Add vsync swapbuffers. This waits on the irq so gears run in this mode

will have a very low cpu utilization (and also a very low framerate).

Fix up the pageflipping code.  This works now but is totally oblivious
to the X server (ie. it works but it's broken).  Turned off by a #define.

1 files changed, 16 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/unichrome/via_context.h b/src/mesa/drivers/dri/unichrome/via_context.h
index 54e86605d5..88054301e8 100644
--- a/src/mesa/drivers/dri/unichrome/via_context.h
+++ b/src/mesa/drivers/dri/unichrome/via_context.h
@@ -291,6 +291,22 @@ struct via_context_t {
     volatile GLuint* regTranSpace;
     GLuint* agpBase;
     GLuint drawType;
+
+   /* Configuration cache
+    */
+   driOptionCache optionCache;
+
+   GLuint vblank_flags;
+   GLuint vbl_seq;
+
+   int64_t swap_ust;
+   int64_t swap_missed_ust;
+
+   GLuint swap_count;
+   GLuint swap_missed_count;
+
+   PFNGLXGETUSTPROC get_ust;
+
 };
 /*#define DMA_OFFSET 16*/
 #define DMA_OFFSET 32