libpcsxcore/psxbios.c

   1 /***************************************************************************
   2  *   Copyright (C) 2007 Ryan Schultz, PCSX-df Team, PCSX team              *
   3  *                                                                         *
   4  *   This program is free software; you can redistribute it and/or modify  *
   5  *   it under the terms of the GNU General Public License as published by  *
   6  *   the Free Software Foundation; either version 2 of the License, or     *
   7  *   (at your option) any later version.                                   *
   8  *                                                                         *
   9  *   This program is distributed in the hope that it will be useful,       *
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of        *
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  12  *   GNU General Public License for more details.                          *
  13  *                                                                         *
  14  *   You should have received a copy of the GNU General Public License     *
  15  *   along with this program; if not, write to the                         *
  16  *   Free Software Foundation, Inc.,                                       *
  17  *   51 Franklin Street, Fifth Floor, Boston, MA 02111-1307 USA.           *
  18  ***************************************************************************/
  19
  20 /*
  21  * Internal simulated HLE BIOS.
  22  */
  23
  24 // TODO: implement all system calls, count the exact CPU cycles of system calls.
  25
  26 #include "psxbios.h"
  27 #include "psxhw.h"
  28 #include "gpu.h"
  29 #include <zlib.h>
  30
  31 #undef SysPrintf
  32 #define SysPrintf if (Config.PsxOut) printf
  33
  34 char *biosA0n[256] = {
  35 // 0x00
  36         "open",         "lseek",        "read",         "write",
  37         "close",        "ioctl",        "exit",         "sys_a0_07",
  38         "getc",         "putc",         "todigit",      "atof",
  39         "strtoul",      "strtol",       "abs",          "labs",
  40 // 0x10
  41         "atoi",         "atol",         "atob",         "setjmp",
  42         "longjmp",      "strcat",       "strncat",      "strcmp",
  43         "strncmp",      "strcpy",       "strncpy",      "strlen",
  44         "index",        "rindex",       "strchr",       "strrchr",
  45 // 0x20
  46         "strpbrk",      "strspn",       "strcspn",      "strtok",
  47         "strstr",       "toupper",      "tolower",      "bcopy",
  48         "bzero",        "bcmp",         "memcpy",       "memset",
  49         "memmove",      "memcmp",       "memchr",       "rand",
  50 // 0x30
  51         "srand",        "qsort",        "strtod",       "malloc",
  52         "free",         "lsearch",      "bsearch",      "calloc",
  53         "realloc",      "InitHeap",     "_exit",        "getchar",
  54         "putchar",      "gets",         "puts",         "printf",
  55 // 0x40
  56         "sys_a0_40",            "LoadTest",                                     "Load",         "Exec",
  57         "FlushCache",           "InstallInterruptHandler",      "GPU_dw",       "mem2vram",
  58         "SendGPUStatus",        "GPU_cw",                                       "GPU_cwb",      "SendPackets",
  59         "sys_a0_4c",            "GetGPUStatus",                         "GPU_sync",     "sys_a0_4f",
  60 // 0x50
  61         "sys_a0_50",            "LoadExec",                             "GetSysSp",             "sys_a0_53",
  62         "_96_init()",           "_bu_init()",                   "_96_remove()", "sys_a0_57",
  63         "sys_a0_58",            "sys_a0_59",                    "sys_a0_5a",    "dev_tty_init",
  64         "dev_tty_open",         "sys_a0_5d",                    "dev_tty_ioctl","dev_cd_open",
  65 // 0x60
  66         "dev_cd_read",          "dev_cd_close",                 "dev_cd_firstfile",     "dev_cd_nextfile",
  67         "dev_cd_chdir",         "dev_card_open",                "dev_card_read",        "dev_card_write",
  68         "dev_card_close",       "dev_card_firstfile",   "dev_card_nextfile","dev_card_erase",
  69         "dev_card_undelete","dev_card_format",          "dev_card_rename",      "dev_card_6f",
  70 // 0x70
  71         "_bu_init",                     "_96_init",             "_96_remove",           "sys_a0_73",
  72         "sys_a0_74",            "sys_a0_75",    "sys_a0_76",            "sys_a0_77",
  73         "_96_CdSeekL",          "sys_a0_79",    "sys_a0_7a",            "sys_a0_7b",
  74         "_96_CdGetStatus",      "sys_a0_7d",    "_96_CdRead",           "sys_a0_7f",
  75 // 0x80
  76         "sys_a0_80",            "sys_a0_81",    "sys_a0_82",            "sys_a0_83",
  77         "sys_a0_84",            "_96_CdStop",   "sys_a0_86",            "sys_a0_87",
  78         "sys_a0_88",            "sys_a0_89",    "sys_a0_8a",            "sys_a0_8b",
  79         "sys_a0_8c",            "sys_a0_8d",    "sys_a0_8e",            "sys_a0_8f",
  80 // 0x90
  81         "sys_a0_90",            "sys_a0_91",    "sys_a0_92",            "sys_a0_93",
