root/platform/m3/sub/121a/boot.c

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DEFINITIONS

This source file includes following definitions.
  1. save_romlog2
  2. spytask_my
  3. spytask
  4. CreateTask_spytask
  5. boot
  6. CreateTask_my
  7. sub_fc062f48_my
  8. sub_fc0630d9_my
  9. sub_fc0634e2_my
  10. sub_fc06347d_my
  11. sub_fc083bea_my
  12. init_file_modules_task
  13. kbd_p2_f_my
  14. sub_fc074e8a_my
  15. wrap_kbd_p1_f
  16. sub_fc0839d8_my
  17. sub_fc07507e_my
  18. agent_orange

   1 #include "lolevel.h"
   2 #include "platform.h"
   3 #include "core.h"
   4 #include "dryos31.h"
   5 #include "core.h"
   6 #include "callfunc.h"
   7 
   8 
   9 #define offsetof(TYPE, MEMBER) ((int) &((TYPE *)0)->MEMBER)
  10 
  11 const char * const new_sa = &_end;
  12 
  13 // Forward declarations
  14 extern volatile int jogdial_stopped;
  15 void JogDial_task_my(void);
  16 
  17 extern void task_CaptSeq();
  18 extern void task_InitFileModules();
  19 extern void task_RotaryEncoder();
  20 extern void task_MovieRecord();
  21 extern void task_ExpDrv();
  22 
  23 extern unsigned _ExecuteEventProcedure(const char *name,...);
  24 //extern unsigned _sprintf(char *stream, const char *format,...);
  25 
  26 extern unsigned _LCDMsg_Create (unsigned, unsigned, unsigned);
  27 extern void _LCDMsg_SetStr (unsigned, char * );
  28 //extern long _VbattGet();
  29 
  30 
  31 // code to support saving a romlog if started with some key combo
  32 #ifdef BOOT_ROMLOG_SHORTCUT
  33 void save_romlog2(void)
  34 {
  35         unsigned args[4];
  36     args[0] = (unsigned)"SystemEventInit";
  37         call_func_ptr(_ExecuteEventProcedure,args,1);
  38                 args[0] = (unsigned)"UI.CreatePublic";
  39                 call_func_ptr(_ExecuteEventProcedure,args,1);
  40         args[0] = (unsigned)"System.Create";
  41         call_func_ptr(_ExecuteEventProcedure,args,1);
  42                 args[0] = (unsigned)"Driver.Create";
  43                 call_func_ptr(_ExecuteEventProcedure,args,1);
  44 
  45                 args[0] = (unsigned)"GetLogToFile";
  46                 args[1] = (unsigned)"A/ROMLOG.LOG";
  47                 args[2] = 1;
  48                 call_func_ptr(_ExecuteEventProcedure,args,3);
  49 
  50                 args[0] = (unsigned)"BeepDrive";
  51                 args[1] = (unsigned) 0x02;
  52                 call_func_ptr(_ExecuteEventProcedure,args,2);
  53 
  54                  // *(int*)0xd20b0810  = 0x4d0002;       // Orange Led = on
  55 
  56 }
  57 
  58 
  59 /*----------------------------------------------------------------------
  60     spytask  MY
  61 -----------------------------------------------------------------------*/
  62 void spytask_my(long ua, long ub, long uc, long ud, long ue, long uf)
  63 {
  64     (void)ua; (void)ub; (void)uc; (void)ud; (void)ue; (void)uf;
  65 
  66         _SleepTask(2800);
  67         save_romlog2();
  68 
  69         while (1){
  70         _SleepTask(300);
  71         }
  72 }
  73 #endif // BOOT_ROMLOG_SHORTCUT
  74 
  75 /*----------------------------------------------------------------------
  76     spytask
  77 -----------------------------------------------------------------------*/
  78 void spytask(long ua, long ub, long uc, long ud, long ue, long uf)
  79 {
  80     (void)ua; (void)ub; (void)uc; (void)ud; (void)ue; (void)uf;
  81     core_spytask();
  82 }
  83 
  84 
  85 /*----------------------------------------------------------------------
  86     CreateTask_spytask
  87 -----------------------------------------------------------------------*/
  88 void CreateTask_spytask()
  89 {
  90     // workaround to avoid crashes on startup triggered by closing the battery cover or after attaching / removing the lens
  91     // see https://chdk.setepontos.com/index.php?topic=12542.msg145817#msg145817
  92         if ( *(int*)(0x9e78) & 0x00600000 )
  93                 {
  94 #ifdef BOOT_ROMLOG_SHORTCUT
  95                 if (( *(int*)(0xD20BF4A0) & 0x00002000) == 0) _CreateTask("SpyTaskMY", 0x19, 0x2000, spytask_my, 0);
  96 #endif
  97                 _CreateTask("SpyTask", 0x19, 0x2000, spytask, 0);
  98                 }
  99 }
 100 
 101 ///*----------------------------------------------------------------------
 102 // Pointer to stack location where jogdial task records previous and current
 103 // jogdial positions
 104 // short *jog_position;
 105 
 106 /*----------------------------------------------------------------------
 107     boot()
 108 
 109     Main entry point for the CHDK code
 110 -----------------------------------------------------------------------*/
 111 
 112 /*************************************************************/
 113 void __attribute__((naked,noinline)) boot() {
 114     asm volatile ( // 0xfc02000c
 115 "    movw    r0, #0x4000\n"
 116 "    movt    r0, #0\n"
 117 "    mov     sp, r0\n"
 118 "    bl      sub_fc02007e\n"
 119 "    ldr     r2, =0xc0242010\n"
