Пример #1
0
void
main(void)
{
	extern char edata[], end[];
	uint rev;

	okay(1);
	m = (Mach*)MACHADDR;
	memset(edata, 0, end - edata);	/* clear bss */
	machinit();
	mmuinit1();

	optionsinit("/boot/boot boot");
	quotefmtinstall();
	
	ataginit((Atag*)BOOTARGS);
	confinit();		/* figures out amount of memory */
	xinit();
	uartconsinit();
	screeninit();

	print("\nPlan 9 from Bell Labs\n");
	rev = getfirmware();
	print("firmware: rev %d\n", rev);
	if(rev < Minfirmrev){
		print("Sorry, firmware (start.elf) must be at least rev %d (%s)\n",
			Minfirmrev, Minfirmdate);
		for(;;)
			;
	}
	trapinit();
	clockinit();
	printinit();
	timersinit();
	cpuidprint();
	archreset();

	procinit0();
	initseg();
	links();
	chandevreset();			/* most devices are discovered here */
	pageinit();
	swapinit();
	userinit();
	gpiomeminit();
	schedinit();
	assert(0);			/* shouldn't have returned */
}
Пример #2
0
void
main() {
	uint j=0,i=0,k=0;
	uint rev;
	ulong pc;

	pc = getpc();
	pl011_addr((void *)pc, 1);
	pl011_puts("Entered main() at ");
	pl011_addr(&main, 0);
	pl011_puts(" with SP=");
	pl011_addr((void *)getsp(), 0);
	pl011_puts(" with SC=");
	pl011_addr((void *)getsc(), 0);
	pl011_puts(" with CPSR=");
	pl011_addr((void *)getcpsr(), 0);
	pl011_puts(" with SPSR=");
	pl011_addr((void *)getspsr(), 1);

	pl011_puts("Clearing Mach:  ");
	memset(m, 0, sizeof(Mach));
	pl011_addr((char *)m,		0); pl011_puts("-");
	pl011_addr((char *)(m+1),	1);

	pl011_puts("Clearing edata: ");
	memset(edata, 0, end-edata);
	pl011_addr((char *)&edata,	0); pl011_puts("-");
	pl011_addr((char *)&end,	1);

	conf.nmach = 1;

	quotefmtinstall();
	confinit();
	mmuinit1();
	xinit();
	poolinit();
	poolsizeinit();
	//uartconsinit();
	screeninit();
	trapinit();
	timersinit();
	clockinit();
	printinit();
	swcursorinit();

	rev = getfirmware();
	print("\nARM %ld MHz id %8.8lux firmware: rev %d, mem: %ld\n"
		,(m->cpuhz+500000)/1000000, getcpuid(), rev, conf.topofmem/MB);
	print("Inferno OS %s Vita Nuova\n", VERSION);
	print("Ported to Raspberry Pi (BCM2835) by LynxLine\n\n");

	procinit();
	links();
	chandevreset();

	eve = strdup("inferno");

	userinit();
	schedinit();

	pl011_puts("to inifinite loop\n\n");
	for (;;);
}