Fwd: Kexec support for PS3 (ppc64)

Geoff Levand geoffrey.levand at am.sony.com
Tue Mar 11 12:54:05 EDT 2008

Rajasekaran P wrote:
> Hi Geoff,
> Thanks for your information.
> I used latest kexec tools with 2.6.23 kernel built with ps3_defconfig.
> This kernel boots normally on PS3. But when I  add "crashkernel"
> argument, it goes on hang.
> # kexec --command-line="video=ps3fb:mode:166 rhgb root=/dev/ps3da3
> crashkernel=128M at 32M" \
> --initrd=/boot/initrd-2.6.23.img \
> -l /boot/vmlinux-2.6.23
> # taskset 1 kexec –e
> Nothing happens after this. As you said earlier in your mail, I am not
> getting any PRINTK outputs from kernel on screen.

As I said, this usage is currently unsupported.  Could you tell me what you
want to do?  I mean, why do you want to use this 'crashkernel=' option?

As a note, the ps3 has 128MiB of boot memory, so I guess 128M at 32M won't


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