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      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 
     29 #ifndef _I915_REG_H_
     30 #define _I915_REG_H_
     31 
     32 
     33 #include "intel_reg.h"
     34 
     35 #define I915_SET_FIELD( var, mask, value ) (var &= ~(mask), var |= value)
     36 
     37 #define PRIM3D_INLINE		(CMD_3D | (0x1f<<24))
     38 #define PRIM3D_TRILIST		(0x0<<18)
     39 #define PRIM3D_TRISTRIP 	(0x1<<18)
     40 #define PRIM3D_TRISTRIP_RVRSE	(0x2<<18)
     41 #define PRIM3D_TRIFAN		(0x3<<18)
     42 #define PRIM3D_POLY		(0x4<<18)
     43 #define PRIM3D_LINELIST 	(0x5<<18)
     44 #define PRIM3D_LINESTRIP	(0x6<<18)
     45 #define PRIM3D_RECTLIST 	(0x7<<18)
     46 #define PRIM3D_POINTLIST	(0x8<<18)
     47 #define PRIM3D_DIB		(0x9<<18)
     48 #define PRIM3D_CLEAR_RECT	(0xa<<18)
     49 #define PRIM3D_ZONE_INIT	(0xd<<18)
     50 #define PRIM3D_MASK		(0x1f<<18)
     51 
     52 /* p137 */
     53 #define _3DSTATE_AA_CMD			(CMD_3D | (0x06<<24))
     54 #define AA_LINE_ECAAR_WIDTH_ENABLE	(1<<16)
     55 #define AA_LINE_ECAAR_WIDTH_0_5 	0
     56 #define AA_LINE_ECAAR_WIDTH_1_0		(1<<14)
     57 #define AA_LINE_ECAAR_WIDTH_2_0 	(2<<14)
     58 #define AA_LINE_ECAAR_WIDTH_4_0 	(3<<14)
     59 #define AA_LINE_REGION_WIDTH_ENABLE	(1<<8)
     60 #define AA_LINE_REGION_WIDTH_0_5	0
     61 #define AA_LINE_REGION_WIDTH_1_0	(1<<6)
     62 #define AA_LINE_REGION_WIDTH_2_0	(2<<6)
     63 #define AA_LINE_REGION_WIDTH_4_0	(3<<6)
     64 
     65 /* 3DSTATE_BACKFACE_STENCIL_OPS, p138*/
     66 #define _3DSTATE_BACKFACE_STENCIL_OPS    (CMD_3D | (0x8<<24))
     67 #define BFO_ENABLE_STENCIL_REF          (1<<23)
     68 #define BFO_STENCIL_REF_SHIFT           15
     69 #define BFO_STENCIL_REF_MASK            (0xff<<15)
     70 #define BFO_ENABLE_STENCIL_FUNCS        (1<<14)
     71 #define BFO_STENCIL_TEST_SHIFT          11
     72 #define BFO_STENCIL_TEST_MASK           (0x7<<11)
     73 #define BFO_STENCIL_FAIL_SHIFT          8
     74 #define BFO_STENCIL_FAIL_MASK           (0x7<<8)
     75 #define BFO_STENCIL_PASS_Z_FAIL_SHIFT   5
     76 #define BFO_STENCIL_PASS_Z_FAIL_MASK    (0x7<<5)
     77 #define BFO_STENCIL_PASS_Z_PASS_SHIFT   2
     78 #define BFO_STENCIL_PASS_Z_PASS_MASK    (0x7<<2)
     79 #define BFO_ENABLE_STENCIL_TWO_SIDE     (1<<1)
     80 #define BFO_STENCIL_TWO_SIDE            (1<<0)
     81 
     82 
     83 /* 3DSTATE_BACKFACE_STENCIL_MASKS, p140 */
     84 #define _3DSTATE_BACKFACE_STENCIL_MASKS    (CMD_3D | (0x9<<24))
     85 #define BFM_ENABLE_STENCIL_TEST_MASK      (1<<17)
     86 #define BFM_ENABLE_STENCIL_WRITE_MASK     (1<<16)
     87 #define BFM_STENCIL_TEST_MASK_SHIFT       8
     88 #define BFM_STENCIL_TEST_MASK_MASK        (0xff<<8)
     89 #define BFM_STENCIL_TEST_MASK(x)	  (((x)&0xff) << 8)
     90 #define BFM_STENCIL_WRITE_MASK_SHIFT      0
     91 #define BFM_STENCIL_WRITE_MASK_MASK       (0xff<<0)
     92 #define BFM_STENCIL_WRITE_MASK(x)	  ((x)&0xff)
     93 
     94 
     95 
     96 /* 3DSTATE_BIN_CONTROL p141 */
     97 
     98 /* 3DSTATE_CHROMA_KEY */
     99 
    100 /* 3DSTATE_CLEAR_PARAMETERS, p150 */
    101 /*
    102  * Sets the color, depth and stencil clear values used by the
    103  * CLEAR_RECT and ZONE_INIT primitive types, respectively.  These
    104  * primitives set override most 3d state and only take a minimal x/y
    105  * vertex.  The color/z/stencil information is supplied here and
    106  * therefore cannot vary per vertex.
