order given by the PCI BIOS. This sorting is done + to get a device order compatible with older kernels. + biosirq [IA-32] Use PCI BIOS calls to get the interrupt + routing table. These calls are known to be buggy + on several machines and they hang the machine when used, + but on other computers it's the only way to get the + interrupt routing table. Try this option if the kernel + is unable to allocate IRQs or discover secondary PCI + buses on your motherboard. + rom [IA-32] Assign address space to expansion ROMs. + Use with caution as certain devices share address + decoders between ROMs and other resources. + irqmask=0xMMMM [IA-32] Set a bit mask of IRQs allowed to be assigned + automatically to PCI devices. You can make the kernel + exclude IRQs of your ISA cards this way. + lastbus=N [IA-32] Scan all buses till bus #N. Can be useful + if the kernel is unable to find your secondary buses + and you want to tell it explicitly which ones they are. + assign-busses [IA-32] Always assign all PCI bus + numbers ourselves, overriding + whatever the firmware may have + done. + usepirqmask [IA-32] Honor the possible IRQ mask + stored in the BIOS $PIR table. This is + needed on some systems with broken + BIOSes, notably some HP Pavilion N5400 + and Omnibook XE3 notebooks. This will + have no effect if ACPI IRQ routing is + enabled. + noacpi [IA-32] Do not use ACPI for IRQ routing + or for PCI scanning. + routeirq Do IRQ routing for all PCI devices. + This is normally done in pci_enable_device(), + so this option is a temporary workaround + for broken drivers that don't call it. + + firmware [ARM] Do not re-enumerate the bus but + instead just use the configuration + from the bootloader. This is currently + used on IXP2000 systems where the + bus has to be configured a certain way + for adjunct CPUs. + + pcmv= [HW,PCMCIA] BadgePAD 4 + + pd. [PARIDE] + See Documentation/paride.txt. + + pdcchassis= [PARISC,HW] Disable/Enable PDC Chassis Status codes at + boot time. + Format: { 0 | 1 } + See arch/parisc/kernel/pdc_chassis.c + + pf. [PARIDE] + See Documentation/paride.txt. + + pg. [PARIDE] + See Documentation/paride.txt. + + pirq= [SMP,APIC] Manual mp-table setup + See Documentation/i386/IO-APIC.txt. + + plip= [PPT,NET] Parallel port network link + Format: { parport<nr> | timid | 0 } + See also Documentation/parport.txt. + + pnpacpi= [ACPI] + { off } + + pnpbios= [ISAPNP] + { on | off | curr | res | no-curr | no-res } + + pnp_reserve_irq= + [ISAPNP] Exclude IRQs for the autoconfiguration + + pnp_reserve_dma= + [ISAPNP] Exclude DMAs for the autoconfiguration + + pnp_reserve_io= [ISAPNP] Exclude I/O ports for the autoconfiguration + Ranges are in pairs (I/O port base and size). + + pnp_reserve_mem= + [ISAPNP] Exclude memory regions for the autoconfiguration + Ranges are in pairs (memory base and size). + + profile= [KNL] Enable kernel profiling via /proc/profile + { schedule | <number> } + (param: schedule - profile schedule points} + (param: profile step/bucket size as a power of 2 for + statistical