 120 "    ldr     r1, [r2]\n"
 121 "    orr     r1, r1, #1\n"
 122 "    str     r1, [r2]\n"
 123 "    ldr     r0, =0xfcc988a0\n"
 124 "    ldr     r1, =0x010e1000\n"
 125 "    ldr     r3, =0x011074ac\n"
 126 "loc_fc02002a:\n"
 127 "    cmp     r1, r3\n"
 128 "    itt     lo\n"
 129 "    ldrlo   r2, [r0], #4\n"
 130 "    strlo   r2, [r1], #4\n"
 131 "    blo     loc_fc02002a\n"
 132 "    ldr     r0, =0x010e1000\n"
 133 "    ldr     r1, =0x000264ac\n"
 134 "    bl      sub_fc1301a2\n"
 135 "    ldr     r0, =0xfccbed4c\n"
 136 "    ldr     r1, =0xbfe10800\n"
 137 "    ldr     r3, =0xbfe17391\n"
 138 "loc_fc020046:\n"
 139 "    cmp     r1, r3\n"
 140 "    itt     lo\n"
 141 "    ldrlo   r2, [r0], #4\n"
 142 "    strlo   r2, [r1], #4\n"
 143 "    blo     loc_fc020046\n"
 144 "    ldr     r0, =0xfcc50130\n"
 145 "    ldr     r1, =0x00008000\n"
 146 "    ldr     r3, =0x00050770\n"
 147 "loc_fc02005a:\n"
 148 "    cmp     r1, r3\n"
 149 "    itt     lo\n"
 150 "    ldrlo   r2, [r0], #4\n"
 151 "    strlo   r2, [r1], #4\n"
 152 "    blo     loc_fc02005a\n"
 153 
 154                 // "mov.w     r3, #0x01\n"                      // Enable TIO
 155                 // "ldr     r1, =0x00008000\n"          // Enable TIO
 156                 // "str.w     r3, [r1]\n"                               // Enable TIO
 157 
 158 "       ldr     r3, =0x50770\n"
 159 "       ldr     r1, =0x3a7cc8\n"
 160 "       mov.w   r2, #0\n"
 161 "loc_fc020070:\n"
 162 "       cmp     r3, r1\n"
 163 "       it cc\n"
 164 "       strcc.w r2, [r3],#4\n"
 165 "       bcc     loc_fc020070\n"
 166 
 167         // Install CreateTask patch
 168         "adr     r0, patch_CreateTask\n"    // Patch data
 169         "ldm     r0, {r1,r2}\n"             // Get two patch instructions
 170         "ldr     r0, =orig_CreateTask\n"    // Address to patch
 171         "bic     r0, #1\n"                  // clear thumb bit
 172         "stm     r0, {r1,r2}\n"             // Store patch instructions
 173 
 174                 "b.w     sub_fc062f48_my\n" // continue
 175 
 176         "patch_CreateTask:\n"
 177         "ldr.w   pc, [pc,#0]\n"             // Do jump to absolute address CreateTask_my
 178         ".long   CreateTask_my + 1\n"           // has to be a thumb address
 179 );
 180 }
 181 
 182 /*************************************************************/
 183 void __attribute__((naked,noinline)) CreateTask_my() {
 184 
 185 //   *(int*)0xd20b0810  = 0x4d0002;
 186 asm volatile (
 187 "    push   {r0}\n"
 188 
 189 /* "    push   {r1}\n"
 190 "       ldr r0, =#0x4d0002\n"
 191 "       ldr r1, =#0xd20b0810\n"    // beam address
 192 "       str r0, [r1]\n"
 193 "    pop    {r1}\n"
 194 */
 195 
 196 //R3 = Pointer to task function to create
 197 
 198 "    ldr     r0, =task_CaptSeq\n"       // DryOS original code function ptr.
 199 "    cmp     r0, r3\n"                  // is the given taskptr equal to our searched function?
 200 "    itt     eq\n"                      // EQ block
 201 "    ldreq   r3, =capt_seq_task\n"      // if so replace with our task function base ptr.
 202 "    orreq   r3, #1\n"                  // make sure it's a thumb address (may not be needed?)
 203 "    beq     exitHook\n"                // below compares not necessary if this check has found something.
 204 
 205 
 206 "    LDR     R0, =task_ExpDrv\n"
 207 "    CMP     R0, R3\n"
 208 "    itt     eq\n"
 209 "    LDREQ   R3, =exp_drv_task\n"
 210 "    orreq   r3, #1\n"
 211 "    BEQ     exitHook\n"
 212 
 213 /*
 214 "    LDR     R0, =task_DvlpSeq\n"
 215 "    CMP     R0, R3\n"
 216 "    itt     eq\n"
 217 "    LDREQ   R3, =developseq_task\n"
 218 "    orreq   r3, #1\n"
 219 "    BEQ     exitHook\n"
 220 */
 221 
 222 "    LDR     R0, =task_FileWrite\n"
 223 "    CMP     R0, R3\n"
 224 "    itt     eq\n"
 225 "    LDREQ   R3, =filewritetask\n"
 226 "    orreq   r3, #1\n"
 227 "    BEQ     exitHook\n"
 228 
 229 "    LDR     R0, =0xFC262421\n" // TskCocoa0
 230 "    CMP     R0, R3\n"
 231 "    itt     eq\n"
 232 "    LDREQ   R3, =task_cocoa0\n"
 233 "    orreq   r3, #1\n"
 234 "    BEQ     exitHook\n"
 235 
 236 "    LDR     R0, =task_MovieRecord\n"
 237 "    CMP     R0, R3\n"
 238 "    itt     eq\n"
 239 "    LDREQ   R3, =movie_record_task\n"
 240 "    orreq   r3, #1\n"
 241 "    BEQ     exitHook\n"
 242 
 243 "    ldr     r0, =task_InitFileModules\n"
 244 "    cmp     r0, r3\n"
 245 "    itt     eq\n"
 246 "    ldreq   r3, =init_file_modules_task\n"
 247 "    orreq   r3, #1\n"
 248 
 249 "exitHook:\n"
 250 
 251 
 252 // restore overwritten register(s)
 253 "    pop    {r0}\n"
 254 // Execute overwritten instructions from original code, then jump to firmware
 255 "    stmdb   sp!, {r1, r2, r3, r4, r5, r6, r7, r8, r9, lr}\n"
 256 "    mov     r4, r0\n"
 257 "    ldr     r0, =0x8160\n"
 258 "    ldr.w   pc, =(orig_CreateTask + 8) \n"  // Continue in firmware
 259 ".ltorg\n"
 260 );
 261 }
 262 
 263 //fc04f194 ??????????????
