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authorOliver McFadden <z3ro.geek@gmail.com>2007-03-13 06:24:56 +0000
committerOliver McFadden <z3ro.geek@gmail.com>2007-03-13 06:24:56 +0000
commiteb4db4c4ec7efc366b00e1b1f1fe519ca1af79d6 (patch)
tree87587e80ad74c4c4d4b9ccb99a04946c8d24756a
parent19fbe9732c92ff67911c28bf19c174326af05c84 (diff)
Add defines for the values written to R300_RB3D_ZCACHE_CTLSTAT.
Note that just like the values written to R300_RB3D_DSTCACHE_CTLSTAT these values are really unknown; ideally more reverse engineering should be done to determine what these values mean and when they should be set.
-rw-r--r--src/mesa/drivers/dri/r300/r300_ioctl.c2
-rw-r--r--src/mesa/drivers/dri/r300/r300_reg.h2
-rw-r--r--src/mesa/drivers/dri/r300/r300_render.c4
3 files changed, 5 insertions, 3 deletions
diff --git a/src/mesa/drivers/dri/r300/r300_ioctl.c b/src/mesa/drivers/dri/r300/r300_ioctl.c
index bb16cd13d40..f0741f978d4 100644
--- a/src/mesa/drivers/dri/r300/r300_ioctl.c
+++ b/src/mesa/drivers/dri/r300/r300_ioctl.c
@@ -166,7 +166,7 @@ static void r300ClearBuffer(r300ContextPtr r300, int flags, int buffer)
reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
- e32(0x00000003);
+ e32(R300_RB3D_ZCACHE_CTLSTAT_03);
cp_wait(rmesa, R300_WAIT_3D | R300_WAIT_3D_CLEAN);
}
diff --git a/src/mesa/drivers/dri/r300/r300_reg.h b/src/mesa/drivers/dri/r300/r300_reg.h
index aa6d81a063a..f9accadf61c 100644
--- a/src/mesa/drivers/dri/r300/r300_reg.h
+++ b/src/mesa/drivers/dri/r300/r300_reg.h
@@ -1397,6 +1397,8 @@ USE OR OTHER DEALINGS IN THE SOFTWARE.
/* gap */
#define R300_RB3D_ZCACHE_CTLSTAT 0x4F18 /* GUESS */
+# define R300_RB3D_ZCACHE_CTLSTAT_01 0x1
+# define R300_RB3D_ZCACHE_CTLSTAT_03 0x3
/* gap */
diff --git a/src/mesa/drivers/dri/r300/r300_render.c b/src/mesa/drivers/dri/r300/r300_render.c
index 87d370e3038..659ec3ff54c 100644
--- a/src/mesa/drivers/dri/r300/r300_render.c
+++ b/src/mesa/drivers/dri/r300/r300_render.c
@@ -347,7 +347,7 @@ GLboolean r300_run_vb_render(GLcontext *ctx,
e32(R300_RB3D_DSTCACHE_0A);
reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
- e32(0x00000003);
+ e32(R300_RB3D_ZCACHE_CTLSTAT_03);
r300EmitState(rmesa);
@@ -363,7 +363,7 @@ GLboolean r300_run_vb_render(GLcontext *ctx,
e32(R300_RB3D_DSTCACHE_0A /*R300_RB3D_DSTCACHE_02*/);
reg_start(R300_RB3D_ZCACHE_CTLSTAT,0);
- e32(0x00000003/*0x1*/);
+ e32(R300_RB3D_ZCACHE_CTLSTAT_03 /*R300_RB3D_ZCACHE_CTLSTAT_01*/);
#ifdef USER_BUFFERS
r300UseArrays(ctx);