<div dir="ltr">I recently acquired an old PowerMac G5 that has an AGP GeForce 6800 Ultra (NV40) in it. I put debian stretch (testing) on it and am having issues getting the 6800 Ultra working with nouveau.<div><br></div><div>Software versions:</div><div>linux: 4.4.0 (powerpc)</div><div>libdrm: 2.4.65</div><div>mesa: 11.0.8</div><div>nouveau: 1.0.12</div><div><br></div><div>On boot when the system starts Xorg I get an initially black screen that finally changes to a screen that has distorted multicolored bars in the screen.</div><div><br></div><div>Two interesting lines from dmesg:</div><div>
<p class=""><span class="">[ 25.965156] </span><span class="">nouveau 0000:f0:10.0</span><span class="">: gr: intr 00100000 [ERROR] nsource 00000010 [LIMIT_COLOR] nstatus 04000000 [PROTECTION_FAULT] ch 1 [0008e000 Xorg[847]] subc 4 class 009f mthd 0308 data 04380780</span></p><p class=""><span class=""><br></span></p><p class=""><span class="">
</span></p><p class=""><span class="">[ 67.550355] </span><span class="">nouveau 0000:f0:10.0</span><span class="">: DRM: GPU lockup - switching to software fbcon</span></p><p class=""><span class=""><br></span></p><p class=""><span class="">Full dmesg:</span></p><p class=""><span class=""><a href="http://pastebin.com/WhfMbu9M">http://pastebin.com/WhfMbu9M</a></span></p><p class=""><span class="">Full Xorg.0.log:</span></p><p class=""><span class=""><a href="http://pastebin.com/2nn4CVkx">http://pastebin.com/2nn4CVkx</a></span></p><p class=""><span class="">lspci -v:</span></p><p class=""><span class=""><a href="http://pastebin.com/wRK9PwdZ">http://pastebin.com/wRK9PwdZ</a><br></span></p><p class=""><br></p><p class="">Please let me know if there is any other information that would be helpful. I hope someone has some ideas of what to try next. Thanks in advance for everyone's time!</p><p class=""><br></p><p class="">Logan</p></div></div>