  82         "sys_a0_94",            "sys_a0_95",    "AddCDROMDevice",       "AddMemCardDevide",
  83         "DisableKernelIORedirection",           "EnableKernelIORedirection", "sys_a0_9a", "sys_a0_9b",
  84         "SetConf",                      "GetConf",              "sys_a0_9e",            "SetMem",
  85 // 0xa0
  86         "_boot",                        "SystemError",  "EnqueueCdIntr",        "DequeueCdIntr",
  87         "sys_a0_a4",            "ReadSector",   "get_cd_status",        "bufs_cb_0",
  88         "bufs_cb_1",            "bufs_cb_2",    "bufs_cb_3",            "_card_info",
  89         "_card_load",           "_card_auto",   "bufs_cd_4",            "sys_a0_af",
  90 // 0xb0
  91         "sys_a0_b0",            "sys_a0_b1",    "do_a_long_jmp",        "sys_a0_b3",
  92         "?? sub_function",
  93 };
  94
  95 char *biosB0n[256] = {
  96 // 0x00
  97         "SysMalloc",            "sys_b0_01",    "sys_b0_02",    "sys_b0_03",
  98         "sys_b0_04",            "sys_b0_05",    "sys_b0_06",    "DeliverEvent",
  99         "OpenEvent",            "CloseEvent",   "WaitEvent",    "TestEvent",
 100         "EnableEvent",          "DisableEvent", "OpenTh",               "CloseTh",
 101 // 0x10
 102         "ChangeTh",                     "sys_b0_11",    "InitPAD",              "StartPAD",
 103         "StopPAD",                      "PAD_init",             "PAD_dr",               "ReturnFromExecption",
 104         "ResetEntryInt",        "HookEntryInt", "sys_b0_1a",    "sys_b0_1b",
 105         "sys_b0_1c",            "sys_b0_1d",    "sys_b0_1e",    "sys_b0_1f",
 106 // 0x20
 107         "UnDeliverEvent",       "sys_b0_21",    "sys_b0_22",    "sys_b0_23",
 108         "sys_b0_24",            "sys_b0_25",    "sys_b0_26",    "sys_b0_27",
 109         "sys_b0_28",            "sys_b0_29",    "sys_b0_2a",    "sys_b0_2b",
 110         "sys_b0_2c",            "sys_b0_2d",    "sys_b0_2e",    "sys_b0_2f",
 111 // 0x30
 112         "sys_b0_30",            "sys_b0_31",    "open",                 "lseek",
 113         "read",                         "write",                "close",                "ioctl",
 114         "exit",                         "sys_b0_39",    "getc",                 "putc",
 115         "getchar",                      "putchar",              "gets",                 "puts",
 116 // 0x40
 117         "cd",                           "format",               "firstfile",    "nextfile",
 118         "rename",                       "delete",               "undelete",             "AddDevice",
 119         "RemoteDevice",         "PrintInstalledDevices", "InitCARD", "StartCARD",
 120         "StopCARD",                     "sys_b0_4d",    "_card_write",  "_card_read",
 121 // 0x50
 122         "_new_card",            "Krom2RawAdd",  "sys_b0_52",    "sys_b0_53",
 123         "_get_errno",           "_get_error",   "GetC0Table",   "GetB0Table",
 124         "_card_chan",           "sys_b0_59",    "sys_b0_5a",    "ChangeClearPAD",
 125         "_card_status",         "_card_wait",
 126 };
 127
 128 char *biosC0n[256] = {
 129 // 0x00
 130         "InitRCnt",                       "InitException",              "SysEnqIntRP",          "SysDeqIntRP",
 131         "get_free_EvCB_slot", "get_free_TCB_slot",      "ExceptionHandler",     "InstallExeptionHandler",
 132         "SysInitMemory",          "SysInitKMem",                "ChangeClearRCnt",      "SystemError",
 133         "InitDefInt",             "sys_c0_0d",                  "sys_c0_0e",            "sys_c0_0f",
 134 // 0x10
 135         "sys_c0_10",              "sys_c0_11",                  "InstallDevices",       "FlushStfInOutPut",
 136         "sys_c0_14",              "_cdevinput",                 "_cdevscan",            "_circgetc",
 137         "_circputc",              "ioabort",                    "sys_c0_1a",            "KernelRedirect",
 138         "PatchAOTable",
 139 };
 140
 141 //#define r0 (psxRegs.GPR.n.r0)
 142 #define at (psxRegs.GPR.n.at)
 143 #define v0 (psxRegs.GPR.n.v0)
 144 #define v1 (psxRegs.GPR.n.v1)
 145 #define a0 (psxRegs.GPR.n.a0)
 146 #define a1 (psxRegs.GPR.n.a1)
 147 #define a2 (psxRegs.GPR.n.a2)
 148 #define a3 (psxRegs.GPR.n.a3)
 149 #define t0 (psxRegs.GPR.n.t0)
 150 #define t1 (psxRegs.GPR.n.t1)
 151 #define t2 (psxRegs.GPR.n.t2)
 152 #define t3 (psxRegs.GPR.n.t3)
 153 #define t4 (psxRegs.GPR.n.t4)
 154 #define t5 (psxRegs.GPR.n.t5)
 155 #define t6 (psxRegs.GPR.n.t6)
 156 #define t7 (psxRegs.GPR.n.t7)
 157 #define t8 (psxRegs.GPR.n.t8)
 158 #define t9 (psxRegs.GPR.n.t9)
 159 #define s0 (psxRegs.GPR.n.s0)
 160 #define s1 (psxRegs.GPR.n.s1)
 161 #define s2 (psxRegs.GPR.n.s2)
 162 #define s3 (psxRegs.GPR.n.s3)
 163 #define s4 (psxRegs.GPR.n.s4)
 164 #define s5 (psxRegs.GPR.n.s5)
 165 #define s6 (psxRegs.GPR.n.s6)
 166 #define s7 (psxRegs.GPR.n.s7)
 167 #define k0 (psxRegs.GPR.n.k0)
 168 #define k1 (psxRegs.GPR.n.k1)
 169 #define gp (psxRegs.GPR.n.gp)
 170 #define sp (psxRegs.GPR.n.sp)
 171 #define fp (psxRegs.GPR.n.s8)
 172 #define ra (psxRegs.GPR.n.ra)
 173 #define pc0 (psxRegs.pc)
 174
 175 #define Ra0 ((char *)PSXM(a0))
 176 #define Ra1 ((char *)PSXM(a1))
 177 #define Ra2 ((char *)PSXM(a2))
