main.c

来自「基于ARM上的Linux移植时所使用的ARM BOOT」· C语言 代码 · 共 31 行

extern void AT91F_DBGU_Printk(char *);
extern int decompress_image(void *src, void *dst, unsigned int len);
extern char _stext,_etext,_sdata,_edata;
extern void Jump();
#define BOOT_VERSION	"boot 1.0"

#define SRC 0x10010000
#define DST 0x21f00000
#define LEN 0x020000

void boot() {
  int i;
  char* ptr=(char*)DST;
  for(i=0;i<LEN;i++) ptr[i]=0;
  //AT91F_DBGU_Printk ("\n\n\r"BOOT_VERSION" (" __DATE__ " - " __TIME__ ")\n\r");
 // AT91F_DBGU_Printk("\n\rUncompressing image...\n\n\r");
  
  AT91F_DBGU_Printk("\n\r");
  AT91F_DBGU_Printk("**************************************************\n\r");
  AT91F_DBGU_Printk("**            Welcome to EMSYSCHINA             **\n\r");
  AT91F_DBGU_Printk("**           http://www.emsyschina.com          **\n\r");
  AT91F_DBGU_Printk("**************************************************\n\r");
 decompress_image(SRC,DST,LEN);
 asm("mov pc,%0" : : "r" (DST));
  //Jump();
};

void recover(char* s) {
  for(;;);
};