git.zerfleddert.de Git - proxmark3-svn/blob - client/flasher.c

   1 //-----------------------------------------------------------------------------
   2 // This code is licensed to you under the terms of the GNU GPL, version 2 or,
   3 // at your option, any later version. See the LICENSE.txt file for the text of
   4 // the license.
   5 //-----------------------------------------------------------------------------
   6 // Flasher frontend tool
   7 //-----------------------------------------------------------------------------
   8
   9 #include <stdio.h>
  10 #include <stdlib.h>
  11 #include <string.h>
  12 #include "sleep.h"
  13 #include "proxmark3.h"
  14 #include "flash.h"
  15 #include "uart.h"
  16 #include "usb_cmd.h"
  17
  18 static serial_port sp;
  19 static char* serial_port_name;
  20
  21 void cmd_debug(UsbCommand* UC) {
  22   //  Debug
  23   printf("UsbCommand length[len=%zd]\n",sizeof(UsbCommand));
  24   printf("  cmd[len=%zd]: %016"llx"\n",sizeof(UC->cmd),UC->cmd);
  25   printf(" arg0[len=%zd]: %016"llx"\n",sizeof(UC->arg[0]),UC->arg[0]);
  26   printf(" arg1[len=%zd]: %016"llx"\n",sizeof(UC->arg[1]),UC->arg[1]);
  27   printf(" arg2[len=%zd]: %016"llx"\n",sizeof(UC->arg[2]),UC->arg[2]);
  28   printf(" data[len=%zd]: ",sizeof(UC->d.asBytes));
  29   for (size_t i=0; i<16; i++) {
  30     printf("%02x",UC->d.asBytes[i]);
  31   }
  32   printf("...\n");
  33 }
  34
  35 void SendCommand(UsbCommand* txcmd) {
  36 //  printf("send: ");
  37 //  cmd_debug(txcmd);
  38   if (!uart_send(sp,(byte_t*)txcmd,sizeof(UsbCommand))) {
  39     printf("Sending bytes to proxmark failed\n");
  40     exit(1);
  41   }
  42 }
  43
  44 void ReceiveCommand(UsbCommand* rxcmd) {
  45   byte_t* prxcmd = (byte_t*)rxcmd;
  46   byte_t* prx = prxcmd;
  47   size_t rxlen;
  48   while (true) {
  49     rxlen = sizeof(UsbCommand) - (prx-prxcmd);
  50     if (uart_receive(sp,prx,&rxlen)) {
  51 //      printf("received [%zd] bytes\n",rxlen);
  52       prx += rxlen;
  53       if ((prx-prxcmd) >= sizeof(UsbCommand)) {
  54 //        printf("received: ");
  55 //        cmd_debug(rxcmd);
  56         return;
  57       }
  58     }
  59   }
  60 }
  61
  62 void CloseProxmark() {
  63   // Clean up the port
  64   uart_close(sp);
  65 }
  66
  67 int OpenProxmark(size_t i) {
  68   sp = uart_open(serial_port_name);
  69   if (sp == INVALID_SERIAL_PORT) {
  70                 //poll once a second
  71                 sleep(1);
  72     return 0;
  73   }
  74   return 1;
  75 }
  76
  77 static void usage(char *argv0)
  78 {
  79         fprintf(stderr, "Usage:   %s <port> [-b] image.elf [image.elf...]\n\n", argv0);
  80         fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
  81         fprintf(stderr, "Example: %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
  82 }
  83
  84 #define MAX_FILES 4
  85
  86 int main(int argc, char **argv)
  87 {
  88         int can_write_bl = 0;
  89         int num_files = 0;
  90         int res;
  91         flash_file_t files[MAX_FILES];
  92
  93         memset(files, 0, sizeof(files));
  94
  95         if (argc < 3) {
  96                 usage(argv[0]);
  97                 return -1;
  98         }
  99
 100         for (int i = 2; i < argc; i++) {
 101                 if (argv[i][0] == '-') {
 102                         if (!strcmp(argv[i], "-b")) {
 103                                 can_write_bl = 1;
 104                         } else {
 105                                 usage(argv[0]);
 106                                 return -1;
 107                         }
 108                 } else {
 109                         res = flash_load(&files[num_files], argv[i], can_write_bl);
 110                         if (res < 0) {
 111                                 fprintf(stderr, "Error while loading %s\n", argv[i]);
 112                                 return -1;
 113                         }
 114                         fprintf(stderr, "\n");
 115                         num_files++;
 116                 }
 117         }
 118
 119   serial_port_name = argv[1];
 120         fprintf(stderr, "Waiting for Proxmark to appear on USB...");
 121         while (!OpenProxmark(0)) {
 122                 fprintf(stderr, ".");
 123         }
 124         fprintf(stderr, " Found.\n");
 125
 126         res = flash_start_flashing(can_write_bl);
 127         if (res < 0)
 128                 return -1;
 129
 130         fprintf(stderr, "\nFlashing...\n");
 131
 132         for (int i = 0; i < num_files; i++) {
 133                 res = flash_write(&files[i]);
 134                 if (res < 0)
 135                         return -1;
 136                 flash_free(&files[i]);
 137                 fprintf(stderr, "\n");
 138         }
 139
 140         fprintf(stderr, "Resetting hardware...\n");
 141
 142         res = flash_stop_flashing();
 143         if (res < 0)
 144                 return -1;
 145
 146         CloseProxmark();
 147
 148         fprintf(stderr, "All done.\n\n");
 149         fprintf(stderr, "Have a nice day!\n");
 150
 151         return 0;
 152 }