📄 fat32readfile.lst
字号:
0279 00 DB 00H
027A 00 DB 00H
027B 01 DB 01H
; SOURCE LINE # 29
027C 020000 R LJMP ?C0003
027F ?C0006:
; SOURCE LINE # 30
027F 900000 R MOV DPTR,#fp
0282 E0 MOVX A,@DPTR
0283 C4 SWAP A
0284 33 RLC A
0285 54E0 ANL A,#0E0H
0287 2400 E ADD A,#LOW FCB+018H
0289 F582 MOV DPL,A
028B E4 CLR A
028C 3400 E ADDC A,#HIGH FCB+018H
028E F583 MOV DPH,A
C51 COMPILER V6.23a FAT32READFILE 12/24/2004 00:11:04 PAGE 20
0290 E0 MOVX A,@DPTR
0291 FC MOV R4,A
0292 A3 INC DPTR
0293 E0 MOVX A,@DPTR
0294 FD MOV R5,A
0295 A3 INC DPTR
0296 E0 MOVX A,@DPTR
0297 FE MOV R6,A
0298 A3 INC DPTR
0299 E0 MOVX A,@DPTR
029A FF MOV R7,A
029B E4 CLR A
029C FB MOV R3,A
029D FA MOV R2,A
029E F9 MOV R1,A
029F F8 MOV R0,A
02A0 C3 CLR C
02A1 120000 E LCALL ?C?ULCMP
02A4 900000 R MOV DPTR,#fp
02A7 7038 JNZ ?C0009
; SOURCE LINE # 31
; SOURCE LINE # 32
02A9 E0 MOVX A,@DPTR
02AA C4 SWAP A
02AB 33 RLC A
02AC 54E0 ANL A,#0E0H
02AE 2400 E ADD A,#LOW FCB+014H
02B0 F582 MOV DPL,A
02B2 E4 CLR A
02B3 3400 E ADDC A,#HIGH FCB+014H
02B5 F583 MOV DPH,A
02B7 E0 MOVX A,@DPTR
02B8 FC MOV R4,A
02B9 A3 INC DPTR
02BA E0 MOVX A,@DPTR
02BB FD MOV R5,A
02BC A3 INC DPTR
02BD E0 MOVX A,@DPTR
02BE FE MOV R6,A
02BF A3 INC DPTR
02C0 E0 MOVX A,@DPTR
02C1 24FE ADD A,#0FEH
02C3 FB MOV R3,A
02C4 EE MOV A,R6
02C5 34FF ADDC A,#0FFH
02C7 FA MOV R2,A
02C8 ED MOV A,R5
02C9 34FF ADDC A,#0FFH
02CB F9 MOV R1,A
02CC EC MOV A,R4
02CD 34FF ADDC A,#0FFH
02CF F8 MOV R0,A
02D0 900000 E MOV DPTR,#FAT32+05H
02D3 E0 MOVX A,@DPTR
02D4 FF MOV R7,A
02D5 E4 CLR A
02D6 FC MOV R4,A
02D7 FD MOV R5,A
02D8 FE MOV R6,A
02D9 120000 E LCALL ?C?LMUL
02DC 900000 E MOV DPTR,#FAT32+0DH
; SOURCE LINE # 33
C51 COMPILER V6.23a FAT32READFILE 12/24/2004 00:11:04 PAGE 21
; SOURCE LINE # 34
02DF 805C SJMP ?C0011
02E1 ?C0009:
; SOURCE LINE # 36
; SOURCE LINE # 37
02E1 E0 MOVX A,@DPTR
02E2 C4 SWAP A
02E3 33 RLC A
02E4 54E0 ANL A,#0E0H
02E6 2400 E ADD A,#LOW FCB+014H
02E8 F582 MOV DPL,A
02EA E4 CLR A
02EB 3400 E ADDC A,#HIGH FCB+014H
02ED F583 MOV DPH,A
02EF E0 MOVX A,@DPTR
02F0 FC MOV R4,A
02F1 A3 INC DPTR
02F2 E0 MOVX A,@DPTR
02F3 FD MOV R5,A
02F4 A3 INC DPTR
02F5 E0 MOVX A,@DPTR
02F6 FE MOV R6,A
02F7 A3 INC DPTR
02F8 E0 MOVX A,@DPTR
02F9 24FE ADD A,#0FEH
02FB FB MOV R3,A
02FC EE MOV A,R6
02FD 34FF ADDC A,#0FFH
02FF FA MOV R2,A
0300 ED MOV A,R5
0301 34FF ADDC A,#0FFH
0303 F9 MOV R1,A
0304 EC MOV A,R4
0305 34FF ADDC A,#0FFH
0307 F8 MOV R0,A
0308 900000 E MOV DPTR,#FAT32+05H
030B E0 MOVX A,@DPTR
030C FF MOV R7,A
030D E4 CLR A
030E FC MOV R4,A
030F FD MOV R5,A
0310 FE MOV R6,A
0311 120000 E LCALL ?C?LMUL
0314 900000 E MOV DPTR,#FAT32+0DH
0317 E0 MOVX A,@DPTR
0318 F8 MOV R0,A
0319 A3 INC DPTR
031A E0 MOVX A,@DPTR
031B F9 MOV R1,A
031C A3 INC DPTR
031D E0 MOVX A,@DPTR
031E FA MOV R2,A
031F A3 INC DPTR
0320 E0 MOVX A,@DPTR
0321 2F ADD A,R7
0322 FF MOV R7,A
0323 EA MOV A,R2
0324 3E ADDC A,R6
0325 FE MOV R6,A
0326 E9 MOV A,R1
0327 3D ADDC A,R5
0328 FD MOV R5,A
C51 COMPILER V6.23a FAT32READFILE 12/24/2004 00:11:04 PAGE 22
0329 E8 MOV A,R0
032A 3C ADDC A,R4
032B FC MOV R4,A
032C 900000 R MOV DPTR,#fp
032F E0 MOVX A,@DPTR
0330 C4 SWAP A
0331 33 RLC A
0332 54E0 ANL A,#0E0H
0334 2400 E ADD A,#LOW FCB+018H
0336 F582 MOV DPL,A
0338 E4 CLR A
