1/************************************************************************** 2 * 3 * Copyright 2003 Tungsten Graphics, Inc., Cedar Park, Texas. 4 * All Rights Reserved. 5 * 6 * Permission is hereby granted, free of charge, to any person obtaining a 7 * copy of this software and associated documentation files (the 8 * "Software"), to deal in the Software without restriction, including 9 * without limitation the rights to use, copy, modify, merge, publish, 10 * distribute, sub license, and/or sell copies of the Software, and to 11 * permit persons to whom the Software is furnished to do so, subject to 12 * the following conditions: 13 * 14 * The above copyright notice and this permission notice (including the 15 * next paragraph) shall be included in all copies or substantial portions 16 * of the Software. 17 * 18 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS 19 * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF 20 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. 21 * IN NO EVENT SHALL TUNGSTEN GRAPHICS AND/OR ITS SUPPLIERS BE LIABLE FOR 22 * ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, 23 * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE 24 * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. 25 * 26 **************************************************************************/ 27 28#ifdef HAVE_CONFIG_H 29#include "config.h" 30#endif 31 32#include "xorg-server.h" 33#include "xf86.h" 34#include "i830.h" 35 36#include "i830_reg.h" 37 38void I830EmitInvarientState( ScrnInfoPtr pScrn ) 39{ 40 I830Ptr pI830 = I830PTR(pScrn); 41 42 BEGIN_BATCH(58); 43 44 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(0)); 45 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(1)); 46 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(2)); 47 OUT_BATCH(_3DSTATE_MAP_CUBE | MAP_UNIT(3)); 48 49 OUT_BATCH(_3DSTATE_DFLT_DIFFUSE_CMD); 50 OUT_BATCH(0); 51 52 OUT_BATCH(_3DSTATE_DFLT_SPEC_CMD); 53 OUT_BATCH(0); 54 55 OUT_BATCH(_3DSTATE_DFLT_Z_CMD); 56 OUT_BATCH(0); 57 58 OUT_BATCH(_3DSTATE_FOG_MODE_CMD); 59 OUT_BATCH(FOGFUNC_ENABLE | 60 FOG_LINEAR_CONST | 61 FOGSRC_INDEX_Z | 62 ENABLE_FOG_DENSITY); 63 OUT_BATCH(0); 64 OUT_BATCH(0); 65 66 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 67 MAP_UNIT(0) | 68 DISABLE_TEX_STREAM_BUMP | 69 ENABLE_TEX_STREAM_COORD_SET | 70 TEX_STREAM_COORD_SET(0) | 71 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(0)); 72 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 73 MAP_UNIT(1) | 74 DISABLE_TEX_STREAM_BUMP | 75 ENABLE_TEX_STREAM_COORD_SET | 76 TEX_STREAM_COORD_SET(1) | 77 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(1)); 78 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 