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-rw-r--r--Documentation/kernel-parameters.txt19
1 files changed, 17 insertions, 2 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index e07c432c731f..7b44e492cf68 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -271,6 +271,17 @@ and is between 256 and 4096 characters. It is defined in the file
271 aic79xx= [HW,SCSI] 271 aic79xx= [HW,SCSI]
272 See Documentation/scsi/aic79xx.txt. 272 See Documentation/scsi/aic79xx.txt.
273 273
274 amd_iommu= [HW,X86-84]
275 Pass parameters to the AMD IOMMU driver in the system.
276 Possible values are:
277 isolate - enable device isolation (each device, as far
278 as possible, will get its own protection
279 domain)
280 amd_iommu_size= [HW,X86-64]
281 Define the size of the aperture for the AMD IOMMU
282 driver. Possible values are:
283 '32M', '64M' (default), '128M', '256M', '512M', '1G'
284
274 amijoy.map= [HW,JOY] Amiga joystick support 285 amijoy.map= [HW,JOY] Amiga joystick support
275 Map of devices attached to JOY0DAT and JOY1DAT 286 Map of devices attached to JOY0DAT and JOY1DAT
276 Format: <a>,<b> 287 Format: <a>,<b>
@@ -295,7 +306,7 @@ and is between 256 and 4096 characters. It is defined in the file
295 when initialising the APIC and IO-APIC components. 306 when initialising the APIC and IO-APIC components.
296 307
297 apm= [APM] Advanced Power Management 308 apm= [APM] Advanced Power Management
298 See header of arch/i386/kernel/apm.c. 309 See header of arch/x86/kernel/apm_32.c.
299 310
300 arcrimi= [HW,NET] ARCnet - "RIM I" (entirely mem-mapped) cards 311 arcrimi= [HW,NET] ARCnet - "RIM I" (entirely mem-mapped) cards
301 Format: <io>,<irq>,<nodeID> 312 Format: <io>,<irq>,<nodeID>
@@ -638,7 +649,7 @@ and is between 256 and 4096 characters. It is defined in the file
638 649
639 elanfreq= [X86-32] 650 elanfreq= [X86-32]
640 See comment before function elanfreq_setup() in 651 See comment before function elanfreq_setup() in
641 arch/i386/kernel/cpu/cpufreq/elanfreq.c. 652 arch/x86/kernel/cpu/cpufreq/elanfreq.c.
642 653
643 elevator= [IOSCHED] 654 elevator= [IOSCHED]
644 Format: {"anticipatory" | "cfq" | "deadline" | "noop"} 655 Format: {"anticipatory" | "cfq" | "deadline" | "noop"}
@@ -1679,6 +1690,10 @@ and is between 256 and 4096 characters. It is defined in the file
1679 Format: <reboot_mode>[,<reboot_mode2>[,...]] 1690 Format: <reboot_mode>[,<reboot_mode2>[,...]]
1680 See arch/*/kernel/reboot.c or arch/*/kernel/process.c 1691 See arch/*/kernel/reboot.c or arch/*/kernel/process.c
1681 1692
1693 relax_domain_level=
1694 [KNL, SMP] Set scheduler's default relax_domain_level.
1695 See Documentation/cpusets.txt.
1696
1682 reserve= [KNL,BUGS] Force the kernel to ignore some iomem area 1697 reserve= [KNL,BUGS] Force the kernel to ignore some iomem area
1683 1698
1684 reservetop= [X86-32] 1699 reservetop= [X86-32]