Finishing touches on new mifare classic hack rework

[proxmark3-svn] / client / flasher.c

diff --git a/client/flasher.c b/client/flasher.c
index d1efec5eebdba4f1f77fa060812ad1e136adf76e..46e1e57e043755d750aa807740f40e1f9d732f0b 100644 (file)
--- a/client/flasher.c
+++ b/client/flasher.c
@@ -72,9 +72,8 @@ void CloseProxmark() {
 
 int OpenProxmark(size_t i) {
   sp = uart_open(serial_port_name);
-  if (sp == INVALID_SERIAL_PORT) {
+  if (sp == INVALID_SERIAL_PORT || sp == CLAIMED_SERIAL_PORT) {
     //poll once a second
-    msleep(100);
     return 0;
   }
   return 1;
@@ -84,7 +83,11 @@ static void usage(char *argv0)
 {
        fprintf(stderr, "Usage:   %s <port> [-b] image.elf [image.elf...]\n\n", argv0);
        fprintf(stderr, "\t-b\tEnable flashing of bootloader area (DANGEROUS)\n\n");
-       fprintf(stderr, "Example: %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
+       //Is the example below really true? /Martin
+       fprintf(stderr, "Example:\n\t %s path/to/osimage.elf path/to/fpgaimage.elf\n", argv0);
+       fprintf(stderr, "Example (Linux):\n\t %s  /dev/ttyACM0 armsrc/obj/fullimage.elf\n", argv0);
+       fprintf(stderr, "\nNote (Linux): if the flasher gets stuck in 'Waiting for Proxmark to reappear on USB', try deactivating modem-manager: 'sudo service modemmanager stop'\n\n");
+
 }
 
 #define MAX_FILES 4
@@ -123,11 +126,13 @@ int main(int argc, char **argv)
        }
 
   serial_port_name = argv[1];
-       fprintf(stderr, "Waiting for Proxmark to appear on USB...");
-       while (!OpenProxmark(0)) {
-               fprintf(stderr, ".");
-       }
-       fprintf(stderr, " Found.\n");
+  
+  fprintf(stderr,"Waiting for Proxmark to appear on USB...");
+  do {
+    sleep(1);
+    fprintf(stderr, ".");
+  } while (!OpenProxmark(0));
+  fprintf(stderr," Found.\n");
 
        res = flash_start_flashing(can_write_bl);
        if (res < 0)