1 #ifndef _ASM_X86_HARDIRQ_64_H

     2 #define _ASM_X86_HARDIRQ_64_H

     3 /* For CONFIG_NSC, just ignore this stuff... Fall back... */

     4 #ifndef CONFIG_NSC

     5 #include <linux/threads.h>

     6 #include <linux/irq.h>

     7 #include <asm/pda.h>

     8 #include <asm/apic.h>

     9 

    10 /* We can have at most NR_VECTORS irqs routed to a cpu at a time */

    11 #define MAX_HARDIRQS_PER_CPU NR_VECTORS

    12 

    13 #define __ARCH_IRQ_STAT 1

    14 

    15 #define local_softirq_pending() read_pda(__softirq_pending)

    16 

    17 #define __ARCH_SET_SOFTIRQ_PENDING 1

    18 

    19 #define set_softirq_pending(x) write_pda(__softirq_pending, (x))

    20 #define or_softirq_pending(x)  or_pda(__softirq_pending, (x))

    21 

    22 extern void ack_bad_irq(unsigned int irq);

    23 #else // NSC

    24 

    25 #include <linux/threads.h>

    26 #include <linux/irq.h>

    27 

    28 typedef struct {

    29 	unsigned int __softirq_pending;

    30 	unsigned long idle_timestamp;

    31 	unsigned int __nmi_count;       /* arch dependent */

    32 	unsigned int apic_timer_irqs;   /* arch dependent */

    33 } ____cacheline_aligned irq_cpustat_t;

    34 

    35 DECLARE_PER_CPU(irq_cpustat_t, irq_stat);

    36 extern irq_cpustat_t irq_stat[];

    37 

    38 #define __ARCH_IRQ_STAT

    39 #define __IRQ_STAT(cpu, member) (per_cpu(irq_stat, cpu).member)

    40 

    41 #include <linux/irq_cpustat.h>

    42 

    43 #endif // CONFIG_NSC

    44 #endif /* _ASM_X86_HARDIRQ_64_H */