FreeCalypso > hg > freecalypso-tools

annotate loadtools/chainload.c @ 609:ffd606adb039

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CHANGES: libserial ASYNC_LOW_LATENCY change documented
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 22 Feb 2020 19:07:46 +0000
parents dc05170ab113
children 02bdb2f366bc
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
0
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Mychaela Falconia <falcon@freecalypso.org>
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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 "srecreader.h"
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12
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13 struct srecreader xramimage;
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14
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15 extern struct baudrate *current_baud_rate;
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Mychaela Falconia <falcon@freecalypso.org>
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16 extern struct baudrate *xram_run_baudrate;
536
dc05170ab113 fc-xram JTAG mode (-j) implemented
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17 extern int xram_jtag_mode;
0
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18
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19 static void
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20 make_ml_arg(rec, buf)
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21 u_char *rec;
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22 char *buf;
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23 {
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24 register int i, len;
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25 register char *s;
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26
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27 len = rec[0] + 1;
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28 s = buf;
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29 for (i = 0; i < len; i++) {
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30 sprintf(s, "%02X", rec[i]);
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31 s += 2;
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32 }
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33 *s = '\0';
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34 }
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35
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36 perform_chain_load()
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37 {
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38 int resp;
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Mychaela Falconia <falcon@freecalypso.org>
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39 unsigned long rec_count;
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Mychaela Falconia <falcon@freecalypso.org>
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40 char *argv[3], srecarg[516];
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41
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42 if (open_srec_file(&xramimage) < 0)
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43 exit(1);
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44 argv[0] = "ML";
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45 argv[1] = srecarg;
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46 argv[2] = 0;
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47 for (rec_count = 0; ; ) {
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Mychaela Falconia <falcon@freecalypso.org>
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48 if (read_s_record(&xramimage) < 0)
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49 exit(1);
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50 switch (xramimage.record_type) {
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51 case '0':
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52 if (xramimage.lineno == 1)
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53 continue;
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54 fprintf(stderr,
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55 "%s: S0 record found in line %d (expected in line 1 only)\n",
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56 xramimage.filename, xramimage.lineno);
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57 exit(1);
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58 case '3':
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59 case '7':
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60 if (s3s7_get_addr_data(&xramimage) < 0)
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61 exit(1);
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62 break;
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63 default:
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64 fprintf(stderr,
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65 "%s line %d: S%c record type not supported\n",
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66 xramimage.filename, xramimage.lineno,
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67 xramimage.record_type);
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68 exit(1);
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69 }
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70 if (xramimage.record_type == '7')
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71 break;
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72 /* must be S3 */
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73 if (xramimage.datalen < 1) {
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74 fprintf(stderr,
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75 "%s line %d: S3 record has zero data length\n",
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76 xramimage.filename, xramimage.lineno);
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77 exit(1);
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78 }
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79 if (!rec_count)
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80 printf("Each \'.\' is 100 S-records\n");
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81 make_ml_arg(xramimage.record, srecarg);
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82 tpinterf_make_cmd(argv);
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83 if (tpinterf_send_cmd())
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84 exit(1);
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85 if (tpinterf_pass_output(1))
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86 exit(1);
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87 rec_count++;
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88 if (rec_count % 100 == 0) {
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Mychaela Falconia <falcon@freecalypso.org>
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89 putchar('.');
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90 fflush(stdout);
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91 }
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92 }
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93 /* got S7 */
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Mychaela Falconia <falcon@freecalypso.org>
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94 fclose(xramimage.openfile);
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95 if (!rec_count) {
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96 fprintf(stderr,
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97 "%s line %d: S7 without any preceding S3 data records\n",
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Mychaela Falconia <falcon@freecalypso.org>
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98 xramimage.filename, xramimage.lineno);
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99 exit(1);
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100 }
535
88962b111edc fc-xram: print a newline after the dots
Mychaela Falconia <falcon@freecalypso.org>
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101 putchar('\n'); /* newline after the dots */
0
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Mychaela Falconia <falcon@freecalypso.org>
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102 if (xram_run_baudrate != current_baud_rate) {
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Mychaela Falconia <falcon@freecalypso.org>
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103 resp = loadagent_switch_baud(xram_run_baudrate);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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104 if (resp)
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Mychaela Falconia <falcon@freecalypso.org>
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105 exit(1);
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106 }
536
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107 if (xram_jtag_mode) {
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Mychaela Falconia <falcon@freecalypso.org>
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108 printf(
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109 "Leaving target in loadagent for JTAG; image start address is 0x%08lX\n",
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Mychaela Falconia <falcon@freecalypso.org>
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110 (u_long) xramimage.addr);
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111 exit(0);
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diff changeset
112 }
0
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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113 printf("Sending jump command\n");
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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114 sprintf(srecarg, "%lX", (u_long) xramimage.addr);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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115 argv[0] = "jump";
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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116 tpinterf_make_cmd(argv);
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Mychaela Falconia <falcon@freecalypso.org>
parents:
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117 if (tpinterf_send_cmd())
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Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 exit(1);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119 printf("Sent \"%s %s\": XRAM image should now be running!\n",
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 argv[0], argv[1]);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 return(0);
e7502631a0f9 initial import from freecalypso-sw rev 1033:5ab737ac3ad7
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 }