FreeCalypso > hg > freecalypso-sw

annotate loadtools/romload.c @ 74:8138a6380ae3

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pirexplore: attempt to play with SPCA552E
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Sat, 27 Jul 2013 07:30:08 +0000
parents f1df95eed62c
children ccc5161848c7
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1 /*
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2 * This module implements the communication protocol for pushing our
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3 * IRAM-loadable code to the Calypso ROM bootloader.
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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 <sys/ioctl.h>
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8 #include <sys/time.h>
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9 #include <sys/errno.h>
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10 #include <stdint.h>
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11 #include <stdio.h>
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12 #include <stdlib.h>
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13 #include <strings.h>
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14 #include <termios.h>
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15 #include <unistd.h>
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16 #include "baudrate.h"
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17 #include "srecreader.h"
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18
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19 extern int errno;
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20
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21 extern char *target_ttydev;
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22 extern int target_fd;
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23 extern struct baudrate baud_rate_table[];
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24 extern struct baudrate *find_baudrate_by_name();
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25
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26 struct srecreader iramimage;
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27 struct baudrate *romload_baud_rate = baud_rate_table; /* 1st entry default */
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28
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29 static int beacon_interval = 13; /* in milliseconds */
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30
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31 static u_char beacon_cmd[2] = {'<', 'i'};
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32
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33 static u_char param_cmd[11] = {'<', 'p',
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34 0x00, /* baud rate select code (115200) */
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35 0x00, /* DPLL setup: leave it off like on power-up, */
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36 /* OsmocomBB does the same thing */
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37 0x00, 0x04, /* chip select timing (WS) settings */
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38 /* our setting matches both OsmocomBB */
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39 /* and what the ROM runs with */
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40 /* before receiving this command */
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41 0x22, /* FFFF:F900 register config, low byte */
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42 /* OsmocomBB sends 0x00 here, but I've chosen */
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43 /* 0x22 to match the setting of this register */
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44 /* used by the boot ROM before this command. */
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45 0x00, 0x01, 0xD4, 0xC0 /* UART timeout */
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46 /* I've chosen the same value as what the */
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47 /* boot ROM runs with before getting this cmd */
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48 };
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49
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50 static u_char write_cmd[10] = {'<', 'w', 0x01, 0x01, 0x00};
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51 static u_char cksum_cmd[3] = {'<', 'c'};
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52 static u_char branch_cmd[6] = {'<', 'b'};
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53
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54 #define INTERMEDIATE_TIMEOUT 500 /* ms to wait for responses */
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55 #define SERIAL_FLUSH_DELAY 200 /* also in ms */
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56
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57 /*
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58 * The following function should be called by command line option
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59 * parsers upon encountering the -i option.
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60 */
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61 set_beacon_interval(arg)
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62 char *arg;
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63 {
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64 int i;
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65
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66 i = atoi(arg);
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67 if (i < 2 || i > 500) {
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68 fprintf(stderr, "invalid -i argument specified\n");
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69 exit(1);
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70 }
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71 beacon_interval = i;
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72 }
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73
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74 /*
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75 * The following function should be called by command line option
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76 * parsers upon encountering the -b option.
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77 */
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78 set_romload_baudrate(arg)
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79 char *arg;
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80 {
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81 struct baudrate *br;
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82
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83 br = find_baudrate_by_name(arg);
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84 if (!br)
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85 exit(1); /* error msg already printed */
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86 if (br->bootrom_code < 0) {
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87 fprintf(stderr,
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88 "baud rate of %s is not supported by the Calypso boot ROM\n",
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89 br->name);
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90 exit(1);
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91 }
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92 romload_baud_rate = br;
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93 }
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94
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95 /*
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96 * The following functions alter some of the parameters sent to the
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97 * boot ROM in the <p command.