    107  */
    108 #define _3DSTATE_CLEAR_PARAMETERS	(CMD_3D | (0x1d<<24) | (0x9c<<16) | 5)
    109 /* Dword 1 */
    110 #define CLEARPARAM_CLEAR_RECT		(1 << 16)
    111 #define CLEARPARAM_ZONE_INIT		(0 << 16)
    112 #define CLEARPARAM_WRITE_COLOR		(1 << 2)
    113 #define CLEARPARAM_WRITE_DEPTH		(1 << 1)
    114 #define CLEARPARAM_WRITE_STENCIL	(1 << 0)
    115 
    116 /* 3DSTATE_CONSTANT_BLEND_COLOR, p153 */
    117 #define _3DSTATE_CONST_BLEND_COLOR_CMD	(CMD_3D | (0x1d<<24) | (0x88<<16))
    118 
    119 
    120 
    121 /* 3DSTATE_COORD_SET_BINDINGS, p154 */
    122 #define _3DSTATE_COORD_SET_BINDINGS      (CMD_3D | (0x16<<24))
    123 #define CSB_TCB(iunit, eunit)           ((eunit)<<(iunit*3))
    124 
    125 /* p156 */
    126 #define _3DSTATE_DFLT_DIFFUSE_CMD	(CMD_3D | (0x1d<<24) | (0x99<<16))
    127 
    128 /* p157 */
    129 #define _3DSTATE_DFLT_SPEC_CMD		(CMD_3D | (0x1d<<24) | (0x9a<<16))
    130 
    131 /* p158 */
    132 #define _3DSTATE_DFLT_Z_CMD		(CMD_3D | (0x1d<<24) | (0x98<<16))
    133 
    134 
    135 /* 3DSTATE_DEPTH_OFFSET_SCALE, p159 */
    136 #define _3DSTATE_DEPTH_OFFSET_SCALE       (CMD_3D | (0x1d<<24) | (0x97<<16))
    137 /* scale in dword 1 */
    138 
    139 
    140 /* 3DSTATE_DEPTH_SUBRECT_DISABLE, p160 */
    141 #define _3DSTATE_DEPTH_SUBRECT_DISABLE    (CMD_3D | (0x1c<<24) | (0x11<<19) | 0x2)
    142 
    143 /* p161 */
    144 #define _3DSTATE_DST_BUF_VARS_CMD	(CMD_3D | (0x1d<<24) | (0x85<<16))
    145 /* Dword 1 */
    146 #define CLASSIC_EARLY_DEPTH		(1<<31)
    147 #define TEX_DEFAULT_COLOR_OGL           (0<<30)
    148 #define TEX_DEFAULT_COLOR_D3D           (1<<30)
    149 #define ZR_EARLY_DEPTH                  (1<<29)
    150 #define LOD_PRECLAMP_OGL                (1<<28)
    151 #define LOD_PRECLAMP_D3D                (0<<28)
    152 #define DITHER_FULL_ALWAYS              (0<<26)
    153 #define DITHER_FULL_ON_FB_BLEND         (1<<26)
    154 #define DITHER_CLAMPED_ALWAYS           (2<<26)
    155 #define LINEAR_GAMMA_BLEND_32BPP        (1<<25)
    156 #define DEBUG_DISABLE_ENH_DITHER        (1<<24)
    157 #define DSTORG_HORT_BIAS(x)		((x)<<20)
    158 #define DSTORG_VERT_BIAS(x)		((x)<<16)
    159 #define COLOR_4_2_2_CHNL_WRT_ALL	0
    160 #define COLOR_4_2_2_CHNL_WRT_Y		(1<<12)
    161 #define COLOR_4_2_2_CHNL_WRT_CR		(2<<12)
    162 #define COLOR_4_2_2_CHNL_WRT_CB		(3<<12)
    163 #define COLOR_4_2_2_CHNL_WRT_CRCB	(4<<12)
    164 #define COLR_BUF_8BIT			0
    165 #define COLR_BUF_RGB555 		(1<<8)
    166 #define COLR_BUF_RGB565 		(2<<8)
    167 #define COLR_BUF_ARGB8888		(3<<8)
    168 #define DEPTH_FRMT_16_FIXED		0
    169 #define DEPTH_FRMT_16_FLOAT		(1<<2)
    170 #define DEPTH_FRMT_24_FIXED_8_OTHER	(2<<2)
    171 #define VERT_LINE_STRIDE_1		(1<<1)
    172 #define VERT_LINE_STRIDE_0		(0<<1)
    173 #define VERT_LINE_STRIDE_OFS_1		1
    174 #define VERT_LINE_STRIDE_OFS_0		0
    175 
    176 /* p166 */
    177 #define _3DSTATE_DRAW_RECT_CMD		(CMD_3D|(0x1d<<24)|(0x80<<16)|3)
    178 /* Dword 1 */
    179 #define DRAW_RECT_DIS_DEPTH_OFS 	(1<<30)
    180 #define DRAW_DITHER_OFS_X(x)		((x)<<26)
    181 #define DRAW_DITHER_OFS_Y(x)		((x)<<24)
    182 /* Dword 2 */
    183 #define DRAW_YMIN(x)			((x)<<16)
    184 #define DRAW_XMIN(x)			(x)
    185 /* Dword 3 */
    186 #define DRAW_YMAX(x)			((x)<<16)
    187 #define DRAW_XMAX(x)			(x)
    188 /* Dword 4 */
    189 #define DRAW_YORG(x)			((x)<<16)
    190 #define DRAW_XORG(x)			(x)
    191 
    192 
    193 /* 3DSTATE_FILTER_COEFFICIENTS_4X4, p170 */
    194 
    195 /* 3DSTATE_FILTER_COEFFICIENTS_6X5, p172 */
    196 
    197 
    198 /* _3DSTATE_FOG_COLOR, p173 */
    199 #define _3DSTATE_FOG_COLOR_CMD		(CMD_3D|(0x15<<24))
    200 #define FOG_COLOR_RED(x)		((x)<<16)
    201 #define FOG_COLOR_GREEN(x)		((x)<<8)
    202 #define FOG_COLOR_BLUE(x)		(x)
    203 
    204 /* _3DSTATE_FOG_MODE, p174 */
    205 #define _3DSTATE_FOG_MODE_CMD		(CMD_3D|(0x1d<<24)|(0x89<<16)|2)
