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📄 mos_dissemble.s

📁 一个基于MMU的操作系统的实现(代码很少
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    1538:	e5823004 	str	r3, [r2, #4]    153c:	e59f3018 	ldr	r3, [pc, #24]	; 0x155c    1540:	e5932000 	ldr	r2, [r3]    1544:	e51b3010 	ldr	r3, [fp, #-16]    1548:	e582300c 	str	r3, [r2, #12]    154c:	ebfffd24 	bl	0x9e4    1550:	e3a03000 	mov	r3, #0	; 0x0    1554:	e1a00003 	mov	r0, r3    1558:	e89da808 	ldmia	sp, {r3, fp, sp, pc}    155c:	30005d6c 	andcc	r5, r0, ip, ror #26    1560:	e1a0c00d 	mov	ip, sp    1564:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1568:	e24cb004 	sub	fp, ip, #4	; 0x4    156c:	e24dd004 	sub	sp, sp, #4	; 0x4    1570:	e50b0010 	str	r0, [fp, #-16]    1574:	e51b0010 	ldr	r0, [fp, #-16]    1578:	eb0000c8 	bl	0x18a0    157c:	e1a03000 	mov	r3, r0    1580:	e1a00003 	mov	r0, r3    1584:	e89da808 	ldmia	sp, {r3, fp, sp, pc}    1588:	e1a0c00d 	mov	ip, sp    158c:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1590:	e24cb004 	sub	fp, ip, #4	; 0x4    1594:	e24dd008 	sub	sp, sp, #8	; 0x8    1598:	e50b0010 	str	r0, [fp, #-16]    159c:	e51b3010 	ldr	r3, [fp, #-16]    15a0:	e1a00003 	mov	r0, r3    15a4:	ef000000 	swi	0x00000000    15a8:	e1a03000 	mov	r3, r0    15ac:	e50b3014 	str	r3, [fp, #-20]    15b0:	e51b3014 	ldr	r3, [fp, #-20]    15b4:	e1a00003 	mov	r0, r3    15b8:	e24bd00c 	sub	sp, fp, #12	; 0xc    15bc:	e89da800 	ldmia	sp, {fp, sp, pc}    15c0:	e1a0c00d 	mov	ip, sp    15c4:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    15c8:	e24cb004 	sub	fp, ip, #4	; 0x4    15cc:	e24dd008 	sub	sp, sp, #8	; 0x8    15d0:	e50b0010 	str	r0, [fp, #-16]    15d4:	e51b3010 	ldr	r3, [fp, #-16]    15d8:	e1a00003 	mov	r0, r3    15dc:	ef000001 	swi	0x00000001    15e0:	e1a03000 	mov	r3, r0    15e4:	e50b3014 	str	r3, [fp, #-20]    15e8:	e51b3014 	ldr	r3, [fp, #-20]    15ec:	e1a00003 	mov	r0, r3    15f0:	e24bd00c 	sub	sp, fp, #12	; 0xc    15f4:	e89da800 	ldmia	sp, {fp, sp, pc}    15f8:	e1a0c00d 	mov	ip, sp    15fc:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1600:	e24cb004 	sub	fp, ip, #4	; 0x4    1604:	e24dd008 	sub	sp, sp, #8	; 0x8    1608:	e50b0010 	str	r0, [fp, #-16]    160c:	e51b3010 	ldr	r3, [fp, #-16]    1610:	e1a00003 	mov	r0, r3    1614:	ef000002 	swi	0x00000002    1618:	e1a03000 	mov	r3, r0    161c:	e50b3014 	str	r3, [fp, #-20]    1620:	e51b3014 	ldr	r3, [fp, #-20]    1624:	e1a00003 	mov	r0, r3    1628:	e24bd00c 	sub	sp, fp, #12	; 0xc    162c:	e89da800 	ldmia	sp, {fp, sp, pc}    1630:	e1a0c00d 	mov	ip, sp    1634:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1638:	e24cb004 	sub	fp, ip, #4	; 0x4    163c:	e24dd004 	sub	sp, sp, #4	; 0x4    