Re: vbetool on pure AMD64 system

Pavel Machek
2005-11-11T10:33:15Z

Hi!

> due to your work in new kernels, my AMD64-laptop now resumes after an ACPI S3
> suspend (I can type commands and they get executed) :-). Thanks a lot.
>
> But the LCD stays black. So I read about the various options to reinitialize
> the VGA, which were:
> 1. kernel boot options: acpi=s3_sleep, acpi=s3_mode, pci=routeirq. I tried
> each one of them, LCD still stays black.
> 2. Using the vbetool to save/restore the state of the VGA.
>
> Here is the problem: I didn't find an AMD64 version of vbetool (using Debian
> testing AMD64), so I forced the i386 package and manually met its 32bit
> dependencies. It does run, and the "vgastate off" option does disable the
> LCD. But saving and restoring the state, I get the following error:
>
> # vbetool vbestate save > /tmp/save
> Can't get video state buffer size (vm86 failure)
> Get video state buffer size failed
> Can't save video state (vm86 failure)
> Save video state failed

vm86 is unsupported on x86-64. Something like qemu will be required
:-(.
Pavel
--
Thanks, Sharp!