From 6f52707e6882eb3bc6920c3f59beb05d23d68354 Mon Sep 17 00:00:00 2001 From: Paul Mundt Date: Wed, 6 Aug 2008 18:21:03 +0900 Subject: sh: smp: Hook up a timer IPI stub. Signed-off-by: Paul Mundt --- arch/sh/kernel/smp.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) (limited to 'arch/sh/kernel') diff --git a/arch/sh/kernel/smp.c b/arch/sh/kernel/smp.c index ebfdd364544..9cb3734dbd4 100644 --- a/arch/sh/kernel/smp.c +++ b/arch/sh/kernel/smp.c @@ -184,6 +184,21 @@ void arch_send_call_function_single_ipi(int cpu) plat_send_ipi(cpu, SMP_MSG_FUNCTION_SINGLE); } +void smp_timer_broadcast(cpumask_t mask) +{ + int cpu; + + for_each_cpu_mask(cpu, mask) + plat_send_ipi(cpu, SMP_MSG_TIMER); +} + +static void ipi_timer(void) +{ + irq_enter(); + /* XXX ... */ + irq_exit(); +} + void smp_message_recv(unsigned int msg) { switch (msg) { @@ -195,6 +210,9 @@ void smp_message_recv(unsigned int msg) case SMP_MSG_FUNCTION_SINGLE: generic_smp_call_function_single_interrupt(); break; + case SMP_MSG_TIMER: + ipi_timer(); + break; default: printk(KERN_WARNING "SMP %d: %s(): unknown IPI %d\n", smp_processor_id(), __func__, msg); -- cgit v1.2.3