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