[coreboot] usbrom boot grub

Jason Wang wangqingpei at gmail.com
Thu Aug 20 11:32:02 CEST 2009

hi kevin,
   Since the CHS/LBA also has been resovled yesterday, now the problems is
grub can not load the kenerl by "invalid or unsupported executable format".
i tried to cat (hd0,0)/menu.lst. It seems the output is not correct too.

On Wed, Aug 19, 2009 at 9:38 PM, Kevin O'Connor <kevin at koconnor.net> wrote:

> On Wed, Aug 19, 2009 at 06:30:12PM +0800, Jason Wang wrote:
> >  Hi all,
> >      I am glad to tell you that usbrom can boot grub from usb disk
> > correctly. It can not boot linux by error " Selected cylinder exceeds
> > maximum supported by bios".
> > I suppose that becase of the kernel are located in the second partition
> of
> > the disk. I will try to make a new usb linux. And try to boot that later.
> >
> > BTW, Kevin , do you know the reason why the bios does not support larger
> > cylinder?
> That's odd.  How big is the drive, and what CHS settings are you
> returning?
> Also, I vaguely recall grub having an option to enable LBA based disk
> reads.
> -Kevin

Jason Wang
Peking University
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