drivers/char/drm/radeon_drm.h

   1 /* radeon_drm.h -- Public header for the radeon driver -*- linux-c -*-
   2  *
   3  * Copyright 2000 Precision Insight, Inc., Cedar Park, Texas.
   4  * Copyright 2000 VA Linux Systems, Inc., Fremont, California.
   5  * Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
   6  * All rights reserved.
   7  *
   8  * Permission is hereby granted, free of charge, to any person obtaining a
   9  * copy of this software and associated documentation files (the "Software"),
  10  * to deal in the Software without restriction, including without limitation
  11  * the rights to use, copy, modify, merge, publish, distribute, sublicense,
  12  * and/or sell copies of the Software, and to permit persons to whom the
  13  * Software is furnished to do so, subject to the following conditions:
  14  *
  15  * The above copyright notice and this permission notice (including the next
  16  * paragraph) shall be included in all copies or substantial portions of the
  17  * Software.
  18  *
  19  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
  20  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
  21  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.  IN NO EVENT SHALL
  22  * PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
  23  * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
  24  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  25  * DEALINGS IN THE SOFTWARE.
  26  *
  27  * Authors:
  28  *    Kevin E. Martin <martin@valinux.com>
  29  *    Gareth Hughes <gareth@valinux.com>
  30  *    Keith Whitwell <keith@tungstengraphics.com>
  31  */
  32
  33 #ifndef __RADEON_DRM_H__
  34 #define __RADEON_DRM_H__
  35
  36 /* WARNING: If you change any of these defines, make sure to change the
  37  * defines in the X server file (radeon_sarea.h)
  38  */
  39 #ifndef __RADEON_SAREA_DEFINES__
  40 #define __RADEON_SAREA_DEFINES__
  41
  42 /* Old style state flags, required for sarea interface (1.1 and 1.2
  43  * clears) and 1.2 drm_vertex2 ioctl.
  44  */
  45 #define RADEON_UPLOAD_CONTEXT           0x00000001
  46 #define RADEON_UPLOAD_VERTFMT           0x00000002
  47 #define RADEON_UPLOAD_LINE              0x00000004
  48 #define RADEON_UPLOAD_BUMPMAP           0x00000008
  49 #define RADEON_UPLOAD_MASKS             0x00000010
  50 #define RADEON_UPLOAD_VIEWPORT          0x00000020
  51 #define RADEON_UPLOAD_SETUP             0x00000040
  52 #define RADEON_UPLOAD_TCL               0x00000080
  53 #define RADEON_UPLOAD_MISC              0x00000100
  54 #define RADEON_UPLOAD_TEX0              0x00000200
  55 #define RADEON_UPLOAD_TEX1              0x00000400
  56 #define RADEON_UPLOAD_TEX2              0x00000800
  57 #define RADEON_UPLOAD_TEX0IMAGES        0x00001000
  58 #define RADEON_UPLOAD_TEX1IMAGES        0x00002000
  59 #define RADEON_UPLOAD_TEX2IMAGES        0x00004000
  60 #define RADEON_UPLOAD_CLIPRECTS         0x00008000      /* handled client-side */
  61 #define RADEON_REQUIRE_QUIESCENCE       0x00010000
  62 #define RADEON_UPLOAD_ZBIAS             0x00020000      /* version 1.2 and newer */
  63 #define RADEON_UPLOAD_ALL               0x003effff
  64 #define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff
  65
  66 /* New style per-packet identifiers for use in cmd_buffer ioctl with
  67  * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
  68  * state bits and the packet size:
  69  */
  70 #define RADEON_EMIT_PP_MISC                         0   /* context/7 */
  71 #define RADEON_EMIT_PP_CNTL                         1   /* context/3 */
  72 #define RADEON_EMIT_RB3D_COLORPITCH                 2   /* context/1 */
  73 #define RADEON_EMIT_RE_LINE_PATTERN                 3   /* line/2 */
  74 #define RADEON_EMIT_SE_LINE_WIDTH                   4   /* line/1 */
  75 #define RADEON_EMIT_PP_LUM_MATRIX                   5   /* bumpmap/1 */
  76 #define RADEON_EMIT_PP_ROT_MATRIX_0                 6   /* bumpmap/2 */
  77 #define RADEON_EMIT_RB3D_STENCILREFMASK             7   /* masks/3 */
