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  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. #include "drm.h"
  37.  
  38. /* WARNING: If you change any of these defines, make sure to change the
  39.  * defines in the X server file (radeon_sarea.h)
  40.  */
  41. #ifndef __RADEON_SAREA_DEFINES__
  42. #define __RADEON_SAREA_DEFINES__
  43.  
  44. /* Old style state flags, required for sarea interface (1.1 and 1.2
  45.  * clears) and 1.2 drm_vertex2 ioctl.
  46.  */
  47. #define RADEON_UPLOAD_CONTEXT           0x00000001
  48. #define RADEON_UPLOAD_VERTFMT           0x00000002
  49. #define RADEON_UPLOAD_LINE              0x00000004
  50. #define RADEON_UPLOAD_BUMPMAP           0x00000008
  51. #define RADEON_UPLOAD_MASKS             0x00000010
  52. #define RADEON_UPLOAD_VIEWPORT          0x00000020
  53. #define RADEON_UPLOAD_SETUP             0x00000040
  54. #define RADEON_UPLOAD_TCL               0x00000080
  55. #define RADEON_UPLOAD_MISC              0x00000100
  56. #define RADEON_UPLOAD_TEX0              0x00000200
  57. #define RADEON_UPLOAD_TEX1              0x00000400
  58. #define RADEON_UPLOAD_TEX2              0x00000800
  59. #define RADEON_UPLOAD_TEX0IMAGES        0x00001000
  60. #define RADEON_UPLOAD_TEX1IMAGES        0x00002000
  61. #define RADEON_UPLOAD_TEX2IMAGES        0x00004000
  62. #define RADEON_UPLOAD_CLIPRECTS         0x00008000      /* handled client-side */
  63. #define RADEON_REQUIRE_QUIESCENCE       0x00010000
  64. #define RADEON_UPLOAD_ZBIAS             0x00020000      /* version 1.2 and newer */
  65. #define RADEON_UPLOAD_ALL               0x003effff
  66. #define RADEON_UPLOAD_CONTEXT_ALL       0x003e01ff
  67.  
  68. /* New style per-packet identifiers for use in cmd_buffer ioctl with
  69.  * the RADEON_EMIT_PACKET command.  Comments relate new packets to old
  70.  * state bits and the packet size:
  71.  */
  72. #define RADEON_EMIT_PP_MISC                         0   /* context/7 */
  73. #define RADEON_EMIT_PP_CNTL                         1   /* context/3 */
  74. #define RADEON_EMIT_RB3D_COLORPITCH                 2   /* context/1 */
  75. #define RADEON_EMIT_RE_LINE_PATTERN                 3   /* line/2 */
  76. #define RADEON_EMIT_SE_LINE_WIDTH                   4   /* line/1 */
  77. #define RADEON_EMIT_PP_LUM_MATRIX                   5   /* bumpmap/1 */
  78. #define RADEON_EMIT_PP_ROT_MATRIX_0                 6   /* bumpmap/2 */
  79. #define RADEON_EMIT_RB3D_STENCILREFMASK             7   /* masks/3 */
  80. #define RADEON_EMIT_SE_VPORT_XSCALE                 8   /* viewport/6 */
  81. #define RADEON_EMIT_SE_CNTL                         9   /* setup/2 */
  82. #define RADEON_EMIT_SE_CNTL_STATUS                  10  /* setup/1 */
  83. #define RADEON_EMIT_RE_MISC                         11  /* misc/1 */
  84. #define RADEON_EMIT_PP_TXFILTER_0                   12  /* tex0/6 */
  85. #define RADEON_EMIT_PP_BORDER_COLOR_0               13  /* tex0/1 */
  86. #define RADEON_EMIT_PP_TXFILTER_1                   14  /* tex1/6 */
  87. #define RADEON_EMIT_PP_BORDER_COLOR_1               15  /* tex1/1 */
  88. #define RADEON_EMIT_PP_TXFILTER_2                   16  /* tex2/6 */
  89. #define RADEON_EMIT_PP_BORDER_COLOR_2               17  /* tex2/1 */
  90. #define RADEON_EMIT_SE_ZBIAS_FACTOR                 18  /* zbias/2 */
  91. #define RADEON_EMIT_SE_TCL_OUTPUT_VTX_FMT           19  /* tcl/11 */
  92. #define RADEON_EMIT_SE_TCL_MATERIAL_EMMISSIVE_RED   20  /* material/17 */
  93. #define R200_EMIT_PP_TXCBLEND_0                     21  /* tex0/4 */
  94. #define R200_EMIT_PP_TXCBLEND_1                     22  /* tex1/4 */
  95. #define R200_EMIT_PP_TXCBLEND_2                     23  /* tex2/4 */
  96. #define R200_EMIT_PP_TXCBLEND_3                     24  /* tex3/4 */
  97. #define R200_EMIT_PP_TXCBLEND_4                     25  /* tex4/4 */
  98. #define R200_EMIT_PP_TXCBLEND_5                     26  /* tex5/4 */
  99. #define R200_EMIT_PP_TXCBLEND_6                     27  /* /4 */
  100. #define R200_EMIT_PP_TXCBLEND_7                     28  /* /4 */
  101. #define R200_EMIT_TCL_LIGHT_MODEL_CTL_0             29  /* tcl/7 */
  102. #define R200_EMIT_TFACTOR_0                         30  /* tf/7 */
  103. #define R200_EMIT_VTX_FMT_0                         31  /* vtx/5 */
  104. #define R200_EMIT_VAP_CTL                           32  /* vap/1 */
  105. #define R200_EMIT_MATRIX_SELECT_0                   33  /* msl/5 */
  106. #define R200_EMIT_TEX_PROC_CTL_2                    34  /* tcg/5 */
  107. #define R200_EMIT_TCL_UCP_VERT_BLEND_CTL            35  /* tcl/1 */
  108. #define R200_EMIT_PP_TXFILTER_0                     36  /* tex0/6 */
  109. #define R200_EMIT_PP_TXFILTER_1                     37  /* tex1/6 */
  110. #define R200_EMIT_PP_TXFILTER_2                     38  /* tex2/6 */