    206 /* Dword 1 */
    207 #define FMC1_FOGFUNC_MODIFY_ENABLE	(1<<31)
    208 #define FMC1_FOGFUNC_VERTEX		(0<<28)
    209 #define FMC1_FOGFUNC_PIXEL_EXP		(1<<28)
    210 #define FMC1_FOGFUNC_PIXEL_EXP2		(2<<28)
    211 #define FMC1_FOGFUNC_PIXEL_LINEAR	(3<<28)
    212 #define FMC1_FOGFUNC_MASK		(3<<28)
    213 #define FMC1_FOGINDEX_MODIFY_ENABLE     (1<<27)
    214 #define FMC1_FOGINDEX_Z		        (0<<25)
    215 #define FMC1_FOGINDEX_W   		(1<<25)
    216 #define FMC1_C1_C2_MODIFY_ENABLE	(1<<24)
    217 #define FMC1_DENSITY_MODIFY_ENABLE	(1<<23)
    218 #define FMC1_C1_ONE      	        (1<<13)
    219 #define FMC1_C1_MASK		        (0xffff<<4)
    220 /* Dword 2 */
    221 #define FMC2_C2_ONE		        (1<<16)
    222 /* Dword 3 */
    223 #define FMC3_D_ONE      		(1<<16)
    224 
    225 
    226 
    227 /* _3DSTATE_INDEPENDENT_ALPHA_BLEND, p177 */
    228 #define _3DSTATE_INDEPENDENT_ALPHA_BLEND_CMD	(CMD_3D|(0x0b<<24))
    229 #define IAB_MODIFY_ENABLE	        (1<<23)
    230 #define IAB_ENABLE       	        (1<<22)
    231 #define IAB_MODIFY_FUNC         	(1<<21)
    232 #define IAB_FUNC_SHIFT          	16
    233 #define IAB_MODIFY_SRC_FACTOR   	(1<<11)
    234 #define IAB_SRC_FACTOR_SHIFT		6
    235 #define IAB_SRC_FACTOR_MASK		(BLENDFACT_MASK<<6)
    236 #define IAB_MODIFY_DST_FACTOR	        (1<<5)
    237 #define IAB_DST_FACTOR_SHIFT		0
    238 #define IAB_DST_FACTOR_MASK		(BLENDFACT_MASK<<0)
    239 
    240 
    241 #define BLENDFUNC_ADD			0x0
    242 #define BLENDFUNC_SUBTRACT		0x1
    243 #define BLENDFUNC_REVERSE_SUBTRACT	0x2
    244 #define BLENDFUNC_MIN			0x3
    245 #define BLENDFUNC_MAX			0x4
    246 #define BLENDFUNC_MASK			0x7
    247 
    248 /* 3DSTATE_LOAD_INDIRECT, p180 */
    249 
    250 #define _3DSTATE_LOAD_INDIRECT	        (CMD_3D|(0x1d<<24)|(0x7<<16))
    251 #define LI0_STATE_STATIC_INDIRECT       (0x01<<8)
    252 #define LI0_STATE_DYNAMIC_INDIRECT      (0x02<<8)
    253 #define LI0_STATE_SAMPLER               (0x04<<8)
    254 #define LI0_STATE_MAP                   (0x08<<8)
    255 #define LI0_STATE_PROGRAM               (0x10<<8)
    256 #define LI0_STATE_CONSTANTS             (0x20<<8)
    257 
    258 #define SIS0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    259 #define SIS0_FORCE_LOAD                 (1<<1)
    260 #define SIS0_BUFFER_VALID               (1<<0)
    261 #define SIS1_BUFFER_LENGTH(x)           ((x)&0xff)
    262 
    263 #define DIS0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    264 #define DIS0_BUFFER_RESET               (1<<1)
    265 #define DIS0_BUFFER_VALID               (1<<0)
    266 
    267 #define SSB0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    268 #define SSB0_FORCE_LOAD                 (1<<1)
    269 #define SSB0_BUFFER_VALID               (1<<0)
    270 #define SSB1_BUFFER_LENGTH(x)           ((x)&0xff)
    271 
    272 #define MSB0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    273 #define MSB0_FORCE_LOAD                 (1<<1)
    274 #define MSB0_BUFFER_VALID               (1<<0)
    275 #define MSB1_BUFFER_LENGTH(x)           ((x)&0xff)
    276 
    277 #define PSP0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    278 #define PSP0_FORCE_LOAD                 (1<<1)
    279 #define PSP0_BUFFER_VALID               (1<<0)
    280 #define PSP1_BUFFER_LENGTH(x)           ((x)&0xff)
    281 
    282 #define PSC0_BUFFER_ADDRESS(x)          ((x)&~0x3)
    283 #define PSC0_FORCE_LOAD                 (1<<1)
    284 #define PSC0_BUFFER_VALID               (1<<0)
    285 #define PSC1_BUFFER_LENGTH(x)           ((x)&0xff)
    286 
    287 
    288 
    289 
    290 
    291 /* _3DSTATE_RASTERIZATION_RULES */
    292 #define _3DSTATE_RASTER_RULES_CMD	(CMD_3D|(0x07<<24))
    293 #define ENABLE_POINT_RASTER_RULE	(1<<15)
    294 #define OGL_POINT_RASTER_RULE		(1<<13)
    295 #define ENABLE_TEXKILL_3D_4D            (1<<10)