  78 #define RADEON_EMIT_SE_VPORT_XSCALE                 8   /* viewport/6 */
  79 #define RADEON_EMIT_SE_CNTL                         9   /* setup/2 */
  80 #define RADEON_EMIT_SE_CNTL_STATUS                  10  /* setup/1 */
  81 #define RADEON_EMIT_RE_MISC                         11  /* misc/1 */
  82 #define RADEON_EMIT_PP_TXFILTER_0                   12  /* tex0/6 */
  83 #define RADEON_EMIT_PP_BORDER_COLOR_0               13  /* tex0/1 */
  84 #define RADEON_EMIT_PP_TXFILTER_1                   14  /* tex1/6 */
  85 #define RADEON_EMIT_PP_BORDER_COLOR_1               15  /* tex1/1 */
  86 #define RADEON_EMIT_PP_TXFILTER_2                   16  /* tex2/6 */
  87 #define RADEON_EMIT_PP_BORDER_COLOR_2               17  /* tex2/1 */
  88 #define RADEON_EMIT_SE_ZBIAS_FACTOR                 18  /* zbias/2 */
  89 #define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19  /* tcl/11 */
  90 #define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20  /* material/17 */
  91 #define R200_EMIT_PP_TXCBLEND_0                     21  /* tex0/4 */
  92 #define R200_EMIT_PP_TXCBLEND_1                     22  /* tex1/4 */
  93 #define R200_EMIT_PP_TXCBLEND_2                     23  /* tex2/4 */
  94 #define R200_EMIT_PP_TXCBLEND_3                     24  /* tex3/4 */
  95 #define R200_EMIT_PP_TXCBLEND_4                     25  /* tex4/4 */
  96 #define R200_EMIT_PP_TXCBLEND_5                     26  /* tex5/4 */
  97 #define R200_EMIT_PP_TXCBLEND_6                     27  /* /4 */
  98 #define R200_EMIT_PP_TXCBLEND_7                     28  /* /4 */
  99 #define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29  /* tcl/7 */
 100 #define R200_EMIT_TFACTOR_0                         30  /* tf/7 */
 101 #define R200_EMIT_VTX_FMT_0                         31  /* vtx/5 */
 102 #define R200_EMIT_VAP_CTL                           32  /* vap/1 */
 103 #define R200_EMIT_MATRIX_SELECT_0                   33  /* msl/5 */
 104 #define R200_EMIT_TEX_PROC_CTL_2                    34  /* tcg/5 */
 105 #define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35  /* tcl/1 */
 106 #define R200_EMIT_PP_TXFILTER_0                     36  /* tex0/6 */
 107 #define R200_EMIT_PP_TXFILTER_1                     37  /* tex1/6 */
 108 #define R200_EMIT_PP_TXFILTER_2                     38  /* tex2/6 */
 109 #define R200_EMIT_PP_TXFILTER_3                     39  /* tex3/6 */
 110 #define R200_EMIT_PP_TXFILTER_4                     40  /* tex4/6 */
 111 #define R200_EMIT_PP_TXFILTER_5                     41  /* tex5/6 */
 112 #define R200_EMIT_PP_TXOFFSET_0                     42  /* tex0/1 */
 113 #define R200_EMIT_PP_TXOFFSET_1                     43  /* tex1/1 */
 114 #define R200_EMIT_PP_TXOFFSET_2                     44  /* tex2/1 */
 115 #define R200_EMIT_PP_TXOFFSET_3                     45  /* tex3/1 */
 116 #define R200_EMIT_PP_TXOFFSET_4                     46  /* tex4/1 */
 117 #define R200_EMIT_PP_TXOFFSET_5                     47  /* tex5/1 */
 118 #define R200_EMIT_VTE_CNTL                          48  /* vte/1 */
 119 #define R200_EMIT_OUTPUT_VTX_COMP_SEL               49  /* vtx/1 */
 120 #define R200_EMIT_PP_TAM_DEBUG3                     50  /* tam/1 */
 121 #define R200_EMIT_PP_CNTL_X                         51  /* cst/1 */
 122 #define R200_EMIT_RB3D_DEPTHXY_OFFSET               52  /* cst/1 */
 123 #define R200_EMIT_RE_AUX_SCISSOR_CNTL               53  /* cst/1 */
 124 #define R200_EMIT_RE_SCISSOR_TL_0                   54  /* cst/2 */
 125 #define R200_EMIT_RE_SCISSOR_TL_1                   55  /* cst/2 */
 126 #define R200_EMIT_RE_SCISSOR_TL_2                   56  /* cst/2 */
 127 #define R200_EMIT_SE_VAP_CNTL_STATUS                57  /* cst/1 */
 128 #define R200_EMIT_SE_VTX_STATE_CNTL                 58  /* cst/1 */
 129 #define R200_EMIT_RE_POINTSIZE                      59  /* cst/1 */
 130 #define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60  /* cst/4 */
 131 #define R200_EMIT_PP_CUBIC_FACES_0                  61
 132 #define R200_EMIT_PP_CUBIC_OFFSETS_0                62
 133 #define R200_EMIT_PP_CUBIC_FACES_1                  63
