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Fix FREESCALE_EDMA_NBYTES_MLOFFYES_MLOFF() so it works with negative offsets.
author vae
date Wed, 29 Apr 2015 23:31:48 +0000
parents 74dbf4c3f2e1
children
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 //==========================================================================
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2 //
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3 // include/sys/time.h
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4 //
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5 //
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6 //
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7 //==========================================================================
2729
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8 // ####BSDALTCOPYRIGHTBEGIN####
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9 // -------------------------------------------
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10 // Portions of this software may have been derived from OpenBSD
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11 // or other sources, and if so are covered by the appropriate copyright
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12 // and license included herein.
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13 // -------------------------------------------
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14 // ####BSDALTCOPYRIGHTEND####
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15 //==========================================================================
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16 //#####DESCRIPTIONBEGIN####
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17 //
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18 // Author(s): gthomas
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19 // Contributors: gthomas
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20 // Date: 2000-01-10
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21 // Purpose:
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22 // Description:
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23 //
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24 //
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25 //####DESCRIPTIONEND####
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26 //
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27 //==========================================================================
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30 /* $OpenBSD: time.h,v 1.9 1999/12/06 19:36:42 aaron Exp $ */
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31 /* $NetBSD: time.h,v 1.18 1996/04/23 10:29:33 mycroft Exp $ */
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32
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33 /*
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34 * Copyright (c) 1982, 1986, 1993
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35 * The Regents of the University of California. All rights reserved.
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36 *
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37 * Redistribution and use in source and binary forms, with or without
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38 * modification, are permitted provided that the following conditions
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39 * are met:
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40 * 1. Redistributions of source code must retain the above copyright
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41 * notice, this list of conditions and the following disclaimer.
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42 * 2. Redistributions in binary form must reproduce the above copyright
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43 * notice, this list of conditions and the following disclaimer in the
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44 * documentation and/or other materials provided with the distribution.
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45 * 3. All advertising materials mentioning features or use of this software
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46 * must display the following acknowledgement:
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47 * This product includes software developed by the University of
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48 * California, Berkeley and its contributors.
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49 * 4. Neither the name of the University nor the names of its contributors
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50 * may be used to endorse or promote products derived from this software
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51 * without specific prior written permission.
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52 *
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53 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
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54 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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55 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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56 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
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57 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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58 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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59 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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60 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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61 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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62 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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63 * SUCH DAMAGE.
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64 *
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65 * @(#)time.h 8.2 (Berkeley) 7/10/94
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66 */
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67
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68 #ifndef _SYS_TIME_H_
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69 #define _SYS_TIME_H_
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70
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71 #include <sys/types.h>
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72 #include <time.h>
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73
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74 #if 0 //ndef __time_t_defined
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75 typedef int time_t;
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76 # define __time_t_defined
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77 #endif
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78
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79 #if 0
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80
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81 /*
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82 * Structure returned by gettimeofday(2) system call,
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83 * and used in other calls.
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84 */
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85 struct timeval {
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86 long tv_sec; /* seconds */
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87 long tv_usec; /* and microseconds */
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88 };
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89
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90 #endif
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91
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92 #if 0
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93 /*
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94 * Structure defined by POSIX.1b to be like a timeval.
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95 */
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96 struct timespec {
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97 time_t tv_sec; /* seconds */
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98 long tv_nsec; /* and nanoseconds */
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99 };
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100 #endif
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101
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102 #define TIMEVAL_TO_TIMESPEC(tv, ts) { \
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103 (ts)->tv_sec = (tv)->tv_sec; \
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104 (ts)->tv_nsec = (tv)->tv_usec * 1000; \
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105 }
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106 #define TIMESPEC_TO_TIMEVAL(tv, ts) { \
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107 (tv)->tv_sec = (ts)->tv_sec; \
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108 (tv)->tv_usec = (ts)->tv_nsec / 1000; \
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109 }
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110
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111 struct timezone {
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112 int tz_minuteswest; /* minutes west of Greenwich */
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113 int tz_dsttime; /* type of dst correction */
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114 };
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115 #define DST_NONE 0 /* not on dst */
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116 #define DST_USA 1 /* USA style dst */
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117 #define DST_AUST 2 /* Australian style dst */
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118 #define DST_WET 3 /* Western European dst */
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119 #define DST_MET 4 /* Middle European dst */
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120 #define DST_EET 5 /* Eastern European dst */
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121 #define DST_CAN 6 /* Canada */
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122
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123 /* Operations on timevals. */
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124 #define timerclear(tvp) (tvp)->tv_sec = (tvp)->tv_usec = 0
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125 #define timerisset(tvp) ((tvp)->tv_sec || (tvp)->tv_usec)
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126 #define timercmp(tvp, uvp, cmp) \
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127 (((tvp)->tv_sec == (uvp)->tv_sec) ? \
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128 ((tvp)->tv_usec cmp (uvp)->tv_usec) : \
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129 ((tvp)->tv_sec cmp (uvp)->tv_sec))
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130 #define timeradd(tvp, uvp, vvp) \
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131 do { \
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132 (vvp)->tv_sec = (tvp)->tv_sec + (uvp)->tv_sec; \
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133 (vvp)->tv_usec = (tvp)->tv_usec + (uvp)->tv_usec; \
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134 if ((vvp)->tv_usec >= 1000000) { \
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135 (vvp)->tv_sec++; \
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136 (vvp)->tv_usec -= 1000000; \
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137 } \
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138 } while (0)
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139 #define timersub(tvp, uvp, vvp) \
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140 do { \
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141 (vvp)->tv_sec = (tvp)->tv_sec - (uvp)->tv_sec; \
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142 (vvp)->tv_usec = (tvp)->tv_usec - (uvp)->tv_usec; \
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143 if ((vvp)->tv_usec < 0) { \
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144 (vvp)->tv_sec--; \
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145 (vvp)->tv_usec += 1000000; \
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146 } \
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147 } while (0)
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148
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149 /* Operations on timespecs. */
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150 #define timespecclear(tsp) (tsp)->tv_sec = (tsp)->tv_nsec = 0
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151 #define timespecisset(tsp) ((tsp)->tv_sec || (tsp)->tv_nsec)
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152 #define timespeccmp(tsp, usp, cmp) \
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153 (((tsp)->tv_sec == (usp)->tv_sec) ? \
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154 ((tsp)->tv_nsec cmp (usp)->tv_nsec) : \
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155 ((tsp)->tv_sec cmp (usp)->tv_sec))
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156 #define timespecadd(tsp, usp, vsp) \
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157 do { \
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158 (vsp)->tv_sec = (tsp)->tv_sec + (usp)->tv_sec; \
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159 (vsp)->tv_nsec = (tsp)->tv_nsec + (usp)->tv_nsec; \
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160 if ((vsp)->tv_nsec >= 1000000000L) { \
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161 (vsp)->tv_sec++; \
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162 (vsp)->tv_nsec -= 1000000000L; \
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163 } \
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164 } while (0)
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165 #define timespecsub(tsp, usp, vsp) \
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166 do { \
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167 (vsp)->tv_sec = (tsp)->tv_sec - (usp)->tv_sec; \
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168 (vsp)->tv_nsec = (tsp)->tv_nsec - (usp)->tv_nsec; \
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169 if ((vsp)->tv_nsec < 0) { \
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170 (vsp)->tv_sec--; \
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171 (vsp)->tv_nsec += 1000000000L; \
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172 } \
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173 } while (0)
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174
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175 /*
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176 * Names of the interval timers, and structure
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177 * defining a timer setting.
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178 */
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179 #define ITIMER_REAL 0
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180 #define ITIMER_VIRTUAL 1
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181 #define ITIMER_PROF 2
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182
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183 struct itimerval {
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184 struct timeval it_interval; /* timer interval */
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185 struct timeval it_value; /* current value */
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186 };
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187
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188 /*
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189 * Getkerninfo clock information structure
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190 */
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191 struct clockinfo {
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192 int hz; /* clock frequency */
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193 int tick; /* micro-seconds per hz tick */
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194 int tickadj; /* clock skew rate for adjtime() */
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195 int stathz; /* statistics clock frequency */
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196 int profhz; /* profiling clock frequency */
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197 };
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198
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199 #define CLOCK_REALTIME 0
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200 #define CLOCK_VIRTUAL 1
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201 #define CLOCK_PROF 2
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202
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203 #define TIMER_RELTIME 0x0 /* relative timer */
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204 #ifndef TIMER_ABSTIME
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205 #define TIMER_ABSTIME 0x1 /* absolute timer */
115
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206 #endif
97
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207
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208 #if defined(_KERNEL) || defined(_STANDALONE)
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209 int itimerfix __P((struct timeval *tv));
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210 int itimerdecr __P((struct itimerval *itp, int usec));
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211 void microtime __P((struct timeval *tv));
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212 void settime __P((struct timeval *tv));
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213 #else /* !_KERNEL */
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214
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215 #ifndef __ECOS
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216 #include <time.h>
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217 #endif
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218
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219 #if 0 //ndef _POSIX_SOURCE
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220 #include <sys/cdefs.h>
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221
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222 __BEGIN_DECLS
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223 int adjtime __P((const struct timeval *, struct timeval *));
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224 int clock_getres __P((clockid_t, struct timespec *));
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225 int clock_gettime __P((clockid_t, struct timespec *));
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226 int clock_settime __P((clockid_t, const struct timespec *));
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227 int futimes __P((int, const struct timeval *));
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228 int getitimer __P((int, struct itimerval *));
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229 int gettimeofday __P((struct timeval *, struct timezone *));
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230 int nanosleep __P((const struct timespec *, struct timespec *));
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231 int setitimer __P((int, const struct itimerval *, struct itimerval *));
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232 int settimeofday __P((const struct timeval *, const struct timezone *));
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233 int utimes __P((const char *, const struct timeval *));
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234 __END_DECLS
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235 #endif /* !POSIX */
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236
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237 #endif /* !_KERNEL */
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238
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239 #endif /* !_SYS_TIME_H_ */