i965: Add new defines for indirect draws

- MMIO registers for draw parameters
- New bit in 3DPRIMITIVE command to enable indirection

Signed-off-by: Chris Forbes <chrisf@ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth@whitecape.org>
Reviewed-by: Eric Anholt <eric@anholt.net>

diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h
index e64d6387ee066ce4369f8b40b0b99e913e77058d..597d3b2f2c67c389b78a27c08e27cc175bdf0f70 100644 (file)
--- a/src/mesa/drivers/dri/i965/brw_defines.h
+++ b/src/mesa/drivers/dri/i965/brw_defines.h
@@ -51,6 +51,7 @@
 # define GEN4_3DPRIM_TOPOLOGY_TYPE_SHIFT            10
 # define GEN4_3DPRIM_VERTEXBUFFER_ACCESS_SEQUENTIAL (0 << 15)
 # define GEN4_3DPRIM_VERTEXBUFFER_ACCESS_RANDOM     (1 << 15)
+# define GEN7_3DPRIM_INDIRECT_PARAMETER_ENABLE      (1 << 10)
 /* DW1 */
 # define GEN7_3DPRIM_VERTEXBUFFER_ACCESS_SEQUENTIAL (0 << 8)
 # define GEN7_3DPRIM_VERTEXBUFFER_ACCESS_RANDOM     (1 << 8)

diff --git a/src/mesa/drivers/dri/i965/intel_reg.h b/src/mesa/drivers/dri/i965/intel_reg.h
index b1208624a6c5efc78cc806e7b47ce635459f98cc..13b68cc3a82a37fba4ec05aaa270455e7876ca3f 100644 (file)
--- a/src/mesa/drivers/dri/i965/intel_reg.h
+++ b/src/mesa/drivers/dri/i965/intel_reg.h
@@ -130,3 +130,11 @@
 #define OACONTROL                       0x2360
 # define OACONTROL_COUNTER_SELECT_SHIFT  2
 # define OACONTROL_ENABLE_COUNTERS       (1 << 0)
+
+/* Auto-Draw / Indirect Registers */
+#define GEN7_3DPRIM_END_OFFSET          0x2420
+#define GEN7_3DPRIM_START_VERTEX        0x2430
+#define GEN7_3DPRIM_VERTEX_COUNT        0x2434
+#define GEN7_3DPRIM_INSTANCE_COUNT      0x2438
+#define GEN7_3DPRIM_START_INSTANCE      0x243C
+#define GEN7_3DPRIM_BASE_VERTEX         0x2440