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authorMartin-Éric Racine <q-funk@iki.fi>2010-06-21 07:44:31 +0300
committerMartin-Éric Racine <q-funk@iki.fi>2010-06-21 07:44:31 +0300
commitb47d77360cb428d8892beb93789c83dfa681b26f (patch)
tree6255a5478970cd48bdb777769735e8085edd7342
parent42481a36f92cf79c76fea229b5143c4fbdea444a (diff)
Added FAQ about minimal memory requirements to rotate screen in README.
-rw-r--r--README31
1 files changed, 17 insertions, 14 deletions
diff --git a/README b/README
index a74cf73..7c49fa7 100644
--- a/README
+++ b/README
@@ -66,6 +66,12 @@ because it utilizes the new common DDC probing libraries from X.Org.
= FAQ =
+Q: Why doesn't screen rotation work?
+
+A: Make sure that at least 32MB of memory is reserved for video operation
+ (check the BIOS settings), otherwise rotation will fail and display an
+ "Out of memory" error message in the X.org log.
+
Q: Why doesn't this GEODE driver work at WXGA (wide screen) resolutions?
A: Make sure that TFT Panel support is disabled in the BIOS settings,
@@ -110,27 +116,24 @@ EndSection
The following options may be added to the section:
-== GX ==
+== Common options ==
-SWCursor: Enable software cursors (essentially disabling HW cursor support)
-NoCompression: Disable video bandwidth compression
+FBSize: Specify the size of the video space (in bytes)
NoAccel: Disable hardware assisted acceleration
-AccelMethod: "XAA" (default) or "EXA"
-Rotate: Select a orientation to start with - LEFT, INVERT, CCW
+NoCompression: Disable video bandwidth compression
NoPanel: Disable panel support
+Rotate: Select a orientation to start with - LEFT, INVERT, CCW
+SWCursor: Enable software cursors (essentially disabling HW cursor support)
+
+== GX-specific options ==
+
+AccelMethod: "XAA" (default) or "EXA"
+PanelGeometry: Specify the geometry of the attached panel ("<width>x<height>")
OSMImageBuffers: Set the number of image buffers (XAA only)
OSMColorExpBuffers: Set the number of color expansion buffers (XAA only)
-FBSize: Specify the size of the video space (in bytes)
-PanelGeometry: Specify the geometry of the attached panel ("<width>x<height>")
-== LX ==
+== LX-specific options ==
-SWCursor: Enable software cursors (essentially disabling HW cursor support)
-NoCompression: Disable video bandwidth compression
-NoAccel: Disable hardware assisted acceleration
-Rotate: Select a orientation to start with - LEFT, INVERT, CCW
-NoPanel: Disable panel support
ExaScratch: Specify the amount of extra EXA scratch buffer (in bytes)
-FBSize: Specify the size of the video space (in bytes)
= EOF =