diff options
Diffstat (limited to 'Documentation/kernel-parameters.txt')
| -rw-r--r-- | Documentation/kernel-parameters.txt | 28 |
1 files changed, 15 insertions, 13 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 8511d3532c2..28de395fa09 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -114,7 +114,7 @@ In addition, the following text indicates that the option: 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/x86/i386/boot.txt>. +need or coordination with <Documentation/x86/boot.txt>. There are also arch-specific kernel-parameters not documented here. See for example <Documentation/x86/x86_64/boot-options.txt>. @@ -134,7 +134,7 @@ and is between 256 and 4096 characters. It is defined in the file acpi= [HW,ACPI,X86-64,i386] Advanced Configuration and Power Interface - Format: { force | off | ht | strict | noirq } + Format: { force | off | ht | strict | noirq | rsdt } force -- enable ACPI if default was off off -- disable ACPI if default was on noirq -- do not use ACPI for IRQ routing @@ -577,9 +577,6 @@ and is between 256 and 4096 characters. It is defined in the file a memory unit (amount[KMG]). See also Documentation/kdump/kdump.txt for a example. - cs4232= [HW,OSS] - Format: <io>,<irq>,<dma>,<dma2>,<mpuio>,<mpuirq> - cs89x0_dma= [HW,NET] Format: <dma> @@ -732,10 +729,6 @@ and is between 256 and 4096 characters. It is defined in the file Default value is 0. Value can be changed at runtime via /selinux/enforce. - 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. @@ -875,8 +868,10 @@ and is between 256 and 4096 characters. It is defined in the file icn= [HW,ISDN] Format: <io>[,<membase>[,<icn_id>[,<icn_id2>]]] - ide= [HW] (E)IDE subsystem - Format: ide=nodma or ide=doubler + ide-core.nodma= [HW] (E)IDE subsystem + Format: =0.0 to prevent dma on hda, =0.1 hdb =1.0 hdc + .vlb_clock .pci_clock .noflush .noprobe .nowerr .cdrom + .chs .ignore_cable are additional options See Documentation/ide/ide.txt. idebus= [HW] (E)IDE subsystem - VLB/PCI bus speed @@ -944,6 +939,8 @@ and is between 256 and 4096 characters. It is defined in the file intel_iommu= [DMAR] Intel IOMMU driver (DMAR) option + on + Enable intel iommu driver. off Disable intel iommu driver. igfx_off [Default Off] @@ -1313,8 +1310,13 @@ and is between 256 and 4096 characters. It is defined in the file memtest= [KNL,X86] Enable memtest Format: <integer> - range: 0,4 : pattern number default : 0 <disable> + Specifies the number of memtest passes to be + performed. Each pass selects another test + pattern from a given set of patterns. Memtest + fills the memory with this pattern, validates + memory contents and reserves bad memory + regions that are detected. meye.*= [HW] Set MotionEye Camera parameters See Documentation/video4linux/meye.txt. @@ -2454,7 +2456,7 @@ and is between 256 and 4096 characters. It is defined in the file See Documentation/fb/modedb.txt. vga= [BOOT,X86-32] Select a particular video mode - See Documentation/x86/i386/boot.txt and + See Documentation/x86/boot.txt and Documentation/svga.txt. Use vga=ask for menu. This is actually a boot loader parameter; the value is |