#include <asm/atomic.h>
#include <asm/system.h>
#include <asm/irq.h>
+#include <asm/io.h>
#include <asm/sbus.h>
#include <asm/iommu.h>
#include <asm/upa.h>
val = readb(auxio_register);
val |= AUXIO_AUX1_FTCNT;
writeb(val, auxio_register);
- val &= AUXIO_AUX1_FTCNT;
+ val &= ~AUXIO_AUX1_FTCNT;
writeb(val, auxio_register);
doing_pdma = 0;
}
#endif
+struct sun5_timer {
+ u64 count0;
+ u64 limit0;
+ u64 count1;
+ u64 limit1;
+};
-struct sun5_timer *prom_timers;
+static struct sun5_timer *prom_timers;
static u64 prom_limit0, prom_limit1;
static void map_prom_timers(void)
: "g1", "g2");
}
-void enable_prom_timer(void)
-{
- if (!prom_timers)
- return;
-
- /* Set it to whatever was there before. */
- prom_timers->limit1 = prom_limit1;
- prom_timers->count1 = 0;
- prom_timers->limit0 = prom_limit0;
- prom_timers->count0 = 0;
-}
-
void init_irqwork_curcpu(void)
{
- register struct irq_work_struct *workp asm("o2");
- register unsigned long tmp asm("o3");
int cpu = hard_smp_processor_id();
- memset(__irq_work + cpu, 0, sizeof(*workp));
-
- /* Make sure we are called with PSTATE_IE disabled. */
- __asm__ __volatile__("rdpr %%pstate, %0\n\t"
- : "=r" (tmp));
- if (tmp & PSTATE_IE) {
- prom_printf("BUG: init_irqwork_curcpu() called with "
- "PSTATE_IE enabled, bailing.\n");
- __asm__ __volatile__("mov %%i7, %0\n\t"
- : "=r" (tmp));
- prom_printf("BUG: Called from %lx\n", tmp);
- prom_halt();
- }
-
- /* Set interrupt globals. */
- workp = &__irq_work[cpu];
- __asm__ __volatile__(
- "rdpr %%pstate, %0\n\t"
- "wrpr %0, %1, %%pstate\n\t"
- "mov %2, %%g6\n\t"
- "wrpr %0, 0x0, %%pstate\n\t"
- : "=&r" (tmp)
- : "i" (PSTATE_IG), "r" (workp));
+ memset(__irq_work + cpu, 0, sizeof(struct irq_work_struct));
}
/* Only invoked on boot processor. */