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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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     53c:	e3a0293f 	mov	r2, #1032192	; 0xfc000     540:	ebffff82 	bl	0x350     544:	e89da800 	ldmia	sp, {fp, sp, pc}     548:	e1a0c00d 	mov	ip, sp     54c:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     550:	e24cb004 	sub	fp, ip, #4	; 0x4     554:	e3a0244a 	mov	r2, #1241513984	; 0x4a000000     558:	e2822008 	add	r2, r2, #8	; 0x8     55c:	e3a0344a 	mov	r3, #1241513984	; 0x4a000000     560:	e2833008 	add	r3, r3, #8	; 0x8     564:	e5933000 	ldr	r3, [r3]     568:	e3c33b01 	bic	r3, r3, #1024	; 0x400     56c:	e5823000 	str	r3, [r2]     570:	e89da800 	ldmia	sp, {fp, sp, pc}     574:	e1a0c00d 	mov	ip, sp     578:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     57c:	e24cb004 	sub	fp, ip, #4	; 0x4     580:	e3a02313 	mov	r2, #1275068416	; 0x4c000000     584:	e3e034ff 	mvn	r3, #-16777216	; 0xff000000     588:	e5823000 	str	r3, [r2]     58c:	e3a03313 	mov	r3, #1275068416	; 0x4c000000     590:	e2833014 	add	r3, r3, #20	; 0x14     594:	e3a02003 	mov	r2, #3	; 0x3     598:	e5832000 	str	r2, [r3]     59c:	ee111f10 	mrc	15, 0, r1, cr1, cr0, {0}     5a0:	e3811103 	orr	r1, r1, #-1073741824	; 0xc0000000     5a4:	ee011f10 	mcr	15, 0, r1, cr1, cr0, {0}     5a8:	e3a02313 	mov	r2, #1275068416	; 0x4c000000     5ac:	e2822004 	add	r2, r2, #4	; 0x4     5b0:	e3a03917 	mov	r3, #376832	; 0x5c000     5b4:	e2833040 	add	r3, r3, #64	; 0x40     5b8:	e5823000 	str	r3, [r2]     5bc:	e89da800 	ldmia	sp, {fp, sp, pc}     5c0:	e1a0c00d 	mov	ip, sp     5c4:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     5c8:	e24cb004 	sub	fp, ip, #4	; 0x4     5cc:	e3a02451 	mov	r2, #1358954496	; 0x51000000     5d0:	e3a03031 	mov	r3, #49	; 0x31     5d4:	e5823000 	str	r3, [r2]     5d8:	e3a03451 	mov	r3, #1358954496	; 0x51000000     5dc:	e2833004 	add	r3, r3, #4	; 0x4     5e0:	e3a02003 	mov	r2, #3	; 0x3     5e4:	e5832000 	str	r2, [r3]     5e8:	e3a02451 	mov	r2, #1358954496	; 0x51000000     5ec:	e282200c 	add	r2, r2, #12	; 0xc     5f0:	e3a03e27 	mov	r3, #624	; 0x270     5f4:	e2833001 	add	r3, r3, #1	; 0x1     5f8:	e5823000 	str	r3, [r2]     5fc:	e3a02451 	mov	r2, #1358954496	; 0x51000000     600:	e2822008 	add	r2, r2, #8	; 0x8     604:	e3a03451 	mov	r3, #1358954496	; 0x51000000     608:	e2833008 	add	r3, r3, #8	; 0x8     60c:	e5933000 	ldr	r3, [r3]     610:	e3833002 	orr	r3, r3, #2	; 0x2     614:	e5823000 	str	r3, [r2]     618:	e3a03451 	mov	r3, #1358954496	; 0x51000000     61c:	e2833008 	add	r3, r3, #8	; 0x8     620:	e3a02009 	mov	r2, #9	; 0x9     624:	e5832000 	str	r2, [r3]     628:	e89da800 	ldmia	sp, {fp, sp, pc}     62c:	e1a0c00d 	mov	ip, sp     630:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     634:	e24cb004 	sub	fp, ip, #4	; 0x4     638:	e59f1058 	ldr	r1, [pc, #88]	; 0x698     63c:	e59f3054 	ldr	r3, [pc, #84]	; 0x698     640:	e5932000 	ldr	r2, [r3]     644:	e1a03002 	mov	r3, r2     648:	e1a03303 	mov	r3, r3, lsl #6     64c:	e0833002 	add	r3, r3, r2     650:	e1a03303 	mov	r3, r3, lsl #6     654:	e0833002 	add	r3, r3, r2     658:	e1a03103 	mov	r3, r3, lsl #2     65c:	e0833002 	add	r3, r3, r2     660:	e1a03103 	mov	r3, r3, lsl #2     664:	e0833002 	add	r3, r3, r2     668:	e1a02103 	mov	r2, r3, lsl #2     66c:	e0833002 	add	r3, r3, r2     670:	e1a02103 	mov	r2, r3, lsl #2     674:	e0833002 	add	r3, r3, r2     678:	e283343d 	add	r3, r3, #1023410176	; 0x3d000000     67c:	e2433891 	sub	r3, r3, #9502720	; 0x910000     680:	e2433eca 	sub	r3, r3, #3232	; 0xca0     684:	e2433001 	sub	r3, r3, #1	; 0x1     688:	e5813000 	str	r3, [r1]     68c:	e1a032a3 	mov	r3, r3, lsr #5     690:	e1a00003 	mov	r0, r3     694:	e89da800 	ldmia	sp, {fp, sp, pc}     698:	30005d68 	andcc	r5, r0, r8, ror #26     69c:	e1a0c00d 	mov	ip, sp     6a0:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     6a4:	e24cb004 	sub	fp, ip, #4	; 0x4     6a8:	e24dd004 	sub	sp, sp, #4	; 0x4     6ac:	e50b0010 	str	r0, [fp, #-16]     6b0:	e51b3010 	ldr	r3, [fp, #-16]     6b4:	e3530000 	cmp	r3, #0	; 0x0     6b8:	0a000003 	beq	0x6cc     6bc:	e51b3010 	ldr	r3, [fp, #-16]     6c0:	e2433001 	sub	r3, r3, #1	; 0x1     6c4:	e50b3010 	str	r3, [fp, #-16]     6c8:	eafffff8 	b	0x6b0     6cc:	e89da808 	ldmia	sp, {r3, fp, sp, pc}     6d0:	e1a0c00d 	mov	ip, sp     6d4:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     6d8:	e24cb004 	sub	fp, ip, #4	; 0x4     6dc:	e24dd008 	sub	sp, sp, #8	; 0x8     6e0:	e3a03000 	mov	r3, #0	; 0x0     6e4:	e50b3010 	str	r3, [fp, #-16]     6e8:	e3a03000 	mov	r3, #0	; 0x0     6ec:	e54b3013 	strb	r3, [fp, #-19]     6f0:	eb00041b 	bl	0x1764     6f4:	eb00040c 	bl	0x172c     6f8:	eb000060 	bl	0x880     6fc:	e3a03041 	mov	r3, #65	; 0x41     700:	e50b3010 	str	r3, [fp, #-16]     704:	e51b3010 	ldr	r3, [fp, #-16]     708:	e353005a 	cmp	r3, #90	; 0x5a     70c:	8a00000f 	bhi	0x750     710:	e51b3010 	ldr	r3, [fp, #-16]     714:	e54b3014 	strb	r3, [fp, #-20]     718:	ebffffc3 	bl	0x62c     71c:	e1a03000 	mov	r3, r0     720:	e203303f 	and	r3, r3, #63	; 0x3f     724:	e283c005 	add	ip, r3, #5	; 0x5     728:	e24b3014 	sub	r3, fp, #20	; 0x14     72c:	e3a00a03 	mov	r0, #12288	; 0x3000     730:	e3a01b01 	mov	r1, #1024	; 0x400     734:	e1a02003 	mov	r2, r3     738:	e1a0300c 	mov	r3, ip     73c:	eb0001d9 	bl	0xea8     740:	e51b3010 	ldr	r3, [fp, #-16]     744:	e2833001 	add	r3, r3, #1	; 0x1     748:	e50b3010 	str	r3, [fp, #-16]     74c:	eaffffec 	b	0x704     750:	e3a00b0d 	mov	