Mesa (master): i965: Add new defines for indirect draws

[Chris Forbes]

Module: Mesa
Branch: master
Commit: 1a00317169d317c1bbc040e0e7e4b1744e10313e
URL:    http://cgit.freedesktop.org/mesa/mesa/commit/?id=1a00317169d317c1bbc040e0e7e4b1744e10313e

Author: Chris Forbes <chrisf at ijw.co.nz>
Date:   Mon Sep 30 20:55:21 2013 +1300

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 at ijw.co.nz>
Reviewed-by: Kenneth Graunke <kenneth at whitecape.org>
Reviewed-by: Eric Anholt <eric at anholt.net>

---

 src/mesa/drivers/dri/i965/brw_defines.h |    1 +
 src/mesa/drivers/dri/i965/intel_reg.h   |    8 ++++++++
 2 files changed, 9 insertions(+), 0 deletions(-)

diff --git a/src/mesa/drivers/dri/i965/brw_defines.h b/src/mesa/drivers/dri/i965/brw_defines.h
index e64d638..597d3b2 100644
--- 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 b120862..13b68cc 100644
--- 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