ydl 3.0 on a 17" iMac

[Ken Jacobs]

On 5/6/03 4:42 PM, "John Howland" <jhowland@ariel.cs.trinity.edu> wrote:

> I purchased the Geek Edition and found that no graphical
> installer would run so I installed everything via text
> installer and that went ok except that it installed
> a copy of /etc/sysconfig/network-scripts/ifcfg-eth0
> as /etc/sysconfig/network-scripts/ifcfg-eth1 which caused
> problems until removed.  The promo stuff for 3.0 says
> iMac's with NVIDIA hardware are supported, but I'm having
> difficulties.  I have a fair amount of Linux experience with
> XF86Config files, but am unable to get X going on this one.
> I've read the list archives (lots of questions on this but
> no answers), so here goes again.  How do you get X going?
> 
> Hardware/Software
> 
> [root@Helene root]# cat /proc/version
> Linux version 2.4.20-8d (dburcaw@skyfox.terraplex.com) (gcc version 3.2.2
> 20030217 (Yellow Dog Linux 3.0 3.2.2-2a)) #1 Sat Mar 15 19:38:12 EST 2003
> [root@Helene root]# cat /proc/cpuinfo
> cpu             : 7450, altivec supported
> clock           : 800MHz
> revision        : 2.1 (pvr 8000 0201)
> bogomips        : 797.90
> machine         : PowerMac4,5
> motherboard     : PowerMac4,5 MacRISC2 MacRISC Power Macintosh
> detected as     : 271 (Unknown Pangea-based)
> pmac flags      : 00000000
> L2 cache        : 256K unified
> memory          : 256MB
> pmac-generation : NewWorld
> 
> [root@Helene proc]# cat pci
> PCI devices found:
> ...
> Bus  0, device  16, function  0:
>   VGA compatible controller: nVidia Corporation NV17 [GeForce4 440 Go] (rev
> 163).
>     IRQ 48.
>     Master Capable.  Latency=248.  Min Gnt=5.Max Lat=1.
>     Non-prefetchable 32 bit memory at 0x91000000 [0x91ffffff].
>     Prefetchable 32 bit memory at 0x98000000 [0x9fffffff].
>     Prefetchable 32 bit memory at 0xf1000000 [0xf107ffff].
> ...
> 
> [root@Helene proc]# fbset --info
> 
> mode "1440x900-72"
>   # D: 100.000 MHz, H: 67.568 kHz, V: 71.880 Hz
>   geometry 1440 900 1440 900 8
>   timings 10000 16 16 16 16 8 8
>   rgba 8/0,8/0,8/0,0/0
> endmode
> 
> Frame buffer device information:
>   Name        : OFfb NVDA,Displ
>   Address     : 0x98004000
>   Size        : 1382400
>   Type        : PACKED PIXELS
>   Visual      : STATIC PSEUDOCOLOR
>   XPanStep    : 0
>   YPanStep    : 0
>   YWrapStep   : 0
>   LineLength  : 1536
>   Accelerator : No
> 
> I can get an /etc/X11/XF86Config file which doesn't crash X,
> but the resulting display is unusable.  However, with gdm running
> (after a config change) I can connect to the machine with another
> X server.  The supplied display tools are not usable (since
> they start and stop the local X server).
> 
> You can run redhat-config-xfree86 through a ssh session to the machine
> from a machine with a working X server.  When I do this, I get the message:
> 
> [root@Helene root]# redhat-config-xfree86 --output=XF86Config
> * ddcprobe returned bogus values:
> ID:   APP279c
> Name: None
> HorizSync: None
> VertSync:  None
> 
> However, running ddcprobe from the command line I get:
> 
> [root@Helene root]# ddcprobe
> 
> Videocard DDC probe results
> Description:  OFfb NVDA,Displ
> Memory (MB):  16
> 
> Monitor DDC probe results
> ID: APP279c
> Width (mm): 370
> Height(mm): 230
> 
> As you can see, ddcprobe reports 16MB (not 32MB).
> 
> Any attempt to change any parms while running
> redhat-config-xfree86 result in various errors such as:
> 
> Traceback (most recent call last):
> File "/usr/share/redhat-config-xfree86/xConfigDialog.py", line 161, in
> configure_monitor
>   self.state.recalc_mode()
> File "/usr/lib/python2.2/site-packages/rhpl/xhwstate.py", line 432, in
> recalc_mode
>   self.colordepth = availableDepth[-1]
> IndexError: list index out of range
> Traceback (most recent call last):
> File "/usr/share/redhat-config-xfree86/xConfigDialog.py", line 140, in ok
>   self.state.set_colordepth(depth)
> File "/usr/lib/python2.2/site-packages/rhpl/xhwstate.py", line 440, in
> set_colordepth
>   self.recalc_mode()
> File "/usr/lib/python2.2/site-packages/rhpl/xhwstate.py", line 432, in
> recalc_mode
>   self.colordepth = availableDepth[-1]
> IndexError: list index out of range
> 
> Once an error such as this has occurred, redhat-config-xfree86 won't
> write its output.
> 
> John

John,

I have the FP 15" iMac and I can't solve the video issue either. It appears
that the NVIDIA hardware support is flawed.

Ken