r0, #13312	; 0x3400     754:	e3a01b01 	mov	r1, #1024	; 0x400     758:	e3a02000 	mov	r2, #0	; 0x0     75c:	e3a03028 	mov	r3, #40	; 0x28     760:	eb0001d0 	bl	0xea8     764:	eb0003f7 	bl	0x1748     768:	e59f0014 	ldr	r0, [pc, #20]	; 0x784     76c:	eb00044b 	bl	0x18a0     770:	e3a00713 	mov	r0, #4980736	; 0x4c0000     774:	e2800c4b 	add	r0, r0, #19200	; 0x4b00     778:	e2800040 	add	r0, r0, #64	; 0x40     77c:	ebffffc6 	bl	0x69c     780:	eafffff8 	b	0x768     784:	30005ccc 	andcc	r5, r0, ip, asr #25     788:	e10f2000 	mrs	r2, CPSR     78c:	e202201f 	and	r2, r2, #31	; 0x1f     790:	e3520012 	cmp	r2, #18	; 0x12     794:	0a000002 	beq	0x7a4     798:	e3520013 	cmp	r2, #19	; 0x13     79c:	0a00001c 	beq	0x814     7a0:	e1a0f00e 	mov	pc, lr     7a4:	e2800014 	add	r0, r0, #20	; 0x14     7a8:	e59fd088 	ldr	sp, [pc, #136]	; 0x838     7ac:	e2800004 	add	r0, r0, #4	; 0x4     7b0:	e14f2000 	mrs	r2, SPSR     7b4:	e8a00004 	stmia	r0!, {r2}     7b8:	e8e02000 	stmia	r0!, {sp}^     7bc:	e3a02013 	mov	r2, #19	; 0x13     7c0:	e8a00004 	stmia	r0!, {r2}     7c4:	e8bd01fc 	ldmia	sp!, {r2, r3, r4, r5, r6, r7, r8}     7c8:	e8a001fc 	stmia	r0!, {r2, r3, r4, r5, r6, r7, r8}     7cc:	e8bd01fc 	ldmia	sp!, {r2, r3, r4, r5, r6, r7, r8}     7d0:	e8a001fc 	stmia	r0!, {r2, r3, r4, r5, r6, r7, r8}     7d4:	e5910000 	ldr	r0, [r1]     7d8:	e1a00c80 	mov	r0, r0, lsl #25     7dc:	ee0d0f10 	mcr	15, 0, r0, cr13, cr0, {0}     7e0:	e2811014 	add	r1, r1, #20	; 0x14     7e4:	e8b1003c 	ldmia	r1!, {r2, r3, r4, r5}     7e8:	e1a00005 	mov	r0, r5     7ec:	e200001f 	and	r0, r0, #31	; 0x1f     7f0:	e3500013 	cmp	r0, #19	; 0x13     7f4:	0321f0d3 	msreq	CPSR_c, #211	; 0xd3     7f8:	1321f0df 	msrne	CPSR_c, #223	; 0xdf     7fc:	e1a0d002 	mov	sp, r2     800:	e12ff003 	msr	CPSR_fsxc, r3     804:	e1a0d004 	mov	sp, r4     808:	116ff005 	msrne	SPSR_fsxc, r5     80c:	e1a00001 	mov	r0, r1     810:	e8909fff 	ldmia	r0, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, pc}     814:	e2800014 	add	r0, r0, #20	; 0x14     818:	e8e02000 	stmia	r0!, {sp}^     81c:	e10f2000 	mrs	r2, CPSR     820:	e8a00004 	stmia	r0!, {r2}     824:	e8a02000 	stmia	r0!, {sp}     828:	e14f2000 	mrs	r2, SPSR     82c:	e8a00004 	stmia	r0!, {r2}     830:	e8a05fff 	stmia	r0!, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, lr}     834:	eaffffe6 	b	0x7d4     838:	300fffc8 	andcc	pc, pc, r8, asr #31     83c:	e92d5fff 	stmdb	sp!, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, lr}     840:	e51e4004 	ldr	r4, [lr, #-4]     844:	e3c444ff 	bic	r4, r4, #-16777216	; 0xff000000     848:	e3540003 	cmp	r4, #3	; 0x3     84c:	959f5018 	ldrls	r5, [pc, #24]	; 0x86c     850:	959fe018 	ldrls	lr, [pc, #24]	; 0x870     854:	9795f104 	ldrls	pc, [r5, r4, lsl #2]     858:	e3e00000 	mvn	r0, #0	