Re: VGA out on ibook2

2 messages, 2 authors, 2001-10-18 · open the first message on its own page

Re: VGA out on ibook2

From: Félix Ortega <hidden>
Date: 2001-10-14 16:18:11

En sáb, 2001-10-13 a 13:05, Michel Dänzer escribio:
[...]
Do you use Option "UseFBDev" in X?
Yes. I'm using Ati driver 16bit depth with the option UseFBDev,
PanelWidth 1024 and PanelHeigth 768.
The behaviour of the vga out it's a little strange. If I boot without
the external monitor conected, when I turn on external monitor with
m3mirror, I have the "wavy" image I described in the other message. But
if I boot with the external monitor connected, from OpenFirmware I have
external monitor and when I boot I have a cuasi-perfect text console and
an X console like if it's on another depth. If I put the X Server at 8
bit depth, I can see almost perfect picture (the colors are wrong). If I
put 16 or 24 bit, I have a "dual" screen, the screen divided in planes
so if I move the cursor across the middle of the screen, the cursor in
the external monitor exits right and enter left. If I switch back to the
text console, everything is ok.
I have tried with Ati Xfree and with FrameBuffer X, with the same
results.
I have dumped the struct aty128_crtc with printk's in the function
aty128_set_crt_enable, and it has allways the same values.
I'm a little confused because is the first time I try to tweak a driver,
anyone can help me?
Sorry my poor english, please....
--
Félix Ortega Hortiguela	[off-list ref]
Avoid the gates of hell  --  Use Linux!


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Re: VGA out on ibook2

From: Michel Dänzer <hidden>
Date: 2001-10-18 01:02:32

On Sun, 2001-10-14 at 18:18, Félix Ortega wrote:
En sáb, 2001-10-13 a 13:05, Michel Dänzer escribio:
[...]
quoted
Do you use Option "UseFBDev" in X?
Yes. I'm using Ati driver 16bit depth with the option UseFBDev,
PanelWidth 1024 and PanelHeigth 768.
The behaviour of the vga out it's a little strange. If I boot without
the external monitor conected, when I turn on external monitor with
m3mirror, I have the "wavy" image I described in the other message. But
if I boot with the external monitor connected, from OpenFirmware I have
external monitor and when I boot I have a cuasi-perfect text console and
an X console like if it's on another depth. If I put the X Server at 8
bit depth, I can see almost perfect picture (the colors are wrong). If I
put 16 or 24 bit, I have a "dual" screen, the screen divided in planes
so if I move the cursor across the middle of the screen, the cursor in
the external monitor exits right and enter left. If I switch back to the
text console, everything is ok.
I have tried with Ati Xfree and with FrameBuffer X, with the same
results.
Sounds like an aty128fb bug then.


--
Earthling Michel Dänzer (MrCooper)/ Debian GNU/Linux (powerpc) developer
XFree86 and DRI project member   /  CS student, Free Software enthusiast

** Sent via the linuxppc-dev mail list. See http://lists.linuxppc.org/
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