[SeaBIOS] ohci bulk?

Stefan Berger stefanb at linux.vnet.ibm.com
Sat Nov 20 20:20:50 CET 2010

On 11/20/2010 02:15 PM, Kevin O'Connor wrote:
> On Sat, Nov 20, 2010 at 01:40:12PM -0500, Stefan Berger wrote:
>> On 11/20/2010 01:28 PM, Kevin O'Connor wrote:
>>> Yes, but of course that means the OS can't use the memory then.  Why
>>> does the code need to be in high memory - why not just have it in the
>>> f-segment?
>> With possible future extensions to the BIOS, the f-segment may not
>> provide enough space and so we can open up 'the world' using the
>> high memory areas. Reserving for example 256kb out of 1 GB seems
>> negligible...
> Right - that's why SeaBIOS implements code relocation.  The current
> relocation stuff is designed around separating out the initialization
> code from the run-time code - if all of it is going to be reserved
> anyway then that doesn't make much sense.
> Maybe it would help if you describe what it is you are trying to do,
> and how big the code is going to be.
The idea would be to contribute TCG extensions as previously add to the 
Bochs BIOS -- that ended up filling up the segments.


> Cheers,
> -Kevin

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