Re: [Qemu-devel] [Bug 1272796] [NEW] Windows 98 First Edition emulation problems

[Peter Crosthwaite]

On Sun, Jan 26, 2014 at 10:26 AM, Riccardo Bassani
<address@hidden> wrote:
> Public bug reported:
>
> System: Debian SID x86 with latest updates
>
> 1) QEMU compiled from latest main GIT branch(at the time of writing, 1.7.50) 
> (and 1.7 stable version)
> ./configure options: ./configure --enable-sdl --target-list=i386-softmmu 
> --cpu=i686 --audio-drv-list=alsa
>
> When you try to boot Windows 98 First Edition (Italian), it does not simply 
> boot. It stays on booting screen.
> If you try to install, the installation goes flawless, but when it boots it 
> freeze.
>
> I am launching VM with this: qemu-system-i386 -hda main.img -cpu pentium
> -m 256 -fda floppy1.img -boot c -soundhw gus -vga cirrus
>
> I have tried with -M option "pc-i440fx-1.6" since 1.6 have no problems
> with the booting of Win98, but nothing. No fix found.
>
> 2) QEMU 1.6.2 (same compile and launching options)
> gus soundboard seems not recognized even with real dos drivers (tried to 
> install theme into real dos mode).
> with SoundBlaster 16 i have following error: WARNING: I/O thread spun for 
> 1000 iterations, making the emulation impossible (too slow, and sound is 
> stuttering) . Tried to compile with oss and sdl option on audio-drv-list but 
> no fix found.
>

Are you reporting a regression here? Are you saying that this 1.6.2
boot is more successful than 1.7.50? If so, you should then be able to
use the git bisect tool to identify where in the development history
(between 1.6 and 1.7.50) your bug was introduced.

Regards,
Peter

> Any ideas? thank you
>
> ** Affects: qemu
>      Importance: Undecided
>          Status: New
>
> --
> You received this bug notification because you are a member of qemu-
> devel-ml, which is subscribed to QEMU.
> https://bugs.launchpad.net/bugs/1272796
>
> Title:
>   Windows 98 First Edition emulation problems
>
> Status in QEMU:
>   New
>
> Bug description:
>   System: Debian SID x86 with latest updates
>
>   1) QEMU compiled from latest main GIT branch(at the time of writing, 
> 1.7.50) (and 1.7 stable version)
>   ./configure options: ./configure --enable-sdl --target-list=i386-softmmu 
> --cpu=i686 --audio-drv-list=alsa
>
>   When you try to boot Windows 98 First Edition (Italian), it does not simply 
> boot. It stays on booting screen.
>   If you try to install, the installation goes flawless, but when it boots it 
> freeze.
>
>   I am launching VM with this: qemu-system-i386 -hda main.img -cpu
>   pentium -m 256 -fda floppy1.img -boot c -soundhw gus -vga cirrus
>
>   I have tried with -M option "pc-i440fx-1.6" since 1.6 have no problems
>   with the booting of Win98, but nothing. No fix found.
>
>   2) QEMU 1.6.2 (same compile and launching options)
>   gus soundboard seems not recognized even with real dos drivers (tried to 
> install theme into real dos mode).
>   with SoundBlaster 16 i have following error: WARNING: I/O thread spun for 
> 1000 iterations, making the emulation impossible (too slow, and sound is 
> stuttering) . Tried to compile with oss and sdl option on audio-drv-list but 
> no fix found.
>
>   Any ideas? thank you
>
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>