    296 #define TEXKILL_3D                      (0<<9)
    297 #define TEXKILL_4D                      (1<<9)
    298 #define ENABLE_LINE_STRIP_PROVOKE_VRTX	(1<<8)
    299 #define ENABLE_TRI_FAN_PROVOKE_VRTX	(1<<5)
    300 #define LINE_STRIP_PROVOKE_VRTX_MASK	(3 << 6)
    301 #define LINE_STRIP_PROVOKE_VRTX(x)	((x)<<6)
    302 #define TRI_FAN_PROVOKE_VRTX_MASK	(3 << 3)
    303 #define TRI_FAN_PROVOKE_VRTX(x) 	((x)<<3)
    304 
    305 /* _3DSTATE_SCISSOR_ENABLE, p256 */
    306 #define _3DSTATE_SCISSOR_ENABLE_CMD	(CMD_3D|(0x1c<<24)|(0x10<<19))
    307 #define ENABLE_SCISSOR_RECT		((1<<1) | 1)
    308 #define DISABLE_SCISSOR_RECT		(1<<1)
    309 
    310 /* _3DSTATE_SCISSOR_RECTANGLE_0, p257 */
    311 #define _3DSTATE_SCISSOR_RECT_0_CMD	(CMD_3D|(0x1d<<24)|(0x81<<16)|1)
    312 /* Dword 1 */
    313 #define SCISSOR_RECT_0_YMIN(x)		((x)<<16)
    314 #define SCISSOR_RECT_0_XMIN(x)		(x)
    315 /* Dword 2 */
    316 #define SCISSOR_RECT_0_YMAX(x)		((x)<<16)
    317 #define SCISSOR_RECT_0_XMAX(x)		(x)
    318 
    319 /* Helper macros for blend factors
    320  */
    321 #define DST_BLND_FACT(f) ((f)<<S6_CBUF_DST_BLEND_FACT_SHIFT)
    322 #define SRC_BLND_FACT(f) ((f)<<S6_CBUF_SRC_BLEND_FACT_SHIFT)
    323 #define DST_ABLND_FACT(f) ((f)<<IAB_DST_FACTOR_SHIFT)
    324 #define SRC_ABLND_FACT(f) ((f)<<IAB_SRC_FACTOR_SHIFT)
    325 
    326 
    327 
    328 
    329 /* 3DSTATE_MAP_DEINTERLACER_PARAMETERS */
    330 
    331 /* 3DSTATE_MAP_PALETTE_LOAD_32, p206 */
    332 #define _3DSTATE_MAP_PALETTE_LOAD_32    (CMD_3D|(0x1d<<24)|(0x8f<<16))
    333 /* subsequent dwords up to length (max 16) are ARGB8888 color values */
    334 
    335 /* _3DSTATE_MODES_4, p218 */
    336 #define _3DSTATE_MODES_4_CMD		(CMD_3D|(0x0d<<24))
    337 #define ENABLE_LOGIC_OP_FUNC		(1<<23)
    338 #define LOGIC_OP_FUNC(x)		((x)<<18)
    339 #define LOGICOP_MASK			(0xf<<18)
    340 #define MODE4_ENABLE_STENCIL_TEST_MASK	((1<<17)|(0xff00))
    341 #define ENABLE_STENCIL_TEST_MASK	(1<<17)
    342 #define STENCIL_TEST_MASK(x)		(((x)&0xff)<<8)
    343 #define MODE4_ENABLE_STENCIL_WRITE_MASK	((1<<16)|(0x00ff))
    344 #define ENABLE_STENCIL_WRITE_MASK	(1<<16)
    345 #define STENCIL_WRITE_MASK(x)		((x)&0xff)
    346 
    347 /* _3DSTATE_MODES_5, p220 */
    348 #define _3DSTATE_MODES_5_CMD		(CMD_3D|(0x0c<<24))
    349 #define PIPELINE_FLUSH_RENDER_CACHE	(1<<18)
    350 #define PIPELINE_FLUSH_TEXTURE_CACHE	(1<<16)
    351 
    352 
    353 /* p221 */
    354 #define _3DSTATE_PIXEL_SHADER_CONSTANTS  (CMD_3D|(0x1d<<24)|(0x6<<16))
    355 #define PS1_REG(n)                      (1<<(n))
    356 #define PS2_CONST_X(n)                  (n)
    357 #define PS3_CONST_Y(n)                  (n)
    358 #define PS4_CONST_Z(n)                  (n)
    359 #define PS5_CONST_W(n)                  (n)
    360 
    361 /* p222 */
    362 
    363 
    364 /* Each instruction is 3 dwords long, though most don't require all
    365  * this space.  Maximum of 123 instructions.  Smaller maxes per insn
    366  * type.
    367  */
    368 #define _3DSTATE_PIXEL_SHADER_PROGRAM    (CMD_3D|(0x1d<<24)|(0x5<<16))
    369 
    370 #define REG_TYPE_R                 0    /* temporary regs, no need to
    371                                          * dcl, must be written before
    372                                          * read -- Preserved between
    373                                          * phases.
    374                                          */
    375 #define REG_TYPE_T                 1    /* Interpolated values, must be
    376                                          * dcl'ed before use.
    377                                          *
    378                                          * 0..7: texture coord,
    379                                          * 8: diffuse spec,
    380                                          * 9: specular color,
    381                                          * 10: fog parameter in w.
