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📄 fat.lst

📁 AVR单片机 读写SD/MMC卡 带文件系统 FAT16 源码
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 645 0408 0E94 0000 		call __udivmodsi4
 646 040c DC01      		movw r26,r24
 647 040e CB01      		movw r24,r22
 648 0410 E80E      		add r14,r24
 649 0412 F91E      		adc r15,r25
 650 0414 0A1F      		adc r16,r26
 651 0416 1B1F      		adc r17,r27
 652 0418 E982      		std Y+1,r14
 653 041a FA82      		std Y+2,r15
 654 041c 0B83      		std Y+3,r16
 655 041e 1C83      		std Y+4,r17
 656               	.LM64:
 657 0420 A201      		movw r20,r4
 658 0422 C801      		movw r24,r16
 659 0424 B701      		movw r22,r14
 660 0426 0E94 0000 		call mmc_read_sector
 661               	/* epilogue: frame size=4 */
 662 042a 2496      		adiw r28,4
 663 042c 0FB6      		in __tmp_reg__,__SREG__
 664 042e F894      		cli
 665 0430 DEBF      		out __SP_H__,r29
 666 0432 0FBE      		out __SREG__,__tmp_reg__
 667 0434 CDBF      		out __SP_L__,r28
 668 0436 DF91      		pop r29
 669 0438 CF91      		pop r28
 670 043a 1F91      		pop r17
 671 043c 0F91      		pop r16
 672 043e FF90      		pop r15
 673 0440 EF90      		pop r14
 674 0442 DF90      		pop r13
 675 0444 CF90      		pop r12
 676 0446 BF90      		pop r11
 677 0448 AF90      		pop r10
 678 044a 9F90      		pop r9
 679 044c 8F90      		pop r8
 680 044e 7F90      		pop r7
 681 0450 6F90      		pop r6
 682 0452 5F90      		pop r5
 683 0454 4F90      		pop r4
 684 0456 0895      		ret
 685               	/* epilogue end (size=23) */
 686               	/* function fat_read_file size 122 (75) */
 687               	.LFE9:
 689               	.global	fat_write_file
 691               	fat_write_file:
 692               	.LFB10:
 693               	.LM65:
 694               	/* prologue: frame size=517 */
 695 0458 2F92      		push r2
 696 045a 3F92      		push r3
 697 045c 4F92      		push r4
 698 045e 5F92      		push r5
 699 0460 6F92      		push r6
 700 0462 7F92      		push r7
 701 0464 8F92      		push r8
 702 0466 9F92      		push r9
 703 0468 AF92      		push r10
 704 046a BF92      		push r11
 705 046c CF92      		push r12
 706 046e DF92      		push r13
 707 0470 EF92      		push r14
 708 0472 FF92      		push r15
 709 0474 0F93      		push r16
 710 0476 1F93      		push r17
 711 0478 CF93      		push r28
 712 047a DF93      		push r29
 713 047c CDB7      		in r28,__SP_L__
 714 047e DEB7      		in r29,__SP_H__
 715 0480 C550      		subi r28,lo8(517)
 716 0482 D240      		sbci r29,hi8(517)
 717 0484 0FB6      		in __tmp_reg__,__SREG__
 718 0486 F894      		cli
 719 0488 DEBF      		out __SP_H__,r29
 720 048a 0FBE      		out __SREG__,__tmp_reg__
 721 048c CDBF      		out __SP_L__,r28
 722               	/* prologue end (size=27) */
 723 048e 8C01      		movw r16,r24
 724 0490 1B01      		movw r2,r22
 725 0492 2901      		movw r4,r18
 726 0494 3A01      		movw r6,r20
 727               	.LM66:
 728 0496 8091 0000 		lds r24,cluster_size
 729 049a 282F      		mov r18,r24
 730 049c 3327      		clr r19
 731 049e 4427      		clr r20
 732 04a0 5527      		clr r21
 733 04a2 C301      		movw r24,r6
 734 04a4 B201      		movw r22,r4
 735 04a6 0E94 0000 		call __udivmodsi4
 736 04aa E2E0      		ldi r30,lo8(514)
 737 04ac 8E2E      		mov r8,r30
 738 04ae 9E2E      		mov r9,r30
 739 04b0 8C0E      		add r8,r28
 740 04b2 9D1E      		adc r9,r29
 741 04b4 F401      		movw r30,r8
 742 04b6 2083      		st Z,r18
 743 04b8 3183      		std Z+1,r19
 744 04ba 4283      		std Z+2,r20
 745 04bc 5383      		std Z+3,r21
 746               	.LM67:
 747 04be AE01      		movw r20,r28
 748 04c0 4F5F      		subi r20,lo8(-(1))
 749 04c2 5F4F      		sbci r21,hi8(-(1))
 750 04c4 B401      		movw r22,r8
 751 04c6 C801      		movw r24,r16
