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author | Ingo Molnar <mingo@elte.hu> | 2008-07-08 05:14:58 -0400 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-07-08 05:14:58 -0400 |
commit | 3de352bbd86f890dd0c5e1c09a6a1b0b29e0f8ce (patch) | |
tree | d4c5eba8cd2abefd7c9f16d089393f0f5999cf63 /Documentation/kernel-parameters.txt | |
parent | 1b8ba39a3fad9c58532f6dad12c94d6e675be656 (diff) | |
parent | 9340e1ccdf7b9b22a2be7f51cd74e8b5e11961bf (diff) |
Merge branch 'x86/mpparse' into x86/devel
Conflicts:
arch/x86/Kconfig
arch/x86/kernel/io_apic_32.c
arch/x86/kernel/setup_64.c
arch/x86/mm/init_32.c
Signed-off-by: Ingo Molnar <mingo@elte.hu>
Diffstat (limited to 'Documentation/kernel-parameters.txt')
-rw-r--r-- | Documentation/kernel-parameters.txt | 23 |
1 files changed, 23 insertions, 0 deletions
diff --git a/Documentation/kernel-parameters.txt b/Documentation/kernel-parameters.txt index 7b44e492cf6..da13d6d1b2b 100644 --- a/Documentation/kernel-parameters.txt +++ b/Documentation/kernel-parameters.txt | |||
@@ -610,6 +610,29 @@ and is between 256 and 4096 characters. It is defined in the file | |||
610 | See drivers/char/README.epca and | 610 | See drivers/char/README.epca and |
611 | Documentation/digiepca.txt. | 611 | Documentation/digiepca.txt. |
612 | 612 | ||
613 | disable_mtrr_cleanup [X86] | ||
614 | enable_mtrr_cleanup [X86] | ||
615 | The kernel tries to adjust MTRR layout from continuous | ||
616 | to discrete, to make X server driver able to add WB | ||
617 | entry later. This parameter enables/disables that. | ||
618 | |||
619 | mtrr_chunk_size=nn[KMG] [X86] | ||
620 | used for mtrr cleanup. It is largest continous chunk | ||
621 | that could hold holes aka. UC entries. | ||
622 | |||
623 | mtrr_gran_size=nn[KMG] [X86] | ||
624 | Used for mtrr cleanup. It is granularity of mtrr block. | ||
625 | Default is 1. | ||
626 | Large value could prevent small alignment from | ||
627 | using up MTRRs. | ||
628 | |||
629 | mtrr_spare_reg_nr=n [X86] | ||
630 | Format: <integer> | ||
631 | Range: 0,7 : spare reg number | ||
632 | Default : 1 | ||
633 | Used for mtrr cleanup. It is spare mtrr entries number. | ||
634 | Set to 2 or more if your graphical card needs more. | ||
635 | |||
613 | disable_mtrr_trim [X86, Intel and AMD only] | 636 | disable_mtrr_trim [X86, Intel and AMD only] |
614 | By default the kernel will trim any uncacheable | 637 | By default the kernel will trim any uncacheable |
615 | memory out of your available memory pool based on | 638 | memory out of your available memory pool based on |