189 lines
6.2 KiB
C
189 lines
6.2 KiB
C
#ifndef _I810_DRM_H_
|
|
#define _I810_DRM_H_
|
|
|
|
/* WARNING: These defines must be the same as what the Xserver uses.
|
|
* if you change them, you must change the defines in the Xserver.
|
|
*/
|
|
|
|
#ifndef _I810_DEFINES_
|
|
#define _I810_DEFINES_
|
|
|
|
#define I810_DMA_BUF_ORDER 12
|
|
#define I810_DMA_BUF_SZ (1<<I810_DMA_BUF_ORDER)
|
|
#define I810_DMA_BUF_NR 256
|
|
#define I810_NR_SAREA_CLIPRECTS 8
|
|
|
|
/* Each region is a minimum of 64k, and there are at most 64 of them.
|
|
*/
|
|
#define I810_NR_TEX_REGIONS 64
|
|
#define I810_LOG_MIN_TEX_REGION_SIZE 16
|
|
#endif
|
|
|
|
#define I810_UPLOAD_TEX0IMAGE 0x1 /* handled clientside */
|
|
#define I810_UPLOAD_TEX1IMAGE 0x2 /* handled clientside */
|
|
#define I810_UPLOAD_CTX 0x4
|
|
#define I810_UPLOAD_BUFFERS 0x8
|
|
#define I810_UPLOAD_TEX0 0x10
|
|
#define I810_UPLOAD_TEX1 0x20
|
|
#define I810_UPLOAD_CLIPRECTS 0x40
|
|
|
|
|
|
/* Indices into buf.Setup where various bits of state are mirrored per
|
|
* context and per buffer. These can be fired at the card as a unit,
|
|
* or in a piecewise fashion as required.
|
|
*/
|
|
|
|
/* Destbuffer state
|
|
* - backbuffer linear offset and pitch -- invarient in the current dri
|
|
* - zbuffer linear offset and pitch -- also invarient
|
|
* - drawing origin in back and depth buffers.
|
|
*
|
|
* Keep the depth/back buffer state here to acommodate private buffers
|
|
* in the future.
|
|
*/
|
|
#define I810_DESTREG_DI0 0 /* CMD_OP_DESTBUFFER_INFO (2 dwords) */
|
|
#define I810_DESTREG_DI1 1
|
|
#define I810_DESTREG_DV0 2 /* GFX_OP_DESTBUFFER_VARS (2 dwords) */
|
|
#define I810_DESTREG_DV1 3
|
|
#define I810_DESTREG_DR0 4 /* GFX_OP_DRAWRECT_INFO (4 dwords) */
|
|
#define I810_DESTREG_DR1 5
|
|
#define I810_DESTREG_DR2 6
|
|
#define I810_DESTREG_DR3 7
|
|
#define I810_DESTREG_DR4 8
|
|
#define I810_DEST_SETUP_SIZE 10
|
|
|
|
/* Context state
|
|
*/
|
|
#define I810_CTXREG_CF0 0 /* GFX_OP_COLOR_FACTOR */
|
|
#define I810_CTXREG_CF1 1
|
|
#define I810_CTXREG_ST0 2 /* GFX_OP_STIPPLE */
|
|
#define I810_CTXREG_ST1 3
|
|
#define I810_CTXREG_VF 4 /* GFX_OP_VERTEX_FMT */
|
|
#define I810_CTXREG_MT 5 /* GFX_OP_MAP_TEXELS */
|
|
#define I810_CTXREG_MC0 6 /* GFX_OP_MAP_COLOR_STAGES - stage 0 */
|
|
#define I810_CTXREG_MC1 7 /* GFX_OP_MAP_COLOR_STAGES - stage 1 */
|
|
#define I810_CTXREG_MC2 8 /* GFX_OP_MAP_COLOR_STAGES - stage 2 */
|
|
#define I810_CTXREG_MA0 9 /* GFX_OP_MAP_ALPHA_STAGES - stage 0 */
|
|
#define I810_CTXREG_MA1 10 /* GFX_OP_MAP_ALPHA_STAGES - stage 1 */
|
|
#define I810_CTXREG_MA2 11 /* GFX_OP_MAP_ALPHA_STAGES - stage 2 */
|
|
#define I810_CTXREG_SDM 12 /* GFX_OP_SRC_DEST_MONO */
|
|
#define I810_CTXREG_FOG 13 /* GFX_OP_FOG_COLOR */
|
|
#define I810_CTXREG_B1 14 /* GFX_OP_BOOL_1 */
|
|
#define I810_CTXREG_B2 15 /* GFX_OP_BOOL_2 */
|
|
#define I810_CTXREG_LCS 16 /* GFX_OP_LINEWIDTH_CULL_SHADE_MODE */
|
|
#define I810_CTXREG_PV 17 /* GFX_OP_PV_RULE -- Invarient! */
|
|
#define I810_CTXREG_ZA 18 /* GFX_OP_ZBIAS_ALPHAFUNC */
|
|
#define I810_CTXREG_AA 19 /* GFX_OP_ANTIALIAS */
|
|
#define I810_CTX_SETUP_SIZE 20
|
|
|
|
/* Texture state (per tex unit)
|
|
*/
|
|
#define I810_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (4 dwords) */
|
|
#define I810_TEXREG_MI1 1
|
|
#define I810_TEXREG_MI2 2
|
|
#define I810_TEXREG_MI3 3
|
|
#define I810_TEXREG_MF 4 /* GFX_OP_MAP_FILTER */
|
|
