[PATCH 4/9] Revert "x86: Switch QEMU over to use the bochs driver"

Simon Glass sjg at chromium.org
Fri Jul 28 19:32:41 CEST 2023


Hi Bin,

On Fri, 28 Jul 2023 at 09:46, Bin Meng <bmeng.cn at gmail.com> wrote:
>
> Hi Simon,
>
> On Mon, Jul 24, 2023 at 10:52 PM Simon Glass <sjg at chromium.org> wrote:
> >
> > Unfortunately the bochs driver does not currently work with distros. It
> > causes a hang sometime between grub menu selection and the OS displaying
> > something.
>
> Does this reproduce reliably?

Yes, it does.

BTW I've also hit another problem with '-M accel-kvm' which hangs on
the move to 64-bit mode. Oddly if I boot U-Boot from coreboot, the
problem goes away. So perhaps coreboot is doing some x86 init which
U-Boot is missing.

>
> >
> > This reverts commit b8956425d525c3c25fd218f252f89a5e44df6a9f.
> >
> > Signed-off-by: Simon Glass <sjg at chromium.org>
> > ---
> >
> >  arch/x86/cpu/qemu/Kconfig     | 2 +-
> >  configs/qemu-x86_64_defconfig | 4 ++++
> >  configs/qemu-x86_defconfig    | 3 +++
> >  3 files changed, 8 insertions(+), 1 deletion(-)
> >
>
> Regards,
> Bin

Regards,
Simon


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