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b1ade6ab46
drmcommand-0-0-1-branch of DRI CVS, more return code cleanup, and remove some gratuitous ifdefs. Approved by: des
324 lines
9.3 KiB
C
324 lines
9.3 KiB
C
/* mga_drm.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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* Copyright 2000 VA Linux Systems, Inc., Sunnyvale, California.
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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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* VA LINUX SYSTEMS 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
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* OTHER DEALINGS IN THE SOFTWARE.
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*
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* Authors:
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* Jeff Hartmann <jhartmann@valinux.com>
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* Keith Whitwell <keithw@valinux.com>
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*
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* Rewritten by:
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* Gareth Hughes <gareth@valinux.com>
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*
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* $FreeBSD$
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*/
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#ifndef __MGA_DRM_H__
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#define __MGA_DRM_H__
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/* WARNING: If you change any of these defines, make sure to change the
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* defines in the Xserver file (mga_sarea.h)
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*/
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#ifndef __MGA_SAREA_DEFINES__
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#define __MGA_SAREA_DEFINES__
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/* WARP pipe flags
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*/
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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_G200_PIPES 8 /* no multitex */
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#define MGA_MAX_G400_PIPES 16
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#define MGA_MAX_WARP_PIPES MGA_MAX_G400_PIPES
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#define MGA_WARP_UCODE_SIZE 32768 /* in bytes */
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#define MGA_CARD_TYPE_G200 1
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#define MGA_CARD_TYPE_G400 2
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#define MGA_FRONT 0x1
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#define MGA_BACK 0x2
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#define MGA_DEPTH 0x4
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/* What needs to be changed for the current vertex dma buffer?
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*/
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#define MGA_UPLOAD_CONTEXT 0x1
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#define MGA_UPLOAD_TEX0 0x2
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#define MGA_UPLOAD_TEX1 0x4
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#define MGA_UPLOAD_PIPE 0x8
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#define MGA_UPLOAD_TEX0IMAGE 0x10 /* handled client-side */
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#define MGA_UPLOAD_TEX1IMAGE 0x20 /* handled client-side */
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#define MGA_UPLOAD_2D 0x40
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#define MGA_WAIT_AGE 0x80 /* handled client-side */
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#define MGA_UPLOAD_CLIPRECTS 0x100 /* handled client-side */
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#if 0
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#define MGA_DMA_FLUSH 0x200 /* set when someone gets the lock
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quiescent */
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#endif
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/* 32 buffers of 64k each, total 2 meg.
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*/
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#define MGA_BUFFER_SIZE (1 << 16)
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#define MGA_NUM_BUFFERS 128
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/* Keep these small for testing.
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*/
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#define MGA_NR_SAREA_CLIPRECTS 8
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/* 2 heaps (1 for card, 1 for agp), each divided into upto 128
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* regions, subject to a minimum region size of (1<<16) == 64k.
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*
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* Clients may subdivide regions internally, but when sharing between
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* clients, the region size is the minimum granularity.
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*/
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#define MGA_CARD_HEAP 0
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#define MGA_AGP_HEAP 1
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#define MGA_NR_TEX_HEAPS 2
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#define MGA_NR_TEX_REGIONS 16
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#define MGA_LOG_MIN_TEX_REGION_SIZE 16
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#endif /* __MGA_SAREA_DEFINES__ */
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/* Setup registers for 3D context
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*/
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typedef struct {
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unsigned int dstorg;
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unsigned int maccess;
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unsigned int plnwt;
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unsigned int dwgctl;
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unsigned int alphactrl;
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unsigned int fogcolor;
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unsigned int wflag;
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unsigned int tdualstage0;
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unsigned int tdualstage1;
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unsigned int fcol;
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unsigned int stencil;
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unsigned int stencilctl;
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} drm_mga_context_regs_t;
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/* Setup registers for 2D, X server
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*/
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typedef struct {
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unsigned int pitch;
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} drm_mga_server_regs_t;
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/* Setup registers for each texture unit
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*/
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typedef struct {
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unsigned int texctl;
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unsigned int texctl2;
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unsigned int texfilter;
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unsigned int texbordercol;
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unsigned int texorg;
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unsigned int texwidth;
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unsigned int texheight;
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unsigned int texorg1;
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unsigned int texorg2;
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unsigned int texorg3;
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unsigned int texorg4;
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} drm_mga_texture_regs_t;
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/* General aging mechanism
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*/
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typedef struct {
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unsigned int head; /* Position of head pointer */
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unsigned int wrap; /* Primary DMA wrap count */
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} drm_mga_age_t;
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typedef struct _drm_mga_sarea {
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/* The channel for communication of state information to the kernel
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* on firing a vertex dma buffer.
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*/
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drm_mga_context_regs_t context_state;
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drm_mga_server_regs_t server_state;
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drm_mga_texture_regs_t tex_state[2];
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unsigned int warp_pipe;
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unsigned int dirty;
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unsigned int vertsize;
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/* The current cliprects, or a subset thereof.
