git.zerfleddert.de Git - proxmark3-svn/blob - armsrc/start.c

   1 //-----------------------------------------------------------------------------
   2 // Just vector to AppMain(). This is in its own file so that I can place it
   3 // with the linker script.
   4 // Jonathan Westhues, Mar 2006
   5 //-----------------------------------------------------------------------------
   6 #include "proxmark3.h"
   7 #include "apps.h"
   8
   9 extern char __data_start__, __data_src_start__,  __data_end__, __bss_start__, __bss_end__;
  10 void __attribute__((section(".startos"))) Vector(void)
  11 {
  12         /* Stack should have been set up by the bootloader */
  13         char *src, *dst, *end;
  14
  15         /* Set up (that is: clear) BSS. */
  16         dst = &__bss_start__;
  17         end = &__bss_end__;
  18         while(dst < end) *dst++ = 0;
  19
  20         /* Set up data segment: Copy from flash to ram */
  21         src = &__data_src_start__;
  22         dst = &__data_start__;
  23         end = &__data_end__;
  24         while(dst < end) *dst++ = *src++;
  25
  26         AppMain();
  27 }