1/*
2Copyright (c) 2012, Broadcom Europe Ltd
3All rights reserved.
4
5Redistribution and use in source and binary forms, with or without
6modification, are permitted provided that the following conditions are met:
7 * Redistributions of source code must retain the above copyright
8 notice, this list of conditions and the following disclaimer.
9 * Redistributions in binary form must reproduce the above copyright
10 notice, this list of conditions and the following disclaimer in the
11 documentation and/or other materials provided with the distribution.
12 * Neither the name of the copyright holder nor the
13 names of its contributors may be used to endorse or promote products
14 derived from this software without specific prior written permission.
15
16THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
17ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
19DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY
20DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
21(INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
22LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
23ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
24(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
25SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
26*/
27
28#ifndef __VC_INCLUDE_COMMON_H__
29#define __VC_INCLUDE_COMMON_H__
30
31#include "interface/vcos/vcos_stdint.h"
32#include "interface/vctypes/vc_image_types.h"
33
34#if defined(__HIGHC__) && defined(_VIDEOCORE) && !defined(_I386)
35// __HIGHC__ is only available with MW
36// The scvc plugins are compiled (bizarrely) on an x86 with _VIDEOCORE set!
37#include <vc/intrinsics.h>
38#endif
39
40#ifdef __COVERITY__
41#ifndef _Rarely
42#define _Rarely(x) (x)
43#endif
44#ifndef _Usually
45#define _Usually(x) (x)
46#endif
47#endif
48
49#ifdef __cplusplus
50extern "C" {
51#endif
52
53#ifdef __SYMBIAN32__
54# ifndef INLINE
55# define INLINE __inline
56# endif
57
58/* Align a pointer/integer by rounding up/down */
59#define ALIGN_DOWN(p, n) ((uint32_t)(p) - ( (uint32_t)(p) % (uint32_t)(n) ))
60#define ALIGN_UP(p, n) ALIGN_DOWN((uint32_t)(p) + (uint32_t)(n) - 1, (n))
61
62#elif defined (VCMODS_LCC)
63#include <limits.h>
64
65
66#elif !defined(__KERNEL__)
67#include <limits.h>
68
69#endif
70
71
72/*}}}*/
73
74/* Fixed-point types */
75typedef unsigned short uint8p8_t;
76typedef signed short sint8p8_t;
77typedef unsigned short uint4p12_t;
78typedef signed short sint4p12_t;
79typedef signed short sint0p16_t;
80typedef signed char sint8p0_t;
81typedef unsigned char uint0p8_t;
82typedef signed long int24p8_t;
83
84/*{{{ Common typedefs */
85
86typedef enum bool_e
87{
88 VC_FALSE = 0,
89 VC_TRUE = 1,
90} VC_BOOL_T;
91
92#ifndef bool_t
93#define bool_t VC_BOOL_T
94#endif
95
96/*}}}*/
97
98/*{{{ Common macros */
99
100
101/* Align a pointer/integer by rounding up/down */
102#define ALIGN_DOWN(p, n) ((uintptr_t)(p) - ( (uintptr_t)(p) % (uintptr_t)(n) ))
103#define ALIGN_UP(p, n) ALIGN_DOWN((uintptr_t)(p) + (uintptr_t)(n) - 1, (n))
104
105#define CLIP(lower, n, upper) _min((upper), _max((lower), (n)))
106
107/*}}}*/
108
109/*{{{ Debugging and profiling macros */
110
111#if 0
112/* There's already an assert_once in <logging/logging.h> */
113#ifdef DEBUG
114#define assert_once(x) \
115 { \
116 static uint8_t ignore = 0; \
117 if(!ignore) \
118 { \
119 assert(x); \
120 ignore++; \
121 } \
122 }
123#else
124#define assert_once(x) (void)0
125#endif
126#endif /* 0 */
127
128#if defined(__HIGHC__) && !defined(NDEBUG)
129/* HighC lacks a __FUNCTION__ preproc symbol... :( */
130#define profile_rename(name) _ASM(".global " name "\n" name ":\n")
131#else
132#define profile_rename(name) (void)0
133#endif
134
135/*}}}*/
136#ifdef __cplusplus
137 }
138#endif
139#endif /* __VCINCLUDE_COMMON_H__ */
140
141