  111. #define R200_EMIT_PP_TXFILTER_3                     39  /* tex3/6 */
  112. #define R200_EMIT_PP_TXFILTER_4                     40  /* tex4/6 */
  113. #define R200_EMIT_PP_TXFILTER_5                     41  /* tex5/6 */
  114. #define R200_EMIT_PP_TXOFFSET_0                     42  /* tex0/1 */
  115. #define R200_EMIT_PP_TXOFFSET_1                     43  /* tex1/1 */
  116. #define R200_EMIT_PP_TXOFFSET_2                     44  /* tex2/1 */
  117. #define R200_EMIT_PP_TXOFFSET_3                     45  /* tex3/1 */
  118. #define R200_EMIT_PP_TXOFFSET_4                     46  /* tex4/1 */
  119. #define R200_EMIT_PP_TXOFFSET_5                     47  /* tex5/1 */
  120. #define R200_EMIT_VTE_CNTL                          48  /* vte/1 */
  121. #define R200_EMIT_OUTPUT_VTX_COMP_SEL               49  /* vtx/1 */
  122. #define R200_EMIT_PP_TAM_DEBUG3                     50  /* tam/1 */
  123. #define R200_EMIT_PP_CNTL_X                         51  /* cst/1 */
  124. #define R200_EMIT_RB3D_DEPTHXY_OFFSET               52  /* cst/1 */
  125. #define R200_EMIT_RE_AUX_SCISSOR_CNTL               53  /* cst/1 */
  126. #define R200_EMIT_RE_SCISSOR_TL_0                   54  /* cst/2 */
  127. #define R200_EMIT_RE_SCISSOR_TL_1                   55  /* cst/2 */
  128. #define R200_EMIT_RE_SCISSOR_TL_2                   56  /* cst/2 */
  129. #define R200_EMIT_SE_VAP_CNTL_STATUS                57  /* cst/1 */
  130. #define R200_EMIT_SE_VTX_STATE_CNTL                 58  /* cst/1 */
  131. #define R200_EMIT_RE_POINTSIZE                      59  /* cst/1 */
  132. #define R200_EMIT_TCL_INPUT_VTX_VECTOR_ADDR_0       60  /* cst/4 */
  133. #define R200_EMIT_PP_CUBIC_FACES_0                  61
  134. #define R200_EMIT_PP_CUBIC_OFFSETS_0                62
  135. #define R200_EMIT_PP_CUBIC_FACES_1                  63
  136. #define R200_EMIT_PP_CUBIC_OFFSETS_1                64
  137. #define R200_EMIT_PP_CUBIC_FACES_2                  65
  138. #define R200_EMIT_PP_CUBIC_OFFSETS_2                66
  139. #define R200_EMIT_PP_CUBIC_FACES_3                  67
  140. #define R200_EMIT_PP_CUBIC_OFFSETS_3                68
  141. #define R200_EMIT_PP_CUBIC_FACES_4                  69
  142. #define R200_EMIT_PP_CUBIC_OFFSETS_4                70
  143. #define R200_EMIT_PP_CUBIC_FACES_5                  71
  144. #define R200_EMIT_PP_CUBIC_OFFSETS_5                72
  145. #define RADEON_EMIT_PP_TEX_SIZE_0                   73
  146. #define RADEON_EMIT_PP_TEX_SIZE_1                   74
  147. #define RADEON_EMIT_PP_TEX_SIZE_2                   75
  148. #define R200_EMIT_RB3D_BLENDCOLOR                   76
  149. #define R200_EMIT_TCL_POINT_SPRITE_CNTL             77
  150. #define RADEON_EMIT_PP_CUBIC_FACES_0                78
  151. #define RADEON_EMIT_PP_CUBIC_OFFSETS_T0             79
  152. #define RADEON_EMIT_PP_CUBIC_FACES_1                80
  153. #define RADEON_EMIT_PP_CUBIC_OFFSETS_T1             81
  154. #define RADEON_EMIT_PP_CUBIC_FACES_2                82
  155. #define RADEON_EMIT_PP_CUBIC_OFFSETS_T2             83
  156. #define R200_EMIT_PP_TRI_PERF_CNTL                  84
  157. #define R200_EMIT_PP_AFS_0                          85
  158. #define R200_EMIT_PP_AFS_1                          86
  159. #define R200_EMIT_ATF_TFACTOR                       87
  160. #define R200_EMIT_PP_TXCTLALL_0                     88
  161. #define R200_EMIT_PP_TXCTLALL_1                     89
  162. #define R200_EMIT_PP_TXCTLALL_2                     90
  163. #define R200_EMIT_PP_TXCTLALL_3                     91
  164. #define R200_EMIT_PP_TXCTLALL_4                     92
  165. #define R200_EMIT_PP_TXCTLALL_5                     93
  166. #define R200_EMIT_VAP_PVS_CNTL                      94
  167. #define RADEON_MAX_STATE_PACKETS                    95
  168.  
  169. /* Commands understood by cmd_buffer ioctl.  More can be added but
  170.  * obviously these can't be removed or changed:
  171.  */
  172. #define RADEON_CMD_PACKET      1        /* emit one of the register packets above */
  173. #define RADEON_CMD_SCALARS     2        /* emit scalar data */
  174. #define RADEON_CMD_VECTORS     3        /* emit vector data */
  175. #define RADEON_CMD_DMA_DISCARD 4        /* discard current dma buf */
  176. #define RADEON_CMD_PACKET3     5        /* emit hw packet */
  177. #define RADEON_CMD_PACKET3_CLIP 6       /* emit hw packet wrapped in cliprects */
  178. #define RADEON_CMD_SCALARS2     7       /* r200 stopgap */
  179. #define RADEON_CMD_WAIT         8       /* emit hw wait commands -- note:
  180.                                          *  doesn't make the cpu wait, just
  181.                                          *  the graphics hardware */
  182. #define RADEON_CMD_VECLINEAR    9       /* another r200 stopgap */
  183.  
