Graphical desktop, l4con, mag

[teclis High Elf]

Its already there (from x86-legacy.devs):
VGA = Hw.Device
  {
    hid = "PNP0900";
    Res.io(0x3b0, 0x3bf); -- MDA
    Res.io(0x3c0, 0x3df); -- EGA/VGA
    Res.io(0x1ce, 0x1d0); -- Vbox
    Res.io(0x402, 0x402); -- QEMU Debug Port
    Res.mmio(0xa0000, 0xbffff);
  },



On Wed, Jun 18, 2014 at 8:14 AM, Matthias Lange <
matthias.lange at kernkonzept.com> wrote:

> On Mon, Jun 16, 2014 at 11:12:22AM -0400, teclis High Elf wrote:
> > I'm not sure its IO and the frame buffer memory. It fails on
> X86EMU_exec()
> > in x86emu_int10_set_vbemode() called from Vesa_fb::setup_drv() before the
> > first call to l4io_request_iomem()
>
> Are testing your setup on qemu? In that case the VGA bios may attempt to
> access the Qemu debug IO port at 0x402. You can try adding that port to the
> VGA device.
>
> Matthias.
>
> >
> >
> > On Tue, Jun 10, 2014 at 5:17 PM, Adam Lackorzynski <
> > adam at os.inf.tu-dresden.de> wrote:
> >
> > > On Tue Jun 10, 2014 at 14:20:54 -0400, teclis High Elf wrote:
> > > > Ok I solved the build problem. This command:
> > > >
> > > >
> > > > *svn cat http://svn.tudos.org/repos/oc/tudos/trunk/repomgr
> > > > <http://svn.tudos.org/repos/oc/tudos/trunk/repomgr> | perl - init
> > > > http://svn.tudos.org/repos/oc/tudos <
> http://svn.tudos.org/repos/oc/tudos
> > > >
> > > > fiasco l4re*
> > > >
> > > > from: http://l4re.org/download.html doesn't grab all the l4
> packages.
> > >
> > > Indeed, it only checks out a subset. To fetch all, 'all' could be
> > > specified instead of 'fiasco l4re'.
> > >
> > > > I downloaded the latest tarball snapshot and they were all there.
> > >
> > > The other possibility.
> > >
> > > > and it built ok. Now when it runs fbdrv page faults. Has anyone seen
> this
> > > > before? danke
> > > >
> > > > fbdrv   | Trying execution of ``set VBE mode'' using x86emu
> > > > fbdrv   | Found VESA BIOS version 2.0
> > > > fbdrv   | OEM VGABIOS Cirrus extension
> > > > fbdrv   | Scanning for 'best' possible mode:
> > > > fbdrv   | Trying to read DDC info
> > > > fbdrv   | DDC function not supported
> > > > fbdrv   | EDID not available (-19), finding best possible mode ...
> > > > fbdrv   | Mode: 0x101     640x480 at 8, RGB: 0(0):0(0):0(0) mode: bb
> > > > fbdrv   | Mode: 0x110    640x480 at 15, RGB: 10(5):5(5):0(5) mode: bb
> > > > fbdrv   | Mode: 0x111    640x480 at 16, RGB: 11(5):5(6):0(5) mode: bb
> > > > fbdrv   | Mode: 0x112    640x480 at 24, RGB: 16(8):8(8):0(8) mode: bb
> > > > fbdrv   | Mode: 0x103     800x600 at 8, RGB: 0(0):0(0):0(0) mode: bb
> > > > fbdrv   | Mode: 0x113    800x600 at 15, RGB: 10(5):5(5):0(5) mode: bb
> > > > fbdrv   | Mode: 0x114    800x600 at 16, RGB: 11(5):5(6):0(5) mode: bb
> > > > fbdrv   | Mode: 0x115    800x600 at 24, RGB: 16(8):8(8):0(8) mode: bb
> > > > fbdrv   | Mode: 0x105    1024x768 at 8, RGB: 0(0):0(0):0(0) mode: bb
> > > > fbdrv   | Mode: 0x116   1024x768 at 15, RGB: 10(5):5(5):0(5) mode: bb
> > > > fbdrv   | Mode: 0x117   1024x768 at 16, RGB: 11(5):5(6):0(5) mode: bb
> > > > fbdrv   | Mode: 0x118   1024x768 at 24, RGB: 16(8):8(8):0(8) mode: bb
> > > > fbdrv   | Mode: 0x107   1280x1024 at 8, RGB: 0(0):0(0):0(0) mode: bb
> > > > fbdrv   | Mode: 0x119  1280x1024 at 15, RGB: 10(5):5(5):0(5) mode: bb
> > > > fbdrv   | Mode: 0x11a  1280x1024 at 16, RGB: 11(5):5(6):0(5) mode: bb
> > > > fbdrv   | Choosen mode:
> > > > fbdrv   | Mode: 0x11a  1280x1024 at 16, RGB: 11(5):5(6):0(5) mode: bb
> > > > fbdrv   | To force a specific setting use a '-m <mode>' option.
> > > > fbdrv   | L4Re[rm]: mapping for page fault failed with -34 @1a0000
> > > > pc=1006452
> > > > fbdrv   | L4Re: unhandled exception: pc=0x1006452
> > >
> > > This looks like io does not like to hand out the framebuffer memory.
> > > Any change when specifying, for example, -m 0x114 ?
> > > Does io say something noteworthy, possibly with some -v options
> > > supplied?
> > >
> > >
> > >
> > > Adam
> > > --
> > > Adam                 adam at os.inf.tu-dresden.de
> > >   Lackorzynski         http://os.inf.tu-dresden.de/~adam/
> > >
> > > _______________________________________________
> > > l4-hackers mailing list
> > > l4-hackers at os.inf.tu-dresden.de
> > > http://os.inf.tu-dresden.de/mailman/listinfo/l4-hackers
> > >
>
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>
>
> --
> Matthias Lange, matthias.lange at kernkonzept.com, +49 - 351 - 41 88 86 14
>
> Kernkonzept GmbH.  Sitz: Dresden.  Amtsgericht Dresden, HRB 31129.
> Geschäftsführer: Dr.-Ing. Michael Hohmuth
>
>
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