 264 void __attribute__((naked,noinline)) sub_fc062f48_my() {
 265 
 266     asm volatile (
 267     "push    {r4, lr}\n"
 268 #if defined(CHDK_NOT_IN_CANON_HEAP)
 269 "        ldr     r4, =0x3a7cc8\n"         // heap start, modify here
 270 #else
 271     "ldr     r4, =new_sa\n"             // +
 272     "ldr     r4, [r4]\n"                // +
 273 #endif
 274 "    sub     sp, #0x78\n"
 275 "    ldr     r0, =0x0074e000\n"
 276 "    ldr     r1, =0x000afd8c\n"
 277 "    subs    r0, r0, r4\n"
 278 "    cmp     r0, r1\n"
 279 "    bhs     loc_fc062f5a\n"
 280 "loc_fc062f58:\n"
 281 "    b       loc_fc062f58\n"
 282 "loc_fc062f5a:\n"
 283 "    ldr     r1, =0x00008074\n"
 284 "    mov.w   r0, #0x80000\n"
 285 "    str     r0, [r1]\n"
 286 "    ldr     r1, =0x00008078\n"
 287 "    ldr     r0, =0x42a41000\n"
 288 "    str     r0, [r1]\n"
 289 "    ldr     r1, =0x0000807c\n"
 290 "    ldr     r0, =0x42a43000\n"
 291 "    str     r0, [r1]\n"
 292 "    movs    r1, #0x78\n"
 293 "    mov     r0, sp\n"
 294 "    blx     sub_fc30246c\n"
 295 "    ldr     r0, =0x0068e000\n"
 296 "    mov.w   r1, #0xc0000\n"
 297 "    stm.w   sp, {r0, r1, r4}\n"
 298 "    ldr     r1, =0x00682274\n" //  *"t"h"
 299 "    subs    r2, r1, r4\n"
 300 "    strd    r2, r1, [sp, #0xc]\n"
 301 "    str     r0, [sp, #0x14]\n"
 302 "    movs    r0, #0x22\n"
 303 "    str     r0, [sp, #0x18]\n"
 304 "    movs    r0, #0x98\n"
 305 "    str     r0, [sp, #0x1c]\n"
 306 "    movw    r0, #0x24c\n"
 307 "    str     r0, [sp, #0x20]\n"
 308 "    movs    r0, #0xfa\n"
 309 "    str     r0, [sp, #0x24]\n"
 310 "    movs    r0, #0xe8\n"
 311 "    str     r0, [sp, #0x28]\n"
 312 "    movs    r0, #0x85\n"
 313 "    str     r0, [sp, #0x2c]\n"
 314 "    movs    r0, #0x40\n"
 315 "    str     r0, [sp, #0x30]\n"
 316 "    movs    r0, #4\n"
 317 "    str     r0, [sp, #0x34]\n"
 318 "    movs    r0, #0\n"
 319 "    str     r0, [sp, #0x38]\n"
 320 "    movs    r0, #0x10\n"
 321 "    str     r0, [sp, #0x5c]\n"
 322 "    movs    r2, #0\n"
 323 "    lsls    r0, r0, #8\n"
 324 "    str     r0, [sp, #0x60]\n"
 325 "    ldr     r1, =sub_fc0630d9_my\n"
 326 "    asrs    r0, r0, #4\n"
 327 "    str     r0, [sp, #0x64]\n"
 328 "    lsls    r0, r0, #5\n"
 329 "    str     r0, [sp, #0x68]\n"
 330 "    mov     r0, sp\n"
 331 "    blx     sub_fc301bd0\n"
 332 "    add     sp, #0x78\n"
 333 "    pop     {r4, pc}\n"
 334 ".ltorg\n"
 335     );
 336 }
 337 
 338 //fc0630d9
 339 void __attribute__((naked,noinline)) sub_fc0630d9_my() {
 340     asm volatile (
 341 "    push    {r4, lr}\n"
 342 "loc_fc0630da:\n"
 343 "    ldr     r4, =0xfc063180\n" //  *"/_term"
 344 "    bl      sub_fc0643d4\n"
 345 "    ldr     r0, =0x000080ec\n"
 346 "    ldr     r1, [r0]\n"
 347 "    ldr     r0, =0x00008074\n"
 348 "    ldr     r0, [r0]\n"
 349 "    adds    r0, #0x10\n"
 350 "    cmp     r1, r0\n"
 351 "    bhs     loc_fc0630f4\n"
 352 "    ldr     r0, =0xfc063190\n" //  *"USER_MEM size checking"
 353 "    bl      sub_fc06316a\n"
 354 "loc_fc0630f4:\n"
 355 "    bl      sub_fc13027c\n"
 356 "    ldr     r1, =0xbfe10000\n"
 357 "    mov.w   r2, #-0x11111112\n"
 358 "    ldr     r3, =0xbfe10800\n"
 359 "loc_fc063100:\n"
 360 "    stm     r1!, {r2}\n"
 361 "    cmp     r1, r3\n"
 362 "    blo     loc_fc063100\n"
 363 "    bl      sub_fc13028e\n"
 364 "    bl      sub_fc1edfc4\n"
 365 "    cmp     r0, #0\n"
 366 "    bge     loc_fc063118\n"
 367 "    ldr     r0, =0xfc0631b0\n" //  *"dmSetup"
 368 "    bl      sub_fc06316a\n"
 369 "loc_fc063118:\n"
 370 "    bl      sub_fc063964\n"
 371 "    cmp     r0, #0\n"
 372 "    bge     loc_fc063126\n"
 373 "    ldr     r0, =0xfc0631b8\n" //  *"termDriverInit"
 374 "    bl      sub_fc06316a\n"
 375 "loc_fc063126:\n"
 376 "    mov     r0, r4\n"
 377 "    bl      sub_fc0639f2\n"
 378 "    cmp     r0, #0\n"
 379 "    bge     loc_fc063136\n"