0339 3400 E ADDC A,#HIGH FCB+018H
033B F583 MOV DPH,A
033D ?C0011:
033D E0 MOVX A,@DPTR
033E F8 MOV R0,A
033F A3 INC DPTR
0340 E0 MOVX A,@DPTR
0341 F9 MOV R1,A
0342 A3 INC DPTR
0343 E0 MOVX A,@DPTR
0344 FA MOV R2,A
0345 A3 INC DPTR
0346 E0 MOVX A,@DPTR
0347 2F ADD A,R7
0348 FF MOV R7,A
0349 EA MOV A,R2
034A 3E ADDC A,R6
034B FE MOV R6,A
034C E9 MOV A,R1
034D 3D ADDC A,R5
034E FD MOV R5,A
034F E8 MOV A,R0
0350 3C ADDC A,R4
0351 FC MOV R4,A
0352 900000 E MOV DPTR,#IDE+02H
0355 120000 E LCALL ?C?LSTXDATA
0358 120000 E LCALL _IDEReadSector
; SOURCE LINE # 38
035B 900000 R MOV DPTR,#fp
035E E0 MOVX A,@DPTR
035F FB MOV R3,A
0360 C4 SWAP A
0361 33 RLC A
0362 54E0 ANL A,#0E0H
0364 2400 E ADD A,#LOW FCB+018H
0366 F582 MOV DPL,A
0368 E4 CLR A
0369 3400 E ADDC A,#HIGH FCB+018H
036B F583 MOV DPH,A
036D E0 MOVX A,@DPTR
036E FC MOV R4,A
036F A3 INC DPTR
0370 E0 MOVX A,@DPTR
0371 FD MOV R5,A
0372 A3 INC DPTR
0373 E0 MOVX A,@DPTR
0374 FE MOV R6,A
0375 A3 INC DPTR
0376 E0 MOVX A,@DPTR
0377 2401 ADD A,#01H
0379 FF MOV R7,A
C51 COMPILER V6.23a FAT32READFILE 12/24/2004 00:11:04 PAGE 23
037A E4 CLR A
037B 3E ADDC A,R6
037C FE MOV R6,A
037D E4 CLR A
037E 3D ADDC A,R5
037F FD MOV R5,A
0380 E4 CLR A
0381 3C ADDC A,R4
0382 FC MOV R4,A
0383 EB MOV A,R3
0384 C4 SWAP A
0385 33 RLC A
0386 54E0 ANL A,#0E0H
0388 2400 E ADD A,#LOW FCB+018H
038A F582 MOV DPL,A
038C E4 CLR A
038D 3400 E ADDC A,#HIGH FCB+018H
038F F583 MOV DPH,A
0391 120000 E LCALL ?C?LSTXDATA
; SOURCE LINE # 39
; SOURCE LINE # 40
0394 ?C0003:
; SOURCE LINE # 41
0394 900000 R MOV DPTR,#tmp
0397 E0 MOVX A,@DPTR
0398 FE MOV R6,A
0399 A3 INC DPTR
039A E0 MOVX A,@DPTR
039B FF MOV R7,A
; SOURCE LINE # 42
039C ?C0002:
039C 22 RET
; FUNCTION _FAT32ReadFile (END)
C51 COMPILER V6.23a FAT32READFILE 12/24/2004 00:11:04 PAGE 24
NAME CLASS MSPACE TYPE OFFSET SIZE
==== ===== ====== ==== ====== ====
DWORD. . . . . . . . . . . . . . . . . TYPEDEF ----- U_LONG ----- 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
FATUni . . . . . . . . . . . . . . . . * TAG * ----- UNION ----- 54
F32. . . . . . . . . . . . . . . . . MEMBER ----- STRUCT 0000H 54
F16. . . . . . . . . . . . . . . . . MEMBER ----- STRUCT 0000H 26
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 ----- 516
Sector . . . . . . . . . . . . . . . MEMBER ----- U_LONG 0000H 4
FAT. . . . . . . . . . . . . . . . . MEMBER ----- ARRAY 0004H 512
sDPTStr. . . . . . . . . . . . . . . . * TAG * ----- STRUCT ----- 9
TypeCode . . . . . . . . . . . . . . MEMBER ----- U_CHAR 0000H 1
LBABegin . . . . . . . . . . . . . . MEMBER ----- U_LONG 0001H 4
CntSec . . . . . . . . . . . . . . . MEMBER ----- U_LONG 0005H 4
CHAR . . . . . . . . . . . . . . . . . TYPEDEF ----- U_CHAR ----- 1
_FAT32ReadFile . . . . . . . . . . . . PUBLIC CODE PROC 0000H -----
fp . . . . . . . . . . . . . . . . . AUTO XDATA U_CHAR 0000H 1
tmp. . . . . . . . . . . . . . . . . AUTO XDATA U_INT 0001H 2
DPTStr . . . . . . . . . . . . . . . . * TAG * ----- STRUCT ----- 16
BootFlag . . . . . . . . . . . . . . MEMBER ----- U_CHAR 0000H 1
CHSBegin . . . . . . . . . . . . . . MEMBER ----- ARRAY 0001H 3
TypeCode . . . . . . . . . . . . . . MEMBER ----- U_CHAR 0004H 1
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