Messages in this thread | | | Date | Wed, 21 May 2008 18:43:59 -0700 | From | "Yinghai Lu" <> | Subject | Re: Suspected regression in "x86: extend e820 ealy_res support 32bit" |
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On Wed, May 21, 2008 at 4:23 PM, Jeremy Fitzhardinge <jeremy@goop.org> wrote: > Yinghai Lu wrote: >> >> noticed that bootmap_size is shifted already... >> >> please use attached patch to see if bootmap is right... >> > > Unfortunately its a bit difficult because printk() output isn't appearing at > early boot (not sure why). I'll try to extract something useful tomorrow. > > Perhaps this is helpful: > > This the e820 map of a regular boot: > > BIOS-provided physical RAM map: > Xen: 0000000000000000 - 000000000009f000 (usable) > Xen: 0000000000100000 - 0000000010000000 (usable) > debug: ignoring loglevel setting. > limit_regions start: 0000000000000000 - 000000000009f000 (usable) > limit_regions start: 0000000000100000 - 0000000010000000 (usable) > limit_regions endfunc: 0000000000000000 - 000000000009f000 (usable) > limit_regions endfunc: 0000000000100000 - 0000000010000000 (usable) > user-defined physical RAM map: > user: 0000000000000000 - 000000000009f000 (usable) > user: 0000000000100000 - 0000000010000000 (usable) > 0MB HIGHMEM available. > 256MB LOWMEM available. > [...] > Entering add_active_range(0, 0, 65536) 0 entries of 256 used > Zone PFN ranges: > DMA 0 -> 4096 > Normal 4096 -> 65536 > HighMem 65536 -> 65536 > Movable zone start PFN for each node > early_node_map[1] active PFN ranges > 0: 0 -> 65536 > On node 0 totalpages: 65536 > DMA zone: 56 pages used for memmap > DMA zone: 0 pages reserved > DMA zone: 4040 pages, LIFO batch:0 > Normal zone: 840 pages used for memmap > Normal zone: 60600 pages, LIFO batch:15 > HighMem zone: 0 pages used for memmap > Movable zone: 0 pages used for memmap > >
please check patch
http://lkml.org/lkml/2008/5/21/570
[PATCH] x86: extend e820 ealy_res support 32bit - fix
also please try to boot with console=uart8250,io,0x3f8,115200n8 to get more early printout...
YH
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