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-rw-r--r--Documentation/kernel-parameters.txt28
1 files changed, 23 insertions, 5 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index df262b3c3d6e..f5662b7a34d1 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -147,10 +147,14 @@ and is between 256 and 4096 characters. It is defined in the file
147 default: 0 147 default: 0
148 148
149 acpi_sleep= [HW,ACPI] Sleep options 149 acpi_sleep= [HW,ACPI] Sleep options
150 Format: { s3_bios, s3_mode, s3_beep } 150 Format: { s3_bios, s3_mode, s3_beep, old_ordering }
151 See Documentation/power/video.txt for s3_bios and s3_mode. 151 See Documentation/power/video.txt for s3_bios and s3_mode.
152 s3_beep is for debugging; it makes the PC's speaker beep 152 s3_beep is for debugging; it makes the PC's speaker beep
153 as soon as the kernel's real-mode entry point is called. 153 as soon as the kernel's real-mode entry point is called.
154 old_ordering causes the ACPI 1.0 ordering of the _PTS
155 control method, wrt putting devices into low power
156 states, to be enforced (the ACPI 2.0 ordering of _PTS is
157 used by default).
154 158
155 acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode 159 acpi_sci= [HW,ACPI] ACPI System Control Interrupt trigger mode
156 Format: { level | edge | high | low } 160 Format: { level | edge | high | low }
@@ -571,6 +575,8 @@ and is between 256 and 4096 characters. It is defined in the file
571 575
572 debug_objects [KNL] Enable object debugging 576 debug_objects [KNL] Enable object debugging
573 577
578 debugpat [X86] Enable PAT debugging
579
574 decnet.addr= [HW,NET] 580 decnet.addr= [HW,NET]
575 Format: <area>[,<node>] 581 Format: <area>[,<node>]
576 See also Documentation/networking/decnet.txt. 582 See also Documentation/networking/decnet.txt.
@@ -756,9 +762,6 @@ and is between 256 and 4096 characters. It is defined in the file
756 hd= [EIDE] (E)IDE hard drive subsystem geometry 762 hd= [EIDE] (E)IDE hard drive subsystem geometry
757 Format: <cyl>,<head>,<sect> 763 Format: <cyl>,<head>,<sect>
758 764
759 hd?= [HW] (E)IDE subsystem
760 hd?lun= See Documentation/ide/ide.txt.
761
762 highmem=nn[KMG] [KNL,BOOT] forces the highmem zone to have an exact 765 highmem=nn[KMG] [KNL,BOOT] forces the highmem zone to have an exact
763 size of <nn>. This works even on boxes that have no 766 size of <nn>. This works even on boxes that have no
764 highmem otherwise. This also works to reduce highmem 767 highmem otherwise. This also works to reduce highmem
@@ -819,7 +822,7 @@ and is between 256 and 4096 characters. It is defined in the file
819 See Documentation/ide/ide.txt. 822 See Documentation/ide/ide.txt.
820 823
821 idle= [X86] 824 idle= [X86]
822 Format: idle=poll or idle=mwait 825 Format: idle=poll or idle=mwait, idle=halt, idle=nomwait
823 Poll forces a polling idle loop that can slightly improves the performance 826 Poll forces a polling idle loop that can slightly improves the performance
824 of waking up a idle CPU, but will use a lot of power and make the system 827 of waking up a idle CPU, but will use a lot of power and make the system
825 run hot. Not recommended. 828 run hot. Not recommended.
@@ -827,6 +830,9 @@ and is between 256 and 4096 characters. It is defined in the file
827 to not use it because it doesn't save as much power as a normal idle 830 to not use it because it doesn't save as much power as a normal idle
828 loop use the MONITOR/MWAIT idle loop anyways. Performance should be the same 831 loop use the MONITOR/MWAIT idle loop anyways. Performance should be the same
829 as idle=poll. 832 as idle=poll.
833 idle=halt. Halt is forced to be used for CPU idle.
834 In such case C2/C3 won't be used again.
835 idle=nomwait. Disable mwait for CPU C-states
830 836
831 ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem 837 ide-pci-generic.all-generic-ide [HW] (E)IDE subsystem
832 Claim all unknown PCI IDE storage controllers. 838 Claim all unknown PCI IDE storage controllers.
@@ -1242,6 +1248,11 @@ and is between 256 and 4096 characters. It is defined in the file
1242 mtdparts= [MTD] 1248 mtdparts= [MTD]
1243 See drivers/mtd/cmdlinepart.c. 1249 See drivers/mtd/cmdlinepart.c.
1244 1250
1251 mtdset= [ARM]
1252 ARM/S3C2412 JIVE boot control
1253
1254 See arch/arm/mach-s3c2412/mach-jive.c
1255
1245 mtouchusb.raw_coordinates= 1256 mtouchusb.raw_coordinates=
1246 [HW] Make the MicroTouch USB driver use raw coordinates 1257 [HW] Make the MicroTouch USB driver use raw coordinates
1247 ('y', default) or cooked coordinates ('n') 1258 ('y', default) or cooked coordinates ('n')
@@ -1537,6 +1548,9 @@ and is between 256 and 4096 characters. It is defined in the file
1537 Use with caution as certain devices share 1548 Use with caution as certain devices share
1538 address decoders between ROMs and other 1549 address decoders between ROMs and other
1539 resources. 1550 resources.
1551 norom [X86-32,X86_64] Do not assign address space to
1552 expansion ROMs that do not already have
1553 BIOS assigned address ranges.
1540 irqmask=0xMMMM [X86-32] Set a bit mask of IRQs allowed to be 1554 irqmask=0xMMMM [X86-32] Set a bit mask of IRQs allowed to be
1541 assigned automatically to PCI devices. You can 1555 assigned automatically to PCI devices. You can
1542 make the kernel exclude IRQs of your ISA cards 1556 make the kernel exclude IRQs of your ISA cards
@@ -1612,6 +1626,10 @@ and is between 256 and 4096 characters. It is defined in the file
1612 Format: { parport<nr> | timid | 0 } 1626 Format: { parport<nr> | timid | 0 }
1613 See also Documentation/parport.txt. 1627 See also Documentation/parport.txt.
1614 1628
1629 pmtmr= [X86] Manual setup of pmtmr I/O Port.
1630 Override pmtimer IOPort with a hex value.
1631 e.g. pmtmr=0x508
1632
1615 pnpacpi= [ACPI] 1633 pnpacpi= [ACPI]
1616 { off } 1634 { off }
1617 1635