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/* mga_common.h -- common header definitions for MGA 2D/3D/DRM suite
*
* Copyright 2002 Tungsten Graphics, 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.
*
* Converted to common header format:
* Jens Owen <jens@tungstengraphics.com>
*
* $XFree86$
*
*/
#ifndef _MGA_COMMON_H_
#define _MGA_COMMON_H_
/*
* WARNING: If you change any of these defines, make sure to change
* the kernel include file as well (mga_drm.h)
*/
#define DRM_MGA_IDLE_RETRY 2048
#define DRM_MGA_NR_TEX_HEAPS 2
typedef struct {
int installed;
unsigned long phys_addr;
int size;
} drmMGAWarpIndex;
/* Driver specific DRM command indices
* NOTE: these are not OS specific, but they are driver specific
*/
#define DRM_MGA_INIT 0x00
#define DRM_MGA_FLUSH 0x01
#define DRM_MGA_RESET 0x02
#define DRM_MGA_SWAP 0x03
#define DRM_MGA_CLEAR 0x04
#define DRM_MGA_VERTEX 0x05
#define DRM_MGA_INDICES 0x06
#define DRM_MGA_ILOAD 0x07
#define DRM_MGA_BLIT 0x08
#define DRM_MGA_GETPARAM 0x09
typedef struct {
enum {
MGA_INIT_DMA = 0x01,
MGA_CLEANUP_DMA = 0x02
} func;
unsigned long sarea_priv_offset;
int chipset;
int sgram;
unsigned int maccess;
unsigned int fb_cpp;
unsigned int front_offset, front_pitch;
unsigned int back_offset, back_pitch;
unsigned int depth_cpp;
unsigned int depth_offset, depth_pitch;
unsigned int texture_offset[DRM_MGA_NR_TEX_HEAPS];
unsigned int texture_size[DRM_MGA_NR_TEX_HEAPS];
unsigned long fb_offset;
unsigned long mmio_offset;
unsigned long status_offset;
unsigned long warp_offset;
unsigned long primary_offset;
unsigned long buffers_offset;
} drmMGAInit;
typedef enum {
DRM_MGA_LOCK_READY = 0x01, /* Wait until hardware is ready for DMA */
DRM_MGA_LOCK_QUIESCENT = 0x02, /* Wait until hardware quiescent */
DRM_MGA_LOCK_FLUSH = 0x04, /* Flush this context's DMA queue first */
DRM_MGA_LOCK_FLUSH_ALL = 0x08, /* Flush all DMA queues first */
/* These *HALT* flags aren't supported yet
-- they will be used to support the
full-screen DGA-like mode. */
DRM_MGA_HALT_ALL_QUEUES = 0x10, /* Halt all current and future queues */
DRM_MGA_HALT_CUR_QUEUES = 0x20 /* Halt all current queues */
} drmMGALockFlags;
typedef struct {
int context;
drmMGALockFlags flags;
} drmMGALock;
typedef struct {
int idx;
unsigned int dstorg;
unsigned int length;
} drmMGAIload;
typedef struct {
unsigned int flags;
unsigned int clear_color;
unsigned int clear_depth;
unsigned int color_mask;
unsigned int depth_mask;
} drmMGAClearRec;
typedef struct {
int idx; /* buffer to queue */
int used; /* bytes in use */
int discard; /* client finished with buffer? */
} drmMGAVertex;
typedef struct {
unsigned int planemask;
unsigned int srcorg;
unsigned int dstorg;
int src_pitch, dst_pitch;
int delta_sx, delta_sy;
int delta_dx, delta_dy;
int height, ydir; /* flip image vertically */
int source_pitch, dest_pitch;
} drmMGABlit;
/* 3.1: An ioctl to get parameters that aren't available to the 3d
* client any other way.
*/
#define MGA_PARAM_IRQ_NR 1
typedef struct {
int param;
int *value;
} drmMGAGetParam;
#endif
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