time based profiling) + + processor.max_cstate= [HW, ACPI] + Limit processor to maximum C-state + max_cstate=9 overrides any DMI blacklist limit. + + prompt_ramdisk= [RAM] List of RAM disks to prompt for floppy disk + before loading. + See Documentation/ramdisk.txt. + + psmouse.proto= [HW,MOUSE] Highest PS2 mouse protocol extension to + probe for (bare|imps|exps). + psmouse.rate= [HW,MOUSE] Set desired mouse report rate, in reports + per second. + psmouse.resetafter= + [HW,MOUSE] Try to reset the device after so many bad packets + (0 = never). + psmouse.resolution= + [HW,MOUSE] Set desired mouse resolution, in dpi. + psmouse.smartscroll= + [HW,MOUSE] Controls Logitech smartscroll autorepeat, + 0 = disabled, 1 = enabled (default). + + pss= [HW,OSS] Personal Sound System (ECHO ESC614) + Format: <io>,<mss_io>,<mss_irq>,<mss_dma>,<mpu_io>,<mpu_irq> + + pt. [PARIDE] + See Documentation/paride.txt. + + quiet= [KNL] Disable log messages + + r128= [HW,DRM] + + raid= [HW,RAID] + See Documentation/md.txt. + + ramdisk= [RAM] Sizes of RAM disks in kilobytes [deprecated] + See Documentation/ramdisk.txt. + + ramdisk_blocksize= + [RAM] + See Documentation/ramdisk.txt. + + ramdisk_size= [RAM] Sizes of RAM disks in kilobytes + New name for the ramdisk parameter. + See Documentation/ramdisk.txt. + + reboot= [BUGS=IA-32,BUGS=ARM,BUGS=IA-64] Rebooting mode + Format: <reboot_mode>[,<reboot_mode2>[,...]] + See arch/*/kernel/reboot.c. + + reserve= [KNL,BUGS] Force the kernel to ignore some iomem area + + resume= [SWSUSP] Specify the partition device for software suspension + + rhash_entries= [KNL,NET] + Set number of hash buckets for route cache + + riscom8= [HW,SERIAL] + Format: <io_board1>[,<io_board2>[,...<io_boardN>]] + + ro [KNL] Mount root device read-only on boot + + root= [KNL] Root filesystem + + rootdelay= [KNL] Delay (in seconds) to pause before attempting to + mount the root filesystem + + rootflags= [KNL] Set root filesystem mount option string + + rootfstype= [KNL] Set root filesystem type + + rw [KNL] Mount root device read-write on boot + + S [KNL] Run init in single mode + + sa1100ir [NET] + See drivers/net/irda/sa1100_ir.c. + + sb= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2> + + sbni= [NET] Granch SBNI12 leased line adapter + + sbpcd= [HW,CD] Soundblaster CD adapter + Format: <io>,<type> + See a comment before function sbpcd_setup() in + drivers/cdrom/sbpcd.c. + + sc1200wdt= [HW,WDT] SC1200 WDT (watchdog) driver + Format: <io>[,<timeout>[,<isapnp>]] + + scsi_debug_*= [SCSI] + See drivers/scsi/scsi_debug.c. + + scsi_default_dev_flags= + [SCSI] SCSI default device flags + Format: <integer> + + scsi_dev_flags= [SCSI] Black/white list entry for vendor and model + Format: <vendor>:<model>:<flags> + (flags are integer value) + + scsi_logging= [SCSI] + + selinux [SELINUX] Disable or enable SELinux at boot time. + Format: { "0" | "1" } + See security/selinux/Kconfig help text. + 0 -- disable. + 1 -- enable. + Default value is set via kernel config option. + If enabled at boot time, /selinux/disable