R6xx/r7xx: first pass at texture support

texture bo setup isn't quite working yet

1 files changed, 63 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/r600/r600_tex.h b/src/mesa/drivers/dri/r600/r600_tex.h
new file mode 100644
index 00000000000..fb0e1a023e1
--- /dev/null
+++ b/src/mesa/drivers/dri/r600/r600_tex.h
@@ -0,0 +1,63 @@
+/*
+Copyright (C) The Weather Channel, Inc.  2002.  All Rights Reserved.
+
+The Weather Channel (TM) funded Tungsten Graphics to develop the
+initial release of the Radeon 8500 driver under the XFree86 license.
+This notice must be preserved.
+
+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]>
+ */
+
+#ifndef __r600_TEX_H__
+#define __r600_TEX_H__
+
+/* TODO : review this after texture load code. */
+#define R700_BLIT_WIDTH_BYTES 1024
+/* The BASE_ADDRESS and MIP_ADDRESS fields are 256-byte-aligned */
+#define R700_TEXTURE_ALIGNMENT_MASK     0x255
+/* Texel pitch is 8 alignment. */
+#define R700_TEXEL_PITCH_ALIGNMENT_MASK 0x7
+
+#define R700_MAX_TEXTURE_UNITS 8 /* TODO : should be 16, lets make it work, review later */
+
+extern void r600SetDepthTexMode(struct gl_texture_object *tObj);
+
+extern void r600SetTexBuffer(__DRIcontext *pDRICtx, GLint target,
+			     __DRIdrawable *dPriv);
+
+extern void r600SetTexBuffer2(__DRIcontext *pDRICtx, GLint target,
+			      GLint format, __DRIdrawable *dPriv);
+
+extern void r600SetTexOffset(__DRIcontext *pDRICtx, GLint texname,
+			     unsigned long long offset, GLint depth,
+			     GLuint pitch);
+
+extern GLboolean r600ValidateBuffers(GLcontext * ctx);
+
+extern void r600InitTextureFuncs(struct dd_function_table *functions);
+
+#endif				/* __r600_TEX_H__ */