; 0x0     85c:	e8fd9fff 	ldmia	sp!, {r0, r1, r2, r3, r4, r5, r6, r7, r8, r9, sl, fp, ip, pc}^     860:	e59ff00c 	ldr	pc, [pc, #12]	; 0x874     864:	e59ff00c 	ldr	pc, [pc, #12]	; 0x878     868:	e59ff00c 	ldr	pc, [pc, #12]	; 0x87c     86c:	30005d58 	andcc	r5, r0, r8, asr sp     870:	3000485c 	andcc	r4, r0, ip, asr r8     874:	300054e0 	andcc	r5, r0, r0, ror #9     878:	30005518 	andcc	r5, r0, r8, lsl r5     87c:	30005560 	andcc	r5, r0, r0, ror #10     880:	e1a0c00d 	mov	ip, sp     884:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     888:	e24cb004 	sub	fp, ip, #4	; 0x4     88c:	e24dd00c 	sub	sp, sp, #12	; 0xc     890:	e59f3140 	ldr	r3, [pc, #320]	; 0x9d8     894:	e50b3010 	str	r3, [fp, #-16]     898:	e3a03000 	mov	r3, #0	; 0x0     89c:	e50b3014 	str	r3, [fp, #-20]     8a0:	e51b3014 	ldr	r3, [fp, #-20]     8a4:	e353003e 	cmp	r3, #62	; 0x3e     8a8:	ca000026 	bgt	0x948     8ac:	e51b2010 	ldr	r2, [fp, #-16]     8b0:	e3e03000 	mvn	r3, #0	; 0x0     8b4:	e5823000 	str	r3, [r2]     8b8:	e51b2010 	ldr	r2, [fp, #-16]     8bc:	e3e03000 	mvn	r3, #0	; 0x0     8c0:	e5823004 	str	r3, [r2, #4]     8c4:	e51b2010 	ldr	r2, [fp, #-16]     8c8:	e3a03000 	mov	r3, #0	; 0x0     8cc:	e5823008 	str	r3, [r2, #8]     8d0:	e51b2010 	ldr	r2, [fp, #-16]     8d4:	e3a03000 	mov	r3, #0	; 0x0     8d8:	e5823010 	str	r3, [r2, #16]     8dc:	e3a03000 	mov	r3, #0	; 0x0     8e0:	e50b3018 	str	r3, [fp, #-24]     8e4:	e51b2018 	ldr	r2, [fp, #-24]     8e8:	e3a03fff 	mov	r3, #1020	; 0x3fc     8ec:	e2833003 	add	r3, r3, #3	; 0x3     8f0:	e1520003 	cmp	r2, r3     8f4:	ca00000b 	bgt	0x928     8f8:	e51b2010 	ldr	r2, [fp, #-16]     8fc:	e51b3018 	ldr	r3, [fp, #-24]     900:	e3a01064 	mov	r1, #100	; 0x64     904:	e1a03103 	mov	r3, r3, lsl #2     908:	e0833002 	add	r3, r3, r2     90c:	e0832001 	add	r2, r3, r1     910:	e3a03000 	mov	r3, #0	; 0x0     914:	e5823000 	str	r3, [r2]     918:	e51b3018 	ldr	r3, [fp, #-24]     91c:	e2833001 	add	r3, r3, #1	; 0x1     920:	e50b3018 	str	r3, [fp, #-24]     924:	eaffffee 	b	0x8e4     928:	e51b3014 	ldr	r3, [fp, #-20]     92c:	e2833001 	add	r3, r3, #1	; 0x1     930:	e50b3014 	str	r3, [fp, #-20]     934:	e51b3010 	ldr	r3, [fp, #-16]     938:	e2833d41 	add	r3, r3, #4160	; 0x1040     93c:	e2833024 	add	r3, r3, #36	; 0x24     940:	e50b3010 	str	r3, [fp, #-16]     944:	eaffffd5 	b	0x8a0     948:	e59f3088 	ldr	r3, [pc, #136]	; 0x9d8     94c:	e50b3010 	str	r3, [fp, #-16]     950:	e51b2010 	ldr	r2, [fp, #-16]     954:	e3a03000 	mov	r3, #0	; 0x0     958:	e5823000 	str	r3, [r2]     95c:	e51b2010 	ldr	r2, [fp, #-16]     960:	e3a03000 	mov	r3, #0	; 0x0     964:	e5823004 	str	r3, [r2, #4]     968:	e51b2010 	ldr	r2, [fp, #-16]     96c:	e3a03005 	mov	r3, #5	; 0x5     970:	e5823008 	str	r3, [r2, #8]     974:	