http://www.ousob.com --- Legacy Redefined OuSob - File: /wwwroot/clipx/usr/include/asm-i386/mach-visws/irq_vectors.h

#ifndef _ASM_IRQ_VECTORS_H #define _ASM_IRQ_VECTORS_H /* * IDT vectors usable for external interrupt sources start * at 0x20: */ #define FIRST_EXTERNAL_VECTOR 0x20 #define SYSCALL_VECTOR 0x80 /* * Vectors 0x20-0x2f are used for ISA interrupts. */ /* * Special IRQ vectors used by the SMP architecture, 0xf0-0xff * * 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 0xf0-0xfa 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 CALL_FUNCTION_VECTOR 0xfb #define THERMAL_APIC_VECTOR 0xf0 /* * Local APIC timer IRQ vector is on a different priority level, * to work around the 'lost local interrupt if more than 2 IRQ * sources per level' errata. */ #define LOCAL_TIMER_VECTOR 0xef /* * First APIC vector available to drivers: (vectors 0x30-0xee) * we start at 0x31 to spread out vectors evenly between priority * levels. (0x80 is the syscall vector) */ #define FIRST_DEVICE_VECTOR 0x31 #define FIRST_SYSTEM_VECTOR 0xef #define TIMER_IRQ 0 /* * IRQ definitions */ #define NR_VECTORS 256 #define NR_IRQS 224 #define NR_IRQ_VECTORS NR_IRQS #define FPU_IRQ 13 #define FIRST_VM86_IRQ 3 #define LAST_VM86_IRQ 15 #define invalid_vm86_irq(irq) ((irq) < 3 || (irq) > 15) #endif /* _ASM_IRQ_VECTORS_H */