On 12/9/07, Torsten Duwe <[EMAIL PROTECTED]> wrote: > On Sunday 09 December 2007, Oliver McFadden wrote: > > > I believe the parser in radeonhd is also compiled into the BIOS flashed to > > the card. I guessed this from some left over preprocessor defines, etc. > > Not quite,
Well, obviously AMD removed a lot of the BIOS specific code, but you can still see some defines left in the code; grep for PARSER_TYPE etc. Perhaps more accurate is the BIOS and radeonhd parsers share some code... > > As far as I know, the AtomBIOS on the card consists of an interpreter in > > x86 code, some binary scripts executed by the interpreter, and some data > > tables, all wrapped up inside the PCI expansion ROM format. > > That's right. My understanding is AtomBIOS basically consists of tables/code > run by an interpreter. The card's ROM has one, and radeonHD has a different > one. > > > The opcodes and format of the binary scripts and data tables are described > > by the parser code, so I think there is enough information, except for how > > to actually flash the on-card ROM... > > My first interest is to _use_ AtomBIOS cards, and hence I started working on > getting the interpreter glued to LinuxBIOS. At least my monitor currently > stays totally black with LinuxBIOS, until X comes up, see my previous mails > to this list. I'll have to find those sometime... I might get some sleep soon... -- linuxbios mailing list linuxbios@linuxbios.org http://www.linuxbios.org/mailman/listinfo/linuxbios
