This source file includes following definitions.
- taskHook
- CreateTask_spytask
- boot
- sub_FF810358_my
- sub_FF8111B0_my
- sub_FF815EE0_my
- taskcreate_Startup_my
- task_Startup_my
- taskcreatePhySw_my
- init_file_modules_task
1
2
3
4 #include "lolevel.h"
5 #include "platform.h"
6 #include "core.h"
7 #include "dryos31.h"
8
9 #define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER)
10
11 const char * const new_sa = &_end;
12
13 extern void task_CaptSeq();
14 extern void task_InitFileModules();
15 extern void task_MovieRecord();
16 extern void task_ExpDrv();
17 extern void task_FileWrite();
18
19 void taskHook(context_t **context)
20 {
21 task_t *tcb=(task_t*)((char*)context-offsetof(task_t, context));
22
23
24 if(tcb->entry == (void*)task_CaptSeq) tcb->entry = (void*)capt_seq_task;
25 if(tcb->entry == (void*)task_InitFileModules) tcb->entry = (void*)init_file_modules_task;
26 if(tcb->entry == (void*)task_MovieRecord) tcb->entry = (void*)movie_record_task;
27 if(tcb->entry == (void*)task_ExpDrv) tcb->entry = (void*)exp_drv_task;
28 if(tcb->entry == (void*)task_FileWrite) tcb->entry = (void*)filewritetask;
29 }
30
31
32
33
34 void CreateTask_spytask() {
35 _CreateTask("SpyTask", 0x19, 0x2000, core_spytask, 0);
36 }
37
38
39
40
41
42
43
44
45
46 void __attribute__((naked,noinline)) boot() {
47 asm volatile (
48 " LDR R1, =0xC0410000 \n"
49 " MOV R0, #0 \n"
50 " STR R0, [R1] \n"
51 " MOV R1, #0x78 \n"
52 " MCR p15, 0, R1, c1, c0 \n"
53 " MOV R1, #0 \n"
54 " MCR p15, 0, R1, c7, c10, 4 \n"
55 " MCR p15, 0, R1, c7, c5 \n"
56 " MCR p15, 0, R1, c7, c6 \n"
57 " MOV R0, #0x3D \n"
58 " MCR p15, 0, R0, c6, c0 \n"
59 " MOV R0, #0xC000002F \n"
60 " MCR p15, 0, R0, c6, c1 \n"
61 " MOV R0, #0x33 \n"
62 " MCR p15, 0, R0, c6, c2 \n"
63 " MOV R0, #0x40000033 \n"
64 " MCR p15, 0, R0, c6, c3 \n"
65 " MOV R0, #0x80000017 \n"
66 " MCR p15, 0, R0, c6, c4 \n"
67 " LDR R0, =0xFF80002D \n"
68 " MCR p15, 0, R0, c6, c5 \n"
69 " MOV R0, #0x34 \n"
70 " MCR p15, 0, R0, c2, c0 \n"
71 " MOV R0, #0x34 \n"
72 " MCR p15, 0, R0, c2, c0, 1 \n"
73 " MOV R0, #0x34 \n"
74 " MCR p15, 0, R0, c3, c0 \n"
75 " LDR R0, =0x3333330 \n"
76 " MCR p15, 0, R0, c5, c0, 2 \n"
77 " LDR R0, =0x3333330 \n"
78 " MCR p15, 0, R0, c5, c0, 3 \n"
79 " MRC p15, 0, R0, c1, c0 \n"
80 " ORR R0, R0, #0x1000 \n"
81 " ORR R0, R0, #4 \n"
82 " ORR R0, R0, #1 \n"
83 " MCR p15, 0, R0, c1, c0 \n"
84 " MOV R1, #0x80000006 \n"
85 " MCR p15, 0, R1, c9, c1 \n"
86 " MOV R1, #6 \n"
87 " MCR p15, 0, R1, c9, c1, 1 \n"
88 " MRC p15, 0, R1, c1, c0 \n"
