FreeCalypso > hg > freecalypso-tools
annotate loadtools/chainload.c @ 811:4c7f3778dc24
fc-tmsh: add simple commands carried via ETM debug opcode
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Mon, 10 May 2021 00:59:15 +0000 |
parents | 185c9bf208d3 |
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1 /* |
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2 * This module implements the chain-loading of XRAM images via loadagent. |
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3 */ |
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4 |
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5 #include <sys/types.h> |
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6 #include <stdint.h> |
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7 #include <stdio.h> |
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8 #include <stdlib.h> |
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9 #include <string.h> |
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10 #include <strings.h> |
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11 #include <time.h> |
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12 #include <unistd.h> |
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13 #include "../libserial/baudrate.h" |
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14 #include "discontig.h" |
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15 #include "srecreader.h" |
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16 |
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17 extern int target_fd; |
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18 |
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19 struct srecreader xramimage; |
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20 |
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21 extern struct baudrate *current_baud_rate; |
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22 extern struct baudrate *xram_run_baudrate; |
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23 extern int xram_jtag_mode; |
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24 extern uint32_t crc32_table[]; |
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25 |
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26 perform_chain_load() |
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27 { |
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28 int rc, reclen, too_many_regions; |
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29 unsigned long rec_count; |
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30 struct discontig_prog regions[MAX_SREC_REGIONS], *regp; |
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31 unsigned regcount, reg; |
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32 char *argv[3], jumparg[10]; |
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33 u_char scratch[3], expect_conf[3]; |
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34 time_t start_time, finish_time; |
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35 unsigned duration, mm, ss; |
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36 u_long crc_from_target; |
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37 int i, c; |
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38 |
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39 if (open_srec_file(&xramimage) < 0) |
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40 exit(1); |
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41 /* enter binary RAM download mode */ |
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42 argv[0] = "BINML"; |
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43 argv[1] = 0; |
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44 tpinterf_make_cmd(argv); |
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45 if (tpinterf_send_cmd()) |
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46 exit(1); |
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47 /* read and send S-record image */ |
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48 expect_conf[0] = 0x06; |
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49 regp = regions; |
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50 regcount = 0; |
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51 too_many_regions = 0; |
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52 for (rec_count = 0; ; ) { |
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53 if (read_s_record(&xramimage) < 0) |
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54 exit(1); |
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55 switch (xramimage.record_type) { |
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56 case '0': |
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57 if (xramimage.lineno == 1) |
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58 continue; |
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59 fprintf(stderr, |
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60 "%s: S0 record found in line %d (expected in line 1 only)\n", |
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61 xramimage.filename, xramimage.lineno); |
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62 exit(1); |
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63 case '3': |
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64 case '7': |
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65 if (s3s7_get_addr_data(&xramimage) < 0) |
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66 exit(1); |
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67 break; |
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68 default: |
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69 fprintf(stderr, |
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70 "%s line %d: S%c record type not supported\n", |
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71 xramimage.filename, xramimage.lineno, |
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72 xramimage.record_type); |
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73 exit(1); |
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74 } |
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75 if (xramimage.record_type == '7') |
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76 break; |
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77 /* must be S3 */ |
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78 if (xramimage.datalen < 1) { |
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79 fprintf(stderr, |
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80 "%s line %d: S3 record has zero data length\n", |
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81 xramimage.filename, xramimage.lineno); |
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82 exit(1); |
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83 } |
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84 if (!rec_count) { |
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85 printf("Each \'.\' is %d S-records\n", |
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86 current_baud_rate->xram_records); |
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87 time(&start_time); |
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88 } |
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89 reclen = xramimage.datalen + 6; |
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90 if (write(target_fd, xramimage.record, reclen) != reclen) { |
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91 perror("binary write to target"); |
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92 exit(1); |
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93 } |
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94 rec_count++; |
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95 /* discontiguous regions and CRC-32 accumulation */ |
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96 if (!regcount) { |
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97 regp->start = xramimage.addr; |
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98 regp->end = xramimage.addr; |
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99 regp->crc = 0xFFFFFFFF; |
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100 regcount = 1; |
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101 } |
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102 if (xramimage.addr != regp->end) { |
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103 if (regcount >= MAX_SREC_REGIONS) |
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104 too_many_regions = 1; |
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105 else { |
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106 regp++; |
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107 regcount++; |
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108 regp->start = xramimage.addr; |
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109 regp->end = xramimage.addr; |
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110 regp->crc = 0xFFFFFFFF; |
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111 } |
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112 } |
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113 if (!too_many_regions) { |
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114 for (i = 0; i < xramimage.datalen; i++) { |