e51b2010 	ldr	r2, [fp, #-16]     978:	e3a03005 	mov	r3, #5	; 0x5     97c:	e5823010 	str	r3, [r2, #16]     980:	e51b2010 	ldr	r2, [fp, #-16]     984:	e59f3050 	ldr	r3, [pc, #80]	; 0x9dc     988:	e5823014 	str	r3, [r2, #20]     98c:	e51b2010 	ldr	r2, [fp, #-16]     990:	e3a0305f 	mov	r3, #95	; 0x5f     994:	e5823018 	str	r3, [r2, #24]     998:	e51b2010 	ldr	r2, [fp, #-16]     99c:	e3a03203 	mov	r3, #805306368	; 0x30000000     9a0:	e2833aff 	add	r3, r3, #1044480	; 0xff000     9a4:	e2833b03 	add	r3, r3, #3072	; 0xc00     9a8:	e582301c 	str	r3, [r2, #28]     9ac:	e51b2010 	ldr	r2, [fp, #-16]     9b0:	e3a03013 	mov	r3, #19	; 0x13     9b4:	e5823020 	str	r3, [r2, #32]     9b8:	e51b2010 	ldr	r2, [fp, #-16]     9bc:	e3a03000 	mov	r3, #0	; 0x0     9c0:	e5823058 	str	r3, [r2, #88]     9c4:	e59f2014 	ldr	r2, [pc, #20]	; 0x9e0     9c8:	e59f3008 	ldr	r3, [pc, #8]	; 0x9d8     9cc:	e5823000 	str	r3, [r2]     9d0:	e24bd00c 	sub	sp, fp, #12	; 0xc     9d4:	e89da800 	ldmia	sp, {fp, sp, pc}     9d8:	30005d70 	andcc	r5, r0, r0, ror sp     9dc:	30006dd4 	ldrccd	r6, [r0], -r4     9e0:	30005d6c 	andcc	r5, r0, ip, ror #26     9e4:	e1a0c00d 	mov	ip, sp     9e8:	e92dd800 	stmdb	sp!, {fp, ip, lr, pc}     9ec:	e24cb004 	sub	fp, ip, #4	; 0x4     9f0:	e24dd010 	sub	sp, sp, #16	; 0x10     9f4:	e3e03000 	mvn	r3, #0	; 0x0     9f8:	e50b3010 	str	r3, [fp, #-16]     9fc:	e3a03000 	mov	r3, #0	; 0x0     a00:	e50b3014 	str	r3, [fp, #-20]     a04:	e3a03000 	mov	r3, #0	; 0x0     a08:	e50b3018 	str	r3, [fp, #-24]     a0c:	e3a03000 	mov	r3, #0	; 0x0     a10:	e50b301c 	str	r3, [fp, #-28]     a14:	e3a03001 	mov	r3, #1	; 0x1     a18:	e50b3014 	str	r3, [fp, #-20]     a1c:	e51b3014 	ldr	r3, [fp, #-20]     a20:	e353003e 	cmp	r3, #62	; 0x3e     a24:	ca000035 	bgt	0xb00     a28:	e59f02b0 	ldr	r0, [pc, #688]	; 0xce0     a2c:	e51b2014 	ldr	r2, [fp, #-20]     a30:	e3a01004 	mov	r1, #4	; 0x4     a34:	e1a03002 	mov	r3, r2     a38:	e1a03303 	mov	r3, r3, lsl #6     a3c:	e0833002 	add	r3, r3, r2     a40:	e1a03083 	mov	r3, r3, lsl #1     a44:	e0833002 	add	r3, r3, r2     a48:	e1a03183 	mov	r3, r3, lsl #3     a4c:	e0833002 	add	r3, r3, r2     a50:	e1a03103 	mov	r3, r3, lsl #2     a54:	e0833000 	add	r3, r3, r0     a58:	e0833001 	add	r3, r3, r1     a5c:	e5933000 	ldr	r3, [r3]     a60:	e3530000 	cmp	r3, #0	; 0x0     a64:	1a000021 	bne	0xaf0     a68:	e59f0270 	ldr	r0, [pc, #624]	; 0xce0     a6c:	e51b2014 	ldr	r2, [fp, #-20]     a70:	e3a01008 	mov	r1, #8	; 0x8     a74:	e1a03002 	mov	r3, r2     a78:	e1a03303 	mov	r3, r3, lsl #6     a7c:	e0833002 	add	r3, r3, r2     a80:	e1a03083 	mov	r3, r3, lsl #1     a84:	e0833002 	add	r3, r3, r2     a88:	e1a03183 	mov	r3, r3, lsl #3     a8c:	e0833002 	add	r3, r3, r2

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