 178 #define Ra3 ((char *)PSXM(a3))
 179 #define Rv0 ((char *)PSXM(v0))
 180 #define Rsp ((char *)PSXM(sp))
 181
 182 typedef struct {
 183         u32 desc;
 184         s32 status;
 185         s32 mode;
 186         u32 fhandler;
 187 } EvCB[32];
 188
 189 #define EvStUNUSED      0x0000
 190 #define EvStWAIT        0x1000
 191 #define EvStACTIVE      0x2000
 192 #define EvStALREADY 0x4000
 193
 194 #define EvMdINTR        0x1000
 195 #define EvMdNOINTR      0x2000
 196
 197 /*
 198 typedef struct {
 199         s32 next;
 200         s32 func1;
 201         s32 func2;
 202         s32 pad;
 203 } SysRPst;
 204 */
 205
 206 typedef struct {
 207         s32 status;
 208         s32 mode;
 209         u32 reg[32];
 210         u32 func;
 211 } TCB;
 212
 213 typedef struct {
 214         u32 _pc0;
 215         u32 gp0;
 216         u32 t_addr;
 217         u32 t_size;
 218         u32 d_addr;
 219         u32 d_size;
 220         u32 b_addr;
 221         u32 b_size;
 222         u32 S_addr;
 223         u32 s_size;
 224         u32 _sp, _fp, _gp, ret, base;
 225 } EXEC;
 226
 227 struct DIRENTRY {
 228         char name[20];
 229         s32 attr;
 230         s32 size;
 231         u32 next;
 232         s32 head;
 233         char system[4];
 234 };
 235
 236 typedef struct {
 237         char name[32];
 238         u32  mode;
 239         u32  offset;
 240         u32  size;
 241         u32  mcfile;
 242 } FileDesc;
 243
 244 static u32 *jmp_int = NULL;
 245 static int *pad_buf = NULL;
 246 static char *pad_buf1 = NULL, *pad_buf2 = NULL;
 247 static int pad_buf1len, pad_buf2len;
 248
 249 static u32 regs[35];
 250 static EvCB *Event;
 251 static EvCB *HwEV; // 0xf0
 252 static EvCB *EvEV; // 0xf1
 253 static EvCB *RcEV; // 0xf2
 254 static EvCB *UeEV; // 0xf3
 255 static EvCB *SwEV; // 0xf4
 256 static EvCB *ThEV; // 0xff
 257 static u32 *heap_addr = NULL;
 258 static u32 *heap_end = NULL;
 259 static u32 SysIntRP[8];
 260 static int CardState = -1;
 261 static TCB Thread[8];
 262 static int CurThread = 0;
 263 static FileDesc FDesc[32];
 264 static u32 card_active_chan;
 265
 266 boolean hleSoftCall = FALSE;
 267
 268 static inline void softCall(u32 pc) {
 269         pc0 = pc;
 270         ra = 0x80001000;
 271
 272         hleSoftCall = TRUE;
 273
 274         while (pc0 != 0x80001000) psxCpu->ExecuteBlock();
 275
 276         hleSoftCall = FALSE;
 277 }
 278
 279 static inline void softCall2(u32 pc) {
 280         u32 sra = ra;
 281         pc0 = pc;
 282         ra = 0x80001000;
 283
 284         hleSoftCall = TRUE;
 285
 286         while (pc0 != 0x80001000) psxCpu->ExecuteBlock();
 287         ra = sra;
 288
 289         hleSoftCall = FALSE;
 290 }
 291
 292 static inline void DeliverEvent(u32 ev, u32 spec) {
 293         if (Event[ev][spec].status != EvStACTIVE) return;
 294
 295 //      Event[ev][spec].status = EvStALREADY;
 296         if (Event[ev][spec].mode == EvMdINTR) {
 297                 softCall2(Event[ev][spec].fhandler);
 298         } else Event[ev][spec].status = EvStALREADY;
 299 }
 300
 301 static inline void SaveRegs() {
 302         memcpy(regs, psxRegs.GPR.r, 32*4);
 303         regs[32] = psxRegs.GPR.n.lo;
 304         regs[33] = psxRegs.GPR.n.hi;
 305         regs[34] = psxRegs.pc;
 306 }
 307
 308 static inline void LoadRegs() {
 309         memcpy(psxRegs.GPR.r, regs, 32*4);
 310         psxRegs.GPR.n.lo = regs[32];
 311         psxRegs.GPR.n.hi = regs[33];
 312 }
 313
 314 /*                                           *
 315 //                                           *
 316 //                                           *
 317 //               System calls A0             */
 318
 319 /* Internally redirects to "FileRead(fd,tempbuf,1)".*/
 320 /* For some strange reason, the returned character is sign-expanded; */
 321 /* So if a return value of FFFFFFFFh could mean either character FFh, or error. */
 322 /* TODO FIX ME : Properly implement this behaviour */
 323 void psxBios_getc(void) // 0x03, 0x35
 324 {
 325         void *pa1 = Ra1;
 326 #ifdef PSXBIOS_LOG
 327         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x03]);
 328 #endif
 329         v0 = -1;
 330
 331         if (pa1) {
 332                 switch (a0) {
 333                         case 2: buread(pa1, 1, 1); break;
 334                         case 3: buread(pa1, 2, 1); break;
 335                 }
 336         }
 337
 338         pc0 = ra;
 339 }
 340
 341 /* Copy of psxBios_write, except size is 1. */
 342 void psxBios_putc(void) // 0x09, 0x3B
 343 {
 344         void *pa1 = Ra1;
 345 #ifdef PSXBIOS_LOG
 346         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x09]);
 347 #endif
 348         v0 = -1;
 349         if (!pa1) {
 350                 pc0 = ra;
 351                 return;
 352         }
 353
 354         if (a0 == 1) { // stdout
 355                 char *ptr = (char *)pa1;
 356
 357                 v0 = a2;
 358                 while (a2 > 0) {
 359                         printf("%c", *ptr++); a2--;
 360                 }
 361                 pc0 = ra; return;
 362         }
 363
 364         switch (a0) {
 365                 case 2: buwrite(pa1, 1, 1); break;
