Re: Vaio doesn't poweroff with 2.4.22

From: Geert Uytterhoeven
Date: Mon Sep 22 2003 - 01:49:05 EST


On Sun, 21 Sep 2003, Jos Hulzink wrote:
> On Saturday 20 Sep 2003 15:17, Geert Uytterhoeven wrote:
> > If I turn off CONFIG_X86_UP_APIC I get:
> > | ACPI disabled because your bios is from 00 and too old
> > | You can enable it with acpi=force
> > | Sony Vaio laptop detected.
> >
> > and ACPI is disabled. Halt doesn't work.
> >
> > If I then pass `acpi=force' to explicitly enable ACPI, `halt' works again
> > and powers off the machine, but `reboot' causes a black screen with IDE
> > disk spun down, but no restart.
> >
> > Gr{oetje,eeting}s,
>
> My PIII 650 with 2000 BIOS boots linux with acpi disabled for the same reason,
> unless force ACPI support. It reboots fine with ACPI forced. The ACPI support
> of this Intel BX mobo is good, so this is a false negative IMHO. (I wonder if
> the check is correct, shouldn't it say 2000 instead of 00 ?)

If year < 90 it adds 2000 so that's OK. But the code needs ACPI from 2001 or
more recent, so my BIOS from 2000 fails...

Gr{oetje,eeting}s,

Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@xxxxxxxxxxxxxx

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds

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