utils.h

tigersharc ts101 循环程序

//*********************************************************************
//  File Name: utils.h
//  Author  : YangLi
//  E-mail  : [e-mail]                                            
//  Version : 1.0                                                               
//  BeiJing ZHONGKEHAIXUN Science & Technology Co. Ltd.           
//  Copyright 2005
//*********************************************************************

// Support for TigerSharc utilities in utils.c
#define LEVEL    0
#define EDGE     1

// SQCTL Register Bit Descriptions
#define TMR0RN   0x00001000 // Bit to enable timer 0
#define TMR1RN   0x00002000 // Bit to enable timer 1
#define IRQ0E    0x00010000 // Make IRQ0 edge-sensitive
#define IRQ1E    0x00010000 // Make IRQ1 edge-sensitive
#define IRQ2E    0x00010000 // Make IRQ2 edge-sensitive
#define IRQ3E    0x00010000 // Make IRQ3 edge-sensitive
#define FLG0O    0x00100000 // Make FLG0 output
#define FLG1O    0x00200000 // Make FLG1 output
#define FLG2O    0x00400000 // Make FLG2 output
#define FLG3O    0x00800000 // Make FLG3 output
#define FLG0     0x01000000 // Bit for FLG0 
#define FLG1     0x02000000 // Bit for FLG1 
#define FLG2     0x04000000 // Bit for FLG2 
#define FLG3     0x08000000 // Bit for FLG3 

// DMA TCB structure
typedef struct  
{
	int *DI;				// index
	int DX;					// count and stride in x direction
	int DY;					// count and stride in y direction
	int DP;					// DMA control word
}TCB;

typedef long long LLONG;

#define GetIDC()     	  (__builtin_sysreg_read(__SYSTAT) & 0x07)

// function prototypes
void init_Tiger(void);
void prep_leds(void);
void set_flags_as_output(int mask);
void toggle_leds(int mask);
void toggle_flags(int mask);
void leds_off(int mask);
void leds_on(int mask);
void set_flags(int mask);
void clr_flags(int mask);
void init_timer(int timer, unsigned int hi, unsigned int lo);
unsigned int start_timer(int timer);
unsigned int stop_timer(int timer);
unsigned int get_timer(int timer, unsigned int *hi, unsigned int *lo);
void irq_set_trigger(int irq, int type);
void delay(void);