1 #ifndef _I810_DRM_H_ 2 #define _I810_DRM_H_ 3 4 #include "drm.h" 5 6 #if defined(__cplusplus) 7 extern "C" { 8 #endif 9 10 /* WARNING: These defines must be the same as what the Xserver uses. 11 * if you change them, you must change the defines in the Xserver. 12 */ 13 14 #ifndef _I810_DEFINES_ 15 #define _I810_DEFINES_ 16 17 #define I810_DMA_BUF_ORDER 12 18 #define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER) 19 #define I810_DMA_BUF_NR 256 20 #define I810_NR_SAREA_CLIPRECTS 8 21 22 /* Each region is a minimum of 64k, and there are at most 64 of them. 23 */ 24 #define I810_NR_TEX_REGIONS 64 25 #define I810_LOG_MIN_TEX_REGION_SIZE 16 26 #endif 27 28 #define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */ 29 #define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */ 30 #define I810_UPLOAD_CTX 0x4 31 #define I810_UPLOAD_BUFFERS 0x8 32 #define I810_UPLOAD_TEX0 0x10 33 #define I810_UPLOAD_TEX1 0x20 34 #define I810_UPLOAD_CLIPRECTS 0x40 35 36 /* Indices into buf.Setup where various bits of state are mirrored per 37 * context and per buffer. These can be fired at the card as a unit, 38 * or in a piecewise fashion as required. 39 */ 40 41 /* Destbuffer state 42 * - backbuffer linear offset and pitch -- invarient in the current dri 43 * - zbuffer linear offset and pitch -- also invarient 44 * - drawing origin in back and depth buffers. 45 * 46 * Keep the depth/back buffer state here to accommodate private buffers 47 * in the future. 48 */ 49 #define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */ 50 #define I810_DESTREG_DI1 1 51 #define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */ 52 #define I810_DESTREG_DV1 3 53 #define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */ 54 #define I810_DESTREG_DR1 5 55 #define I810_DESTREG_DR2 6 56 #define I810_DESTREG_DR3 7 57 #define I810_DESTREG_DR4 8 58 #define I810_DEST_SETUP_SIZE 10 59 60 /* Context state 61 */ 62 #define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */ 63 #define I810_CTXREG_CF1 1 64 #define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */ 65 #define I810_CTXREG_ST1 3 66 #define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */ 67 #define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */ 68 #define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */ 69 #define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */ 70 #define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */ 71 #define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */ 72 #define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */ 73 #define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */ 74 #define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */ 75 #define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */ 76 #define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */ 77 #define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */ 78 #define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */ 79 #define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */ 80 #define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */ 81 #define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */ 82 #define I810_CTX_SETUP_SIZE 20 83 84 /* Texture state (per tex unit) 85 */ 86 #define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */ 87 #define I810_TEXREG_MI1 1 88 #define I810_TEXREG_MI2 2 89 #define I810_TEXREG_MI3 3 90 #define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */ 91 #define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */ 92 #define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */ 93 #define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */ 94 #define I810_TEX_SETUP_SIZE 8 95 96 /* Flags for clear ioctl 97 */ 98 #define I810_FRONT 0x1 99 #define I810_BACK 0x2 100 #define I810_DEPTH 0x4 101 102 typedef enum _drm_i810_init_func { 103 I810_INIT_DMA = 0x01, 104 I810_CLEANUP_DMA = 0x02, 105 I810_INIT_DMA_1_4 = 0x03 106 } drm_i810_init_func_t; 107 108 /* This is the init structure after v1.2 */ 109 typedef struct _drm_i810_init { 110 drm_i810_init_func_t func; 111 unsigned int mmio_offset; 112 unsigned int buffers_offset; 113 int sarea_priv_offset; 114 unsigned int ring_start; 115 unsigned int ring_end; 116 unsigned int ring_size; 117 unsigned int front_offset; 118 unsigned int back_offset; 119 unsigned int depth_offset; 120 unsigned int overlay_offset; 121 unsigned int overlay_physical; 122 unsigned int w; 123 unsigned int h; 124 unsigned int pitch; 125 unsigned int pitch_bits; 126 } drm_i810_init_t; 127 128 /* This is the init structure prior to v1.2 */ 129 typedef struct _drm_i810_pre12_init { 130 drm_i810_init_func_t func; 131 unsigned int mmio_offset; 132 unsigned int buffers_offset; 133 int sarea_priv_offset; 134 unsigned int ring_start; 135 unsigned int ring_end; 136 unsigned int ring_size; 137 unsigned int front_offset; 138 unsigned int back_offset; 139 unsigned int depth_offset; 140 unsigned int w; 141 unsigned int h; 142 unsigned int pitch; 143 unsigned int pitch_bits; 144 } drm_i810_pre12_init_t; 145 146 /* Warning: If you change the SAREA structure you must change the Xserver 147 * structure as well */ 148 149 typedef struct _drm_i810_tex_region { 150 unsigned char next, prev; /* indices to form a circular LRU */ 151 unsigned char in_use; /* owned by a client, or free? */ 152 int age; /* tracked by clients to update local LRU's */ 153 } drm_i810_tex_region_t; 154 155 typedef struct _drm_i810_sarea { 156 unsigned int ContextState[I810_CTX_SETUP_SIZE]; 157 unsigned int BufferState[I810_DEST_SETUP_SIZE]; 158 unsigned int TexState[2][I810_TEX_SETUP_SIZE]; 159 unsigned int dirty; 160 161 unsigned int nbox; 162 struct drm_clip_rect boxes[I810_NR_SAREA_CLIPRECTS]; 163 164 /* Maintain an LRU of contiguous regions of texture space. If 165 * you think you own a region of texture memory, and it has an 166 * age different to the one you set, then you are mistaken and 167 * it has been stolen by another client. If global texAge 168 * hasn't changed, there is no need to walk the list. 169 * 170 * These regions can be used as a proxy for the fine-grained 171 * texture information of other clients - by maintaining them 172 * in the same lru which is used to age their own textures, 173 * clients have an approximate lru for the whole of global 174 * texture space, and can make informed decisions as to which 175 * areas to kick out. There is no need to choose whether to 176 * kick out your own texture or someone else's - simply eject 177 * them all in LRU order. 178 */ 179 180 drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS + 1]; 181 /* Last elt is sentinal */ 182 int texAge; /* last time texture was uploaded */ 183 int last_enqueue; /* last time a buffer was enqueued */ 184 int last_dispatch; /* age of the most recently dispatched buffer */ 185 int last_quiescent; /* */ 186 int ctxOwner; /* last context to upload state */ 187 188 int vertex_prim; 189 190 int pf_enabled; /* is pageflipping allowed? */ 191 int pf_active; 192 int pf_current_page; /* which buffer is being displayed? */ 193 } drm_i810_sarea_t; 194 195 /* WARNING: If you change any of these defines, make sure to change the 196 * defines in the Xserver file (xf86drmMga.h) 197 */ 198 199 /* i810 specific ioctls 200 * The device specific ioctl range is 0x40 to 0x79. 