* <tomsoft@informatik.tu-chemnitz.de>
*
* hacked by Andi Kleen for x86-64.
- *
- * $Id: hw_irq.h,v 1.24 2001/09/14 20:55:03 vojtech Exp $
*/
#ifndef __ASSEMBLY__
-#include <linux/config.h>
#include <asm/atomic.h>
#include <asm/irq.h>
#include <linux/profile.h>
* 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 RESCHEDULE_VECTOR 0xfd
#define CALL_FUNCTION_VECTOR 0xfc
-#define KDB_VECTOR 0xfb /* reserved for KDB */
+/* 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
-#define INVALIDATE_TLB_VECTOR_END 0xf8
-#define INVALIDATE_TLB_VECTOR_START 0xf0 /* f0-f8 used for TLB flush */
+/* 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
__asm__( \
"\n.p2align\n" \
"IRQ" #nr "_interrupt:\n\t" \
- "push $" #nr "-256 ; " \
+ "push $~(" #nr ") ; " \
"jmp common_interrupt");
-#if defined(CONFIG_X86_IO_APIC)
-static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {
- if (IO_APIC_IRQ(i))
- send_IPI_self(IO_APIC_VECTOR(i));
-}
-#else
-static inline void hw_resend_irq(struct hw_interrupt_type *h, unsigned int i) {}
-#endif
-
#define platform_legacy_irq(irq) ((irq) < 16)
#endif