testisr.c

2410/vxworks/tornado下的基本实验包括 serial,ramdrv,interrupt,multi-tasking,FTP,TCP,UDP

#include "vxWorks.h"
#include "taskLib.h"
#include "intLib.h"
#include "iv.h"
#include "logLib.h"

#include "S3C2410.h"
#include "irqs.h"


/*复用功能管脚定义宏*/
#define nYPON 0x3
#define YMON 0x3
#define nXPON 0x3
#define XMON 0x3
/*ACDCON宏*/
#define ECFLG_END 1                 // End of A/D conversion
#define PRSCEN_Enable 1			//prescaler Enable
#define PRSCVL_49 49 					//A/D converter in process
#define SEL_MUX 7 				// xp
#define STDBM_NORMAL 0				//normal mode
#define STDBM_STANDBY 1			//Standby mode
#define READ_START 0			    //Disable start by read operation
#define ENABLE_START 0					//No operation
/*ADC touch screen control register宏*/
#define YM_SEN_Hi_Z 0 				//YM=Hi-Z
#define YM_SEN_GND 1 			    //YM=GND
#define YP_SEN_External_voltage 0   //YP=External voltage
#define YP_SEN_AIN5 1       		//conntected with AIN5
#define XM_SEN_Hi_Z 0				
#define XM_SEN_GND  1
#define XP_SEN_External_voltage 0
#define xp_SEN_AIN7 1
#define PULL_UP_ENABLE 0  			//ENABLE
#define PULL_UP_DISABLE 1			//DISABLE
#define AUTO_PST_Normal 0			//Normal ADC conversion
#define AUTO_PST_AUTO   1			//Auto(sequential) x/y positioin conversion mode
#define XY_PST 0					//No operation mode
#define XY_PST_INT 0x3				//waiting for interrupt Mode

/*ADC start or interval delay register*/
#define DELAY 
/*ADC conversion data0 register*/
#define UPDOWN_DOWN_0 0
#define UPDOWN_UP_0 1
#define AUTO_PST_sequencing_0 1
#define XY_PST_0 0
/*ADC conversion data1 register*/
#define UPDOWN_DOWN_1 0
#define UPDOWN_UP_1 1
#define AUTO_PST_sequencing_1 1
#define XY_PST_1 0

#define LCDWIDTH 320
#define LCDHEIGHT 240
int TchScr_Xmin=145,TchScr_Xmax=902,
    TchScr_Ymin=142,TchScr_Ymax=902; 

 void TchScr_init()
{
	/*复用管脚功能定义*/
	GPGCON &= ~((0x03 << 30)|(0x03 << 28)|(0x03 << 26)|(0x03 << 24));
	GPGCON|=(nYPON<<30)|(YMON<<28)|(nXPON<<26)|(XMON<<24);
	/*set ACDCON*/
	ADCCON=(PRSCEN_Enable<<14)|(PRSCVL_49<<6)|(SEL_MUX<<3);
	/*ADC start or interval delay register*/
	ADCDLY=0xffff;
	/*set ADC touch screen control register*/
	ADCTSC = (0<<8)|(1<<7)|(1<<6)|(0<<5)|(1<<4)|(0<<3)|(0<<2)|(3);

}

   
void testIsr(void)
{
	/* 第一步：设置中断相关寄存器，屏蔽中断 */
	INTMSK |= 0x80000000;
	INTSUBMSK  |= 0x00000200;

    /* 第二步：进行中断的相关操作 */
	logMsg("testIsr run...\n", 1, 2, 3, 4, 5, 6);

    /* 第三步：设置中断相关寄存器，打开中断 */
    SRCPND |= 0x80000000;
    SUBSRCPND |= 0x00000200;
    INTPND |= 0x80000000;
    INTSUBMSK &= (~0x00000200);
    INTMSK &= (~0x80000000);
   
}    
void intTest(void)
{   
    TchScr_init(); 
	
    /* 第一步：初始化中断相关寄存器 */	
	SRCPND |= 0x80000000; 
	printf("SRCPND = 0x%x\n", SRCPND);
	
	INTPND |= 0x80000000;
	printf("INTPND = 0x%x\n", INTPND);

	INTMOD &= (~0x80000000);
	printf("INTMOD = 0x%x\n", INTMOD);
	
	INTMSK &= (~0x80000000);
	printf("INTMSK = 0x%x\n", INTMSK);
	
	SUBSRCPND |= 0x00000200;
	printf("SUBSRCPND = 0x%x\n", SUBSRCPND);
	
	INTSUBMSK &= (~0x00000200);
	printf("INTSUBMSK = 0x%x\n", INTSUBMSK);

	/* 第二步：连接中断服务程序 */
	intConnect((IRQ_TC), (FUNCPTR)testIsr, 0); 
	
	/* 第三步：中断使能 */
	intEnable(IVEC_TO_INUM(IRQ_TC));
   
}