  184. typedef union {
  185.         int i;
  186.         struct {
  187.                 unsigned char cmd_type, pad0, pad1, pad2;
  188.         } header;
  189.         struct {
  190.                 unsigned char cmd_type, packet_id, pad0, pad1;
  191.         } packet;
  192.         struct {
  193.                 unsigned char cmd_type, offset, stride, count;
  194.         } scalars;
  195.         struct {
  196.                 unsigned char cmd_type, offset, stride, count;
  197.         } vectors;
  198.         struct {
  199.                 unsigned char cmd_type, addr_lo, addr_hi, count;
  200.         } veclinear;
  201.         struct {
  202.                 unsigned char cmd_type, buf_idx, pad0, pad1;
  203.         } dma;
  204.         struct {
  205.                 unsigned char cmd_type, flags, pad0, pad1;
  206.         } wait;
  207. } drm_radeon_cmd_header_t;
  208.  
  209. #define RADEON_WAIT_2D  0x1
  210. #define RADEON_WAIT_3D  0x2
  211.  
  212. /* Allowed parameters for R300_CMD_PACKET3
  213. */
  214. #define R300_CMD_PACKET3_CLEAR          0
  215. #define R300_CMD_PACKET3_RAW            1
  216.  
  217. /* Commands understood by cmd_buffer ioctl for R300.
  218. * The interface has not been stabilized, so some of these may be removed
  219. * and eventually reordered before stabilization.
  220. */
  221. #define R300_CMD_PACKET0                1
  222. #define R300_CMD_VPU                    2       /* emit vertex program upload */
  223. #define R300_CMD_PACKET3                3       /* emit a packet3 */
  224. #define R300_CMD_END3D                  4       /* emit sequence ending 3d rendering */
  225. #define R300_CMD_CP_DELAY               5
  226. #define R300_CMD_DMA_DISCARD            6
  227. #define R300_CMD_WAIT                   7
  228. #       define R300_WAIT_2D             0x1
  229. #       define R300_WAIT_3D             0x2
  230. /* these two defines are DOING IT WRONG - however
  231. * we have userspace which relies on using these.
  232. * The wait interface is backwards compat new
  233. * code should use the NEW_WAIT defines below
  234. * THESE ARE NOT BIT FIELDS
  235. */
  236. #       define R300_WAIT_2D_CLEAN       0x3
  237. #       define R300_WAIT_3D_CLEAN       0x4
  238.  
  239. #       define R300_NEW_WAIT_2D_3D      0x3
  240. #       define R300_NEW_WAIT_2D_2D_CLEAN        0x4
  241. #       define R300_NEW_WAIT_3D_3D_CLEAN        0x6
  242. #       define R300_NEW_WAIT_2D_2D_CLEAN_3D_3D_CLEAN    0x8
  243.  
  244. #define R300_CMD_SCRATCH                8
  245. #define R300_CMD_R500FP                 9
  246.  
  247. typedef union {
  248.         unsigned int u;
  249.         struct {
  250.                 unsigned char cmd_type, pad0, pad1, pad2;
  251.         } header;
  252.         struct {
  253.                 unsigned char cmd_type, count, reglo, reghi;
  254.         } packet0;
  255.         struct {
  256.                 unsigned char cmd_type, count, adrlo, adrhi;
  257.         } vpu;
  258.         struct {
  259.                 unsigned char cmd_type, packet, pad0, pad1;
  260.         } packet3;
  261.         struct {
  262.                 unsigned char cmd_type, packet;
  263.                 unsigned short count;   /* amount of packet2 to emit */
  264.         } delay;
  265.         struct {
  266.                 unsigned char cmd_type, buf_idx, pad0, pad1;
  267.         } dma;
  268.         struct {
  269.                 unsigned char cmd_type, flags, pad0, pad1;
  270.         } wait;
  271.         struct {
  272.                 unsigned char cmd_type, reg, n_bufs, flags;
  273.         } scratch;
  274.         struct {
  275.                 unsigned char cmd_type, count, adrlo, adrhi_flags;
  276.         } r500fp;
  277. } drm_r300_cmd_header_t;
  278.  
  279. #define RADEON_FRONT                    0x1
  280. #define RADEON_BACK                     0x2
  281. #define RADEON_DEPTH                    0x4
  282. #define RADEON_STENCIL                  0x8
  283. #define RADEON_CLEAR_FASTZ              0x80000000
  284. #define RADEON_USE_HIERZ                0x40000000
  285. #define RADEON_USE_COMP_ZBUF            0x20000000
  286.  
  287. #define R500FP_CONSTANT_TYPE  (1 << 1)
  288. #define R500FP_CONSTANT_CLAMP (1 << 2)
  289.  
  290. /* Primitive types
  291. */
  292. #define RADEON_POINTS                   0x1
  293. #define RADEON_LINES                    0x2
  294. #define RADEON_LINE_STRIP               0x3
  295. #define RADEON_TRIANGLES                0x4
  296. #define RADEON_TRIANGLE_FAN             0x5
  297. #define RADEON_TRIANGLE_STRIP           0x6
  298.  
  299. /* Vertex/indirect buffer size
  300. */
  301. #define RADEON_BUFFER_SIZE              65536
  302.  
  303. /* Byte offsets for indirect buffer data
  304. */
  305. #define RADEON_INDEX_PRIM_OFFSET        20
  306.  
  307. #define RADEON_SCRATCH_REG_OFFSET       32
  308.  
  309. #define R600_SCRATCH_REG_OFFSET         256
  310.  
  311. #define RADEON_NR_SAREA_CLIPRECTS       12
  312.  
