diff options
author | Paul Mundt <lethal@linux-sh.org> | 2008-11-26 15:52:44 +0900 |
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committer | Paul Mundt <lethal@linux-sh.org> | 2008-12-22 18:43:50 +0900 |
commit | 1da1180c6e28cf21be356e2701978727558fa198 (patch) | |
tree | 713118e72323eb02f6c231d2c94deb0aa4ffcfa9 /arch/sh/kernel/process_64.c | |
parent | eb67cf14ae5c21609c200859d6f3eba71c591569 (diff) |
sh: Split out the idle loop for reuse between _32/_64 variants.
Signed-off-by: Paul Mundt <lethal@linux-sh.org>
Diffstat (limited to 'arch/sh/kernel/process_64.c')
-rw-r--r-- | arch/sh/kernel/process_64.c | 60 |
1 files changed, 0 insertions, 60 deletions
diff --git a/arch/sh/kernel/process_64.c b/arch/sh/kernel/process_64.c index b7aa09235b5..597cf02db3f 100644 --- a/arch/sh/kernel/process_64.c +++ b/arch/sh/kernel/process_64.c @@ -33,56 +33,6 @@ struct task_struct *last_task_used_math = NULL; -static int hlt_counter = 1; - -#define HARD_IDLE_TIMEOUT (HZ / 3) - -static int __init nohlt_setup(char *__unused) -{ - hlt_counter = 1; - return 1; -} - -static int __init hlt_setup(char *__unused) -{ - hlt_counter = 0; - return 1; -} - -__setup("nohlt", nohlt_setup); -__setup("hlt", hlt_setup); - -static inline void hlt(void) -{ - __asm__ __volatile__ ("sleep" : : : "memory"); -} - -/* - * The idle loop on a uniprocessor SH.. - */ -void cpu_idle(void) -{ - /* endless idle loop with no priority at all */ - while (1) { - if (hlt_counter) { - while (!need_resched()) - cpu_relax(); - } else { - local_irq_disable(); - while (!need_resched()) { - local_irq_enable(); - hlt(); - local_irq_disable(); - } - local_irq_enable(); - } - preempt_enable_no_resched(); - schedule(); - preempt_disable(); - } - -} - void machine_restart(char * __unused) { extern void phys_stext(void); @@ -97,13 +47,6 @@ void machine_halt(void) void machine_power_off(void) { -#if 0 - /* Disable watchdog timer */ - ctrl_outl(0xa5000000, WTCSR); - /* Configure deep standby on sleep */ - ctrl_outl(0x03, STBCR); -#endif - __asm__ __volatile__ ( "sleep\n\t" "synci\n\t" @@ -113,9 +56,6 @@ void machine_power_off(void) panic("Unexpected wakeup!\n"); } -void (*pm_power_off)(void) = machine_power_off; -EXPORT_SYMBOL(pm_power_off); - void show_regs(struct pt_regs * regs) { unsigned long long ah, al, bh, bl, ch, cl; |