219 lines
6.0 KiB
C
219 lines
6.0 KiB
C
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/* mga_drm_public.h -- Public header for the Matrox g200/g400 driver -*- linux-c -*-
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* Created: Tue Jan 25 01:50:01 1999 by jhartmann@precisioninsight.com
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*
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* Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
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* All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a
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* copy of this software and associated documentation files (the "Software"),
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* to deal in the Software without restriction, including without limitation
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* the rights to use, copy, modify, merge, publish, distribute, sublicense,
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* and/or sell copies of the Software, and to permit persons to whom the
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* Software is furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice (including the next
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* paragraph) shall be included in all copies or substantial portions of the
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* Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* PRECISION INSIGHT AND/OR ITS SUPPLIERS BE LIABLE FOR ANY CLAIM, DAMAGES OR
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* OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
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* ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
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* DEALINGS IN THE SOFTWARE.
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*
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* Authors: Jeff Hartmann <jhartmann@precisioninsight.com>
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* Keith Whitwell <keithw@precisioninsight.com>
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*
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* $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 $
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*/
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#ifndef _MGA_DRM_PUBLIC_H_
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#define _MGA_DRM_PUBLIC_H_
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#define MGA_F 0x1 /* fog */
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#define MGA_A 0x2 /* alpha */
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#define MGA_S 0x4 /* specular */
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#define MGA_T2 0x8 /* multitexture */
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#define MGA_WARP_TGZ 0
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#define MGA_WARP_TGZF (MGA_F)
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#define MGA_WARP_TGZA (MGA_A)
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#define MGA_WARP_TGZAF (MGA_F|MGA_A)
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#define MGA_WARP_TGZS (MGA_S)
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#define MGA_WARP_TGZSF (MGA_S|MGA_F)
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#define MGA_WARP_TGZSA (MGA_S|MGA_A)
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#define MGA_WARP_TGZSAF (MGA_S|MGA_F|MGA_A)
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#define MGA_WARP_T2GZ (MGA_T2)
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#define MGA_WARP_T2GZF (MGA_T2|MGA_F)
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#define MGA_WARP_T2GZA (MGA_T2|MGA_A)
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#define MGA_WARP_T2GZAF (MGA_T2|MGA_A|MGA_F)
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#define MGA_WARP_T2GZS (MGA_T2|MGA_S)
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#define MGA_WARP_T2GZSF (MGA_T2|MGA_S|MGA_F)
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#define MGA_WARP_T2GZSA (MGA_T2|MGA_S|MGA_A)
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#define MGA_WARP_T2GZSAF (MGA_T2|MGA_S|MGA_F|MGA_A)
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#define MGA_MAX_G400_PIPES 16
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#define MGA_MAX_G200_PIPES 8 /* no multitex */
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#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES
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#define MGA_CARD_TYPE_G200 1
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#define MGA_CARD_TYPE_G400 2
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typedef struct _drm_mga_warp_index {
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int installed;
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unsigned long phys_addr;
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int size;
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} mgaWarpIndex;
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typedef struct drm_mga_init {
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enum {
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MGA_INIT_DMA = 0x01,
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MGA_CLEANUP_DMA = 0x02
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} func;
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int reserved_map_agpstart;
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int reserved_map_idx;
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int buffer_map_idx;
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int sarea_priv_offset;
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int primary_size;
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int warp_ucode_size;
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int fbOffset;
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int backOffset;
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int depthOffset;
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int textureOffset;
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int textureSize;
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int cpp;
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int stride;
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int sgram;
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int chipset;
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mgaWarpIndex WarpIndex[MGA_MAX_WARP_PIPES];
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/* Redundant?
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*/
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int frontOrg;
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int backOrg;
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int depthOrg;
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int mAccess;
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} drm_mga_init_t;
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typedef struct _xf86drmClipRectRec {
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unsigned short x1;
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unsigned short y1;
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unsigned short x2;
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unsigned short y2;
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} xf86drmClipRectRec;
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#define MGA_CLEAR_FRONT 0x1
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#define MGA_CLEAR_BACK 0x2
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#define MGA_CLEAR_DEPTH 0x4
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/* Each context has a state:
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*/
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#define MGA_CTXREG_DSTORG 0 /* validated */
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#define MGA_CTXREG_MACCESS 1
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#define MGA_CTXREG_PLNWT 2
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#define MGA_CTXREG_DWGCTL 3
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#define MGA_CTXREG_ALPHACTRL 4
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#define MGA_CTXREG_FOGCOLOR 5
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#define MGA_CTXREG_WFLAG 6
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#define MGA_CTXREG_TDUAL0 7
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#define MGA_CTXREG_TDUAL1 8
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#define MGA_CTX_SETUP_SIZE 9
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/* 2d state
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*/
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#define MGA_2DREG_PITCH 0
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#define MGA_2D_SETUP_SIZE 1
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/* Each texture unit has a state:
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*/
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#define MGA_TEXREG_CTL 0
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#define MGA_TEXREG_CTL2 1
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#define MGA_TEXREG_FILTER 2
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#define MGA_TEXREG_BORDERCOL 3
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#define MGA_TEXREG_ORG 4 /* validated */
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#define MGA_TEXREG_ORG1 5
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#define MGA_TEXREG_ORG2 6
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#define MGA_TEXREG_ORG3 7
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#define MGA_TEXREG_ORG4 8
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#define MGA_TEXREG_WIDTH 9
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#define MGA_TEXREG_HEIGHT 10
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#define MGA_TEX_SETUP_SIZE 11
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/* What needs to be changed for the current vertex dma buffer?
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*/
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#define MGASAREA_NEW_CONTEXT 0x1
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#define MGASAREA_NEW_TEX0 0x2
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#define MGASAREA_NEW_TEX1 0x4
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#define MGASAREA_NEW_PIPE 0x8
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#define MGASAREA_NEW_2D 0x10
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/* Keep this small for testing
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*/
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#define MGA_NR_SAREA_CLIPRECTS 2
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/* Upto 128 regions. Minimum region size of 256k.
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*/
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#define MGA_NR_TEX_REGIONS 128
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#define MGA_MIN_LOG_TEX_GRANULARITY 18
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typedef struct {
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unsigned char next, prev;
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unsigned char in_use;
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int age;
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} mgaTexRegion;
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typedef struct
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{
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unsigned int ContextState[MGA_CTX_SETUP_SIZE];
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unsigned int ServerState[MGA_2D_SETUP_SIZE];
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unsigned int TexState[2][MGA_TEX_SETUP_SIZE];
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unsigned int WarpPipe;
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unsigned int dirty;
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unsigned int nbox;
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xf86drmClipRectRec boxes[MGA_NR_SAREA_CLIPRECTS];
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/* kernel doesn't touch from here down */
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int ctxOwner;
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mgaTexRegion texList[MGA_NR_TEX_REGIONS+1];
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int texAge;
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} drm_mga_sarea_t;
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/* Device specific ioctls:
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*/
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typedef struct {
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int clear_color;
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int clear_depth;
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int flags;
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} drm_mga_clear_t;
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typedef struct {
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int flags; /* not actually used? */
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} drm_mga_swap_t;
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typedef struct {
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unsigned int destOrg;
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unsigned int mAccess;
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unsigned int pitch;
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xf86drmClipRectRec texture;
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int idx;
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} drm_mga_iload_t;
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#define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t)
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#define DRM_IOCTL_MGA_SWAP DRM_IOW( 0x41, drm_mga_swap_t)
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#define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x42, drm_mga_clear_t)
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#define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x43, drm_mga_iload_t)
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#endif
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