 134 #define R200_EMIT_PP_CUBIC_OFFSETS_1                64
 135 #define R200_EMIT_PP_CUBIC_FACES_2                  65
 136 #define R200_EMIT_PP_CUBIC_OFFSETS_2                66
 137 #define R200_EMIT_PP_CUBIC_FACES_3                  67
 138 #define R200_EMIT_PP_CUBIC_OFFSETS_3                68
 139 #define R200_EMIT_PP_CUBIC_FACES_4                  69
 140 #define R200_EMIT_PP_CUBIC_OFFSETS_4                70
 141 #define R200_EMIT_PP_CUBIC_FACES_5                  71
 142 #define R200_EMIT_PP_CUBIC_OFFSETS_5                72
 143 #define RADEON_EMIT_PP_TEX_SIZE_0                   73
 144 #define RADEON_EMIT_PP_TEX_SIZE_1                   74
 145 #define RADEON_EMIT_PP_TEX_SIZE_2                   75
 146 #define R200_EMIT_RB3D_BLENDCOLOR                   76
 147 #define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
 148 #define RADEON_EMIT_PP_CUBIC_FACES_0                78
 149 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
 150 #define RADEON_EMIT_PP_CUBIC_FACES_1                80
 151 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
 152 #define RADEON_EMIT_PP_CUBIC_FACES_2                82
 153 #define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
 154 #define R200_EMIT_PP_TRI_PERF_CNTL                  84
 155 #define R200_EMIT_PP_AFS_0                          85
 156 #define R200_EMIT_PP_AFS_1                          86
 157 #define R200_EMIT_ATF_TFACTOR                       87
 158 #define R200_EMIT_PP_TXCTLALL_0                     88
 159 #define R200_EMIT_PP_TXCTLALL_1                     89
 160 #define R200_EMIT_PP_TXCTLALL_2                     90
 161 #define R200_EMIT_PP_TXCTLALL_3                     91
 162 #define R200_EMIT_PP_TXCTLALL_4                     92
 163 #define R200_EMIT_PP_TXCTLALL_5                     93
 164 #define R200_EMIT_VAP_PVS_CNTL                      94
 165 #define RADEON_MAX_STATE_PACKETS                    95
 166
 167 /* Commands understood by cmd_buffer ioctl.  More can be added but
 168  * obviously these can't be removed or changed:
 169  */
 170 #define RADEON_CMD_PACKET      1        /* emit one of the register packets above */
 171 #define RADEON_CMD_SCALARS     2        /* emit scalar data */
 172 #define RADEON_CMD_VECTORS     3        /* emit vector data */
 173 #define RADEON_CMD_DMA_DISCARD 4        /* discard current dma buf */
 174 #define RADEON_CMD_PACKET3     5        /* emit hw packet */
 175 #define RADEON_CMD_PACKET3_CLIP 6       /* emit hw packet wrapped in cliprects */
 176 #define RADEON_CMD_SCALARS2     7       /* r200 stopgap */
 177 #define RADEON_CMD_WAIT         8       /* emit hw wait commands -- note:
 178                                          *  doesn't make the cpu wait, just
 179                                          *  the graphics hardware */
 180 #define RADEON_CMD_VECLINEAR    9       /* another r200 stopgap */
 181
 182 typedef union {
 183         int i;
 184         struct {
 185                 unsigned char cmd_type, pad0, pad1, pad2;
 186         } header;
 187         struct {
 188                 unsigned char cmd_type, packet_id, pad0, pad1;
 189         } packet;
 190         struct {
 191                 unsigned char cmd_type, offset, stride, count;
 192         } scalars;
 193         struct {
 194                 unsigned char cmd_type, offset, stride, count;
 195         } vectors;
 196         struct {
 197                 unsigned char cmd_type, addr_lo, addr_hi, count;
 198         } veclinear;
 199         struct {
 200                 unsigned char cmd_type, buf_idx, pad0, pad1;
 201         } dma;
 202         struct {
 203                 unsigned char cmd_type, flags, pad0, pad1;
 204         } wait;
 205 } drm_radeon_cmd_header_t;
 206
 207 #define RADEON_WAIT_2D  0x1
 208 #define RADEON_WAIT_3D  0x2
 209
 210 /* Allowed parameters for R300_CMD_PACKET3
 211  */
 212 #define R300_CMD_PACKET3_CLEAR          0
 213 #define R300_CMD_PACKET3_RAW            1
 214
 215 /* Commands understood by cmd_buffer ioctl for R300.
