#define BRW_MASK_ENABLE 0
#define BRW_MASK_DISABLE 1
+/** @{
+ *
+ * Gen6 has replaced "mask enable/disable" with WECtrl, which is
+ * effectively the same but much simpler to think about. Now, there
+ * are two contributors ANDed together to whether channels are
+ * executed: The predication on the instruction, and the channel write
+ * enable.
+ */
+/**
+ * This is the default value. It means that a channel's write enable is set
+ * if the per-channel IP is pointing at this instruction.
+ */
+#define BRW_WE_NORMAL 0
+/**
+ * This is used like BRW_MASK_DISABLE, and causes all channels to have
+ * their write enable set. Note that predication still contributes to
+ * whether the channel actually gets written.
+ */
+#define BRW_WE_ALL 1
+/** @} */
+
#define BRW_OPCODE_MOV 1
#define BRW_OPCODE_SEL 2
#define BRW_OPCODE_NOT 4
#define BRW_ARF_NOTIFICATION_COUNT 0x90
#define BRW_ARF_IP 0xA0
+#define BRW_MRF_COMPR4 (1 << 7)
+
#define BRW_AMASK 0
#define BRW_IMASK 1
#define BRW_LMASK 2
#define BRW_POLYGON_FACING_BACK 1
#define BRW_MESSAGE_TARGET_NULL 0
-#define BRW_MESSAGE_TARGET_MATH 1
+#define BRW_MESSAGE_TARGET_MATH 1 /* reserved on GEN6 */
#define BRW_MESSAGE_TARGET_SAMPLER 2
#define BRW_MESSAGE_TARGET_GATEWAY 3
-#define BRW_MESSAGE_TARGET_DATAPORT_READ 4
-#define BRW_MESSAGE_TARGET_DATAPORT_WRITE 5
+#define BRW_MESSAGE_TARGET_DATAPORT_READ 4 /* sampler cache on GEN6 */
+#define BRW_MESSAGE_TARGET_DATAPORT_WRITE 5 /* render cache on Gen6 */
#define BRW_MESSAGE_TARGET_URB 6
#define BRW_MESSAGE_TARGET_THREAD_SPAWNER 7
+#define BRW_MESSAGE_TARGET_CONST_CACHE 9 /* GEN6 */
#define BRW_SAMPLER_RETURN_FORMAT_FLOAT32 0
#define BRW_SAMPLER_RETURN_FORMAT_UINT32 2
#define BRW_SAMPLER_MESSAGE_SAMPLE_BIAS_GEN5 1
#define BRW_SAMPLER_MESSAGE_SAMPLE_LOD_GEN5 2
#define BRW_SAMPLER_MESSAGE_SAMPLE_COMPARE_GEN5 3
+#define BRW_SAMPLER_MESSAGE_SAMPLE_DERIVS_GEN5 4
+#define BRW_SAMPLER_MESSAGE_SAMPLE_BIAS_COMPARE_GEN5 5
+#define BRW_SAMPLER_MESSAGE_SAMPLE_LOD_COMPARE_GEN5 6
/* for GEN5 only */
#define BRW_SAMPLER_SIMD_MODE_SIMD4X2 0
#define BRW_DATAPORT_DWORD_SCATTERED_BLOCK_8DWORDS 2
#define BRW_DATAPORT_DWORD_SCATTERED_BLOCK_16DWORDS 3
+/* This one stays the same across generations. */
#define BRW_DATAPORT_READ_MESSAGE_OWORD_BLOCK_READ 0
+/* GEN4 */
#define BRW_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ 1
-#define BRW_DATAPORT_READ_MESSAGE_DWORD_BLOCK_READ 2
+#define BRW_DATAPORT_READ_MESSAGE_MEDIA_BLOCK_READ 2
#define BRW_DATAPORT_READ_MESSAGE_DWORD_SCATTERED_READ 3
+/* G45, GEN5 */
+#define G45_DATAPORT_READ_MESSAGE_RENDER_UNORM_READ 1
+#define G45_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ 2
+#define G45_DATAPORT_READ_MESSAGE_AVC_LOOP_FILTER_READ 3
+#define G45_DATAPORT_READ_MESSAGE_MEDIA_BLOCK_READ 4
+#define G45_DATAPORT_READ_MESSAGE_DWORD_SCATTERED_READ 6
+/* GEN6 */
+#define GEN6_DATAPORT_READ_MESSAGE_RENDER_UNORM_READ 1
+#define GEN6_DATAPORT_READ_MESSAGE_OWORD_DUAL_BLOCK_READ 2
+#define GEN6_DATAPORT_READ_MESSAGE_MEDIA_BLOCK_READ 4
+#define GEN6_DATAPORT_READ_MESSAGE_OWORD_UNALIGN_BLOCK_READ 5
+#define GEN6_DATAPORT_READ_MESSAGE_DWORD_SCATTERED_READ 6
#define BRW_DATAPORT_READ_TARGET_DATA_CACHE 0
#define BRW_DATAPORT_READ_TARGET_RENDER_CACHE 1
#define BRW_DATAPORT_WRITE_MESSAGE_STREAMED_VERTEX_BUFFER_WRITE 5
#define BRW_DATAPORT_WRITE_MESSAGE_FLUSH_RENDER_CACHE 7
+/* GEN6 */
+#define BRW_DATAPORT_WRITE_MESSAGE_DWORD_ATOMIC_WRITE_GEN6 7
+#define BRW_DATAPORT_WRITE_MESSAGE_OWORD_BLOCK_WRITE_GEN6 8
+#define BRW_DATAPORT_WRITE_MESSAGE_OWORD_DUAL_BLOCK_WRITE_GEN6 9
+#define BRW_DATAPORT_WRITE_MESSAGE_MEDIA_BLOCK_WRITE_GEN6 10
+#define BRW_DATAPORT_WRITE_MESSAGE_DWORLD_SCATTERED_WRITE_GEN6 11
+#define BRW_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_WRITE_GEN6 12
+#define BRW_DATAPORT_WRITE_MESSAGE_STREAMED_VB_WRITE_GEN6 13
+#define BRW_DATAPORT_WRITE_MESSAGE_RENDER_TARGET_UNORM_WRITE_GEN6 14
+
#define BRW_MATH_FUNCTION_INV 1
#define BRW_MATH_FUNCTION_LOG 2
#define BRW_MATH_FUNCTION_EXP 3
/* DW3 */
# define GEN6_CLIP_MIN_POINT_WIDTH_SHIFT 17
# define GEN6_CLIP_MAX_POINT_WIDTH_SHIFT 6
+# define GEN6_CLIP_FORCE_ZERO_RTAINDEX (1 << 5)
#define CMD_3D_SF_STATE 0x7813 /* GEN6+ */
/* DW1 */
# define GEN6_WM_LINE_AA_WIDTH_2_0 (2 << 14)
# define GEN6_WM_LINE_AA_WIDTH_4_0 (3 << 14)
# define GEN6_WM_POLYGON_STIPPLE_ENABLE (1 << 13)
-# define GEN6_WM_LINE_STIPPLE_ENABLE (1 << 12)
+# define GEN6_WM_LINE_STIPPLE_ENABLE (1 << 11)
# define GEN6_WM_OMASK_TO_RENDER_TARGET (1 << 9)
# define GEN6_WM_USES_SOURCE_W (1 << 8)
# define GEN6_WM_DUAL_SOURCE_BLEND_ENABLE (1 << 7)
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