Problems booting FreeBSD on a Compaq Pavillion V6107au

[John Baldwin]

On Saturday 17 March 2007 07:26:11 pm Peter Jeremy wrote:
> I would like to install FreeBSD on a V6107 (Turion 64x2) but have run
> into various problems.  It is based around an nVIDIA nFORCE chipset -
> the MPtable reports as "nVIDIA C51-MCP51".
> 
> 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'

> Disabling kbdmux in the loader has no effect on 6.1 or 6.2 - it
> still hangs.
> 
> 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. :(

-- 
John Baldwin