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annotate loadtools/chainload.c @ 50:f1df95eed62c

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loadtools: -b option works in fc-iram
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sun, 23 Jun 2013 03:32:04 +0000
parents 5ca0ad4003a0
children 604648026e9c
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
42
5da0cbee2b89 fc-xram tool written, compiles, now needs to be debugged
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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 static void
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16 make_ml_arg(rec, buf)
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17 u_char *rec;
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18 char *buf;
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19 {
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20 register int i, len;
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21 register char *s;
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22
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23 len = rec[0] + 1;
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24 s = buf;
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25 for (i = 0; i < len; i++) {
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26 sprintf(s, "%02X", rec[i]);
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27 s += 2;
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28 }
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29 *s = '\0';
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30 }
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31
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32 perform_chain_load()
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33 {
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34 int resp;
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35 unsigned long rec_count;
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36 char *argv[3], srecarg[516];
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37
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38 if (open_srec_file(&xramimage) < 0)
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39 exit(1);
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40 argv[0] = "ML";
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41 argv[1] = srecarg;
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42 argv[2] = 0;
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43 for (rec_count = 0; ; ) {
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44 if (read_s_record(&xramimage) < 0)
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45 exit(1);
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46 switch (xramimage.record_type) {
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47 case '0':
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48 if (xramimage.lineno == 1)
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49 continue;
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50 fprintf(stderr,
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51 "%s: S0 record found in line %d (expected in line 1 only)\n",
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52 xramimage.filename, xramimage.lineno);
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53 exit(1);
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54 case '3':
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55 case '7':
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56 if (s3s7_get_addr_data(&xramimage) < 0)
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57 exit(1);
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58 break;
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59 default:
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60 fprintf(stderr,
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61 "%s line %d: S%c record type not supported\n",
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62 xramimage.filename, xramimage.lineno,
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63 xramimage.record_type);
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64 exit(1);
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65 }
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66 if (xramimage.record_type == '7')
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67 break;
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68 /* must be S3 */
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69 if (xramimage.datalen < 1) {
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70 fprintf(stderr,
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71 "%s line %d: S3 record has zero data length\n",
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72 xramimage.filename, xramimage.lineno);
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73 exit(1);
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74 }
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75 make_ml_arg(xramimage.record, srecarg);
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76 tpinterf_make_cmd(argv);
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77 if (tpinterf_send_cmd())
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78 exit(1);
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79 if (tpinterf_pass_output(1))
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80 exit(1);
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81 putchar('.');
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82 fflush(stdout);
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83 rec_count++;
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84 }
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85 /* got S7 */
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86 fclose(xramimage.openfile);
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87 if (!rec_count) {
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88 fprintf(stderr,
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89 "%s line %d: S7 without any preceding S3 data records\n",
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90 xramimage.filename, xramimage.lineno);
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91 exit(1);
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92 }
44
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93 printf("Sending jump command\n");
42
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94 sprintf(srecarg, "%lX", (u_long) xramimage.addr);
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95 argv[0] = "jump";
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96 tpinterf_make_cmd(argv);
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97 if (tpinterf_send_cmd())
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98 exit(1);
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99 printf("Sent \"%s %s\": XRAM image should now be running!\n",
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100 argv[0], argv[1]);
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101 return(0);
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102 }