 216  * The interface has not been stabilized, so some of these may be removed
 217  * and eventually reordered before stabilization.
 218  */
 219 #define R300_CMD_PACKET0                1
 220 #define R300_CMD_VPU                    2       /* emit vertex program upload */
 221 #define R300_CMD_PACKET3                3       /* emit a packet3 */
 222 #define R300_CMD_END3D                  4       /* emit sequence ending 3d rendering */
 223 #define R300_CMD_CP_DELAY               5
 224 #define R300_CMD_DMA_DISCARD            6
 225 #define R300_CMD_WAIT                   7
 226 #       define R300_WAIT_2D             0x1
 227 #       define R300_WAIT_3D             0x2
 228 /* these two defines are DOING IT WRONG - however
 229  * we have userspace which relies on using these.
 230  * The wait interface is backwards compat new
 231  * code should use the NEW_WAIT defines below
 232  * THESE ARE NOT BIT FIELDS
 233  */
 234 #       define R300_WAIT_2D_CLEAN       0x3
 235 #       define R300_WAIT_3D_CLEAN       0x4
 236
 237 #       define R300_NEW_WAIT_2D_3D      0x3
 238 #       define R300_NEW_WAIT_2D_2D_CLEAN        0x4
 239 #       define R300_NEW_WAIT_3D_3D_CLEAN        0x6
 240 #       define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN    0x8
 241
 242 #define R300_CMD_SCRATCH                8
 243
 244 typedef union {
 245         unsigned int u;
 246         struct {
 247                 unsigned char cmd_type, pad0, pad1, pad2;
 248         } header;
 249         struct {
 250                 unsigned char cmd_type, count, reglo, reghi;
 251         } packet0;
 252         struct {
 253                 unsigned char cmd_type, count, adrlo, adrhi;
 254         } vpu;
 255         struct {
 256                 unsigned char cmd_type, packet, pad0, pad1;
 257         } packet3;
 258         struct {
 259                 unsigned char cmd_type, packet;
 260                 unsigned short count;   /* amount of packet2 to emit */
 261         } delay;
 262         struct {
 263                 unsigned char cmd_type, buf_idx, pad0, pad1;
 264         } dma;
 265         struct {
 266                 unsigned char cmd_type, flags, pad0, pad1;
 267         } wait;
 268         struct {
 269                 unsigned char cmd_type, reg, n_bufs, flags;
 270         } scratch;
 271 } drm_r300_cmd_header_t;
 272
 273 #define RADEON_FRONT                    0x1
 274 #define RADEON_BACK                     0x2
 275 #define RADEON_DEPTH                    0x4
 276 #define RADEON_STENCIL                  0x8
 277 #define RADEON_CLEAR_FASTZ              0x80000000
 278 #define RADEON_USE_HIERZ                0x40000000
 279 #define RADEON_USE_COMP_ZBUF            0x20000000
 280
 281 /* Primitive types
 282  */
 283 #define RADEON_POINTS                   0x1
 284 #define RADEON_LINES                    0x2
 285 #define RADEON_LINE_STRIP               0x3
 286 #define RADEON_TRIANGLES                0x4
 287 #define RADEON_TRIANGLE_FAN             0x5
 288 #define RADEON_TRIANGLE_STRIP           0x6
 289
 290 /* Vertex/indirect buffer size
 291  */
 292 #define RADEON_BUFFER_SIZE              65536
 293
 294 /* Byte offsets for indirect buffer data
 295  */
 296 #define RADEON_INDEX_PRIM_OFFSET        20
 297
 298 #define RADEON_SCRATCH_REG_OFFSET       32
 299
 300 #define RADEON_NR_SAREA_CLIPRECTS       12
 301
 302 /* There are 2 heaps (local/GART).  Each region within a heap is a
 303  * minimum of 64k, and there are at most 64 of them per heap.
