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Message-Id: <20100814123614.e1498058.randy.dunlap@oracle.com>
Date: Sat, 14 Aug 2010 12:36:14 -0700
From: Randy Dunlap <randy.dunlap@...cle.com>
To: lkml <linux-kernel@...r.kernel.org>,
scsi <linux-scsi@...r.kernel.org>
Cc: jejbscsi <james.bottomley@...e.de>,
torvalds <torvalds@...ux-foundation.org>
Subject: [PATCH] Documentation: move SCSI parameters to their own text file
From: Randy Dunlap <randy.dunlap@...cle.com>
Move SCSI parameters from kernel-parameters.txt to their own text file.
This continues a trend of moving non-core parameters out of
kernel-parameters.txt.
Signed-off-by: Randy Dunlap <randy.dunlap@...cle.com>
---
Documentation/kernel-parameters.txt | 128 ---------------------
Documentation/scsi/scsi-parameters.txt | 139 +++++++++++++++++++++++
2 files changed, 141 insertions(+), 126 deletions(-)
--- linux-2.6.35-git15.orig/Documentation/kernel-parameters.txt
+++ linux-2.6.35-git15/Documentation/kernel-parameters.txt
@@ -88,8 +88,8 @@ parameter is applicable:
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/.
+ A lot of drivers have their options described inside
+ the Documentation/scsi/ sub-directory.
SECURITY Different security models are enabled.
SELINUX SELinux support is enabled.
APPARMOR AppArmor support is enabled.
@@ -284,27 +284,12 @@ and is between 256 and 4096 characters.
add_efi_memmap [EFI; X86] Include EFI memory map in
kernel's map of available physical RAM.
- advansys= [HW,SCSI]
- See header of drivers/scsi/advansys.c.
-
agp= [AGP]
{ off | try_unsupported }
off: disable AGP support
try_unsupported: try to drive unsupported chipsets
(may crash computer or cause data corruption)
- 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.
-
ALSA [HW,ALSA]
See Documentation/sound/alsa/alsa-parameters.txt
@@ -368,8 +353,6 @@ and is between 256 and 4096 characters.
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
@@ -419,10 +402,6 @@ and is between 256 and 4096 characters.
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=X86-32] Override level 2 CPU cache size detection.
@@ -671,8 +650,6 @@ and is between 256 and 4096 characters.
dscc4.setup= [NET]
- dtc3181e= [HW,SCSI]
-
dynamic_printk Enables pr_debug()/dev_dbg() calls if
CONFIG_DYNAMIC_PRINTK_DEBUG has been enabled.
These can also be switched on/off via
@@ -713,8 +690,6 @@ and is between 256 and 4096 characters.
This is desgined to be used in conjunction with
the boot argument: earlyprintk=vga
- eata= [HW,SCSI]
-
edd= [EDD]
Format: {"off" | "on" | "skip[mbr]"}
@@ -770,12 +745,6 @@ and is between 256 and 4096 characters.
Format: <interval>,<probability>,<space>,<times>
See also /Documentation/fault-injection/.
- 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/blockdev/floppy.txt.
@@ -835,14 +804,9 @@ and is between 256 and 4096 characters.
When zero, profiling data is discarded and associated
debugfs files are removed at module unload time.
- 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.
- gvp11= [HW,SCSI]
-
hashdist= [KNL,NUMA] Large hashes allocated during boot
are distributed across NUMA nodes. Defaults on
for 64bit NUMA, off otherwise.
@@ -931,9 +895,6 @@ and is between 256 and 4096 characters.
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>]]]
@@ -983,9 +944,6 @@ and is between 256 and 4096 characters.
programs exec'd, files mmap'd for exec, and all files
opened for read by uid=0.
- in2000= [HW,SCSI]
- See header of drivers/scsi/in2000.c.
-
init= [KNL]
Format: <full_path>
Run specified binary instead of /sbin/init as init
@@ -1063,9 +1021,6 @@ and is between 256 and 4096 characters.
See comment before ip2_setup() in
drivers/char/ip2/ip2base.c.
- ips= [HW,SCSI] Adaptec / IBM ServeRAID controller
- See header of drivers/scsi/ips.c.
