void start_kernel()

in boot/main.c [151:190]

• 37 lines of code
• 6 McCabe index (conditional complexity)

void start_kernel(void)
{
	long i;
	long dev;
	int nbytes;
	char envval[256];

	srm_printk("Linux/AXP bootloader for Linux " UTS_RELEASE "\n");
	if (INIT_HWRPB->pagesize != 8192) {
		srm_printk("Expected 8kB pages, got %ldkB\n", INIT_HWRPB->pagesize >> 10);
		return;
	}
	pal_init();
	dev = openboot();
	if (dev < 0) {
		srm_printk("Unable to open boot device: %016lx\n", dev);
		return;
	}
	dev &= 0xffffffff;
	srm_printk("Loading vmlinux ...");
	i = load(dev, START_ADDR, KERNEL_SIZE);
	close(dev);
	if (i != KERNEL_SIZE) {
		srm_printk("Failed (%lx)\n", i);
		return;
	}

	nbytes = callback_getenv(ENV_BOOTED_OSFLAGS, envval, sizeof(envval));
	if (nbytes < 0) {
		nbytes = 0;
	}
	envval[nbytes] = '\0';
	strcpy((char*)ZERO_PGE, envval);

	srm_printk(" Ok\nNow booting the kernel\n");
	runkernel();
	for (i = 0 ; i < 0x100000000 ; i++)
		/* nothing */;
	__halt();
}