  313. /* There are 2 heaps (local/GART).  Each region within a heap is a
  314. * minimum of 64k, and there are at most 64 of them per heap.
  315. */
  316. #define RADEON_LOCAL_TEX_HEAP           0
  317. #define RADEON_GART_TEX_HEAP            1
  318. #define RADEON_NR_TEX_HEAPS             2
  319. #define RADEON_NR_TEX_REGIONS           64
  320. #define RADEON_LOG_TEX_GRANULARITY      16
  321.  
  322. #define RADEON_MAX_TEXTURE_LEVELS       12
  323. #define RADEON_MAX_TEXTURE_UNITS        3
  324.  
  325. #define RADEON_MAX_SURFACES             8
  326.  
  327. /* Blits have strict offset rules.  All blit offset must be aligned on
  328. * a 1K-byte boundary.
  329. */
  330. #define RADEON_OFFSET_SHIFT             10
  331. #define RADEON_OFFSET_ALIGN             (1 << RADEON_OFFSET_SHIFT)
  332. #define RADEON_OFFSET_MASK              (RADEON_OFFSET_ALIGN - 1)
  333.  
  334. #endif                          /* __RADEON_SAREA_DEFINES__ */
  335.  
  336. typedef struct {
  337.         unsigned int red;
  338.         unsigned int green;
  339.         unsigned int blue;
  340.         unsigned int alpha;
  341. } radeon_color_regs_t;
  342.  
  343. typedef struct {
  344.         /* Context state */
  345.         unsigned int pp_misc;   /* 0x1c14 */
  346.         unsigned int pp_fog_color;
  347.         unsigned int re_solid_color;
  348.         unsigned int rb3d_blendcntl;
  349.         unsigned int rb3d_depthoffset;
  350.         unsigned int rb3d_depthpitch;
  351.         unsigned int rb3d_zstencilcntl;
  352.  
  353.         unsigned int pp_cntl;   /* 0x1c38 */
  354.         unsigned int rb3d_cntl;
  355.         unsigned int rb3d_coloroffset;
  356.         unsigned int re_width_height;
  357.         unsigned int rb3d_colorpitch;
  358.         unsigned int se_cntl;
  359.  
  360.         /* Vertex format state */
  361.         unsigned int se_coord_fmt;      /* 0x1c50 */
  362.  
  363.         /* Line state */
  364.         unsigned int re_line_pattern;   /* 0x1cd0 */
  365.         unsigned int re_line_state;
  366.  
  367.         unsigned int se_line_width;     /* 0x1db8 */
  368.  
  369.         /* Bumpmap state */
  370.         unsigned int pp_lum_matrix;     /* 0x1d00 */
  371.  
  372.         unsigned int pp_rot_matrix_0;   /* 0x1d58 */
  373.         unsigned int pp_rot_matrix_1;
  374.  
  375.         /* Mask state */
  376.         unsigned int rb3d_stencilrefmask;       /* 0x1d7c */
  377.         unsigned int rb3d_ropcntl;
  378.         unsigned int rb3d_planemask;
  379.  
  380.         /* Viewport state */
  381.         unsigned int se_vport_xscale;   /* 0x1d98 */
  382.         unsigned int se_vport_xoffset;
  383.         unsigned int se_vport_yscale;
  384.         unsigned int se_vport_yoffset;
  385.         unsigned int se_vport_zscale;
  386.         unsigned int se_vport_zoffset;
  387.  
  388.         /* Setup state */
  389.         unsigned int se_cntl_status;    /* 0x2140 */
  390.  
  391.         /* Misc state */
  392.         unsigned int re_top_left;       /* 0x26c0 */
  393.         unsigned int re_misc;
  394. } drm_radeon_context_regs_t;
  395.  
  396. typedef struct {
  397.         /* Zbias state */
  398.         unsigned int se_zbias_factor;   /* 0x1dac */
  399.         unsigned int se_zbias_constant;
  400. } drm_radeon_context2_regs_t;
  401.  
  402. /* Setup registers for each texture unit
  403. */
  404. typedef struct {
  405.         unsigned int pp_txfilter;
  406.         unsigned int pp_txformat;
  407.         unsigned int pp_txoffset;
  408.         unsigned int pp_txcblend;
  409.         unsigned int pp_txablend;
  410.         unsigned int pp_tfactor;
  411.         unsigned int pp_border_color;
  412. } drm_radeon_texture_regs_t;
  413.  
  414. typedef struct {
  415.         unsigned int start;
  416.         unsigned int finish;
  417.         unsigned int prim:8;
  418.         unsigned int stateidx:8;
  419.         unsigned int numverts:16;       /* overloaded as offset/64 for elt prims */
  420.         unsigned int vc_format; /* vertex format */
  421. } drm_radeon_prim_t;
  422.  
  423. typedef struct {
  424.         drm_radeon_context_regs_t context;
  425.         drm_radeon_texture_regs_t tex[RADEON_MAX_TEXTURE_UNITS];
  426.         drm_radeon_context2_regs_t context2;
  427.         unsigned int dirty;
  428. } drm_radeon_state_t;
  429.  
  430. typedef struct {
  431.         /* The channel for communication of state information to the
  432.          * kernel on firing a vertex buffer with either of the
  433.          * obsoleted vertex/index ioctls.
  434.          */
  435.         drm_radeon_context_regs_t context_state;
  436.         drm_radeon_texture_regs_t tex_state[RADEON_MAX_TEXTURE_UNITS];
  437.         unsigned int dirty;
  438.         unsigned int vertsize;
  439.         unsigned int vc_format;
  440.  
  441.         /* The current cliprects, or a subset thereof.
  442.          */
  443. //   struct drm_clip_rect boxes[RADEON_NR_SAREA_CLIPRECTS];
  444.         unsigned int nbox;
  445.  
  446.         /* Counters for client-side throttling of rendering clients.