 752 04c8 0E94 0000 		call fat_load
 753               	.LM68:
 754 04cc F401      		movw r30,r8
 755 04ce 8081      		ld r24,Z
 756 04d0 9181      		ldd r25,Z+1
 757 04d2 A281      		ldd r26,Z+2
 758 04d4 B381      		ldd r27,Z+3
 759 04d6 0297      		sbiw r24,2
 760 04d8 A109      		sbc r26,__zero_reg__
 761 04da B109      		sbc r27,__zero_reg__
 762 04dc 2091 0000 		lds r18,cluster_size
 763 04e0 A22E      		mov r10,r18
 764 04e2 BB24      		clr r11
 765 04e4 CC24      		clr r12
 766 04e6 DD24      		clr r13
 767 04e8 BC01      		movw r22,r24
 768 04ea CD01      		movw r24,r26
 769 04ec A601      		movw r20,r12
 770 04ee 9501      		movw r18,r10
 771 04f0 0E94 0000 		call __mulsi3
 772 04f4 7B01      		movw r14,r22
 773 04f6 8C01      		movw r16,r24
 774 04f8 8091 0000 		lds r24,cluster_offset
 775 04fc 9091 0000 		lds r25,(cluster_offset)+1
 776 0500 AA27      		clr r26
 777 0502 BB27      		clr r27
 778 0504 E80E      		add r14,r24
 779 0506 F91E      		adc r15,r25
 780 0508 0A1F      		adc r16,r26
 781 050a 1B1F      		adc r17,r27
 782               	.LM69:
 783 050c C301      		movw r24,r6
 784 050e B201      		movw r22,r4
 785 0510 0E94 0000 		call __udivmodsi4
 786 0514 DC01      		movw r26,r24
 787 0516 CB01      		movw r24,r22
 788 0518 E80E      		add r14,r24
 789 051a F91E      		adc r15,r25
 790 051c 0A1F      		adc r16,r26
 791 051e 1B1F      		adc r17,r27
 792 0520 F401      		movw r30,r8
 793 0522 E082      		st Z,r14
 794 0524 F182      		std Z+1,r15
 795 0526 0283      		std Z+2,r16
 796 0528 1383      		std Z+3,r17
 797               	.LM70:
 798 052a A101      		movw r20,r2
 799 052c C801      		movw r24,r16
 800 052e B701      		movw r22,r14
 801 0530 0E94 0000 		call mmc_write_sector
 802               	/* epilogue: frame size=517 */
 803 0534 CB5F      		subi r28,lo8(-517)
 804 0536 DD4F      		sbci r29,hi8(-517)
 805 0538 0FB6      		in __tmp_reg__,__SREG__
 806 053a F894      		cli
 807 053c DEBF      		out __SP_H__,r29
 808 053e 0FBE      		out __SREG__,__tmp_reg__
 809 0540 CDBF      		out __SP_L__,r28
 810 0542 DF91      		pop r29
 811 0544 CF91      		pop r28
 812 0546 1F91      		pop r17
 813 0548 0F91      		pop r16
 814 054a FF90      		pop r15
 815 054c EF90      		pop r14
 816 054e DF90      		pop r13
 817 0550 CF90      		pop r12
 818 0552 BF90      		pop r11
 819 0554 AF90      		pop r10
 820 0556 9F90      		pop r9
 821 0558 8F90      		pop r8
 822 055a 7F90      		pop r7
 823 055c 6F90      		pop r6
 824 055e 5F90      		pop r5
 825 0560 4F90      		pop r4
 826 0562 3F90      		pop r3
 827 0564 2F90      		pop r2
 828 0566 0895      		ret
 829               	/* epilogue end (size=26) */
 830               	/* function fat_write_file size 136 (83) */
 831               	.LFE10:
 833               	.global	fat_search_file
 835               	fat_search_file:
 836               	.LFB11:
 837               	.LM71:
 838               	/* prologue: frame size=0 */
 839 0568 4F92      		push r4
 840 056a 5F92      		push r5
 841 056c 6F92      		push r6
 842 056e 7F92      		push r7
 843 0570 8F92      		push r8
 844 0572 9F92      		push r9
 845 0574 AF92      		push r10
 846 0576 BF92      		push r11
 847 0578 DF92      		push r13
 848 057a EF92      		push r14
 849 057c FF92      		push r15
 850 057e 0F93      		push r16
 851 0580 1F93      		push r17
 852 0582 CF93      		push r28
 853 0584 DF93      		push r29
 854               	/* prologue end (size=15) */
 855 0586 2C01      		movw r4,r24
 856 0588 7B01      		movw r14,r22
 857 058a 3A01      		movw r6,r20
 858 058c 4901      		movw r8,r18
 859 058e E801      		movw r28,r16
 860               	.LM72:
 861 0590 FB01      		movw r30,r22
 862 0592 A080      		ld r10,Z
 863 0594 B180      		ldd r11,Z+1
