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annotate loadtools/flprogsrec.c @ 313:9df7f9c72e17

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ARM exception handling: stack setup added
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Mon, 17 Mar 2014 07:47:18 +0000
parents cd12d1049f91
children f027c6fbe37e
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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99
b78db17bfc85 fc-loadtool: flash program-{m0,srec} implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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1 /*
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2 * In this module we are going to implement the flash program-srec and
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3 * flash program-m0 commands: programming flash using S-record files
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4 * as the data source.
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5 */
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6
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7 #include <sys/types.h>
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8 #include <stdio.h>
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9 #include <stdint.h>
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10 #include <stdlib.h>
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11 #include "flash.h"
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12 #include "srecreader.h"
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13
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14 extern struct flash_bank_info flash_bank_info[2];
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15
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16 flashcmd_progsrec_gen(bank, imgfile, is_m0)
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17 char *imgfile;
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18 {
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19 struct flash_bank_info *bi;
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20 struct srecreader srr;
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21 char *targv[4], shortarg[10], longarg[513];
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22 int resp;
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23 unsigned long rec_count;
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24
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25 srr.filename = imgfile;
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26 resp = open_srec_file(&srr);
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27 if (resp < 0)
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28 return(resp);
205
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29 resp = flash_id_check(bank, 0);
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30 if (resp) {
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31 fclose(srr.openfile);
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32 return(resp);
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33 }
99
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34 bi = flash_bank_info + bank;
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35 sprintf(shortarg, "%lx", (u_long) bi->base_addr);
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36 targv[0] = "AMFB";
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37 targv[1] = shortarg;
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38 targv[2] = 0;
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39 printf("Setting flash base address: %s %s\n", targv[0], targv[1]);
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40 tpinterf_make_cmd(targv);
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41 if (tpinterf_send_cmd() < 0) {
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42 fclose(srr.openfile);
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43 return(-1);
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44 }
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45 resp = tpinterf_pass_output(1);
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46 if (resp) {
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47 fclose(srr.openfile);
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48 return(resp);
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49 }
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50 targv[0] = "AMFW";
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51 targv[1] = shortarg;
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52 targv[2] = longarg;
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53 targv[3] = 0;
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54 for (rec_count = 0; ; ) {
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55 if (read_s_record(&srr) < 0) {
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56 /* error msg already printed */
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57 fclose(srr.openfile);
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58 return(-1);
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59 }
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60 if (srr.record_type == '0') {
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61 if (srr.lineno == 1)
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62 continue;
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63 fprintf(stderr,
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64 "Warning: S0 record found in line %d of %s (expected in line 1 only)\n",
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65 srr.lineno, srr.filename);
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66 continue;
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67 } else if (srr.record_type == '7')
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68 break;
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69 else if (srr.record_type != '3') {
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70 fprintf(stderr,
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71 "Warning: unsupported S%c record type in line %d of %s\n",
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72 srr.record_type, srr.lineno, srr.filename);
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73 continue;
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74 }
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75 /* must be S3 */
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76 if (s3s7_get_addr_data(&srr) < 0) {
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77 /* error msg already printed */
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78 fclose(srr.openfile);
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79 return(-1);
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80 }
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81 if (srr.datalen < 1) {
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82 fprintf(stderr,
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83 "%s line %d: S3 record of zero data length ignored\n",
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84 srr.filename, srr.lineno);
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85 continue;
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86 }
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87 if (srr.addr & 1 || srr.datalen & 1) {
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88 fprintf(stderr,
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89 "%s line %d: violates word alignment requirement\n",
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90 srr.filename, srr.lineno);
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91 fclose(srr.openfile);
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92 return(-1);
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93 }
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94 srr.addr &= bi->total_size - 1;
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95 if (srr.addr + srr.datalen > bi->total_size) {
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96 fprintf(stderr,
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97 "%s line %d: goes past the end of the flash bank\n",
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98 srr.filename, srr.lineno);
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99 fclose(srr.openfile);
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100 return(-1);
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101 }
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102 if (!rec_count)
106
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103 printf("Programming flash, each \'.\' is 100 S-records\n");
99
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104 sprintf(shortarg, "%lx", (u_long) srr.addr);
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105 build_flashw_hex_string(srr.record + 5, longarg,
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106 srr.datalen >> 1, is_m0);
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107 tpinterf_make_cmd(targv);
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108 if (tpinterf_send_cmd() < 0) {
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109 fclose(srr.openfile);
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110 return(-1);
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111 }
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112 resp = tpinterf_pass_output(8); /* 8 s timeout */
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113 if (resp) {
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114 fclose(srr.openfile);
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115 return(resp);
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116 }
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117 rec_count++;
106
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118 if (rec_count % 100 == 0) {
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119 putchar('.');
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120 fflush(stdout);
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121 }
99
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122 }
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123 /* got S7 */
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124 fclose(srr.openfile);
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125 if (!rec_count) {
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126 fprintf(stderr,
b78db17bfc85 fc-loadtool: flash program-{m0,srec} implemented
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127 "%s line %d: S7 without any preceding S3 data records\n",
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128 srr.filename, srr.lineno);
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129 return(-1);
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130 }
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131 printf("\nProgramming complete\n");
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132 return(0);
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133 }
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134
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135 flashcmd_program_srec(argc, argv, bank)
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136 char **argv;
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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137 {
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138 if (argc != 3) {
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139 fprintf(stderr, "usage: %s %s image.srec\n", argv[0], argv[1]);
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140 return(-1);
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141 }
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142 return flashcmd_progsrec_gen(bank, argv[2], 0);
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143 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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144
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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145 flashcmd_program_m0(argc, argv, bank)
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diff changeset
146 char **argv;
b78db17bfc85 fc-loadtool: flash program-{m0,srec} implemented
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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147 {
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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diff changeset
148 if (argc != 3) {
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149 fprintf(stderr, "usage: %s %s image.m0\n", argv[0], argv[1]);
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150 return(-1);
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151 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
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152 return flashcmd_progsrec_gen(bank, argv[2], 1);
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153 }