89 " ORR R1, R1, #0x50000 \n"
90 " MCR p15, 0, R1, c1, c0 \n"
91 " LDR R2, =0xC0200000 \n"
92 " MOV R1, #1 \n"
93 " STR R1, [R2, #0x10C] \n"
94 " MOV R1, #0xFF \n"
95 " STR R1, [R2, #0xC] \n"
96 " STR R1, [R2, #0x1C] \n"
97 " STR R1, [R2, #0x2C] \n"
98 " STR R1, [R2, #0x3C] \n"
99 " STR R1, [R2, #0x4C] \n"
100 " STR R1, [R2, #0x5C] \n"
101 " STR R1, [R2, #0x6C] \n"
102 " STR R1, [R2, #0x7C] \n"
103 " STR R1, [R2, #0x8C] \n"
104 " STR R1, [R2, #0x9C] \n"
105 " STR R1, [R2, #0xAC] \n"
106 " STR R1, [R2, #0xBC] \n"
107 " STR R1, [R2, #0xCC] \n"
108 " STR R1, [R2, #0xDC] \n"
109 " STR R1, [R2, #0xEC] \n"
110 " STR R1, [R2, #0xFC] \n"
111 " LDR R1, =0xC0400008 \n"
112 " LDR R2, =0x430005 \n"
113 " STR R2, [R1] \n"
114 " MOV R1, #1 \n"
115 " LDR R2, =0xC0243100 \n"
116 " STR R2, [R1] \n"
117 " LDR R2, =0xC0242010 \n"
118 " LDR R1, [R2] \n"
119 " ORR R1, R1, #1 \n"
120 " STR R1, [R2] \n"
121 " LDR R0, =0xFFC29E9C \n"
122 " LDR R1, =0x1900 \n"
123 " LDR R3, =0xECB4 \n"
124
125 "loc_FF81013C:\n"
126 " CMP R1, R3 \n"
127 " LDRCC R2, [R0], #4 \n"
128 " STRCC R2, [R1], #4 \n"
129 " BCC loc_FF81013C \n"
130 " LDR R1, =0x1698CC \n"
131 " MOV R2, #0 \n"
132
133 "loc_FF810154:\n"
134 " CMP R3, R1 \n"
135 " STRCC R2, [R3], #4 \n"
136 " BCC loc_FF810154 \n"
137 " B sub_FF810358_my \n"
138 );
139 }
140
141
142
143 void __attribute__((naked,noinline)) sub_FF810358_my() {
144
145
146 *(int*)0x1938=(int)taskHook;
147 *(int*)0x193C=(int)taskHook;
148
149
150
151 *(int*)(0x24F8) = (*(int*)0xC0220064)&1 ? 0x200000 : 0x100000;
152
153 asm volatile (
154 " LDR R0, =0xFF8103D0 \n"
155 " MOV R1, #0 \n"
156 " LDR R3, =0xFF810408 \n"
157
158 "loc_FF810364:\n"
159 " CMP R0, R3 \n"
160 " LDRCC R2, [R0], #4 \n"
161 " STRCC R2, [R1], #4 \n"
162 " BCC loc_FF810364 \n"
163 " LDR R0, =0xFF810408 \n"
164 " MOV R1, #0x4B0 \n"
165 " LDR R3, =0xFF81061C \n"
166
167 "loc_FF810380:\n"
168 " CMP R0, R3 \n"
169 " LDRCC R2, [R0], #4 \n"
170 " STRCC R2, [R1], #4 \n"
171 " BCC loc_FF810380 \n"
172 " MOV R0, #0xD2 \n"
173 " MSR CPSR_cxsf, R0 \n"
174 " MOV SP, #0x1000 \n"
175 " MOV R0, #0xD3 \n"
176 " MSR CPSR_cxsf, R0 \n"
177 " MOV SP, #0x1000 \n"
178 " LDR R0, =0x6C4 \n"
179 " LDR R2, =0xEEEEEEEE \n"
180 " MOV R3, #0x1000 \n"
181
182 "loc_FF8103B4:\n"
183 " CMP R0, R3 \n"
184 " STRCC R2, [R0], #4 \n"
185 " BCC loc_FF8103B4 \n"
186 " BL sub_FF8111B0_my \n"
187 );
188 }
189
190
191
192 void __attribute__((naked,noinline)) sub_FF8111B0_my() {
193 asm volatile (
194 " STR LR, [SP, #-4]! \n"
195 " SUB SP, SP, #0x74 \n"
