1 files changed, 99 insertions, 0 deletions
diff --git a/src/mesa/pipe/cell/ppu/cell_clear.c b/src/mesa/pipe/cell/ppu/cell_clear.c
new file mode 100644
index 0000000000..48c1c8e2c8
--- /dev/null
+++ b/src/mesa/pipe/cell/ppu/cell_clear.c
@@ -0,0 +1,99 @@
+/**************************************************************************
+ * 
+ * Copyright 2007 Tungsten Graphics, Inc., Cedar Park, Texas.
+ * All Rights Reserved.
+ * 
+ * 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, sub license, 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 NON-INFRINGEMENT.
+ * IN NO EVENT SHALL TUNGSTEN GRAPHICS 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
+ *  Brian Paul
+ */
+
+#include <stdio.h>
+#include <assert.h>
+#include <stdint.h>
+#include "pipe/p_inlines.h"
+#include "pipe/p_util.h"
+#include "pipe/cell/common.h"
+#include "cell_clear.h"
+#include "cell_context.h"
+#include "cell_batch.h"
+#include "cell_spu.h"
+
+
+void
+cell_clear_surface(struct pipe_context *pipe, struct pipe_surface *ps,
+                   unsigned clearValue)
+{
+   struct cell_context *cell = cell_context(pipe);
+   uint i;
+   uint surfIndex;
+
+   if (!cell->cbuf_map[0])
+      cell->cbuf_map[0] = pipe_surface_map(ps);
+
+   if (ps == cell->framebuffer.zbuf) {
+      surfIndex = 1;
+   }
+   else {
+      surfIndex = 0;
+   }
+
+#if 0
+   for (i = 0; i < cell->num_spus; i++) {
+#if 1
+      uint clr = clearValue;
+      if (surfIndex == 0) {
+         /* XXX debug: clear color varied per-SPU to visualize tiles */
+         if ((clr & 0xff) == 0)
+            clr |= 64 + i * 8;
+         if ((clr & 0xff00) == 0)
+            clr |= (64 + i * 8) << 8;
+         if ((clr & 0xff0000) == 0)
+            clr |= (64 + i * 8) << 16;
+         if ((clr & 0xff000000) == 0)
+            clr |= (64 + i * 8) << 24;
+      }
+      cell_global.command[i].clear.value = clr;
+#else
+      cell_global.command[i].clear.value = clearValue;
+#endif
+      cell_global.command[i].clear.surface = surfIndex;
+      send_mbox_message(cell_global.spe_contexts[i], CELL_CMD_CLEAR_SURFACE);
+   }
+#else
+   {
+      struct cell_command_clear_surface *clr
+         = (struct cell_command_clear_surface *)
+         cell_batch_alloc(cell, sizeof(*clr));
+      clr->opcode = CELL_CMD_CLEAR_SURFACE;
+      clr->surface = surfIndex;
+      clr->value = clearValue;
+   }
+#endif
+
+   /* XXX temporary */
+   cell_flush(&cell->pipe, 0x0);
+
+}