/* mga_drm_public.h -- Public header for the Matrox g200/g400 driver -*- linux-c -*- * Created: Tue Jan 25 01:50:01 1999 by jhartmann@precisioninsight.com * * Copyright 1999 Precision Insight, 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. * * Authors: Jeff Hartmann * Keith Whitwell * * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/kernel/mga_drm_public.h,v 1.1 2000/02/11 17:26:07 dawes Exp $ */ #ifndef _MGA_DRM_PUBLIC_H_ #define _MGA_DRM_PUBLIC_H_ #define MGA_F 0x1 /* fog */ #define MGA_A 0x2 /* alpha */ #define MGA_S 0x4 /* specular */ #define MGA_T2 0x8 /* multitexture */ #define MGA_WARP_TGZ 0 #define MGA_WARP_TGZF (MGA_F) #define MGA_WARP_TGZA (MGA_A) #define MGA_WARP_TGZAF (MGA_F|MGA_A) #define MGA_WARP_TGZS (MGA_S) #define MGA_WARP_TGZSF (MGA_S|MGA_F) #define MGA_WARP_TGZSA (MGA_S|MGA_A) #define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A) #define MGA_WARP_T2GZ (MGA_T2) #define MGA_WARP_T2GZF (MGA_T2|MGA_F) #define MGA_WARP_T2GZA (MGA_T2|MGA_A) #define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F) #define MGA_WARP_T2GZS (MGA_T2|MGA_S) #define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F) #define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A) #define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A) #define MGA_MAX_G400_PIPES 16 #define MGA_MAX_G200_PIPES 8 /* no multitex */ #define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES #define MGA_CARD_TYPE_G200 1 #define MGA_CARD_TYPE_G400 2 typedef struct _drm_mga_warp_index { int installed; unsigned long phys_addr; int size; } mgaWarpIndex; typedef struct drm_mga_init { enum { MGA_INIT_DMA = 0x01, MGA_CLEANUP_DMA = 0x02 } func; int reserved_map_agpstart; int reserved_map_idx; int buffer_map_idx; int sarea_priv_offset; int primary_size; int warp_ucode_size; int fbOffset; int backOffset; int depthOffset; int textureOffset; int textureSize; int cpp; int stride; int sgram; int chipset; mgaWarpIndex WarpIndex[MGA_MAX_WARP_PIPES]; /* Redundant? */ int frontOrg; int backOrg; int depthOrg; int mAccess; } drm_mga_init_t; typedef struct _xf86drmClipRectRec { unsigned short x1; unsigned short y1; unsigned short x2; unsigned short y2; } xf86drmClipRectRec; #define MGA_CLEAR_FRONT 0x1 #define MGA_CLEAR_BACK 0x2 #define MGA_CLEAR_DEPTH 0x4 /* Each context has a state: */ #define MGA_CTXREG_DSTORG 0 /* validated */ #define MGA_CTXREG_MACCESS 1 #define MGA_CTXREG_PLNWT 2 #define MGA_CTXREG_DWGCTL 3 #define MGA_CTXREG_ALPHACTRL 4 #define MGA_CTXREG_FOGCOLOR 5 #define MGA_CTXREG_WFLAG 6 #define MGA_CTXREG_TDUAL0 7 #define MGA_CTXREG_TDUAL1 8 #define MGA_CTX_SETUP_SIZE 9 /* 2d state */ #define MGA_2DREG_PITCH 0 #define MGA_2D_SETUP_SIZE 1 /* Each texture unit has a state: */ #define MGA_TEXREG_CTL 0 #define MGA_TEXREG_CTL2 1 #define MGA_TEXREG_FILTER 2 #define MGA_TEXREG_BORDERCOL 3 #define MGA_TEXREG_ORG 4 /* validated */ #define MGA_TEXREG_ORG1 5 #define MGA_TEXREG_ORG2 6 #define MGA_TEXREG_ORG3 7 #define MGA_TEXREG_ORG4 8 #define MGA_TEXREG_WIDTH 9 #define MGA_TEXREG_HEIGHT 10 #define MGA_TEX_SETUP_SIZE 11 /* What needs to be changed for the current vertex dma buffer? */ #define MGASAREA_NEW_CONTEXT 0x1 #define MGASAREA_NEW_TEX0 0x2 #define MGASAREA_NEW_TEX1 0x4 #define MGASAREA_NEW_PIPE 0x8 #define MGASAREA_NEW_2D 0x10 /* Keep this small for testing */ #define MGA_NR_SAREA_CLIPRECTS 2 /* Upto 128 regions. Minimum region size of 256k. */ #define MGA_NR_TEX_REGIONS 128 #define MGA_MIN_LOG_TEX_GRANULARITY 18 typedef struct { unsigned char next, prev; unsigned char in_use; int age; } mgaTexRegion; typedef struct { unsigned int ContextState[MGA_CTX_SETUP_SIZE]; unsigned int ServerState[MGA_2D_SETUP_SIZE]; unsigned int TexState[2][MGA_TEX_SETUP_SIZE]; unsigned int WarpPipe; unsigned int dirty; unsigned int nbox; xf86drmClipRectRec boxes[MGA_NR_SAREA_CLIPRECTS]; /* kernel doesn't touch from here down */ int ctxOwner; mgaTexRegion texList[MGA_NR_TEX_REGIONS+1]; int texAge; } drm_mga_sarea_t; /* Device specific ioctls: */ typedef struct { int clear_color; int clear_depth; int flags; } drm_mga_clear_t; typedef struct { int flags; /* not actually used? */ } drm_mga_swap_t; typedef struct { unsigned int destOrg; unsigned int mAccess; unsigned int pitch; xf86drmClipRectRec texture; int idx; } drm_mga_iload_t; #define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t) #define DRM_IOCTL_MGA_SWAP DRM_IOW( 0x41, drm_mga_swap_t) #define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x42, drm_mga_clear_t) #define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x43, drm_mga_iload_t) #endif