 366                 case 3: buwrite(pa1, 2, 1); break;
 367         }
 368
 369         pc0 = ra;
 370 }
 371
 372 void psxBios_abs() { // 0x0e
 373         if ((s32)a0 < 0) v0 = -(s32)a0;
 374         else v0 = a0;
 375         pc0 = ra;
 376 }
 377
 378 void psxBios_labs() { // 0x0f
 379         psxBios_abs();
 380 }
 381
 382 void psxBios_atoi() { // 0x10
 383         s32 n = 0, f = 0;
 384         char *p = (char *)Ra0;
 385
 386         for (;;p++) {
 387                 switch (*p) {
 388                         case ' ': case '\t': continue;
 389                         case '-': f++;
 390                         case '+': p++;
 391                 }
 392                 break;
 393         }
 394
 395         while (*p >= '0' && *p <= '9') {
 396                 n = n * 10 + *p++ - '0';
 397         }
 398
 399         v0 = (f ? -n : n);
 400         pc0 = ra;
 401 }
 402
 403 void psxBios_atol() { // 0x11
 404         psxBios_atoi();
 405 }
 406
 407 void psxBios_setjmp() { // 0x13
 408         u32 *jmp_buf = (u32 *)Ra0;
 409         int i;
 410
 411 #ifdef PSXBIOS_LOG
 412         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x13]);
 413 #endif
 414
 415         jmp_buf[0] = ra;
 416         jmp_buf[1] = sp;
 417         jmp_buf[2] = fp;
 418         for (i = 0; i < 8; i++) // s0-s7
 419                 jmp_buf[3 + i] = psxRegs.GPR.r[16 + i];
 420         jmp_buf[11] = gp;
 421
 422         v0 = 0; pc0 = ra;
 423 }
 424
 425 void psxBios_longjmp() { // 0x14
 426         u32 *jmp_buf = (u32 *)Ra0;
 427         int i;
 428
 429 #ifdef PSXBIOS_LOG
 430         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x14]);
 431 #endif
 432
 433         ra = jmp_buf[0]; /* ra */
 434         sp = jmp_buf[1]; /* sp */
 435         fp = jmp_buf[2]; /* fp */
 436         for (i = 0; i < 8; i++) // s0-s7
 437                 psxRegs.GPR.r[16 + i] = jmp_buf[3 + i];
 438         gp = jmp_buf[11]; /* gp */
 439
 440         v0 = a1; pc0 = ra;
 441 }
 442
 443 void psxBios_strcat() { // 0x15
 444         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 445
 446 #ifdef PSXBIOS_LOG
 447         PSXBIOS_LOG("psxBios_%s: %s, %s\n", biosA0n[0x15], Ra0, Ra1);
 448 #endif
 449         if (a0 == 0 || a1 == 0)
 450         {
 451                 v0 = 0;
 452                 pc0 = ra;
 453                 return;
 454         }
 455         while (*p1++);
 456         --p1;
 457         while ((*p1++ = *p2++) != '\0');
 458
 459         v0 = a0; pc0 = ra;
 460 }
 461
 462 void psxBios_strncat() { // 0x16
 463         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 464         s32 n = a2;
 465
 466 #ifdef PSXBIOS_LOG
 467         PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x16], Ra0, a0, Ra1, a1, a2);
 468 #endif
 469
 470         while (*p1++);
 471         --p1;
 472         while ((*p1++ = *p2++) != '\0') {
 473                 if (--n < 0) {
 474                         *--p1 = '\0';
 475                         break;
 476                 }
 477         }
 478
 479         v0 = a0; pc0 = ra;
 480 }
 481
 482 void psxBios_strcmp() { // 0x17
 483         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 484
 485 #ifdef PSXBIOS_LOG
 486         PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x)\n", biosA0n[0x17], Ra0, a0, Ra1, a1);
 487 #endif
 488
 489         while (*p1 == *p2++) {
 490                 if (*p1++ == '\0') {
 491                         v0 = 0;
 492                         pc0 = ra;
 493                         return;
 494                 }
 495         }
 496
 497         v0 = (*p1 - *--p2);
 498         pc0 = ra;
 499 }
 500
 501 void psxBios_strncmp() { // 0x18
 502         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 503         s32 n = a2;
 504
 505 #ifdef PSXBIOS_LOG
 506         PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x18], Ra0, a0, Ra1, a1, a2);
 507 #endif
 508
 509         while (--n >= 0 && *p1 == *p2++) {
 510                 if (*p1++ == '\0') {
 511                         v0 = 0;
 512                         pc0 = ra;
 513                         return;
 514                 }
 515         }
 516
 517         v0 = (n < 0 ? 0 : *p1 - *--p2);
 518         pc0 = ra;
 519 }
 520
 521 void psxBios_strcpy() { // 0x19
 522         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 523         while ((*p1++ = *p2++) != '\0');
 524
 525         v0 = a0; pc0 = ra;
 526 }
 527
 528 void psxBios_strncpy() { // 0x1a
 529         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 530         s32 n = a2, i;
 531
 532         for (i = 0; i < n; i++) {
 533                 if ((*p1++ = *p2++) == '\0') {
 534                         while (++i < n) {
 535                                 *p1++ = '\0';
 536                         }
 537                         v0 = a0; pc0 = ra;
 538                         return;
 539                 }
 540         }
 541
 542         v0 = a0; pc0 = ra;
 543 }
 544
 545 void psxBios_strlen() { // 0x1b
 546         char *p = (char *)Ra0;
 547         v0 = 0;
 548         while (*p++) v0++;
 549         pc0 = ra;
 550 }
 551
 552 void psxBios_index() { // 0x1c