1640:	e3a0344a 	mov	r3, #1241513984	; 0x4a000000    1644:	e2833014 	add	r3, r3, #20	; 0x14    1648:	e5933000 	ldr	r3, [r3]    164c:	e50b3010 	str	r3, [fp, #-16]    1650:	e51b3010 	ldr	r3, [fp, #-16]    1654:	e2433001 	sub	r3, r3, #1	; 0x1    1658:	e3530009 	cmp	r3, #9	; 0x9    165c:	979ff103 	ldrls	pc, [pc, r3, lsl #2]    1660:	ea000017 	b	0x16c4    1664:	3000568c 	andcc	r5, r0, ip, lsl #13    1668:	30005698 	mulcc	r0, r8, r6    166c:	300056a4 	andcc	r5, r0, r4, lsr #13    1670:	300056b0 	strcch	r5, [r0], -r0    1674:	300056c4 	andcc	r5, r0, r4, asr #13    1678:	300056c4 	andcc	r5, r0, r4, asr #13    167c:	300056c4 	andcc	r5, r0, r4, asr #13    1680:	300056c4 	andcc	r5, r0, r4, asr #13    1684:	300056c4 	andcc	r5, r0, r4, asr #13    1688:	300056bc 	strcch	r5, [r0], -ip    168c:	e59f0084 	ldr	r0, [pc, #132]	; 0x1718    1690:	eb000082 	bl	0x18a0    1694:	ea00000c 	b	0x16cc    1698:	e59f007c 	ldr	r0, [pc, #124]	; 0x171c    169c:	eb00007f 	bl	0x18a0    16a0:	ea000009 	b	0x16cc    16a4:	e59f0074 	ldr	r0, [pc, #116]	; 0x1720    16a8:	eb00007c 	bl	0x18a0    16ac:	ea000006 	b	0x16cc    16b0:	e59f006c 	ldr	r0, [pc, #108]	; 0x1724    16b4:	eb000079 	bl	0x18a0    16b8:	ea000003 	b	0x16cc    16bc:	ebfffd89 	bl	0xce8    16c0:	ea000001 	b	0x16cc    16c4:	e59f005c 	ldr	r0, [pc, #92]	; 0x1728    16c8:	eb000074 	bl	0x18a0    16cc:	e51b3010 	ldr	r3, [fp, #-16]    16d0:	e3530004 	cmp	r3, #4	; 0x4    16d4:	1a000003 	bne	0x16e8    16d8:	e3a03456 	mov	r3, #1442840576	; 0x56000000    16dc:	e28330a8 	add	r3, r3, #168	; 0xa8    16e0:	e3a02080 	mov	r2, #128	; 0x80    16e4:	e5832000 	str	r2, [r3]    16e8:	e3a0144a 	mov	r1, #1241513984	; 0x4a000000    16ec:	e3a02001 	mov	r2, #1	; 0x1    16f0:	e51b3010 	ldr	r3, [fp, #-16]    16f4:	e1a03312 	mov	r3, r2, lsl r3    16f8:	e5813000 	str	r3, [r1]    16fc:	e3a0244a 	mov	r2, #1241513984	; 0x4a000000    1700:	e2822010 	add	r2, r2, #16	; 0x10    1704:	e3a0344a 	mov	r3, #1241513984	; 0x4a000000    1708:	e2833010 	add	r3, r3, #16	; 0x10    170c:	e5933000 	ldr	r3, [r3]    1710:	e5823000 	str	r3, [r2]    1714:	e89da808 	ldmia	sp, {r3, fp, sp, pc}    1718:	30005ce0 	andcc	r5, r0, r0, ror #25    171c:	30005cf8 	strccd	r5, [r0], -r8    1720:	30005d10 	andcc	r5, r0, r0, lsl sp    1724:	30005d28 	andcc	r5, r0, r8, lsr #26    1728:	30005d40 	andcc	r5, r0, r0, asr #26    172c:	e1a0c00d 	mov	ip, sp    1730:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1734:	e24cb004 	sub	fp, ip, #4	; 0x4    1738:	e10f0000 	mrs	r0, CPSR    173c:	e3800080 	orr	r0, r0, #128	; 0x80    1740:	e121f000 	msr	CPSR_c, r0    1744:	e89da800 	ldmia	sp, {fp, sp, pc}    1748:	e1a0c00d 	mov	ip, sp    174c:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1750:	