    382                                          */
    383 #define REG_TYPE_CONST             2    /* Restriction: only one const
    384                                          * can be referenced per
    385                                          * instruction, though it may be
    386                                          * selected for multiple inputs.
    387                                          * Constants not initialized
    388                                          * default to zero.
    389                                          */
    390 #define REG_TYPE_S                 3    /* sampler */
    391 #define REG_TYPE_OC                4    /* output color (rgba) */
    392 #define REG_TYPE_OD                5    /* output depth (w), xyz are
    393                                          * temporaries.  If not written,
    394                                          * interpolated depth is used?
    395                                          */
    396 #define REG_TYPE_U                 6    /* unpreserved temporaries */
    397 #define REG_TYPE_MASK              0x7
    398 #define REG_NR_MASK                0xf
    399 
    400 
    401 /* REG_TYPE_T:
    402  */
    403 #define T_TEX0     0
    404 #define T_TEX1     1
    405 #define T_TEX2     2
    406 #define T_TEX3     3
    407 #define T_TEX4     4
    408 #define T_TEX5     5
    409 #define T_TEX6     6
    410 #define T_TEX7     7
    411 #define T_DIFFUSE  8
    412 #define T_SPECULAR 9
    413 #define T_FOG_W    10           /* interpolated fog is in W coord */
    414 
    415 /* Arithmetic instructions */
    416 
    417 /* .replicate_swizzle == selection and replication of a particular
    418  * scalar channel, ie., .xxxx, .yyyy, .zzzz or .wwww
    419  */
    420 #define A0_NOP    (0x0<<24)     /* no operation */
    421 #define A0_ADD    (0x1<<24)     /* dst = src0 + src1 */
    422 #define A0_MOV    (0x2<<24)     /* dst = src0 */
    423 #define A0_MUL    (0x3<<24)     /* dst = src0 * src1 */
    424 #define A0_MAD    (0x4<<24)     /* dst = src0 * src1 + src2 */
    425 #define A0_DP2ADD (0x5<<24)     /* dst.xyzw = src0.xy dot src1.xy + src2.replicate_swizzle */
    426 #define A0_DP3    (0x6<<24)     /* dst.xyzw = src0.xyz dot src1.xyz */
    427 #define A0_DP4    (0x7<<24)     /* dst.xyzw = src0.xyzw dot src1.xyzw */
    428 #define A0_FRC    (0x8<<24)     /* dst = src0 - floor(src0) */
    429 #define A0_RCP    (0x9<<24)     /* dst.xyzw = 1/(src0.replicate_swizzle) */
    430 #define A0_RSQ    (0xa<<24)     /* dst.xyzw = 1/(sqrt(abs(src0.replicate_swizzle))) */
    431 #define A0_EXP    (0xb<<24)     /* dst.xyzw = exp2(src0.replicate_swizzle) */
    432 #define A0_LOG    (0xc<<24)     /* dst.xyzw = log2(abs(src0.replicate_swizzle)) */
    433 #define A0_CMP    (0xd<<24)     /* dst = (src0 >= 0.0) ? src1 : src2 */
    434 #define A0_MIN    (0xe<<24)     /* dst = (src0 < src1) ? src0 : src1 */
    435 #define A0_MAX    (0xf<<24)     /* dst = (src0 >= src1) ? src0 : src1 */
    436 #define A0_FLR    (0x10<<24)    /* dst = floor(src0) */
    437 #define A0_MOD    (0x11<<24)    /* dst = src0 fmod 1.0 */
    438 #define A0_TRC    (0x12<<24)    /* dst = int(src0) */
    439 #define A0_SGE    (0x13<<24)    /* dst = src0 >= src1 ? 1.0 : 0.0 */
    440 #define A0_SLT    (0x14<<24)    /* dst = src0 < src1 ? 1.0 : 0.0 */
    441 #define A0_DEST_SATURATE                 (1<<22)
    442 #define A0_DEST_TYPE_SHIFT                19
    443 /* Allow: R, OC, OD, U */
    444 #define A0_DEST_NR_SHIFT                 14
    445 /* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */
    446 #define A0_DEST_CHANNEL_X                (1<<10)
    447 #define A0_DEST_CHANNEL_Y                (2<<10)
    448 #define A0_DEST_CHANNEL_Z                (4<<10)
    449 #define A0_DEST_CHANNEL_W                (8<<10)
    450 #define A0_DEST_CHANNEL_ALL              (0xf<<10)
    451 #define A0_DEST_CHANNEL_SHIFT            10
    452 #define A0_SRC0_TYPE_SHIFT               7
    453 #define A0_SRC0_NR_SHIFT                 2
    454 
    455 #define A0_DEST_CHANNEL_XY              (A0_DEST_CHANNEL_X|A0_DEST_CHANNEL_Y)
    456 #define A0_DEST_CHANNEL_XYZ             (A0_DEST_CHANNEL_XY|A0_DEST_CHANNEL_Z)
    457 
    458 
    459 #define SRC_X        0
    460 #define SRC_Y        1
    461 #define SRC_Z        2
    462 #define SRC_W        3
    463 #define SRC_ZERO     4
    464 #define SRC_ONE      5
    465 
    466 #define A1_SRC0_CHANNEL_X_NEGATE         (1<<31)
    467 #define A1_SRC0_CHANNEL_X_SHIFT          28
    468 #define A1_SRC0_CHANNEL_Y_NEGATE         (1<<27)
    469 #define A1_SRC0_CHANNEL_Y_SHIFT          24
    470 #define A1_SRC0_CHANNEL_Z_NEGATE         (1<<23)
