1 files changed, 32 insertions, 6 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_context.h b/src/mesa/drivers/dri/i965/brw_context.h
index 01e07c967f..a0b3b06309 100644
--- a/src/mesa/drivers/dri/i965/brw_context.h
+++ b/src/mesa/drivers/dri/i965/brw_context.h
@@ -141,7 +141,8 @@ struct brw_context;
 #define BRW_NEW_BATCH			0x10000
 /** brw->depth_region updated */
 #define BRW_NEW_DEPTH_BUFFER		0x20000
-#define BRW_NEW_NR_SURFACES		0x40000
+#define BRW_NEW_NR_WM_SURFACES		0x40000
+#define BRW_NEW_NR_VS_SURFACES		0x80000
 
 struct brw_state_flags {
    /** State update flags signalled by mesa internals */
@@ -159,6 +160,7 @@ struct brw_state_flags {
 struct brw_vertex_program {
    struct gl_vertex_program program;
    GLuint id;
+   dri_bo *const_buffer;    /** Program constant buffer/surface */
 };
 
 
@@ -168,8 +170,7 @@ struct brw_fragment_program {
    GLuint id;  /**< serial no. to identify frag progs, never re-used */
    GLboolean isGLSL;  /**< really, any IF/LOOP/CONT/BREAK instructions */
 
-   /** Program constant buffer/surface */
-   dri_bo *const_buffer;
+   dri_bo *const_buffer;    /** Program constant buffer/surface */
 };
 
 
@@ -186,7 +187,7 @@ struct brw_wm_prog_data {
    GLuint total_grf;
    GLuint total_scratch;
 
-   GLuint nr_params;
+   GLuint nr_params;       /**< number of float params/constants */
    GLboolean error;
 
    /* Pointer to tracked values (only valid once
@@ -225,6 +226,7 @@ struct brw_vs_prog_data {
    GLuint urb_read_length;
    GLuint total_grf;
    GLuint outputs_written;
+   GLuint nr_params;       /**< number of float params/constants */
 
    GLuint inputs_read;
 
@@ -245,12 +247,31 @@ struct brw_vs_ouput_sizes {
 #define BRW_MAX_TEX_UNIT 16
 
 /**
- * Size of our surface binding table.
+ * Size of our surface binding table for the WM.
  * This contains pointers to the drawing surfaces and current texture
- * objects and shader constant buffer (+1).
+ * objects and shader constant buffers (+2).
  */
 #define BRW_WM_MAX_SURF (MAX_DRAW_BUFFERS + BRW_MAX_TEX_UNIT + 1)
 
+/**
+ * Helpers to convert drawing buffers, textures and constant buffers
+ * to surface binding table indexes, for WM.
+ */
+#define SURF_INDEX_DRAW(d)           (d)
+#define SURF_INDEX_FRAG_CONST_BUFFER (MAX_DRAW_BUFFERS) 
+#define SURF_INDEX_TEXTURE(t)        (MAX_DRAW_BUFFERS + 1 + (t))
+
+/**
+ * Size of surface binding table for the VS.
+ * Only one constant buffer for now.
+ */
+#define BRW_VS_MAX_SURF 1
+
+/**
+ * Only a VS constant buffer
+ */
+#define SURF_INDEX_VERT_CONST_BUFFER 0
+
 
 enum brw_cache_id {
    BRW_CC_VP,
@@ -557,6 +578,11 @@ struct brw_context
 
       dri_bo *prog_bo;
       dri_bo *state_bo;
+
+      /** Binding table of pointers to surf_bo entries */
+      dri_bo *bind_bo;
+      dri_bo *surf_bo[BRW_VS_MAX_SURF];
+      GLuint nr_surfaces;      
    } vs;
 
    struct {