 380 "    ldr     r0, =0xfc0631c8\n" //  *"termDeviceCreate"
 381 "    bl      sub_fc06316a\n"
 382 "loc_fc063136:\n"
 383 "    mov     r0, r4\n"
 384 "    bl      sub_fc063314\n"
 385 "    cmp     r0, #0\n"
 386 "    bge     loc_fc063146\n"
 387 "    ldr     r0, =0xfc0631dc\n" //  *"stdioSetup"
 388 "    bl      sub_fc06316a\n"
 389 "loc_fc063146:\n"
 390 "    bl      sub_fc063458\n"
 391 "    cmp     r0, #0\n"
 392 "    bge     loc_fc063154\n"
 393 "    ldr     r0, =0xfc0631e8\n" //  *"stdlibSetup"
 394 "    bl      sub_fc06316a\n"
 395 "loc_fc063154:\n"
 396 "    bl      sub_fc0665ac\n"
 397 "    cmp     r0, #0\n"
 398 "    bge     loc_fc063162\n"
 399 "    ldr     r0, =0xfc0631f4\n" //  *"extlib_setup"
 400 "    bl      sub_fc06316a\n"
 401 "loc_fc063162:\n"
 402 "    pop.w   {r4, lr}\n"
 403 "    b.w     sub_fc0634e2_my\n" // -> continue (taskcreate_startup)
 404 ".ltorg\n"
 405     );
 406 }
 407 
 408 void __attribute__((naked,noinline)) sub_fc0634e2_my() {
 409     asm volatile (
 410 "    push    {r3, lr}\n"
 411 "    bl      sub_fc0635fc\n"
 412 "    bl      sub_fc131324\n"
 413 "    cbnz    r0, loc_fc0634f8\n"
 414 "    bl      sub_fc07803e\n"
 415 "    cbz     r0, loc_fc0634f8\n"
 416 "    movs    r0, #1\n"
 417 "    b       loc_fc0634fa\n"
 418 "loc_fc0634f8:\n"
 419 "    movs    r0, #0\n"
 420 "loc_fc0634fa:\n"
 421 "    bl      sub_fc083cc4\n" //  return 0x1
 422 "    cbnz    r0, loc_fc063506\n"
 423 "    bl      sub_fc0635ea\n"
 424 "loc_fc063504:\n"
 425 "    b       loc_fc063504\n"
 426 "loc_fc063506:\n"
 427 "    blx     sub_fc301c28\n"
 428 "    ldr     r1, =0x0074e000\n"
 429 "    movs    r0, #0\n"
 430 "    bl      sub_fc37a788\n" //  return 0
 431 "    blx     sub_fc30200c\n"
 432 "    movs    r3, #0\n"
 433 "    str     r3, [sp]\n"
 434 "    ldr     r3, =sub_fc06347d_my\n"
 435 "    movs    r2, #0\n"
 436 "    movs    r1, #0x19\n"
 437 "    ldr     r0, =0xfc063534\n" //  *"Startup"
 438 "    blx     sub_fc302204\n"
 439 "    movs    r0, #0\n"
 440 "    pop     {r3, pc}\n"
 441 ".ltorg\n"
 442     );
 443 }
 444 
 445 // task_Startup
 446 void __attribute__((naked,noinline)) sub_fc06347d_my() {
 447     asm volatile (
 448 "    push    {r4, lr}\n"
 449 "    bl      sub_fc131038\n"
 450 "    bl      sub_fc0635c8\n"
 451 //"    bl      sub_fc06375c\n" //  return
 452 "    bl      sub_fc0f41f0\n"
 453 //"    bl      sub_fc0637b2\n"  // - startdiskboot
 454 "  bl      sub_010e16c8\n" // + Switch off SD power
 455 "    bl      sub_fc36dfd6\n"
 456 "    bl      sub_fc0f4348\n"
 457 "    bl      sub_fc0638a4\n"
 458 "    bl      sub_fc0636dc\n"
 459 "    bl      sub_fc0f4222\n"
 460 "    bl      sub_fc1ee778\n"
 461 "    bl      sub_fc0f434e\n"
 462 "  bl      CreateTask_spytask\n"  // +
 463 "    bl      sub_fc083bea_my\n"     // -> taskcreate_physw
 464 "    bl      sub_fc0a9870\n"
 465 "    bl      sub_fc0f4364\n"
 466 "    bl      sub_fc0d2610\n"
 467 "    bl      sub_fc130df0\n"
 468 "    bl      sub_fc1311e2\n"
 469 "    bl      sub_fc0f41a2\n"
 470 "    bl      sub_fc130dac\n"
 471 // "    bl      sub_fc0638a8\n" //  return
 472 "    bl      sub_fc363050\n"
 473 "    bl      sub_fc130d80\n"
 474 "    pop.w   {r4, lr}\n"
 475 //"    b.w     loc_fc13100e\n" // - (not recognized automatically yet, transformed into ldr pc)
 476 "ldr     pc, =0xfc13100f\n"     // + thumb address must be used
 477 ".ltorg\n"
 478     );
 479 }
 480 
 481 //taskcreate_physw
 482 void __attribute__((naked,noinline)) sub_fc083bea_my() {
 483     asm volatile (
 484 "    push    {r3, r4, r5, lr}\n"
 485 "    bl      sub_fc0763a4\n"
 486 "    bl      sub_fc077fbc\n"
 487 "    cbnz    r0, loc_fc083bfa\n"
 488 "    bl      sub_fc076348\n"
 489 "loc_fc083bfa:\n"
 490 "    ldr     r4, =0x000082cc\n"
 491 "    ldr     r0, [r4, #4]\n"
 492 "    cmp     r0, #0\n"
