-#ifndef __ASM_IO_APIC_H
-#define __ASM_IO_APIC_H
+#ifndef ASM_X86__IO_APIC_H
+#define ASM_X86__IO_APIC_H
#include <linux/types.h>
#include <asm/mpspec.h>
#include <asm/apicdef.h>
+#include <asm/irq_vectors.h>
/*
* Intel IO-APIC support for SMP and UP systems.
mask : 1, /* 0: enabled, 1: disabled */
__reserved_2 : 15;
-#ifdef CONFIG_X86_32
- union {
- struct {
- __u32 __reserved_1 : 24,
- physical_dest : 4,
- __reserved_2 : 4;
- } physical;
-
- struct {
- __u32 __reserved_1 : 24,
- logical_dest : 8;
- } logical;
- } dest;
-#else
__u32 __reserved_3 : 24,
dest : 8;
-#endif
+} __attribute__ ((packed));
+struct IR_IO_APIC_route_entry {
+ __u64 vector : 8,
+ zero : 3,
+ index2 : 1,
+ delivery_status : 1,
+ polarity : 1,
+ irr : 1,
+ trigger : 1,
+ mask : 1,
+ reserved : 31,
+ format : 1,
+ index : 15;
} __attribute__ ((packed));
#ifdef CONFIG_X86_IO_APIC
extern int (*ioapic_renumber_irq)(int ioapic, int irq);
extern void ioapic_init_mappings(void);
+#ifdef CONFIG_X86_64
+extern int save_mask_IO_APIC_setup(void);
+extern void restore_IO_APIC_setup(void);
+extern void reinit_intr_remapped_IO_APIC(int);
+#endif
+
+extern int probe_nr_irqs(void);
+
#else /* !CONFIG_X86_IO_APIC */
#define io_apic_assign_pci_irqs 0
static const int timer_through_8259 = 0;
static inline void ioapic_init_mappings(void) { }
-#endif
+static inline int probe_nr_irqs(void)
+{
+ return NR_IRQS;
+}
#endif
+
+#endif /* ASM_X86__IO_APIC_H */