root/platform/a420/sub/100b/movie_rec.c

/* [<][>][^][v][top][bottom][index][help] */

DEFINITIONS

This source file includes following definitions.
  1. change_video_tables
  2. movie_record_task
  3. sub_FFD1C3E4_my
  4. sub_FFD1DB90_my
  5. sub_FFD1CF50_my
  6. sub_FFD1BFD4_my
  7. sub_FFD1D24C_my

   1 #include "conf.h"
   2 
   3 #undef LIFTEDMLIMIT_A420 //movie time limit in hours (1, 2, 3), the limit is one hour when this is undefined
   4 #ifdef LIFTEDMLIMIT_A420
   5 int liftedmlimit_a420 = LIFTEDMLIMIT_A420;
   6 #if (LIFTEDMLIMIT_A420 !=  1) && (LIFTEDMLIMIT_A420 != 2) && (LIFTEDMLIMIT_A420 != 3)
   7 #error movie time limit is incorrect
   8 #endif
   9 #endif
  10 
  11 //adapted from A530
  12 int *video_quality = &conf.video_quality;
  13 int *video_mode    = &conf.video_mode;
  14 
  15 long def_table1[9]={0x2000,0x38D,0x788,0x5800,0x9C5,0x14B8,0x10000,0x1C6A,0x3C45};
  16 long def_table2[9]={0x1CCD,-0x2E1,-0x579,0x4F33,-0x7EB,-0xF0C,0xE666,-0x170A,-0x2BC6};
  17 
  18 long table1[9], table2[9];
  19 
  20 void change_video_tables(int a, int b){
  21  int i;
  22  for (i=0;i<9;i++) {table1[i]=(def_table1[i]*a)/b; table2[i]=(def_table2[i]*a)/b;}
  23 }
  24 
  25 long CompressionRateTable[]={0x60, 0x5D, 0x5A, 0x57, 0x54, 0x51, 0x4D, 0x48, 0x42, 0x3B, 0x32, 0x29, 0x22, 0x1D, 0x17, 0x14, 0x10, 0xE, 0xB, 9, 7, 6, 5, 4, 3, 2, 1};
  26 
  27 
  28 void __attribute__((naked,noinline)) movie_record_task(){
  29         asm volatile(
  30 "                 STMFD   SP!, {R4,LR}\n"
  31 "                 SUB     SP, SP, #4\n"
  32 "                 MOV     R4, SP\n"
  33 "                 B       loc_FFD1BD84\n"
  34 " loc_FFD1BCE0:\n"
  35 "                 LDR     R3, =0x72060\n"
  36 "                 LDR     R2, [R3]\n"
  37 "                 CMP     R2, #0\n"
  38 "                 BNE     loc_FFD1BD70\n"
  39 "                 SUB     R3, R12, #2\n"
  40 "                 CMP     R3, #9\n"
  41 "                 LDRLS   PC, [PC,R3,LSL#2]\n"
  42 "                 B       loc_FFD1BD70\n"
  43 "                 .long loc_FFD1BD30\n"
  44 "                 .long loc_FFD1BD48\n"
  45 "                 .long loc_FFD1BD50\n"
  46 "                 .long loc_FFD1BD58\n"
  47 "                 .long loc_FFD1BD38\n"
  48 "                 .long loc_FFD1BD60\n"
  49 "                 .long loc_FFD1BD40\n"
  50 "                 .long loc_FFD1BD70\n"
  51 "                 .long loc_FFD1BD68\n"
  52 "                 .long loc_FFD1BD28\n"
  53 " loc_FFD1BD28:\n"
  54 "                 BL      sub_FFD1BE20\n"
  55 "                 B       loc_FFD1BD6C\n"
  56 " loc_FFD1BD30:\n"
  57 "                 BL      unlock_optical_zoom\n"
  58 "                 BL      sub_FFD1BFD4_my\n" //to movie time limit mod
  59 "                 B       loc_FFD1BD6C\n"
  60 " loc_FFD1BD38:\n"
  61 "                 BL      sub_FFD1C3E4_my\n"
  62 "                 B       loc_FFD1BD6C\n"
  63 " loc_FFD1BD40:\n"
  64 "                 BL      sub_FFD1C8C4\n"
  65 "                 B       loc_FFD1BD6C\n"
  66 " loc_FFD1BD48:\n"
  67 "                 BL      sub_FFD1C6E0\n"
  68 "                 B       loc_FFD1BD6C\n"
  69 " loc_FFD1BD50:\n"
  70 "                 BL      sub_FFD1CA30\n"
  71 "                 B       loc_FFD1BD6C\n"
  72 " loc_FFD1BD58:\n"
  73 "                 BL      sub_FFD1CBF4\n"
  74 "                 B       loc_FFD1BD6C\n"
  75 " loc_FFD1BD60:\n"
  76 "                 BL      sub_FFD1C94C\n"
  77 "                 B       loc_FFD1BD6C\n"
  78 " loc_FFD1BD68:\n"
  79 "                 BL      sub_FFD1C730\n"
  80 " loc_FFD1BD6C:\n"
  81 "                 LDR     R1, [SP]\n"
  82 " loc_FFD1BD70:\n"
  83 "                 LDR     R3, =0x71F94\n"
  84 "                 MOV     R2, #0\n"
  85 "                 STR     R2, [R1]\n"
  86 "                 LDR     R0, [R3]\n"
  87 "                 BL      sub_FFC104DC\n"
  88 " loc_FFD1BD84:\n"
  89 "                 LDR     R3, =0x71F90\n"
  90 "                 MOV     R1, R4\n"
  91 "                 LDR     R0, [R3]\n"
  92 "                 MOV     R2, #0\n"
  93 "                 BL      sub_FFC100C4\n"
  94 "                 LDR     R0, [SP]\n"
  95 "                 LDR     R12, [R0]\n"
  96 "                 CMP     R12, #0xC\n"
  97 "                 MOV     R1, R0\n"
  98 "                 BNE     loc_FFD1BCE0\n"
  99 "                 LDR     R3, =0x71F8C\n"
 100 "                 LDR     R0, [R3]\n"
 101 "                 BL      sub_FFC10E58\n"
 102 "                 BL      sub_FFC11620\n"
 103 "                 ADD     SP, SP, #4\n"
 104 "                 LDMFD   SP!, {R4,PC}\n"
 105         );
 106 }
 107 
 108 void __attribute__((naked,noinline)) sub_FFD1C3E4_my(){
 109         asm volatile(
 110 "                 STMFD   SP!, {R4-R11,LR}\n"
 111 "                 LDR     R5, =0x7207C\n"
 112 "                 SUB     SP, SP, #0x34\n"
 113 "                 LDR     R3, [R5]\n"
 114 "                 CMP     R3, #3\n"
 115 "                 MOV     R4, R0\n"
 116 "                 MOVEQ   R3, #4\n"
 117 "                 STREQ   R3, [R5]\n"
 118 "                 LDR     R3, =0x7212C\n"
 119 "                 MOV     LR, PC\n"
 120 "                 LDR     PC, [R3]\n"
 121 "                 LDR     R2, [R5]\n"
 122 "                 CMP     R2, #4\n"
 123 "                 BNE     loc_FFD1C5FC\n"
 124 "                 ADD     R0, SP, #0x58-0x28\n"
 125 "                 ADD     R1, SP, #0x58-0x2C\n"
 126 "                 ADD     R2, SP, #0x58-0x30\n"
 127 "                 ADD     R3, SP, #0x58-0x34\n"
 128 "                 BL      sub_FFD1DB90_my\n"
 129 "                 CMP     R0, #0\n"
 130 "                 BNE     loc_FFD1C460\n"
 131 "                 LDR     R3, =0x72068\n"
 132 "                 LDR     R2, [R3]\n"
 133 "                 CMP     R2, #1\n"
 134 "                 BNE     loc_FFD1C474\n"
 135 "                 LDR     R2, =0x720C0\n"
 136 "                 LDR     R1, =0x72094\n"
 137 "                 LDR     R12, [R2]\n"
 138 "                 LDR     R3, [R1]\n"
 139 "                 CMP     R12, R3\n"
 140 "                 BCC     loc_FFD1C474\n"
 141 " loc_FFD1C460:\n"
 142 "                 BL      sub_FFD1C658\n"
 143 "                 BL      sub_FFD1C858\n"
 144 "                 MOV     R3, #5\n"
 145 "                 STR     R3, [R5]\n"
 146 "                 B       loc_FFD1C5FC\n"
 147 " loc_FFD1C474:\n"
 148 "                 LDR     R12, =0x720C8\n"
 149 "                 LDR     R11, =0x720D4\n"
 150 "                 LDMIB   R4, {R0-R2}\n"
 151 "                 LDR     R10, [R12]\n"
 152 "                 LDR     R7, [R11]\n"
 153 "                 LDR     R4, [SP,#0x58-0x2C]\n"
 154 "                 LDR     R5, [SP,#0x58-0x30]\n"
 155 "                 LDR     R6, [SP,#0x58-0x34]\n"
 156 "                 LDR     R8, =0x7206C\n"
 157 "                 LDR     R3, [SP,#0x58-0x28]\n"
 158 "                 ADD     R12, SP, #0x58-0x38\n"
 159 "                 ADD     LR, SP, #0x58-0x3C\n"
 160 "                 MOV     R9, #1\n"
 161 "                 STMEA   SP, {R4-R6,R12}\n"
 162 "                 STR     R10, [SP,#0x58-0x48]\n"
 163 "                 STR     R7, [SP,#0x58-0x44]\n"
 164 "                 STR     LR, [SP,#0x58-0x40]\n"
 165 "                 STR     R9, [R8]\n"
 166 "                 BL      sub_FFC80EE4\n" //encode video frame!
 167 "                 LDR     R3, =0x71F84\n"
 168 "                 MOV     R1, #0x3E8\n"
 169 "                 LDR     R0, [R3]\n"
 170 "                 BL      sub_FFC10C70\n"
 171 "                 CMP     R0, #9\n"
 172 "                 BNE     loc_FFD1C4E8\n"
 173 "                 BL      sub_FFD1E3A0\n"
 174 "                 LDR     R3, =0x7207C\n"
 175 "                 LDR     R0, =0xffd1c3cc\n" //jpegtimeout
 176 "                 B       loc_FFD1C500\n"
 177 " loc_FFD1C4E8:\n"
 178 "                 LDR     R6, [SP,#0x58-0x3C]\n"
 179 "                 CMP     R6, #0\n"
 180 "                 BEQ     loc_FFD1C50C\n"
 181 "                 BL      sub_FFD1E3A0\n"
 182 "                 LDR     R3, =0x7207C\n"
 183 "                 LDR     R0, =0xffd1c3d8\n" //jpegiceerror
 184 " loc_FFD1C500:\n"
 185 "                 STR     R9, [R3]\n"
 186 "                 BL      sub_FFD306E8\n"
 187 "                 B       loc_FFD1C5FC\n"
 188 " loc_FFD1C50C:\n"
 189 "                 BL      sub_FFC81050\n"
 190 "                 LDR     R7, =0x720C0\n"
 191 "                 LDR     R0, [SP,#0x58-0x28]\n"
 192 "                 LDR     R1, [SP,#0x58-0x38]\n"
 193 "                 BL      sub_FFD1E0C4\n"
 194 "                 LDR     R3, [R7]\n"
 195 "                 LDR     R2, =0x720A8\n"
 196 "                 ADD     R3, R3, #1\n"
 197 "                 LDR     R1, [R2]\n"
 198 "                 MOV     R0, R3\n"
 199 "                 STR     R3, [R7]\n"
 200 "                 BL      sub_FFE96D9C\n"
 201 "                 CMP     R0, #0\n"
 202 "                 BNE     loc_FFD1C580\n"
 203 "                 LDR     R4, =0x72140\n"
 204 "                 LDR     R3, [R4]\n"
 205 "                 LDR     R2, =0x7208C\n"
 206 "                 LDR     R5, =0x72138\n"
 207 "                 AND     R3, R3, #1\n"
 208 "                 LDR     R0, [R5,R3,LSL#2]\n"
 209 "                 LDR     R1, [R2]\n"
 210 "                 BL      sub_FFD1DAD8\n"
 211 "                 LDR     R0, [R4]\n"
 212 "                 AND     R0, R0, #1\n"
 213 "                 ADD     R0, R5, R0,LSL#2\n"
 214 "                 BL      sub_FFD1DA84\n"
 215 "                 LDR     R3, [R4]\n"
 216 "                 ADD     R3, R3, #1\n"
 217 "                 STR     R3, [R4]\n"
 218 " loc_FFD1C580:\n"
 219 "                 LDR     R0, [SP,#0x58-0x38]\n"
 220 "                 MOV     R1, R11\n"
 221 "                 MOV     R2, R6\n"
 222 "                 BL      sub_FFD1CF50_my\n"
 223 "                 LDR     R3, =0x720E0\n"
 224 "                 LDR     R1, [R7]\n"
 225 "                 LDR     R2, [R3]\n"
 226 "                 LDR     R12, =0x720DC\n"
 227 "                 MUL     R0, R2, R1\n"
 228 "                 LDR     R1, [R12]\n"
 229 "                 BL      sub_FFE9670C\n"
 230 "                 LDR     R7, =0x720D8\n"
 231 "                 LDR     R3, [R7]\n"
 232 "                 MOV     R4, R0\n"
 233 "                 CMP     R3, R4\n"
 234 "                 BNE     loc_FFD1C5D4\n"
 235 "                 LDR     R5, =0x72070\n"
 236 "                 LDR     R3, [R5]\n"
 237 "                 CMP     R3, #1\n"
 238 "                 BNE     loc_FFD1C5F0\n"
 239 "                 B       loc_FFD1C5D8\n"
 240 " loc_FFD1C5D4:\n"
 241 "                 LDR     R5, =0x72070\n"
 242 " loc_FFD1C5D8:\n"
 243 "                 LDR     R3, =0x72110\n"
 244 "                 MOV     R0, R4\n"
 245 "                 MOV     LR, PC\n"
 246 "                 LDR     PC, [R3]\n"
 247 "                 STR     R6, [R5]\n"
 248 "                 STR     R4, [R7]\n"
 249 " loc_FFD1C5F0:\n"
 250 "                 LDR     R2, =0x7206C\n"
 251 "                 MOV     R3, #0\n"
 252 "                 STR     R3, [R2]\n"
 253 " loc_FFD1C5FC:\n"
 254 "                 ADD     SP, SP, #0x34\n"
 255 "                 LDMFD   SP!, {R4-R11,PC}\n"
 256         );
 257 }
 258 
 259 void __attribute__((naked,noinline)) sub_FFD1DB90_my(){
 260         asm volatile(
 261 "                 STMFD   SP!, {R4-R11,LR}\n"
 262 "                 LDR     R5, =0x723E4\n"
 263 "                 SUB     SP, SP, #0x14\n"
 264 "                 LDR     LR, [R5]\n"
 265 "                 LDR     R12, =0x723FC\n" //frame num limit
 266 "                 ADD     LR, LR, #1\n"
 267 "                 LDR     R4, [R12]\n"
 268 "                 STR     LR, [R5]\n"
 269 "                 LDR     R12, =0x7247C\n"
 270 "                 STR     R0, [SP,#0x38-0x28]\n"
 271 "                 STR     R1, [SP,#0x38-0x2C]\n"
 272 "                 STR     R2, [SP,#0x38-0x30]\n"
 273 "                 STR     R3, [SP,#0x38-0x34]\n"
 274 "                 CMP     LR, R4\n"
 275 "                 LDR     R11, [R12]\n"
 276 "                 MOVHI   R0, #0x80000001\n"
 277 "                 BHI     loc_FFD1E078\n"
 278 "                 LDR     R3, =0x72460\n"
 279 "                 MOV     R0, LR\n"
 280 "                 LDR     R1, [R3]\n"
 281 "                 BL      sub_FFE96D9C\n"
 282 "                 CMP     R0, #1\n"
 283 "                 BNE     loc_FFD1DDB0\n"
 284 "                 LDR     R0, =0x72484\n"
 285 "                 LDR     R1, =0x723D0\n"
 286 "                 LDR     R3, [R0]\n"
 287 "                 LDR     R2, [R1]\n"
 288 "                 CMP     R3, R2\n"
 289 "                 LDREQ   R3, =0x72480\n"
 290 "                 LDREQ   R5, [R3]\n"
 291 "                 MOVNE   R5, R2\n"
 292 "                 LDR     R3, =0x723E4\n"
 293 "                 LDR     R2, =0x72460\n"
 294 "                 LDR     R0, [R3]\n"
 295 "                 LDR     R1, [R2]\n"
 296 "                 BL      sub_FFE9670C\n"
 297 "                 LDR     R3, =0x723D8\n"
 298 "                 ADD     R0, R0, #1\n"
 299 "                 AND     R0, R0, #1\n"
 300 "                 STR     R5, [R3,R0,LSL#2]\n"
 301 "                 LDR     R3, =0x723CC\n"
 302 "                 LDR     R2, [R3]\n"
 303 "                 CMP     R5, R2\n"
 304 "                 BHI     loc_FFD1DC60\n"
 305 "                 LDR     R4, =0x7241C\n"
 306 "                 LDR     R3, [R4]\n"
 307 "                 ADD     R3, R5, R3\n"
 308 "                 ADD     R3, R3, #8\n"
 309 "                 CMP     R2, R3\n"
 310 "                 BCS     loc_FFD1DC64\n"
 311 " loc_FFD1DC58:\n"
 312 "                 MOV     R0, #0x80000003\n"
 313 "                 B       loc_FFD1E078\n"
 314 " loc_FFD1DC60:\n"
 315 "                 LDR     R4, =0x7241C\n"
 316 " loc_FFD1DC64:\n"
 317 "                 LDR     R3, [R4]\n"
 318 "                 LDR     R2, =0x72484\n"
 319 "                 ADD     R1, R5, R3\n"
 320 "                 LDR     R3, [R2]\n"
 321 "                 ADD     R2, R1, #8\n"
 322 "                 CMP     R2, R3\n"
 323 "                 BLS     loc_FFD1DCB0\n"
 324 "                 LDR     R2, =0x72480\n"
 325 "                 LDR     R0, =0x723CC\n"
 326 "                 RSB     R3, R3, R1\n"
 327 "                 LDR     R1, [R2]\n"
 328 "                 ADD     R3, R3, #8\n"
 329 "                 LDR     R2, [R0]\n"
 330 "                 ADD     R1, R1, R3\n"
 331 "                 CMP     R2, R1\n"
 332 "                 BCC     loc_FFD1DC58\n"
 333 "                 LDR     R3, =0x723D0\n"
 334 "                 STR     R1, [R3]\n"
 335 "                 B       loc_FFD1DCB8\n"
 336 " loc_FFD1DCB0:\n"
 337 "                 LDR     R3, =0x723D0\n"
 338 "                 STR     R2, [R3]\n"
 339 " loc_FFD1DCB8:\n"
 340 "                 LDR     R3, [R4]\n"
 341 "                 LDR     R12, =0x72430\n"
 342 "                 ADD     R3, R3, #0x18\n"
 343 "                 LDR     R2, [R12,#4]\n"
 344 "                 MOV     R0, R3\n"
 345 "                 MOV     R1, #0\n"
 346 "                 CMP     R1, R2\n"
 347 "                 BHI     loc_FFD1DEFC\n"
 348 "                 BNE     loc_FFD1DCE8\n"
 349 "                 LDR     R3, [R12]\n"
 350 "                 CMP     R0, R3\n"
 351 "                 BHI     loc_FFD1DEFC\n"
 352 " loc_FFD1DCE8:\n"
 353 "                 LDR     R4, [R4]\n"
 354 "                 LDR     LR, =0x72438\n"
 355 "                 STR     R4, [SP,#0x38-0x38]\n"
 356 "                 LDR     R12, =0x72430\n"
 357 "                 LDR     R3, =0x723E4\n"
 358 "                 LDMIA   LR, {R7,R8}\n"
 359 "                 LDMIA   R12, {R5,R6}\n"
 360 "                 LDR     R10, [R3]\n"
 361 "                 LDR     R2, =0x72460\n"
 362 "                 MOV     R3, R4\n"
 363 "                 MOV     R4, #0\n"
 364 "                 ADDS    R7, R7, R3\n"
 365 "                 ADC     R8, R8, R4\n"
 366 "                 LDR     R9, [R2]\n"
 367 "                 SUBS    R5, R5, R3\n"
 368 "                 SBC     R6, R6, R4\n"
 369 "                 MOV     R2, #0xFFFFFFFF\n"
 370 "                 MOV     R1, #0xFFFFFFE8\n"
 371 "                 ADDS    R5, R5, R1\n"
 372 "                 MOV     R4, #0\n"
 373 "                 MOV     R3, #0x18\n"
 374 "                 ADC     R6, R6, R2\n"
 375 "                 ADDS    R7, R7, R3\n"
 376 "                 ADC     R8, R8, R4\n"
 377 "                 STMIA   R12, {R5,R6}\n"
 378 "                 SUB     R0, R10, #1\n"
 379 "                 MOV     R1, R9\n"
 380 "                 STMIA   LR, {R7,R8}\n"
 381 "                 BL      sub_FFE9670C\n"
 382 "                 CMP     R10, #1\n"
 383 "                 MLA     R0, R9, R0, R0\n"
 384 "                 BEQ     loc_FFD1DDB0\n"
 385 "                 SUB     R3, R0, #1\n"
 386 "                 MOV     R3, R3,LSL#4\n"
 387 "                 ADD     R4, R11, #0x10\n"
 388 "                 ADD     R5, R11, #0x14\n"
 389 "                 LDR     R1, [R5,R3]\n"
 390 "                 LDR     R2, [R4,R3]\n"
 391 "                 LDR     LR, =0x62773130\n"
 392 "                 ADD     R2, R2, R1\n"
 393 "                 MOV     R3, R0,LSL#4\n"
 394 "                 ADD     R2, R2, #8\n"
 395 "                 MOV     R0, #0\n"
 396 "                 ADD     R12, R11, #0xC\n"
 397 "                 ADD     R1, R11, #8\n"
 398 "                 STR     LR, [R1,R3]\n"
 399 "                 STR     R0, [R12,R3]\n"
 400 "                 STR     R2, [R4,R3]\n"
 401 "                 LDR     R0, [SP,#0x38-0x38]\n"
 402 "                 STR     R0, [R5,R3]\n"
 403 " loc_FFD1DDB0:\n"
 404 "                 LDR     R2, =0x723D0\n"
 405 "                 LDR     R3, =0x72484\n"
 406 "                 LDR     R1, [R2]\n"
 407 "                 LDR     R0, [R3]\n"
 408 "                 ADD     R3, R1, #9\n"
 409 "                 CMP     R3, R0\n"
 410 "                 BLS     loc_FFD1DDEC\n"
 411 "                 LDR     R2, =0x72480\n"
 412 "                 LDR     R3, [R2]\n"
 413 "                 ADD     R3, R3, R1\n"
 414 "                 RSB     R3, R0, R3\n"
 415 "                 LDR     R0, [SP,#0x38-0x28]\n"
 416 "                 ADD     R3, R3, #8\n"
 417 "                 STR     R3, [R0]\n"
 418 "                 B       loc_FFD1DDF8\n"
 419 " loc_FFD1DDEC:\n"
 420 "                 ADD     R3, R1, #8\n"
 421 "                 LDR     R1, [SP,#0x38-0x28]\n"
 422 "                 STR     R3, [R1]\n"
 423 " loc_FFD1DDF8:\n"
 424 "                 LDR     R2, [SP,#0x38-0x28]\n"
 425 "                 LDR     R1, =0x7242C\n"
 426 "                 LDR     R3, =0x72484\n"
 427 "                 LDR     R12, [R2]\n"
 428 "                 LDR     R2, [R1]\n"
 429 "                 LDR     R0, [R3]\n"
 430 "                 ADD     R3, R12, R2\n"
 431 "                 CMP     R3, R0\n"
 432 "                 BLS     loc_FFD1DE4C\n"
 433 "                 LDR     R2, [SP,#0x38-0x2C]\n"
 434 "                 RSB     R0, R12, R0\n"
 435 "                 STR     R0, [R2]\n"
 436 "                 LDR     R2, =0x72480\n"
 437 "                 LDR     R3, [R1]\n"
 438 "                 LDR     R1, [R2]\n"
 439 "                 RSB     R3, R0, R3\n"
 440 "                 LDR     R0, [SP,#0x38-0x30]\n"
 441 "                 STR     R1, [R0]\n"
 442 "                 LDR     R1, [SP,#0x38-0x34]\n"
 443 "                 STR     R3, [R1]\n"
 444 "                 B       loc_FFD1DE68\n"
 445 " loc_FFD1DE4C:\n"
 446 "                 LDR     R0, [SP,#0x38-0x2C]\n"
 447 "                 STR     R2, [R0]\n"
 448 "                 LDR     R1, [SP,#0x38-0x34]\n"
 449 "                 MOV     R3, #0\n"
 450 "                 STR     R3, [R1]\n"
 451 "                 LDR     R2, [SP,#0x38-0x30]\n"
 452 "                 STR     R3, [R2]\n"
 453 " loc_FFD1DE68:\n"
 454 "                 LDR     R0, =0x723D0\n"
 455 "                 LDR     R1, =0x723CC\n"
 456 "                 LDR     R3, [R0]\n"
 457 "                 LDR     R2, [R1]\n"
 458 "                 CMP     R3, R2\n"
 459 "                 BHI     loc_FFD1DE94\n"
 460 "                 LDR     R0, [SP,#0x38-0x2C]\n"
 461 "                 LDR     R3, [R0]\n"
 462 "                 ADD     R3, R12, R3\n"
 463 "                 CMP     R2, R3\n"
 464 "                 BCC     loc_FFD1DC58\n"
 465 " loc_FFD1DE94:\n"
 466 "                 LDR     R1, [SP,#0x38-0x30]\n"
 467 "                 LDR     R2, [R1]\n"
 468 "                 CMP     R2, #0\n"
 469 "                 BEQ     loc_FFD1DEC8\n"
 470 "                 LDR     R3, =0x723CC\n"
 471 "                 LDR     R1, [R3]\n"
 472 "                 CMP     R2, R1\n"
 473 "                 BHI     loc_FFD1DEC8\n"
 474 "                 LDR     R0, [SP,#0x38-0x34]\n"
 475 "                 LDR     R3, [R0]\n"
 476 "                 ADD     R3, R2, R3\n"
 477 "                 CMP     R1, R3\n"
 478 "                 BCC     loc_FFD1DC58\n"
 479 " loc_FFD1DEC8:\n"
 480 "                 LDR     R3, =0x7242C\n"
 481 "                 LDR     R0, =0x72430\n"
 482 "                 LDR     R2, [R3]\n"
 483 "                 LDR     R3, [R0,#4]\n"
 484 "                 ADD     R2, R2, #0x18\n"
 485 "                 MOV     R1, R2\n"
 486 "                 MOV     R2, #0\n"
 487 "                 CMP     R2, R3\n"
 488 "                 BHI     loc_FFD1DEFC\n"
 489 "                 BNE     loc_FFD1DF04\n"
 490 "                 LDR     R3, [R0]\n"
 491 "                 CMP     R1, R3\n"
 492 "                 BLS     loc_FFD1DF04\n"
 493 " loc_FFD1DEFC:\n"
 494 "                 MOV     R0, #0x80000005\n"
 495 "                 B       loc_FFD1E078\n"
 496 " loc_FFD1DF04:\n"
 497 "                 LDR     R1, =0x72414\n"
 498 "                 LDR     R0, =0x72460\n"
 499 "                 LDR     R3, [R1]\n"
 500 "                 LDR     R2, [R0]\n"
 501 "                 ADD     R3, R3, R2,LSL#4\n"
 502 "                 ADD     R3, R3, R3,LSL#2\n"
 503 "                 LDR     R12, =0x72430\n"
 504 "                 MOV     R3, R3,LSL#1\n"
 505 "                 ADD     R3, R3, #0xA0\n"
 506 "                 LDR     R2, [R12,#4]\n"
 507 "                 MOV     R0, R3\n"
 508 "                 MOV     R1, #0\n"
 509 "                 CMP     R1, R2\n"
 510 "                 BHI     loc_FFD1DF4C\n"
 511 "                 BNE     loc_FFD1DF70\n"
 512 "                 LDR     R3, [R12]\n"
 513 "                 CMP     R0, R3\n"
 514 "                 BLS     loc_FFD1DF70\n"
 515 " loc_FFD1DF4C:\n"
 516 "                 LDR     R4, =0x72448\n"
 517 "                 LDR     R1, [R4]\n"
 518 "                 CMP     R1, #0\n"
 519 "                 BNE     loc_FFD1DF70\n"
 520 "                 MOV     R0, #0x3140\n" //3148
 521 "                 ADD     R0, R0, #0x8\n"
 522 "                 BL      sub_FFD34A8C\n"
 523 "                 MOV     R3, #1\n"
 524 "                 STR     R3, [R4]\n"
 525 " loc_FFD1DF70:\n"
 526 "                 LDR     R1, =0x72414\n"
 527 "                 LDR     R0, =0x72460\n"
 528 "                 LDR     R2, [R1]\n"
 529 "                 LDR     R3, [R0]\n"
 530 "                 LDR     R0, =0x72438\n"
 531 "                 ADD     R2, R2, R3,LSL#4\n"
 532 "                 MOV     R3, #0xFFFFFF60\n"
 533 "                 ADD     R2, R2, R2,LSL#2\n"
 534 "                 ADD     R3, R3, #0x40000000\n"
 535 "                 SUB     R3, R3, R2,LSL#1\n"
 536 "                 LDR     R1, [R0,#4]\n"
 537 "                 MOV     R4, R3\n"
 538 "                 MOV     R5, #0\n"
 539 "                 CMP     R1, R5\n"
 540 "                 BHI     loc_FFD1DFBC\n"
 541 "                 BNE     loc_FFD1DFE0\n"
 542 "                 LDR     R3, [R0]\n"
 543 "                 CMP     R3, R4\n"
 544 "                 BLS     loc_FFD1DFE0\n"
 545 " loc_FFD1DFBC:\n"
 546 "                 LDR     R4, =0x72448\n"
 547 "                 LDR     R1, [R4]\n"
 548 "                 CMP     R1, #0\n"
 549 "                 BNE     loc_FFD1DFE0\n"
 550 "                 MOV     R0, #0x3140\n" //3148
 551 "                 ADD     R0, R0, #0x8\n"
 552 "                 BL      sub_FFD34A8C\n"
 553 "                 MOV     R3, #1\n"
 554 "                 STR     R3, [R4]\n"
 555 " loc_FFD1DFE0:\n"
 556 "                 LDR     R3, =0x72460\n"
 557 "                 LDR     R0, =0x723FC\n"
 558 "                 LDR     R2, [R3]\n"
 559 "                 LDR     R12, =0x723E4\n"
 560 "                 LDR     R1, [R0]\n"
 561 "                 ADD     R3, R2, R2,LSL#2\n"
 562 "                 ADD     R2, R2, R3,LSL#1\n"
 563 "                 LDR     R0, [R12]\n"
 564 "                 RSB     R1, R2, R1\n"
 565 "                 CMP     R0, R1\n"
 566 "                 BLS     loc_FFD1E030\n"
 567 "                 LDR     R4, =0x72448\n"
 568 "                 LDR     R1, [R4]\n"
 569 "                 CMP     R1, #0\n"
 570 "                 BNE     loc_FFD1E030\n"
 571 "                 MOV     R0, #0x3140\n" //3148
 572 "                 ADD     R0, R0, #0x8\n"
 573 "                 BL      sub_FFD34A8C\n"
 574 "                 MOV     R3, #1\n"
 575 "                 STR     R3, [R4]\n"
 576 " loc_FFD1E030:\n"
 577 "                 LDR     R3, =0x72438\n"
 578 "                 LDR     R12, =0x7242C\n"
 579 "                 LDMIA   R3, {R1,R2}\n"
 580 "                 LDR     R0, [R12]\n"
 581 "                 MOV     R4, #0\n"
 582 "                 MOV     R3, #0x18\n"
 583 "                 ADDS    R1, R1, R0\n"
