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docs: Add documentation about RADV RRA tracing

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Reviewed-by: Konstantin Seurer <konstantin.seurer@gmail.com>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/18166>
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Friedrich Vock
2022-08-21 02:16:49 +02:00
committed by Marge Bot
parent 2bdb1b4641
commit 938b65aff1
1 changed files with 13 additions and 0 deletions
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docs/envvars.rst
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@@ -812,6 +812,19 @@ RADV driver environment variables
`export RADV_THREAD_TRACE_TRIGGER=/tmp/radv_sqtt_trigger` and then
`touch /tmp/radv_sqtt_trigger` to capture a frame)
:envvar:`RADV_RRA_TRACE`
enable frame based Radeon Raytracing Analyzer captures
(e.g. `export RADV_RRA_TRACE=100` will capture the frame #100)
:envvar:`RADV_RRA_TRACE_TRIGGER`
enable trigger file based RRA captures (eg.
`export RADV_RRA_TRACE_TRIGGER=/tmp/radv_rra_trigger` and then
`touch /tmp/radv_rra_trigger` to capture a frame)
:envvar:`RADV_RRA_TRACE_VALIDATE`
enable validation of captured acceleration structures. Can be
useful if RRA crashes upon opening a trace.
:envvar:`ACO_DEBUG`
a comma-separated list of named flags, which do various things: