utils.h

又一个arm上跑的实时内核的源码,gcc 编译

#ifndef  _UTILS_H_
#define  _UTILS_H_

//#include <__armlib.h>

//#define  __enable_interrupt()  __ARMLIB_enableIRQ()
//#define  __disable_interrupt() __ARMLIB_disableIRQ()

  //--- COMMON
  
#define LED_MASK     (1<<27)
#define IRQ_TST_MASK (1<<29)

  //--- UART

#define  LCR_DISABLE_LATCH_ACCESS    0x00000000
#define  LCR_ENABLE_LATCH_ACCESS     0x00000080

#define UART_RX_BUF_SIZE    64


//--- VIC access

#define VIC_SIZE                32
#define VECT_ADDR_INDEX             0x100
#define VECT_CNTL_INDEX      0x200


typedef void (*int_func)(void);

   //-- Assembler function

void   tn_arm_enable_interrupts(void);
void   tn_arm_disable_interrupts(void);

   //--- utils.c

void InitHardware(void);
void exs_send_to_uart(unsigned char * data);
 int uart_rx_drv(unsigned char * buf, unsigned char in_byte);

   //--- main.c

void int_func_default(void);
void int_func_timer0(void);

   //--- tn_user.h

void int_func_uart0(void);

   //--- tn_sprintf.c 

int tn_snprintf( char *outStr, int maxLen, const char *fmt, ... );


#endif