FreeCalypso > hg > freecalypso-sw
annotate gsm-fw/services/etm/etm_trace.c @ 248:10afa4d39a7b
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author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Mon, 27 Jan 2014 07:20:53 +0000 |
parents | 13af69b6a3dc |
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rev | line source |
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1 /******************************************************************************** |
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2 * Enhanced TestMode (ETM) |
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3 * @file etm_trace.c |
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4 * |
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5 * @author Kim T. Peteren (ktp@ti.com) and Mads Meisner-Jensen, mmj@ti.com |
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6 * @version 0.1 |
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7 * |
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8 |
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9 * |
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10 * History: |
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11 * |
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12 * Date Modification |
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13 * ------------------------------------ |
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14 * 16/06/2003 Creation |
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15 * |
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16 * (C) Copyright 2003 by Texas Instruments Incorporated, All Rights Reserved |
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17 *********************************************************************************/ |
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18 |
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19 |
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20 #include "etm_trace.h" |
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21 #include "etm_env.h" |
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22 |
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23 #include "../../riviera/rvf/rvf_api.h" |
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24 #include "../../riviera/rvm/rvm_use_id_list.h" |
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25 |
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26 #include <string.h> |
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27 #include <stdio.h> |
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28 #include <stdarg.h> |
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29 |
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30 |
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31 /****************************************************************************** |
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32 * Prototypes |
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33 *****************************************************************************/ |
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34 |
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35 void trstr(unsigned int mask, char *string); |
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36 |
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37 |
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38 /****************************************************************************** |
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39 * Target Tracing |
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40 *****************************************************************************/ |
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41 |
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42 static unsigned int ttr_mask = TgTrFatal; //TgTrFatal; //TgTrAll; |
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43 |
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44 void tr_etm_init(unsigned int mask) |
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45 { |
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46 ttr_mask = mask; |
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47 } |
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48 |
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49 |
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50 void tr_etm(unsigned int mask, char *format, ...) |
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51 { |
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52 va_list args; |
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53 static char buf[256]; |
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54 |
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55 if (ttr_mask & mask) { |
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56 // build string ala tr() then call str() |
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57 va_start(args, format); |
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58 vsprintf(buf, format, args); |
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59 trstr(mask, buf); |
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60 va_end(args); |
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61 } |
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62 } |
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63 |
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64 |
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65 void trstr(unsigned int mask, char *string) |
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66 { |
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67 if (ttr_mask & mask) { |
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68 rvf_send_trace(string, strlen(string), NULL_PARAM, |
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69 RV_TRACE_LEVEL_WARNING, ETM_USE_ID); |
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70 rvf_delay(10); |
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71 } |
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72 } |
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73 |
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74 |
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75 void tr_etm_hexdump(unsigned int mask, const void *p, int size) |
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76 { |
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77 unsigned int type, module; |
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78 |
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79 if (!(ttr_mask & mask)) |
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80 return; |
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81 |
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82 hexdump_buf((char*) p, size); |
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83 } |
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84 |
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85 |
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86 /****************************************************************************** |
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87 * Hexdumping Functions |
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88 *****************************************************************************/ |
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89 |
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90 void etm_trace(char *string, int level) |
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91 { |
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92 rvf_send_trace(string, strlen(string), NULL_PARAM, level, ETM_USE_ID); |
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93 rvf_delay(20); |
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94 } |
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95 |
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96 |
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97 int sprint_int_as_hex(char *buf, unsigned int n, int width, char padding) |
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98 { |
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99 unsigned int m = n; // MUST be unsigned because it will be right shifted |
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100 int size = 0; |
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101 int i; |
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102 char digit; |
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103 char *buf_start = buf; |
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104 |
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105 // Count number of digits in <n> |
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106 do { |
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107 size++; |
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108 } while (m >>= 4); |
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109 |
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110 // Shift significant part of <n> into the top-most bits |
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111 n <<= 4 * (8 - size); |
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112 |
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113 // Pad output buffer with <padding> |
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114 if (0 < width && width <= 8) { |
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115 width = (width > size ? width - size : 0); |
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116 while (width--) |
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117 *buf++ = padding; |
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118 } |
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119 |
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120 // Convert <n>, outputting the hex digits |
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121 for (i = 0; i < size; i++) { |
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122 digit = (n >> 28) & 0xF; |
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123 digit += (digit < 10 ? '0' : 'A' - 10); |
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124 *buf++ = digit; |
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125 n <<= 4; |
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126 } |
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127 |
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128 // Null terminate |
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129 *buf = 0; |
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130 |
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131 return buf - buf_start; |
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132 } |
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133 |
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134 int printf_int_as_hex(unsigned int n, int width, char padding) |
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135 { |
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136 char string[8+1]; |
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137 int length; |
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138 |
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139 length = sprint_int_as_hex(string, n, width, padding); |
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140 etm_trace(string, RV_TRACE_LEVEL_DEBUG_LOW); |
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141 |
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142 return length; |
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143 } |
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144 |
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145 |
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146 int print_int_as_hex(unsigned int n) |
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147 { |
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148 return printf_int_as_hex(n, 0, 0); |
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149 } |
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150 |
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151 |
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152 void hexdump_buf(char *buf, int size) |
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153 { |
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154 int n, i, multiline; |
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155 char string[(8+1) + (16+1) + (3*16) + 1]; |
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156 char *s; |
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157 |
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158 multiline = (size > 16); |
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159 |
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160 while (size > 0) |
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161 { |
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162 s = string; |
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163 n = (size > 16 ? 16 : size); |
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164 |
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165 // Print address |
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166 if (multiline) { |
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167 s += sprint_int_as_hex(s, (unsigned int) buf, 8, ' '); |
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168 *s++ = ' '; |
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169 } |
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170 |
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171 // Print the textual representation |
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172 for (i = 0; i < n; i++) |
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173 *s++ = (buf[i] >= ' ' && buf[i] < 127 ? buf[i] : '.'); |
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174 |
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175 // Pad textual representation with spaces |
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176 if (multiline) |
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177 for (i = 0; i < 16 - n; i++) |
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178 *s++ = ' '; |
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179 |
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180 // Print hexedecimal bytes |
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181 for (i = 0; i < n; i++) { |
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182 *s++ = ' '; |
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183 s += sprint_int_as_hex(s, (unsigned int) buf[i] & 0xFF, 2, '0'); |
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184 } |
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185 |
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186 *s = 0; |
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187 |
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188 etm_trace(string, RV_TRACE_LEVEL_DEBUG_LOW); |
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189 |
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190 buf += 16; |
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191 size -= 16; |
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192 } |
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193 } |