FreeCalypso > hg > freecalypso-sw
annotate loadtools/ltdump.c @ 521:e1dd4a240199
gsm-fw/L1/Makefile: starting skeleton, hooked into top level make clean
author | Michael Spacefalcon <msokolov@ivan.Harhan.ORG> |
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date | Thu, 10 Jul 2014 15:52:36 +0000 |
parents | b3ed63722eb5 |
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rev | line source |
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1 /* |
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2 * This module implements the dump2bin and dump2srec functionality |
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3 * of fc-loadtool. |
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4 */ |
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5 |
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6 #include <sys/types.h> |
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7 #include <stdio.h> |
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8 #include <stdint.h> |
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9 #include <string.h> |
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10 #include <strings.h> |
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11 #include <stdlib.h> |
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12 #include <time.h> |
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13 |
36
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14 extern uint32_t crc32_table[]; |
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15 extern char target_response_line[]; |
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16 |
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17 crc32_on_target(area_base, area_len, retptr) |
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18 u_long area_base, area_len, *retptr; |
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19 { |
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20 char arg1[10], arg2[10], *argv[4]; |
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21 int stat; |
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22 char *strtoul_endp; |
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23 |
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24 sprintf(arg1, "%lx", area_base); |
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25 sprintf(arg2, "%lx", area_len); |
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26 argv[0] = "crc32"; |
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27 argv[1] = arg1; |
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28 argv[2] = arg2; |
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29 argv[3] = 0; |
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30 tpinterf_make_cmd(argv); |
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31 if (tpinterf_send_cmd() < 0) |
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32 return(-1); |
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33 stat = tpinterf_capture_output_oneline(10); /* 10 s timeout */ |
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34 if (stat != 1) { |
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35 errout: fprintf(stderr, "error: malformed response to crc32 command\n"); |
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36 return(-1); |
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37 } |
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38 if (strlen(target_response_line) != 8) |
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39 goto errout; |
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40 *retptr = strtoul(target_response_line, &strtoul_endp, 16); |
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41 if (strtoul_endp != target_response_line + 8) |
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42 goto errout; |
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43 return(0); |
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44 } |
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45 |
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46 cmd_crc32(argc, argv) |
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47 char **argv; |
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48 { |
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49 u_long area_base, area_len; |
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50 char *strtoul_endp; |
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51 u_long crc_result; |
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52 int stat; |
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53 |
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54 area_base = strtoul(argv[1], &strtoul_endp, 16); |
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55 if (*strtoul_endp) { |
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56 inv: fprintf(stderr, "usage: crc32 hex-start hex-len\n"); |
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57 return(-1); |
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58 } |
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59 area_len = strtoul(argv[2], &strtoul_endp, 16); |
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60 if (*strtoul_endp) |
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61 goto inv; |
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62 stat = crc32_on_target(area_base, area_len, &crc_result); |
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63 if (stat == 0) |
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64 printf("%08lX\n", crc_result); |
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65 return(stat); |
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66 } |
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67 |
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68 /* the actual dump facility */ |
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69 |
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70 static FILE *dump_outfile; |
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71 static int dump_save_srec; |
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72 static uint32_t dump_nextaddr, dump_crcaccum; |
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73 static uint32_t dump_total_len, dump_progress_len; |
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74 static u_char dump_binrec[0x86]; |
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75 static time_t dump_last_time; |
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76 |
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77 static char dumpsrec_s0_line[] = "S007000044554D50C2\n"; |
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78 static char dumpsrec_s7_line[] = "S70500000000FA\n"; |
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79 |
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80 static |
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81 dump_receiver(line) |
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82 char *line; |
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83 { |
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84 int i, b; |
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85 u_char sr_cksum; |
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86 uint32_t addr_from_srec; |
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87 time_t curtime; |
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88 |
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89 if (strncmp(line, "S385", 4)) { |
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90 fprintf(stderr, |
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91 "error: target response is not the expected S385...\n"); |
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92 return(-1); |
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93 } |
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94 for (i = 0; i < 0x86; i++) { |
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95 b = decode_hex_byte(line + i*2 + 2); |
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96 if (b < 0) { |
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97 fprintf(stderr, |
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98 "data from target: S-record hex decode error\n"); |
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99 return(-1); |
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100 } |
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101 dump_binrec[i] = b; |
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102 } |
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103 sr_cksum = 0; |
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104 for (i = 0; i < 0x86; i++) |
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105 sr_cksum += dump_binrec[i]; |
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106 if (sr_cksum != 0xFF) { |
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107 fprintf(stderr, "data from target: bad S-record checksum\n"); |
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108 return(-1); |
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109 } |
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110 /* basic S-record format OK; now verify the address */ |
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111 addr_from_srec = ((uint32_t) dump_binrec[1] << 24) | |
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112 ((uint32_t) dump_binrec[2] << 16) | |
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113 ((uint32_t) dump_binrec[3] << 8) | |
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114 (uint32_t) dump_binrec[4]; |
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115 if (addr_from_srec != dump_nextaddr) { |
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116 fprintf(stderr, |
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117 "error: S3 record from target has the wrong address\n"); |
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118 return(-1); |
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119 } |
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120 /* all checks passed - save it */ |
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121 if (dump_save_srec) { |
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122 if (!dump_progress_len) |
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123 fputs(dumpsrec_s0_line, dump_outfile); |
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124 fprintf(dump_outfile, "%s\n", line); |
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125 } else |
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126 fwrite(dump_binrec + 5, 1, 0x80, dump_outfile); |
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127 /* update running CRC */ |
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128 for (i = 0; i < 0x80; i++) |