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98 */
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99 set_romload_pll_conf(byte)
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100 {
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101 param_cmd[3] = byte;
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102 }
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103
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104 set_romload_rhea_cntl(byte)
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105 {
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106 param_cmd[6] = byte;
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107 }
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108
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109 static int
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110 expect_response(timeout)
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111 {
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112 char buf[2];
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113 fd_set fds;
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114 struct timeval tv;
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115 int pass, cc;
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116
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117 for (pass = 0; pass < 2; ) {
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118 FD_ZERO(&fds);
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119 FD_SET(target_fd, &fds);
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120 tv.tv_sec = 0;
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121 tv.tv_usec = timeout * 1000;
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122 cc = select(target_fd+1, &fds, NULL, NULL, &tv);
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123 if (cc < 0) {
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124 if (errno == EINTR)
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125 continue;
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126 perror("select");
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127 exit(1);
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128 }
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129 if (cc < 1)
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130 return(-1);
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131 cc = read(target_fd, buf + pass, 2 - pass);
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132 if (cc <= 0) {
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133 perror("read after successful select");
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134 exit(1);
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135 }
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136 if (pass == 0 && buf[0] != '>')
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137 continue;
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138 pass += cc;
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139 }
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140 return(buf[1]);
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141 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
142
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
143 static
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
144 send_beacons()
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
145 {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
146 printf("Sending beacons to %s\n", target_ttydev);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
147 do
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
148 write(target_fd, beacon_cmd, sizeof beacon_cmd);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
149 while (expect_response(beacon_interval) != 'i');
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
150 return 0;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
151 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
152
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
153 static uint32_t
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
154 compute_block_cksum()
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
155 {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
156 uint32_t sum;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
157 int i, llen;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
158
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
159 sum = iramimage.datalen + 5;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
160 llen = iramimage.datalen + 4;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
161 for (i = 0; i < llen; i++)
10
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
162 sum += iramimage.record[i+1];
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
163 return sum;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
164 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
165
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
166 perform_romload()
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
167 {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
168 int resp;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
169 uint16_t image_cksum;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
170 unsigned long rec_count;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
171 static int zero = 0;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
172
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
173 if (open_srec_file(&iramimage) < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
174 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
175 ioctl(target_fd, FIONBIO, &zero);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
176 send_beacons();
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
177 printf("Got beacon response, attempting download\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
178
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
179 usleep(SERIAL_FLUSH_DELAY * 1000);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
180 tcflush(target_fd, TCIFLUSH);
49
54392d1ea474 loadtools: first beginnings for the baud rate switching logic
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 17
diff changeset
181 param_cmd[2] = romload_baud_rate->bootrom_code;
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
182 write(target_fd, param_cmd, sizeof param_cmd);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
183 resp = expect_response(INTERMEDIATE_TIMEOUT);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
184 if (resp != 'p') {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
185 if (resp < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
186 fprintf(stderr, "No response to <p command\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
187 else if (isprint(resp))
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
188 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
189 "Got >%c in response to <p command; expected >p\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
190 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
191 else
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
192 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
193 "Got > %02X in response to <p command; expected >p\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
194 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
195 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
196 }
49
54392d1ea474 loadtools: first beginnings for the baud rate switching logic
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 17
diff changeset
197 printf("<p command successful, switching to %s baud\n",
54392d1ea474 loadtools: first beginnings for the baud rate switching logic
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 17
diff changeset
198 romload_baud_rate->name);
54392d1ea474 loadtools: first beginnings for the baud rate switching logic
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 17
diff changeset
199 switch_baud_rate(romload_baud_rate);
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
200 usleep(SERIAL_FLUSH_DELAY * 1000);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
201 tcflush(target_fd, TCIFLUSH);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
202
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
203 image_cksum = 0;
10
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
204 for (rec_count = 0; ; ) {
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
205 if (read_s_record(&iramimage) < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
206 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
207 switch (iramimage.record_type) {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
208 case '0':
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
