VGABIOS

Li-Ta Lo ollie at lanl.gov
Mon Feb 7 06:16:01 CET 2005


On Mon, 2005-02-07 at 09:34, Li-Ta Lo wrote:
> On Mon, 2005-02-07 at 01:24, Jon Smirl wrote:
> > Your work on VGABIOS has been mentioned on the Linux kernel mailing
> > list. Right now we are trying to add VGA reset capability to the
> > kernel. This needs to be done at two points, reseting of secondary
> > cards at boot (the system BIOS should reset the primary one) and
> > reseting of cards if needed when coming out of suspend/resume.
> > 
> > There has been talk of adding emu86 to the kernel. Where's the source
> > for your 32K version? I'd also like to look at your code for setting
> > up the environment to run the VBIOS. PPC/IA64 people have been asking
> > for us to add emu86 support so that they can reset their cards. With a
> > 32K emu86 there is no need for us to use vm86 mode.
> > 
> 
> The source code is available from LinuxBIOS CVS
> 	 cvs.sourceforge.net:/cvsroot/freebios
> 
> the directory for the emulator are
> 
> 	freebios2/src/devices/emulator/x86emu
> 
> and
> 
> 	freebios2/src/include/x86emu
> 
> The emulator is slightly larger than 32KB. For the Tyan S2885
> mainboard, the difference of the final romimage is 41376 bytes.
> 

Actuall, it is for uncompress romimage. For compressed image,
it is about 16KB.

Ollie





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