 584 "                 ADC     R2, R2, #0\n"
 585 "                 ADDS    R1, R1, R3\n"
 586 "                 ADC     R2, R2, R4\n"
 587 "                 CMP     R2, #0\n"
 588 "                 BHI     loc_FFD1E06C\n"
 589 "                 BNE     loc_FFD1E074\n"
 590 "                 CMP     R1, #0x40000000\n"
 591 "                 B       loc_FFD1E074\n" //previously BLS
 592 " loc_FFD1E06C:\n"
 593 "                 MOV     R0, #0x80000007\n"
 594 "                 B       loc_FFD1E078\n"
 595 " loc_FFD1E074:\n"
 596 "                 MOV     R0, #0\n"
 597 " loc_FFD1E078:\n"
 598 "                 ADD     SP, SP, #0x14\n"
 599 "                 LDMFD   SP!, {R4-R11,PC}\n"
 600         );
 601 }
 602 
 603 void __attribute__((naked,noinline)) sub_FFD1CF50_my(){
 604         asm volatile(
 605 "                 CMP     R2, #1\n"
 606 "                 STMFD   SP!, {R4-R7,LR}\n"
 607 "                 MOV     R7, R0\n"
 608 "                 MOV     R6, R1\n"
 609 "                 MOVEQ   R3, #0x79\n"
 610 "                 STREQ   R3, [R6]\n"
 611 "                 LDMEQFD SP!, {R4-R7,PC}\n"
 612 "                 LDR     R12, =0x72144\n"
 613 "                 LDR     R0, [R12]\n"
 614 "                 LDR     R3, =0x7214C\n"
 615 "                 CMP     R0, #0\n"
 616 "                 LDR     R1, [R3]\n"
 617 "                 BEQ     loc_FFD1CF98\n"
 618 "                 LDR     R2, =0x72150\n"
 619 "                 LDR     R3, [R2]\n"
 620 "                 CMP     R3, #1\n"
 621 "                 BNE     loc_FFD1CFAC\n"
 622 "                 B       loc_FFD1CF9C\n"
 623 " loc_FFD1CF98:\n"
 624 "                 LDR     R2, =0x72150\n"
 625 " loc_FFD1CF9C:\n"
 626 "                 MOV     R3, #0\n"
 627 "                 STR     R3, [R2]\n"
 628 "                 STR     R7, [R12]\n"
 629 "                 B       loc_FFD1D064\n"
 630 " loc_FFD1CFAC:\n"
 631 "                 LDR     R2, =0x72148\n"
 632 "                 LDR     R3, [R2]\n"
 633 "                 LDR     R5, =table1\n"
 634 "                 ADD     R3, R3, R3,LSL#1\n"
 635 "                 MOV     LR, R3,LSL#2\n"
 636 "                 LDR     R2, [R5,LR]\n"
 637 "                 LDR     R4, =table2\n"
 638 "                 RSB     R12, R2, R0\n"
 639 "                 LDR     R3, [R4,LR]\n"
 640 "                 CMP     R12, #0\n"
 641 "                 RSB     R0, R3, R0\n"
 642 "                 BLE     loc_FFD1D010\n"
 643 "                 ADD     R3, R5, #4\n"
 644 "                 LDR     R2, [R3,LR]\n"
 645 "                 CMP     R2, R12\n"
 646 "                 ADDGE   R1, R1, #1\n"
 647 "                 BGE     loc_FFD1D004\n"
 648 "                 ADD     R3, R5, #8\n"
 649 "                 LDR     R2, [R3,LR]\n"
 650 "                 CMP     R2, R12\n"
 651 "                 ADDGE   R1, R1, #2\n"
 652 "                 ADDLT   R1, R1, #3\n"
 653 " loc_FFD1D004:\n"
 654 "                 CMP     R1, #0x1a\n" //0xe
 655 "                 MOVGE   R1, #0x1a\n" //0xe
 656 "                 B       loc_FFD1D048\n"
 657 " loc_FFD1D010:\n"
 658 "                 CMP     R0, #0\n"
 659 "                 BGE     loc_FFD1D048\n"
 660 "                 ADD     R3, R4, #4\n"
 661 "                 LDR     R2, [R3,LR]\n"
 662 "                 CMP     R2, R0\n"
 663 "                 SUBLE   R1, R1, #1\n"
 664 "                 BLE     loc_FFD1D040\n"
 665 "                 ADD     R3, R4, #8\n"
 666 "                 LDR     R2, [R3,LR]\n"
 667 "                 CMP     R2, R0\n"
 668 "                 SUBLE   R1, R1, #2\n"
 669 "                 SUBGT   R1, R1, #3\n"
 670 " loc_FFD1D040:\n"
 671 "                 CMP     R1, #0\n"
 672 "                 MOVLT   R1, #0\n"
 673 " loc_FFD1D048:\n"
 674 "                 LDR     R0, =0x7214C\n"
 675 "                 LDR     R3, [R0]\n"
 676 "                 CMP     R1, R3\n"
 677 "                 LDRNE   R2, =0x72150\n"
 678 "                 MOVNE   R3, #1\n"
 679 "                 STRNE   R1, [R0]\n"
 680 "                 STRNE   R3, [R2]\n"
 681 " loc_FFD1D064:\n"
 682 "                 LDR     R3, =0x7214C\n"
 683 "                 LDR     R1, =video_mode\n" //0x5DE4
 684 "                 LDR     R0, [R3]\n"
 685 "                 LDR     R2, =CompressionRateTable\n" //0xFFD1CD84
 686 "                 LDR     R12, [R1]\n"
 687 "                 LDR     R12, [R12]\n" //+
 688 "                 LDR     LR, [R2,R0,LSL#2]\n"
 689 "                 LDR     R3, =0x72144\n"
 690 "                 CMP     R12, #1\n"
 691 "                 STR     R7, [R3]\n"
 692 "                 STR     LR, [R6]\n"
 693 //"                 MOVEQ   R3, #0xB\n" //-
 694 "                 LDREQ   R3, =video_quality\n" //+
 695 "                 LDREQ   R3, [R3]\n" //+
 696 "                 LDREQ   R3, [R3]\n" //+
 697 "                 STREQ   R3, [R6]\n"
 698 "                 LDMFD   SP!, {R4-R7,PC}\n"
 699         );
 700 }
 701 
 702 //experimental stuff follows
 703 
 704 void __attribute__((naked,noinline)) sub_FFD1BFD4_my(){
 705         asm volatile(
 706 "                 STMFD   SP!, {R4-R11,LR}\n"
 707 "                 LDR     R3, =0x720A8\n"
 708 "                 SUB     SP, SP, #0x34\n"
 709 "                 LDR     R12, [R3]\n"
 710 "                 LDR     R2, =0x72068\n"
 711 "                 LDR     R1, =0x7206C\n"
 712 "                 LDR     R0, =0x72094\n"
 713 "                 MOV     R11, #0\n"
 714 "                 STR     R11, [R2]\n"
 715 "                 STR     R12, [R0]\n"
 716 "                 STR     R11, [R1]\n"
 717 "                 SUB     R3, R12, #0xA\n"
 718 "                 CMP     R3, #0x32\n"
 719 "                 LDRLS   PC, [PC,R3,LSL#2]\n"
 720 "                 B       loc_FFD1C0F4\n"
 721 "                 .long loc_FFD1C0DC, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 722 "                 .long loc_FFD1C0F4, loc_FFD1C0DC, loc_FFD1C0F4, loc_FFD1C0F4\n"
 723 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0E4, loc_FFD1C0F4\n"
 724 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 725 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 726 "                 .long loc_FFD1C0E4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 727 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 728 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 729 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 730 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 731 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 732 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0F4\n"
 733 "                 .long loc_FFD1C0F4, loc_FFD1C0F4, loc_FFD1C0EC\n"
 734 " loc_FFD1C0DC:\n"
 735 "                 MOV     R11, #2\n"
 736 "                 B       loc_FFD1C104\n"
 737 " loc_FFD1C0E4:\n"
 738 "                 MOV     R11, #4\n"
 739 "                 B       loc_FFD1C104\n"
 740 " loc_FFD1C0EC:\n"
 741 "                 MOV     R11, #8\n"
 742 "                 B       loc_FFD1C104\n"
 743 " loc_FFD1C0F4:\n"
 744 "                 MOV     R1, #0x3AC\n"
 745 "                 LDR     R0, =0xFFD1B5A8\n"
 746 "                 ADD     R1, R1, #1\n"
 747 "                 BL      sub_FFC03AEC\n"
 748 " loc_FFD1C104:\n"
 749 "                 LDR     R4, =0x72130\n"
 750 "                 MOV     R1, #0\n"
 751 "                 MOV     R2, R4\n"
 752 "                 MOV     R0, #8\n"
 753 "                 BL      sub_FFC0281C\n"
 754 "                 LDR     R5, =0x72088\n"
 755 "                 LDR     R1, =0x72090\n"
 756 "                 LDR     R3, [R5]\n"
 757 "                 LDR     R2, [R1]\n"
 758 "                 MUL     R12, R3, R2\n"
 759 "                 LDR     R2, =0x720A4\n"
 760 "                 LDR     R2, [R2]\n"
 761 "                 LDR     R1, [R4,#4]\n"
 762 "                 LDR     R5, =0x720A8\n"
 763 "                 STR     R2, [SP,#0x58-0x2C]\n"
 764 "                 LDR     LR, =0x72080\n"
 765 "                 LDR     R7, =0x720A0\n" //movie picture width in pixels
 766 "                 LDR     R3, =0x72074\n"
 767 "                 LDR     R2, [R7]\n"
 768 "                 LDR     R6, [R5]\n"
 769 "                 LDR     R9, [LR]\n"
 770 "                 LDR     R5, =0x72084\n"
 771 "                 LDR     LR, [R3]\n"
 772 "                 LDR     R7, =0x72088\n"
 773 "                 LDR     R3, =0x72090\n"
 774 "                 LDR     R0, [R4]\n"
 775 "                 LDR     R4, [R5]\n"
 776 "                 LDRH    R5, [R7]\n"
 777 "                 LDRH    R7, [R3]\n"
 778 "                 LDR     R3, =0x7208C\n"
 779 "                 MOV     R12, R12,LSL#13\n"
 780 "                 LDR     R8, [R3]\n"
 781 "                 LDR     R10, =0xFFD1C704\n" //sub
 782 "                 STR     R4, [SP,#0x58-0x50]\n"
 783 "                 LDR     R4, =0x72098\n"
 784 "                 LDR     R3, [SP,#0x58-0x2C]\n"
 785 "                 MOV     R12, R12,LSR#16\n"
 786 "                 STR     R12, [SP,#0x58-0x48]\n"
 787 "                 STR     R5, [SP,#0x58-0x44]\n"
 788 "                 STR     R7, [SP,#0x58-0x40]\n"
 789 "                 STR     R4, [SP,#0x58-0x30]\n"
 790 "                 STMEA   SP, {R6,LR}\n"
 791 "                 STR     R9, [SP,#0x58-0x4C]\n"
 792 "                 STR     R11, [SP,#0x58-0x3C]\n"
 793 "                 STR     R8, [SP,#0x58-0x38]\n"
 794 "                 STR     R10, [SP,#0x58-0x34]\n"
 795 "                 LDR     R4, =0x720E4\n"
 796 "                 BL      sub_FFD1D24C_my\n" //!!!
 797 "                 LDR     R12, =0x720E8\n"
 798 "                 LDR     R3, =0x72108\n"
 799 "                 LDR     R0, [R4]\n"
 800 "                 LDMIA   R3, {R1,R2}\n"
 801 "                 LDR     R3, [R12]\n"
 802 "                 BL      sub_FFD1D550\n"
 803 "                 LDR     R7, =0x72074\n"
 804 "                 LDR     R5, =0x720A0\n" //movie picture width in pixels
 805 "                 LDR     R12, [R7]\n"
 806 "                 LDR     R0, [R5]\n"
 807 "                 LDR     R2, =0x720D4\n"
 808 "                 MOV     R3, #0\n"
 809 "                 LDR     R1, =0x720C8\n"
 810 "                 STR     R12, [SP]\n"
 811 "                 BL      sub_FFD1CE60\n"
 812 "                 LDR     R2, =0x7209C\n"
 813 "                 LDR     R1, =0x720EC\n"
 814 "                 LDR     R3, [R2]\n"
 815 "                 LDR     R0, [R1]\n"
 816 "                 LDR     R2, =0xFFD1B568\n"
 817 "                 ADD     R3, R3, R3,LSL#1\n"
 818 "                 ADD     R3, R3, R0\n"
 819 "                 LDR     R0, [R2,R3,LSL#2]\n"
 820 "                 MOV     R1, #1\n"
 821 "                 BL      sub_FFC80EA0\n"
 822 "                 LDR     R0, =0xFFD1C3B4\n" //sub
 823 "                 MOV     R1, #0\n"
 824 "                 BL      sub_FFC810C8\n"
 825 "                 MOV     R0, #0\n"
 826 "                 BL      sub_FFC1D0C8\n"
 827 "                 TST     R0, #1\n"
 828 "                 BEQ     loc_FFD1C250\n"
 829 "                 LDR     R0, =0xFFD1B5A8\n"
 830 "                 MOV     R1, #0x3E0\n"
 831 "                 BL      sub_FFC03AEC\n"
 832 " loc_FFD1C250:\n"
 833 "                 LDR     R3, =0x5DE0\n"
 834 "                 MOV     R7, #1\n"
 835 "                 LDR     R0, =0xFFD1C8AC\n" //sub
 836 "                 MOV     R1, #0\n"
 837 "                 STR     R7, [R3]\n"
 838 "                 BL      sub_FFC1D0D8\n"
 839 "                 LDR     R3, =0x71F84\n"
 840 "                 MOV     R1, #0x1E\n"
 841 "                 LDR     R0, [R3]\n"
 842 "                 BL      sub_FFC10C70\n"
 843 "                 CMP     R0, #9\n"
 844 "                 BNE     loc_FFD1C290\n"
 845 "                 MOV     R1, #0x3E4\n"
 846 "                 LDR     R0, =0xFFD1B5A8\n"
 847 "                 ADD     R1, R1, R7\n"
 848 "                 BL      sub_FFC03AEC\n"
 849 " loc_FFD1C290:\n"
 850 "                 LDR     R3, =0x72088\n"
 851 "                 LDR     R1, =0x72090\n"
 852 "                 LDR     R4, =0x72084\n"
 853 "                 LDR     R2, [R1]\n"
 854 "                 LDR     R0, [R4]\n"
 855 "                 LDR     R1, [R3]\n"
 856 "                 BL      nullsub\n"
