ARM code cleanup (lfops)

[proxmark3-svn] / armsrc / start.c

//-----------------------------------------------------------------------------\r
// Just vector to AppMain(). This is in its own file so that I can place it\r
// with the linker script.\r
// Jonathan Westhues, Mar 2006\r
//-----------------------------------------------------------------------------\r
#include <proxmark3.h>\r
#include "apps.h"\r
\r
extern char __data_start__, __data_src_start__,  __data_end__, __bss_start__, __bss_end__;\r
void __attribute__((section(".startos"))) Vector(void)\r
{\r
	/* Stack should have been set up by the bootloader */\r
	char *src, *dst, *end;\r
	\r
	/* Set up (that is: clear) BSS. */\r
	dst = &__bss_start__;\r
	end = &__bss_end__;\r
	while(dst < end) *dst++ = 0;\r
	\r
	/* Set up data segment: Copy from flash to ram */\r
	src = &__data_src_start__;\r
	dst = &__data_start__;\r
	end = &__data_end__;\r
	while(dst < end) *dst++ = *src++;\r
	\r
	AppMain();\r
}\r