FreeCalypso > hg > freecalypso-tools

comparison loadtools/clmain.c @ 0:e7502631a0f9

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initial import from freecalypso-sw rev 1033:5ab737ac3ad7
author Mychaela Falconia <falcon@freecalypso.org>
date Sat, 11 Jun 2016 00:13:35 +0000
parents
children 064d4eedb3a6
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-1:000000000000 0:e7502631a0f9
1 /*
2 * This module contains the main() function for the XRAM chain-loading
3 * utility fc-xram.
4 */
5
6 #include <sys/types.h>
7 #include <stdint.h>
8 #include <stdio.h>
9 #include <stdlib.h>
10 #include <termios.h>
11 #include <unistd.h>
12 #include "baudrate.h"
13 #include "srecreader.h"
14
15 extern char *target_ttydev;
16 extern struct srecreader iramimage;
17 extern char default_loadagent_image[];
18 extern struct srecreader xramimage;
19 extern char hw_init_script[];
20 extern struct baudrate baud_rate_table[];
21 extern struct baudrate *current_baud_rate;
22 extern int gta_modem_poweron;
23
24 extern struct baudrate *find_baudrate_by_name();
25
26 struct baudrate *xram_load_baudrate;
27 struct baudrate *xram_run_baudrate = baud_rate_table; /* 1st entry default */
28
29 char **passon_argv;
30 int passon_argc;
31
32 main(argc, argv)
33 char **argv;
34 {
35 extern char *optarg;
36 extern int optind;
37 int c;
38 struct baudrate *br;
39
40 while ((c = getopt(argc, argv, "+a:b:B:c:C:h:H:i:nr:")) != EOF)
41 switch (c) {
42 case 'a':
43 iramimage.filename = optarg;
44 continue;
45 case 'b':
46 set_romload_baudrate(optarg);
47 continue;
48 case 'B':
49 br = find_baudrate_by_name(optarg);
50 if (!br)
51 exit(1); /* error msg already printed */
52 xram_load_baudrate = br;
53 continue;
54 case 'c':
55 set_compalstage_short(optarg);
56 continue;
57 case 'C':
58 set_compalstage_fullpath(optarg);
59 continue;
60 case 'h':
61 read_hwparam_file_shortname(optarg);
62 continue;
63 case 'H':
64 read_hwparam_file_fullpath(optarg);
65 continue;
66 case 'i':
67 set_beacon_interval(optarg);
68 continue;
69 case 'n':
70 gta_modem_poweron = 0;
71 continue;
72 case 'r':
73 br = find_baudrate_by_name(optarg);
74 if (!br)
75 exit(1); /* error msg already printed */
76 xram_run_baudrate = br;
77 continue;
78 case '?':
79 default:
80 usage: fprintf(stderr,
81 "usage: fc-xram [options] ttyport xramimage.srec [2ndprog]\n");
82 exit(1);
83 }
84 if (argc - optind < 2)
85 goto usage;
86 target_ttydev = argv[optind];
87 xramimage.filename = argv[optind+1];
88 if (!iramimage.filename)
89 iramimage.filename = default_loadagent_image;
90 if (argc - optind >= 3) {
91 passon_argv = argv + optind + 2;
92 passon_argc = argc - optind - 2;
93 }
94
95 open_target_serial();
96 perform_compal_stage(1);
97 perform_romload();
98 /* loadagent should be running now */
99 if (tpinterf_pass_output(1) < 0)
100 exit(1);
101 if (hw_init_script[0]) {
102 printf("Executing init script %s\n", hw_init_script);
103 c = exec_init_script(hw_init_script);
104 if (c)
105 exit(1);
106 }
107 if (xram_load_baudrate && xram_load_baudrate != current_baud_rate) {
108 c = loadagent_switch_baud(xram_load_baudrate);
109 if (c)
110 exit(1);
111 }
112 printf("Sending XRAM image to loadagent\n");
113 perform_chain_load();
114 if (passon_argv)
115 exec_2nd_prog();
116 tty_passthru();
117 exit(0);
118 }
119
120 exec_2nd_prog()
121 {
122 char **execp_argv;
123 char **sp, **dp;
124 extern int target_fd;
125 char desc_arg[16];
126
127 sprintf(desc_arg, "-d%d", target_fd);
128 execp_argv = (char **) malloc(sizeof(char *) * (passon_argc + 2));
129 if (!execp_argv) {
130 perror("malloc argv for execvp");
131 exit(1);
132 }
133 sp = passon_argv;
134 dp = execp_argv;
135 *dp++ = *sp++;
136 *dp++ = desc_arg;
137 while (*sp)
138 *dp++ = *sp++;
139 *dp = NULL;
140 execvp(execp_argv[0], execp_argv);
141 fprintf(stderr, "Unable to execvp %s\n", passon_argv[0]);
142 exit(1);
143 }