 304  */
 305 #define RADEON_LOCAL_TEX_HEAP           0
 306 #define RADEON_GART_TEX_HEAP            1
 307 #define RADEON_NR_TEX_HEAPS             2
 308 #define RADEON_NR_TEX_REGIONS           64
 309 #define RADEON_LOG_TEX_GRANULARITY      16
 310
 311 #define RADEON_MAX_TEXTURE_LEVELS       12
 312 #define RADEON_MAX_TEXTURE_UNITS        3
 313
 314 #define RADEON_MAX_SURFACES             8
 315
 316 /* Blits have strict offset rules.  All blit offset must be aligned on
 317  * a 1K-byte boundary.
 318  */
 319 #define RADEON_OFFSET_SHIFT             10
 320 #define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
 321 #define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)
 322
 323 #endif                          /* __RADEON_SAREA_DEFINES__ */
 324
 325 typedef struct {
 326         unsigned int red;
 327         unsigned int green;
 328         unsigned int blue;
 329         unsigned int alpha;
 330 } radeon_color_regs_t;
 331
 332 typedef struct {
 333         /* Context state */
 334         unsigned int pp_misc;   /* 0x1c14 */
 335         unsigned int pp_fog_color;
 336         unsigned int re_solid_color;
 337         unsigned int rb3d_blendcntl;
 338         unsigned int rb3d_depthoffset;
 339         unsigned int rb3d_depthpitch;
 340         unsigned int rb3d_zstencilcntl;
 341
 342         unsigned int pp_cntl;   /* 0x1c38 */
 343         unsigned int rb3d_cntl;
 344         unsigned int rb3d_coloroffset;
 345         unsigned int re_width_height;
 346         unsigned int rb3d_colorpitch;
 347         unsigned int se_cntl;
 348
 349         /* Vertex format state */
 350         unsigned int se_coord_fmt;      /* 0x1c50 */
 351
 352         /* Line state */
 353         unsigned int re_line_pattern;   /* 0x1cd0 */
 354         unsigned int re_line_state;
 355
 356         unsigned int se_line_width;     /* 0x1db8 */
 357
 358         /* Bumpmap state */
 359         unsigned int pp_lum_matrix;     /* 0x1d00 */
 360
 361         unsigned int pp_rot_matrix_0;   /* 0x1d58 */
 362         unsigned int pp_rot_matrix_1;
 363
 364         /* Mask state */
 365         unsigned int rb3d_stencilrefmask;       /* 0x1d7c */
 366         unsigned int rb3d_ropcntl;
 367         unsigned int rb3d_planemask;
 368
 369         /* Viewport state */
 370         unsigned int se_vport_xscale;   /* 0x1d98 */
 371         unsigned int se_vport_xoffset;
 372         unsigned int se_vport_yscale;
 373         unsigned int se_vport_yoffset;
 374         unsigned int se_vport_zscale;
 375         unsigned int se_vport_zoffset;
 376
 377         /* Setup state */
 378         unsigned int se_cntl_status;    /* 0x2140 */
 379
 380         /* Misc state */
 381         unsigned int re_top_left;       /* 0x26c0 */
 382         unsigned int re_misc;
 383 } drm_radeon_context_regs_t;
 384
 385 typedef struct {
 386         /* Zbias state */
 387         unsigned int se_zbias_factor;   /* 0x1dac */
 388         unsigned int se_zbias_constant;
 389 } drm_radeon_context2_regs_t;
 390
 391 /* Setup registers for each texture unit
 392  */
 393 typedef struct {
 394         unsigned int pp_txfilter;
 395         unsigned int pp_txformat;
 396         unsigned int pp_txoffset;
 397         unsigned int pp_txcblend;
 398         unsigned int pp_txablend;
 399         unsigned int pp_tfactor;
 400         unsigned int pp_border_color;
 401 } drm_radeon_texture_regs_t;
 402
 403 typedef struct {
 404         unsigned int start;
 405         unsigned int finish;
 406         unsigned int prim:8;
 407         unsigned int stateidx:8;
 408         unsigned int numverts:16;       /* overloaded as offset/64 for elt prims */
 409         unsigned int vc_format; /* vertex format */
 410 } drm_radeon_prim_t;
 411
 412 typedef struct {
 413         drm_radeon_context_regs_t context;
 414         drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
 415         drm_radeon_context2_regs_t context2;
 416         unsigned int dirty;
 417 } drm_radeon_state_t;
 418
 419 typedef struct {
 420         /* The channel for communication of state information to the
 421          * kernel on firing a vertex buffer with either of the
 422          * obsoleted vertex/index ioctls.