201 */ 202 #define DRM_I810_INIT 0x00 203 #define DRM_I810_VERTEX 0x01 204 #define DRM_I810_CLEAR 0x02 205 #define DRM_I810_FLUSH 0x03 206 #define DRM_I810_GETAGE 0x04 207 #define DRM_I810_GETBUF 0x05 208 #define DRM_I810_SWAP 0x06 209 #define DRM_I810_COPY 0x07 210 #define DRM_I810_DOCOPY 0x08 211 #define DRM_I810_OV0INFO 0x09 212 #define DRM_I810_FSTATUS 0x0a 213 #define DRM_I810_OV0FLIP 0x0b 214 #define DRM_I810_MC 0x0c 215 #define DRM_I810_RSTATUS 0x0d 216 #define DRM_I810_FLIP 0x0e 217 218 #define DRM_IOCTL_I810_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I810_INIT, drm_i810_init_t) 219 #define DRM_IOCTL_I810_VERTEX DRM_IOW( DRM_COMMAND_BASE + DRM_I810_VERTEX, drm_i810_vertex_t) 220 #define DRM_IOCTL_I810_CLEAR DRM_IOW( DRM_COMMAND_BASE + DRM_I810_CLEAR, drm_i810_clear_t) 221 #define DRM_IOCTL_I810_FLUSH DRM_IO( DRM_COMMAND_BASE + DRM_I810_FLUSH) 222 #define DRM_IOCTL_I810_GETAGE DRM_IO( DRM_COMMAND_BASE + DRM_I810_GETAGE) 223 #define DRM_IOCTL_I810_GETBUF DRM_IOWR(DRM_COMMAND_BASE + DRM_I810_GETBUF, drm_i810_dma_t) 224 #define DRM_IOCTL_I810_SWAP DRM_IO( DRM_COMMAND_BASE + DRM_I810_SWAP) 225 #define DRM_IOCTL_I810_COPY DRM_IOW( DRM_COMMAND_BASE + DRM_I810_COPY, drm_i810_copy_t) 226 #define DRM_IOCTL_I810_DOCOPY DRM_IO( DRM_COMMAND_BASE + DRM_I810_DOCOPY) 227 #define DRM_IOCTL_I810_OV0INFO DRM_IOR( DRM_COMMAND_BASE + DRM_I810_OV0INFO, drm_i810_overlay_t) 228 #define DRM_IOCTL_I810_FSTATUS DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FSTATUS) 229 #define DRM_IOCTL_I810_OV0FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I810_OV0FLIP) 230 #define DRM_IOCTL_I810_MC DRM_IOW( DRM_COMMAND_BASE + DRM_I810_MC, drm_i810_mc_t) 231 #define DRM_IOCTL_I810_RSTATUS DRM_IO ( DRM_COMMAND_BASE + DRM_I810_RSTATUS) 232 #define DRM_IOCTL_I810_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I810_FLIP) 233 234 typedef struct _drm_i810_clear { 235 int clear_color; 236 int clear_depth; 237 int flags; 238 } drm_i810_clear_t; 239 240 /* These may be placeholders if we have more cliprects than 241 * I810_NR_SAREA_CLIPRECTS. In that case, the client sets discard to 242 * false, indicating that the buffer will be dispatched again with a 243 * new set of cliprects. 244 */ 245 typedef struct _drm_i810_vertex { 246 int idx; /* buffer index */ 247 int used; /* nr bytes in use */ 248 int discard; /* client is finished with the buffer? */ 249 } drm_i810_vertex_t; 250 251 typedef struct _drm_i810_copy_t { 252 int idx; /* buffer index */ 253 int used; /* nr bytes in use */ 254 void *address; /* Address to copy from */ 255 } drm_i810_copy_t; 256 257 #define PR_TRIANGLES (0x0<<18) 258 #define PR_TRISTRIP_0 (0x1<<18) 259 #define PR_TRISTRIP_1 (0x2<<18) 260 #define PR_TRIFAN (0x3<<18) 261 #define PR_POLYGON (0x4<<18) 262 #define PR_LINES (0x5<<18) 263 #define PR_LINESTRIP (0x6<<18) 264 #define PR_RECTS (0x7<<18) 265 #define PR_MASK (0x7<<18) 266 267 typedef struct drm_i810_dma { 268 void *virtual; 269 int request_idx; 270 int request_size; 271 int granted; 272 } drm_i810_dma_t; 273 274 typedef struct _drm_i810_overlay_t { 275 unsigned int offset; /* Address of the Overlay Regs */ 276 unsigned int physical; 277 } drm_i810_overlay_t; 278 279 typedef struct _drm_i810_mc { 280 int idx; /* buffer index */ 281 int used; /* nr bytes in use */ 282 int num_blocks; /* number of GFXBlocks */ 283 int *length; /* List of lengths for GFXBlocks (FUTURE) */ 284 unsigned int last_render; /* Last Render Request */ 285 } drm_i810_mc_t; 286 287 #if defined(__cplusplus) 288 } 289 #endif 290 291 #endif /* _I810_DRM_H_ */ 292