/* $XFree86$ */ /* -*- mode: c; c-basic-offset: 3 -*- *//* * Copyright 2000 Gareth Hughes * 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 * GARETH HUGHES 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: *   Gareth Hughes <gareth@valinux.com> *   Leif Delgass <ldelgass@retinalburn.net> */#ifndef __MACH64_SAREA_H__#define __MACH64_SAREA_H__ 1#include <X11/Xmd.h>/* WARNING: If you change any of these defines, make sure to change the * defines in the kernel file (mach64_drm.h) */#ifndef __MACH64_SAREA_DEFINES__#define __MACH64_SAREA_DEFINES__ 1/* What needs to be changed for the current vertex buffer? * GH: We're going to be pedantic about this.  We want the card to do as * little as possible, so let's avoid having it fetch a whole bunch of * register values that don't change all that often, if at all. */#define MACH64_UPLOAD_DST_OFF_PITCH	0x0001#define MACH64_UPLOAD_Z_OFF_PITCH	0x0002#define MACH64_UPLOAD_Z_ALPHA_CNTL	0x0004#define MACH64_UPLOAD_SCALE_3D_CNTL	0x0008#define MACH64_UPLOAD_DP_FOG_CLR	0x0010#define MACH64_UPLOAD_DP_WRITE_MASK	0x0020#define MACH64_UPLOAD_DP_PIX_WIDTH	0x0040#define MACH64_UPLOAD_SETUP_CNTL	0x0080#define MACH64_UPLOAD_MISC		0x0100#define MACH64_UPLOAD_TEXTURE		0x0200#define MACH64_UPLOAD_TEX0IMAGE		0x0400#define MACH64_UPLOAD_TEX1IMAGE		0x0800#define MACH64_UPLOAD_CLIPRECTS		0x1000 /* handled client-side */#define MACH64_UPLOAD_CONTEXT		0x00ff#define MACH64_UPLOAD_ALL		0x1fff/* DMA buffer size */#define MACH64_BUFFER_SIZE		16384/* Max number of swaps allowed on the ring * before the client must wait */#define MACH64_MAX_QUEUED_FRAMES        3/* Byte offsets for host blit buffer data */#define MACH64_HOSTDATA_BLIT_OFFSET	104/* Keep these small for testing. */#define MACH64_NR_SAREA_CLIPRECTS	8#define MACH64_CARD_HEAP		0#define MACH64_AGP_HEAP			1#define MACH64_NR_TEX_HEAPS		2#define MACH64_NR_TEX_REGIONS		64#define MACH64_LOG_TEX_GRANULARITY	16#define MACH64_TEX_MAXLEVELS		1#define MACH64_NR_CONTEXT_REGS		15#define MACH64_NR_TEXTURE_REGS		4#endif /* __MACH64_SAREA_DEFINES__ */typedef struct {   /* Context state */   unsigned int dst_off_pitch;		/* 0x500 */   unsigned int z_off_pitch;		/* 0x548 */ /* ****** */   unsigned int z_cntl;			/* 0x54c */   unsigned int alpha_tst_cntl;		/* 0x550 */   unsigned int scale_3d_cntl;		/* 0x5fc */   unsigned int sc_left_right;		/* 0x6a8 */   unsigned int sc_top_bottom;		/* 0x6b4 */   unsigned int dp_fog_clr;		/* 0x6c4 */   unsigned int dp_write_mask;		/* 0x6c8 */   unsigned int dp_pix_width;		/* 0x6d0 */   unsigned int dp_mix;			/* 0x6d4 */ /* ****** */   unsigned int dp_src;			/* 0x6d8 */ /* ****** */   unsigned int clr_cmp_cntl;		/* 0x708 */ /* ****** */   unsigned int gui_traj_cntl;		/* 0x730 */ /* ****** */   unsigned int setup_cntl;		/* 0x304 */   /* Texture state */   unsigned int tex_size_pitch;		/* 0x770 */   unsigned int tex_cntl;		/* 0x774 */   unsigned int secondary_tex_off;	/* 0x778 */   unsigned int tex_offset;		/* 0x5c0 */} mach64_context_regs_t;typedef struct {   /* The channel for communication of state information to the kernel    * on firing a vertex buffer.    */   mach64_context_regs_t ContextState;   unsigned int dirty;   unsigned int vertsize;#ifdef XF86DRI   /* The current cliprects, or a subset thereof.    */   drm_clip_rect_t boxes[MACH64_NR_SAREA_CLIPRECTS];   unsigned int nbox;#endif   /* Counter for throttling of rendering clients.    */   unsigned int frames_queued;   /* 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.    */   drmTextureRegion texList[MACH64_NR_TEX_HEAPS][MACH64_NR_TEX_REGIONS+1];   unsigned int texAge[MACH64_NR_TEX_HEAPS];   int ctxOwner;     /* last context to upload state */} ATISAREAPrivRec, *ATISAREAPrivPtr;#endif /* __MACH64_SAREA_H__ */