1 files changed, 121 insertions, 0 deletions
diff --git a/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h b/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h
new file mode 100644
index 0000000000..6fcd1ce7ca
--- /dev/null
+++ b/src/mesa/drivers/dri/radeon/radeon_cmdbuf.h
@@ -0,0 +1,121 @@
+#ifndef COMMON_CMDBUF_H
+#define COMMON_CMDBUF_H
+
+#include "radeon_bocs_wrapper.h"
+
+GLboolean rcommonEnsureCmdBufSpace(radeonContextPtr rmesa, int dwords, const char *caller);
+int rcommonFlushCmdBuf(radeonContextPtr rmesa, const char *caller);
+int rcommonFlushCmdBufLocked(radeonContextPtr rmesa, const char *caller);
+void rcommonInitCmdBuf(radeonContextPtr rmesa);
+void rcommonDestroyCmdBuf(radeonContextPtr rmesa);
+
+void rcommonBeginBatch(radeonContextPtr rmesa,
+		       int n,
+		       int dostate,
+		       const char *file,
+		       const char *function,
+		       int line);
+
+/* +r6/r7 : code here moved */
+
+#define CP_PACKET2  (2 << 30)
+#define CP_PACKET0(reg, n)	(RADEON_CP_PACKET0 | ((n)<<16) | ((reg)>>2))
+#define CP_PACKET0_ONE(reg, n)	(RADEON_CP_PACKET0 | RADEON_CP_PACKET0_ONE_REG_WR | ((n)<<16) | ((reg)>>2))
+#define CP_PACKET3(pkt, n)	(RADEON_CP_PACKET3 | (pkt) | ((n) << 16))
+
+/**
+ * Every function writing to the command buffer needs to declare this
+ * to get the necessary local variables.
+ */
+#define BATCH_LOCALS(rmesa) \
+	const radeonContextPtr b_l_rmesa = rmesa
+
+/**
+ * Prepare writing n dwords to the command buffer,
+ * including producing any necessary state emits on buffer wraparound.
+ */
+#define BEGIN_BATCH(n) rcommonBeginBatch(b_l_rmesa, n, 1, __FILE__, __FUNCTION__, __LINE__)
+
+/**
+ * Same as BEGIN_BATCH, but do not cause automatic state emits.
+ */
+#define BEGIN_BATCH_NO_AUTOSTATE(n) rcommonBeginBatch(b_l_rmesa, n, 0, __FILE__, __FUNCTION__, __LINE__)
+
+/**
+ * Write one dword to the command buffer.
+ */
+#define OUT_BATCH(data) \
+	do { \
+        radeon_cs_write_dword(b_l_rmesa->cmdbuf.cs, data);\
+	} while(0)
+
+/**
+ * Write a relocated dword to the command buffer.
+ */
+#define OUT_BATCH_RELOC(data, bo, offset, rd, wd, flags) 	\
+	do { 							\
+	int  __offset = (offset);				\
+        if (0 && __offset) {					\
+            fprintf(stderr, "(%s:%s:%d) offset : %d\n",		\
+            __FILE__, __FUNCTION__, __LINE__, __offset);	\
+        }							\
+        radeon_cs_write_dword(b_l_rmesa->cmdbuf.cs, __offset);	\
+        radeon_cs_write_reloc(b_l_rmesa->cmdbuf.cs, 		\
+                              bo, rd, wd, flags);		\
+	if (!b_l_rmesa->radeonScreen->kernel_mm) 		\
+		b_l_rmesa->cmdbuf.cs->section_cdw += 2;		\
+	} while(0)
+
+
+/**
+ * Write n dwords from ptr to the command buffer.
+ */
+#define OUT_BATCH_TABLE(ptr,n) \
+	do { \
+		radeon_cs_write_table(b_l_rmesa->cmdbuf.cs, (ptr), (n));\
+	} while(0)
+
+/**
+ * Finish writing dwords to the command buffer.
+ * The number of (direct or indirect) OUT_BATCH calls between the previous
+ * BEGIN_BATCH and END_BATCH must match the number specified at BEGIN_BATCH time.
+ */
+#define END_BATCH() \
+	do { \
+        radeon_cs_end(b_l_rmesa->cmdbuf.cs, __FILE__, __FUNCTION__, __LINE__);\
+	} while(0)
+
+/**
+ * After the last END_BATCH() of rendering, this indicates that flushing
+ * the command buffer now is okay.
+ */
+#define COMMIT_BATCH() \
+	do { \
+	} while(0)
+
+
+/** Single register write to command buffer; requires 2 dwords. */
+#define OUT_BATCH_REGVAL(reg, val) \
+	OUT_BATCH(cmdpacket0(b_l_rmesa->radeonScreen, (reg), 1)); \
+	OUT_BATCH((val))
+
+/** Continuous register range write to command buffer; requires 1 dword,
+ * expects count dwords afterwards for register contents. */
+#define OUT_BATCH_REGSEQ(reg, count) \
+	OUT_BATCH(cmdpacket0(b_l_rmesa->radeonScreen, (reg), (count)))
+
+/** Write a 32 bit float to the ring; requires 1 dword. */
+#define OUT_BATCH_FLOAT32(f) \
+	OUT_BATCH(radeonPackFloat32((f)))
+
+/* +r6/r7 : code here moved */
+
+/* Fire the buffered vertices no matter what.
+ */
+static INLINE void radeon_firevertices(radeonContextPtr radeon)
+{
+   if (radeon->cmdbuf.cs->cdw || radeon->dma.flush )
+      radeon->glCtx->Driver.Flush(radeon->glCtx); /* +r6/r7 */
+}
+
+#endif