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*/
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drm_clip_rect_t boxes[MGA_NR_SAREA_CLIPRECTS];
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unsigned int nbox;
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/* Information about the most recently used 3d drawable. The
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* client fills in the req_* fields, the server fills in the
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* exported_ fields and puts the cliprects into boxes, above.
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*
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* The client clears the exported_drawable field before
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* clobbering the boxes data.
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*/
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unsigned int req_drawable; /* the X drawable id */
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unsigned int req_draw_buffer; /* MGA_FRONT or MGA_BACK */
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unsigned int exported_drawable;
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unsigned int exported_index;
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unsigned int exported_stamp;
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unsigned int exported_buffers;
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unsigned int exported_nfront;
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unsigned int exported_nback;
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int exported_back_x, exported_front_x, exported_w;
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int exported_back_y, exported_front_y, exported_h;
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drm_clip_rect_t exported_boxes[MGA_NR_SAREA_CLIPRECTS];
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/* Counters for aging textures and for client-side throttling.
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*/
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unsigned int status[4];
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unsigned int last_wrap;
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drm_mga_age_t last_frame;
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unsigned int last_enqueue; /* last time a buffer was enqueued */
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unsigned int last_dispatch; /* age of the most recently dispatched buffer */
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unsigned int last_quiescent; /* */
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/* LRU lists for texture memory in agp space and on the card.
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*/
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drm_tex_region_t texList[MGA_NR_TEX_HEAPS][MGA_NR_TEX_REGIONS+1];
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unsigned int texAge[MGA_NR_TEX_HEAPS];
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/* Mechanism to validate card state.
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*/
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int ctxOwner;
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} drm_mga_sarea_t;
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/* MGA specific ioctls */
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#define DRM_IOCTL_MGA_INIT DRM_IOW( 0x40, drm_mga_init_t)
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#define DRM_IOCTL_MGA_FLUSH DRM_IOW( 0x41, drm_lock_t)
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#define DRM_IOCTL_MGA_RESET DRM_IO( 0x42)
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#define DRM_IOCTL_MGA_SWAP DRM_IO( 0x43)
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#define DRM_IOCTL_MGA_CLEAR DRM_IOW( 0x44, drm_mga_clear_t)
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#define DRM_IOCTL_MGA_VERTEX DRM_IOW( 0x45, drm_mga_vertex_t)
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#define DRM_IOCTL_MGA_INDICES DRM_IOW( 0x46, drm_mga_indices_t)
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#define DRM_IOCTL_MGA_ILOAD DRM_IOW( 0x47, drm_mga_iload_t)
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#define DRM_IOCTL_MGA_BLIT DRM_IOW( 0x48, drm_mga_blit_t)
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/* WARNING: If you change any of these defines, make sure to change the
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* defines in the Xserver file (xf86drmMga.h)
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*/
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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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} drm_mga_warp_index_t;
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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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unsigned long sarea_priv_offset;
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int chipset;
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int sgram;
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unsigned int maccess;
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unsigned int fb_cpp;
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unsigned int front_offset, front_pitch;
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unsigned int back_offset, back_pitch;
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unsigned int depth_cpp;
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unsigned int depth_offset, depth_pitch;
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unsigned int texture_offset[MGA_NR_TEX_HEAPS];
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unsigned int texture_size[MGA_NR_TEX_HEAPS];
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unsigned long fb_offset;
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unsigned long mmio_offset;
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unsigned long status_offset;
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unsigned long warp_offset;
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unsigned long primary_offset;
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unsigned long buffers_offset;
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} drm_mga_init_t;
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typedef struct drm_mga_fullscreen {
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enum {
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MGA_INIT_FULLSCREEN = 0x01,
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MGA_CLEANUP_FULLSCREEN = 0x02
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} func;
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} drm_mga_fullscreen_t;
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typedef struct drm_mga_clear {
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unsigned int flags;
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unsigned int clear_color;
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unsigned int clear_depth;
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unsigned int color_mask;
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unsigned int depth_mask;
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} drm_mga_clear_t;
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typedef struct drm_mga_vertex {
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int idx; /* buffer to queue */
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int used; /* bytes in use */
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int discard; /* client finished with buffer? */
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} drm_mga_vertex_t;
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typedef struct drm_mga_indices {
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int idx; /* buffer to queue */
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unsigned int start;
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unsigned int end;
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int discard; /* client finished with buffer? */
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} drm_mga_indices_t;
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typedef struct drm_mga_iload {
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int idx;
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unsigned int dstorg;
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unsigned int length;
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} drm_mga_iload_t;
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typedef struct _drm_mga_blit {
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unsigned int planemask;
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unsigned int srcorg;
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unsigned int dstorg;
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int src_pitch, dst_pitch;
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int delta_sx, delta_sy;
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int delta_dx, delta_dy;
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int height, ydir; /* flip image vertically */
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int source_pitch, dest_pitch;
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} drm_mga_blit_t;
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#endif
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