Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-18 Thread David Woodhouse
On Sat, 2013-02-16 at 02:37 +0100, Laszlo Ersek wrote: I give up. Thanks for the help sorry about spamming three lists. I've managed to reproduce this on a clean F18 system. This is the stock qemu 1.2.2-6.fc18 on kernel 3.7.6-201.fc18.x86_64 with a newly-installed Fedora 18 VM in the guest.

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-15 Thread Laszlo Ersek
On 02/14/13 23:24, David Woodhouse wrote: On Thu, 2013-02-14 at 21:41 +0100, Laszlo Ersek wrote: I noticed that under OVMF + SeaBIOS CSM + your related patches for both, reset requested by the guest doesn't work as expected. The behavior is an infinite loop, with the following debug fragment

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-15 Thread David Woodhouse
On Fri, 2013-02-15 at 19:54 +0100, Laszlo Ersek wrote: Same infinite loop, alas... (i) What is your host kernel exactly? 3.7.5-201.fc18.x86_64 (booted from EFI on a MacBookPro 8,3). (ii) And when you say you did a legacy boot, does that mean you installed the guest OS as a traditional one?

[SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-14 Thread Laszlo Ersek
Hi, I noticed that under OVMF + SeaBIOS CSM + your related patches for both, reset requested by the guest doesn't work as expected. The behavior is an infinite loop, with the following debug fragment repeated by the CSM-ized SeaBIOS: In resume (status=0) In 32bit resume Attempting a hard

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-14 Thread David Woodhouse
On Thu, 2013-02-14 at 21:41 +0100, Laszlo Ersek wrote: Can we dumb down ^W^W generalize this code? :) Or maybe should qemu introduce a reset handler for PAMs? In the UEFI+CSM model, I believe the handling of PAM stuff is left *entirely* to the UEFI side and the CSM is supposed to be

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-14 Thread Laszlo Ersek
On 02/14/13 21:55, David Woodhouse wrote: So, if real hardware would reset the PAMs on reset and avoid the need for SeaBIOS to do so, I think we should be doing the same in qemu too. That's what I couldn't figure out from the i440FX spec, but I believe one could argue that reset should in fact

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-14 Thread David Woodhouse
On Thu, 2013-02-14 at 21:41 +0100, Laszlo Ersek wrote: I noticed that under OVMF + SeaBIOS CSM + your related patches for both, reset requested by the guest doesn't work as expected. The behavior is an infinite loop, with the following debug fragment repeated by the CSM-ized SeaBIOS: In

Re: [SeaBIOS] (PAM stuff) reset doesn't work on OVMF + SeaBIOS CSM

2013-02-14 Thread Laszlo Ersek
On 02/14/13 21:55, David Woodhouse wrote: Thanks for testing this, btw. Are you looking at suspend/resume too? :) Entering S3 seemed OK (except the screen was not cleared; using Cirrus). I woke up the guest with # virsh qemu-monitor-command fw-ovmf.g-f18xfce2012121716.e-rhel63 \ --hmp