struct hw_interrupt_type;
#endif
+#define NMI_VECTOR 0x02
/*
* IDT vectors usable for external interrupt sources start
* at 0x20:
* some of the following vectors are 'rare', they are merged
* into a single vector (CALL_FUNCTION_VECTOR) to save vector space.
* TLB, reschedule and local APIC vectors are performance-critical.
- *
- * Vectors 0xf0-0xf9 are free (reserved for future Linux use).
*/
#define SPURIOUS_APIC_VECTOR 0xff
#define ERROR_APIC_VECTOR 0xfe
-#define INVALIDATE_TLB_VECTOR 0xfd
-#define RESCHEDULE_VECTOR 0xfc
-#define TASK_MIGRATION_VECTOR 0xfb
-#define CALL_FUNCTION_VECTOR 0xfa
-#define KDB_VECTOR 0xf9
-
-#define THERMAL_APIC_VECTOR 0xf0
-
+#define RESCHEDULE_VECTOR 0xfd
+#define CALL_FUNCTION_VECTOR 0xfc
+/* fb free - please don't readd KDB here because it's useless
+ (hint - think what a NMI bit does to a vector) */
+#define THERMAL_APIC_VECTOR 0xfa
+#define THRESHOLD_APIC_VECTOR 0xf9
+/* f8 free */
+#define INVALIDATE_TLB_VECTOR_END 0xf7
+#define INVALIDATE_TLB_VECTOR_START 0xf0 /* f0-f7 used for TLB flush */
+
+#define NUM_INVALIDATE_TLB_VECTORS 8
/*
* Local APIC timer IRQ vector is on a different priority level,
* Interrupt entry/exit code at both C and assembly level
*/
-extern void mask_irq(unsigned int irq);
-extern void unmask_irq(unsigned int irq);
extern void disable_8259A_irq(unsigned int irq);
extern void enable_8259A_irq(unsigned int irq);
extern int i8259A_irq_pending(unsigned int irq);
__asm__( \
"\n.p2align\n" \
"IRQ" #nr "_interrupt:\n\t" \
- "push $" #nr "-256 ; " \
+ "push $~(" #nr ") ; " \
"jmp common_interrupt");
#if defined(CONFIG_X86_IO_APIC)