[LinuxBIOS] Interest in a Free Software BIOS for Radeon cards?

Oliver McFadden z3ro.geek at gmail.com
Tue Dec 11 22:43:43 CET 2007

On 12/11/07, Oliver McFadden <z3ro.geek at gmail.com> wrote:
> On 12/10/07, Carl-Daniel Hailfinger <c-d.hailfinger.devel.2006 at gmx.net>
> wrote:
> > Thanks for the pointers. I will look into implementing SPI support for
> > these cards in a week or so. Ping me if you don't see any code/questions
> > until then.
> Here is the code for a simple mmap based interface to the card. You'll need
> to
> check lspci -v for the appropriate reg_addr and reg_len variables; the
> detection
> code is quite big to include...
> You're looking for a block of non-prefetchable memory exactly 64K in size;
> this
> is from my card:
> Memory at ff5f0000 (32-bit, non-prefetchable) [size=64K]

I forgot to comment out the bogus register_write in that code, so anyone who
wants to use it, first comment out the register_write.

More information about the coreboot mailing list