e24cb004 	sub	fp, ip, #4	; 0x4    1754:	e10f0000 	mrs	r0, CPSR    1758:	e3c00080 	bic	r0, r0, #128	; 0x80    175c:	e121f000 	msr	CPSR_c, r0    1760:	e89da800 	ldmia	sp, {fp, sp, pc}    1764:	e1a0c00d 	mov	ip, sp    1768:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    176c:	e24cb004 	sub	fp, ip, #4	; 0x4    1770:	e24dd004 	sub	sp, sp, #4	; 0x4    1774:	e3a03000 	mov	r3, #0	; 0x0    1778:	e50b3010 	str	r3, [fp, #-16]    177c:	e3a02456 	mov	r2, #1442840576	; 0x56000000    1780:	e2822070 	add	r2, r2, #112	; 0x70    1784:	e3a03456 	mov	r3, #1442840576	; 0x56000000    1788:	e2833070 	add	r3, r3, #112	; 0x70    178c:	e5933000 	ldr	r3, [r3]    1790:	e38330a0 	orr	r3, r3, #160	; 0xa0    1794:	e5823000 	str	r3, [r2]    1798:	e3a03456 	mov	r3, #1442840576	; 0x56000000    179c:	e2833078 	add	r3, r3, #120	; 0x78    17a0:	e3a0200c 	mov	r2, #12	; 0xc    17a4:	e5832000 	str	r2, [r3]    17a8:	e3a02205 	mov	r2, #1342177280	; 0x50000000    17ac:	e3a03003 	mov	r3, #3	; 0x3    17b0:	e5823000 	str	r3, [r2]    17b4:	e3a02245 	mov	r2, #1342177284	; 0x50000004    17b8:	e3a03f91 	mov	r3, #580	; 0x244    17bc:	e2833001 	add	r3, r3, #1	; 0x1    17c0:	e5823000 	str	r3, [r2]    17c4:	e3a02285 	mov	r2, #1342177288	; 0x50000008    17c8:	e3a03000 	mov	r3, #0	; 0x0    17cc:	e5823000 	str	r3, [r2]    17d0:	e3a022c5 	mov	r2, #1342177292	; 0x5000000c    17d4:	e3a03000 	mov	r3, #0	; 0x0    17d8:	e5823000 	str	r3, [r2]    17dc:	e3a03205 	mov	r3, #1342177280	; 0x50000000    17e0:	e2833028 	add	r3, r3, #40	; 0x28    17e4:	e3a02035 	mov	r2, #53	; 0x35    17e8:	e5832000 	str	r2, [r3]    17ec:	e51b2010 	ldr	r2, [fp, #-16]    17f0:	e3a03c27 	mov	r3, #9984	; 0x2700    17f4:	e283300f 	add	r3, r3, #15	; 0xf    17f8:	e1520003 	cmp	r2, r3    17fc:	ca000003 	bgt	0x1810    1800:	e51b3010 	ldr	r3, [fp, #-16]    1804:	e2833001 	add	r3, r3, #1	; 0x1    1808:	e50b3010 	str	r3, [fp, #-16]    180c:	eafffff6 	b	0x17ec    1810:	e89da808 	ldmia	sp, {r3, fp, sp, pc}    1814:	e1a0c00d 	mov	ip, sp    1818:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    181c:	e24cb004 	sub	fp, ip, #4	; 0x4    1820:	e24dd004 	sub	sp, sp, #4	; 0x4    1824:	e1a03000 	mov	r3, r0    1828:	e54b300d 	strb	r3, [fp, #-13]    182c:	e3a03205 	mov	r3, #1342177280	; 0x50000000    1830:	e2833010 	add	r3, r3, #16	; 0x10    1834:	e5933000 	ldr	r3, [r3]    1838:	e1a03123 	mov	r3, r3, lsr #2    183c:	e2033001 	and	r3, r3, #1	; 0x1    1840:	e3530000 	cmp	r3, #0	; 0x0    1844:	1a000000 	bne	0x184c    1848:	eafffff7 	b	0x182c    184c:	e3a03205 	mov	r3, #1342177280	; 0x50000000    1850:	e2833020 	add	r3, r3, #32	; 0x20    1854:	e55b200d 	ldrb	r2, [fp, #-13]    1858:	