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115 c = xramimage.record[i+5]; |
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116 regp->crc = crc32_table[regp->crc & 0xFF ^ c] |
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117 ^ (regp->crc >> 8); |
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118 } |
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119 regp->end += xramimage.datalen; |
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120 } |
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121 /* target sync and progress indication */ |
651
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fc-xram number of records per batch made baudrate-dependent
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122 if (rec_count % current_baud_rate->xram_records == 0) { |
650
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fc-xram reworked to use the new binary protocol
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614
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123 scratch[0] = 0x05; /* ENQ */ |
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124 write(target_fd, scratch, 1); |
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125 if (collect_binblock_from_target(scratch, 3, 1)) |
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126 exit(1); |
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127 expect_conf[1] = rec_count >> 8; |
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128 expect_conf[2] = rec_count; |
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129 if (bcmp(scratch, expect_conf, 3)) { |
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130 fprintf(stderr, |
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131 "error: expected sync mismatch\n"); |
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132 exit(1); |
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133 } |
0
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134 putchar('.'); |
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135 fflush(stdout); |
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136 } |
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137 } |
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138 /* got S7 */ |
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139 fclose(xramimage.openfile); |
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140 if (!rec_count) { |
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141 fprintf(stderr, |
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142 "%s line %d: S7 without any preceding S3 data records\n", |
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143 xramimage.filename, xramimage.lineno); |
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144 exit(1); |
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|
145 } |
535
88962b111edc
fc-xram: print a newline after the dots
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parents:
0
diff
changeset
|
146 putchar('\n'); /* newline after the dots */ |
650
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147 scratch[0] = 0x04; /* EOT */ |
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148 write(target_fd, scratch, 1); |
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|
149 if (collect_binblock_from_target(scratch, 1, 1)) |
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|
150 exit(1); |
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|
151 time(&finish_time); |
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|
152 if (scratch[0] != '=') { |
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|
153 fprintf(stderr, "error: \'=\' not received as expected\n"); |
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154 exit(1); |
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|
155 } |
614
02bdb2f366bc
fc-xram: added transfer time reporting
Mychaela Falconia <falcon@freecalypso.org>
parents:
536
diff
changeset
|
156 duration = finish_time - start_time; |
02bdb2f366bc
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536
diff
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|
157 mm = duration / 60; |
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536
diff
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|
158 ss = duration - mm * 60; |
692
185c9bf208d3
loadtools operation time reporting: two digits for seconds
Mychaela Falconia <falcon@freecalypso.org>
parents:
666
diff
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|
159 printf("XRAM image transferred in %um%02us\n", mm, ss); |
656
9f5a3e9e6294
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|
160 printf("Verifying CRC-32 of %u downloaded region(s)\n", regcount); |
9f5a3e9e6294
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651
diff
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|
161 for (reg = 0, regp = regions; reg < regcount; reg++, regp++) { |
9f5a3e9e6294
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diff
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|
162 rc = crc32_on_target((u_long) regp->start, |
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|
163 (u_long) (regp->end - regp->start), |
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|
164 &crc_from_target); |
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|
165 if (rc < 0) |
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651
diff
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|
166 exit(1); |
9f5a3e9e6294
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Mychaela Falconia <falcon@freecalypso.org>
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651
diff
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|
167 if (crc_from_target != regp->crc) { |
9f5a3e9e6294
fc-xram: implemented CRC-32 verification
Mychaela Falconia <falcon@freecalypso.org>
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651
diff
changeset
|
168 fprintf(stderr, "error: CRC mismatch!\n"); |
9f5a3e9e6294
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Mychaela Falconia <falcon@freecalypso.org>
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|
169 exit(1); |
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651
diff
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|
170 } |
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651
diff
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|
171 putchar('.'); |
9f5a3e9e6294
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651
diff
changeset
|
172 fflush(stdout); |
9f5a3e9e6294
fc-xram: implemented CRC-32 verification
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651
diff
changeset
|
173 } |
9f5a3e9e6294
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Mychaela Falconia <falcon@freecalypso.org>
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651
diff
changeset
|
174 putchar('\n'); |
0
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
175 if (xram_run_baudrate != current_baud_rate) { |
656
9f5a3e9e6294
fc-xram: implemented CRC-32 verification
Mychaela Falconia <falcon@freecalypso.org>
parents:
651
diff
changeset
|
176 rc = loadagent_switch_baud(xram_run_baudrate); |
9f5a3e9e6294
fc-xram: implemented CRC-32 verification
Mychaela Falconia <falcon@freecalypso.org>
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651
diff
changeset
|
177 if (rc) |
0
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
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diff
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|
178 exit(1); |
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
179 } |
536
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
180 if (xram_jtag_mode) { |
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
181 printf( |
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
182 "Leaving target in loadagent for JTAG; image start address is 0x%08lX\n", |
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
183 (u_long) xramimage.addr); |
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
184 exit(0); |
dc05170ab113
fc-xram JTAG mode (-j) implemented
Mychaela Falconia <falcon@freecalypso.org>
parents:
535
diff
changeset
|
185 } |
0
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
186 printf("Sending jump command\n"); |
650
bf840c984113
fc-xram reworked to use the new binary protocol
Mychaela Falconia <falcon@freecalypso.org>
parents:
614
diff
changeset
|
187 sprintf(jumparg, "%lX", (u_long) xramimage.addr); |
0
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
188 argv[0] = "jump"; |
650
bf840c984113
fc-xram reworked to use the new binary protocol
Mychaela Falconia <falcon@freecalypso.org>
parents:
614
diff
changeset
|
189 argv[1] = jumparg; |
bf840c984113
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Mychaela Falconia <falcon@freecalypso.org>
parents:
614
diff
changeset
|
190 argv[2] = 0; |
0
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
191 tpinterf_make_cmd(argv); |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
192 if (tpinterf_send_cmd()) |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
193 exit(1); |
e7502631a0f9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
194 printf("Sent \"%s %s\": XRAM image should now be running!\n", |
e7502631a0f9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
195 argv[0], argv[1]); |
e7502631a0f9
initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
196 return(0); |
e7502631a0f9
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff
changeset
|
197 } |