[coreboot] seabios failure with v2 and -fomit-frame-pointer
Myles Watson
mylesgw at gmail.com
Wed Mar 18 21:25:55 CET 2009
On Wed, Mar 18, 2009 at 2:23 PM, ron minnich <rminnich at gmail.com> wrote:
> On Wed, Mar 18, 2009 at 1:17 PM, Kevin O'Connor <kevin at koconnor.net> wrote:
>> On Wed, Mar 18, 2009 at 01:01:41PM -0700, ron minnich wrote:
>>> are the payloads built with omit frame pointer?
>>>
>>> it's not a good thing if we have to sync how payloads are built with
>>> how coreboot is built.
>>
>> SeaBIOS does use -fomit-frame-pointer (enabling it provides noticably
>> better code generation). However, I don't think this is related to
>> the payload at all. The frame-pointer option controls what gcc puts
>> into %ebp, and SeaBIOS doesn't care at all what's in that register
>> when it is launched.
>
> yes, we may still be looking at a symptom of a different problem
Maybe we should be asking for successes instead of failures. Has
anyone been able to boot any payload with v2 and -fomit-frame-pointer?
Thanks,
Myles
More information about the coreboot
mailing list