can be used + later to disable prior to initial policy load. + + serialnumber [BUGS=IA-32] + + sg_def_reserved_size= + [SCSI] + + sgalaxy= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2>,<sgbase> + + shapers= [NET] + Maximal number of shapers. + + sim710= [SCSI,HW] + See header of drivers/scsi/sim710.c. + + simeth= [IA-64] + simscsi= + + sjcd= [HW,CD] + Format: <io>,<irq>,<dma> + See header of drivers/cdrom/sjcd.c. + + slram= [HW,MTD] + + smart2= [HW] + Format: <io1>[,<io2>[,...,<io8>]] + + snd-ad1816a= [HW,ALSA] + + snd-ad1848= [HW,ALSA] + + snd-ali5451= [HW,ALSA] + + snd-als100= [HW,ALSA] + + snd-als4000= [HW,ALSA] + + snd-azt2320= [HW,ALSA] + + snd-cmi8330= [HW,ALSA] + + snd-cmipci= [HW,ALSA] + + snd-cs4231= [HW,ALSA] + + snd-cs4232= [HW,ALSA] + + snd-cs4236= [HW,ALSA] + + snd-cs4281= [HW,ALSA] + + snd-cs46xx= [HW,ALSA] + + snd-dt019x= [HW,ALSA] + + snd-dummy= [HW,ALSA] + + snd-emu10k1= [HW,ALSA] + + snd-ens1370= [HW,ALSA] + + snd-ens1371= [HW,ALSA] + + snd-es968= [HW,ALSA] + + snd-es1688= [HW,ALSA] + + snd-es18xx= [HW,ALSA] + + snd-es1938= [HW,ALSA] + + snd-es1968= [HW,ALSA] + + snd-fm801= [HW,ALSA] + + snd-gusclassic= [HW,ALSA] + + snd-gusextreme= [HW,ALSA] + + snd-gusmax= [HW,ALSA] + + snd-hdsp= [HW,ALSA] + + snd-ice1712= [HW,ALSA] + + snd-intel8x0= [HW,ALSA] + + snd-interwave= [HW,ALSA] + + snd-interwave-stb= + [HW,ALSA] + + snd-korg1212= [HW,ALSA] + + snd-maestro3= [HW,ALSA] + + snd-mpu401= [HW,ALSA] + + snd-mtpav= [HW,ALSA] + + snd-nm256= [HW,ALSA] + + snd-opl3sa2= [HW,ALSA] + + snd-opti92x-ad1848= + [HW,ALSA] + + snd-opti92x-cs4231= + [HW,ALSA] + + snd-opti93x= [HW,ALSA] + + snd-pmac= [HW,ALSA] + + snd-rme32= [HW,ALSA] + + snd-rme96= [HW,ALSA] + + snd-rme9652= [HW,ALSA] + + snd-sb8= [HW,ALSA] + + snd-sb16= [HW,ALSA] + + snd-sbawe= [HW,ALSA] + + snd-serial= [HW,ALSA] + + snd-sgalaxy= [HW,ALSA] + + snd-sonicvibes= [HW,ALSA] + + snd-sun-amd7930= + [HW,ALSA] + + snd-sun-cs4231= [HW,ALSA] + + snd-trident= [HW,ALSA] + + snd-usb-audio= [HW,ALSA,USB] + + snd-via82xx= [HW,ALSA] + + snd-virmidi= [HW,ALSA] + + snd-wavefront= [HW,ALSA] + + snd-ymfpci= [HW,ALSA] + + sonicvibes= [HW,OSS] + Format: <reverb> + + sonycd535= [HW,CD] + Format: <io>[,<irq>] + + sonypi.*= [HW] Sony Programmable I/O Control Device driver + See Documentation/sonypi.txt + + specialix= [HW,SERIAL] Specialix multi-serial port adapter + See Documentation/specialix.txt. + + spia_io_base= [HW,MTD] + spia_fio_base= + spia_pedr= + spia_peddr= + + sscape= [HW,OSS] + Format: <io>,<irq>,<dma>,<mpu_io>,<mpu_irq> + + st= [HW,SCSI] SCSI tape parameters (buffers, etc.) + See Documentation/scsi/st.txt. + + st0x= [HW,SCSI] + See header of drivers/scsi/seagate.c. + + sti= [PARISC,HW] + Format: <num> + Set the STI (builtin display/keyboard on the HP-PARISC + machines) console (graphic card) which should be used + as the initial boot-console. + See also comment in drivers/video/console/sticore.c. + + sti_font= [HW] + See comment in drivers/video/console/sticore.c. + + stifb= [HW] + Format: bpp:<bpp1>[:<bpp2>[:<bpp3>...]] + + stram_swap= [HW,M68k] + + swiotlb= [IA-64] Number of I/O TLB slabs + + switches= [HW,M68k] + + sym53c416= [HW,SCSI] + See header of drivers/scsi/sym53c416.c. + + t128= [HW,SCSI] + See header of drivers/scsi/t128.c. + + tdfx= [HW,DRM] + + thash_entries= [KNL,NET] + Set number of hash buckets for TCP connection + + time Show timing data prefixed to each printk message line + + tipar.timeout= [HW,PPT] + Set communications timeout in tenths of a second + (default 15). + + tipar.delay= [HW,PPT] + Set inter-bit delay in microseconds (default 10). + + tmc8xx= [HW,SCSI] + See header of drivers/scsi/seagate.c. + + tmscsim= [HW,SCSI] + See comment before function dc390_setup() in + drivers/scsi/tmscsim.c. + + tp720= [HW,PS2] + + trix= [HW,OSS] MediaTrix AudioTrix Pro + Format: <io>,<irq>,<dma>,<dma2>,<sb_io>,<sb_irq>,<sb_dma>,<mpu_io>,<mpu_irq> + + tsdev.xres= [TS] Horizontal screen resolution. + tsdev.yres= [TS] Vertical screen resolution. + + turbografx.map[2|3]= + [HW,JOY] TurboGraFX parallel port interface + Format: <port#>,<js1>,<js2>,<js3>,<js4>,<js5>,<js6>,<js7> + See also Documentation/input/joystick-parport.txt + + u14-34f= [HW,SCSI] UltraStor 14F/34F SCSI host adapter + See header of drivers/scsi/u14-34f.c. + + uart401= [HW,OSS] + Format: <io>,<irq> + + uart6850= [HW,OSS] + Format: <io>,<irq> + + usb-handoff [HW] Enable early USB BIOS -> OS handoff + + usbhid.mousepoll= + [USBHID] The interval which mice are to be polled at. + + video= [FB] Frame buffer configuration + See Documentation/fb/modedb.txt. + + vga= [BOOT,IA-32] Select a particular video mode + See Documentation/i386/boot.txt and Documentation/svga.txt. + Use vga=ask for menu. + This is actually a boot loader parameter; the value is + passed to the kernel using a special protocol. + + vmalloc=nn[KMG] [KNL,BOOT] forces the vmalloc area to have an exact + size of <nn>. This can be used to increase the + minimum size (128MB on x86). It can also be used to + decrease the size and leave more room for directly + mapped kernel RAM. + + vmhalt= [KNL,S390] + + vmpoff= [KNL,S390] + + waveartist= [HW,OSS] + Format: <io>,<irq>,<dma>,<dma2> + + wd33c93= [HW,SCSI] + See header of drivers/scsi/wd33c93.c. + + wd7000= [HW,SCSI] + See header of drivers/scsi/wd7000.c. + + wdt= [WDT] Watchdog + See Documentation/watchdog/watchdog.txt. + + xd= [HW,XT] Original XT pre-IDE (RLL encoded) disks. + xd_geo= See header of drivers/block/xd.c. + + xirc2ps_cs= [NET,PCMCIA] + Format: <irq>,<irq_mask>,<io>,<full_duplex>,<do_sound>,<lockup_hack>[,<irq2>[,<irq3>[,<irq4>]]] + + + +Changelog: + + The last known update (for 2.4.0) - the changelog was not kept before. + 2000-06-?? Mr. Unknown + + Update for 2.5.49, description for most of the options introduced, + references to other documentation (C files, READMEs, ..), added S390, + PPC, SPARC, MTD, ALSA and OSS category. Minor corrections and + reformatting. + 2002-11-24 Petr Baudis <pasky@ucw.cz> + Randy Dunlap <randy.dunlap@verizon.net> + +TODO: + + Add documentation for ALSA options. + Add more DRM drivers. |
