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-rw-r--r--man/radeon.man10
1 files changed, 10 insertions, 0 deletions
diff --git a/man/radeon.man b/man/radeon.man
index 4b7538a8..582cf9e8 100644
--- a/man/radeon.man
+++ b/man/radeon.man
@@ -512,6 +512,16 @@ the Render and Composite extensions, but the rendering code for it is newer and
possibly unstable. The default is
.B XAA.
.TP
+.BI "Option \*qFBTexPercent\*q \*q" integer \*q
+Amount of video RAM to reserve for OpenGL textures, in percent. This option only
+has an effect with EXA. The remainder of video RAM is reserved for EXA offscrren
+management. Specifying 0 results in all offscreen video RAM being reserved for
+EXA and only GART memory being available for OpenGL textures. This may improve
+EXA performance, but beware that it may cause problems with OpenGL drivers from
+Mesa versions older than 6.4.
+Default:
+.B 50.
+.TP
.BI "Option \*qDMAForXv\*q \*q" boolean \*q
Try or don't try to use DMA for Xv image transfers. This will reduce CPU
usage when playing big videos like DVDs, but may cause instabilities.