196 " MOV R1, #0x74 \n"
197 " MOV R0, SP \n"
198 " BL sub_FFB51098 \n"
199 " MOV R0, #0x53000 \n"
200 " STR R0, [SP, #4] \n"
201
202 #if defined(CHDK_NOT_IN_CANON_HEAP)
203 " LDR R0, =0x1698CC \n"
204 #else
205 " LDR R0, =new_sa\n"
206 " LDR R0, [R0]\n"
207 #endif
208
209 " LDR R2, =0x2F1F80 \n"
210 " STR R0, [SP, #8] \n"
211 " SUB R0, R2, R0 \n"
212 " STR R0, [SP, #0xC] \n"
213 " MOV R0, #0x22 \n"
214 " STR R0, [SP, #0x18] \n"
215 " MOV R0, #0x68 \n"
216 " STR R0, [SP, #0x1C] \n"
217 " LDR R1, =0x2F9C00 \n"
218 " LDR R0, =0x19B \n"
219 " STR R1, [SP] \n"
220 " STR R0, [SP, #0x20] \n"
221 " MOV R0, #0x96 \n"
222 " STR R2, [SP, #0x10] \n"
223 " STR R1, [SP, #0x14] \n"
224 " STR R0, [SP, #0x24] \n"
225 " STR R0, [SP, #0x28] \n"
226 " MOV R0, #0x64 \n"
227 " STR R0, [SP, #0x2C] \n"
228 " MOV R0, #0 \n"
229 " STR R0, [SP, #0x30] \n"
230 " STR R0, [SP, #0x34] \n"
231 " MOV R0, #0x10 \n"
232 " STR R0, [SP, #0x5C] \n"
233 " MOV R0, #0x800 \n"
234 " STR R0, [SP, #0x60] \n"
235 " MOV R0, #0xA0 \n"
236 " STR R0, [SP, #0x64] \n"
237 " MOV R0, #0x280 \n"
238 " STR R0, [SP, #0x68] \n"
239 " LDR R1, =sub_FF815EE0_my \n"
240 " MOV R2, #0 \n"
241 " MOV R0, SP \n"
242 " BL sub_FF8134C4 \n"
243 " ADD SP, SP, #0x74 \n"
244 " LDR PC, [SP], #4 \n"
245 );
246 }
247
248
249
250 void __attribute__((naked,noinline)) sub_FF815EE0_my() {
251 asm volatile (
252 " STMFD SP!, {R4,LR} \n"
253 " BL sub_FF810B28 \n"
254 " BL sub_FF81A374 \n"
255 " CMP R0, #0 \n"
256 " LDRLT R0, =0xFF815FF4 /*'dmSetup'*/ \n"
257 " BLLT _err_init_task \n"
258 " BL sub_FF815B18 \n"
259 " CMP R0, #0 \n"
260 " LDRLT R0, =0xFF815FFC /*'termDriverInit'*/ \n"
261 " BLLT _err_init_task \n"
262 " LDR R0, =0xFF81600C /*'/_term'*/ \n"
263 " BL sub_FF815C00 \n"
264 " CMP R0, #0 \n"
265 " LDRLT R0, =0xFF816014 /*'termDeviceCreate'*/ \n"
266 " BLLT _err_init_task \n"
267 " LDR R0, =0xFF81600C /*'/_term'*/ \n"
268 " BL sub_FF813CA8 \n"
269 " CMP R0, #0 \n"
270 " LDRLT R0, =0xFF816028 /*'stdioSetup'*/ \n"
271 " BLLT _err_init_task \n"
272 " BL sub_FF819D00 \n"
273 " CMP R0, #0 \n"
274 " LDRLT R0, =0xFF816034 /*'stdlibSetup'*/ \n"
275 " BLLT _err_init_task \n"
276 " BL sub_FF811690 \n"
277 " CMP R0, #0 \n"
278 " LDRLT R0, =0xFF816040 /*'armlib_setup'*/ \n"
279 " BLLT _err_init_task \n"
280 " LDMFD SP!, {R4,LR} \n"
281 " B taskcreate_Startup_my \n"
282 );
283 }
284
285
286
287 void __attribute__((naked,noinline)) taskcreate_Startup_my() {
288 asm volatile (
289 " STMFD SP!, {R3-R9,LR} \n"
290 " MOV R6, #0 \n"
291
292 " BL sub_FF83BF64 \n"
