source: rtems/c/src/lib/libbsp/powerpc/qemuppc/startup/cmain.c @ 1a32895

#if 1
static void
__outb(int port, unsigned char v)
{
  *((volatile unsigned char *)(0x80000000 + port)) = v;
}

static unsigned char
__inb(int port)
{
  return *((volatile unsigned char *)(0x80000000 + port));
}
#endif

static void
__memcpy (unsigned char *d, unsigned char *s, int len)
{
  while (len--)
    *d++ = *s++;
}

static void
__bzero (unsigned char *d, int len)
{
  while (len--)
    *d++ = 0;
}

extern unsigned char __sdata2_load[], __sdata2_start[], __sdata2_end[];
extern unsigned char __data_load[], __data_start[], __data_end[];
extern unsigned char __sdata_load[], __sdata_start[], __sdata_end[];
extern unsigned char __sbss2_start[], __sbss2_end[];
extern unsigned char __sbss_start[], __sbss_end[];
extern unsigned char __bss_start[], __bss_end[];

extern void boot_card(void *);


void cmain (void)
{
  /*
   * init variable sections
   */
  __memcpy (__sdata2_start, __sdata2_load, __sdata2_end - __sdata2_start);
  __memcpy (__sdata_start, __sdata_load, __sdata_end - __sdata_start);
  __memcpy (__data_start, __data_load, __data_end - __data_start);
  __bzero (__sbss2_start, __sbss2_end - __sbss2_start);
  __bzero (__sbss_start, __sbss_end - __sbss_start);
  __bzero (__bss_start, __bss_end - __bss_start);
  printk( "hello #\n");
  boot_card(0);
  printk( "end of BSP\n");
  __outb (0x92, 0x01);
  while (1)
    ;
}