BTW, interesting. In your VBIOS, it tells us to do

0xcbf2: 7a 80 00 10 00 00 00 00 e0                     ZM_REG
R[0x100080] = 0xe0000000

Which is why that bit gets lost on resume (but not on kexec, since init
scripts don't run, since the adapter is already init'd). Good to know,
that means that any fixup would have to be made _after_ the bios gets
executed... or more likely, as part of the COMPUTE_MEM thing (meminit in
core/subdev/devinit/nv20.c), which gets executed in "init script 5",
which happens after that "init script 1" which contains the 0x100080 =
0xe0000000 command. Although then it wouldn't happen on boot, so
nevermind. Has to happen after the vbios executes.

-- 
You received this bug notification because you are a member of Ubuntu-X,
which is subscribed to xserver-xorg-video-nouveau in Ubuntu.
https://bugs.launchpad.net/bugs/653714

Title:
  Garbage on X display w/ Dell D800 wuxga & nouveau driver (Nvidia
  GeForce4 Ti 4200 Go AGP rev a1 [NV28])

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