[OLPC-devel] Re: Weekly work summary [6/12]
jordan.crouse at amd.com
Mon Jul 10 11:04:57 EDT 2006
On 09/07/06 09:58 -0600, Ronald G Minnich wrote:
> Latest on this is that if the initrd+kernel size is > 1M, then the kexec
> will fail, but the error is BIZARRE:
> Probing CS553x NAND controller CS#0 at MMIO 0x20000000
> BUG: unable to handle kernel paging request at virtual address c7800000
> This makes ZERO sense to me at present. This appears to be the kernel
> kmalloc'ing data above the top of memory, where the frame buffer lives. EH?
Ohh - I saw that too! I thought I did something wrong. I didn't notice that
it was writing clear at the top of memory. I wonder if we need to pass a
mem= command line option into the kexeced kernel?
Senior Linux Engineer
Advanced Micro Devices, Inc.
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