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annotate compal/c156-fw-disasm @ 285:e5b0164f6060

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compal/c156-fw-disasm: first attempt
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 14 Mar 2019 09:06:43 +0000
parents
children 5259ce993e87
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285
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
1 ; This disassembly is an attempt at analyzing Mot C155/156 fw, specifically
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
2 ; the version published in c156-flashimg-r1.zip. I was hoping to get to the
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
3 ; Init_Target() and AI_InitIOConfig() functions as easily as in the C11x and
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
4 ; C139 versions, but this fw has been hacked up pretty heavily.
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
5
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
6 ; Entry point from bootloader
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
7 200e0: ea06105a b 0x1a4250
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
8 200e4: ea06105a b 0x1a4254
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
9 200e8: ea061059 b 0x1a4254
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
10 200ec: ea061058 b 0x1a4254
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
11 200f0: ea061057 b 0x1a4254
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
12 200f4: ea06105a b 0x1a4264
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
13 200f8: ea06105a b 0x1a4268
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
14 200fc: ea06105e b 0x1a427c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
15
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
16 ; this code appears to be the counterpart to TI's _INT_Initialize
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
17 1a4034: e51f1024 ldr r1, =0xffff9800 ; via 0x1a4018
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
18 1a4038: e15f21ba ldrh r2, =0x2006 ; via 0x1a4026
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
19 1a403c: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
20 1a4040: e5912000 ldr r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
21 1a4044: e2022001 and r2, r2, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
22 1a4048: e3520001 cmp r2, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
23 1a404c: 0afffffb beq 0x1a4040
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
24 1a4050: e51f1044 ldr r1, =0xfffffd00 ; via 0x1a4014
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
25 1a4054: e15f23b8 ldrh r2, =0x1081 ; via 0x1a4024
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
26 1a4058: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
27 1a405c: e51f1048 ldr r1, =0xfffffb10 ; via 0x1a401c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
28 1a4060: e15f23be ldrh r2, =0xf7ff ; via 0x1a402a
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
29 1a4064: e1d100b0 ldrh r0, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
30 1a4068: e0000002 and r0, r0, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
31 1a406c: e1c100b0 strh r0, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
32 1a4070: e51f1058 ldr r1, =0xffffff08 ; via 0x1a4020
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
33 1a4074: e15f25b0 ldrh r2, =0x0 ; via 0x1a402c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
34 1a4078: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
35 1a407c: e51f1074 ldr r1, =0xfffffb00 ; via 0x1a4010
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
36 1a4080: e15f28b8 ldrh r2, =0x2a1 ; via 0x1a4000
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
37 1a4084: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
38 1a4088: e15f28be ldrh r2, =0x2a1 ; via 0x1a4002
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
39 1a408c: e1c120b2 strh r2, [r1, #2]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
40 1a4090: e15f29b4 ldrh r2, =0x2a4 ; via 0x1a4004
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
41 1a4094: e1c120b4 strh r2, [r1, #4]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
42 1a4098: e15f29ba ldrh r2, =0x2a3 ; via 0x1a4006
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
43 1a409c: e1c120b6 strh r2, [r1, #6]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
44 1a40a0: e15f2ab0 ldrh r2, =0xe85 ; via 0x1a4008
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
45 1a40a4: e1c120ba strh r2, [r1, #10] ; 0xa
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
46 1a40a8: e15f2ab6 ldrh r2, =0xc0 ; via 0x1a400a
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
47 1a40ac: e1c120bc strh r2, [r1, #12] ; 0xc
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
48 1a40b0: e15f2abc ldrh r2, =0x40 ; via 0x1a400c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
49 1a40b4: e1c120b8 strh r2, [r1, #8]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
50 1a40b8: e15f2bb2 ldrh r2, =0x2a ; via 0x1a400e
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
51 1a40bc: e1c120be strh r2, [r1, #14] ; 0xe
