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SubjectRe: MTRR setup failure on Fujitsu Lifebook S761
On 08/26/2011 05:37 AM, Tony Vroon wrote:
>
> Full dmesg:
> Initializing cgroup subsys cpu
> Linux version 3.1.0-rc3-00161-g671ee7f (root@adrastea) (gcc version
> 4.5.3 (Gentoo 4.5.3-r1 p1.0, pie-0.4.5) ) #1 SMP PREEMPT Fri Aug 26
> 08:46:08 BST 2011
> Command line: auto BOOT_IMAGE=3.1.0-rc3-00161 rw root=0
> Disabled fast string operations
> BIOS-provided physical RAM map:
> BIOS-e820: 0000000000000000 - 000000000009d800 (usable)
> BIOS-e820: 000000000009d800 - 00000000000a0000 (reserved)
> BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
> BIOS-e820: 0000000000100000 - 00000000ca98f000 (usable)
> BIOS-e820: 00000000ca98f000 - 00000000cae9f000 (reserved)
> BIOS-e820: 00000000cae9f000 - 00000000caf9f000 (ACPI NVS)
> BIOS-e820: 00000000caf9f000 - 00000000cafff000 (ACPI data)
> BIOS-e820: 00000000cafff000 - 00000000cb000000 (usable)
> BIOS-e820: 00000000cb000000 - 00000000cfa00000 (reserved)
> BIOS-e820: 00000000f8000000 - 00000000fc000000 (reserved)
> BIOS-e820: 00000000fec00000 - 00000000fec01000 (reserved)
> BIOS-e820: 00000000fed10000 - 00000000fed1a000 (reserved)
> BIOS-e820: 00000000fed1c000 - 00000000fed20000 (reserved)
> BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
> BIOS-e820: 00000000ffda0000 - 0000000100000000 (reserved)
> BIOS-e820: 0000000100000000 - 000000012e600000 (usable)
> NX (Execute Disable) protection: active
> DMI 2.6 present.
> DMI: FUJITSU LIFEBOOK S761/FJNB225, BIOS Version 1.15 07/05/2011
> e820 update range: 0000000000000000 - 0000000000010000 (usable) ==>
> (reserved)
> e820 remove range: 00000000000a0000 - 0000000000100000 (usable)
> No AGP bridge found
> last_pfn = 0x12e600 max_arch_pfn = 0x400000000
> MTRR default type: uncachable
> MTRR fixed ranges enabled:
> 00000-9FFFF write-back
> A0000-BFFFF uncachable
> C0000-FFFFF write-protect
> MTRR variable ranges enabled:
> 0 base 0FFC00000 mask FFFC00000 write-protect
> 1 base 000000000 mask F80000000 write-back
> 2 base 080000000 mask FC0000000 write-back
> 3 base 0C0000000 mask FE0000000 write-back
> 4 base 0D0000000 mask FF0000000 uncachable
> 5 base 0CC000000 mask FFC000000 uncachable
> 6 base 0CB000000 mask FFF000000 uncachable
> 7 base 100000000 mask FC0000000 write-back
> 8 base 130000000 mask FF0000000 uncachable
> 9 base 12F000000 mask FFF000000 uncachable

Hm, I don't see any evidence of the MTRR sanitizer running at all...

-hpa

--
H. Peter Anvin, Intel Open Source Technology Center
I work for Intel. I don't speak on their behalf.



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