Re: 2.3.20: e820 crash data

Jamie Lokier (lkd@tantalophile.demon.co.uk)
Thu, 14 Oct 1999 18:20:06 +0200

nathan.zook@amd.com wrote:
> This may be related to the other notebook problem we're seeing, or it may
> have to do with the "free" memory between 640k & 1M. It would be good if we
> could see if /proc/iomem shows use of this "free" memory. Other than that
> region, the whole thing looks pretty much like we might expect.

/proc/iomem from the same machine, running 2.3.20 with mem=63M:

00000000-0009ffff : System RAM
000a0000-000bffff : Video RAM area
000c0000-000c7fff : Video ROM
000d0000-000d0fff : card services
000f0000-000fffff : System ROM
00100000-03efffff : System RAM
00100000-001cbcb7 : Kernel code
001cbcb8-001de833 : Kernel data
10000000-10000fff : Toshiba ToPIC97
10000000-10000fff : i82365
10001000-10001fff : Toshiba ToPIC97 (#2)
10001000-10001fff : i82365
e0000000-efffffff : Intel 440BX - 82443BX Host (no AGP)
ff000000-ff3fffff : Trident Cyber9525
ff7e0000-ff7fffff : Trident Cyber9525
ff800000-ffbfffff : Trident Cyber9525
ff800000-ffa7ffff : vesafb
ffefff00-ffefffff : PCI device 11c1:0441 (Lucent Microelectronics)

For reference, the e820 map:

e820: 654336 @ 00000000 (usable)
e820: 1024 @ 0009fc00 (reserved)
e820: 16384 @ 000e8000 (usable)
e820: 65536 @ 000f0000 (reserved)
e820: 65929216 @ 00100000 (usable)
e820: 65536 @ 03fe0000 (ACPI data)
e820: 65536 @ 03ff0000 (reserved)
e820: 93696 @ 100a0000 (reserved)
e820: 512 @ 100b6e00 type 4
e820: 299008 @ 100b7000 (reserved)
e820: 524288 @ fff80000 (reserved)

enjoy,
-- Jamie

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