    471 #define A1_SRC0_CHANNEL_Z_SHIFT          20
    472 #define A1_SRC0_CHANNEL_W_NEGATE         (1<<19)
    473 #define A1_SRC0_CHANNEL_W_SHIFT          16
    474 #define A1_SRC1_TYPE_SHIFT               13
    475 #define A1_SRC1_NR_SHIFT                 8
    476 #define A1_SRC1_CHANNEL_X_NEGATE         (1<<7)
    477 #define A1_SRC1_CHANNEL_X_SHIFT          4
    478 #define A1_SRC1_CHANNEL_Y_NEGATE         (1<<3)
    479 #define A1_SRC1_CHANNEL_Y_SHIFT          0
    480 
    481 #define A2_SRC1_CHANNEL_Z_NEGATE         (1<<31)
    482 #define A2_SRC1_CHANNEL_Z_SHIFT          28
    483 #define A2_SRC1_CHANNEL_W_NEGATE         (1<<27)
    484 #define A2_SRC1_CHANNEL_W_SHIFT          24
    485 #define A2_SRC2_TYPE_SHIFT               21
    486 #define A2_SRC2_NR_SHIFT                 16
    487 #define A2_SRC2_CHANNEL_X_NEGATE         (1<<15)
    488 #define A2_SRC2_CHANNEL_X_SHIFT          12
    489 #define A2_SRC2_CHANNEL_Y_NEGATE         (1<<11)
    490 #define A2_SRC2_CHANNEL_Y_SHIFT          8
    491 #define A2_SRC2_CHANNEL_Z_NEGATE         (1<<7)
    492 #define A2_SRC2_CHANNEL_Z_SHIFT          4
    493 #define A2_SRC2_CHANNEL_W_NEGATE         (1<<3)
    494 #define A2_SRC2_CHANNEL_W_SHIFT          0
    495 
    496 
    497 
    498 /* Texture instructions */
    499 #define T0_TEXLD     (0x15<<24) /* Sample texture using predeclared
    500                                  * sampler and address, and output
    501                                  * filtered texel data to destination
    502                                  * register */
    503 #define T0_TEXLDP    (0x16<<24) /* Same as texld but performs a
    504                                  * perspective divide of the texture
    505                                  * coordinate .xyz values by .w before
    506                                  * sampling. */
    507 #define T0_TEXLDB    (0x17<<24) /* Same as texld but biases the
    508                                  * computed LOD by w.  Only S4.6 two's
    509                                  * comp is used.  This implies that a
    510                                  * float to fixed conversion is
    511                                  * done. */
    512 #define T0_TEXKILL   (0x18<<24) /* Does not perform a sampling
    513                                  * operation.  Simply kills the pixel
    514                                  * if any channel of the address
    515                                  * register is < 0.0. */
    516 #define T0_DEST_TYPE_SHIFT                19
    517 /* Allow: R, OC, OD, U */
    518 /* Note: U (unpreserved) regs do not retain their values between
    519  * phases (cannot be used for feedback)
    520  *
    521  * Note: oC and OD registers can only be used as the destination of a
    522  * texture instruction once per phase (this is an implementation
    523  * restriction).
    524  */
    525 #define T0_DEST_NR_SHIFT                 14
    526 /* Allow R: 0..15, OC,OD: 0..0, U: 0..2 */
    527 #define T0_SAMPLER_NR_SHIFT              0      /* This field ignored for TEXKILL */
    528 #define T0_SAMPLER_NR_MASK               (0xf<<0)
    529 
    530 #define T1_ADDRESS_REG_TYPE_SHIFT        24     /* Reg to use as texture coord */
    531 /* Allow R, T, OC, OD -- R, OC, OD are 'dependent' reads, new program phase */
    532 #define T1_ADDRESS_REG_NR_SHIFT          17
    533 #define T2_MBZ                           0
    534 
    535 /* Declaration instructions */
    536 #define D0_DCL       (0x19<<24) /* Declare a t (interpolated attrib)
    537                                  * register or an s (sampler)
    538                                  * register. */
    539 #define D0_SAMPLE_TYPE_SHIFT              22
    540 #define D0_SAMPLE_TYPE_2D                 (0x0<<22)
    541 #define D0_SAMPLE_TYPE_CUBE               (0x1<<22)
    542 #define D0_SAMPLE_TYPE_VOLUME             (0x2<<22)
    543 #define D0_SAMPLE_TYPE_MASK               (0x3<<22)
    544 
    545 #define D0_TYPE_SHIFT                19
    546 /* Allow: T, S */
    547 #define D0_NR_SHIFT                  14
    548 /* Allow T: 0..10, S: 0..15 */
    549 #define D0_CHANNEL_X                (1<<10)
    550 #define D0_CHANNEL_Y                (2<<10)
    551 #define D0_CHANNEL_Z                (4<<10)
    552 #define D0_CHANNEL_W                (8<<10)
    553 #define D0_CHANNEL_ALL              (0xf<<10)
    554 #define D0_CHANNEL_NONE             (0<<10)
    555 
    556 #define D0_CHANNEL_XY               (D0_CHANNEL_X|D0_CHANNEL_Y)
    557 #define D0_CHANNEL_XYZ              (D0_CHANNEL_XY|D0_CHANNEL_Z)
    558 
    559 /* I915 Errata: Do not allow (xz), (xw), (xzw) combinations for diffuse
    560  * or specular declarations.
