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-rw-r--r--Documentation/kernel-parameters.txt23
1 files changed, 19 insertions, 4 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt
index bca6f389da66..0d189c93eeaf 100644
--- a/Documentation/kernel-parameters.txt
+++ b/Documentation/kernel-parameters.txt
@@ -61,6 +61,7 @@ parameter is applicable:
61 MTD MTD support is enabled. 61 MTD MTD support is enabled.
62 NET Appropriate network support is enabled. 62 NET Appropriate network support is enabled.
63 NUMA NUMA support is enabled. 63 NUMA NUMA support is enabled.
64 GENERIC_TIME The generic timeofday code is enabled.
64 NFS Appropriate NFS support is enabled. 65 NFS Appropriate NFS support is enabled.
65 OSS OSS sound support is enabled. 66 OSS OSS sound support is enabled.
66 PARIDE The ParIDE subsystem is enabled. 67 PARIDE The ParIDE subsystem is enabled.
@@ -179,6 +180,11 @@ running once the system is up.
179 override platform specific driver. 180 override platform specific driver.
180 See also Documentation/acpi-hotkey.txt. 181 See also Documentation/acpi-hotkey.txt.
181 182
183 acpi_pm_good [IA-32,X86-64]
184 Override the pmtimer bug detection: force the kernel
185 to assume that this machine's pmtimer latches its value
186 and always returns good values.
187
182 enable_timer_pin_1 [i386,x86-64] 188 enable_timer_pin_1 [i386,x86-64]
183 Enable PIN 1 of APIC timer 189 Enable PIN 1 of APIC timer
184 Can be useful to work around chipset bugs 190 Can be useful to work around chipset bugs
@@ -341,10 +347,11 @@ running once the system is up.
341 Value can be changed at runtime via 347 Value can be changed at runtime via
342 /selinux/checkreqprot. 348 /selinux/checkreqprot.
343 349
344 clock= [BUGS=IA-32,HW] gettimeofday timesource override. 350 clock= [BUGS=IA-32, HW] gettimeofday clocksource override.
345 Forces specified timesource (if avaliable) to be used 351 [Deprecated]
346 when calculating gettimeofday(). If specicified 352 Forces specified clocksource (if avaliable) to be used
347 timesource is not avalible, it defaults to PIT. 353 when calculating gettimeofday(). If specified
354 clocksource is not avalible, it defaults to PIT.
348 Format: { pit | tsc | cyclone | pmtmr } 355 Format: { pit | tsc | cyclone | pmtmr }
349 356
350 disable_8254_timer 357 disable_8254_timer
@@ -1617,6 +1624,10 @@ running once the system is up.
1617 1624
1618 time Show timing data prefixed to each printk message line 1625 time Show timing data prefixed to each printk message line
1619 1626
1627 clocksource= [GENERIC_TIME] Override the default clocksource
1628 Override the default clocksource and use the clocksource
1629 with the name specified.
1630
1620 tipar.timeout= [HW,PPT] 1631 tipar.timeout= [HW,PPT]
1621 Set communications timeout in tenths of a second 1632 Set communications timeout in tenths of a second
1622 (default 15). 1633 (default 15).
@@ -1658,6 +1669,10 @@ running once the system is up.
1658 usbhid.mousepoll= 1669 usbhid.mousepoll=
1659 [USBHID] The interval which mice are to be polled at. 1670 [USBHID] The interval which mice are to be polled at.
1660 1671
1672 vdso= [IA-32]
1673 vdso=1: enable VDSO (default)
1674 vdso=0: disable VDSO mapping
1675
1661 video= [FB] Frame buffer configuration 1676 video= [FB] Frame buffer configuration
1662 See Documentation/fb/modedb.txt. 1677 See Documentation/fb/modedb.txt.
1663 1678