Add Intel i965G/Q DRI driver.

This driver comes from Tungsten Graphics, with a few further modifications by
Intel.

1 files changed, 147 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/i965/brw_program.c b/src/mesa/drivers/dri/i965/brw_program.c
new file mode 100644
index 00000000000..1ae065b10dd
--- /dev/null
+++ b/src/mesa/drivers/dri/i965/brw_program.c
@@ -0,0 +1,147 @@
+/*
+ Copyright (C) Intel Corp.  2006.  All Rights Reserved.
+ Intel funded Tungsten Graphics (http://www.tungstengraphics.com) to
+ develop this 3D driver.
+ 
+ Permission is hereby granted, free of charge, to any person obtaining
+ a copy of this software and associated documentation files (the
+ "Software"), to deal in the Software without restriction, including
+ without limitation the rights to use, copy, modify, merge, publish,
+ distribute, sublicense, and/or sell copies of the Software, and to
+ permit persons to whom the Software is furnished to do so, subject to
+ the following conditions:
+ 
+ The above copyright notice and this permission notice (including the
+ next paragraph) shall be included in all copies or substantial
+ portions of the Software.
+ 
+ THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE
+ LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION
+ OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION
+ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ 
+ **********************************************************************/
+ /*
+  * Authors:
+  *   Keith Whitwell <[email protected]>
+  */
+  
+
+#include "brw_context.h"
+#include "brw_aub.h"
+#include "brw_util.h"
+#include "program.h"
+#include "imports.h"
+#include "enums.h"
+#include "tnl/tnl.h"
+
+
+static void brwBindProgram( GLcontext *ctx,
+			    GLenum target, 
+			    struct gl_program *prog )
+{
+   struct brw_context *brw = brw_context(ctx);
+
+   switch (target) {
+   case GL_VERTEX_PROGRAM_ARB: 
+      brw->state.dirty.brw |= BRW_NEW_VERTEX_PROGRAM;
+      break;
+   case GL_FRAGMENT_PROGRAM_ARB:
+      brw->state.dirty.brw |= BRW_NEW_FRAGMENT_PROGRAM;
+      break;
+   }
+}
+
+static struct gl_program *brwNewProgram( GLcontext *ctx,
+				      GLenum target, 
+				      GLuint id )
+{
+   struct brw_context *brw = brw_context(ctx);
+
+   switch (target) {
+   case GL_VERTEX_PROGRAM_ARB: {
+      struct brw_vertex_program *prog = CALLOC_STRUCT(brw_vertex_program);
+      if (prog) {
+	 prog->id = brw->program_id++;
+
+	 return _mesa_init_vertex_program( ctx, &prog->program,
+					     target, id );
+      }
+      else
+	 return NULL;
+   }
+
+   case GL_FRAGMENT_PROGRAM_ARB: {
+      struct brw_fragment_program *prog = CALLOC_STRUCT(brw_fragment_program);
+      if (prog) {
+	 prog->id = brw->program_id++;
+
+	 return _mesa_init_fragment_program( ctx, &prog->program,
+					     target, id );
+      }
+      else
+	 return NULL;
+   }
+
+   default:
+      return _mesa_new_program(ctx, target, id);
+   }
+}
+
+static void brwDeleteProgram( GLcontext *ctx,
+			      struct gl_program *prog )
+{
+   
+   _mesa_delete_program( ctx, prog );
+}
+
+
+static GLboolean brwIsProgramNative( GLcontext *ctx,
+				     GLenum target, 
+				     struct gl_program *prog )
+{
+   return GL_TRUE;
+}
+
+static void brwProgramStringNotify( GLcontext *ctx,
+				    GLenum target,
+				    struct gl_program *prog )
+{
+   if (target == GL_FRAGMENT_PROGRAM_ARB) {
+      struct brw_context *brw = brw_context(ctx);
+      struct brw_fragment_program *p = (struct brw_fragment_program *)prog;
+      struct brw_fragment_program *fp = (struct brw_fragment_program *)brw->fragment_program;
+      if (p == fp)
+	 brw->state.dirty.brw |= BRW_NEW_FRAGMENT_PROGRAM;
+      p->id = brw->program_id++;      
+      p->param_state = brw_parameter_list_state_flags(p->program.Base.Parameters); 
+   }
+   else if (target == GL_VERTEX_PROGRAM_ARB) {
+      struct brw_context *brw = brw_context(ctx);
+      struct brw_vertex_program *p = (struct brw_vertex_program *)prog;
+      struct brw_vertex_program *vp = (struct brw_vertex_program *)brw->vertex_program;
+      if (p == vp)
+	 brw->state.dirty.brw |= BRW_NEW_VERTEX_PROGRAM;
+      p->id = brw->program_id++;      
+      p->param_state = brw_parameter_list_state_flags(p->program.Base.Parameters); 
+
+      /* Also tell tnl about it:
+       */
+      _tnl_program_string(ctx, target, prog);
+   }
+}
+
+void brwInitFragProgFuncs( struct dd_function_table *functions )
+{
+   assert(functions->ProgramStringNotify == _tnl_program_string); 
+
+   functions->BindProgram = brwBindProgram;
+   functions->NewProgram = brwNewProgram;
+   functions->DeleteProgram = brwDeleteProgram;
+   functions->IsProgramNative = brwIsProgramNative;
+   functions->ProgramStringNotify = brwProgramStringNotify;
+}
+