293 " LDR R9, =0xC0220000 \n"
294 " MOVS R7, R0 \n"
295 " MOV R8, #1 \n"
296 " BNE loc_FF81FCC0 \n"
297 " BL sub_FF835C84 /*_IsNormalCameraMode_FW*/ \n"
298 " CMP R0, #0 \n"
299 " BEQ loc_FF81FCC0 \n"
300 " LDR R0, [R9, #0x60] \n"
301 " BIC R5, R8, R0 \n"
302 " LDR R0, [R9, #0x64] \n"
303 " BIC R4, R8, R0 \n"
304 " BL sub_FF83363C \n"
305 " CMP R0, #1 \n"
306 " MOVEQ R6, #1 \n"
307 " ORR R0, R4, R5 \n"
308 " ORRS R0, R0, R6 \n"
309 " BNE loc_FF81FCD0 \n"
310 " BL sub_FF833A00 \n"
311 " MOV R0, #0x44 \n"
312 " STR R0, [R9, #0x1C] \n"
313 " BL sub_FF833BEC \n"
314
315 "loc_FF81FCBC:\n"
316 " B loc_FF81FCBC \n"
317
318 "loc_FF81FCC0:\n"
319 " LDR R0, [R9, #0x64] \n"
320 " BIC R4, R8, R0 \n"
321 " LDR R0, [R9, #0x60] \n"
322 " BIC R5, R8, R0 \n"
323
324 "loc_FF81FCD0:\n"
325 " MOV R3, R6 \n"
326 " MOV R2, R7 \n"
327 " MOV R1, R5 \n"
328 " MOV R0, R4 \n"
329
330
331 " BL sub_FF83A134 \n"
332 " LDR R1, =0x34E000 \n"
333 " MOV R0, #0 \n"
334 " BL sub_FF83A5A4 \n"
335 " BL sub_FF83A34C /*_EnableDispatch*/ \n"
336 " MOV R3, #0 \n"
337 " STR R3, [SP] \n"
338 " LDR R3, =task_Startup_my \n"
339 " MOV R2, #0 \n"
340 " MOV R1, #0x19 \n"
341 " LDR R0, =0xFF81FD2C /*'Startup'*/ \n"
342 " BL _CreateTask \n"
343 " MOV R0, #0 \n"
344 " LDMFD SP!, {R3-R9,PC} \n"
345 );
346 }
347
348
349
350 void __attribute__((naked,noinline)) task_Startup_my() {
351 asm volatile (
352 " STMFD SP!, {R4,LR} \n"
353 " BL sub_FF816588 \n"
354 " BL sub_FF8354F4 \n"
355 " BL sub_FF83364C \n"
356
357 " BL sub_FF83C198 \n"
358
359 " BL sub_FF88FC20 \n"
360 " BL sub_FF832208 \n"
361 " BL sub_FF83C1C8 \n"
362 " BL sub_FF8398D8 \n"
363 " BL sub_FF83C33C \n"
364 " BL CreateTask_spytask\n"
365 " BL taskcreatePhySw_my \n"
366 " LDR PC, =0xFF81FC28 \n"
367 );
368 }
369
370
371
372 void __attribute__((naked,noinline)) taskcreatePhySw_my() {
373 asm volatile (
374 " STMFD SP!, {R3-R5,LR} \n"
375 " LDR R4, =0x1C30 \n"
376 " LDR R0, [R4, #4] \n"
377 " CMP R0, #0 \n"
378 " BNE sub_FF83427C \n"
379 " MOV R3, #0 \n"
380 " STR R3, [SP] \n"
381 " LDR R3, =mykbd_task \n"
382 " MOV R2, #0x2000 \n"
383 " LDR PC, =0xFF83426C \n"
384 );
385 }
386
387
388
389 void __attribute__((naked,noinline)) init_file_modules_task() {
390 asm volatile (
391 " STMFD SP!, {R4-R6,LR} \n"
392 " BL sub_FF88B35C \n"
393 " LDR R5, =0x5006 \n"
394 " MOVS R4, R0 \n"
395 " MOVNE R1, #0 \n"
396 " MOVNE R0, R5 \n"
397 " BLNE _PostLogicalEventToUI \n"
398 " BL sub_FF88B388 \n"
399 " BL core_spytask_can_start\n"
400 " LDR PC, =0xFF8933DC \n"
401 );
402 }