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/* WARNING: These defines must be the same as what the Xserver uses.
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* if you change them, you must change the defines in the Xserver.
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#define I810_DMA_BUF_ORDER 12
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#define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER)
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#define I810_DMA_BUF_NR 256
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#define I810_NR_SAREA_CLIPRECTS 8
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/* Each region is a minimum of 64k, and there are at most 64 of them.
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#define I810_NR_TEX_REGIONS 64
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#define I810_LOG_MIN_TEX_REGION_SIZE 16
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#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */
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#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */
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#define I810_UPLOAD_CTX 0x4
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#define I810_UPLOAD_BUFFERS 0x8
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#define I810_UPLOAD_TEX0 0x10
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#define I810_UPLOAD_TEX1 0x20
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#define I810_UPLOAD_CLIPRECTS 0x40
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/* Indices into buf.Setup where various bits of state are mirrored per
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* context and per buffer. These can be fired at the card as a unit,
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* or in a piecewise fashion as required.
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* - backbuffer linear offset and pitch -- invarient in the current dri
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* - zbuffer linear offset and pitch -- also invarient
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* - drawing origin in back and depth buffers.
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* Keep the depth/back buffer state here to accommodate private buffers
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#define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */
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#define I810_DESTREG_DI1 1
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#define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */
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#define I810_DESTREG_DV1 3
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#define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */
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#define I810_DESTREG_DR1 5
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#define I810_DESTREG_DR2 6
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#define I810_DESTREG_DR3 7
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#define I810_DESTREG_DR4 8
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#define I810_DEST_SETUP_SIZE 10
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#define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */
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#define I810_CTXREG_CF1 1
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#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */
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#define I810_CTXREG_ST1 3
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#define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */
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#define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */
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#define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */
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#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */
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#define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */
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#define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
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#define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
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#define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
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#define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */
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#define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */
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#define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */
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#define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */
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#define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
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#define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */
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#define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */
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#define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */
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#define I810_CTX_SETUP_SIZE 20
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/* Texture state (per tex unit)
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#define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */
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#define I810_TEXREG_MI1 1
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#define I810_TEXREG_MI2 2
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#define I810_TEXREG_MI3 3
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#define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */
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#define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */
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#define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */
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#define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */
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#define I810_TEX_SETUP_SIZE 8
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/* Flags for clear ioctl
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#define I810_FRONT 0x1
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#define I810_DEPTH 0x4
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typedef enum _drm_i810_init_func {
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I810_CLEANUP_DMA = 0x02,
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I810_INIT_DMA_1_4 = 0x03
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} drm_i810_init_func_t;
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/* This is the init structure after v1.2 */
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typedef struct _drm_i810_init {
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drm_i810_init_func_t func;
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unsigned int mmio_offset;
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unsigned int buffers_offset;
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int sarea_priv_offset;
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unsigned int ring_start;
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unsigned int ring_end;
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unsigned int ring_size;
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unsigned int front_offset;
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unsigned int back_offset;
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unsigned int depth_offset;
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unsigned int overlay_offset;
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unsigned int overlay_physical;
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unsigned int pitch_bits;
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/* This is the init structure prior to v1.2 */
123
typedef struct _drm_i810_pre12_init {
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drm_i810_init_func_t func;
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unsigned int mmio_offset;
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unsigned int buffers_offset;
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int sarea_priv_offset;
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unsigned int ring_start;
129
unsigned int ring_end;
130
unsigned int ring_size;
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unsigned int front_offset;
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unsigned int back_offset;
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unsigned int depth_offset;
137
unsigned int pitch_bits;
138
} drm_i810_pre12_init_t;
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/* Warning: If you change the SAREA structure you must change the Xserver
141
* structure as well */
143
typedef struct _drm_i810_tex_region {
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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 */
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} drm_i810_tex_region_t;
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typedef struct _drm_i810_sarea {
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unsigned int ContextState[I810_CTX_SETUP_SIZE];
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unsigned int BufferState[I810_DEST_SETUP_SIZE];
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unsigned int TexState[2][I810_TEX_SETUP_SIZE];
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struct drm_clip_rect boxes[I810_NR_SAREA_CLIPRECTS];
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/* 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.
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.
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 */
184
int pf_enabled; /* is pageflipping allowed? */
186
int pf_current_page; /* which buffer is being displayed? */
189
/* WARNING: If you change any of these defines, make sure to change the
190
* defines in the Xserver file (xf86drmMga.h)
193
/* i810 specific ioctls
194
* The device specific ioctl range is 0x40 to 0x79.
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
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)
228
typedef struct _drm_i810_clear {
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.
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? */
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 */
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)
261
typedef struct drm_i810_dma {
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;
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 */
281
#endif /* _I810_DRM_H_ */