 553         char *p = (char *)Ra0;
 554
 555         do {
 556                 if (*p == a1) {
 557                         v0 = a0 + (p - (char *)Ra0);
 558                         pc0 = ra;
 559                         return;
 560                 }
 561         } while (*p++ != '\0');
 562
 563         v0 = 0; pc0 = ra;
 564 }
 565
 566 void psxBios_rindex() { // 0x1d
 567         char *p = (char *)Ra0;
 568
 569         v0 = 0;
 570
 571         do {
 572                 if (*p == a1)
 573                         v0 = a0 + (p - (char *)Ra0);
 574         } while (*p++ != '\0');
 575
 576         pc0 = ra;
 577 }
 578
 579 void psxBios_strchr() { // 0x1e
 580         psxBios_index();
 581 }
 582
 583 void psxBios_strrchr() { // 0x1f
 584         psxBios_rindex();
 585 }
 586
 587 void psxBios_strpbrk() { // 0x20
 588         char *p1 = (char *)Ra0, *p2 = (char *)Ra1, *scanp, c, sc;
 589
 590         while ((c = *p1++) != '\0') {
 591                 for (scanp = p2; (sc = *scanp++) != '\0';) {
 592                         if (sc == c) {
 593                                 v0 = a0 + (p1 - 1 - (char *)Ra0);
 594                                 pc0 = ra;
 595                                 return;
 596                         }
 597                 }
 598         }
 599
 600         // BUG: return a0 instead of NULL if not found
 601         v0 = a0; pc0 = ra;
 602 }
 603
 604 void psxBios_strspn() { // 0x21
 605         char *p1, *p2;
 606
 607         for (p1 = (char *)Ra0; *p1 != '\0'; p1++) {
 608                 for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++);
 609                 if (*p2 == '\0') break;
 610         }
 611
 612         v0 = p1 - (char *)Ra0; pc0 = ra;
 613 }
 614
 615 void psxBios_strcspn() { // 0x22
 616         char *p1, *p2;
 617
 618         for (p1 = (char *)Ra0; *p1 != '\0'; p1++) {
 619                 for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++);
 620                 if (*p2 != '\0') break;
 621         }
 622
 623         v0 = p1 - (char *)Ra0; pc0 = ra;
 624 }
 625
 626 void psxBios_strtok() { // 0x23
 627         char *pcA0 = (char *)Ra0;
 628         char *pcRet = strtok(pcA0, (char *)Ra1);
 629         if (pcRet)
 630                 v0 = a0 + pcRet - pcA0;
 631         else
 632                 v0 = 0;
 633         pc0 = ra;
 634 }
 635
 636 void psxBios_strstr() { // 0x24
 637         char *p = (char *)Ra0, *p1, *p2;
 638
 639         while (*p != '\0') {
 640                 p1 = p;
 641                 p2 = (char *)Ra1;
 642
 643                 while (*p1 != '\0' && *p2 != '\0' && *p1 == *p2) {
 644                         p1++; p2++;
 645                 }
 646
 647                 if (*p2 == '\0') {
 648                         v0 = a0 + (p - (char *)Ra0);
 649                         pc0 = ra;
 650                         return;
 651                 }
 652
 653                 p++;
 654         }
 655
 656         v0 = 0; pc0 = ra;
 657 }
 658
 659 void psxBios_toupper() { // 0x25
 660         v0 = (s8)(a0 & 0xff);
 661         if (v0 >= 'a' && v0 <= 'z') v0 -= 'a' - 'A';
 662         pc0 = ra;
 663 }
 664
 665 void psxBios_tolower() { // 0x26
 666         v0 = (s8)(a0 & 0xff);
 667         if (v0 >= 'A' && v0 <= 'Z') v0 += 'a' - 'A';
 668         pc0 = ra;
 669 }
 670
 671 void psxBios_bcopy() { // 0x27
 672         char *p1 = (char *)Ra1, *p2 = (char *)Ra0;
 673         while ((s32)a2-- > 0) *p1++ = *p2++;
 674
 675         pc0 = ra;
 676 }
 677
 678 void psxBios_bzero() { // 0x28
 679         char *p = (char *)Ra0;
 680         while ((s32)a1-- > 0) *p++ = '\0';
 681
 682         pc0 = ra;
 683 }
 684
 685 void psxBios_bcmp() { // 0x29
 686         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 687
 688         if (a0 == 0 || a1 == 0) { v0 = 0; pc0 = ra; return; }
 689
 690         while ((s32)a2-- > 0) {
 691                 if (*p1++ != *p2++) {
 692                         v0 = *p1 - *p2; // BUG: compare the NEXT byte
 693                         pc0 = ra;
 694                         return;
 695                 }
 696         }
 697
 698         v0 = 0; pc0 = ra;
 699 }
 700
 701 void psxBios_memcpy() { // 0x2a
 702         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 703         while ((s32)a2-- > 0) *p1++ = *p2++;
 704
 705         v0 = a0; pc0 = ra;
 706 }
 707
 708 void psxBios_memset() { // 0x2b
 709         char *p = (char *)Ra0;
 710         while ((s32)a2-- > 0) *p++ = (char)a1;
 711
 712         a2 = 0;
 713         v0 = a0; pc0 = ra;
 714 }
 715
 716 void psxBios_memmove() { // 0x2c
 717         char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
 718
 719         if (p2 <= p1 && p2 + a2 > p1) {
 720                 a2++; // BUG: copy one more byte here
 721                 p1 += a2;
 722                 p2 += a2;
 723                 while ((s32)a2-- > 0) *--p1 = *--p2;
 724         } else {
 725                 while ((s32)a2-- > 0) *p1++ = *p2++;
 726         }
 727
 728         v0 = a0; pc0 = ra;
 729 }
 730
 731 void psxBios_memcmp() { // 0x2d
 732         psxBios_bcmp();
 733 }
 734
 735 void psxBios_memchr() { // 0x2e
 736         char *p = (char *)Ra0;
 737
