⭐ 欢迎来到虫虫下载站! | 📦 资源下载 📁 资源专辑 ℹ️ 关于我们
⭐ 虫虫下载站

📄 fatnextcluster.lst

📁 C51实现的FAT32文件系统
💻 LST
📖 第 1 页 / 共 5 页
字号:
0154 EA                MOV     A,R2
0155 3E                ADDC    A,R6
0156 FE                MOV     R6,A
0157 E9                MOV     A,R1
0158 3D                ADDC    A,R5
0159 FD                MOV     R5,A
015A E8                MOV     A,R0
015B 3C                ADDC    A,R4
015C FC                MOV     R4,A
015D 7B01              MOV     R3,#01H
015F 7A00        E     MOV     R2,#HIGH FATTable+04H
0161 7900        E     MOV     R1,#LOW FATTable+04H
0163 C002              PUSH    AR2
0165 900000      E     MOV     DPTR,#StorageMedia+08H
0168 A3                INC     DPTR
0169 E0                MOVX    A,@DPTR
016A FA                MOV     R2,A
016B A3                INC     DPTR
016C E0                MOVX    A,@DPTR
016D F582              MOV     DPL,A
016F 8A83              MOV     DPH,R2
0171 D002              POP     AR2
0173 120000      R     LCALL   ?C0010
0176 8002              SJMP    ?C0011
0178         ?C0010:
0178 E4                CLR     A
0179 73                JMP     @A+DPTR
017A         ?C0011:
                                           ; SOURCE LINE # 32
017A         ?C0006:
                                           ; SOURCE LINE # 33
017A 7800        R     MOV     R0,#LOW Offset
017C E2                MOVX    A,@R0
017D 75F002            MOV     B,#02H
0180 A4                MUL     AB
C51 COMPILER V6.23a  FATNEXTCLUSTER                                                        12/24/2004 00:11:41 PAGE 18  

0181 2400        E     ADD     A,#LOW FATTable+04H
0183 F582              MOV     DPL,A
0185 E5F0              MOV     A,B
0187 3400        E     ADDC    A,#HIGH FATTable+04H
0189 F583              MOV     DPH,A
018B E0                MOVX    A,@DPTR
018C FE                MOV     R6,A
018D A3                INC     DPTR
018E E0                MOVX    A,@DPTR
018F FF                MOV     R7,A
0190 120000      E     LCALL   _MEMSwap16
0193 E4                CLR     A
0194 FC                MOV     R4,A
0195 FD                MOV     R5,A
0196         ?C0012:
0196 900000      R     MOV     DPTR,#CurrentCluster
0199 E0                MOVX    A,@DPTR
019A FB                MOV     R3,A
019B A3                INC     DPTR
019C E0                MOVX    A,@DPTR
019D FA                MOV     R2,A
019E A3                INC     DPTR
019F E0                MOVX    A,@DPTR
01A0 F9                MOV     R1,A
01A1 120000      E     LCALL   ?C?LSTPTR
                                           ; SOURCE LINE # 35
                                           ; SOURCE LINE # 36
                                           ; SOURCE LINE # 37
                                           ; SOURCE LINE # 38
01A4         ?C0004:
01A4 22                RET     
             ; FUNCTION _FATNextCluster (END)

C51 COMPILER V6.23a  FATNEXTCLUSTER                                                        12/24/2004 00:11:41 PAGE 19  

NAME                                    CLASS   MSPACE  TYPE    OFFSET  SIZE
====                                    =====   ======  ====    ======  ====


