FreeCalypso > hg > freecalypso-tools
view loadtools/clmain.c @ 183:0518ed1d0dc8
rfcal/vcxo-manual hooked into the make hierarchy
author | Mychaela Falconia <falcon@freecalypso.org> |
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date | Wed, 12 Apr 2017 07:37:26 +0000 |
parents | e7502631a0f9 |
children | 064d4eedb3a6 |
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/* * This module contains the main() function for the XRAM chain-loading * utility fc-xram. */ #include <sys/types.h> #include <stdint.h> #include <stdio.h> #include <stdlib.h> #include <termios.h> #include <unistd.h> #include "baudrate.h" #include "srecreader.h" extern char *target_ttydev; extern struct srecreader iramimage; extern char default_loadagent_image[]; extern struct srecreader xramimage; extern char hw_init_script[]; extern struct baudrate baud_rate_table[]; extern struct baudrate *current_baud_rate; extern int gta_modem_poweron; extern struct baudrate *find_baudrate_by_name(); struct baudrate *xram_load_baudrate; struct baudrate *xram_run_baudrate = baud_rate_table; /* 1st entry default */ char **passon_argv; int passon_argc; main(argc, argv) char **argv; { extern char *optarg; extern int optind; int c; struct baudrate *br; while ((c = getopt(argc, argv, "+a:b:B:c:C:h:H:i:nr:")) != EOF) switch (c) { case 'a': iramimage.filename = optarg; continue; case 'b': set_romload_baudrate(optarg); continue; case 'B': br = find_baudrate_by_name(optarg); if (!br) exit(1); /* error msg already printed */ xram_load_baudrate = br; continue; case 'c': set_compalstage_short(optarg); continue; case 'C': set_compalstage_fullpath(optarg); continue; case 'h': read_hwparam_file_shortname(optarg); continue; case 'H': read_hwparam_file_fullpath(optarg); continue; case 'i': set_beacon_interval(optarg); continue; case 'n': gta_modem_poweron = 0; continue; case 'r': br = find_baudrate_by_name(optarg); if (!br) exit(1); /* error msg already printed */ xram_run_baudrate = br; continue; case '?': default: usage: fprintf(stderr, "usage: fc-xram [options] ttyport xramimage.srec [2ndprog]\n"); exit(1); } if (argc - optind < 2) goto usage; target_ttydev = argv[optind]; xramimage.filename = argv[optind+1]; if (!iramimage.filename) iramimage.filename = default_loadagent_image; if (argc - optind >= 3) { passon_argv = argv + optind + 2; passon_argc = argc - optind - 2; } open_target_serial(); perform_compal_stage(1); perform_romload(); /* loadagent should be running now */ if (tpinterf_pass_output(1) < 0) exit(1); if (hw_init_script[0]) { printf("Executing init script %s\n", hw_init_script); c = exec_init_script(hw_init_script); if (c) exit(1); } if (xram_load_baudrate && xram_load_baudrate != current_baud_rate) { c = loadagent_switch_baud(xram_load_baudrate); if (c) exit(1); } printf("Sending XRAM image to loadagent\n"); perform_chain_load(); if (passon_argv) exec_2nd_prog(); tty_passthru(); exit(0); } exec_2nd_prog() { char **execp_argv; char **sp, **dp; extern int target_fd; char desc_arg[16]; sprintf(desc_arg, "-d%d", target_fd); execp_argv = (char **) malloc(sizeof(char *) * (passon_argc + 2)); if (!execp_argv) { perror("malloc argv for execvp"); exit(1); } sp = passon_argv; dp = execp_argv; *dp++ = *sp++; *dp++ = desc_arg; while (*sp) *dp++ = *sp++; *dp = NULL; execvp(execp_argv[0], execp_argv); fprintf(stderr, "Unable to execvp %s\n", passon_argv[0]); exit(1); }