    561  *
    562  * For T dcls, only allow: (x), (xy), (xyz), (w), (xyzw)
    563  *
    564  * Must be zero for S (sampler) dcls
    565  */
    566 #define D1_MBZ                          0
    567 #define D2_MBZ                          0
    568 
    569 
    570 
    571 /* p207 */
    572 #define _3DSTATE_MAP_STATE               (CMD_3D|(0x1d<<24)|(0x0<<16))
    573 
    574 #define MS1_MAPMASK_SHIFT               0
    575 #define MS1_MAPMASK_MASK                (0x8fff<<0)
    576 
    577 #define MS2_UNTRUSTED_SURFACE           (1<<31)
    578 #define MS2_ADDRESS_MASK                0xfffffffc
    579 #define MS2_VERTICAL_LINE_STRIDE        (1<<1)
    580 #define MS2_VERTICAL_OFFSET             (1<<1)
    581 
    582 #define MS3_HEIGHT_SHIFT              21
    583 #define MS3_WIDTH_SHIFT               10
    584 #define MS3_PALETTE_SELECT            (1<<9)
    585 #define MS3_MAPSURF_FORMAT_SHIFT      7
    586 #define MS3_MAPSURF_FORMAT_MASK       (0x7<<7)
    587 #define    MAPSURF_8BIT		 	   (1<<7)
    588 #define    MAPSURF_16BIT		   (2<<7)
    589 #define    MAPSURF_32BIT		   (3<<7)
    590 #define    MAPSURF_422			   (5<<7)
    591 #define    MAPSURF_COMPRESSED		   (6<<7)
    592 #define    MAPSURF_4BIT_INDEXED		   (7<<7)
    593 #define MS3_MT_FORMAT_MASK         (0x7 << 3)
    594 #define MS3_MT_FORMAT_SHIFT        3
    595 #define    MT_4BIT_IDX_ARGB8888	           (7<<3)       /* SURFACE_4BIT_INDEXED */
    596 #define    MT_8BIT_I8		           (0<<3)       /* SURFACE_8BIT */
    597 #define    MT_8BIT_L8		           (1<<3)
    598 #define    MT_8BIT_A8		           (4<<3)
    599 #define    MT_8BIT_MONO8	           (5<<3)
    600 #define    MT_16BIT_RGB565 		   (0<<3)       /* SURFACE_16BIT */
    601 #define    MT_16BIT_ARGB1555		   (1<<3)
    602 #define    MT_16BIT_ARGB4444		   (2<<3)
    603 #define    MT_16BIT_AY88		   (3<<3)
    604 #define    MT_16BIT_88DVDU	           (5<<3)
    605 #define    MT_16BIT_BUMP_655LDVDU	   (6<<3)
    606 #define    MT_16BIT_I16	                   (7<<3)
    607 #define    MT_16BIT_L16	                   (8<<3)
    608 #define    MT_16BIT_A16	                   (9<<3)
    609 #define    MT_32BIT_ARGB8888		   (0<<3)       /* SURFACE_32BIT */
    610 #define    MT_32BIT_ABGR8888		   (1<<3)
    611 #define    MT_32BIT_XRGB8888		   (2<<3)
    612 #define    MT_32BIT_XBGR8888		   (3<<3)
    613 #define    MT_32BIT_QWVU8888		   (4<<3)
    614 #define    MT_32BIT_AXVU8888		   (5<<3)
    615 #define    MT_32BIT_LXVU8888	           (6<<3)
    616 #define    MT_32BIT_XLVU8888	           (7<<3)
    617 #define    MT_32BIT_ARGB2101010	           (8<<3)
    618 #define    MT_32BIT_ABGR2101010	           (9<<3)
    619 #define    MT_32BIT_AWVU2101010	           (0xA<<3)
    620 #define    MT_32BIT_GR1616	           (0xB<<3)
    621 #define    MT_32BIT_VU1616	           (0xC<<3)
    622 #define    MT_32BIT_x8I24	           (0xD<<3)
    623 #define    MT_32BIT_x8L24	           (0xE<<3)
    624 #define    MT_32BIT_x8A24	           (0xF<<3)
    625 #define    MT_422_YCRCB_SWAPY	           (0<<3)       /* SURFACE_422 */
    626 #define    MT_422_YCRCB_NORMAL	           (1<<3)
    627 #define    MT_422_YCRCB_SWAPUV	           (2<<3)
    628 #define    MT_422_YCRCB_SWAPUVY	           (3<<3)
    629 #define    MT_COMPRESS_DXT1		   (0<<3)       /* SURFACE_COMPRESSED */
    630 #define    MT_COMPRESS_DXT2_3	           (1<<3)
    631 #define    MT_COMPRESS_DXT4_5	           (2<<3)
    632 #define    MT_COMPRESS_FXT1		   (3<<3)
    633 #define    MT_COMPRESS_DXT1_RGB		   (4<<3)
    634 #define MS3_USE_FENCE_REGS              (1<<2)
    635 #define MS3_TILED_SURFACE             (1<<1)
    636 #define MS3_TILE_WALK                 (1<<0)
    637 
    638 #define MS4_PITCH_SHIFT                 21
    639 #define MS4_CUBE_FACE_ENA_NEGX          (1<<20)
    640 #define MS4_CUBE_FACE_ENA_POSX          (1<<19)
    641 #define MS4_CUBE_FACE_ENA_NEGY          (1<<18)
    642 #define MS4_CUBE_FACE_ENA_POSY          (1<<17)