  447.          */
  448.         unsigned int last_frame;
  449.         unsigned int last_dispatch;
  450.         unsigned int last_clear;
  451.  
  452. //   struct drm_tex_region tex_list[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS +
  453. //                              1];
  454.         unsigned int tex_age[RADEON_NR_TEX_HEAPS];
  455.         int ctx_owner;
  456.         int pfState;            /* number of 3d windows (0,1,2ormore) */
  457.         int pfCurrentPage;      /* which buffer is being displayed? */
  458.         int crtc2_base;         /* CRTC2 frame offset */
  459.         int tiling_enabled;     /* set by drm, read by 2d + 3d clients */
  460. } drm_radeon_sarea_t;
  461.  
  462. /* WARNING: If you change any of these defines, make sure to change the
  463. * defines in the Xserver file (xf86drmRadeon.h)
  464. *
  465. * KW: actually it's illegal to change any of this (backwards compatibility).
  466.  */
  467.  
  468. /* Radeon specific ioctls
  469.  * The device specific ioctl range is 0x40 to 0x79.
  470.  */
  471. #define DRM_RADEON_CP_INIT    0x00
  472. #define DRM_RADEON_CP_START   0x01
  473. #define DRM_RADEON_CP_STOP    0x02
  474. #define DRM_RADEON_CP_RESET   0x03
  475. #define DRM_RADEON_CP_IDLE    0x04
  476. #define DRM_RADEON_RESET      0x05
  477. #define DRM_RADEON_FULLSCREEN 0x06
  478. #define DRM_RADEON_SWAP       0x07
  479. #define DRM_RADEON_CLEAR      0x08
  480. #define DRM_RADEON_VERTEX     0x09
  481. #define DRM_RADEON_INDICES    0x0A
  482. #define DRM_RADEON_NOT_USED
  483. #define DRM_RADEON_STIPPLE    0x0C
  484. #define DRM_RADEON_INDIRECT   0x0D
  485. #define DRM_RADEON_TEXTURE    0x0E
  486. #define DRM_RADEON_VERTEX2    0x0F
  487. #define DRM_RADEON_CMDBUF     0x10
  488. #define DRM_RADEON_GETPARAM   0x11
  489. #define DRM_RADEON_FLIP       0x12
  490. #define DRM_RADEON_ALLOC      0x13
  491. #define DRM_RADEON_FREE       0x14
  492. #define DRM_RADEON_INIT_HEAP  0x15
  493. #define DRM_RADEON_IRQ_EMIT   0x16
  494. #define DRM_RADEON_IRQ_WAIT   0x17
  495. #define DRM_RADEON_CP_RESUME  0x18
  496. #define DRM_RADEON_SETPARAM   0x19
  497. #define DRM_RADEON_SURF_ALLOC 0x1a
  498. #define DRM_RADEON_SURF_FREE  0x1b
  499. /* KMS ioctl */
  500. #define DRM_RADEON_GEM_INFO             0x1c
  501. #define DRM_RADEON_GEM_CREATE           0x1d
  502. #define DRM_RADEON_GEM_MMAP             0x1e
  503. #define DRM_RADEON_GEM_PREAD            0x21
  504. #define DRM_RADEON_GEM_PWRITE           0x22
  505. #define DRM_RADEON_GEM_SET_DOMAIN       0x23
  506. #define DRM_RADEON_GEM_WAIT_IDLE        0x24
  507. #define DRM_RADEON_CS                   0x26
  508. #define DRM_RADEON_INFO                 0x27
  509. #define DRM_RADEON_GEM_SET_TILING       0x28
  510. #define DRM_RADEON_GEM_GET_TILING       0x29
  511. #define DRM_RADEON_GEM_BUSY             0x2a
  512.  
  513. #define DRM_IOCTL_RADEON_CP_INIT    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_INIT, drm_radeon_init_t)
  514. #define DRM_IOCTL_RADEON_CP_START   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_START)
  515. #define DRM_IOCTL_RADEON_CP_STOP    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CP_STOP, drm_radeon_cp_stop_t)
  516. #define DRM_IOCTL_RADEON_CP_RESET   DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESET)
  517. #define DRM_IOCTL_RADEON_CP_IDLE    DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_IDLE)
  518. #define DRM_IOCTL_RADEON_RESET      DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_RESET)
  519. #define DRM_IOCTL_RADEON_FULLSCREEN DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FULLSCREEN, drm_radeon_fullscreen_t)
  520. #define DRM_IOCTL_RADEON_SWAP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_SWAP)
  521. #define DRM_IOCTL_RADEON_CLEAR      DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CLEAR, drm_radeon_clear_t)
  522. #define DRM_IOCTL_RADEON_VERTEX     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX, drm_radeon_vertex_t)
  523. #define DRM_IOCTL_RADEON_INDICES    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INDICES, drm_radeon_indices_t)
  524. #define DRM_IOCTL_RADEON_STIPPLE    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_STIPPLE, drm_radeon_stipple_t)
  525. #define DRM_IOCTL_RADEON_INDIRECT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INDIRECT, drm_radeon_indirect_t)
  526. #define DRM_IOCTL_RADEON_TEXTURE    DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_TEXTURE, drm_radeon_texture_t)
  527. #define DRM_IOCTL_RADEON_VERTEX2    DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_VERTEX2, drm_radeon_vertex2_t)
  528. #define DRM_IOCTL_RADEON_CMDBUF     DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_CMDBUF, drm_radeon_cmd_buffer_t)
  529. #define DRM_IOCTL_RADEON_GETPARAM   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GETPARAM, drm_radeon_getparam_t)
  530. #define DRM_IOCTL_RADEON_FLIP       DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_FLIP)
  531. #define DRM_IOCTL_RADEON_ALLOC      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_ALLOC, drm_radeon_mem_alloc_t)
  532. #define DRM_IOCTL_RADEON_FREE       DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_FREE, drm_radeon_mem_free_t)