 857 "                 ADD     R5, SP, #0x30\n"
 858 "                 MOV     R0, R5\n"
 859 "                 BL      sub_FFD1DA84\n"
 860 "                 LDR     R3, =0x7208C\n"
 861 "                 LDR     R0, [SP,#0x30]\n"
 862 "                 LDR     R1, [R3]\n"
 863 "                 BL      nullsub\n"
 864 "                 LDR     R4, =0x72140\n"
 865 "                 LDR     R3, [SP,#0x30]\n"
 866 "                 LDR     R6, =0x72138\n"
 867 "                 MOV     R0, R5\n"
 868 "                 STR     R3, [R6]\n"
 869 "                 STR     R7, [R4]\n"
 870 "                 BL      sub_FFD1DA84\n"
 871 "                 LDR     R5, =0x7208C\n"
 872 "                 LDR     R0, [SP,#0x30]\n"
 873 "                 LDR     R1, [R5]\n"
 874 "                 BL      nullsub\n"
 875 "                 LDR     R3, [R4]\n"
 876 "                 LDR     R0, [SP,#0x30]\n"
 877 "                 LDR     R5, =0x7212C\n"
 878 "                 LDR     R12, =0xFFD1C80C\n" //loc
 879 "                 LDR     LR, =0x7207C\n"
 880 "                 ADD     R2, R3, #1\n"
 881 "                 MOV     R1, #2\n"
 882 "                 AND     R3, R3, #1\n"
 883 "                 STR     R0, [R6,R3,LSL#2]\n"
 884 "                 STR     R2, [R4]\n"
 885 "                 STR     R12, [R5]\n"
 886 "                 STR     R1, [LR]\n"
 887 "                 ADD     SP, SP, #0x34\n"
 888 "                 LDMFD   SP!, {R4-R11,PC}\n"
 889 " nullsub:        MOV PC, LR\n"
 890         );
 891 }
 892 
 893 void __attribute__((naked,noinline)) sub_FFD1D24C_my(){ //ffd20b58 in a430
 894         asm volatile( //patched to remove 3 minute limit for 320x240 and 640x480 videos (changes based on a430 fw)
 895 "                 STMFD   SP!, {R4-R11,LR}\n"
 896 "                 MOV     R9, R2\n"
 897 "                 LDR     R2, =0x7245C\n"
 898 "                 SUB     SP, SP, #8\n"
 899 "                 LDRSH   R12, [SP,#0x3C]\n"
 900 "                 LDRSH   LR, [SP,#0x2C+0x1C]\n"
 901 "                 LDR     R11, [SP,#0x2C]\n"
 902 "                 LDRSH   R8, [SP,#0x2C+0x14]\n"
 903 "                 LDRSH   R7, [SP,#0x2C+0x18]\n"
 904 "                 STR     R3, [R2]\n"
 905 "                 LDR     R2, [SP,#0x2C+0x8]\n"
 906 "                 LDR     R3, =0x72464\n"
 907 "                 STR     R2, [R3]\n"
 908 "                 LDR     R3, [SP,#0x2C+0xC]\n"
 909 "                 LDR     R4, =0x72468\n"
 910 "                 LDR     R6, =0x72470\n"
 911 "                 STR     R3, [R4]\n"
 912 "                 LDR     R2, =0x72472\n"
 913 "                 LDR     R3, =0x72474\n"
 914 "                 MOV     R12, R12,LSL#16\n"
 915 "                 MOV     LR, LR,LSL#16\n"
 916 "                 LDR     R5, =0x7246C\n"
 917 "                 MOV     R12, R12,LSR#16\n"
 918 "                 MOV     LR, LR,LSR#16\n"
 919 "                 STR     R12, [R5]\n"
 920 "                 STRH    R8, [R6]\n" //R8 is free to use from here
 921 "                 STR     LR, [R3]\n"
 922 "                 STRH    R7, [R2]\n"
 923 "                 LDR     R12, [SP,#0x2C+0x24]\n"
 924 "                 LDR     R10, =0x72498\n"
 925 "                 LDR     R2, =0x72458\n"
 926 "                 LDR     R3, =0x72460\n"
 927 "                 CMP     R9, #0x400\n" //this would mean 1024x768 video :)
 928 "                 STR     R9, [R2]\n"
 929 "                 STR     R12, [R10]\n"
 930 "                 STR     R11, [R3]\n"
 931 "                 MOV     R4, R0\n"
 932 "                 MOV     R6, R1\n"
 933 "                 BNE     loc_FFD1D320\n"
 934 "                 ADD     R2, R11, R11,LSL#1\n"
 935 "                 RSB     R2, R2, R2,LSL#4\n"
 936 "                 LDR     R12, =0x723FC\n"
 937 "                 LDR     R7, =0x7242C\n"
 938 "                 MOV     R0, R2,LSL#2\n"
 939 "                 MOV     R3, #0xb40\n" //dead code, no need to change
 940 "                 MOV     R1, #0x80000\n"
 941 "                 STR     R1, [R7]\n"
 942 "                 ADD     R3, R3, #8\n"
 943 "                 STR     R0, [R12]\n"
 944 "                 MOV     R12, #3\n"
 945 "                 ADD     R2, R3, R2,LSL#6\n"
 946 "                 STR     R12, [SP,#0x2C-0x28]\n"
 947 "                 B       loc_FFD1D3F0\n"
 948 " loc_FFD1D320:\n"
 949 "                 CMP     R9, #0x280\n" //640x480
 950 "                 BNE     loc_FFD1D360\n"
 951 //"                 ADD     R2, R11, R11,LSL#1\n"
 952 //"                 MOV     R3, #0xb40\n"
 953 //"                 RSB     R2, R2, R2,LSL#4\n"
 954 /*
 955 AVI index size calculation:
 956 - every video and audio frame needs an index entry
 957 - there is exactly one audio frame for every second of the recording
 958 - an index entry occupies 16 bytes
 959 - extra overhead: 8 bytes
 960 
 961 The indexes occupy RAM during recording, the A420 has 16MB of RAM
 962 3 hours recordings seem to be possible, but (according to my tests):
 963 - with movie time limit set to 3 hours: in 320x240 mode the exclamation mark was constantly displayed (it means too high bitrate originally, which was not the case here)
 964 - with movie time limit set to 2 hours: the warning for "this recording will end soon" (i.e. time display turns red) kicked in around an hour before the actual end
 965 - the camera refuses to recognize movies longer than one hour (they play fine on a computer)
 966 */
 967 #ifdef LIFTEDMLIMIT_A420
 968 "LDR R7, =liftedmlimit_a420\n"
 969 "LDR R3, =0xE100\n" //size for audio indexes, for 1 hour
 970 "MUL R3, R7, R3\n" //multiplied
 971 "RSB R8, R11, R11, LSL#4\n"
 972 "RSB R2, R8, R8, LSL#4\n" //size for video indexes, for 1 hour
 973 "MUL R2, R7, R2\n" //multiplied
 974 #else
 975 "RSB R8, R11, R11, LSL#4\n"
 976 "MOV R3, #0xE100\n" //1 hour
 977 "RSB R2, R8, R8, LSL#4\n" //1 hour
 978 #endif
 979 "                 ADD     R3, R3, #8\n" //index overhead
 980 "                 LDR     R7, =0x7242C\n"
 981 "                 LDR     R12, =0x723FC\n"
 982 //"                 MOV     R0, R2,LSL#2\n"
 983 "MOV R0, R2, LSL#4\n"
