gpio.h

realview下的一个arm9的bootloader烧录器.支持norflash读写

/********************************************************************************
 * Copyright Statement:
 * --------------------
 * This software is protected by Copyright and the information contained herein
 * is confidential.  The software may not be copied and the information
 * contained herein may not be used or disclosed except with the written
 * permission of INFOMAX COMMUNICATION CO.,LTD.
 *
 * MODULE NAME:  GPIO
 * DESCRIPTION:  GPIO header file
 * AUTHOR:       Bo-Hung Wu
 * BEGIN DATE:   Oct. 19, 2007
 * LAST MODIFICATION: 
 *******************************************************************************/
 
#ifndef GPIO_H
#define GPIO_H
/******************************************************************************* 
 Header files 
 *******************************************************************************/
#include "common_var_types.h"
#include "magic_reg_defs.h"

/******************************************************************************* 
 Constant/Marco
 *******************************************************************************/
#define FAST_GPIO_START 2
#define FAST_GPIO_END 4

#define GPIO_FUNC_INPUT   0
#define GPIO_FUNC_OUTPUT  1
#define GPIO_FUNC_EXT_INT 2
#define GPIO_FUNC_LED     3
/******************************************************************************* 
 Structure/Union/Enum/Typedef
 *******************************************************************************/ 


/******************************************************************************* 
 Function Prototypes
 *******************************************************************************/ 

/**
 @Desc
    Description for function_name
 @Param parameter 1
    Put parameter 1 description here
 @Param parameter 2
    Put parameter 2 description here
 @Return    Return value 1 and it description 
 @Return    Return value 1 and it description 
*/
void led_on(int led_no);
void led_off(int led_no);
void toggle_led(int led_no);
void gpio_init_func(UINT32 gpio_func_reg_val);
void gpio_write_io(UINT32 gpio_io_reg_val);


#endif /* #ifndef */