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SMP - BSP halts APs before shutting down

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This commit is contained in:
Tomas Hruby
2010-09-15 14:10:54 +00:00
parent 311f145bc7
commit 387e1835d1
8 changed files with 39 additions and 22 deletions
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11
kernel/smp.c
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@@ -11,7 +11,7 @@ static volatile unsigned ap_cpus_booted;
SPINLOCK_DEFINE(big_kernel_lock)
SPINLOCK_DEFINE(boot_lock)
void wait_for_APs_to_finish_booting(void)
PUBLIC void wait_for_APs_to_finish_booting(void)
{
/* we must let the other CPUs to run in kernel mode first */
BKL_UNLOCK();
@@ -21,7 +21,14 @@ void wait_for_APs_to_finish_booting(void)
BKL_LOCK();
}
void ap_boot_finished(unsigned cpu)
PUBLIC void ap_boot_finished(unsigned cpu)
{
ap_cpus_booted++;
}
PUBLIC void smp_ipi_halt_handler(void)
{
arch_stop_local_timer();
arch_smp_halt_cpu();
}