 493 "    bne     loc_fc083c16\n" //  return
 494 "    movs    r3, #0\n"
 495 "    str     r3, [sp]\n"
 496 "    ldr     r3, =mykbd_task\n" //=0xfc083bc5\n"
 497 //"    ldr     r3, =0xfc083bc5\n" // -orig kbd_task
 498 "    movs    r1, #0x17\n"
 499 "    ldr     r0, =0xfc083f2c\n" //  *"PhySw"
 500 "    movw    r2, #0x2000\n"      // original value 0x800
 501 "    blx     sub_fc302314\n"
 502 "    str     r0, [r4, #4]\n"
 503 "loc_fc083c16:\n"
 504 "    pop     {r3, r4, r5, pc}\n"
 505 ".ltorg\n"
 506     );
 507 }
 508 
 509 void __attribute__((naked,noinline)) init_file_modules_task() { //sub_FC0F79A0_my()
 510     asm volatile (
 511 "    push    {r4, r5, r6, lr}\n"
 512 "    bl      sub_fc0f9dec\n"
 513 "    movs    r4, r0\n"
 514 "    movw    r5, #0x5006\n"
 515 "    beq     loc_fc0f79b6\n"
 516 "    movs    r1, #0\n"
 517 "    mov     r0, r5\n"
 518 "    bl      sub_fc37ebd4\n"
 519 "loc_fc0f79b6:\n"
 520 "    bl      sub_fc0f9e16\n"
 521 "    BL      core_spytask_can_start\n" // + CHDK: Set "it's-safe-to-start" flag for spytask
 522 "    cmp     r4, #0\n"
 523 "    bne     loc_fc0f79ca\n" //  return
 524 "    mov     r0, r5\n"
 525 "    pop.w   {r4, r5, r6, lr}\n"
 526 "    movs    r1, #0\n"
 527 "    b.w     sub_fc37ebd4\n"
 528 "loc_fc0f79ca:\n"
 529 "    pop     {r4, r5, r6, pc}\n"
 530 ".ltorg\n"
 531     );
 532 }
 533 
 534 void __attribute__((naked,noinline)) kbd_p2_f_my() { // sub_FC083914
 535     asm volatile(
 536 "    push.w  {r4, r5, r6, r7, r8, lr}\n"
 537 "    ldr     r6, =0x000520ec\n"
 538 "    sub     sp, #0x18\n"
 539 "    add     r7, sp, #8\n"
 540 "    subs    r6, #0xc\n"
 541 "    b       loc_fc083956\n"
 542 "loc_fc083922:\n"
 543 "    ldr     r1, =0x000520ec\n"
 544 "    add     r3, sp, #8\n"
 545 "    ldrb.w  r0, [sp, #4]\n"
 546 "    add     r2, sp, #0x14\n"
 547 "    subs    r1, #0x18\n"
 548 "    bl      sub_fc075420\n"
 549 "    cbnz    r0, loc_fc08393c\n"
 550 "    ldr     r1, [sp, #0x14]\n"
 551 "    movs    r0, #0\n"
 552 "    bl      sub_fc083886\n"
 553 "loc_fc08393c:\n"
 554 "    movs    r0, #2\n"
 555 "loc_fc08393e:\n"
 556 "    ldr.w   r1, [r7, r0, lsl #2]\n"
 557 "    cbz     r1, loc_fc08394e\n"
 558 "    ldr.w   r2, [r6, r0, lsl #2]\n"
 559 "    bics    r2, r1\n"
 560 "    str.w   r2, [r6, r0, lsl #2]\n"
 561 "loc_fc08394e:\n"
 562 "    subs    r0, r0, #1\n"
 563 "    sxtb    r0, r0\n"
 564 "    cmp     r0, #0\n"
 565 "    bge     loc_fc08393e\n"
 566 "loc_fc083956:\n"
 567 "    ldr     r0, =0x000520ec\n"
 568 "    add     r1, sp, #4\n"
 569 "    subs    r0, #0xc\n"
 570 "    bl      sub_fc0750d2\n"
 571 "    cmp     r0, #0\n"
 572 "    bne     loc_fc083922\n"
 573 "    ldr.w   r8, =0x000520ec\n"
 574 "    movs    r4, #0\n"
 575 "loc_fc08396a:\n"
 576 "    movs    r5, #0\n"
 577 "    ldr.w   r0, [r6, r4, lsl #2]\n"
 578 "    ldr.w   r1, [r8, r4, lsl #2]\n"
 579 "    ands    r0, r1\n"
 580 "    str.w   r0, [r6, r4, lsl #2]\n"
 581 "    b       loc_fc0839c2\n"
 582 "loc_fc08397c:\n"
 583 "    lsrs    r0, r5\n"
 584 "    lsls    r0, r0, #0x1f\n"
 585 "    beq     loc_fc0839ba\n"
 586 "    ldr     r1, =0x000520ec\n"
 587 "    add.w   r0, r5, r4, lsl #5\n"
 588 "    add     r3, sp, #8\n"
 589 "    subs    r1, #0x18\n"
 590 "    add     r2, sp, #0x14\n"
 591 "    uxtb    r0, r0\n"
 592 "    bl      sub_fc075420\n"
 593 "    cbnz    r0, loc_fc08399e\n"
 594 "    ldr     r1, [sp, #0x14]\n"
 595 "    movs    r0, #1\n"
 596 "    bl      sub_fc083886\n"
 597 "loc_fc08399e:\n"
 598 "    mov     r0, r4\n"
 599 "    b       loc_fc0839b6\n"
 600 "loc_fc0839a2:\n"
 601 "    ldr.w   r1, [r7, r0, lsl #2]\n"
 602 "    cbz     r1, loc_fc0839b2\n"
 603 "    ldr.w   r2, [r6, r0, lsl #2]\n"
 604 "    bics    r2, r1\n"
 605 "    str.w   r2, [r6, r0, lsl #2]\n"
 606 "loc_fc0839b2:\n"
 607 "    adds    r0, r0, #1\n"
 608 "    sxtb    r0, r0\n"
 609 "loc_fc0839b6:\n"
