video: kconfig: Set default FB size for Bochs

Set up a default frame buffer size of 8MiB for Bochs for non-x86
architecturs as PCI is normally not enumerated before relocation
on these architectures.

Signed-off-by: Bin Meng <bmeng@tinylab.org>
Reviewed-by: Simon Glass <sjg@chromium.org>
1 file changed