From 432c707885a7efe1929d7a54f53afc5bb71230d5 Mon Sep 17 00:00:00 2001
From: Thomas White <taw@bitwiz.org.uk>
Date: Thu, 27 May 2010 23:08:02 +0200
Subject: Emit colour buffer address, raster op, colour format etc

---
 src/mesa/drivers/dri/glamo/glamo_regs.h   |  5 +++++
 src/mesa/drivers/dri/glamo/glamo_render.c |  9 +++++++--
 src/mesa/drivers/dri/glamo/glamo_state.c  | 16 ++++++++++++++++
 src/mesa/drivers/dri/glamo/glamo_state.h  |  2 ++
 4 files changed, 30 insertions(+), 2 deletions(-)

diff --git a/src/mesa/drivers/dri/glamo/glamo_regs.h b/src/mesa/drivers/dri/glamo/glamo_regs.h
index 02b229449b..7465362121 100644
--- a/src/mesa/drivers/dri/glamo/glamo_regs.h
+++ b/src/mesa/drivers/dri/glamo/glamo_regs.h
@@ -160,6 +160,11 @@ enum glamo_register_3d
 	G3D_STREAM_MODE_7		= REG_3D(0x1f48),
 	G3D_STREAM_BASE_7		= REG_3D(0x1f4c),
 
+	/* Colour buffer */
+	G3D_COLOUR_FROP			= REG_3D(0x2120),
+	G3D_COLOUR_MASK			= REG_3D(0x2124),
+	G3D_COLOUR_BASE			= REG_3D(0x2128),
+
 	/* Modelview*projection matrix */
 	G3D_MATRIX_MVP			= REG_3D(0x26a0), /* .. 0x27df */
 
diff --git a/src/mesa/drivers/dri/glamo/glamo_render.c b/src/mesa/drivers/dri/glamo/glamo_render.c
index fd52418956..67959e88fb 100644
--- a/src/mesa/drivers/dri/glamo/glamo_render.c
+++ b/src/mesa/drivers/dri/glamo/glamo_render.c
@@ -87,13 +87,17 @@
 #define HAVE_ELTS        0
 
 
-static void glamoFlushPrim(struct glamo_context *gCtx)
+static void glamoFlushPrim(GLcontext *ctx)
 {
+	struct glamo_context *gCtx = GLAMO_CONTEXT(ctx);
+
 	printf("glamoFlushPrim: %i vertices, %i %i\n", gCtx->prim.count,
 	gCtx->prim.start_offset, gCtx->prim.current_offset);
 
 	if ( gCtx->prim.vb_bo == NULL ) return;
 
+	glamoEmitState(ctx);
+
 	/* Upload to hardware */
 	glamo_bo_subdata(gCtx->prim.vb_bo, 0, gCtx->prim.current_offset,
 	                 gCtx->prim.vb);
@@ -108,6 +112,7 @@ static void glamoFlushPrim(struct glamo_context *gCtx)
 	gCtx->prim.vb_bo = NULL;
 
 	/* Continue from new start */
+	gCtx->prim.count = 0;
 	gCtx->prim.start_offset = gCtx->prim.current_offset;
 }
 
@@ -131,7 +136,7 @@ static inline GLuint glamoGetCurrentMax(struct glamo_context *gCtx)
 
 #define INIT(prim)
 
-#define FLUSH() glamoFlushPrim(gCtx)
+#define FLUSH() glamoFlushPrim(ctx)
 
 #define GET_SUBSEQUENT_VB_MAX_VERTS() glamoGetVBMax(gCtx)
 #define GET_CURRENT_VB_MAX_VERTS() glamoGetCurrentMax(gCtx)
diff --git a/src/mesa/drivers/dri/glamo/glamo_state.c b/src/mesa/drivers/dri/glamo/glamo_state.c
index 4046c24aaf..24f8d9cd3d 100644
--- a/src/mesa/drivers/dri/glamo/glamo_state.c
+++ b/src/mesa/drivers/dri/glamo/glamo_state.c
@@ -63,6 +63,22 @@
 #include "glamo_regs.h"
 
 
+/* State which must be done for every buffer of vertices */
+void glamoEmitState(GLcontext *ctx)
+{
+	struct glamo_renderbuffer *grb;
+	struct glamo_context *gCtx;
+
+	gCtx = GLAMO_CONTEXT(ctx);
+	grb = glamo_renderbuffer(ctx->DrawBuffer->_ColorDrawBuffers[0]);
+
+	glamoDRMStartBurst(gCtx, G3D_COLOUR_FROP);
+	glamoDRMAddData(gCtx, 0x0f110000 | (grb->pitch & 0x3ff), 4);
+	glamoDRMAddData(gCtx, 0x00ff, 4);
+	glamoDRMAddBO(gCtx, grb->bo);  /* Low bit must be 0 (kernel's job) */
+}
+
+
 static void glamoResizeBuffers(GLcontext *ctx, struct gl_framebuffer *fb,
                                GLuint width, GLuint height)
 {
diff --git a/src/mesa/drivers/dri/glamo/glamo_state.h b/src/mesa/drivers/dri/glamo/glamo_state.h
index 98f0b97e48..2519e7ee52 100644
--- a/src/mesa/drivers/dri/glamo/glamo_state.h
+++ b/src/mesa/drivers/dri/glamo/glamo_state.h
@@ -28,6 +28,8 @@
 #include "main/context.h"
 
 extern void glamoInitStateFuncs(GLcontext *ctx);
+extern GLboolean glamoValidateState(GLcontext *ctx, GLuint new_state);
+extern void glamoEmitState(GLcontext *ctx);
 
 #endif   /* __GLAMO_STATE_H */
 
-- 
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