On Mon, 5 Nov 2007, H. Peter Anvin wrote:
reg00: base=0x00000000 ( 0MB), size=2048MB: write-back, count=1
reg01: base=0x80000000 (2048MB), size=1024MB: write-back, count=1
reg02: base=0xc0000000 (3072MB), size= 256MB: write-back, count=1
reg03: base=0xcf800000 (3320MB), size= 8MB: uncachable, count=1
reg04: base=0xcf700000 (3319MB), size= 1MB: uncachable, count=1
reg05: base=0x100000000 (4096MB), size= 512MB: write-back, count=1
reg06: base=0x120000000 (4608MB), size= 128MB: write-back, count=1
What does your e820 map look like?
BIOS-provided physical RAM map:
BIOS-e820: 0000000000000000 - 000000000008f000 (usable)
BIOS-e820: 000000000008f000 - 00000000000a0000 (reserved)
BIOS-e820: 00000000000e0000 - 0000000000100000 (reserved)
BIOS-e820: 0000000000100000 - 00000000cf561000 (usable)
BIOS-e820: 00000000cf561000 - 00000000cf56e000 (reserved)
BIOS-e820: 00000000cf56e000 - 00000000cf637000 (usable)
BIOS-e820: 00000000cf637000 - 00000000cf6e9000 (ACPI NVS)
BIOS-e820: 00000000cf6e9000 - 00000000cf6ed000 (usable)
BIOS-e820: 00000000cf6ed000 - 00000000cf6f2000 (ACPI data)
BIOS-e820: 00000000cf6f2000 - 00000000cf6f3000 (usable)
BIOS-e820: 00000000cf6f3000 - 00000000cf6ff000 (ACPI data)
BIOS-e820: 00000000cf6ff000 - 00000000cf700000 (usable)
BIOS-e820: 00000000cf700000 - 00000000d0000000 (reserved)
BIOS-e820: 00000000fff00000 - 0000000100000000 (reserved)
BIOS-e820: 0000000100000000 - 000000012c000000 (usable)
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