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
52 1a40c0: e10f0000 mrs r0, CPSR
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
53 1a40c4: e3c0001f bic r0, r0, #31 ; 0x1f
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
54 1a40c8: e3800013 orr r0, r0, #19 ; 0x13
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
55 1a40cc: e38000c0 orr r0, r0, #192 ; 0xc0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
56 1a40d0: e129f000 msr CPSR_fc, r0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
57 1a40d4: e3a00001 mov r0, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
58 1a40d8: e59f12b8 ldr r1, =0x11694f8 ; via 0x1a4398
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
59 1a40dc: e5810000 str r0, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
60 1a40e0: e59f02a8 ldr r0, =0x1169500 ; via 0x1a4390
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
61 1a40e4: e3a01010 mov r1, #16 ; 0x10
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
62 1a40e8: e0800001 add r0, r0, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
63 1a40ec: e3a01b01 mov r1, #1024 ; 0x400
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
64 1a40f0: e2411004 sub r1, r1, #4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
65 1a40f4: e0802001 add r2, r0, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
66 1a40f8: e3c22003 bic r2, r2, #3
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
67 1a40fc: e1a0a000 mov r10, r0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
68 1a4100: e59f3294 ldr r3, =0x82e97c ; via 0x1a439c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
69 1a4104: e583a000 str r10, [r3]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
70 1a4108: e1a0d002 mov sp, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
71 1a410c: e59f328c ldr r3, =0x82eaa0 ; via 0x1a43a0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
72 1a4110: e583d000 str sp, [r3]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
73 1a4114: e3a01c01 mov r1, #256 ; 0x100
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
74 1a4118: e0822001 add r2, r2, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
75 1a411c: e3c22003 bic r2, r2, #3
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
76 1a4120: e10f0000 mrs r0, CPSR
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
77 1a4124: e3c0001f bic r0, r0, #31 ; 0x1f
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
78 1a4128: e3800012 orr r0, r0, #18 ; 0x12
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
79 1a412c: e129f000 msr CPSR_fc, r0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
80 1a4130: e1a0d002 mov sp, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
81 1a4134: e3a01c02 mov r1, #512 ; 0x200
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
82 1a4138: e0822001 add r2, r2, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
83 1a413c: e3c22003 bic r2, r2, #3
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
84 1a4140: e10f0000 mrs r0, CPSR
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
85 1a4144: e3c0001f bic r0, r0, #31 ; 0x1f
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
86 1a4148: e3800011 orr r0, r0, #17 ; 0x11
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
87 1a414c: e129f000 msr CPSR_fc, r0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
88 1a4150: e1a0d002 mov sp, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
89 1a4154: e10f0000 mrs r0, CPSR
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
90 1a4158: e3c0001f bic r0, r0, #31 ; 0x1f
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
91 1a415c: e3800013 orr r0, r0, #19 ; 0x13
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
92 1a4160: e129f000 msr CPSR_fc, r0
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
93 1a4164: e59f3238 ldr r3, =0x82e8e4 ; via 0x1a43a4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
94 1a4168: e2822004 add r2, r2, #4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
95 1a416c: e5832000 str r2, [r3]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
96 1a4170: e3a01b01 mov r1, #1024 ; 0x400
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
97 1a4174: e3c11003 bic r1, r1, #3
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
98 1a4178: e0822001 add r2, r2, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
99 1a417c: e59f3224 ldr r3, =0x82e968 ; via 0x1a43a8
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
100 1a4180: e5831000 str r1, [r3]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
101 1a4184: e3a01002 mov r1, #2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
102 1a4188: e59f321c ldr r3, =0x82e978 ; via 0x1a43ac
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
103 1a418c: e5831000 str r1, [r3]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
104 1a4190: e1a04002 mov r4, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
105 1a4194: eb0cd342 bl 0x4d8ea4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
106 1a4198: e1a02004 mov r2, r4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
107 1a419c: e51f0174 ldr r0, =0x3e79c ; via 0x1a4030
