[Qemu-devel] Re: [Bochs-developers] [PATCH v5 1/5] Add S3 state to DSDT.Handle resume event in the BIOS.

[Sebastian Herbszt]

Gleb Natapov wrote:
> On Sat, Dec 06, 2008 at 09:57:38PM -0500, Kevin O'Connor wrote:
> > Also, wouldn't this corrupt memory used by the stack (the stack gets
> > set to 0xfffe, and s3_post has call insns in it)?
> Here is the patch to set stack pointer to a different value on S3 resume:
>
> Signed-off-by: Gleb Natapov <address@hidden>
>
> diff --git a/bios/rombios.c b/bios/rombios.c
> index 7a9c1fd..8e1d3ec 100644
> --- a/bios/rombios.c
> +++ b/bios/rombios.c
> @@ -9114,6 +9114,7 @@ retf_post_0x467:
>   retf
>
> s3_post:
> +  mov sp, #0xffe
> #if BX_ROMBIOS32
>   call rombios32_init
> #endif

Stanislav, please apply.

- Sebastian