 423          */
 424         drm_radeon_context_regs_t context_state;
 425         drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
 426         unsigned int dirty;
 427         unsigned int vertsize;
 428         unsigned int vc_format;
 429
 430         /* The current cliprects, or a subset thereof.
 431          */
 432         struct drm_clip_rect boxes[RADEON_NR_SAREA_CLIPRECTS];
 433         unsigned int nbox;
 434
 435         /* Counters for client-side throttling of rendering clients.
 436          */
 437         unsigned int last_frame;
 438         unsigned int last_dispatch;
 439         unsigned int last_clear;
 440
 441         struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
 442                                                        1];
 443         unsigned int tex_age[RADEON_NR_TEX_HEAPS];
 444         int ctx_owner;
 445         int pfState;            /* number of 3d windows (0,1,2ormore) */
 446         int pfCurrentPage;      /* which buffer is being displayed? */
 447         int crtc2_base;         /* CRTC2 frame offset */
 448         int tiling_enabled;     /* set by drm, read by 2d + 3d clients */
 449 } drm_radeon_sarea_t;
 450
 451 /* WARNING: If you change any of these defines, make sure to change the
 452  * defines in the Xserver file (xf86drmRadeon.h)
 453  *
 454  * KW: actually it's illegal to change any of this (backwards compatibility).
 455  */
 456
 457 /* Radeon specific ioctls
 458  * The device specific ioctl range is 0x40 to 0x79.
 459  */
 460 #define DRM_RADEON_CP_INIT    0x00
 461 #define DRM_RADEON_CP_START   0x01
 462 #define DRM_RADEON_CP_STOP    0x02
 463 #define DRM_RADEON_CP_RESET   0x03
 464 #define DRM_RADEON_CP_IDLE    0x04
 465 #define DRM_RADEON_RESET      0x05
 466 #define DRM_RADEON_FULLSCREEN 0x06
 467 #define DRM_RADEON_SWAP       0x07
 468 #define DRM_RADEON_CLEAR      0x08
 469 #define DRM_RADEON_VERTEX     0x09
 470 #define DRM_RADEON_INDICES    0x0A
 471 #define DRM_RADEON_NOT_USED
 472 #define DRM_RADEON_STIPPLE    0x0C
 473 #define DRM_RADEON_INDIRECT   0x0D
 474 #define DRM_RADEON_TEXTURE    0x0E
 475 #define DRM_RADEON_VERTEX2    0x0F
 476 #define DRM_RADEON_CMDBUF     0x10
 477 #define DRM_RADEON_GETPARAM   0x11
 478 #define DRM_RADEON_FLIP       0x12
 479 #define DRM_RADEON_ALLOC      0x13
 480 #define DRM_RADEON_FREE       0x14
 481 #define DRM_RADEON_INIT_HEAP  0x15
 482 #define DRM_RADEON_IRQ_EMIT   0x16
 483 #define DRM_RADEON_IRQ_WAIT   0x17
 484 #define DRM_RADEON_CP_RESUME  0x18
 485 #define DRM_RADEON_SETPARAM   0x19
 486 #define DRM_RADEON_SURF_ALLOC 0x1a
 487 #define DRM_RADEON_SURF_FREE  0x1b
 488
 489 #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
 490 #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
 491 #define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
 492 #define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
 493 #define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
 494 #define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
 495 #define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
 496 #define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
 497 #define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
 498 #define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
 499 #define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
 500 #define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
 501 #define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
 502 #define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
 503 #define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
 504 #define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
 505 #define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
 506 #define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
 507 #define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
 508 #define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
 509 #define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
 510 #define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
 511 #define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
 512 #define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
 513 #define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
 514 #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
 515 #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
 516
 517 typedef struct drm_radeon_init {
 518         enum {
 519                 RADEON_INIT_CP = 0x01,
 520                 RADEON_CLEANUP_CP = 0x02,
 521                 RADEON_INIT_R200_CP = 0x03,
 522                 RADEON_INIT_R300_CP = 0x04