 610 "    cmp     r0, #3\n"
 611 "    blt     loc_fc0839a2\n"
 612 "loc_fc0839ba:\n"
 613 "    ldr.w   r0, [r6, r4, lsl #2]\n"
 614 "    adds    r5, r5, #1\n"
 615 "    uxtb    r5, r5\n"
 616 "loc_fc0839c2:\n"
 617 "    cmp     r0, #0\n"
 618 "    bne     loc_fc08397c\n"
 619 "    adds    r4, r4, #1\n"
 620 "    sxtb    r4, r4\n"
 621 "    cmp     r4, #3\n"
 622 "    blt     loc_fc08396a\n"
 623 "    bl      sub_fc074e8a_my\n" // ->
 624 "    add     sp, #0x18\n"
 625 "    pop.w   {r4, r5, r6, r7, r8, pc}\n"
 626 ".ltorg\n"
 627     );
 628 }
 629 
 630 void __attribute__((naked,noinline)) sub_fc074e8a_my() {
 631     asm volatile(
 632 "    push    {r4, lr}\n"
 633 "    ldr     r4, =0x00009e6c\n"
 634 "    ldr     r0, [r4, #0x10]\n"
 635 "    bl      sub_fc0765e4\n"
 636 "    ldr     r0, [r4, #0x14]\n"
 637 "    bl      sub_fc07666e\n"
 638 "    bl      sub_fc0766f6\n"
 639 "    bl      sub_fc17b380\n"
 640 "    ldr     r0, [r4, #0x18]\n"
 641 "    bl      sub_fc076500\n"
 642 "    ldr     r0, [r4, #0x1c]\n"
 643 "    bl      sub_fc076500\n"
 644 // "    pop.w   {r4, lr}\n"             // - (reordered below)
 645 // "    b.w     loc_fc076948\n" // - (reordered below)
 646 
 647 "    bl      handle_jogdial\n"  // +
 648 "    cmp     r0, #0\n"          // +
 649 "    beq     no_scroll\n"       // +
 650 "                 b.w     sub_fc076948\n"// handles scrollwheel(s), void function, no args
 651 "no_scroll:\n"                  // +
 652 "    pop     {r4, pc}\n"        // +
 653     );
 654 }
 655 
 656 
 657 long __attribute__((naked,noinline)) wrap_kbd_p1_f() {
 658 
 659 asm volatile(
 660 "    push    {r1, r2, r3, r4, r5, r6, r7, lr}\n"
 661 "    movs    r4, #0\n"
 662 "    bl      my_kbd_read_keys\n"
 663 " kbd_p1_f_cont:\n"
 664 "    ldr     r3, =physw_status\n"
 665 "    movs    r0, #2\n"
 666 "    mov     r5, sp\n"
 667 "    add.w   r6, r3, #0x24\n"
 668 "loc_fc083ebe:\n"
 669 "    add.w   r1, r6, r0, lsl #2\n"
 670 "    ldr.w   r2, [r3, r0, lsl #2]\n"
 671 "    ldr     r7, [r1, #0xc]\n"
 672 "    ldr     r1, [r1, #0x18]\n"
 673 "    and.w   r2, r2, r7\n"
 674 "    eor.w   r2, r2, r1\n"
 675 "    str.w   r2, [r5, r0, lsl #2]\n"
 676 "    subs    r0, r0, #1\n"
 677 "    bpl     loc_fc083ebe\n"
 678 "    ldr     r2, =physw_status\n"
 679 "    mov     r0, sp\n"
 680 "    adds    r2, #0x18\n"
 681 "    sub.w   r1, r2, #0xc\n"
 682 "    bl      sub_fc0839d8_my\n" //kbd_read_keys2\n"
 683 "    ldr     r0, =physw_status\n"
 684 "    adds    r0, #0xc\n"
 685 "    bl      sub_fc074e34\n"
 686 "    cmp     r0, #1\n"
 687 "    bne     loc_fc083ef6\n"
 688 "    movs    r4, #1\n"
 689 "loc_fc083ef6:\n"
 690 "    ldr     r2, =physw_status\n"
 691 "    movs    r0, #2\n"
 692 "    adds    r2, #0x18\n"
 693 "    sub.w   r3, r2, #0xc\n"
 694 "loc_fc083f00:\n"
 695 "    ldr.w   r1, [r2, r0, lsl #2]\n"
 696 "    cbz     r1, loc_fc083f1a\n"
 697 "    ldr.w   r4, [r3, r0, lsl #2]\n"
 698 "    ldr.w   r6, [r5, r0, lsl #2]\n"
 699 "    bics    r4, r1\n"
 700 "    ands    r1, r6\n"
 701 "    orrs    r4, r1\n"
 702 "    str.w   r4, [r3, r0, lsl #2]\n"
 703 "    movs    r4, #1\n"
 704 "loc_fc083f1a:\n"
 705 "    subs    r0, r0, #1\n"
 706 "    bpl     loc_fc083f00\n"
 707 "    mov     r0, r4\n"
 708 "    pop     {r1, r2, r3, r4, r5, r6, r7, pc}\n"
 709 ".ltorg\n"
 710 );
 711 return 0;
 712 }
 713 
 714 void __attribute__((naked,noinline)) sub_fc0839d8_my() {
 715 asm volatile(
 716 "    push.w  {r0, r1, r2, r3, r4, r5, r6, r7, r8, sb, sl, fp, ip, lr}\n"
 717 "    ldr     r7, =0x000520ec\n"
 718 "    mov     r5, r0\n"
 719 "    mov.w   r0, #-1\n"
 720 "    mov     sb, r1\n"
 721 "    str     r0, [sp]\n"
 722 "    movs    r0, #2\n"
 723 "    adds    r7, #0x24\n"
 724 "    mov     r6, r2\n"
 725 "loc_fc0839ee:\n"
 726 "    ldr.w   r1, [r5, r0, lsl #2]\n"
 727 "    ldr.w   r2, [sb, r0, lsl #2]\n"
