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/*
* Interrupt handler Header file
*
* Copyright (c) 2004 by Jay Monkman <jtm@lopingdog.com>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
*
* http://www.OARcorp.com/rtems/license.html.
*
*
* $Id$
*/
#ifndef __IRQ_H__
#define __IRQ_H__
#ifdef __cplusplus
extern "C" {
#endif
/* define that can be useful (the values are just examples) */
#ifndef __asm__
/*
* Include some preprocessor value also used by assember code
*/
#include <rtems.h>
#include <mc9328mxl.h>
extern void default_int_handler();
/***********************************************************************
* Constants
**********************************************************************/
/* enum of the possible interrupt sources on the AT91RM9200 */
typedef enum {
BSP_INT_UART3_PFERR = 0,
BSP_INT_UART3_RTS,
BSP_INT_UART3_DTR,
BSP_INT_UART3_UARTC,
BSP_INT_UART3_TX,
BSP_INT_PEN_UP,
BSP_INT_CSI,
BSP_INT_MMA_MAC,
BSP_INT_MMA,
BSP_INT_COMP,
BSP_INT_MSIRQ,
BSP_INT_GPIO_PORTA,
BSP_INT_GPIO_PORTB,
BSP_INT_GPIO_PORTC,
BSP_INT_LCDC,
BSP_INT_SIM_IRQ,
BSP_INT_SIM_DATA,
BSP_INT_RTC,
BSP_INT_RTC_SAM,
BSP_INT_UART2_PFERR,
BSP_INT_UART2_RTS,
BSP_INT_UART2_DTR,
BSP_INT_UART2_UARTC,
BSP_INT_UART2_TX,
BSP_INT_UART2_RX,
BSP_INT_UART1_PFERR,
BSP_INT_UART1_RTS,
BSP_INT_UART1_DTR,
BSP_INT_UART1_UARTC,
BSP_INT_UART1_TX,
BSP_INT_UART1_RX,
BSP_INT_RES31,
BSP_INT_RES32,
BSP_INT_PEN_DATA,
BSP_INT_PWM,
BSP_INT_MMC_IRQ,
BSP_INT_SSI2_TX,
BSP_INT_SSI2_RX,
BSP_INT_SSI2_ERR,
BSP_INT_I2C,
BSP_INT_SPI2,
BSP_INT_SPI1,
BSP_INT_SSI_TX,
BSP_INT_SSI_TX_ERR,
BSP_INT_SSI_RX,
BSP_INT_SSI_RX_ERR,
BSP_INT_TOUCH,
BSP_INT_USBD0,
BSP_INT_USBD1,
BSP_INT_USBD2,
BSP_INT_USBD3,
BSP_INT_USBD4,
BSP_INT_USBD5,
BSP_INT_USBD6,
BSP_INT_UART3_RX,
BSP_INT_BTSYS,
BSP_INT_BTTIM,
BSP_INT_BTWUI,
BSP_INT_TIMER2,
BSP_INT_TIMER1,
BSP_INT_DMA_ERR,
BSP_INT_DMA,
BSP_INT_GPIO_PORTD,
BSP_INT_WDT,
BSP_MAX_INT
} rtems_irq_symbolic_name;
typedef unsigned char rtems_irq_level;
typedef unsigned char rtems_irq_trigger;
struct __rtems_irq_connect_data__; /* forward declaratiuon */
typedef void (*rtems_irq_hdl) (void);
typedef void (*rtems_irq_enable) (const struct __rtems_irq_connect_data__*);
typedef void (*rtems_irq_disable) (const struct __rtems_irq_connect_data__*);
typedef int (*rtems_irq_is_enabled)(const struct __rtems_irq_connect_data__*);
extern rtems_irq_hdl bsp_vector_table[BSP_MAX_INT];
#define VECTOR_TABLE bsp_vector_table
typedef struct __rtems_irq_connect_data__ {
/* IRQ line */
rtems_irq_symbolic_name name;
/* Handler */
rtems_irq_hdl hdl;
/* function for enabling interrupts at device level. */
rtems_irq_enable on;
/* function for disabling interrupts at device level. */
rtems_irq_disable off;
/* Function to test if interrupt is enabled */
rtems_irq_is_enabled isOn;
/* priority level of interrupt */
rtems_irq_level irqLevel;
/* Trigger method (rising/falling edge or high/low level) */
rtems_irq_trigger irqTrigger;
} rtems_irq_connect_data;
/*
* function to initialize the interrupt for a specific BSP
*/
void BSP_rtems_irq_mngt_init();
/*
* function to connect a particular irq handler.
*/
int BSP_install_rtems_irq_handler (const rtems_irq_connect_data*);
/*
* function to get the current RTEMS irq handler for ptr->name.
*/
int BSP_get_current_rtems_irq_handler (rtems_irq_connect_data* ptr);
/*
* function to disconnect the RTEMS irq handler for ptr->name.
*/
int BSP_remove_rtems_irq_handler (const rtems_irq_connect_data*);
#endif /* __asm__ */
#ifdef __cplusplus
}
#endif
#endif /* __IRQ_H__ */
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