Ejemplos de cpu_pmap_prepare en C++ (Cpp)

Ejemplo n.º 1

Archivo: cpu.c Proyecto: lacombar/netbsd-alc

/*
 * Start secondary processors in motion.
 */
void
cpu_boot_secondary_processors()
{
	int i, pstate;
	struct cpu_info *ci;

	sparc64_ipi_init();

	for (ci = cpus; ci != NULL; ci = ci->ci_next) {
		if (ci->ci_cpuid == CPU_UPAID)
			continue;

		cpu_pmap_prepare(ci, false);
		cpu_args->cb_node = ci->ci_node;
		cpu_args->cb_cpuinfo = ci->ci_paddr;
		membar_sync();

		/* Disable interrupts and start another CPU. */
		pstate = getpstate();
		setpstate(PSTATE_KERN);

		prom_startcpu(ci->ci_node, (void *)cpu_spinup_trampoline, 0);

		for (i = 0; i < 2000; i++) {
			membar_sync();
			if (CPUSET_HAS(cpus_active, ci->ci_index))
				break;
			delay(10000);
		}
		setpstate(pstate);

		if (!CPUSET_HAS(cpus_active, ci->ci_index))
			printf("cpu%d: startup failed\n", ci->ci_cpuid);
	}
}

Ejemplo n.º 2

/*
 * Start secondary processors in motion.
 */
void
cpu_boot_secondary_processors(void)
{
	int i, pstate;
	struct cpu_info *ci;

	sync_tick = 0;

	sparc64_ipi_init();

	if (boothowto & RB_MD1) {
		cpus[0].ci_next = NULL;
		sparc_ncpus = ncpu = ncpuonline = 1;
		return;
	}

	for (ci = cpus; ci != NULL; ci = ci->ci_next) {
		if (ci->ci_cpuid == CPU_UPAID)
			continue;

		cpu_pmap_prepare(ci, false);
		cpu_args->cb_node = ci->ci_node;
		cpu_args->cb_cpuinfo = ci->ci_paddr;
		membar_Sync();

		/* Disable interrupts and start another CPU. */
		pstate = getpstate();
		setpstate(PSTATE_KERN);

		prom_startcpu(ci->ci_node, (void *)cpu_spinup_trampoline, 0);

		for (i = 0; i < 2000; i++) {
			membar_Sync();
			if (CPUSET_HAS(cpus_active, ci->ci_index))
				break;
			delay(10000);
		}

		/* synchronize %tick ( to some degree at least ) */
		delay(1000);
		sync_tick = 1;
		membar_Sync();
		settick(0);
		if (ci->ci_system_clockrate[0] != 0)
			setstick(0);

		setpstate(pstate);

		if (!CPUSET_HAS(cpus_active, ci->ci_index))
			printf("cpu%d: startup failed\n", ci->ci_cpuid);
	}
}