add the SiS driver - no kernel driver yet

(build tested, but not physically tested)

1 files changed, 151 insertions, 0 deletions

diff --git a/src/mesa/drivers/dri/sis/sis_tritmp.h b/src/mesa/drivers/dri/sis/sis_tritmp.h
new file mode 100644
index 00000000000..50564412a0a
--- /dev/null
+++ b/src/mesa/drivers/dri/sis/sis_tritmp.h
@@ -0,0 +1,151 @@
+/* $XFree86*/ /* -*- c-basic-offset: 3 -*- */
+/**************************************************************************
+
+Copyright 2003 Eric Anholt
+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
+on 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
+ATI, PRECISION INSIGHT AND/OR THEIR 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:
+ *   Eric Anholt <[email protected]>
+ */
+
+#define AGP_VERT_REG_COUNT (5 + \
+   ((SIS_STATES & SIS_VERT_TEX0) != 0) * 2 + \
+   ((SIS_STATES & SIS_VERT_TEX1) != 0) * 2)
+
+static void TAG(sis_draw_quad_mmio)( sisContextPtr smesa,
+				     sisVertexPtr v0,
+				     sisVertexPtr v1,
+				     sisVertexPtr v2,
+				     sisVertexPtr v3 )
+{
+   float *MMIOBase = (float *)GET_IOBase (smesa);
+
+   mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 6 + 1);
+   ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
+   SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
+   SIS_MMIO_WRITE_VERTEX(v1, 1, 0);
+   SIS_MMIO_WRITE_VERTEX(v3, 2, 1);
+   SIS_MMIO_WRITE_VERTEX(v1, 0, 0);
+   SIS_MMIO_WRITE_VERTEX(v2, 1, 0);
+   SIS_MMIO_WRITE_VERTEX(v3, 2, 1);
+}
+
+static void TAG(sis_draw_tri_mmio)( sisContextPtr smesa,
+				    sisVertexPtr v0,
+				    sisVertexPtr v1,
+				    sisVertexPtr v2 )
+{
+   float *MMIOBase = (float *)GET_IOBase (smesa);
+
+   mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 3 + 1);
+   ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
+   SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
+   SIS_MMIO_WRITE_VERTEX(v1, 1, 0);
+   SIS_MMIO_WRITE_VERTEX(v2, 2, 1);
+}
+
+static void TAG(sis_draw_line_mmio)( sisContextPtr smesa,
+				     sisVertexPtr v0,
+				     sisVertexPtr v1 )
+{
+   float *MMIOBase = (float *)GET_IOBase (smesa);
+
+   mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 2 + 1);
+   ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
+   SIS_MMIO_WRITE_VERTEX(v0, 0, 0);
+   SIS_MMIO_WRITE_VERTEX(v1, 1, 1);
+}
+
+static void TAG(sis_draw_point_mmio)( sisContextPtr smesa,
+				      sisVertexPtr v0 )
+{
+   float *MMIOBase = (float *)GET_IOBase (smesa);
+
+   mWait3DCmdQueue (MMIO_VERT_REG_COUNT * 1 + 1);
+   ((GLint *) MMIOBase)[REG_3D_PrimitiveSet / 4] = smesa->dwPrimitiveSet;
+   SIS_MMIO_WRITE_VERTEX(v0, 1, 1);
+}
+
+static void TAG(sis_draw_quad_agp)( sisContextPtr smesa,
+				     sisVertexPtr v0,
+				     sisVertexPtr v1,
+				     sisVertexPtr v2,
+				     sisVertexPtr v3 )
+{
+   sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 6);
+
+   SIS_AGP_WRITE_VERTEX(v0);
+   SIS_AGP_WRITE_VERTEX(v1);
+   SIS_AGP_WRITE_VERTEX(v3);
+   SIS_AGP_WRITE_VERTEX(v1);
+   SIS_AGP_WRITE_VERTEX(v2);
+   SIS_AGP_WRITE_VERTEX(v3);
+}
+
+static void TAG(sis_draw_tri_agp)( sisContextPtr smesa,
+				    sisVertexPtr v0,
+				    sisVertexPtr v1,
+				    sisVertexPtr v2 )
+{
+   sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 3);
+
+   SIS_AGP_WRITE_VERTEX(v0);
+   SIS_AGP_WRITE_VERTEX(v1);
+   SIS_AGP_WRITE_VERTEX(v2);
+}
+
+static void TAG(sis_draw_line_agp)( sisContextPtr smesa,
+				     sisVertexPtr v0,
+				     sisVertexPtr v1 )
+{
+   sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 2);
+
+   SIS_AGP_WRITE_VERTEX(v0);
+   SIS_AGP_WRITE_VERTEX(v1);
+}
+
+static void TAG(sis_draw_point_agp)( sisContextPtr smesa,
+				      sisVertexPtr v0 )
+{
+   sisMakeRoomAGP(smesa, AGP_VERT_REG_COUNT * 1);
+
+   SIS_AGP_WRITE_VERTEX(v0);
+}
+
+static __inline void TAG(sis_vert_init)( void )
+{
+   sis_quad_func_agp[SIS_STATES] = TAG(sis_draw_quad_agp);
+   sis_tri_func_agp[SIS_STATES] = TAG(sis_draw_tri_agp);
+   sis_line_func_agp[SIS_STATES] = TAG(sis_draw_line_agp);
+   sis_point_func_agp[SIS_STATES] = TAG(sis_draw_point_agp);
+   sis_quad_func_mmio[SIS_STATES] = TAG(sis_draw_quad_mmio);
+   sis_tri_func_mmio[SIS_STATES] = TAG(sis_draw_tri_mmio);
+   sis_line_func_mmio[SIS_STATES] = TAG(sis_draw_line_mmio);
+   sis_point_func_mmio[SIS_STATES] = TAG(sis_draw_point_mmio);
+}
+
+#undef AGP_VERT_REG_COUNT
+#undef TAG
+#undef SIS_STATES