 738         while ((s32)a2-- > 0) {
 739                 if (*p++ != (s8)a1) continue;
 740                 v0 = a0 + (p - (char *)Ra0 - 1);
 741                 pc0 = ra;
 742                 return;
 743         }
 744
 745         v0 = 0; pc0 = ra;
 746 }
 747
 748 void psxBios_rand() { // 0x2f
 749         u32 s = psxMu32(0x9010) * 1103515245 + 12345;
 750         v0 = (s >> 16) & 0x7fff;
 751         psxMu32ref(0x9010) = SWAPu32(s);
 752         pc0 = ra;
 753 }
 754
 755 void psxBios_srand() { // 0x30
 756         psxMu32ref(0x9010) = SWAPu32(a0);
 757         pc0 = ra;
 758 }
 759
 760 static u32 qscmpfunc, qswidth;
 761
 762 static inline int qscmp(char *a, char *b) {
 763         u32 sa0 = a0;
 764
 765         a0 = sa0 + (a - (char *)PSXM(sa0));
 766         a1 = sa0 + (b - (char *)PSXM(sa0));
 767
 768         softCall2(qscmpfunc);
 769
 770         a0 = sa0;
 771         return (s32)v0;
 772 }
 773
 774 static inline void qexchange(char *i, char *j) {
 775         char t;
 776         int n = qswidth;
 777
 778         do {
 779                 t = *i;
 780                 *i++ = *j;
 781                 *j++ = t;
 782         } while (--n);
 783 }
 784
 785 static inline void q3exchange(char *i, char *j, char *k) {
 786         char t;
 787         int n = qswidth;
 788
 789         do {
 790                 t = *i;
 791                 *i++ = *k;
 792                 *k++ = *j;
 793                 *j++ = t;
 794         } while (--n);
 795 }
 796
 797 static void qsort_main(char *a, char *l) {
 798         char *i, *j, *lp, *hp;
 799         int c;
 800         unsigned int n;
 801
 802 start:
 803         if ((n = l - a) <= qswidth)
 804                 return;
 805         n = qswidth * (n / (2 * qswidth));
 806         hp = lp = a + n;
 807         i = a;
 808         j = l - qswidth;
 809         while (TRUE) {
 810                 if (i < lp) {
 811                         if ((c = qscmp(i, lp)) == 0) {
 812                                 qexchange(i, lp -= qswidth);
 813                                 continue;
 814                         }
 815                         if (c < 0) {
 816                                 i += qswidth;
 817                                 continue;
 818                         }
 819                 }
 820
 821 loop:
 822                 if (j > hp) {
 823                         if ((c = qscmp(hp, j)) == 0) {
 824                                 qexchange(hp += qswidth, j);
 825                                 goto loop;
 826                         }
 827                         if (c > 0) {
 828                                 if (i == lp) {
 829                                         q3exchange(i, hp += qswidth, j);
 830                                         i = lp += qswidth;
 831                                         goto loop;
 832                                 }
 833                                 qexchange(i, j);
 834                                 j -= qswidth;
 835                                 i += qswidth;
 836                                 continue;
 837                         }
 838                         j -= qswidth;
 839                         goto loop;
 840                 }
 841
 842                 if (i == lp) {
 843                         if (lp - a >= l - hp) {
 844                                 qsort_main(hp + qswidth, l);
 845                                 l = lp;
 846                         } else {
 847                                 qsort_main(a, lp);
 848                                 a = hp + qswidth;
 849                         }
 850                         goto start;
 851                 }
 852
 853                 q3exchange(j, lp -= qswidth, i);
 854                 j = hp -= qswidth;
 855         }
 856 }
 857
 858 void psxBios_qsort() { // 0x31
 859         qswidth = a2;
 860         qscmpfunc = a3;
 861         qsort_main((char *)Ra0, (char *)Ra0 + a1 * a2);
 862
 863         pc0 = ra;
 864 }
 865
 866 void psxBios_malloc() { // 0x33
 867         unsigned int *chunk, *newchunk = NULL;
 868         unsigned int dsize = 0, csize, cstat;
 869         int colflag;
 870 #ifdef PSXBIOS_LOG
 871         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x33]);
 872 #endif
 873
 874         // scan through heap and combine free chunks of space
 875         chunk = heap_addr;
 876         colflag = 0;
 877         while(chunk < heap_end) {
 878                 // get size and status of actual chunk
 879                 csize = ((u32)*chunk) & 0xfffffffc;
 880                 cstat = ((u32)*chunk) & 1;
 881
 882                 // it's a free chunk
 883                 if(cstat == 1) {
 884                         if(colflag == 0) {
 885                                 newchunk = chunk;
 886                                 dsize = csize;
 887                                 colflag = 1;                    // let's begin a new collection of free memory
 888                         }
 889                         else dsize += (csize+4);        // add the new size including header
 890                 }
 891                 // not a free chunk: did we start a collection ?
