[SeaBIOS] How much RAM is required?

[Markus Armbruster]

"Kevin O'Connor" <kevin at koconnor.net> writes:

> On Wed, Aug 08, 2012 at 01:50:13PM +0200, Markus Armbruster wrote:
>> Watch this:
>> 
>>     $ qemu-system-x86_64 -nodefaults -vnc :0 -monitor stdio -m 16k
>>     QEMU 1.1.50 monitor - type 'help' for more information
>>     (qemu) qemu: fatal: Trying to execute code outside RAM or ROM at
>> 0x0000000000004000
>> 
>> Admittedly a silly thing to try.  I don't really expect SeaBIOS to work
>> with 16KiB of RAM.  But I'm curious: how much does it require?
>
> SeaBIOS requires a minimum of 1Meg of ram.  I didn't even know one
> could request less than 1meg of ram from QEMU.

I'll cook up a QEMU patch to give it at least that much.

Thanks!