  533. #define DRM_IOCTL_RADEON_INIT_HEAP  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_INIT_HEAP, drm_radeon_mem_init_heap_t)
  534. #define DRM_IOCTL_RADEON_IRQ_EMIT   DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_IRQ_EMIT, drm_radeon_irq_emit_t)
  535. #define DRM_IOCTL_RADEON_IRQ_WAIT   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_IRQ_WAIT, drm_radeon_irq_wait_t)
  536. #define DRM_IOCTL_RADEON_CP_RESUME  DRM_IO(  DRM_COMMAND_BASE + DRM_RADEON_CP_RESUME)
  537. #define DRM_IOCTL_RADEON_SETPARAM   DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SETPARAM, drm_radeon_setparam_t)
  538. #define DRM_IOCTL_RADEON_SURF_ALLOC DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_ALLOC, drm_radeon_surface_alloc_t)
  539. #define DRM_IOCTL_RADEON_SURF_FREE  DRM_IOW( DRM_COMMAND_BASE + DRM_RADEON_SURF_FREE, drm_radeon_surface_free_t)
  540. /* KMS */
  541. #define DRM_IOCTL_RADEON_GEM_INFO       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_INFO, struct drm_radeon_gem_info)
  542. #define DRM_IOCTL_RADEON_GEM_CREATE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_CREATE, struct drm_radeon_gem_create)
  543. #define DRM_IOCTL_RADEON_GEM_MMAP       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_MMAP, struct drm_radeon_gem_mmap)
  544. #define DRM_IOCTL_RADEON_GEM_PREAD      DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PREAD, struct drm_radeon_gem_pread)
  545. #define DRM_IOCTL_RADEON_GEM_PWRITE     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_PWRITE, struct drm_radeon_gem_pwrite)
  546. #define DRM_IOCTL_RADEON_GEM_SET_DOMAIN DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_DOMAIN, struct drm_radeon_gem_set_domain)
  547. #define DRM_IOCTL_RADEON_GEM_WAIT_IDLE  DRM_IOW(DRM_COMMAND_BASE + DRM_RADEON_GEM_WAIT_IDLE, struct drm_radeon_gem_wait_idle)
  548. #define DRM_IOCTL_RADEON_CS             DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_CS, struct drm_radeon_cs)
  549. #define DRM_IOCTL_RADEON_INFO           DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_INFO, struct drm_radeon_info)
  550. #define DRM_IOCTL_RADEON_SET_TILING     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_SET_TILING, struct drm_radeon_gem_set_tiling)
  551. #define DRM_IOCTL_RADEON_GET_TILING     DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_GET_TILING, struct drm_radeon_gem_get_tiling)
  552. #define DRM_IOCTL_RADEON_GEM_BUSY       DRM_IOWR(DRM_COMMAND_BASE + DRM_RADEON_GEM_BUSY, struct drm_radeon_gem_busy)
  553.  
  554. typedef struct drm_radeon_init {
  555.         enum {
  556.                 RADEON_INIT_CP = 0x01,
  557.                 RADEON_CLEANUP_CP = 0x02,
  558.                 RADEON_INIT_R200_CP = 0x03,
  559.                 RADEON_INIT_R300_CP = 0x04,
  560.                 RADEON_INIT_R600_CP = 0x05
  561.         } func;
  562.         unsigned long sarea_priv_offset;
  563.         int is_pci;
  564.         int cp_mode;
  565.         int gart_size;
  566.         int ring_size;
  567.         int usec_timeout;
  568.  
  569.         unsigned int fb_bpp;
  570.         unsigned int front_offset, front_pitch;
  571.         unsigned int back_offset, back_pitch;
  572.         unsigned int depth_bpp;
  573.         unsigned int depth_offset, depth_pitch;
  574.  
  575.         unsigned long fb_offset;
  576.         unsigned long mmio_offset;
  577.         unsigned long ring_offset;
  578.         unsigned long ring_rptr_offset;
  579.         unsigned long buffers_offset;
  580.         unsigned long gart_textures_offset;
  581. } drm_radeon_init_t;
  582.  
  583. typedef struct drm_radeon_cp_stop {
  584.         int flush;
  585.         int idle;
  586. } drm_radeon_cp_stop_t;
  587.  
  588. typedef struct drm_radeon_fullscreen {
  589.         enum {
  590.                 RADEON_INIT_FULLSCREEN = 0x01,
  591.                 RADEON_CLEANUP_FULLSCREEN = 0x02
  592.         } func;
  593. } drm_radeon_fullscreen_t;
  594.  
  595. #define CLEAR_X1        0
  596. #define CLEAR_Y1        1
  597. #define CLEAR_X2        2
  598. #define CLEAR_Y2        3
  599. #define CLEAR_DEPTH     4
  600.  
  601. typedef union drm_radeon_clear_rect {
  602.         float f[5];
  603.         unsigned int ui[5];
  604. } drm_radeon_clear_rect_t;
  605.  
  606. typedef struct drm_radeon_clear {
  607.         unsigned int flags;
  608.         unsigned int clear_color;
  609.         unsigned int clear_depth;
  610.         unsigned int color_mask;
  611.         unsigned int depth_mask;        /* misnamed field:  should be stencil */
  612. //   drm_radeon_clear_rect_t __user *depth_boxes;
  613. } drm_radeon_clear_t;
  614.  
  615. typedef struct drm_radeon_vertex {
  616.         int prim;
  617.         int idx;                /* Index of vertex buffer */
  618.         int count;              /* Number of vertices in buffer */
  619.         int discard;            /* Client finished with buffer? */
  620. } drm_radeon_vertex_t;
  621.  
  622. typedef struct drm_radeon_indices {
  623.         int prim;
  624.         int idx;
  625.         int start;
  626.         int end;
  627.         int discard;            /* Client finished with buffer? */
  628. } drm_radeon_indices_t;
  629.  
