Re: [Qemu-devel] uvesafb doesn't work with seabios

[Bernhard Walle]

Am 2014-05-12 07:29, schrieb Kevin O'Connor:
> It does look like the x86emu issue.  You can try applying the
> SeaVGABIOS patch below to confirm it.

The output doesn't appear. But I'm sure that I copied the correct files
because modifications of other strings worked.

Regards,
Bernhard

> -Kevin
>
>
> --- a/vgasrc/vgaentry.S
> +++ b/vgasrc/vgaentry.S
> @@ -47,7 +47,14 @@ _rom_header_signature:
>
>          // Force a fault if found to be running on broken x86emu 
> versions.
>          DECLFUNC x86emu_fault
> +msg:    .ascii "SeaVGABIOS: x86emu leal trap!\n"
>  x86emu_fault:
> +#if CONFIG_DEBUG_IO
> +        movw %cs:DebugOutputPort, %dx
> +        movl $30, %ecx
> +        movl $msg, %esi
> +        rep outsb %cs:(%esi), (%dx)
> +#endif
>  1:      hlt
>          jmp 1b