 984 "                 MOV     R1, #0x40000\n"
 985 //"                 ADD     R2, R3, R2,LSL#6\n"
 986 "ADD R2, R3, R2, LSL#8\n"
 987 "                 MOV     R3, #2\n"
 988 "                 STR     R1, [R7]\n"
 989 "                 STR     R0, [R12]\n"
 990 "                 STR     R3, [SP,#0x2C-0x28]\n"
 991 "                 B       loc_FFD1D3F0\n"
 992 " loc_FFD1D360:\n"
 993 "                 CMP     R9, #0x140\n" //320x240
 994 "                 BNE     loc_FFD1D3BC\n"
 995 //"                 ADD     R2, R11, R11,LSL#1\n"
 996 //"                 MOV     R3, #0xb40\n"
 997 //"                 RSB     R2, R2, R2,LSL#4\n"
 998 #ifdef LIFTEDMLIMIT_A420
 999 "LDR R7, =liftedmlimit_a420\n"
1000 "LDR R3, =0xE100\n" //size for audio indexes, for 1 hour
1001 "MUL R3, R7, R3\n" //multiplied
1002 "RSB R8, R11, R11, LSL#4\n"
1003 "RSB R2, R8, R8, LSL#4\n" //size for video indexes, for 1 hour
1004 "MUL R2, R7, R2\n" //multiplied
1005 #else
1006 "RSB R8, R11, R11, LSL#4\n"
1007 "MOV R3, #0xE100\n" //1 hour
1008 "RSB R2, R8, R8, LSL#4\n" //1 hour
1009 #endif
1010 "                 ADD     R3, R3, #8\n"
1011 "                 LDR     R7, =0x7242C\n"
1012 "                 LDR     R12, =0x723FC\n"
1013 //"                 MOV     R0, R2,LSL#2\n"
1014 "MOV R0, R2, LSL#4\n"
1015 "                 MOV     R1, #0x20000\n"
1016 //"                 ADD     R2, R3, R2,LSL#6\n"
1017 "ADD R2, R3, R2, LSL#8\n"
1018 "                 CMP     R11, #0x3C\n"
1019 "                 MOV     R3, #1\n"
1020 "                 STR     R1, [R7]\n"
1021 "                 STR     R0, [R12]\n"
1022 "                 STR     R3, [SP,#0x2C-0x28]\n"
1023 "                 BNE     loc_FFD1D3F0\n"
1024 //"                 RSB     R3, R11, R11,LSL#4\n"
1025 //"                 MOV     R2, R3,LSL#6\n"
1026 //"                 MOV     R3, R3,LSL#2\n"
1027 //"                 STR     R3, [R12]\n"
1028 //"                 ADD     R2, R2, #0x3C8\n"
1029 /*
1030 the following is a 60 sec limit for the hi-speed video (which is not available here)
1031 */
1032 "MOV  R3, R8,LSL#2\n"
1033 "MOV  R2, #0xE400\n"
1034 "STR  R3, [R12]\n"
1035 "ADD  R2, R2, #0xC8\n"
1036 "                 B       loc_FFD1D3F0\n"
1037 " loc_FFD1D3BC:\n" //160x120
1038 "                 ADD     R2, R11, R11,LSL#1\n"
1039 "                 RSB     R2, R2, R2,LSL#4\n"
1040 "                 LDR     R12, =0x723FC\n"
1041 "                 LDR     R7, =0x7242C\n"
1042 "                 MOV     R0, R2,LSL#2\n"
1043 "                 MOV     R1, #0x10000\n"
1044 "                 STR     R1, [R7]\n"
1045 "                 MOV     R3, #0xb40\n" //resolution too low, 3 minutes are more than enough...
1046 "                 STR     R0, [R12]\n"
1047 "                 MOV     R12, #0\n"
1048 "                 ADD     R3, R3, #8\n"
1049 "                 STR     R12, [SP,#0x2C-0x28]\n"
1050 "                 ADD     R2, R3, R2,LSL#6\n"
1051 " loc_FFD1D3F0:\n"
1052 "                 ADD     LR, R4, #0xF\n"
1053 "                 LDR     R3, [SP,#0x4C]\n"
1054 "                 BIC     LR, LR, #0xF\n"
1055 "                 ADD     LR, LR, #8\n"
1056 "                 ADD     R5, LR, R2\n"
1057 "                 LDR     R1, [R7]\n"
1058 "                 MOV     R2, R3,LSL#1\n"
1059 "                 LDR     R3, [SP,#0x2C+0x28]\n"
1060 "                 ADD     R12, R4, R6\n"
1061 "                 STR     R1, [R3]\n"
1062 "                 LDR     R3, [SP,#0x2C+0x4]\n"
1063 "                 RSB     R12, R5, R12\n"
1064 "                 RSB     R12, R2, R12\n"
1065 "                 SUBS    R3, R3, #0\n"
1066 "                 MOVNE   R3, #1\n"
1067 "                 SUB     R12, R12, #0x10\n"
1068 "                 STR     R3, [SP]\n"
1069 "                 BIC     R12, R12, #0x7F00\n"
1070 "                 LDR     R3, =0x7248C\n"
1071 "                 BIC     R12, R12, #0xFF\n"
1072 "                 STR     R12, [R3]\n"
1073 "                 LDR     R6, =0x7247C\n"
1074 "                 LDR     R3, =0x72484\n"
1075 "                 ADD     R4, R5, R12\n"
1076 "                 STR     LR, [R6]\n"
1077 "                 STR     R4, [R3]\n"
1078 "                 LDR     R12, [SP,#0x4C]\n"
1079 "                 LDR     R11, =0x72480\n"
1080 "                 LDR     R10, =0x72488\n"
1081 "                 LDR     R3, =0x7241C\n"
1082 "                 MOV     R0, R4\n"
1083 "                 MOV     R1, #0x80\n"
1084 "                 STR     R12, [R3]\n"
1085 "                 STR     R5, [R11]\n"
1086 "                 ADD     R2, R2, #0x10\n"
1087 "                 STR     R4, [R10]\n"
1088 "                 BL      sub_FFC7FE44\n"//equivalent sub in a430: FFC831C0, but not called at this place
1089 "                 LDR     R10, [R10]\n"
1090 "                 LDR     R9, [R11]\n"
1091 "                 LDR     LR, =0x62773130\n"
1092 "                 LDR     R12, =0x723D8\n"
1093 "                 LDR     R0, =0x7241C\n"
1094 "                 MOV     R1, #0\n"
1095 " loc_FFD1D49C:\n"
1096 "                 LDR     R3, [R0]\n"
1097 "                 ADD     R3, R3, #8\n"
1098 "                 MUL     R2, R3, R1\n"
1099 "                 STR     LR, [R10,R2]\n"
1100 "                 STR     R9, [R12,R1,LSL#2]\n"
1101 "                 LDR     R3, [R0]\n"
1102 "                 ADD     R1, R1, #1\n"
1103 "                 ADD     R2, R10, R2\n"
1104 "                 CMP     R1, #1\n"
1105 "                 STR     R3, [R2,#4]\n"
1106 "                 BLE     loc_FFD1D49C\n"
1107 "                 LDR     R3, =0x72460\n"
1108 "                 LDR     R1, [SP]\n"
1109 "                 LDR     R2, [R3]\n"
1110 "                 LDR     R0, [SP,#0x2C-0x28]\n"
1111 "                 BL      sub_FFCFBE50\n"
1112 "                 LDR     R3, =0x7241C\n"
1113 "                 LDR     R2, [R3]\n"
1114 "                 LDR     R1, =0x72414\n"
1115 "                 ADD     R0, R0, R2\n"
1116 "                 STR     R0, [R1]\n"
1117 "                 ADD     SP, SP, #8\n"
1118 "                 LDMFD   SP!, {R4-R11,PC}\n"
1119         );
1120 }
1121 

/* [<][>][^][v][top][bottom][index][help] */