Porting Linuxbios to Via P4m266A
petekarl at student.chalmers.se
Mon Feb 28 23:16:01 CET 2005
On Tue, 1 Mar 2005, Bryan E. Chafy wrote:
> Although one gotcha would be anything that's timing related. Memory/IO access
> proxied through the serial port would also be orders of magnatude slower.
> When the DRAM test completes, we'll all be dead :)
> Also, rom bios code memory references would have to be excluded as well
> as anything that could upset the serial port.
> What about handling stuff like cpu/mmu state transitions
> (ie real mode to protected mode to unreal mode, etc)? Cache?
> Perhaps the proxied memory access could be limited to just a certain range
> (if known).
My current understanding of how linuxbios works is very limited but, is
there an absolute requirement that this should occur over a serial port?
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