irq.c File Reference

#include <linux/init.h>
#include <linux/errno.h>
#include <linux/kernel.h>
#include <asm/ptrace.h>
#include <asm/traps.h>
#include <asm/irq.h>
#include <asm/io.h>
#include <asm/gpio-internal.h>
#include <asm/regs267x.h>

Go to the source code of this file.

Data Structures
struct	irq_pins

Macros
#define	IRQ_GPIO_MAP(irqbit, irq, port, bit)

Functions
struct irq_pins	__attribute__ ((aligned(1), packed))
int	h8300_enable_irq_pin (unsigned int irq)
void	h8300_disable_irq_pin (unsigned int irq)

Variables
const int __initconst	h8300_saved_vectors []
const H8300_VECTOR __initconst	h8300_trap_table []
unsigned char	port_no
unsigned char	bit_no

Macro Definition Documentation

#define IRQ_GPIO_MAP	(		irqbit,
			irq,
			port,
			bit
	)

Value:

do {                                  \
    if (*(volatile unsigned short *)ITSR & irqbit) {      \
		port = irq_assign_table1[irq - EXT_IRQ0].port_no; \
        bit  = irq_assign_table1[irq - EXT_IRQ0].bit_no;  \
    } else {                          \
		port = irq_assign_table0[irq - EXT_IRQ0].port_no; \
        bit  = irq_assign_table0[irq - EXT_IRQ0].bit_no;  \
    }                             \
} while(0)

Definition at line 67 of file irq.c.

Function Documentation

struct irq_pins __attribute__

(

(aligned(1), packed)

)

void h8300_disable_irq_pin

(

unsigned int

irq

)

Definition at line 93 of file irq.c.

int h8300_enable_irq_pin

(

unsigned int

irq

)

Definition at line 78 of file irq.c.

Variable Documentation

unsigned char bit_no

Definition at line 44 of file irq.c.

const int __initconst h8300_saved_vectors[]

Initial value:

= {




    -1
}

Definition at line 21 of file irq.c.

const H8300_VECTOR __initconst h8300_trap_table[]

Initial value:

= {
    0,0,0,0,0,
    trace_break,  
    0,0,
    system_call,  
    0,0,0,0,0,0,0
}

Definition at line 30 of file irq.c.

unsigned char port_no

Definition at line 43 of file irq.c.