/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/ati/r128_sarea.h,v 1.7 2002/02/16 21:26:35 herrb Exp $ */ /* * Copyright 1999, 2000 ATI Technologies Inc., Markham, Ontario, * Precision Insight, Inc., Cedar Park, Texas, and * 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, PRECISION INSIGHT, 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 * Gareth Hughes * */ #ifndef _R128_SAREA_H_ #define _R128_SAREA_H_ #include "Xmd.h" /* WARNING: If you change any of these defines, make sure to change the * defines in the kernel file (r128_drm.h) */ #ifndef __R128_SAREA_DEFINES__ #define __R128_SAREA_DEFINES__ /* What needs to be changed for the current vertex buffer? */ #define R128_UPLOAD_CONTEXT 0x001 #define R128_UPLOAD_SETUP 0x002 #define R128_UPLOAD_TEX0 0x004 #define R128_UPLOAD_TEX1 0x008 #define R128_UPLOAD_TEX0IMAGES 0x010 #define R128_UPLOAD_TEX1IMAGES 0x020 #define R128_UPLOAD_CORE 0x040 #define R128_UPLOAD_MASKS 0x080 #define R128_UPLOAD_WINDOW 0x100 #define R128_UPLOAD_CLIPRECTS 0x200 /* handled client-side */ #define R128_REQUIRE_QUIESCENCE 0x400 #define R128_UPLOAD_ALL 0x7ff #define R128_FRONT 0x1 #define R128_BACK 0x2 #define R128_DEPTH 0x4 /* Primitive types */ #define R128_POINTS 0x1 #define R128_LINES 0x2 #define R128_LINE_STRIP 0x3 #define R128_TRIANGLES 0x4 #define R128_TRIANGLE_FAN 0x5 #define R128_TRIANGLE_STRIP 0x6 /* Vertex/indirect buffer size */ #define R128_BUFFER_SIZE 16384 /* Byte offsets for indirect buffer data */ #define R128_INDEX_PRIM_OFFSET 20 #define R128_HOSTDATA_BLIT_OFFSET 32 /* Keep these small for testing */ #define R128_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 R128_CARD_HEAP 0 #define R128_AGP_HEAP 1 #define R128_NR_TEX_HEAPS 2 #define R128_NR_TEX_REGIONS 64 #define R128_LOG_TEX_GRANULARITY 16 #define R128_NR_CONTEXT_REGS 12 #define R128_MAX_TEXTURE_LEVELS 11 #define R128_MAX_TEXTURE_UNITS 2 #endif /* __R128_SAREA_DEFINES__ */ typedef struct { /* Context state - can be written in one large chunk */ unsigned int dst_pitch_offset_c; unsigned int dp_gui_master_cntl_c; unsigned int sc_top_left_c; unsigned int sc_bottom_right_c; unsigned int z_offset_c; unsigned int z_pitch_c; unsigned int z_sten_cntl_c; unsigned int tex_cntl_c; unsigned int misc_3d_state_cntl_reg; unsigned int texture_clr_cmp_clr_c; unsigned int texture_clr_cmp_msk_c; unsigned int fog_color_c; /* Texture state */ unsigned int tex_size_pitch_c; unsigned int constant_color_c; /* Setup state */ unsigned int pm4_vc_fpu_setup; unsigned int setup_cntl; /* Mask state */ unsigned int dp_write_mask; unsigned int sten_ref_mask_c; unsigned int plane_3d_mask_c; /* Window state */ unsigned int window_xy_offset; /* Core state */ unsigned int scale_3d_cntl; } r128_context_regs_t; /* Setup registers for each texture unit */ typedef struct { unsigned int tex_cntl; unsigned int tex_combine_cntl; unsigned int tex_size_pitch; unsigned int tex_offset[R128_MAX_TEXTURE_LEVELS]; unsigned int tex_border_color; } r128_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 */ } r128_tex_region_t; typedef struct { /* The channel for communication of state information to the kernel * on firing a vertex buffer. */ r128_context_regs_t ContextState; r128_texture_regs_t TexState[R128_MAX_TEXTURE_UNITS]; unsigned int dirty; unsigned int vertsize; unsigned int vc_format; #ifdef XF86DRI /* The current cliprects, or a subset thereof. */ XF86DRIClipRectRec boxes[R128_NR_SAREA_CLIPRECTS]; unsigned int nbox; #endif /* Counters for throttling of rendering clients. */ unsigned int last_frame; unsigned int last_dispatch; /* 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 */ r128_tex_region_t texList[R128_NR_TEX_HEAPS][R128_NR_TEX_REGIONS+1]; /* last time texture was uploaded */ int texAge[R128_NR_TEX_HEAPS]; int ctxOwner; /* last context to upload state */ } R128SAREAPriv, *R128SAREAPrivPtr; #endif