e5c32000 	strb	r2, [r3]    185c:	e89da808 	ldmia	sp, {r3, fp, sp, pc}    1860:	e1a0c00d 	mov	ip, sp    1864:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1868:	e24cb004 	sub	fp, ip, #4	; 0x4    186c:	e3a03205 	mov	r3, #1342177280	; 0x50000000    1870:	e2833010 	add	r3, r3, #16	; 0x10    1874:	e5933000 	ldr	r3, [r3]    1878:	e2033001 	and	r3, r3, #1	; 0x1    187c:	e3530000 	cmp	r3, #0	; 0x0    1880:	1a000000 	bne	0x1888    1884:	eafffff8 	b	0x186c    1888:	e3a03205 	mov	r3, #1342177280	; 0x50000000    188c:	e2833024 	add	r3, r3, #36	; 0x24    1890:	e5d33000 	ldrb	r3, [r3]    1894:	e20330ff 	and	r3, r3, #255	; 0xff    1898:	e1a00003 	mov	r0, r3    189c:	e89da800 	ldmia	sp, {fp, sp, pc}    18a0:	e1a0c00d 	mov	ip, sp    18a4:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    18a8:	e24cb004 	sub	fp, ip, #4	; 0x4    18ac:	e24dd008 	sub	sp, sp, #8	; 0x8    18b0:	e50b0010 	str	r0, [fp, #-16]    18b4:	e3a03000 	mov	r3, #0	; 0x0    18b8:	e50b3014 	str	r3, [fp, #-20]    18bc:	e51b2010 	ldr	r2, [fp, #-16]    18c0:	e51b3014 	ldr	r3, [fp, #-20]    18c4:	e0823003 	add	r3, r2, r3    18c8:	e5d33000 	ldrb	r3, [r3]    18cc:	e3530000 	cmp	r3, #0	; 0x0    18d0:	0a00000a 	beq	0x1900    18d4:	e24b0014 	sub	r0, fp, #20	; 0x14    18d8:	e5902000 	ldr	r2, [r0]    18dc:	e1a01002 	mov	r1, r2    18e0:	e51b3010 	ldr	r3, [fp, #-16]    18e4:	e0813003 	add	r3, r1, r3    18e8:	e5d33000 	ldrb	r3, [r3]    18ec:	e2822001 	add	r2, r2, #1	; 0x1    18f0:	e5802000 	str	r2, [r0]    18f4:	e1a00003 	mov	r0, r3    18f8:	ebffffc5 	bl	0x1814    18fc:	eaffffee 	b	0x18bc    1900:	e51b3014 	ldr	r3, [fp, #-20]    1904:	e1a00003 	mov	r0, r3    1908:	e24bd00c 	sub	sp, fp, #12	; 0xc    190c:	e89da800 	ldmia	sp, {fp, sp, pc}    1910:	e1a0c00d 	mov	ip, sp    1914:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}    1918:	e24cb004 	sub	fp, ip, #4	; 0x4    191c:	e24dd004 	sub	sp, sp, #4	; 0x4    1920:	e3a03203 	mov	r3, #805306368	; 0x30000000    1924:	e50b3010 	str	r3, [fp, #-16]    1928:	e51b3010 	ldr	r3, [fp, #-16]    192c:	e3730373 	cmn	r3, #-872415231	; 0xcc000001    1930:	8a00000d 	bhi	0x196c    1934:	e51b3010 	ldr	r3, [fp, #-16]    1938:	e1a03a23 	mov	r3, r3, lsr #20    193c:	e1a02103 	mov	r2, r3, lsl #2    1940:	e59f31fc 	ldr	r3, [pc, #508]	; 0x1b44    1944:	e5933000 	ldr	r3, [r3]    1948:	e0822003 	add	r2, r2, r3    194c:	e51b3010 	ldr	r3, [fp, #-16]    1950:	e3833ec1 	orr	r3, r3, #3088	; 0xc10    1954:	e383300a 	orr	r3, r3, #10	; 0xa    1958:	e5823000 	str	r3, [r2]    195c:	e51b3010 	ldr	r3, [fp, #-16]    1960:	e2833601 	add	r3, r3, #1048576	; 0x100000    1964:	e50b3010 	str	r3, [fp, #-16]    1968:	eaffffee 	b	0x1928    196c:	e3a03312 	mov	