#ifndef _I830_DRM_H_ #define _I830_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. * * KW: Actually, you can't ever change them because doing so would * break backwards compatibility. */ #ifndef _I830_DEFINES_ #define _I830_DEFINES_ #define I830_DMA_BUF_ORDER 12 #define I830_DMA_BUF_SZ (1<<I830_DMA_BUF_ORDER) #define I830_DMA_BUF_NR 256 #define I830_NR_SAREA_CLIPRECTS 8 /* Each region is a minimum of 64k, and there are at most 64 of them. */ #define I830_NR_TEX_REGIONS 64 #define I830_LOG_MIN_TEX_REGION_SIZE 16 /* KW: These aren't correct but someone set them to two and then * released the module. Now we can't change them as doing so would * break backwards compatibility. */ #define I830_TEXTURE_COUNT 2 #define I830_TEXBLEND_COUNT I830_TEXTURE_COUNT #define I830_TEXBLEND_SIZE 12 /* (4 args + op) * 2 + COLOR_FACTOR */ #define I830_UPLOAD_CTX 0x1 #define I830_UPLOAD_BUFFERS 0x2 #define I830_UPLOAD_CLIPRECTS 0x4 #define I830_UPLOAD_TEX0_IMAGE 0x100 /* handled clientside */ #define I830_UPLOAD_TEX0_CUBE 0x200 /* handled clientside */ #define I830_UPLOAD_TEX1_IMAGE 0x400 /* handled clientside */ #define I830_UPLOAD_TEX1_CUBE 0x800 /* handled clientside */ #define I830_UPLOAD_TEX2_IMAGE 0x1000 /* handled clientside */ #define I830_UPLOAD_TEX2_CUBE 0x2000 /* handled clientside */ #define I830_UPLOAD_TEX3_IMAGE 0x4000 /* handled clientside */ #define I830_UPLOAD_TEX3_CUBE 0x8000 /* handled clientside */ #define I830_UPLOAD_TEX_N_IMAGE(n) (0x100 << (n * 2)) #define I830_UPLOAD_TEX_N_CUBE(n) (0x200 << (n * 2)) #define I830_UPLOAD_TEXIMAGE_MASK 0xff00 #define I830_UPLOAD_TEX0 0x10000 #define I830_UPLOAD_TEX1 0x20000 #define I830_UPLOAD_TEX2 0x40000 #define I830_UPLOAD_TEX3 0x80000 #define I830_UPLOAD_TEX_N(n) (0x10000 << (n)) #define I830_UPLOAD_TEX_MASK 0xf0000 #define I830_UPLOAD_TEXBLEND0 0x100000 #define I830_UPLOAD_TEXBLEND1 0x200000 #define I830_UPLOAD_TEXBLEND2 0x400000 #define I830_UPLOAD_TEXBLEND3 0x800000 #define I830_UPLOAD_TEXBLEND_N(n) (0x100000 << (n)) #define I830_UPLOAD_TEXBLEND_MASK 0xf00000 #define I830_UPLOAD_TEX_PALETTE_N(n) (0x1000000 << (n)) #define I830_UPLOAD_TEX_PALETTE_SHARED 0x4000000 #define I830_UPLOAD_STIPPLE 0x8000000 /* 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 accommodate private buffers * in the future. */ #define I830_DESTREG_CBUFADDR 0 #define I830_DESTREG_DBUFADDR 1 #define I830_DESTREG_DV0 2 #define I830_DESTREG_DV1 3 #define I830_DESTREG_SENABLE 4 #define I830_DESTREG_SR0 5 #define I830_DESTREG_SR1 6 #define I830_DESTREG_SR2 7 #define I830_DESTREG_DR0 8 #define I830_DESTREG_DR1 9 #define I830_DESTREG_DR2 10 #define I830_DESTREG_DR3 11 #define I830_DESTREG_DR4 12 #define I830_DEST_SETUP_SIZE 13 /* Context state */ #define I830_CTXREG_STATE1 0 #define I830_CTXREG_STATE2 1 #define I830_CTXREG_STATE3 2 #define I830_CTXREG_STATE4 3 #define I830_CTXREG_STATE5 4 #define I830_CTXREG_IALPHAB 5 #define I830_CTXREG_STENCILTST 6 #define I830_CTXREG_ENABLES_1 7 #define I830_CTXREG_ENABLES_2 8 #define I830_CTXREG_AA 9 #define I830_CTXREG_FOGCOLOR 10 #define I830_CTXREG_BLENDCOLR0 11 #define I830_CTXREG_BLENDCOLR 12 /* Dword 