FATClusterStr. . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  9
  SecOffset. . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  Sector . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0001H  4
  Cluster. . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0005H  4
DWORD. . . . . . . . . . . . . . . . .  TYPEDEF  -----  U_LONG   -----  4
FATTableStr. . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  516
  Sector . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0000H  4
  FAT. . . . . . . . . . . . . . . . .  MEMBER   -----  UNION    0004H  512
FATLDirStr . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  32
  Ord. . . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  Name1. . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0001H  10
  Attr . . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000BH  1
  Type . . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000CH  1
  Chksum . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000DH  1
  Name2. . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    000EH  12
  FstClusLO. . . . . . . . . . . . . .  MEMBER   -----  U_INT    001AH  2
  Name3. . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    001CH  4
FCBStr . . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  32
  FileName . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  12
  Size . . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   000CH  4
  FirstCluster . . . . . . . . . . . .  MEMBER   -----  U_LONG   0010H  4
  LastCluster. . . . . . . . . . . . .  MEMBER   -----  U_LONG   0014H  4
  ClusSecCnt . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0018H  4
  ByteCnt. . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   001CH  4
FATUin . . . . . . . . . . . . . . . .  * TAG *  -----  UNION    -----  512
  F32. . . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  512
  F16. . . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  512
  F12. . . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  512
FATUni . . . . . . . . . . . . . . . .  * TAG *  -----  UNION    -----  54
  F32. . . . . . . . . . . . . . . . .  MEMBER   -----  STRUCT   0000H  54
  F16. . . . . . . . . . . . . . . . .  MEMBER   -----  STRUCT   0000H  26
FATSDirStr . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  32
  Name . . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  11
  Attr . . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000BH  1
  NTRes. . . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000CH  1
  CrtTimeTenth . . . . . . . . . . . .  MEMBER   -----  U_CHAR   000DH  1
  CrtTime. . . . . . . . . . . . . . .  MEMBER   -----  U_INT    000EH  2
  CrtDate. . . . . . . . . . . . . . .  MEMBER   -----  U_INT    0010H  2
  LstAccDate . . . . . . . . . . . . .  MEMBER   -----  U_INT    0012H  2
  FstClusHI. . . . . . . . . . . . . .  MEMBER   -----  U_INT    0014H  2
  WrtTime. . . . . . . . . . . . . . .  MEMBER   -----  U_INT    0016H  2
  WrtDate. . . . . . . . . . . . . . .  MEMBER   -----  U_INT    0018H  2
  FstClusLO. . . . . . . . . . . . . .  MEMBER   -----  U_INT    001AH  2
  FileSize . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   001CH  4
HDDStr . . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  2
  TotalPartitions. . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  CurrentPartition . . . . . . . . . .  MEMBER   -----  U_CHAR   0001H  1
IDEStr . . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  8
  TotalDevices . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  CurrentDevice. . . . . . . . . . . .  MEMBER   -----  U_CHAR   0001H  1
  CurrentSector. . . . . . . . . . . .  MEMBER   -----  U_LONG   0002H  4
  BytesPerSec. . . . . . . . . . . . .  MEMBER   -----  U_INT    0006H  2
size_t . . . . . . . . . . . . . . . .  TYPEDEF  -----  U_INT    -----  2
FATStr . . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  34
  CurrentDirectory . . . . . . . . . .  MEMBER   -----  U_LONG   0000H  4
  SecPerClus . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0004H  1
  RootClus . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0005H  4
C51 COMPILER V6.23a  FATNEXTCLUSTER                                                        12/24/2004 00:11:41 PAGE 20  

NAME                                    CLASS   MSPACE  TYPE    OFFSET  SIZE
====                                    =====   ======  ====    ======  ====


  RootSectors. . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0009H  1
  ClusSec. . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   000AH  4
  FATSz. . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   000EH  4
  FATSec . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0012H  4
  FSISec . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0016H  4
  FSIFreeCount . . . . . . . . . . . .  MEMBER   -----  U_LONG   001AH  4
  FSINxtFree . . . . . . . . . . . . .  MEMBER   -----  U_LONG   001EH  4
sDPTStr. . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  9
  FATType. . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  LBABegin . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0001H  4
  CntSec . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0005H  4
CHAR . . . . . . . . . . . . . . . . .  TYPEDEF  -----  U_CHAR   -----  1
DPTStr . . . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  16
  BootFlag . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  CHSBegin . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0001H  3
  TypeCode . . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0004H  1
  CHSEnd . . . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0005H  3
  LBABegin . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0008H  4
  CntSec . . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   000CH  4
FAT32FSInfoStr . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  512
  LeadSig. . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0000H  4
  Reserved1. . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0004H  480
  StrucSig . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   01E4H  4
  FreeCount. . . . . . . . . . . . . .  MEMBER   -----  U_LONG   01E8H  4
  NxtFree. . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   01ECH  4
  Reserved2. . . . . . . . . . . . . .  MEMBER   -----  ARRAY    01F0H  12
  TrailSig . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   01FCH  4
BOOL . . . . . . . . . . . . . . . . .  TYPEDEF  DATA   BIT      -----  1
BootSecFAT32Str. . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  54
  BPB_FATSz32. . . . . . . . . . . . .  MEMBER   -----  U_LONG   0000H  4
  BPB_ExtFlags . . . . . . . . . . . .  MEMBER   -----  U_INT    0004H  2
  BPB_FSVer. . . . . . . . . . . . . .  MEMBER   -----  U_INT    0006H  2
  BPB_RootClus . . . . . . . . . . . .  MEMBER   -----  U_LONG   0008H  4
  BPB_FSInfo . . . . . . . . . . . . .  MEMBER   -----  U_INT    000CH  2
  BPB_BkBootSec. . . . . . . . . . . .  MEMBER   -----  U_INT    000EH  2
  BPB_Reserved . . . . . . . . . . . .  MEMBER   -----  ARRAY    0010H  12
  BS_DrvNum. . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   001CH  1
  BS_Reserved1 . . . . . . . . . . . .  MEMBER   -----  U_CHAR   001DH  1
  BS_BootSig . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   001EH  1
  BS_VolID . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   001FH  4
  BS_VolLab. . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0023H  11
  BS_FilSysType. . . . . . . . . . . .  MEMBER   -----  ARRAY    002EH  8
BootSecFAT16Str. . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  26
  BS_DrvNum. . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  BS_Reserved1 . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0001H  1
  BS_BootSig . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0002H  1
  BS_VolID . . . . . . . . . . . . . .  MEMBER   -----  U_LONG   0003H  4
  BS_VolLab. . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0007H  11
  BS_FilSysType. . . . . . . . . . . .  MEMBER   -----  ARRAY    0012H  8
BYTE . . . . . . . . . . . . . . . . .  TYPEDEF  -----  U_CHAR   -----  1
StorageMedia . . . . . . . . . . . . .  EXTERN   XDATA  STRUCT   -----  14
WORD . . . . . . . . . . . . . . . . .  TYPEDEF  -----  U_INT    -----  2
_MEMSwap32 . . . . . . . . . . . . . .  EXTERN   CODE   PROC     -----  -----
_FATNextCluster. . . . . . . . . . . .  PUBLIC   CODE   PROC     0000H  -----
  CurrentCluster . . . . . . . . . . .  AUTO     XDATA  PTR      0000H  3
  Offset . . . . . . . . . . . . . . .  AUTO     PDATA  U_CHAR   0000H  1
  Sector . . . . . . . . . . . . . . .  AUTO     PDATA  U_LONG   0001H  4
C51 COMPILER V6.23a  FATNEXTCLUSTER                                                        12/24/2004 00:11:41 PAGE 21  