#define I810_TEXREG_MLC 5 /* GFX_OP_MAP_LOD_CTL */
|
|
#define I810_TEXREG_MLL 6 /* GFX_OP_MAP_LOD_LIMITS */
|
|
#define I810_TEXREG_MCS 7 /* GFX_OP_MAP_COORD_SETS ??? */
|
|
#define I810_TEX_SETUP_SIZE 8
|
|
|
|
#define I810_FRONT 0x1
|
|
#define I810_BACK 0x2
|
|
#define I810_DEPTH 0x4
|
|
|
|
|
|
typedef struct _drm_i810_init {
|
|
enum {
|
|
I810_INIT_DMA = 0x01,
|
|
I810_CLEANUP_DMA = 0x02
|
|
} func;
|
|
int ring_map_idx;
|
|
int buffer_map_idx;
|
|
int sarea_priv_offset;
|
|
unsigned int ring_start;
|
|
unsigned int ring_end;
|
|
unsigned int ring_size;
|
|
unsigned int front_offset;
|
|
unsigned int back_offset;
|
|
unsigned int depth_offset;
|
|
unsigned int w;
|
|
unsigned int h;
|
|
unsigned int pitch;
|
|
unsigned int pitch_bits;
|
|
} drm_i810_init_t;
|
|
|
|
/* Warning: If you change the SAREA structure you must change the Xserver
|
|
* structure as well */
|
|
|
|
typedef struct _drm_i810_tex_region {
|
|
unsigned char next, prev; /* indices to form a circular LRU */
|
|
unsigned char in_use; /* owned by a client, or free? */
|
|
int age; /* tracked by clients to update local LRU's */
|
|
} drm_i810_tex_region_t;
|
|
|
|
typedef struct _drm_i810_sarea {
|
|
unsigned int ContextState[I810_CTX_SETUP_SIZE];
|
|
unsigned int BufferState[I810_DEST_SETUP_SIZE];
|
|
unsigned int TexState[2][I810_TEX_SETUP_SIZE];
|
|
unsigned int dirty;
|
|
|
|
unsigned int nbox;
|
|
drm_clip_rect_t boxes[I810_NR_SAREA_CLIPRECTS];
|
|
|
|
/* Maintain an LRU of contiguous regions of texture space. If
|
|
* you think you own a region of texture memory, and it has an
|
|
* age different to the one you set, then you are mistaken and
|
|
* it has been stolen by another client. If global texAge
|
|
* hasn't changed, there is no need to walk the list.
|
|
*
|
|
* These regions can be used as a proxy for the fine-grained
|
|
* texture information of other clients - by maintaining them
|
|
* in the same lru which is used to age their own textures,
|
|
* clients have an approximate lru for the whole of global
|
|
* texture space, and can make informed decisions as to which
|
|
* areas to kick out. There is no need to choose whether to
|
|
* kick out your own texture or someone else's - simply eject
|
|
* them all in LRU order.
|
|
*/
|
|
|
|
drm_i810_tex_region_t texList[I810_NR_TEX_REGIONS+1];
|
|
/* Last elt is sentinal */
|
|
int texAge; /* last time texture was uploaded */
|
|
int last_enqueue; /* last time a buffer was enqueued */
|
|
int last_dispatch; /* age of the most recently dispatched buffer */
|
|
int last_quiescent; /* */
|
|
int ctxOwner; /* last context to upload state */
|
|
|
|
int vertex_prim;
|
|
|
|
} drm_i810_sarea_t;
|
|
|
|
typedef struct _drm_i810_clear {
|
|
int clear_color;
|
|
int clear_depth;
|
|
int flags;
|
|
} drm_i810_clear_t;
|
|
|
|
|
|
|
|
/* These may be placeholders if we have more cliprects than
|
|
* I810_NR_SAREA_CLIPRECTS. In that case, the client sets discard to
|
|
* false, indicating that the buffer will be dispatched again with a
|
|
* new set of cliprects.
|
|
*/
|
|
typedef struct _drm_i810_vertex {
|
|
int idx; /* buffer index */
|
|
int used; /* nr bytes in use */
|
|
int discard; /* client is finished with the buffer? */
|
|
} drm_i810_vertex_t;
|
|
|
|
typedef struct drm_i810_dma {
|
|
void *virtual;
|
|
int request_idx;
|
|
int request_size;
|
|
int granted;
|
|
} drm_i810_dma_t;
|
|
|
|
#endif /* _I810_DRM_H_ */
|