diff options
Diffstat (limited to 'arch/sparc/kernel/sun4d_smp.c')
| -rw-r--r-- | arch/sparc/kernel/sun4d_smp.c | 14 |
1 files changed, 13 insertions, 1 deletions
diff --git a/arch/sparc/kernel/sun4d_smp.c b/arch/sparc/kernel/sun4d_smp.c index 69596402a50..7a6a5e79592 100644 --- a/arch/sparc/kernel/sun4d_smp.c +++ b/arch/sparc/kernel/sun4d_smp.c @@ -20,6 +20,7 @@ #include <linux/swap.h> #include <linux/profile.h> #include <linux/delay.h> +#include <linux/cpu.h> #include <asm/ptrace.h> #include <asm/atomic.h> @@ -30,7 +31,6 @@ #include <asm/pgalloc.h> #include <asm/pgtable.h> #include <asm/oplib.h> -#include <asm/sbus.h> #include <asm/sbi.h> #include <asm/tlbflush.h> #include <asm/cacheflush.h> @@ -72,6 +72,17 @@ static void smp_setup_percpu_timer(void); extern void cpu_probe(void); extern void sun4d_distribute_irqs(void); +static unsigned char cpu_leds[32]; + +static inline void show_leds(int cpuid) +{ + cpuid &= 0x1e; + __asm__ __volatile__ ("stba %0, [%1] %2" : : + "r" ((cpu_leds[cpuid] << 4) | cpu_leds[cpuid+1]), + "r" (ECSR_BASE(cpuid) | BB_LEDS), + "i" (ASI_M_CTL)); +} + void __init smp4d_callin(void) { int cpuid = hard_smp4d_processor_id(); @@ -88,6 +99,7 @@ void __init smp4d_callin(void) local_flush_cache_all(); local_flush_tlb_all(); + notify_cpu_starting(cpuid); /* * Unblock the master CPU _only_ when the scheduler state * of all secondary CPUs will be up-to-date, so after |