reading a register/attempting DMA. Now it'll wait for a certain number
of seconds rather than a certain number of times through the loop
before deciding that it's timed out and resetting the hardware. Also,
add more timeout handling, and reset the draw state after resetting the
engine.
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| .. | ||
| darwin | ||
| dmx | ||
| kdrive | ||
| vfb | ||
| xfree86 | ||
| xgl | ||
| xnest | ||
| xwin | ||