NAME                                    CLASS   MSPACE  TYPE    OFFSET  SIZE
====                                    =====   ======  ====    ======  ====


_MEMSwap16 . . . . . . . . . . . . . .  EXTERN   CODE   PROC     -----  -----
FATTable . . . . . . . . . . . . . . .  EXTERN   XDATA  STRUCT   -----  516
FAT. . . . . . . . . . . . . . . . . .  EXTERN   XDATA  STRUCT   -----  34
sDPT . . . . . . . . . . . . . . . . .  EXTERN   XDATA  ARRAY    -----  144
IDEDeviceStr . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  5
  DriverType . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0000H  1
  TotalSectors . . . . . . . . . . . .  MEMBER   -----  U_LONG   0001H  4
wchar_t. . . . . . . . . . . . . . . .  TYPEDEF  -----  CHAR     -----  1
BootSecStr . . . . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  90
  BS_jmpBoot . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0000H  3
  BS_OEMName . . . . . . . . . . . . .  MEMBER   -----  ARRAY    0003H  8
  BPB_BytesPerSec. . . . . . . . . . .  MEMBER   -----  U_INT    000BH  2
  BPB_SecPerClus . . . . . . . . . . .  MEMBER   -----  U_CHAR   000DH  1
  BPB_RsvdSecCnt . . . . . . . . . . .  MEMBER   -----  U_INT    000EH  2
  BPB_NumFATs. . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0010H  1
  BPB_RootEntCnt . . . . . . . . . . .  MEMBER   -----  U_INT    0011H  2
  BPB_TotSec16 . . . . . . . . . . . .  MEMBER   -----  U_INT    0013H  2
  BPB_Media. . . . . . . . . . . . . .  MEMBER   -----  U_CHAR   0015H  1
  BPB_FATSz16. . . . . . . . . . . . .  MEMBER   -----  U_INT    0016H  2
  BPB_SecPerTrk. . . . . . . . . . . .  MEMBER   -----  U_INT    0018H  2
  BPB_NumHeads . . . . . . . . . . . .  MEMBER   -----  U_INT    001AH  2
  BPB_HiddSec. . . . . . . . . . . . .  MEMBER   -----  U_LONG   001CH  4
  BPB_TotSec32 . . . . . . . . . . . .  MEMBER   -----  U_LONG   0020H  4
  FAT. . . . . . . . . . . . . . . . .  MEMBER   -----  UNION    0024H  54
StorageMediaStr. . . . . . . . . . . .  * TAG *  -----  STRUCT   -----  14
  BytesPerSec. . . . . . . . . . . . .  MEMBER   -----  U_INT    0000H  2
  TotalSectors . . . . . . . . . . . .  MEMBER   -----  U_LONG   0002H  4
  TotalPartitions. . . . . . . . . . .  MEMBER   -----  U_CHAR   0006H  1
  CurrentPartition . . . . . . . . . .  MEMBER   -----  U_CHAR   0007H  1
  ReadSector . . . . . . . . . . . . .  MEMBER   -----  PTR      0008H  3
  WriteSector. . . . . . . . . . . . .  MEMBER   -----  PTR      000BH  3


MODULE INFORMATION:   STATIC OVERLAYABLE
   CODE SIZE        =    421    ----
   CONSTANT SIZE    =   ----    ----
   XDATA SIZE       =   ----       3
   PDATA SIZE       =   ----       5
   DATA SIZE        =   ----    ----
   IDATA SIZE       =   ----    ----
   BIT SIZE         =   ----    ----
END OF MODULE INFORMATION.


C51 COMPILATION COMPLETE.  0 WARNING(S),  0 ERROR(S)

⌨️ 快捷键说明

复制代码 Ctrl + C
搜索代码 Ctrl + F
全屏模式 F11
切换主题 Ctrl + Shift + D
显示快捷键 ?
增大字号 Ctrl + =
减小字号 Ctrl + -