Bao, Zheng wrote:
> I am wondering, if I got a Vgabios for graphics card A, can I just
> change the device ID in the binary file to fit the graphics B?

If the code is the same, sure.


> Is there any checksum in the vgabios.bin?

Yes. Option ROMs follow a well defined standard.


> Is there a tool to handle it?

Try tools/buildrom.py in the SeaBIOS repository at
git://git.linuxtogo.org/home/kevin/seabios.git

http://git.linuxtogo.org/?p=kevin/seabios.git;a=blob;f=tools/buildrom.py


//Peter

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