summaryrefslogtreecommitdiff
path: root/src/mesa/drivers/dri/savage/savage_init.h
blob: f632c91f073fffa9c1919a81b30d5aabbbd7e62e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
/*
 * Copyright 1998-2003 VIA Technologies, Inc. All Rights Reserved.
 * Copyright 2001-2003 S3 Graphics, Inc. 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, sub license,
 * 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 NON-INFRINGEMENT. IN NO EVENT SHALL
 * VIA, S3 GRAPHICS, 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.
 */


#ifndef _SAVAGE_INIT_H_
#define _SAVAGE_INIT_H_

#ifdef GLX_DIRECT_RENDERING

#include <sys/time.h>
#include "dri_util.h"
#include "mtypes.h"

typedef struct {
   drm_handle_t handle;
   drmSize size;
   char *map;
} savageRegion, *savageRegionPtr;

typedef struct {
   savageRegion front;
   savageRegion back;
   savageRegion depth;
   savageRegion aperture;

   int chipset;
   int width;
   int height;
   int mem;

   int cpp;			/* for front and back buffers */
   int zpp;
#if 0 
   int bitsPerPixel;
#endif
   unsigned int frontFormat;
   unsigned int frontOffset;
   unsigned int frontPitch;
   unsigned int frontBitmapDesc;

   unsigned int backOffset;
   unsigned int backBitmapDesc;
   unsigned int depthOffset;
   unsigned int depthBitmapDesc;

   unsigned int backPitch;
   unsigned int backPitchBits;

   unsigned int textureOffset[SAVAGE_NR_TEX_HEAPS];
   unsigned int textureSize[SAVAGE_NR_TEX_HEAPS];
   unsigned int logTextureGranularity[SAVAGE_NR_TEX_HEAPS];
   drmAddress texVirtual[SAVAGE_NR_TEX_HEAPS];
  
  __DRIscreenPrivate *driScrnPriv;
  drmBufMapPtr  bufs;
  int use_copy_buf;
  unsigned int sarea_priv_offset;
} savageScreenPrivate;


#include "savagecontext.h"

extern void savageGetLock( savageContextPtr imesa, GLuint flags );
extern void savageEmitHwStateLocked( savageContextPtr imesa );
extern void savageEmitScissorValues( savageContextPtr imesa, int box_nr, int emit );
extern void savageEmitDrawingRectangle( savageContextPtr imesa );
extern void savageXMesaSetBackClipRects( savageContextPtr imesa );
extern void savageXMesaSetFrontClipRects( savageContextPtr imesa );


#define GET_DISPATCH_AGE( imesa ) imesa->sarea->last_dispatch
#define GET_ENQUEUE_AGE( imesa ) imesa->sarea->last_enqueue


/* Lock the hardware and validate our state.  
 */
#define LOCK_HARDWARE( imesa )				\
  do {							\
    char __ret=0;					\
    DRM_CAS(imesa->driHwLock, imesa->hHWContext,	\
	    (DRM_LOCK_HELD|imesa->hHWContext), __ret);	\
    if (__ret)						\
        savageGetLock( imesa, 0 );			\
  } while (0)



/* Unlock the hardware using the global current context 
 */
#define UNLOCK_HARDWARE(imesa)					\
    DRM_UNLOCK(imesa->driFd, imesa->driHwLock, imesa->hHWContext);


/* This is the wrong way to do it, I'm sure.  Otherwise the drm
 * bitches that I've already got the heavyweight lock.  At worst,
 * this is 3 ioctls.  The best solution probably only gets me down 
 * to 2 ioctls in the worst case.
 */
#define LOCK_HARDWARE_QUIESCENT( imesa ) do {	\
   LOCK_HARDWARE( imesa );			\
   savageRegetLockQuiescent( imesa );		\
} while(0)

/* The following definitions are copied from savage_regs.h in the XFree86
 * driver. They are unlikely to change. If they do we need to keep them in
 * sync. */

#define S3_SAVAGE3D_SERIES(chip)  ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE_MX))

#define S3_SAVAGE4_SERIES(chip)  ((chip==S3_SAVAGE4)            \
                                  || (chip==S3_PROSAVAGE)       \
                                  || (chip==S3_TWISTER)         \
                                  || (chip==S3_PROSAVAGEDDR))

#define	S3_SAVAGE_MOBILE_SERIES(chip)	((chip==S3_SAVAGE_MX) || (chip==S3_SUPERSAVAGE))

#define S3_SAVAGE_SERIES(chip)    ((chip>=S3_SAVAGE3D) && (chip<=S3_SAVAGE2000))

#define S3_MOBILE_TWISTER_SERIES(chip)   ((chip==S3_TWISTER)    \
                                          ||(chip==S3_PROSAVAGEDDR))

/* Chip tags.  These are used to group the adapters into 
 * related families.
 */

enum S3CHIPTAGS {
    S3_UNKNOWN = 0,
    S3_SAVAGE3D,
    S3_SAVAGE_MX,
    S3_SAVAGE4,
    S3_PROSAVAGE,
    S3_TWISTER,
    S3_PROSAVAGEDDR,
    S3_SUPERSAVAGE,
    S3_SAVAGE2000,
    S3_LAST
};

#endif
#endif