[SeaBIOS] [PATCH] Allow rom to grow to 256K.
H. Peter Anvin
hpa at zytor.com
Mon Sep 27 22:29:44 CEST 2010
On 09/25/2010 09:55 AM, Kevin O'Connor wrote:
> Enable rom size to be over 128K.
> Apparently, only the first 128K of the rom are mirrored to the
> 0xc0000-0xfffff area under qemu, so make sure to copy the rom (via
> make_bios_writable) in the non-init part of the startup code. This
> ensure the copy code is itself available.
This is pretty typical... the BIOS is supposed to fit within the
0xe0000..0xfffff area during actual execution.
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