Re: Problems booting FreeBSD on a Compaq Pavillion V6107au

On Saturday 24 March 2007 08:01, Peter Jeremy wrote:
> On 2007-Mar-21 10:20:07 -0400, John Baldwin <[email protected]> wrote:
> >On Saturday 17 March 2007 07:26:11 pm Peter Jeremy wrote:
> >> Booting 6.2-RELEASE (either i386 or amd64) hangs after the probe
> >> message for ad4 (the SATA HDD).  Verbose mode shows it gets as far
> >> as reporting "GEOM: new disk ad4".  The scroll lock key works but
> >> scroll up/down is very dodgy - pressing the button several times
> >> sometimes makes the screen scroll (generally several pages).
> >> Similar behaviour occurs on 6.0-RELEASE and 6.1-RELEASE.
> >
> >Try disabling SMP via 'kern.smp.disabled=1'
> 
> No difference.  I've also tried the latest 7-current snapshot with
> the same behaviour.

Ok.

> >> Disabling ACPI causes 6.1 and 6.2 to panic.  In the case of 6.2,
> >> I got a "page fault in kernel mode" at 0xdc4e with ip=0x70:0x9717
> >> (which looks like 16-bit protected mode to me).
> >
> >vm86 mode in the BIOS actually.  I'm not sure why we get this, but we have 
> >gotten this while probing PnPBIOS devices since 5.0.  I've tried to debug it 
> >several times with no success. :(
> 
> By disabling ACPI, I have managed to install 6.2/amd64 and it seems to
> run.  I thought I'd tried this combination before.

That's because amd64 doesn't do the PnPBIOS stuff.  Can you get boot -v
dmesg's from amd64 with ACPI on and ACPI off?

-- 
John Baldwin
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