interpret this BIOS

Alan Cox alan at redhat.com
Mon May 17 17:54:14 UTC 2004


On Sat, May 15, 2004 at 11:51:16AM -0600, reg at dwf.com wrote:
> BIOS-provided physical RAM map:
>  BIOS-e820: 0000000000000000 - 000000000009e800 (usable)

Most of 640K RAM
>  BIOS-e820: 000000000009e800 - 00000000000a0000 (reserved)

A bit reserved (EBDA)

>  BIOS-e820: 00000000000f0000 - 0000000000100000 (reserved)

ROMs

>  BIOS-e820: 0000000000100000 - 000000002fffc000 (usable)
Lots of memory

>  BIOS-e820: 000000002fffc000 - 000000002ffff000 (ACPI data)
>  BIOS-e820: 000000002ffff000 - 0000000030000000 (ACPI NVS)

Two chunks used by ACPI

>  BIOS-e820: 00000000ffff0000 - 0000000100000000 (reserved)

Ending a 4Gb





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