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129 dump_crcaccum = crc32_table[dump_crcaccum & 0xFF ^ |
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130 dump_binrec[i+5]] ^ |
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131 (dump_crcaccum >> 8); |
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132 /* progress indication */ |
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133 dump_progress_len += 0x80; |
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134 i = dump_progress_len * 100 / dump_total_len; |
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135 time(&curtime); |
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136 if (curtime != dump_last_time || i == 100) { |
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137 printf("\rRx %lu out of %lu bytes (%i%%)", |
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138 (u_long) dump_progress_len, (u_long) dump_total_len, i); |
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139 fflush(stdout); |
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140 } |
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141 dump_nextaddr += 0x80; |
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142 dump_last_time = curtime; |
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143 return(1); |
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144 } |
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145 |
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146 loadtool_memdump(start_addr, area_len, filename, fmt_srec) |
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147 u_long start_addr, area_len; |
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148 char *filename; |
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149 { |
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150 u_long target_crc_init, target_crc_fin; |
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151 char *target_argv[4], target_arg1[10], target_arg2[10]; |
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152 int stat; |
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153 |
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154 if (start_addr & 0x7F || area_len & 0x7F) { |
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155 fprintf(stderr, |
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156 "error: implementation limit: 128-byte alignment required\n"); |
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157 return(-1); |
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158 } |
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159 printf("Requesting initial CRC-32 of the area from target...\n"); |
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160 stat = crc32_on_target(start_addr, area_len, &target_crc_init); |
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161 if (stat) |
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162 return(stat); |
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163 printf("got %08lX\n", target_crc_init); |
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164 dump_outfile = fopen(filename, "w"); |
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165 if (!dump_outfile) { |
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166 perror(filename); |
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167 return(-1); |
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168 } |
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169 dump_save_srec = fmt_srec; |
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170 dump_nextaddr = start_addr; |
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171 dump_crcaccum = 0xFFFFFFFF; |
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172 dump_total_len = area_len; |
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173 dump_progress_len = 0; |
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174 |
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175 printf("Requesting memory dump...\n"); |
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176 sprintf(target_arg1, "%lx", start_addr); |
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177 sprintf(target_arg2, "%lx", area_len); |
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178 target_argv[0] = "DUMP"; |
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179 target_argv[1] = target_arg1; |
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180 target_argv[2] = target_arg2; |
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181 target_argv[3] = 0; |
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182 tpinterf_make_cmd(target_argv); |
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183 stat = tpinterf_send_cmd(); |
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184 if (stat < 0) { |
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185 fclose(dump_outfile); |
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186 return(stat); |
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187 } |
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188 stat = tpinterf_capture_output(2, dump_receiver); |
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189 if (stat < 0) { |
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190 fclose(dump_outfile); |
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191 return(stat); |
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192 } |
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193 putchar('\n'); /* after last progress line */ |
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194 |
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195 /* sanity checks */ |
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196 if (dump_nextaddr != start_addr + area_len) { |
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197 fclose(dump_outfile); |
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198 fprintf(stderr, |
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199 "error: received dump length does not match expected\n"); |
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200 return(-1); |
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201 } |
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202 if (dump_crcaccum != (uint32_t) target_crc_init) { |
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203 fclose(dump_outfile); |
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204 fprintf(stderr, "error: CRC mismatch (computed %lX)\n", |
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205 (u_long) dump_crcaccum); |
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206 return(-1); |
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207 } |
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208 if (fmt_srec) |
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209 fputs(dumpsrec_s7_line, dump_outfile); |
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210 fclose(dump_outfile); |
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211 printf("Requesting another CRC-32 of the area from target...\n"); |
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212 stat = crc32_on_target(start_addr, area_len, &target_crc_fin); |
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213 if (stat) |
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214 return(stat); |
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215 if (target_crc_fin == target_crc_init) { |
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216 printf("match, dump successful\n"); |
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217 return(0); |
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218 } else { |
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219 fprintf(stderr, "mismatch: got %lX this time\n", |
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220 target_crc_fin); |
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221 return(-1); |
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222 } |
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223 } |
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224 |
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225 cmd_dump2bin(argc, argv) |
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226 char **argv; |
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227 { |
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228 u_long area_base, area_len; |
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229 char *strtoul_endp; |
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230 |
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231 area_base = strtoul(argv[1], &strtoul_endp, 16); |
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232 if (*strtoul_endp) { |
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233 inv: fprintf(stderr, "usage: dump2bin hex-start hex-len outfile\n"); |
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234 return(-1); |
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235 } |
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236 area_len = strtoul(argv[2], &strtoul_endp, 16); |
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237 if (*strtoul_endp) |
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238 goto inv; |
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239 return loadtool_memdump(area_base, area_len, argv[3], 0); |
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240 } |
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241 |
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242 cmd_dump2srec(argc, argv) |
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243 char **argv; |
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244 { |
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245 u_long area_base, area_len; |
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246 char *strtoul_endp; |
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247 |
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248 area_base = strtoul(argv[1], &strtoul_endp, 16); |
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249 if (*strtoul_endp) { |
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250 inv: fprintf(stderr, "usage: dump2srec hex-start hex-len outfile\n"); |
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251 return(-1); |
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252 } |
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253 area_len = strtoul(argv[2], &strtoul_endp, 16); |
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254 if (*strtoul_endp) |
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255 goto inv; |
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256 return loadtool_memdump(area_base, area_len, argv[3], 1); |
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257 } |