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Diffstat (limited to 'src/radeon_sarea.h')
| -rw-r--r-- | src/radeon_sarea.h | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/src/radeon_sarea.h b/src/radeon_sarea.h new file mode 100644 index 00000000..788c6f69 --- /dev/null +++ b/src/radeon_sarea.h @@ -0,0 +1,237 @@ +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/radeon_sarea.h,v 1.5 2002/10/30 12:52:14 alanh Exp $ */ +/* + * Copyright 2000 ATI Technologies Inc., Markham, Ontario, + * VA Linux Systems Inc., Fremont, California. + * + * 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 on 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 + * NON-INFRINGEMENT. IN NO EVENT SHALL ATI, VA LINUX SYSTEMS AND/OR + * THEIR 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. + */ + +/* + * Authors: + * Kevin E. Martin <martin@xfree86.org> + * Gareth Hughes <gareth@valinux.com> + * + */ + +#ifndef _RADEON_SAREA_H_ +#define _RADEON_SAREA_H_ + +/* WARNING: If you change any of these defines, make sure to change the + * defines in the kernel file (radeon_drm.h) + */ +#ifndef __RADEON_SAREA_DEFINES__ +#define __RADEON_SAREA_DEFINES__ + +/* What needs to be changed for the current vertex buffer? */ +#define RADEON_UPLOAD_CONTEXT 0x00000001 +#define RADEON_UPLOAD_VERTFMT 0x00000002 +#define RADEON_UPLOAD_LINE 0x00000004 +#define RADEON_UPLOAD_BUMPMAP 0x00000008 +#define RADEON_UPLOAD_MASKS 0x00000010 +#define RADEON_UPLOAD_VIEWPORT 0x00000020 +#define RADEON_UPLOAD_SETUP 0x00000040 +#define RADEON_UPLOAD_TCL 0x00000080 +#define RADEON_UPLOAD_MISC 0x00000100 +#define RADEON_UPLOAD_TEX0 0x00000200 +#define RADEON_UPLOAD_TEX1 0x00000400 +#define RADEON_UPLOAD_TEX2 0x00000800 +#define RADEON_UPLOAD_TEX0IMAGES 0x00001000 +#define RADEON_UPLOAD_TEX1IMAGES 0x00002000 +#define RADEON_UPLOAD_TEX2IMAGES 0x00004000 +#define RADEON_UPLOAD_CLIPRECTS 0x00008000 /* handled client-side */ +#define RADEON_REQUIRE_QUIESCENCE 0x00010000 +#define RADEON_UPLOAD_ZBIAS 0x00020000 +#define RADEON_UPLOAD_ALL 0x0002ffff +#define RADEON_UPLOAD_CONTEXT_ALL 0x000201ff + +#define RADEON_FRONT 0x1 +#define RADEON_BACK 0x2 +#define RADEON_DEPTH 0x4 +#define RADEON_STENCIL 0x8 + +/* Primitive types */ +#define RADEON_POINTS 0x1 +#define RADEON_LINES 0x2 +#define RADEON_LINE_STRIP 0x3 +#define RADEON_TRIANGLES 0x4 +#define RADEON_TRIANGLE_FAN 0x5 +#define RADEON_TRIANGLE_STRIP 0x6 +#define RADEON_3VTX_POINTS 0x9 +#define RADEON_3VTX_LINES 0xa + +/* Vertex/indirect buffer size */ +#define RADEON_BUFFER_SIZE 65536 + +/* Byte offsets for indirect buffer data */ +#define RADEON_INDEX_PRIM_OFFSET 20 +#define RADEON_HOSTDATA_BLIT_OFFSET 32 + +#define RADEON_SCRATCH_REG_OFFSET 32 + +/* Keep these small for testing */ +#define RADEON_NR_SAREA_CLIPRECTS 12 + +/* There are 2 heaps (local/AGP). Each region within a heap is a + * minimum of 64k, and there are at most 64 of them per heap. + */ +#define RADEON_CARD_HEAP 0 +#define RADEON_AGP_HEAP 1 +#define RADEON_NR_TEX_HEAPS 2 +#define RADEON_NR_TEX_REGIONS 64 +#define RADEON_LOG_TEX_GRANULARITY 16 + +#define RADEON_MAX_TEXTURE_LEVELS 12 +#define RADEON_MAX_TEXTURE_UNITS 