-
irqfixup [HW]
When an interrupt is not handled search all handlers
for it. Intended to get systems with badly broken
@@ -1341,9 +1296,6 @@ and is between 256 and 4096 characters.
ltpc= [NET]
Format: <io>,<irq>,<dma>
- mac5380= [HW,SCSI] Format:
- <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
@@ -1365,13 +1317,6 @@ and is between 256 and 4096 characters.
be mounted
Format: <1-256>
- 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.
-
mcatest= [IA-64]
mce [X86-32] Machine Check Exception
@@ -1568,19 +1513,6 @@ and is between 256 and 4096 characters.
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
@@ -1859,10 +1791,6 @@ and is between 256 and 4096 characters.
OSS [HW,OSS]
See Documentation/sound/oss/oss-parameters.txt
- 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>
@@ -1895,9 +1823,6 @@ and is between 256 and 4096 characters.
Currently this function knows 686a and 8231 chips.
Format: [spp|ps2|epp|ecp|ecpepp]
- pas16= [HW,SCSI]
- See header of drivers/scsi/pas16.c.
-
pause_on_oops=
Halt all CPUs after the first oops has been printed for
the specified number of seconds. This is to be used if
@@ -2264,30 +2189,6 @@ and is between 256 and 4096 characters.
sched_debug [KNL] Enables verbose scheduler debug messages.
- 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_level= [SCSI] a bit mask of logging levels
- See drivers/scsi/scsi_logging.h for bits. Also
- settable via sysctl at dev.scsi.logging_level
- (/proc/sys/dev/scsi/logging_level).
- There is also a nice 'scsi_logging_level' script in the
- S390-tools package, available for download at
- http://www-128.ibm.com/developerworks/linux/linux390/s390-tools-1.5.4.html
-
- scsi_mod.scan= [SCSI] sync (default) scans SCSI busses as they are
- discovered. async scans them in kernel threads,
- allowing boot to proceed. none ignores them, expecting
- user space to do the scan.
-
security= [SECURITY] Choose a security module to enable at boot.
If this boot parameter is not specified, only the first
security module asking for security registration will be
@@ -2321,9 +2222,6 @@ and is between 256 and 4096 characters.
The parameter means the number of CPUs to show,
for example 1 means boot CPU only.
- sim710= [SCSI,HW]
- See header of drivers/scsi/sim710.c.
-
simeth= [IA-64]
simscsi=
@@ -2395,9 +2293,6 @@ and is between 256 and 4096 characters.
spia_pedr=
spia_peddr=
- st= [HW,SCSI] SCSI tape parameters (buffers, etc.)
- See Documentation/scsi/st.txt.
-
stacktrace [FTRACE]
Enabled the stack tracer on boot up.
@@ -2455,18 +2350,12 @@ and is between 256 and 4096 characters.
switches= [HW,M68k]
- sym53c416= [HW,SCSI]
- See header of drivers/scsi/sym53c416.c.
-
sysrq_always_enabled
[KNL]
Ignore sysrq setting - this boot parameter will
neutralize any effect of /proc/sys/kernel/sysrq.
Useful for debugging.
- t128= [HW,SCSI]
- See header of drivers/scsi/t128.c.
-
tdfx= [HW,DRM]
test_suspend= [SUSPEND]
@@ -2503,10 +2392,6 @@ and is between 256 and 4096 characters.
<deci-seconds>: poll all this frequency
0: no polling (default)
- tmscsim= [HW,SCSI]
- See comment before function dc390_setup() in
- drivers/scsi/tmscsim.c.
-
topology= [S390]
Format: {off | on}
Specify if the kernel should make use of the cpu
@@ -2547,9 +2432,6 @@ and is between 256 and 4096 characters.
<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.
-
uhash_entries= [KNL,NET]
Set number of hash buckets for UDP/UDP-Lite connections
@@ -2715,12 +2597,6 @@ and is between 256 and 4096 characters.
overridden by individual drivers. 0 will hide
cursors, 1 will display them.
- wd33c93= [HW,SCSI]
- See header of drivers/scsi/wd33c93.c.
-
- wd7000= [HW,SCSI]
- See header of drivers/scsi/wd7000.c.
