Comment 7 for bug 115220

Results with nvidia card in the box.

$ xresprobe nv
id: SyncMaster
res: 1440x1440 1280x1024 1280x960 1152x864 1024x768 832x624 800x600 720x400 640x480
freq: 30-81 56-75
disptype: crt

$ ddcprobe
vbe: VESA 3.0 detected.
oem: NVidia
vendor: NVidia Corporation
product: NV18 () Board Chip Rev A2
memory: 65536kb
mode: 640x400x256
mode: 640x480x256
mode: 800x600x16
mode: 800x600x256
mode: 1024x768x16
mode: 1024x768x256
mode: 1280x1024x16
mode: 1280x1024x256
mode: 80x60 (text)
mode: 132x25 (text)
mode: 132x43 (text)
mode: 132x50 (text)
mode: 132x60 (text)
mode: 320x200x64k
mode: 320x200x16m
mode: 640x480x64k
mode: 640x480x16m
mode: 800x600x64k
mode: 800x600x16m
mode: 1024x768x64k
mode: 1024x768x16m
mode: 1280x1024x64k
mode: 1280x1024x16m
edid:
edid: 1 3
id: 0273
eisa: SAM0273
serial: 4d453139
manufacture: 8 2007
input: separate sync, composite sync, sync on green, analog signal.
screensize: 41 26
gamma: 2.350000
dpms: RGB, active off, no suspend, no standby
timing: 720x400@70 Hz (VGA 640x400, IBM)
timing: 720x400@88 Hz (XGA2)
timing: 640x480@60 Hz (VGA)
timing: 640x480@67 Hz (Mac II, Apple)
timing: 640x480@72 Hz (VESA)
timing: 640x480@75 Hz (VESA)
timing: 800x600@60 Hz (VESA)
timing: 800x600@72 Hz (VESA)
timing: 800x600@75 Hz (VESA)
timing: 832x624@75 Hz (Mac II)
timing: 1024x768@87 Hz Interlaced (8514A)
timing: 1024x768@70 Hz (VESA)
timing: 1024x768@75 Hz (VESA)
timing: 1280x1024@75 (VESA)
ctiming: 1440x1440@60
ctiming: 1440x1440@75
ctiming: 1280x1024@60
ctiming: 1280x960@60
ctiming: 1152x864@75
dtiming: 1440x900@69
monitorrange: 30-81, 56-75
monitorname: SyncMaster
monitorserial: HSAP205821

$ xrandr # after editing xorg.conf, not in gg live cd!
Screen 0: minimum 320 x 240, current 1440 x 900, maximum 1440 x 1024
default connected 1440x900+0+0 0mm x 0mm
   1440x900 50.0* 58.0 59.0
   1280x1024 51.0 60.

$ get-edid | parse-edid
get-edid: get-edid version 1.4.1

 Performing real mode VBE call
 Interrupt 0x10 ax=0x4f00 bx=0x0 cx=0x0
 Function supported
 Call successful

 VBE version 300
 VBE string at 0x11110 "NVidia"

VBE/DDC service about to be called
 Report DDC capabilities

 Performing real mode VBE call
 Interrupt 0x10 ax=0x4f15 bx=0x0 cx=0x0
 Function supported
 Call successful

 Monitor and video card combination does not support DDC1 transfers
 Monitor and video card combination supports DDC2 transfers
 0 seconds per 128 byte EDID block transfer
 Screen is not blanked during DDC transfer

Reading next EDID block

VBE/DDC service about to be called
 Read EDID

 Performing real mode VBE call
 Interrupt 0x10 ax=0x4f15 bx=0x1 cx=0x0
 Function supported
 Call failed

The EDID data should not be trusted as the VBE call failed
Error: output block unchanged
parse-edid: parse-edid version 1.4.1
parse-edid: IO error reading EDID

Xorg.conf created by dexconf attached.