209 if (iramimage.lineno == 1)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
210 continue;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
211 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
212 "%s: S0 record found in line %d (expected in line 1 only)\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
213 iramimage.filename, iramimage.lineno);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
214 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
215 case '3':
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
216 case '7':
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
217 if (s3s7_get_addr_data(&iramimage) < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
218 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
219 break;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
220 default:
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
221 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
222 "%s line %d: S%c record type not supported\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
223 iramimage.filename, iramimage.lineno,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
224 iramimage.record_type);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
225 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
226 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
227 if (iramimage.record_type == '7')
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
228 break;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
229 /* must be S3 */
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
230 if (iramimage.datalen < 1) {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
231 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
232 "%s line %d: S3 record has zero data length\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
233 iramimage.filename, iramimage.lineno);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
234 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
235 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
236 /* form <w command */
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
237 if (!rec_count)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
238 printf("Sending image payload\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
239 write_cmd[5] = iramimage.datalen;
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
240 bcopy(iramimage.record + 1, write_cmd + 6, 4);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
241 write(target_fd, write_cmd, sizeof write_cmd);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
242 write(target_fd, iramimage.record + 5, iramimage.datalen);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
243 /* update our checksum accumulator */
10
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
244 image_cksum += ~compute_block_cksum() & 0xFF;
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
245 /* collect response */
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
246 resp = expect_response(INTERMEDIATE_TIMEOUT);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
247 if (resp != 'w') {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
248 fprintf(stderr, "Block #%lu: ", rec_count);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
249 if (resp < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
250 fprintf(stderr, "No response to <w command\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
251 else if (isprint(resp))
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
252 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
253 "Got >%c in response to <w command; expected >w\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
254 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
255 else
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
256 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
257 "Got > %02X in response to <w command; expected >w\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
258 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
259 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
260 }
10
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
261 putchar('.');
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
262 fflush(stdout);
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
263 rec_count++;
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
264 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
265 /* got S7 */
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
266 fclose(iramimage.openfile);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
267 if (!rec_count) {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
268 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
269 "%s line %d: S7 without any preceding S3 data records\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
270 iramimage.filename, iramimage.lineno);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
271 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
272 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
273
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
274 /* send <c */
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
275 printf("Sending checksum\n");
10
e2e80a09338e fc-sertool actually works; output from loadagent is visible!
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents: 9
diff changeset
276 cksum_cmd[2] = ~image_cksum & 0xFF;
9
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
277 write(target_fd, cksum_cmd, sizeof cksum_cmd);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
278 resp = expect_response(INTERMEDIATE_TIMEOUT);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
279 if (resp != 'c') {
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
280 if (resp < 0)
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
281 fprintf(stderr, "No response to <c command\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
282 else if (isprint(resp))
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
283 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
284 "Got >%c in response to <c command; expected >c\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
285 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
286 else
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
287 fprintf(stderr,
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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288 "Got > %02X in response to <c command; expected >c\n",
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
289 resp);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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290 exit(1);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
291 }
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
292 printf("<c command successful, sending <b\n");
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
293
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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294 bcopy(iramimage.record + 1, branch_cmd + 2, 4);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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295 write(target_fd, branch_cmd, sizeof branch_cmd);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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296 resp = expect_response(INTERMEDIATE_TIMEOUT);
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
297 if (resp != 'b') {
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
298 if (resp < 0)
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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299 fprintf(stderr, "No response to <b command\n");
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
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300 else if (isprint(resp))
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
301 fprintf(stderr,
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
302 "Got >%c in response to <b command; expected >b\n",
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Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
303 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
304 else
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
305 fprintf(stderr,
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
306 "Got > %02X in response to <b command; expected >b\n",
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
307 resp);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
308 exit(1);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
309 }
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
310 printf("<b command successful: downloaded image should now be running!\n");
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
311 return(0);
fea204bc7674 fc-sertool compiles
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
312 }