 892                 else {
 893                         if(colflag == 1) {                      // collection is over
 894                                 colflag = 0;
 895                                 *newchunk = SWAP32(dsize | 1);
 896                         }
 897                 }
 898
 899                 // next chunk
 900                 chunk = (u32*)((uptr)chunk + csize + 4);
 901         }
 902         // if neccessary free memory on end of heap
 903         if (colflag == 1)
 904                 *newchunk = SWAP32(dsize | 1);
 905
 906         chunk = heap_addr;
 907         csize = ((u32)*chunk) & 0xfffffffc;
 908         cstat = ((u32)*chunk) & 1;
 909         dsize = (a0 + 3) & 0xfffffffc;
 910
 911         // exit on uninitialized heap
 912         if (chunk == NULL) {
 913                 SysPrintf("malloc %x,%x: Uninitialized Heap!\n", v0, a0);
 914                 v0 = 0;
 915                 pc0 = ra;
 916                 return;
 917         }
 918
 919         // search an unused chunk that is big enough until the end of the heap
 920         while ((dsize > csize || cstat == 0) && chunk < heap_end ) {
 921                 chunk = (u32*)((uptr)chunk + csize + 4);
 922                 csize = ((u32)*chunk) & 0xfffffffc;
 923                 cstat = ((u32)*chunk) & 1;
 924         }
 925
 926         // catch out of memory
 927         if(chunk >= heap_end) { SysPrintf("malloc %x,%x: Out of memory error!\n", v0, a0); v0 = 0; pc0 = ra; return; }
 928
 929         // allocate memory
 930         if(dsize == csize) {
 931                 // chunk has same size
 932                 *chunk &= 0xfffffffc;
 933         }
 934         else {
 935                 // split free chunk
 936                 *chunk = SWAP32(dsize);
 937                 newchunk = (u32*)((uptr)chunk + dsize + 4);
 938                 *newchunk = SWAP32(((csize - dsize - 4) & 0xfffffffc) | 1);
 939         }
 940
 941         // return pointer to allocated memory
 942         v0 = ((unsigned long)chunk - (unsigned long)psxM) + 4;
 943         v0|= 0x80000000;
 944         SysPrintf ("malloc %x,%x\n", v0, a0);
 945         pc0 = ra;
 946 }
 947
 948 void psxBios_free() { // 0x34
 949
 950 #ifdef PSXBIOS_LOG
 951         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x34]);
 952 #endif
 953
 954         SysPrintf("free %x: %x bytes\n", a0, *(u32*)(Ra0-4));
 955
 956         *(u32*)(Ra0-4) |= 1;    // set chunk to free
 957         pc0 = ra;
 958 }
 959
 960 void psxBios_calloc() { // 0x37
 961         void *pv0;
 962 #ifdef PSXBIOS_LOG
 963         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x37]);
 964 #endif
 965
 966         a0 = a0 * a1;
 967         psxBios_malloc();
 968         pv0 = Rv0;
 969         if (pv0)
 970                 memset(pv0, 0, a0);
 971 }
 972
 973 void psxBios_realloc() { // 0x38
 974         u32 block = a0;
 975         u32 size = a1;
 976 #ifdef PSXBIOS_LOG
 977         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x38]);
 978 #endif
 979
 980         a0 = block;
 981         psxBios_free();
 982         a0 = size;
 983         psxBios_malloc();
 984 }
 985
 986
 987 /* InitHeap(void *block , int n) */
 988 void psxBios_InitHeap() { // 0x39
 989         unsigned int size;
 990
 991 #ifdef PSXBIOS_LOG
 992         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x39]);
 993 #endif
 994
 995         if (((a0 & 0x1fffff) + a1)>= 0x200000) size = 0x1ffffc - (a0 & 0x1fffff);
 996         else size = a1;
 997
 998         size &= 0xfffffffc;
 999
1000         heap_addr = (u32 *)Ra0;
1001         heap_end = (u32 *)((u8 *)heap_addr + size);
1002         *heap_addr = SWAP32(size | 1);
1003
1004         SysPrintf("InitHeap %x,%x : %x %x\n",a0,a1, (int)((uptr)heap_addr-(uptr)psxM), size);
1005
1006         pc0 = ra;
1007 }
1008
1009 void psxBios_getchar() { //0x3b
1010         v0 = getchar(); pc0 = ra;
1011 }
1012
1013 void psxBios_printf() { // 0x3f
1014         char tmp[1024];
1015         char tmp2[1024];
1016         u32 save[4];
1017         char *ptmp = tmp;
1018         int n=1, i=0, j;
1019         void *psp;
1020
1021         psp = PSXM(sp);
1022         if (psp) {
1023                 memcpy(save, psp, 4 * 4);
1024                 psxMu32ref(sp) = SWAP32((u32)a0);
1025                 psxMu32ref(sp + 4) = SWAP32((u32)a1);
1026                 psxMu32ref(sp + 8) = SWAP32((u32)a2);
1027                 psxMu32ref(sp + 12) = SWAP32((u32)a3);
1028         }
1029
1030         while (Ra0[i]) {
1031                 switch (Ra0[i]) {
1032                         case '%':
1033                                 j = 0;
1034                                 tmp2[j++] = '%';
1035 _start:
1036                                 switch (Ra0[++i]) {
1037                                         case '.':
1038                                         case 'l':
1039                                                 tmp2[j++] = Ra0[i]; goto _start;
1040                                         default:
1041                                                 if (Ra0[i] >= '0' && Ra0[i] <= '9') {
1042                                                         tmp2[j++] = Ra0[i];
1043                                                         goto _start;
1044                                                 }
1045                                                 break;
1046                                 }
1047                                 tmp2[j++] = Ra0[i];
1048                                 tmp2[j] = 0;
1049
1050                                 switch (Ra0[i]) {
1051                                         case 'f': case 'F':
1052                                                 ptmp += sprintf(ptmp, tmp2, (float)psxMu32(sp + n * 4)); n++; break;
1053                                         case 'a': case 'A':
1054                                         case 'e': case 'E':
1055                                         case 'g': case 'G':
