/*
- * Copytight (C) 1999, 2000, 05 Ralf Baechle (ralf@linux-mips.org)
+ * Copytight (C) 1999, 2000, 05, 06 Ralf Baechle (ralf@linux-mips.org)
* Copytight (C) 1999, 2000 Silicon Graphics, Inc.
*/
#include <linux/bcd.h>
static unsigned long ct_cur[NR_CPUS]; /* What counter should be at next timer irq */
static long last_rtc_update; /* Last time the rtc clock got updated */
-extern volatile unsigned long wall_jiffies;
-
#if 0
static int set_rtc_mmss(unsigned long nowtime)
{
static unsigned int rt_timer_irq;
-void ip27_rt_timer_interrupt(struct pt_regs *regs)
+void ip27_rt_timer_interrupt(void)
{
int cpu = smp_processor_id();
int cpuA = cputoslice(cpu) == 0;
kstat_this_cpu.irqs[irq]++; /* kstat only for bootcpu? */
if (cpu == 0)
- do_timer(regs);
+ do_timer(1);
- update_process_times(user_mode(regs));
+ update_process_times(user_mode(get_irq_regs()));
/*
* If we have an externally synchronized Linux clock, then update
return mktime(year, month, date, hour, min, sec);
}
-static void startup_rt_irq(unsigned int irq)
+static unsigned int startup_rt_irq(unsigned int irq)
{
+ return 0;
}
static void shutdown_rt_irq(unsigned int irq)
{
}
-static struct hw_interrupt_type rt_irq_type = {
+static struct irq_chip rt_irq_type = {
.typename = "SN HUB RT timer",
.startup = startup_rt_irq,
.shutdown = shutdown_rt_irq,
static struct irqaction rt_irqaction = {
.handler = ip27_rt_timer_interrupt,
- .flags = SA_INTERRUPT,
+ .flags = IRQF_DISABLED,
.mask = CPU_MASK_NONE,
.name = "timer"
};
extern int allocate_irqno(void);
-static void ip27_timer_setup(struct irqaction *irq)
+void __init plat_timer_setup(struct irqaction *irq)
{
int irqno = allocate_irqno();
if (irqno < 0)
panic("Can't allocate interrupt number for timer interrupt");
- irq_desc[irqno].status = IRQ_DISABLED;
- irq_desc[irqno].action = NULL;
- irq_desc[irqno].depth = 1;
- irq_desc[irqno].handler = &rt_irq_type;
+ irq_desc[irqno].status = IRQ_DISABLED;
+ irq_desc[irqno].action = NULL;
+ irq_desc[irqno].depth = 1;
+ irq_desc[irqno].chip = &rt_irq_type;
/* over-write the handler, we use our own way */
irq->handler = no_action;
irq_desc[irqno].status |= IRQ_PER_CPU;
rt_timer_irq = irqno;
+ /*
+ * Only needed to get /proc/interrupt to display timer irq stats
+ */
+ setup_irq(irqno, &rt_irqaction);
}
void __init ip27_time_init(void)
xtime.tv_nsec = 0;
do_gettimeoffset = ip27_do_gettimeoffset;
-
- board_timer_setup = ip27_timer_setup;
}
void __init cpu_time_init(void)