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
108 1a41a0: e3700001 cmn r0, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
109 1a41a4: 1b000083 blne 0x1a43b8
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
110 1a41a8: e1a00002 mov r0, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
111 1a41ac: ea19d513 b 0x819600
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
112
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
113 1a4250: ea0cc185 b 0x4d486c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
114 1a4254: eaf9efa9 b 0x20100
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
115 1a4258: eafffffe b 0x1a4258
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
116 1a425c: eafffffe b 0x1a425c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
117 1a4260: eafffffe b 0x1a4260
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
118 1a4264: eafffffe b 0x1a4264
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
119
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
120 ; code looks like TI's bootloader.s, not int.s
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
121 4d486c: e51f101c ldr r1, =0xffff9800 ; via 0x4d4858
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
122 4d4870: e15f21b2 ldrh r2, =0x2006 ; via 0x4d4866
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
123 4d4874: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
124 4d4878: e5912000 ldr r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
125 4d487c: e2022001 and r2, r2, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
126 4d4880: e3520001 cmp r2, #1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
127 4d4884: 0afffffb beq 0x4d4878
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
128 4d4888: e51f103c ldr r1, =0xfffffd00 ; via 0x4d4854
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
129 4d488c: e15f23b0 ldrh r2, =0x1081 ; via 0x4d4864
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
130 4d4890: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
131 4d4894: e51f1040 ldr r1, =0xfffffb10 ; via 0x4d485c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
132 4d4898: e15f23b8 ldrh r2, =0x800 ; via 0x4d4868
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
133 4d489c: e1d100b0 ldrh r0, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
134 4d48a0: e1800002 orr r0, r0, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
135 4d48a4: e1c100b0 strh r0, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
136 4d48a8: e51f1050 ldr r1, =0xffffff08 ; via 0x4d4860
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
137 4d48ac: e15f24ba ldrh r2, =0x0 ; via 0x4d486a
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
138 4d48b0: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
139 4d48b4: e51f107c ldr r1, =0xfffffb00 ; via 0x4d4840
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
140 4d48b8: e15f27bc ldrh r2, =0x2a1 ; via 0x4d4844
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
141 4d48bc: e1c120b0 strh r2, [r1]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
142 4d48c0: e15f28b2 ldrh r2, =0x2a1 ; via 0x4d4846
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
143 4d48c4: e1c120b2 strh r2, [r1, #2]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
144 4d48c8: e15f28b8 ldrh r2, =0x2a1 ; via 0x4d4848
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
145 4d48cc: e1c120b4 strh r2, [r1, #4]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
146 4d48d0: e15f28be ldrh r2, =0x283 ; via 0x4d484a
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
147 4d48d4: e1c120b6 strh r2, [r1, #6]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
148 4d48d8: e15f29b4 ldrh r2, =0x281 ; via 0x4d484c
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
149 4d48dc: e1c120ba strh r2, [r1, #10] ; 0xa
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
150 4d48e0: e15f29ba ldrh r2, =0xc0 ; via 0x4d484e
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
151 4d48e4: e1c120bc strh r2, [r1, #12] ; 0xc
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
152 4d48e8: e15f2ab0 ldrh r2, =0x40 ; via 0x4d4850
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
153 4d48ec: e1c120b8 strh r2, [r1, #8]
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
154 4d48f0: e15f2ab6 ldrh r2, =0x2a ; via 0x4d4852
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
155 4d48f4: e1c120be strh r2, [r1, #14] ; 0xe
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
156 4d48f8: e59f0014 ldr r0, =0x1195770 ; via 0x4d4914
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
157 4d48fc: e3a01b01 mov r1, #1024 ; 0x400
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
158 4d4900: e2411004 sub r1, r1, #4
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
159 4d4904: e0802001 add r2, r0, r1
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
160 4d4908: e3c22003 bic r2, r2, #3
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
161 4d490c: e1a0d002 mov sp, r2
e5b0164f6060 compal/c156-fw-disasm: first attempt
Mychaela Falconia <falcon@freecalypso.org>
parents:
diff changeset
162 4d4910: eaf33dc7 b 0x1a4034