fat32.h

S3C44B0X全套培训资料及源代码 e008s3c44b0x

#include "..\inc\def.h"
#include "..\inc\fat32def.h"
extern struct dir_info Current_Dir_Info;	//存放当前目录信息
extern U16	Current_Dir_Total_File_Num;		//当前目录表中有效的文件数
extern U32 BPB_Location;
extern U32 FAT1_Locate;	// in LBA mode                                    //
extern U8  FAT_Num;
extern U32 FAT_Sectors;
extern U32 FAT2_Locate;	// in LBA mode                                    //
extern U32 Root_Locate;	// in LBA mode                                    //
extern U32 Root_Sectors;
extern U32 Data_Offset;	// in LBA mode(the Start LBA Sector of Cluster 2) //
extern U32 Data_Sectors;
extern U8 Cluster_Size;
extern U32 Total_Clusters;
// The Following is FAT16 Function //
void Read_MBR(void);
void Read_BPB(U32 bpb_location);
U32	Cluster2LBA(U32 cluster);
U32	Get_Next_Cluster(U32 Current_Cluster);
U32	Cluster2LBA(U32 cluster);
void Read_Cluster(U32 cluster,U8 * dest_buf);
void Read_Dir(U32 dir_location);
void Read_File(U32 file_location);
void FAT32_Tools(void);