On Mon, Dec 02, 2013 at 04:02:59PM +, David Woodhouse wrote:
> We expect to use the space between the top of option ROMs and the bottom
> of our own BIOS code as a stack. OVMF was previously marking the whole
> region from 0xC to 0xF read-only before invoking our Legacy16Boot
> method.
We expect to use the space between the top of option ROMs and the bottom
of our own BIOS code as a stack. OVMF was previously marking the whole
region from 0xC to 0xF read-only before invoking our Legacy16Boot
method. Read-only stack considered harmful.
Version 0.98 of the CSM spec adds th