config.h

三星2410在linux下的SD卡驱动

/****************************************Copyright (c)**************************************************
**                               Guangzhou ZHIYUAN electronics Co.,LTD.
**                                     
**                                 http://www.zyinside.com
**
**--------------File Info-------------------------------------------------------------------------------
** File Name: 				sdconfig.h
** Last modified Date: 		2006.01.09
** Last Version:			V1.0		
** Description: 			User Configurable File
**
**------------------------------------------------------------------------------------------------------
** Created By: 				Ming Yuan Zheng ֣��Զ
** Created date: 			2006.01.09
** Version: 				V1.0
** Descriptions:			The original version ��ʼ�汾
**
**------------------------------------------------------------------------------------------------------
** Modified by:
** Modified date:
** Version:
** Description:
**
********************************************************************************************************/

#ifndef __CONFIG_H
#define __CONFIG_H

//This segment should not be modified
#ifndef TRUE
#define TRUE  1
#endif

#ifndef FALSE
#define FALSE 0
#endif

#ifndef __KERNEL__
    #define __KERNEL__
#endif
#ifndef MODULE
    #define MODULE
#endif

#include <linux/config.h>
#include <linux/module.h>

#include <linux/kernel.h>       /* printk() */
//#include <linux/malloc.h>     /* kmalloc() */
#include <linux/slab.h>         /* kmalloc() */
#include <linux/fs.h>           /* everything... */
#include <linux/errno.h>        /* error codes */
#include <linux/proc_fs.h>
#include <linux/fcntl.h>        /* O_ACCMODE */

#include <asm/irq.h>

#include <asm/system.h>         /* cli(), *_flags */
#include <linux/init.h>
#include <asm/uaccess.h>

typedef u8      uint8;          /* defined for unsigned 8-bits integer variable 	 �޷���8λ���ͱ��  */
typedef s8      int8;           /* defined for signed 8-bits integer variable		 �з���8λ���ͱ��  */
typedef u16     uint16;         /* defined for unsigned 16-bits integer variable 	 �޷���16λ���ͱ�� */
typedef s16     int16;          /* defined for signed 16-bits integer variable 		 �з���16λ���ͱ�� */
typedef u32     uint32;         /* defined for unsigned 32-bits integer variable 	 �޷���32λ���ͱ�� */
typedef s32     int32;          /* defined for signed 32-bits integer variable 		 �з���32λ���ͱ�� */
typedef float   fp32;           /* single precision floating point variable (32bits) �����ȸ�������32λ���ȣ� */
typedef double  fp64;           /* double precision floating point variable (64bits) ˫���ȸ�������64λ���ȣ� */


/********************************/
/*Application Program Configurations*/
/*     Ӧ�ó�������             */
/********************************/
//This segment could be modified as needed.
//���¸�����Ҫ�Ķ�

#include <asm/hardware.h>
#include <asm/arch-s3c2410/cpu_s3c2410.h>

#include <linux/delay.h>				/* mdelay() */

#include "sdmmc/sdconfig.h"
#include "sdmmc/sdhal.h"
#include "sdmmc/sdcmd.h"
#include "sdmmc/sddriver.h"
#include "zlg_fs/zlg_fs.h"
#include "zlg_fs/fat.h"

#define DEVICE_NAME "zlg/fs-sd"         /* name for messaging */
#define MAX_DISK_DRIVES                 1

#define DEVICE_BYTES_PER_SEC            512
#define DEVICE_SEC_PER_DISK             (1024 * 32)

#define COMMAND_FUNCTION                SDCammand
//#define DISK_INFO                     zlg_fs_disk


#ifdef IN_ZLG_FS_DRIVER
extern uint16 SDCammand(uint8 Cammand, void *Parameter);


/*********************************************************************************************************
** Function name: drive_init
** Descriptions:  the initialization of SD/MMC card driver 
**                SD/MMC ��������ʼ��	
** Input: 		  NULL	
** Output: 		  NULL
** Created by:    MingYuan Zheng ֣��Զ 
** Created Date:  2006-01-09 
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified Date: 
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
        static void drive_init(void)
{
	int ret;
	INT8U rec,buff[512];
	INT32U i,j;	

	set_gpio_ctrl(SD_GPIO_CD);

	/* ע��IRQ������  Register IRQ handlers */
	set_external_irq(SD_IRQ_CD, EXT_BOTH_EDGES, GPIO_PULLUP_DIS);
	ret = request_irq(SD_IRQ_CD, card_detect_interrupt, SA_INTERRUPT, "my" DEVICE_NAME, NULL);
	if (ret) 
	{
		printk("SD/MMC Slot: request_irq(SD CD) failed\n");
		return;
	}
		
#if SD_INTERRUPT_EN
	ret = request_irq(IRQ_SDI, sdmmc_interrupt, SA_INTERRUPT, "my" DEVICE_NAME, NULL);
	if (ret)
	{
		printk("SD/MMC Slot: request_irq(SDI) failed\n");
		free_irq(SD_IRQ_CD, NULL);
		return;
	}
#endif	
	
	//card_insert = 0;
	card_insert = 1;
		
	printk("SD/MMC/SDI slot initialized\n");
	card_detect_interrupt(SD_IRQ_CD, NULL, NULL);	/* ���е�һ�β⿨ */
}


/*********************************************************************************************************
** Function name: drive_clean
** Descriptions:  the uninstall of SD/MMC card driver 
**                SD/MMC �������	
** Input: 		  NULL	
** Output: 		  NULL
** Created by:    MingYuan Zheng ֣��Զ 
** Created Date:  2006-01-09 
**-------------------------------------------------------------------------------------------------------
** Modified by:
** Modified Date: 
**------------------------------------------------------------------------------------------------------
********************************************************************************************************/
	static void drive_clean(void)
{
#if SD_INTERRUPT_EN
	free_irq(IRQ_SDI, NULL);
#endif
	free_irq(SD_IRQ_CD, NULL);
	if (card_insert) {
		card_insert = 0;
	}	
}

#endif

#define malloc(a)   kmalloc(a, GFP_KERNEL)
#define free(a)     kfree(a)
#define OS_ENTER_CRITICAL() 
#define OS_EXIT_CRITICAL()














#endif
/*********************************************************************************************************
**                            End Of File
********************************************************************************************************/