add: serial_init();
context: _start(void){	stage2_args args;	asm("cld");			// Ain't nothing but a GCC thang.	asm("fninit");		// initialize floating point unit	clear_bss();	call_ctors();		// call C++ constructors before doing anything else	args.heap_size = HEAP_SIZE;	console_init();	cpu_init();	mmu_init();	spin(50000);		// wait a bit to give the user the opportunity to press a key	// reading the keyboard doesn't seem to work in graphics mode (maybe a bochs problem)	sBootOptions = check_for_boot_keys();	if (sBootOptions & BOOT_OPTION_DEBUG_OUTPUT)		serial_enable();	main(&args);}