  630. /* v1.2 - obsoletes drm_radeon_vertex and drm_radeon_indices
  631.  *      - allows multiple primitives and state changes in a single ioctl
  632.  *      - supports driver change to emit native primitives
  633.  */
  634. typedef struct drm_radeon_vertex2 {
  635.         int idx;                /* Index of vertex buffer */
  636.         int discard;            /* Client finished with buffer? */
  637.         int nr_states;
  638. //   drm_radeon_state_t __user *state;
  639.         int nr_prims;
  640. //   drm_radeon_prim_t __user *prim;
  641. } drm_radeon_vertex2_t;
  642.  
  643. /* v1.3 - obsoletes drm_radeon_vertex2
  644.  *      - allows arbitarily large cliprect list
  645.  *      - allows updating of tcl packet, vector and scalar state
  646.  *      - allows memory-efficient description of state updates
  647.  *      - allows state to be emitted without a primitive
  648.  *           (for clears, ctx switches)
  649.  *      - allows more than one dma buffer to be referenced per ioctl
  650.  *      - supports tcl driver
  651.  *      - may be extended in future versions with new cmd types, packets
  652.  */
  653. typedef struct drm_radeon_cmd_buffer {
  654.         int bufsz;
  655.         char __user *buf;
  656.         int nbox;
  657.         struct drm_clip_rect __user *boxes;
  658. } drm_radeon_cmd_buffer_t;
  659.  
  660. typedef struct drm_radeon_tex_image {
  661.         unsigned int x, y;      /* Blit coordinates */
  662.         unsigned int width, height;
  663.         const void __user *data;
  664. } drm_radeon_tex_image_t;
  665.  
  666. typedef struct drm_radeon_texture {
  667.         unsigned int offset;
  668.         int pitch;
  669.         int format;
  670.         int width;              /* Texture image coordinates */
  671.         int height;
  672.         drm_radeon_tex_image_t __user *image;
  673. } drm_radeon_texture_t;
  674.  
  675. typedef struct drm_radeon_stipple {
  676.         unsigned int __user *mask;
  677. } drm_radeon_stipple_t;
  678.  
  679. typedef struct drm_radeon_indirect {
  680.         int idx;
  681.         int start;
  682.         int end;
  683.         int discard;
  684. } drm_radeon_indirect_t;
  685.  
  686. /* enum for card type parameters */
  687. #define RADEON_CARD_PCI 0
  688. #define RADEON_CARD_AGP 1
  689. #define RADEON_CARD_PCIE 2
  690.  
  691. /* 1.3: An ioctl to get parameters that aren't available to the 3d
  692.  * client any other way.
  693.  */
  694. #define RADEON_PARAM_GART_BUFFER_OFFSET    1    /* card offset of 1st GART buffer */
  695. #define RADEON_PARAM_LAST_FRAME            2
  696. #define RADEON_PARAM_LAST_DISPATCH         3
  697. #define RADEON_PARAM_LAST_CLEAR            4
  698. /* Added with DRM version 1.6. */
  699. #define RADEON_PARAM_IRQ_NR                5
  700. #define RADEON_PARAM_GART_BASE             6    /* card offset of GART base */
  701. /* Added with DRM version 1.8. */
  702. #define RADEON_PARAM_REGISTER_HANDLE       7    /* for drmMap() */
  703. #define RADEON_PARAM_STATUS_HANDLE         8
  704. #define RADEON_PARAM_SAREA_HANDLE          9
  705. #define RADEON_PARAM_GART_TEX_HANDLE       10
  706. #define RADEON_PARAM_SCRATCH_OFFSET        11
  707. #define RADEON_PARAM_CARD_TYPE             12
  708. #define RADEON_PARAM_VBLANK_CRTC           13   /* VBLANK CRTC */
  709. #define RADEON_PARAM_FB_LOCATION           14   /* FB location */
  710. #define RADEON_PARAM_NUM_GB_PIPES          15   /* num GB pipes */
  711. #define RADEON_PARAM_DEVICE_ID             16
  712. #define RADEON_PARAM_NUM_Z_PIPES           17   /* num Z pipes */
  713.  
  714. typedef struct drm_radeon_getparam {
  715.         int param;
  716.         void __user *value;
  717. } drm_radeon_getparam_t;
  718.  
  719. /* 1.6: Set up a memory manager for regions of shared memory:
  720.  */
  721. #define RADEON_MEM_REGION_GART 1
  722. #define RADEON_MEM_REGION_FB   2
  723.  
  724. typedef struct drm_radeon_mem_alloc {
  725.         int region;
  726.         int alignment;
  727.         int size;
  728.         int __user *region_offset;      /* offset from start of fb or GART */
  729. } drm_radeon_mem_alloc_t;
  730.  
  731. typedef struct drm_radeon_mem_free {
  732.         int region;
  733.         int region_offset;
  734. } drm_radeon_mem_free_t;
  735.  
  736. typedef struct drm_radeon_mem_init_heap {
  737.         int region;
  738.         int size;
  739.         int start;
  740. } drm_radeon_mem_init_heap_t;
  741.  
  742. /* 1.6: Userspace can request & wait on irq's:
  743.  */
  744. typedef struct drm_radeon_irq_emit {
  745.         int __user *irq_seq;
  746. } drm_radeon_irq_emit_t;
  747.  
  748. typedef struct drm_radeon_irq_wait {
  749.         int irq_seq;
  750. } drm_radeon_irq_wait_t;
  751.  
  752. /* 1.10: Clients tell the DRM where they think the framebuffer is located in
  753.  * the card's address space, via a new generic ioctl to set parameters
  754.  */
  755.  
  756. typedef struct drm_radeon_setparam {
  757.         unsigned int param;
  758.         __s64 value;
  759. } drm_radeon_setparam_t;
  760.  