79 MAP_UNIT(2) | 80 DISABLE_TEX_STREAM_BUMP | 81 ENABLE_TEX_STREAM_COORD_SET | 82 TEX_STREAM_COORD_SET(2) | 83 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(2)); 84 OUT_BATCH(_3DSTATE_MAP_TEX_STREAM_CMD | 85 MAP_UNIT(3) | 86 DISABLE_TEX_STREAM_BUMP | 87 ENABLE_TEX_STREAM_COORD_SET | 88 TEX_STREAM_COORD_SET(3) | 89 ENABLE_TEX_STREAM_MAP_IDX | TEX_STREAM_MAP_IDX(3)); 90 91 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 92 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(0)); 93 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 94 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(1)); 95 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 96 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(2)); 97 OUT_BATCH(_3DSTATE_MAP_COORD_TRANSFORM); 98 OUT_BATCH(DISABLE_TEX_TRANSFORM | TEXTURE_SET(3)); 99 100 OUT_BATCH(_3DSTATE_RASTER_RULES_CMD | 101 ENABLE_POINT_RASTER_RULE | 102 OGL_POINT_RASTER_RULE | 103 ENABLE_LINE_STRIP_PROVOKE_VRTX | 104 ENABLE_TRI_FAN_PROVOKE_VRTX | 105 ENABLE_TRI_STRIP_PROVOKE_VRTX | 106 LINE_STRIP_PROVOKE_VRTX(1) | 107 TRI_FAN_PROVOKE_VRTX(2) | 108 TRI_STRIP_PROVOKE_VRTX(2)); 109 110 OUT_BATCH(_3DSTATE_SCISSOR_ENABLE_CMD | 111 DISABLE_SCISSOR_RECT); 112 113 OUT_BATCH(_3DSTATE_SCISSOR_RECT_0_CMD); 114 OUT_BATCH(0); 115 OUT_BATCH(0); 116 117 OUT_BATCH(_3DSTATE_VERTEX_TRANSFORM); 118 OUT_BATCH(DISABLE_VIEWPORT_TRANSFORM | DISABLE_PERSPECTIVE_DIVIDE); 119 120 OUT_BATCH(_3DSTATE_W_STATE_CMD); 121 OUT_BATCH(MAGIC_W_STATE_DWORD1); 122 OUT_BATCH(0x3f800000 /* 1.0 in IEEE float */ ); 123 124 OUT_BATCH(_3DSTATE_COLOR_FACTOR_CMD); 125 OUT_BATCH(0x80808080); /* .5 required in alpha for GL_DOT3_RGBA_EXT */ 126 127 OUT_BATCH(_3DSTATE_MAP_COORD_SETBIND_CMD); 128 OUT_BATCH(TEXBIND_SET3(TEXCOORDSRC_VTXSET_3) | 129 TEXBIND_SET2(TEXCOORDSRC_VTXSET_2) | 130 TEXBIND_SET1(TEXCOORDSRC_VTXSET_1) | 131 TEXBIND_SET0(TEXCOORDSRC_VTXSET_0)); 132 133 /* copy from mesa */ 134 OUT_BATCH(_3DSTATE_INDPT_ALPHA_BLEND_CMD | 135 DISABLE_INDPT_ALPHA_BLEND | 136 ENABLE_ALPHA_BLENDFUNC | 137 ABLENDFUNC_ADD); 138 139 OUT_BATCH(_3DSTATE_FOG_COLOR_CMD | 140 FOG_COLOR_RED(0) | 141 FOG_COLOR_GREEN(0) | 142 FOG_COLOR_BLUE(0)); 143 144 OUT_BATCH(_3DSTATE_CONST_BLEND_COLOR_CMD); 145 OUT_BATCH(0); 146 147 OUT_BATCH(_3DSTATE_MODES_1_CMD | 148 ENABLE_COLR_BLND_FUNC | 149 BLENDFUNC_ADD | 150 ENABLE_SRC_BLND_FACTOR | 151 SRC_BLND_FACT(BLENDFACTOR_ONE) | 152 ENABLE_DST_BLND_FACTOR | 153 DST_BLND_FACT(BLENDFACTOR_ZERO)); 154 OUT_BATCH(_3DSTATE_MODES_2_CMD | 155 ENABLE_GLOBAL_DEPTH_BIAS | 156 GLOBAL_DEPTH_BIAS(0) | 157 ENABLE_ALPHA_TEST_FUNC| 158 ALPHA_TEST_FUNC(0) | /* always */ 159 ALPHA_REF_VALUE(0)); 160 OUT_BATCH(_3DSTATE_MODES_3_CMD | 161 ENABLE_DEPTH_TEST_FUNC | 162 DEPTH_TEST_FUNC(0x2) | /* COMPAREFUNC_LESS */ 163 ENABLE_ALPHA_SHADE_MODE | 164 ALPHA_SHADE_MODE(SHADE_MODE_LINEAR) | 165 ENABLE_FOG_SHADE_MODE | 166 FOG_SHADE_MODE(SHADE_MODE_LINEAR) | 167 ENABLE_SPEC_SHADE_MODE | 168 SPEC_SHADE_MODE(SHADE_MODE_LINEAR) | 169 ENABLE_COLOR_SHADE_MODE | 170 COLOR_SHADE_MODE(SHADE_MODE_LINEAR) | 171 ENABLE_CULL_MODE | CULLMODE_NONE); 172 173 OUT_BATCH(_3DSTATE_MODES_4_CMD | 174 ENABLE_LOGIC_OP_FUNC | 175 LOGIC_OP_FUNC(LOGICOP_COPY) | 176 ENABLE_STENCIL_TEST_MASK | 177 STENCIL_TEST_MASK(0xff) | 178 ENABLE_STENCIL_WRITE_MASK | 179 STENCIL_WRITE_MASK(0xff)); 180 181 OUT_BATCH(_3DSTATE_STENCIL_TEST_CMD | 182 ENABLE_STENCIL_PARMS | 183 STENCIL_FAIL_OP(0) | /* STENCILOP_KEEP */ 184 STENCIL_PASS_DEPTH_FAIL_OP(0) | /* STENCILOP_KEEP */ 185 STENCIL_PASS_DEPTH_PASS_OP(0) | /* STENCILOP_KEEP */ 186 ENABLE_STENCIL_TEST_FUNC | 187 STENCIL_TEST_FUNC(0) | /* COMPAREFUNC_ALWAYS */ 188 ENABLE_STENCIL_REF_VALUE | 189 STENCIL_REF_VALUE(0)); 190 191 OUT_BATCH(_3DSTATE_MODES_5_CMD | 192 FLUSH_TEXTURE_CACHE | 193 ENABLE_SPRITE_POINT_TEX | 194 SPRITE_POINT_TEX_OFF | 195 ENABLE_FIXED_LINE_WIDTH | 196 FIXED_LINE_WIDTH(0x2) | /* 1.0 */ 197 ENABLE_FIXED_POINT_WIDTH | 198 FIXED_POINT_WIDTH(1)); 199 200 OUT_BATCH(_3DSTATE_ENABLES_1_CMD | 201 DISABLE_LOGIC_OP | 202 DISABLE_STENCIL_TEST | 203 DISABLE_DEPTH_BIAS | 204 DISABLE_SPEC_ADD | 205 DISABLE_FOG | 206 DISABLE_ALPHA_TEST | 207 ENABLE_COLOR_BLEND | 208 DISABLE_DEPTH_TEST); 209 OUT_BATCH(_3DSTATE_ENABLES_2_CMD | 210 DISABLE_STENCIL_WRITE | 211 ENABLE_TEX_CACHE | 212 DISABLE_DITHER | 213 ENABLE_COLOR_MASK | 214 ENABLE_COLOR_WRITE | 215 DISABLE_DEPTH_WRITE); 216 217 OUT_BATCH(_3DSTATE_STIPPLE); 218 219 /* Set default blend state */ 220 OUT_BATCH(_3DSTATE_MAP_BLEND_OP_CMD(0) | 221 TEXPIPE_COLOR | 222 ENABLE_TEXOUTPUT_WRT_SEL | 223 TEXOP_OUTPUT_CURRENT | 224 DISABLE_TEX_CNTRL_STAGE | 225 TEXOP_SCALE_1X | 226 TEXOP_MODIFY_PARMS | 227 TEXOP_LAST_STAGE | TEXBLENDOP_ARG1); 228 OUT_BATCH(_3DSTATE_MAP_BLEND_OP_CMD(0) | 229 TEXPIPE_ALPHA | 230 ENABLE_TEXOUTPUT_WRT_SEL | 231 TEXOP_OUTPUT_CURRENT | 232 TEXOP_SCALE_1X | 233 TEXOP_MODIFY_PARMS | TEXBLENDOP_ARG1); 234 OUT_BATCH(_3DSTATE_MAP_BLEND_ARG_CMD(0) | 235 TEXPIPE_COLOR | 236 TEXBLEND_ARG1 | 237 TEXBLENDARG_MODIFY_PARMS | 238 TEXBLENDARG_DIFFUSE); 239 OUT_BATCH(_3DSTATE_MAP_BLEND_ARG_CMD(0) | 240 TEXPIPE_ALPHA | 241 TEXBLEND_ARG1 | 242 TEXBLENDARG_MODIFY_PARMS | 243 TEXBLENDARG_DIFFUSE); 244 245 OUT_BATCH(_3DSTATE_AA_CMD | 246 AA_LINE_ECAAR_WIDTH_ENABLE | 247 AA_LINE_ECAAR_WIDTH_1_0 | 248 AA_LINE_REGION_WIDTH_ENABLE | 249 AA_LINE_REGION_WIDTH_1_0 | 250 AA_LINE_DISABLE); 251 252 ADVANCE_BATCH(); 253} 254