 864               	.LBB8:
 865               	.LM73:
 866 0596 DD24      		clr r13
 867               	.L44:
 868               	.LM74:
 869 0598 8E01      		movw r16,r28
 870 059a 9401      		movw r18,r8
 871 059c A301      		movw r20,r6
 872 059e 6D2D      		mov r22,r13
 873 05a0 C501      		movw r24,r10
 874 05a2 0E94 0000 		call fat_read_dir_ent
 875 05a6 F701      		movw r30,r14
 876 05a8 8083      		st Z,r24
 877 05aa 9183      		std Z+1,r25
 878               	.LM75:
 879 05ac 8F5F      		subi r24,lo8(-1)
 880 05ae 9F4F      		sbci r25,hi8(-1)
 881 05b0 19F4      		brne .L42
 882               	.LM76:
 883 05b2 80E0      		ldi r24,lo8(0)
 884 05b4 90E0      		ldi r25,hi8(0)
 885 05b6 0FC0      		rjmp .L38
 886               	.L42:
 887               	.LM77:
 888 05b8 BE01      		movw r22,r28
 889 05ba C201      		movw r24,r4
 890 05bc 0E94 0000 		call strcasecmp
 891 05c0 892B      		or r24,r25
 892 05c2 19F4      		brne .L41
 893               	.LM78:
 894 05c4 81E0      		ldi r24,lo8(1)
 895 05c6 90E0      		ldi r25,hi8(1)
 896 05c8 06C0      		rjmp .L38
 897               	.L41:
 898               	.LM79:
 899 05ca D394      		inc r13
 900 05cc 23E6      		ldi r18,lo8(99)
 901 05ce 2D15      		cp r18,r13
 902 05d0 18F7      		brsh .L44
 903               	.LBE8:
 904               	.LM80:
 905 05d2 82E0      		ldi r24,lo8(2)
 906 05d4 90E0      		ldi r25,hi8(2)
 907               	.L38:
 908               	/* epilogue: frame size=0 */
 909 05d6 DF91      		pop r29
 910 05d8 CF91      		pop r28
 911 05da 1F91      		pop r17
 912 05dc 0F91      		pop r16
 913 05de FF90      		pop r15
 914 05e0 EF90      		pop r14
 915 05e2 DF90      		pop r13
 916 05e4 BF90      		pop r11
 917 05e6 AF90      		pop r10
 918 05e8 9F90      		pop r9
 919 05ea 8F90      		pop r8
 920 05ec 7F90      		pop r7
 921 05ee 6F90      		pop r6
 922 05f0 5F90      		pop r5
 923 05f2 4F90      		pop r4
 924 05f4 0895      		ret
 925               	/* epilogue end (size=16) */
 926               	/* function fat_search_file size 72 (41) */
 927               	.LFE11:
 929               		.comm cluster_size,1,1
 930               		.comm fat_offset,2,1
 931               		.comm cluster_offset,2,1
 932               		.comm volume_boot_record_addr,2,1
 933               	.Letext0:
DEFINED SYMBOLS
                            *ABS*:00000000 fat.c
                            *ABS*:0000003f __SREG__
                            *ABS*:0000003e __SP_H__
                            *ABS*:0000003d __SP_L__
                            *ABS*:00000000 __tmp_reg__
                            *ABS*:00000001 __zero_reg__
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:20     .text:00000000 fat_addr
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:73     .text:0000004e fat_root_dir_addr
                            *COM*:00000002 volume_boot_record_addr
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:124    .text:0000009e fat_load
                            *COM*:00000002 fat_offset
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:248    .text:00000162 fat_read_dir_ent
                            *COM*:00000001 cluster_size
                            *COM*:00000002 cluster_offset
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:482    .text:000002ce fat_cluster_data_store
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:561    .text:00000364 fat_read_file
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:691    .text:00000458 fat_write_file
H:\DOKUME~1\ulrich\LOKALE~1\Temp/ccIXaaaa.s:835    .text:00000568 fat_search_file

UNDEFINED SYMBOLS
__do_copy_data
__do_clear_bss
mmc_read_sector
__mulsi3
__udivmodsi4
mmc_write_sector
strcasecmp

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