  761. #define RADEON_SETPARAM_FB_LOCATION    1        /* determined framebuffer location */
  762. #define RADEON_SETPARAM_SWITCH_TILING  2        /* enable/disable color tiling */
  763. #define RADEON_SETPARAM_PCIGART_LOCATION 3      /* PCI Gart Location */
  764. #define RADEON_SETPARAM_NEW_MEMMAP 4            /* Use new memory map */
  765. #define RADEON_SETPARAM_PCIGART_TABLE_SIZE 5    /* PCI GART Table Size */
  766. #define RADEON_SETPARAM_VBLANK_CRTC 6           /* VBLANK CRTC */
  767. /* 1.14: Clients can allocate/free a surface
  768.  */
  769. typedef struct drm_radeon_surface_alloc {
  770.         unsigned int address;
  771.         unsigned int size;
  772.         unsigned int flags;
  773. } drm_radeon_surface_alloc_t;
  774.  
  775. typedef struct drm_radeon_surface_free {
  776.         unsigned int address;
  777. } drm_radeon_surface_free_t;
  778.  
  779. #define DRM_RADEON_VBLANK_CRTC1         1
  780. #define DRM_RADEON_VBLANK_CRTC2         2
  781.  
  782. /*
  783.  * Kernel modesetting world below.
  784.  */
  785. #define RADEON_GEM_DOMAIN_CPU           0x1
  786. #define RADEON_GEM_DOMAIN_GTT           0x2
  787. #define RADEON_GEM_DOMAIN_VRAM          0x4
  788.  
  789. struct drm_radeon_gem_info {
  790.         uint64_t        gart_size;
  791.         uint64_t        vram_size;
  792.         uint64_t        vram_visible;
  793. };
  794.  
  795. #define RADEON_GEM_NO_BACKING_STORE 1
  796.  
  797. struct drm_radeon_gem_create {
  798.         uint64_t        size;
  799.         uint64_t        alignment;
  800.         uint32_t        handle;
  801.         uint32_t        initial_domain;
  802.         uint32_t        flags;
  803. };
  804.  
  805. #define RADEON_TILING_MACRO       0x1
  806. #define RADEON_TILING_MICRO       0x2
  807. #define RADEON_TILING_SWAP_16BIT  0x4
  808. #define RADEON_TILING_SWAP_32BIT  0x8
  809. #define RADEON_TILING_SURFACE     0x10 /* this object requires a surface
  810.                                         * when mapped - i.e. front buffer */
  811. #define RADEON_TILING_MICRO_SQUARE 0x20
  812.  
  813. struct drm_radeon_gem_set_tiling {
  814.         uint32_t        handle;
  815.         uint32_t        tiling_flags;
  816.         uint32_t        pitch;
  817. };
  818.  
  819. struct drm_radeon_gem_get_tiling {
  820.         uint32_t        handle;
  821.         uint32_t        tiling_flags;
  822.         uint32_t        pitch;
  823. };
  824.  
  825. struct drm_radeon_gem_mmap {
  826.         uint32_t        handle;
  827.         uint32_t        pad;
  828.         uint64_t        offset;
  829.         uint64_t        size;
  830.         uint64_t        addr_ptr;
  831. };
  832.  
  833. struct drm_radeon_gem_set_domain {
  834.         uint32_t        handle;
  835.         uint32_t        read_domains;
  836.         uint32_t        write_domain;
  837. };
  838.  
  839. struct drm_radeon_gem_wait_idle {
  840.         uint32_t        handle;
  841.         uint32_t        pad;
  842. };
  843.  
  844. struct drm_radeon_gem_busy {
  845.         uint32_t        handle;
  846.         uint32_t        domain;
  847. };
  848.  
  849. struct drm_radeon_gem_pread {
  850.         /** Handle for the object being read. */
  851.         uint32_t handle;
  852.         uint32_t pad;
  853.         /** Offset into the object to read from */
  854.         uint64_t offset;
  855.         /** Length of data to read */
  856.         uint64_t size;
  857.         /** Pointer to write the data into. */
  858.         /* void *, but pointers are not 32/64 compatible */
  859.         uint64_t data_ptr;
  860. };
  861.  
  862. struct drm_radeon_gem_pwrite {
  863.         /** Handle for the object being written to. */
  864.         uint32_t handle;
  865.         uint32_t pad;
  866.         /** Offset into the object to write to */
  867.         uint64_t offset;
  868.         /** Length of data to write */
  869.         uint64_t size;
  870.         /** Pointer to read the data from. */
  871.         /* void *, but pointers are not 32/64 compatible */
  872.         uint64_t data_ptr;
  873. };
  874.  
  875. #define RADEON_CHUNK_ID_RELOCS  0x01
  876. #define RADEON_CHUNK_ID_IB      0x02
  877.  
  878. struct drm_radeon_cs_chunk {
  879.         uint32_t                chunk_id;
  880.         uint32_t                length_dw;
  881.         uint64_t                chunk_data;
  882. };
  883.  
  884. struct drm_radeon_cs_reloc {
  885.         uint32_t                handle;
  886.         uint32_t                read_domains;
  887.         uint32_t                write_domain;
  888.         uint32_t                flags;
  889. };
  890.  
  891. struct drm_radeon_cs {
  892.         uint32_t                num_chunks;
  893.         uint32_t                cs_id;
  894.         /* this points to uint64_t * which point to cs chunks */
  895.         uint64_t                chunks;
  896.         /* updates to the limits after this CS ioctl */
  897.         uint64_t                gart_limit;
  898.         uint64_t                vram_limit;
  899. };
  900.  
  901. #define RADEON_INFO_DEVICE_ID           0x00
  902. #define RADEON_INFO_NUM_GB_PIPES        0x01
  903. #define RADEON_INFO_NUM_Z_PIPES         0x02
  904. #define RADEON_INFO_ACCEL_WORKING       0x03
  905.  
  906. struct drm_radeon_info {
  907.         uint32_t                request;
  908.         uint32_t                pad;
  909.         uint64_t                value;
  910. };
  911.  
  912. #endif
  913.