 523         } func;
 524         unsigned long sarea_priv_offset;
 525         int is_pci;
 526         int cp_mode;
 527         int gart_size;
 528         int ring_size;
 529         int usec_timeout;
 530
 531         unsigned int fb_bpp;
 532         unsigned int front_offset, front_pitch;
 533         unsigned int back_offset, back_pitch;
 534         unsigned int depth_bpp;
 535         unsigned int depth_offset, depth_pitch;
 536
 537         unsigned long fb_offset;
 538         unsigned long mmio_offset;
 539         unsigned long ring_offset;
 540         unsigned long ring_rptr_offset;
 541         unsigned long buffers_offset;
 542         unsigned long gart_textures_offset;
 543 } drm_radeon_init_t;
 544
 545 typedef struct drm_radeon_cp_stop {
 546         int flush;
 547         int idle;
 548 } drm_radeon_cp_stop_t;
 549
 550 typedef struct drm_radeon_fullscreen {
 551         enum {
 552                 RADEON_INIT_FULLSCREEN = 0x01,
 553                 RADEON_CLEANUP_FULLSCREEN = 0x02
 554         } func;
 555 } drm_radeon_fullscreen_t;
 556
 557 #define CLEAR_X1        0
 558 #define CLEAR_Y1        1
 559 #define CLEAR_X2        2
 560 #define CLEAR_Y2        3
 561 #define CLEAR_DEPTH     4
 562
 563 typedef union drm_radeon_clear_rect {
 564         float f[5];
 565         unsigned int ui[5];
 566 } drm_radeon_clear_rect_t;
 567
 568 typedef struct drm_radeon_clear {
 569         unsigned int flags;
 570         unsigned int clear_color;
 571         unsigned int clear_depth;
 572         unsigned int color_mask;
 573         unsigned int depth_mask;        /* misnamed field:  should be stencil */
 574         drm_radeon_clear_rect_t __user *depth_boxes;
 575 } drm_radeon_clear_t;
 576
 577 typedef struct drm_radeon_vertex {
 578         int prim;
 579         int idx;                /* Index of vertex buffer */
 580         int count;              /* Number of vertices in buffer */
 581         int discard;            /* Client finished with buffer? */
 582 } drm_radeon_vertex_t;
 583
 584 typedef struct drm_radeon_indices {
 585         int prim;
 586         int idx;
 587         int start;
 588         int end;
 589         int discard;            /* Client finished with buffer? */
 590 } drm_radeon_indices_t;
 591
 592 /* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
 593  *      - allows multiple primitives and state changes in a single ioctl
 594  *      - supports driver change to emit native primitives
 595  */
 596 typedef struct drm_radeon_vertex2 {
 597         int idx;                /* Index of vertex buffer */
 598         int discard;            /* Client finished with buffer? */
 599         int nr_states;
 600         drm_radeon_state_t __user *state;
 601         int nr_prims;
 602         drm_radeon_prim_t __user *prim;
 603 } drm_radeon_vertex2_t;
 604
 605 /* v1.3 - obsoletes drm_radeon_vertex2
 606  *      - allows arbitarily large cliprect list
 607  *      - allows updating of tcl packet, vector and scalar state
 608  *      - allows memory-efficient description of state updates
 609  *      - allows state to be emitted without a primitive
 610  *           (for clears, ctx switches)
 611  *      - allows more than one dma buffer to be referenced per ioctl
 612  *      - supports tcl driver
 613  *      - may be extended in future versions with new cmd types, packets
 614  */
 615 typedef struct drm_radeon_cmd_buffer {
 616         int bufsz;
 617         char __user *buf;
 618         int nbox;
 619         struct drm_clip_rect __user *boxes;
 620 } drm_radeon_cmd_buffer_t;
 621
 622 typedef struct drm_radeon_tex_image {
 623         unsigned int x, y;      /* Blit coordinates */
 624         unsigned int width, height;
 625         const void __user *data;
 626 } drm_radeon_tex_image_t;
 627
 628 typedef struct drm_radeon_texture {
 629         unsigned int offset;
 630         int pitch;
 631         int format;
 632         int width;              /* Texture image coordinates */
 633         int height;
 634         drm_radeon_tex_image_t __user *image;
 635 } drm_radeon_texture_t;
 636
 637 typedef struct drm_radeon_stipple {
 638         unsigned int __user *mask;
 639 } drm_radeon_stipple_t;
 640
 641 typedef struct drm_radeon_indirect {
 642         int idx;
 643         int start;
 644         int end;
 645         int discard;
 646 } drm_radeon_indirect_t;
 647
 648 /* enum for card type parameters */
 649 #define RADEON_CARD_PCI 0
 650 #define RADEON_CARD_AGP 1
 651 #define RADEON_CARD_PCIE 2
 652
 653 /* 1.3: An ioctl to get parameters that aren't available to the 3d
 654  * client any other way.