 728 "    eors    r1, r2\n"
 729 "    add.w   r2, r7, r0, lsl #2\n"
 730 "    ldr.w   r2, [r2, #0xc0]\n"
 731 "    ands    r1, r2\n"
 732 "    str.w   r1, [r6, r0, lsl #2]\n"
 733 "    subs    r0, r0, #1\n"
 734 "    sxtb    r0, r0\n"
 735 "    cmp     r0, #0\n"
 736 "    bge     loc_fc0839ee\n"
 737 "    movs    r0, #2\n"
 738 "loc_fc083a10:\n"
 739 "    ldrh    r1, [r7, #0x30]\n"
 740 "    add.w   r1, r1, r1, lsl #1\n"
 741 "    ldr.w   r2, [r5, r0, lsl #2]\n"
 742 "    add.w   r1, r7, r1, lsl #2\n"
 743 "    add.w   r1, r1, r0, lsl #2\n"
 744 "    subs    r0, r0, #1\n"
 745 "    sxtb    r0, r0\n"
 746 "    cmp     r0, #0\n"
 747 "    str     r2, [r1, #0xc]\n"
 748 "    bge     loc_fc083a10\n"
 749 "    ldrh    r0, [r7, #0x30]\n"
 750 "    mov.w   ip, #0\n"
 751 "    adds    r0, r0, #1\n"
 752 "    cmp     r0, #3\n"
 753 "    blo     loc_fc083a3e\n"
 754 "    strh.w  ip, [r7, #0x30]\n"
 755 "    b       loc_fc083a40\n"
 756 "loc_fc083a3e:\n"
 757 "    strh    r0, [r7, #0x30]\n"
 758 "loc_fc083a40:\n"
 759 "    movs    r0, #2\n"
 760 "loc_fc083a42:\n"
 761 "    movs    r2, #0\n"
 762 "    mov     r1, r2\n"
 763 "loc_fc083a46:\n"
 764 "    add.w   r3, r1, r1, lsl #1\n"
 765 "    adds    r1, r1, #1\n"
 766 "    add.w   r3, r7, r3, lsl #2\n"
 767 "    add.w   r3, r3, r0, lsl #2\n"
 768 "    sxtb    r1, r1\n"
 769 "    ldr     r4, [r3, #0xc]\n"
 770 "    ldr     r3, [r3, #0x18]\n"
 771 "    eors    r4, r3\n"
 772 "    orrs    r2, r4\n"
 773 "    cmp     r1, #2\n"
 774 "    blt     loc_fc083a46\n"
 775 "    ldr.w   r1, [r5, r0, lsl #2]\n"
 776 "    ldr.w   r3, [sb, r0, lsl #2]\n"
 777 "    eors    r1, r3\n"
 778 "    bics    r1, r2\n"
 779 "    ldr.w   r2, [r7, r0, lsl #2]\n"
 780 "    ands    r1, r2\n"
 781 "    ldr.w   r2, [r6, r0, lsl #2]\n"
 782 "    orrs    r1, r2\n"
 783 "    str.w   r1, [r6, r0, lsl #2]\n"
 784 "    subs    r0, r0, #1\n"
 785 "    sxtb    r0, r0\n"
 786 "    cmp     r0, #0\n"
 787 "    bge     loc_fc083a42\n"
 788 "    add.w   sl, sp, #4\n"
 789 "    mov.w   r8, #4\n"
 790 "    mov     fp, ip\n"
 791 "loc_fc083a90:\n"
 792 "    ldr     r3, =0x000520ec\n"
 793 "    movs    r1, #0\n"
 794 "    mov     ip, sl\n"
 795 "    movs    r0, #2\n"
 796 "    rsb     r2, r8, r8, lsl #3\n"
 797 "    adds    r3, #0x24\n"
 798 "    add.w   r4, r3, r2, lsl #2\n"
 799 "loc_fc083aa2:\n"
 800 "    mov     sl, ip\n"
 801 "    add.w   r2, r4, r0, lsl #2\n"
 802 "    str.w   fp, [ip, r0, lsl #2]\n"
 803 "    ldr     r2, [r2, #0x38]\n"
 804 "    cbz     r2, loc_fc083ac2\n"
 805 "    ldr.w   r3, [sb, r0, lsl #2]\n"
 806 "    ldr.w   r7, [r5, r0, lsl #2]\n"
 807 "    eors    r3, r7\n"
 808 "    ands    r3, r2\n"
 809 "    orrs    r1, r3\n"
 810 "    str.w   r3, [sl, r0, lsl #2]\n"
 811 "loc_fc083ac2:\n"
 812 "    subs    r0, r0, #1\n"
 813 "    sxtb    r0, r0\n"
 814 "    cmp     r0, #0\n"
 815 "    bge     loc_fc083aa2\n"
 816 "    cbnz    r1, loc_fc083ad2\n"
 817 "    strb.w  fp, [r4, #0x36]\n"
 818 "    b       loc_fc083b86\n"
 819 "loc_fc083ad2:\n"
 820 "    ldrb.w  r0, [r4, #0x36]\n"
 821 "    cbz     r0, loc_fc083afa\n"
 822 "    movs    r0, #2\n"
 823 "loc_fc083ada:\n"
 824 "    add.w   r1, r4, r0, lsl #2\n"
 825 "    ldr.w   r3, [r5, r0, lsl #2]\n"
 826 "    ldr     r2, [r1, #0x44]\n"
 827 "    ldr     r1, [r1, #0x38]\n"
 828 "    eors    r2, r3\n"
 829 "    tst     r2, r1\n"
 830 "    beq     loc_fc083af2\n"
 831 "    strb.w  fp, [r4, #0x36]\n"
 832 "    b       loc_fc083afa\n"
 833 "loc_fc083af2:\n"
 834 "    subs    r0, r0, #1\n"
 835 "    sxtb    r0, r0\n"
 836 "    cmp     r0, #0\n"
 837 "    bge     loc_fc083ada\n"
 838 "loc_fc083afa:\n"
 839 "    add.w   r4, r4, #0x34\n"
 840 "    ldrb    r0, [r4, #2]\n"
 841 "    add.w   r0, r0, #1\n"
 842 "    strb    r0, [r4, #2]\n"
 843 "    ldrb    r0, [r4], #-0x34\n"
 844 "    lsls    r0, r0, #0x18\n"
 845 "    bpl     loc_fc083b34\n"
