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/*
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/*
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 * Copyright (C) 2005 Martin Decky
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 * Copyright (C) 2001-2004 Jakub Jermar
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 * All rights reserved.
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 * All rights reserved.
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 *
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 *
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 * Redistribution and use in source and binary forms, with or without
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 * Redistribution and use in source and binary forms, with or without
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 * modification, are permitted provided that the following conditions
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 * modification, are permitted provided that the following conditions
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 * are met:
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 * are met:
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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 */
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 */
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#ifndef __amd64_INTERRUPT_H__
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#ifndef __INTERRUPT_H__
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#define __amd64_INTERRUPT_H__
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#define __INTERRUPT_H__
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#include <arch/types.h>
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#include <arch/pm.h>
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#define IVT_ITEMS       IDT_ITEMS
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#define IVT_EXCBASE     0
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#define EXCLAST         31
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#define IVT_IRQBASE     (IVT_EXCBASE+EXCLAST+1)
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#define IRQLAST         15
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#define IVT_FREEBASE        (IVT_IRQBASE+IRQLAST+1)
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#define IRQ_CLK     0
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#define IRQ_KBD     1
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#define IRQ_PIC1    2
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#define IRQ_PIC_SPUR    7
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/* this one must have four least significant bits set to ones */
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#define VECTOR_APIC_SPUR    (IVT_ITEMS-1)
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#if (((VECTOR_APIC_SPUR + 1)%16) || VECTOR_APIC_SPUR >= IVT_ITEMS)
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#error Wrong definition of VECTOR_APIC_SPUR
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#endif
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#define VECTOR_PIC_SPUR     (IVT_IRQBASE+IRQ_PIC_SPUR)
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#define VECTOR_CLK      (IVT_IRQBASE+IRQ_CLK)
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#define VECTOR_KBD      (IVT_IRQBASE+IRQ_KBD)
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#define VECTOR_SYSCALL          (IVT_FREEBASE+0)
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#define VECTOR_TLB_SHOOTDOWN_IPI    (IVT_FREEBASE+1)
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#define VECTOR_WAKEUP_IPI       (IVT_FREEBASE+2)
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typedef void (* iroutine)(__u8 n, __native stack[]);
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extern void (* disable_irqs_function)(__u16 irqmask);
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extern void (* enable_irqs_function)(__u16 irqmask);
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extern void interrupt(void);
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extern void (* eoi_function)(void);
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extern iroutine trap_register(__u8 n, iroutine f);
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extern void trap_dispatcher(__u8 n, __native stack[]);
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extern void null_interrupt(__u8 n, __native stack[]);
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extern void gp_fault(__u8 n, __native stack[]);
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extern void nm_fault(__u8 n, __native stack[]);
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extern void ss_fault(__u8 n, __native stack[]);
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extern void page_fault(__u8 n, __native stack[]);
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extern void syscall(__u8 n, __native stack[]);
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extern void tlb_shootdown_ipi(__u8 n, __native stack[]);
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extern void wakeup_ipi(__u8 n, __native stack[]);
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extern void trap_virtual_enable_irqs(__u16 irqmask);
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extern void trap_virtual_disable_irqs(__u16 irqmask);
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extern void trap_virtual_eoi(void);
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#endif
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#endif