[coreboot] SeaBIOS booting
c-d.hailfinger.devel.2006 at gmx.net
Fri Jul 4 21:09:37 CEST 2008
On 04.07.2008 20:59, Kevin O'Connor wrote:
> Hi Carl-Daniel,
> On Fri, Jul 04, 2008 at 02:27:08PM +0200, Carl-Daniel Hailfinger wrote:
>> On 04.07.2008 08:40, Kevin O'Connor wrote:
>>> I don't see anything unusual in the log. Did all the OSes die in the
>>> same way? Did anything come up on the vga screen? What OSes did you
>> I found the various "await_ide: ERROR" and "fail floppy_13XX" messages
>> interesting. In another mail you said you're not sure the floppy support
>> works with real hardware. Could that be one of the reasons for the
>> problems Myles is seeing?
> I did notice the "await_ide: ERROR", but the cdrom code was written to
> handle errors during ata_detect_medium (I guess real drives do that?).
> The cdrom did eventually return a valid looking sector count and size,
> so it doesn't look wrong to me.
> Myles stated that he had CONFIG_FLOPPY_SUPPORT disabled. If so, I
> don't see it causing a problem as the code wouldn't even be included.
> The "fail floppy_13XX" messages would be normal if the code isn't
> compiled in - every floppy bios call would return a failure status.
Hmmm. I do believe you. I'd be interested in what a proprietary BIOS
does when no floppy is present and when floppy support is disabled.
IIRC there is a BIOS call listing the number of floppies which never fails.
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