irq.h

COG-VP12864液晶屏驱动代码及对应RTC实例

/*
********************************************************
// Copyright (c)2004 Ark Pioneer Microelectronics Ltd.,
// All Rights Reserved
//
// Filename: irq.h
// Version: 1.0
// Created: 2004.02.04   By: Philip
*********************************************************
*/

#ifndef _IRQ_H_
#define _IRQ_H_

#include "config.h"

extern BYTE DetectI2sIrq(void);
extern BYTE DetectUsbIrq(void);

extern void OtherExcProcess(void);
extern void IrqProcess(void);

/*----------------------------------------------------------------
   Exception Code
----------------------------------------------------------------*/
#define Int     0   /* Interrupt */
#define Mod     1   /* TLB modified */
#define TLBL    2   /* TLB refill (Load/fetch) */
#define TLBS    3   /* TLB refill (Store) */
#define AdEL    4   /* Address error (Load/fetch) */
#define AdES    5   /* Address error (Store) */
#define IBE     6   /* Bus error (Instruction fetch) */
#define DBE     7   /* Bus error (Data load/store) */
#define Sys     8   /* System call */
#define Bp      9   /* Breakpoint */
#define RI      10  /* Reserved instruction */
#define CpU     11  /* Coprocessor unusable */
#define Ov      12  /* Operation overflow */
#define Tr      13  /* Trap */
#define FPE     15  /* Floating point */
#define WATCH   23  /* Watch */

/*-----------------------------------------------------------------------------
	Interrupt Request Types
-----------------------------------------------------------------------------*/
//usb
#define OUT2_IRQ        0x21
#define IN2_IRQ         0x22
#define SUDAV_IRQ       0x20

//i2s
#define TUR_CONDITION_IRQ 0x11
#define TFS_REQUEST_IRQ   0x12

/*----------------------------------------------------------------
    SCU Interrupt Bitmap (Enable and Clear)
----------------------------------------------------------------*/
// for SCU_INTMASK 
#define bmSCU_ALL_INT      0x07    /* 0000 0111 (bit2:0) */
#define bmSCU_ISA_INT      bmBIT2  /* 0000 0100 (bit2) */
#define bmSCU_LCDERR_INT   bmBIT1  /* 0000 0010 (bit1) */
#define bmSCU_WRAPERR_INT  bmBIT0  /* 0000 0001 (bit0) */

// for SCU_INTFLAG
#define bmSCU_ALL_INT_CLEAR       0x00    /* set bit2:0 */

/*----------------------------------------------------------------
    ICU Interrupt Bitmap (Enable and Clear)
----------------------------------------------------------------*/
/*
** for IER Enable Interrupt (1:enable 0:disable)
** for ICR Clear Interrupt  (1:reset 0:notmal)
** for ISR Get Interrupt Status (1:occurred 0:normal)
*/
#define bmICU_UART0_INT          bmBIT0
#define bmICU_UART1_INT          bmBIT1
#define bmICU_GPIO_INT           bmBIT2
#define bmICU_LPC_INT            bmBIT3
#define bmICU_LED_INT            bmBIT4  /* bit5 is reserved */
#define bmICU_RTC_ALARM_INT      bmBIT6
#define bmICU_RTC_PERIOD_INT     bmBIT7

#define bmICU_I2S0_INT           bmBIT8
#define bmICU_I2S1_INT           bmBIT9  /* the others are reserved */
//edge trigger interrupt
#define bmICU_FLEXIO_WF_INT      bmBIT10
#define bmICU_FLEXIO_DONE_INT    bmBIT11

// for ITR set interrupt trigger mode 
#define ITR_EDGE_TRIGGER        1
#define ITR_LEVEL_TRIGGER       0

/*----------------------------------------------------------------
    I2S Interrupt Bitmap (Enable and Clear)
----------------------------------------------------------------*/
#define bmTFS_REQUEST_INT       bmBIT3
#define bmRFS_REQUEST_INT       bmBIT4
#define bmTUR_CONDITION_INT     bmBIT5      // Transmit under-run
#define bmROR_CONDITION_INT     bmBIT6      // Receive over-run

//clear irq flag bitmask (SAICR register in i2s.h)
#define bmROR_CLEAR         bmBIT6
#define bmTUR_CLEAR         bmBIT5

/*----------------------------------------------------------------
    USB Interrupt Bitmap (Enable and Clear)
----------------------------------------------------------------*/

#endif