1 of 2 dword command */ #define I830_CTXREG_VF 13 #define I830_CTXREG_VF2 14 #define I830_CTXREG_MCSB0 15 #define I830_CTXREG_MCSB1 16 #define I830_CTX_SETUP_SIZE 17 /* 1.3: Stipple state */ #define I830_STPREG_ST0 0 #define I830_STPREG_ST1 1 #define I830_STP_SETUP_SIZE 2 /* Texture state (per tex unit) */ #define I830_TEXREG_MI0 0 /* GFX_OP_MAP_INFO (6 dwords) */ #define I830_TEXREG_MI1 1 #define I830_TEXREG_MI2 2 #define I830_TEXREG_MI3 3 #define I830_TEXREG_MI4 4 #define I830_TEXREG_MI5 5 #define I830_TEXREG_MF 6 /* GFX_OP_MAP_FILTER */ #define I830_TEXREG_MLC 7 /* GFX_OP_MAP_LOD_CTL */ #define I830_TEXREG_MLL 8 /* GFX_OP_MAP_LOD_LIMITS */ #define I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS */ #define I830_TEX_SETUP_SIZE 10 #define I830_TEXREG_TM0LI 0 /* load immediate 2 texture map n */ #define I830_TEXREG_TM0S0 1 #define I830_TEXREG_TM0S1 2 #define I830_TEXREG_TM0S2 3 #define I830_TEXREG_TM0S3 4 #define I830_TEXREG_TM0S4 5 #define I830_TEXREG_NOP0 6 /* noop */ #define I830_TEXREG_NOP1 7 /* noop */ #define I830_TEXREG_NOP2 8 /* noop */ #define __I830_TEXREG_MCS 9 /* GFX_OP_MAP_COORD_SETS -- shared */ #define __I830_TEX_SETUP_SIZE 10 #define I830_FRONT 0x1 #define I830_BACK 0x2 #define I830_DEPTH 0x4 #endif /* _I830_DEFINES_ */ typedef struct _drm_i830_init { enum { I830_INIT_DMA = 0x01, I830_CLEANUP_DMA = 0x02 } func; unsigned int mmio_offset; unsigned int buffers_offset; 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; unsigned int back_pitch; unsigned int depth_pitch; unsigned int cpp; } drm_i830_init_t; /* Warning: If you change the SAREA structure you must change the Xserver * structure as well */ typedef struct _drm_i830_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_i830_tex_region_t; typedef struct _drm_i830_sarea { unsigned int ContextState[I830_CTX_SETUP_SIZE]; unsigned int BufferState[I830_DEST_SETUP_SIZE]; unsigned int TexState[I830_TEXTURE_COUNT][I830_TEX_SETUP_SIZE]; unsigned int TexBlendState[I830_TEXBLEND_COUNT][I830_TEXBLEND_SIZE]; unsigned int TexBlendStateWordsUsed[I830_TEXBLEND_COUNT]; unsigned int Palette[2][256]; unsigned int dirty; unsigned int nbox; struct drm_clip_rect boxes[I830_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_i830_tex_region_t texList[I830_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; int pf_enabled; /* is pageflipping allowed? */ int pf_active; int pf_current_page; /* which buffer is being displayed? */ int perf_boxes; /* performance boxes to be displayed */ /* Here's the state for texunits 2,3: */ unsigned int TexState2[I830_TEX_SETUP_SIZE]; unsigned int TexBlendState2[I830_TEXBLEND_SIZE]; unsigned int TexBlendStateWordsUsed2; unsigned int TexState3[I830_TEX_SETUP_SIZE]; unsigned int TexBlendState3[I830_TEXBLEND_SIZE]; unsigned int TexBlendStateWordsUsed3; unsigned int StippleState[I830_STP_SETUP_SIZE]; } drm_i830_sarea_t; /* Flags for perf_boxes */ #define I830_BOX_RING_EMPTY 0x1 /* populated by kernel */ #define I830_BOX_FLIP 0x2 /* populated by kernel */ #define I830_BOX_WAIT 0x4 /* populated by kernel & client */ #define I830_BOX_TEXTURE_LOAD 0x8 /* populated by kernel */ #define I830_BOX_LOST_CONTEXT 0x10 /* populated by client */ /* I830 specific ioctls * The device specific ioctl range is 0x40 to 0x79. */ #define DRM_I830_INIT 0x00 #define DRM_I830_VERTEX 0x01 #define DRM_I830_CLEAR 0x02 #define DRM_I830_FLUSH 0x03 #define DRM_I830_GETAGE 0x04 #define DRM_I830_GETBUF 0x05 #define DRM_I830_SWAP 0x06 #define DRM_I830_COPY 0x07 #define DRM_I830_DOCOPY 0x08 #define DRM_I830_FLIP 0x09 #define DRM_I830_IRQ_EMIT 0x0a #define DRM_I830_IRQ_WAIT 0x0b #define DRM_I830_GETPARAM 0x0c #define DRM_I830_SETPARAM 0x0d #define DRM_IOCTL_I830_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_I830_INIT, drm_i830_init_t) #define DRM_IOCTL_I830_VERTEX DRM_IOW( DRM_COMMAND_BASE + DRM_I830_VERTEX, drm_i830_vertex_t) #define DRM_IOCTL_I830_CLEAR DRM_IOW( DRM_COMMAND_BASE + DRM_I830_CLEAR, drm_i830_clear_t) #define DRM_IOCTL_I830_FLUSH DRM_IO ( DRM_COMMAND_BASE + DRM_I830_FLUSH) #define DRM_IOCTL_I830_GETAGE DRM_IO ( DRM_COMMAND_BASE + DRM_I830_GETAGE) #define DRM_IOCTL_I830_GETBUF DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_GETBUF, drm_i830_dma_t) #define DRM_IOCTL_I830_SWAP DRM_IO ( DRM_COMMAND_BASE + DRM_I830_SWAP) #define DRM_IOCTL_I830_COPY DRM_IOW( DRM_COMMAND_BASE + DRM_I830_COPY, drm_i830_copy_t) #define DRM_IOCTL_I830_DOCOPY DRM_IO ( DRM_COMMAND_BASE + DRM_I830_DOCOPY) #define DRM_IOCTL_I830_FLIP DRM_IO ( DRM_COMMAND_BASE + DRM_I830_FLIP) #define DRM_IOCTL_I830_IRQ_EMIT DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_IRQ_EMIT, drm_i830_irq_emit_t) #define DRM_IOCTL_I830_IRQ_WAIT DRM_IOW( DRM_COMMAND_BASE + DRM_I830_IRQ_WAIT, drm_i830_irq_wait_t) #define DRM_IOCTL_I830_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_GETPARAM, drm_i830_getparam_t) #define DRM_IOCTL_I830_SETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_I830_SETPARAM, drm_i830_setparam_t) typedef struct _drm_i830_clear { int clear_color; int clear_depth; int flags; unsigned int clear_colormask; unsigned int clear_depthmask; } drm_i830_clear_t; /* These may be placeholders if we have more cliprects than * I830_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_i830_vertex { int idx; /* buffer index */ int used; /* nr bytes in use */ int discard; /* client is finished with the buffer? */ } drm_i830_vertex_t; typedef struct _drm_i830_copy_t { int idx; /* buffer index */ int used; /* nr bytes in use */ void __user *address; /* Address to copy from */ } drm_i830_copy_t; typedef struct drm_i830_dma { void __user *virtual; int request_idx; int request_size; int granted; } drm_i830_dma_t; /* 1.3: Userspace can request & wait on irq's: */ typedef struct drm_i830_irq_emit { int __user *irq_seq; } drm_i830_irq_emit_t; typedef struct drm_i830_irq_wait { int irq_seq; } drm_i830_irq_wait_t; /* 1.3: New ioctl to query kernel params: */ #define I830_PARAM_IRQ_ACTIVE 1 typedef struct drm_i830_getparam { int param; int __user *value; } drm_i830_getparam_t; /* 1.3: New ioctl to set kernel params: */ #define I830_SETPARAM_USE_MI_BATCHBUFFER_START 1 typedef struct drm_i830_setparam { int param; int value; } drm_i830_setparam_t; #endif /* _I830_DRM_H_ */