r3, #1207959552	; 0x48000000    1970:	e50b3010 	str	r3, [fp, #-16]    1974:	e51b3010 	ldr	r3, [fp, #-16]    1978:	e373021a 	cmn	r3, #-1610612735	; 0xa0000001    197c:	8a00000d 	bhi	0x19b8    1980:	e51b3010 	ldr	r3, [fp, #-16]    1984:	e1a03a23 	mov	r3, r3, lsr #20    1988:	e1a02103 	mov	r2, r3, lsl #2    198c:	e59f31b0 	ldr	r3, [pc, #432]	; 0x1b44    1990:	e5933000 	ldr	r3, [r3]    1994:	e0822003 	add	r2, r2, r3    1998:	e51b3010 	ldr	r3, [fp, #-16]    199c:	e3833ec1 	orr	r3, r3, #3088	; 0xc10    19a0:	e3833002 	orr	r3, r3, #2	; 0x2    19a4:	e5823000 	str	r3, [r2]    19a8:	e51b3010 	ldr	r3, [fp, #-16]    19ac:	e2833601 	add	r3, r3, #1048576	; 0x100000    19b0:	e50b3010 	str	r3, [fp, #-16]    19b4:	eaffffee 	b	0x1974    19b8:	e3a03001 	mov	r3, #1	; 0x1    19bc:	e50b3010 	str	r3, [fp, #-16]    19c0:	e51b3010 	ldr	r3, [fp, #-16]    19c4:	e3530017 	cmp	r3, #23	; 0x17    19c8:	8a000010 	bhi	0x1a10    19cc:	e51b3010 	ldr	r3, [fp, #-16]    19d0:	e1a03c83 	mov	r3, r3, lsl #25    19d4:	e1a03a23 	mov	r3, r3, lsr #20    19d8:	e1a02103 	mov	r2, r3, lsl #2    19dc:	e59f3160 	ldr	r3, [pc, #352]	; 0x1b44    19e0:	e5933000 	ldr	r3, [r3]    19e4:	e0822003 	add	r2, r2, r3    19e8:	e51b3010 	ldr	r3, [fp, #-16]    19ec:	e1a03a03 	mov	r3, r3, lsl #20    19f0:	e2833203 	add	r3, r3, #805306368	; 0x30000000    19f4:	e3833ec1 	orr	r3, r3, #3088	; 0xc10    19f8:	e383300a 	orr	r3, r3, #10	; 0xa    19fc:	e5823000 	str	r3, [r2]    1a00:	e51b3010 	ldr	r3, [fp, #-16]    1a04:	e2833001 	add	r3, r3, #1	; 0x1    1a08:	e50b3010 	str	r3, [fp, #-16]    1a0c:	eaffffeb 	b	0x19c0    1a10:	e3a03019 	mov	r3, #25	; 0x19    1a14:	e50b3010 	str	r3, [fp, #-16]    1a18:	e51b3010 	ldr	r3, [fp, #-16]    1a1c:	e3530023 	cmp	r3, #35	; 0x23    1a20:	8a000010 	bhi	0x1a68    1a24:	e51b3010 	ldr	r3, [fp, #-16]    1a28:	e1a03c83 	mov	r3, r3, lsl #25    1a2c:	e1a03a23 	mov	r3, r3, lsr #20    1a30:	e1a02103 	mov	r2, r3, lsl #2    1a34:	e59f3108 	ldr	r3, [pc, #264]	; 0x1b44    1a38:	e5933000 	ldr	r3, [r3]    1a3c:	e0822003 	add	r2, r2, r3    1a40:	e51b3010 	ldr	r3, [fp, #-16]    1a44:	e1a03a03 	mov	r3, r3, lsl #20    1a48:	e2833203 	add	r3, r3, #805306368	; 0x30000000    1a4c:	e3833ec1 	orr	r3, r3, #3088	; 0xc10    1a50:	e383300a 	orr	r3, r3, #10	; 0xa    1a54:	e5823000 	str	r3, [r2]    1a58:	e51b3010 	ldr	r3, [fp, #-16]    1a5c:	e2833001 	add	r3, r3, #1	; 0x1    1a60:	e50b3010 	str	r3, [fp, #-16]    1a64:	eaffffeb 	b	0x1a18    1a68:	e3a03030 	mov	r3, #48	; 0x30    1a6c:	e50b3010 	str	r3, [fp, #-16]    1a70:	e51b3010 	ldr	r3, [fp, #-16]    1a74:	e353003e 	cmp	r3, #62	; 0x3e    1a78:	8a000010 	bhi	0x1ac0    1a7c:	

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