/* i810_common.h -- common header definitions for I810 2D/3D/DRM suite
*
* Copyright 2002 Tungsten Graphics, Inc., Cedar Park, Texas.
* All Rights Reserved.
*
* Permission is hereby granted, free of charge, to any person obtaining a
* copy of this software and associated documentation files (the "Software"),
* to deal in the Software without restriction, including without limitation
* the rights to use, copy, modify, merge, publish, distribute, sublicense,
* and/or sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice (including the next
* paragraph) shall be included in all copies or substantial portions of the
* Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
* DEALINGS IN THE SOFTWARE.
*
* Converted to common header format:
* Jens Owen <jens@tungstengraphics.com>
*
*
*/
/* WARNING: If you change any of these defines, make sure to change
* the kernel include file as well (i810_drm.h)
*/
#ifndef _I810_COMMON_H_
#define _I810_COMMON_H_
#ifndef _I810_DEFINES_
#define _I810_DEFINES_
#define I810_USE_BATCH 1
#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
/* 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
/* Driver specific DRM command indices
* NOTE: these are not OS specific, but they are driver specific
*/
#define DRM_I810_INIT 0x00
#define DRM_I810_VERTEX 0x01
#define DRM_I810_CLEAR 0x02
#define DRM_I810_FLUSH 0x03
#define DRM_I810_GETAGE 0x04
#define DRM_I810_GETBUF 0x05
#define DRM_I810_SWAP 0x06
#define DRM_I810_COPY 0x07
#define DRM_I810_DOCOPY 0x08
#define DRM_I810_OV0INFO 0x09
#define DRM_I810_FSTATUS 0x0a
#define DRM_I810_OV0FLIP 0x0b
#define DRM_I810_MC 0x0c
#define DRM_I810_RSTATUS 0x0d
#define DRM_I810_FLIP 0x0e
#endif
typedef enum _drmI810Initfunc {
I810_INIT_DMA = 0x01,
I810_CLEANUP_DMA = 0x02,
I810_INIT_DMA_1_4 = 0x03
} drmI810Initfunc;
typedef struct {
drmI810Initfunc 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 overlay_offset;
unsigned int overlay_physical;
unsigned int w;
unsigned int h;
unsigned int pitch;
unsigned int pitch_bits;
} drmI810Init;
typedef struct {
void *virtual;
int request_idx;
int request_size;
int granted;
} drmI810DMA;
/* Flags for clear ioctl
*/
#define I810_FRONT 0x1
#define I810_BACK 0x2
#define I810_DEPTH 0x4
typedef struct {
int clear_color;
int clear_depth;
int flags;
} drmI810Clear;
typedef struct {
int idx; /* buffer index */
int used; /* nr bytes in use */
int discard; /* client is finished with the buffer? */
} drmI810Vertex;
/* Flags for vertex ioctl
*/
#define PR_TRIANGLES (0x0<<18)
#define PR_TRISTRIP_0 (0x1<<18)
#define PR_TRISTRIP_1 (0x2<<18)
#define PR_TRIFAN (0x3<<18)
#define PR_POLYGON (0x4<<18)
#define PR_LINES (0x5<<18)
#define PR_LINESTRIP (0x6<<18)
#define PR_RECTS (0x7<<18)
#define PR_MASK (0x7<<18)
#endif