3 + +/* Blits have strict offset rules. All blit offset must be aligned on + * a 1K-byte boundary. + */ +#define RADEON_OFFSET_SHIFT 10 +#define RADEON_OFFSET_ALIGN (1 << RADEON_OFFSET_SHIFT) +#define RADEON_OFFSET_MASK (RADEON_OFFSET_ALIGN - 1) + +#endif /* __RADEON_SAREA_DEFINES__ */ + +typedef struct { + unsigned int red; + unsigned int green; + unsigned int blue; + unsigned int alpha; +} radeon_color_regs_t; + +typedef struct { + /* Context state */ + unsigned int pp_misc; + unsigned int pp_fog_color; + unsigned int re_solid_color; + unsigned int rb3d_blendcntl; + unsigned int rb3d_depthoffset; + unsigned int rb3d_depthpitch; + unsigned int rb3d_zstencilcntl; + + unsigned int pp_cntl; + unsigned int rb3d_cntl; + unsigned int rb3d_coloroffset; + unsigned int re_width_height; + unsigned int rb3d_colorpitch; + unsigned int se_cntl; + + /* Vertex format state */ + unsigned int se_coord_fmt; + + /* Line state */ + unsigned int re_line_pattern; + unsigned int re_line_state; + + unsigned int se_line_width; + + /* Bumpmap state */ + unsigned int pp_lum_matrix; + + unsigned int pp_rot_matrix_0; + unsigned int pp_rot_matrix_1; + + /* Mask state */ + unsigned int rb3d_stencilrefmask; + unsigned int rb3d_ropcntl; + unsigned int rb3d_planemask; + + /* Viewport state */ + unsigned int se_vport_xscale; + unsigned int se_vport_xoffset; + unsigned int se_vport_yscale; + unsigned int se_vport_yoffset; + unsigned int se_vport_zscale; + unsigned int se_vport_zoffset; + + /* Setup state */ + unsigned int se_cntl_status; + + /* Misc state */ + unsigned int re_top_left; + unsigned int re_misc; +} radeon_context_regs_t; + +/* Setup registers for each texture unit */ +typedef struct { + unsigned int pp_txfilter; + unsigned int pp_txformat; + unsigned int pp_txoffset; + unsigned int pp_txcblend; + unsigned int pp_txablend; + unsigned int pp_tfactor; + unsigned int pp_border_color; +} radeon_texture_regs_t; + +typedef struct { + 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 */ +} radeon_tex_region_t; + +typedef struct { + /* The channel for communication of state information to the kernel + * on firing a vertex buffer. + */ + radeon_context_regs_t ContextState; + radeon_texture_regs_t TexState[RADEON_MAX_TEXTURE_UNITS]; + unsigned int dirty; + unsigned int vertsize; + unsigned int vc_format; + + /* The current cliprects, or a subset thereof */ + XF86DRIClipRectRec boxes[RADEON_NR_SAREA_CLIPRECTS]; + unsigned int nbox; + + /* Counters for throttling of rendering clients */ + unsigned int last_frame; + unsigned int last_dispatch; + unsigned int last_clear; + + /* 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. + */ + /* Last elt is sentinal */ + radeon_tex_region_t texList[RADEON_NR_TEX_HEAPS][RADEON_NR_TEX_REGIONS+1]; + /* last time texture was uploaded */ + int texAge[RADEON_NR_TEX_HEAPS]; + + int ctxOwner; /* last context to upload state */ + int pfAllowPageFlip; /* set by the 2d driver, read by the client */ + int pfCurrentPage; /* set by kernel, read by others */ + int crtc2_base; /* for pageflipping with CloneMode */ +} RADEONSAREAPriv, *RADEONSAREAPrivPtr; + +#endif |