 846 "    ldr     r0, [r5]\n"
 847 "    ldr     r1, [r4, #0x38]\n"
 848 "    ldr     r2, [r4, #0x3c]\n"
 849 "    ands    r0, r1\n"
 850 "    ldr     r1, [r5, #4]\n"
 851 "    ands    r1, r2\n"
 852 "    ldr     r2, [r4, #0x40]\n"
 853 "    orrs    r0, r1\n"
 854 "    ldr     r1, [r5, #8]\n"
 855 "    ands    r1, r2\n"
 856 "    orrs    r0, r1\n"
 857 "    ldrb.w  r0, [r4, #0x35]\n"
 858 "    beq     loc_fc083b2e\n"
 859 "    lsrs    r7, r0, #4\n"
 860 "    b       loc_fc083b38\n"
 861 "loc_fc083b2e:\n"
 862 "    and     r7, r0, #0xf\n"
 863 "    b       loc_fc083b38\n"
 864 "loc_fc083b34:\n"
 865 "    ldrsb.w r7, [r4, #0x35]\n"
 866 "loc_fc083b38:\n"
 867 "    cmp     r7, #1\n"
 868 "    bne     loc_fc083b4a\n"
 869 "    ldr     r2, =0x000520ec\n"
 870 "    add.w   r3, r4, #0x34\n"
 871 "    mov     r1, r5\n"
 872 "    mov     r0, sp\n"
 873 "    bl      sub_fc07507e_my\n" //getkbdstate2
 874 "loc_fc083b4a:\n"
 875 "    ldrb.w  r0, [r4, #0x36]\n"
 876 "    cmp     r0, r7\n"
 877 "    blt     loc_fc083b72\n"
 878 "    movs    r0, #2\n"
 879 "    mov     r2, sl\n"
 880 "loc_fc083b56:\n"
 881 "    ldr.w   r1, [r2, r0, lsl #2]\n"
 882 "    cbz     r1, loc_fc083b66\n"
 883 "    ldr.w   r3, [r6, r0, lsl #2]\n"
 884 "    orrs    r3, r1\n"
 885 "    str.w   r3, [r6, r0, lsl #2]\n"
 886 "loc_fc083b66:\n"
 887 "    subs    r0, r0, #1\n"
 888 "    sxtb    r0, r0\n"
 889 "    cmp     r0, #0\n"
 890 "    bge     loc_fc083b56\n"
 891 "    strb.w  fp, [r4, #0x36]\n"
 892 "loc_fc083b72:\n"
 893 "    movs    r0, #2\n"
 894 "loc_fc083b74:\n"
 895 "    add.w   r2, r4, r0, lsl #2\n"
 896 "    ldr.w   r1, [r5, r0, lsl #2]\n"
 897 "    subs    r0, r0, #1\n"
 898 "    sxtb    r0, r0\n"
 899 "    cmp     r0, #0\n"
 900 "    str     r1, [r2, #0x44]\n"
 901 "    bge     loc_fc083b74\n"
 902 "loc_fc083b86:\n"
 903 "    sub.w   r0, r8, #1\n"
 904 "    sxtb.w  r8, r0\n"
 905 "    cmp.w   r8, #0\n"
 906 "    bge.w   loc_fc083a90\n"
 907 "    pop.w   {r0, r1, r2, r3, r4, r5, r6, r7, r8, sb, sl, fp, ip, pc}\n"
 908 ".ltorg\n"
 909 );
 910 }
 911 
 912 
 913 void __attribute__((naked,noinline)) sub_fc07507e_my() {
 914 
 915 extern long kbd_mod_state[];
 916 (void)kbd_mod_state;
 917 asm volatile(
 918 "    push    {r4, r5, r6, r7, r8, lr}\n"
 919 "    ldr     r4, [r0]\n"
 920 "    adds    r4, r4, #1\n"
 921 "    bne     loc_fc075090\n"
 922 "    ldr     r4, =0xd20bf4a0\n"
 923 "    ldr     r4, [r4]\n"
 924 "    ldr     r5, =0x00043ff9\n"
 925 "ldr     r8, =kbd_mod_state\n" // +++
 926 "ldr     r8, [r8,#4]\n"        // +++
 927 "ands    r4, r8\n"             // +++
 928 "    ands    r4, r5\n"
 929 "    str     r4, [r0]\n"
 930 "loc_fc075090:\n"
 931 "    movs    r4, #2\n"
 932 "loc_fc075092:\n"
 933 "    add.w   r5, r3, r4, lsl #2\n"
 934 "    ldr     r5, [r5, #4]\n"
 935 "    cbnz    r5, loc_fc07509e\n"
 936 "    subs    r4, r4, #1\n"
 937 "    bpl     loc_fc075092\n"
 938 "loc_fc07509e:\n"
 939 "    ldr     r5, [r0]\n"
 940 "    add.w   r0, r2, r4, lsl #2\n"
 941 "    add.w   r7, r3, r4, lsl #2\n"
 942 "    ldr     r2, [r0, #0xc]\n"
 943 "    ldr     r0, [r0, #0x18]\n"
 944 "    ands    r5, r2\n"
 945 "    ldr.w   r2, [r1, r4, lsl #2]\n"
 946 "    eors    r5, r0\n"
 947 "    ldr     r0, [r7, #4]\n"
 948 "    ands    r5, r0\n"
 949 "    and.w   r6, r2, r0\n"
 950 "    cmp     r6, r5\n"
 951 "    beq     loc_fc0750d0\n" //  return
 952 "    ldr     r5, [r7, #0x10]\n"
 953 "    bics    r2, r0\n"
 954 "    ands    r5, r0\n"
 955 "    orrs    r2, r5\n"
 956 "    str.w   r2, [r1, r4, lsl #2]\n"
 957 "    movs    r0, #0\n"
 958 "    strb    r0, [r3, #2]\n"
 959 "loc_fc0750d0:\n"
 960 "    pop     {r4, r5, r6, r7, r8, pc}\n"
 961 ".ltorg\n"
 962 );
 963 }
 964 
 965 void agent_orange(){
 966 *(int*)0xd20b0810  = 0x4d0002;   // Orange Led = on
 967 }
 968 

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