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irq.h File Reference

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Compounds
struct	Handler_registers
	This struct encapsulates the register information available within interrupt handlers. More...
class	Int_descriptor
	Int_descriptor is a single entry in the interrupt descriptor table (IDT). More...
class	Interrupts
	This class represents the interrupt descriptor table (IDT), and allows callers to register and unregister interrupt handlers. More...
Typedefs
typedef void(*	Handler_func )(volatile Handler_registers &)
Functions
void	isr0 () asm("isr0")
void	interrupt_dispatcher (volatile Handler_registers registers)
Variables
const unsigned int	INTERRUPT_COUNT = 48
const unsigned char	FLOPPY_INTERRUPT = 0x26
const unsigned char	TIMER_INTERRUPT = 0x20
const unsigned char	PAGE_FAULT_INTERRUPT = 0x0e

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Typedef Documentation

typedef void(* Handler_func)(volatile Handler_registers&)

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Function Documentation

void interrupt_dispatcher (  volatile Handler_registers    registers )

The general interrupt handler called by the assembly isr.

void isr0 (    )

Assembly interrupt service routine for int 0.

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Variable Documentation

const unsigned char FLOPPY_INTERRUPT = 0x26 [static]

const unsigned int INTERRUPT_COUNT = 48 [static]

const unsigned char PAGE_FAULT_INTERRUPT = 0x0e [static]

const unsigned char TIMER_INTERRUPT = 0x20 [static]

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Torsion Operating System, Copyright (C) 2000-2002 Dan Helfman