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DateMon, 21 Jun 2004 09:56:31 +0300 (EEST)
FromCatalin BOIE <>
SubjectRe: Another mtrr - BIOS-e820 mismatch
>> It's a Intel MB, with 2 Pentium 4, with HT, 2GB RAM.
>> (Sorry I could not get more info.)
>>
>> reg00: base=0x00000000 (   0MB), size=2048MB: write-back, count=1
>> reg01: base=0x7ff80000 (2047MB), size= 512KB: uncachable, count=1
>>
>> BIOS-provided physical RAM map:
>> BIOS-e820: 0000000000000000 - 000000000009b400 (usable)
>> BIOS-e820: 000000000009b400 - 00000000000a0000 (reserved)
>> BIOS-e820: 00000000000cc000 - 00000000000d0000 (reserved)
>> BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
>> BIOS-e820: 0000000000100000 - 000000007ff70000 (usable)
>> BIOS-e820: 000000007ff70000 - 000000007ff7b000 (ACPI data)
>> BIOS-e820: 000000007ff7b000 - 000000007ff80000 (ACPI NVS)
>> BIOS-e820: 000000007ff80000 - 0000000080000000 (reserved)
>> BIOS-e820: 00000000fec00000 - 00000000fec10000 (reserved)
>> BIOS-e820: 00000000fee00000 - 00000000fee01000 (reserved)
>> BIOS-e820: 00000000ff800000 - 00000000ffc00000 (reserved)
>> BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
>
> Not a problem. All "usable" memory is cacheable, which
> is what matters for performance. You did lose some RAM
> in the e820 map, but that's a relatively minor issue.

Thanks.

---
Catalin(ux aka Dino) BOIE
catab at deuroconsult.ro
http://kernel.umbrella.ro/
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