[openfirmware] Troubleshooting VGA under qemu? [patch]
James Cameron
quozl at laptop.org
Fri Oct 2 22:28:41 CET 2015
On Fri, Oct 02, 2015 at 09:37:52PM +0000, Marcin Cieslak wrote:
> On Sat, 3 Oct 2015, James Cameron wrote:
>
> > Summary: tested, missing some change box.
> >
> > I've tested your patch with qmeu-2.0.0 and it mostly works.
> >
> > qemu-system-i386 -L . -bios emuofw.rom -hda fat:. -vga vmware
> >
> > But when a burst of text occurs some of the screen is not updated.
> > To reproduce, type show-devs at the ok prompt. See attached
> > window capture.
>
> No, everything works here normally. Using either qemu 2.4.0
> or qemu git master.
>
> Only getting lots of qemu messages when scrolling:
>
> vmsvga_update_rect: update height > 768 (y: 112, h: 768)
I'm not seeing that.
> but everything seems to be fine.
Good.
> Can you show me your .properties of the vmware display?
linebytes 00001000
depth 00000020
height 00000300
width 00000400
assigned-addresses 81001010 00000000 00008010 00000000 00000010
82001014 00000000 10000000 00000000 01000000
82001018 00000000 11000000 00000000 00010000
reg 00001000 00000000 00000000 00000000 00000000
01001010 00000000 00000000 00000000 00000010
02001014 00000000 00000000 00000000 01000000
02001018 00000000 00000000 00000000 00010000
iso6429-1983-colors
character-set ISO8859-1
device_type display
name display
devsel-speed 00000000
class-code 00030000
subsystem-vendor-id 000015ad
subsystem-id 00000405
max-latency 00000000
min-grant 00000000
revision-id 00000000
device-id 00000405
vendor-id 000015ad
> Everything is fine with other VGAs (cirrus, std)?
-vga cirrus ... works fine, does not reproduce problem.
-vga std ... does not work, with -serial $(tty) can interact with qemu
window as input, terminal as output.
--
James Cameron
http://quozl.linux.org.au/
More information about the openfirmware
mailing list