-
watchdog timers [HW,WDT] For information on watchdog timers,
see Documentation/watchdog/watchdog-parameters.txt
or other driver-specific files in the
--- /dev/null
+++ linux-2.6.35-git15/Documentation/scsi/scsi-parameters.txt
@@ -0,0 +1,139 @@
+ SCSI Kernel Parameters
+ ~~~~~~~~~~~~~~~~~~~~~~
+
+See Documentation/kernel-parameters.txt for general information on
+specifying module parameters.
+
+This document may not be entirely up to date and comprehensive. The command
+"modinfo -p ${modulename}" shows a current list of all parameters of a loadable
+module. Loadable modules, after being loaded into the running kernel, also
+reveal their parameters in /sys/module/${modulename}/parameters/. Some of these
+parameters may be changed at runtime by the command
+"echo -n ${value} > /sys/module/${modulename}/parameters/${parm}".
+
+
+ advansys= [HW,SCSI]
+ See header of drivers/scsi/advansys.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.
+
+ atascsi= [HW,SCSI] Atari SCSI
+
+ BusLogic= [HW,SCSI]
+ See drivers/scsi/BusLogic.c, comment before function
+ BusLogic_ParseDriverOptions().
+
+ dtc3181e= [HW,SCSI]
+
+ eata= [HW,SCSI]
+
+ fd_mcs= [HW,SCSI]
+ See header of drivers/scsi/fd_mcs.c.
+
+ fdomain= [HW,SCSI]
+ See header of drivers/scsi/fdomain.c.
+
+ gdth= [HW,SCSI]
+ See header of drivers/scsi/gdth.c.
+
+ gvp11= [HW,SCSI]
+
+ ibmmcascsi= [HW,MCA,SCSI] IBM MicroChannel SCSI adapter
+ See Documentation/mca.txt.
+
+ in2000= [HW,SCSI]
+ See header of drivers/scsi/in2000.c.
+
+ ips= [HW,SCSI] Adaptec / IBM ServeRAID controller
+ See header of drivers/scsi/ips.c.
+
+ mac5380= [HW,SCSI] Format:
+ <can_queue>,<cmd_per_lun>,<sg_tablesize>,<hostid>,<use_tags>
+
+ 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.
+
+ 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]
+
+ nodisconnect [HW,SCSI,M68K] Disables SCSI disconnects.
+
+ osst= [HW,SCSI] SCSI Tape Driver
+ Format: <buffer_size>,<write_threshold>
+ See also Documentation/scsi/st.txt.
+
+ pas16= [HW,SCSI]
+ See header of drivers/scsi/pas16.c.
+
+ 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_level= [SCSI] a bit mask of logging levels
+ See drivers/scsi/scsi_logging.h for bits. Also
+ settable via sysctl at dev.scsi.logging_level
+ (/proc/sys/dev/scsi/logging_level).
+ There is also a nice 'scsi_logging_level' script in the
+ S390-tools package, available for download at
+ http://www-128.ibm.com/developerworks/linux/linux390/s390-tools-1.5.4.html
+
+ scsi_mod.scan= [SCSI] sync (default) scans SCSI busses as they are
+ discovered. async scans them in kernel threads,
+ allowing boot to proceed. none ignores them, expecting
+ user space to do the scan.
+
+ sim710= [SCSI,HW]
+ See header of drivers/scsi/sim710.c.
+
+ st= [HW,SCSI] SCSI tape parameters (buffers, etc.)
+ See Documentation/scsi/st.txt.
+
+ sym53c416= [HW,SCSI]
+ See header of drivers/scsi/sym53c416.c.
+
+ t128= [HW,SCSI]
+ See header of drivers/scsi/t128.c.
+
+ tmscsim= [HW,SCSI]
+ See comment before function dc390_setup() in
+ drivers/scsi/tmscsim.c.
+
+ u14-34f= [HW,SCSI] UltraStor 14F/34F SCSI host adapter
+ See header of drivers/scsi/u14-34f.c.
+
+ wd33c93= [HW,SCSI]
+ See header of drivers/scsi/wd33c93.c.
+
+ wd7000= [HW,SCSI]
+ See header of drivers/scsi/wd7000.c.
--
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