    643 #define MS4_CUBE_FACE_ENA_NEGZ          (1<<16)
    644 #define MS4_CUBE_FACE_ENA_POSZ          (1<<15)
    645 #define MS4_CUBE_FACE_ENA_MASK          (0x3f<<15)
    646 #define MS4_MAX_LOD_SHIFT		9
    647 #define MS4_MAX_LOD_MASK		(0x3f<<9)
    648 #define MS4_MIP_LAYOUT_LEGACY           (0<<8)
    649 #define MS4_MIP_LAYOUT_BELOW_LPT        (0<<8)
    650 #define MS4_MIP_LAYOUT_RIGHT_LPT        (1<<8)
    651 #define MS4_VOLUME_DEPTH_SHIFT          0
    652 #define MS4_VOLUME_DEPTH_MASK           (0xff<<0)
    653 
    654 /* p244 */
    655 #define _3DSTATE_SAMPLER_STATE         (CMD_3D|(0x1d<<24)|(0x1<<16))
    656 
    657 #define SS1_MAPMASK_SHIFT               0
    658 #define SS1_MAPMASK_MASK                (0x8fff<<0)
    659 
    660 #define SS2_REVERSE_GAMMA_ENABLE        (1<<31)
    661 #define SS2_PACKED_TO_PLANAR_ENABLE     (1<<30)
    662 #define SS2_COLORSPACE_CONVERSION       (1<<29)
    663 #define SS2_CHROMAKEY_SHIFT             27
    664 #define SS2_BASE_MIP_LEVEL_SHIFT        22
    665 #define SS2_BASE_MIP_LEVEL_MASK         (0x1f<<22)
    666 #define SS2_MIP_FILTER_SHIFT            20
    667 #define SS2_MIP_FILTER_MASK             (0x3<<20)
    668 #define   MIPFILTER_NONE       	0
    669 #define   MIPFILTER_NEAREST	1
    670 #define   MIPFILTER_LINEAR	3
    671 #define SS2_MAG_FILTER_SHIFT          17
    672 #define SS2_MAG_FILTER_MASK           (0x7<<17)
    673 #define   FILTER_NEAREST	0
    674 #define   FILTER_LINEAR		1
    675 #define   FILTER_ANISOTROPIC	2
    676 #define   FILTER_4X4_1    	3
    677 #define   FILTER_4X4_2    	4
    678 #define   FILTER_4X4_FLAT 	5
    679 #define   FILTER_6X5_MONO   	6       /* XXX - check */
    680 #define SS2_MIN_FILTER_SHIFT          14
    681 #define SS2_MIN_FILTER_MASK           (0x7<<14)
    682 #define SS2_LOD_BIAS_SHIFT            5
    683 #define SS2_LOD_BIAS_ONE              (0x10<<5)
    684 #define SS2_LOD_BIAS_MASK             (0x1ff<<5)
    685 /* Shadow requires:
    686  *  MT_X8{I,L,A}24 or MT_{I,L,A}16 texture format
    687  *  FILTER_4X4_x  MIN and MAG filters
    688  */
    689 #define SS2_SHADOW_ENABLE             (1<<4)
    690 #define SS2_MAX_ANISO_MASK            (1<<3)
    691 #define SS2_MAX_ANISO_2               (0<<3)
    692 #define SS2_MAX_ANISO_4               (1<<3)
    693 #define SS2_SHADOW_FUNC_SHIFT         0
    694 #define SS2_SHADOW_FUNC_MASK          (0x7<<0)
    695 /* SS2_SHADOW_FUNC values: see COMPAREFUNC_* */
    696 
    697 #define SS3_MIN_LOD_SHIFT            24
    698 #define SS3_MIN_LOD_ONE              (0x10<<24)
    699 #define SS3_MIN_LOD_MASK             (0xff<<24)
    700 #define SS3_KILL_PIXEL_ENABLE        (1<<17)
    701 #define SS3_TCX_ADDR_MODE_SHIFT      12
    702 #define SS3_TCX_ADDR_MODE_MASK       (0x7<<12)
    703 #define   TEXCOORDMODE_WRAP		0
    704 #define   TEXCOORDMODE_MIRROR		1
    705 #define   TEXCOORDMODE_CLAMP_EDGE	2
    706 #define   TEXCOORDMODE_CUBE       	3
    707 #define   TEXCOORDMODE_CLAMP_BORDER	4
    708 #define   TEXCOORDMODE_MIRROR_ONCE      5
    709 #define SS3_TCY_ADDR_MODE_SHIFT      9
    710 #define SS3_TCY_ADDR_MODE_MASK       (0x7<<9)
    711 #define SS3_TCZ_ADDR_MODE_SHIFT      6
    712 #define SS3_TCZ_ADDR_MODE_MASK       (0x7<<6)
    713 #define SS3_NORMALIZED_COORDS        (1<<5)
    714 #define SS3_TEXTUREMAP_INDEX_SHIFT   1
    715 #define SS3_TEXTUREMAP_INDEX_MASK    (0xf<<1)
    716 #define SS3_DEINTERLACER_ENABLE      (1<<0)
    717 
    718 #define SS4_BORDER_COLOR_MASK        (~0)
    719 
    720 /* 3DSTATE_SPAN_STIPPLE, p258
    721  */
    722 #define _3DSTATE_STIPPLE           ((0x3<<29)|(0x1d<<24)|(0x83<<16))
    723 #define ST1_ENABLE               (1<<16)
    724 #define ST1_MASK                 (0xffff)
    725 
    726 #define _3DSTATE_DEFAULT_Z          ((0x3<<29)|(0x1d<<24)|(0x98<<16))
    727 #define _3DSTATE_DEFAULT_DIFFUSE    ((0x3<<29)|(0x1d<<24)|(0x99<<16))
    728 #define _3DSTATE_DEFAULT_SPECULAR   ((0x3<<29)|(0x1d<<24)|(0x9a<<16))
    729 
    730 #endif
    731