blob: a1b189ae5e80df16a97c267a50eca9ebcc0834b6 (
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
|
/****************************************************************************
*
* Copyright (C) 2005 - 2011 by Vivante Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the license, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not write to the Free Software
* Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*
*****************************************************************************/
#ifndef __gc_hal_kernel_context_h_
#define __gc_hal_kernel_context_h_
#include "gc_hal_kernel_buffer.h"
#ifdef __cplusplus
extern "C" {
#endif
/* Maps state locations within the context buffer. */
typedef struct _gcsSTATE_MAP * gcsSTATE_MAP_PTR;
typedef struct _gcsSTATE_MAP
{
/* Index of the state in the context buffer. */
gctUINT index;
/* State mask. */
gctUINT32 mask;
}
gcsSTATE_MAP;
/* Context buffer. */
typedef struct _gcsCONTEXT * gcsCONTEXT_PTR;
typedef struct _gcsCONTEXT
{
/* For debugging: the number of context buffer in the order of creation. */
#if gcmIS_DEBUG(gcdDEBUG_CODE)
gctUINT num;
#endif
/* Pointer to gckEVENT object. */
gckEVENT eventObj;
/* Context busy signal. */
gctSIGNAL signal;
/* Physical address of the context buffer. */
gctPHYS_ADDR physical;
/* Logical address of the context buffer. */
gctUINT32_PTR logical;
/* Pointer to the LINK commands. */
gctPOINTER link2D;
gctPOINTER link3D;
/* The number of pending state deltas. */
gctUINT deltaCount;
/* Pointer to the first delta to be applied. */
gcsSTATE_DELTA_PTR delta;
/* Next context buffer. */
gcsCONTEXT_PTR next;
}
gcsCONTEXT;
/* gckCONTEXT structure that hold the current context. */
struct _gckCONTEXT
{
/* Object. */
gcsOBJECT object;
/* Pointer to gckOS object. */
gckOS os;
/* Pointer to gckHARDWARE object. */
gckHARDWARE hardware;
/* Command buffer alignment. */
gctSIZE_T alignment;
gctSIZE_T reservedHead;
gctSIZE_T reservedTail;
/* Context buffer metrics. */
gctSIZE_T stateCount;
gctSIZE_T totalSize;
gctSIZE_T bufferSize;
gctUINT32 linkIndex2D;
gctUINT32 linkIndex3D;
gctUINT32 linkIndexXD;
gctUINT32 entryOffset3D;
gctUINT32 entryOffsetXDFrom2D;
gctUINT32 entryOffsetXDFrom3D;
/* Dirty flags. */
gctBOOL dirty;
gctBOOL dirty2D;
gctBOOL dirty3D;
gcsCONTEXT_PTR dirtyBuffer;
/* State mapping. */
gcsSTATE_MAP_PTR map;
/* List of context buffers. */
gcsCONTEXT_PTR buffer;
/* A copy of the user record array. */
gctUINT recordArraySize;
gcsSTATE_DELTA_RECORD_PTR recordArray;
/* Requested pipe select for context. */
gcePIPE_SELECT entryPipe;
gcePIPE_SELECT exitPipe;
/* Variables used for building state buffer. */
gctUINT32 lastAddress;
gctSIZE_T lastSize;
gctUINT32 lastIndex;
gctBOOL lastFixed;
/* Hint array. */
#if gcdSECURE_USER
gctBOOL_PTR hint;
#endif
};
#ifdef __cplusplus
}
#endif
#endif /* __gc_hal_kernel_context_h_ */
|