From b17530bda22e7ffbf08f7a8a50743256b1672f6a Mon Sep 17 00:00:00 2001 From: Thomas Gleixner Date: Fri, 19 Oct 2007 20:35:02 +0200 Subject: x86: add force_hpet boot option add force_hpet boot option. (this will be useful to make the forced-enable quirks depend on.) Signed-off-by: Thomas Gleixner Signed-off-by: Ingo Molnar --- Documentation/kernel-parameters.txt | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) (limited to 'Documentation/kernel-parameters.txt') diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 189df0bcab99..c6859b94aaa7 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt @@ -431,8 +431,10 @@ and is between 256 and 4096 characters. It is defined in the file over the 8254 in addition to over the IO-APIC. The kernel tries to set a sensible default. - hpet= [X86-32,HPET] option to disable HPET and use PIT. - Format: disable + hpet= [X86-32,HPET] option to control HPET usage + Format: { enable (default) | disable | force } + disable: disable HPET and use PIT instead + force: allow force enabled of undocumented chips (ICH4, VIA) com20020= [HW,NET] ARCnet - COM20020 chipset Format: -- cgit v1.2.3-59-g8ed1b