Comment # 20
on bug 102322
from dwagner
(In reply to Andrey Grodzovsky from comment #19) > No need to recompile, just need to see what is the content of SDMA ring > buffer when the hang occurs. > > Clone and build our register analyzer from here - > https://cgit.freedesktop.org/amd/umr/ and once the hang happens just run > > sudo umr -lb > sudo umr -R gfx[.] > sudo umr -R sdma0[.] > sudo umr -R sdma1[.] > > I will probably need more info later but let's try this first. How can I run "umr" on a crashed system? I guess those register values are retained over a press of the reset button / reboot?
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