 655  */
 656 #define RADEON_PARAM_GART_BUFFER_OFFSET    1    /* card offset of 1st GART buffer */
 657 #define RADEON_PARAM_LAST_FRAME            2
 658 #define RADEON_PARAM_LAST_DISPATCH         3
 659 #define RADEON_PARAM_LAST_CLEAR            4
 660 /* Added with DRM version 1.6. */
 661 #define RADEON_PARAM_IRQ_NR                5
 662 #define RADEON_PARAM_GART_BASE             6    /* card offset of GART base */
 663 /* Added with DRM version 1.8. */
 664 #define RADEON_PARAM_REGISTER_HANDLE       7    /* for drmMap() */
 665 #define RADEON_PARAM_STATUS_HANDLE         8
 666 #define RADEON_PARAM_SAREA_HANDLE          9
 667 #define RADEON_PARAM_GART_TEX_HANDLE       10
 668 #define RADEON_PARAM_SCRATCH_OFFSET        11
 669 #define RADEON_PARAM_CARD_TYPE             12
 670 #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
 671 #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
 672
 673 typedef struct drm_radeon_getparam {
 674         int param;
 675         void __user *value;
 676 } drm_radeon_getparam_t;
 677
 678 /* 1.6: Set up a memory manager for regions of shared memory:
 679  */
 680 #define RADEON_MEM_REGION_GART 1
 681 #define RADEON_MEM_REGION_FB   2
 682
 683 typedef struct drm_radeon_mem_alloc {
 684         int region;
 685         int alignment;
 686         int size;
 687         int __user *region_offset;      /* offset from start of fb or GART */
 688 } drm_radeon_mem_alloc_t;
 689
 690 typedef struct drm_radeon_mem_free {
 691         int region;
 692         int region_offset;
 693 } drm_radeon_mem_free_t;
 694
 695 typedef struct drm_radeon_mem_init_heap {
 696         int region;
 697         int size;
 698         int start;
 699 } drm_radeon_mem_init_heap_t;
 700
 701 /* 1.6: Userspace can request & wait on irq's:
 702  */
 703 typedef struct drm_radeon_irq_emit {
 704         int __user *irq_seq;
 705 } drm_radeon_irq_emit_t;
 706
 707 typedef struct drm_radeon_irq_wait {
 708         int irq_seq;
 709 } drm_radeon_irq_wait_t;
 710
 711 /* 1.10: Clients tell the DRM where they think the framebuffer is located in
 712  * the card's address space, via a new generic ioctl to set parameters
 713  */
 714
 715 typedef struct drm_radeon_setparam {
 716         unsigned int param;
 717         int64_t value;
 718 } drm_radeon_setparam_t;
 719
 720 #define RADEON_SETPARAM_FB_LOCATION    1        /* determined framebuffer location */
 721 #define RADEON_SETPARAM_SWITCH_TILING  2        /* enable/disable color tiling */
 722 #define RADEON_SETPARAM_PCIGART_LOCATION 3      /* PCI Gart Location */
 723 #define RADEON_SETPARAM_NEW_MEMMAP 4            /* Use new memory map */
 724 #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
 725 #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
 726 /* 1.14: Clients can allocate/free a surface
 727  */
 728 typedef struct drm_radeon_surface_alloc {
 729         unsigned int address;
 730         unsigned int size;
 731         unsigned int flags;
 732 } drm_radeon_surface_alloc_t;
 733
 734 typedef struct drm_radeon_surface_free {
 735         unsigned int address;
 736 } drm_radeon_surface_free_t;
 737
 738 #define DRM_RADEON_VBLANK_CRTC1         1
 739 #define DRM_RADEON_VBLANK_CRTC2         2
 740
 741 #endif