1056                                                 ptmp += sprintf(ptmp, tmp2, (double)psxMu32(sp + n * 4)); n++; break;
1057                                         case 'p':
1058                                         case 'i': case 'u':
1059                                         case 'd': case 'D':
1060                                         case 'o': case 'O':
1061                                         case 'x': case 'X':
1062                                                 ptmp += sprintf(ptmp, tmp2, (unsigned int)psxMu32(sp + n * 4)); n++; break;
1063                                         case 'c':
1064                                                 ptmp += sprintf(ptmp, tmp2, (unsigned char)psxMu32(sp + n * 4)); n++; break;
1065                                         case 's':
1066                                                 ptmp += sprintf(ptmp, tmp2, (char*)PSXM(psxMu32(sp + n * 4))); n++; break;
1067                                         case '%':
1068                                                 *ptmp++ = Ra0[i]; break;
1069                                 }
1070                                 i++;
1071                                 break;
1072                         default:
1073                                 *ptmp++ = Ra0[i++];
1074                 }
1075         }
1076         *ptmp = 0;
1077
1078         if (psp)
1079                 memcpy(psp, save, 4 * 4);
1080
1081         SysPrintf("%s", tmp);
1082
1083         pc0 = ra;
1084 }
1085
1086 void psxBios_format() { // 0x41
1087         if (strcmp(Ra0, "bu00:") == 0 && Config.Mcd1[0] != '\0')
1088         {
1089                 CreateMcd(Config.Mcd1);
1090                 LoadMcd(1, Config.Mcd1);
1091                 v0 = 1;
1092         }
1093         else if (strcmp(Ra0, "bu10:") == 0 && Config.Mcd2[0] != '\0')
1094         {
1095                 CreateMcd(Config.Mcd2);
1096                 LoadMcd(2, Config.Mcd2);
1097                 v0 = 1;
1098         }
1099         else
1100         {
1101                 v0 = 0;
1102         }
1103         pc0 = ra;
1104 }
1105
1106 /*
1107  *      long Load(char *name, struct EXEC *header);
1108  */
1109
1110 void psxBios_Load() { // 0x42
1111         EXE_HEADER eheader;
1112         void *pa1;
1113
1114 #ifdef PSXBIOS_LOG
1115         PSXBIOS_LOG("psxBios_%s: %s, %x\n", biosA0n[0x42], Ra0, a1);
1116 #endif
1117
1118         pa1 = Ra1;
1119         if (pa1 && LoadCdromFile(Ra0, &eheader) == 0) {
1120                 memcpy(pa1, ((char*)&eheader)+16, sizeof(EXEC));
1121                 v0 = 1;
1122         } else v0 = 0;
1123
1124         pc0 = ra;
1125 }
1126
1127 /*
1128  *      int Exec(struct EXEC *header , int argc , char **argv);
1129  */
1130
1131 void psxBios_Exec() { // 43
1132         EXEC *header = (EXEC*)Ra0;
1133         u32 tmp;
1134
1135 #ifdef PSXBIOS_LOG
1136         PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosA0n[0x43], a0, a1, a2);
1137 #endif
1138
1139         header->_sp = sp;
1140         header->_fp = fp;
1141         header->_sp = sp;
1142         header->_gp = gp;
1143         header->ret = ra;
1144         header->base = s0;
1145
1146         if (header->S_addr != 0) {
1147                 tmp = header->S_addr + header->s_size;
1148                 sp = tmp;
1149                 fp = sp;
1150         }
1151
1152         gp = header->gp0;
1153
1154         s0 = a0;
1155
1156         a0 = a1;
1157         a1 = a2;
1158
1159         ra = 0x8000;
1160         pc0 = header->_pc0;
1161 }
1162
1163 void psxBios_FlushCache() { // 44
1164 #ifdef PSXBIOS_LOG
1165         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x44]);
1166 #endif
1167
1168         pc0 = ra;
1169 }
1170
1171 void psxBios_GPU_dw() { // 0x46
1172         int size;
1173         s32 *ptr;
1174
1175 #ifdef PSXBIOS_LOG
1176         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x46]);
1177 #endif
1178
1179         GPU_writeData(0xa0000000);
1180         GPU_writeData((a1<<16)|(a0&0xffff));
1181         GPU_writeData((a3<<16)|(a2&0xffff));
1182         size = (a2*a3+1)/2;
1183         ptr = (s32*)PSXM(Rsp[4]);  //that is correct?
1184         do {
1185                 GPU_writeData(SWAP32(*ptr));
1186                 ptr++;
1187         } while(--size);
1188
1189         pc0 = ra;
1190 }
1191
1192 void psxBios_mem2vram() { // 0x47
1193         int size;
1194
1195         GPU_writeData(0xa0000000);
1196         GPU_writeData((a1<<16)|(a0&0xffff));
1197         GPU_writeData((a3<<16)|(a2&0xffff));
1198         size = (a2*a3+1)/2;
1199         GPU_writeStatus(0x04000002);
1200         psxHwWrite32(0x1f8010f4,0);
1201         psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800);
1202         psxHwWrite32(0x1f8010a0,Rsp[4]);//might have a buggy...
1203         psxHwWrite32(0x1f8010a4,((size/16)<<16)|16);
1204         psxHwWrite32(0x1f8010a8,0x01000201);
1205
1206         pc0 = ra;
1207 }
1208
1209 void psxBios_SendGPU() { // 0x48
1210         GPU_writeStatus(a0);
1211         gpuSyncPluginSR();
1212         pc0 = ra;
1213 }
1214
1215 void psxBios_GPU_cw() { // 0x49
1216         GPU_writeData(a0);
1217         pc0 = ra;
1218 }
1219
1220 void psxBios_GPU_cwb() { // 0x4a
1221         s32 *ptr = (s32*)Ra0;
1222         int size = a1;
1223         while(size--) {
1224                 GPU_writeData(SWAP32(*ptr));
1225                 ptr++;
1226         }
1227
1228         pc0 = ra;
1229 }
1230
1231 void psxBios_GPU_SendPackets() { //4b:
1232         GPU_writeStatus(0x04000002);
1233         psxHwWrite32(0x1f8010f4,0);
1234         psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800);
1235         psxHwWrite32(0x1f8010a0,a0);
1236         psxHwWrite32(0x1f8010a4,0);
1237         psxHwWrite32(0x1f8010a8,0x010000401);
1238         pc0 = ra;
1239 }
1240
1241 void psxBios_sys_a0_4c() { // 0x4c GPU relate
1242         psxHwWrite32(0x1f8010a8,0x00000401);
1243         GPU_writeData(0x0400000);
1244         GPU_writeData(0x0200000);
1245         GPU_writeData(0x0100000);
1246         v0 = 0x1f801814;
1247         pc0 = ra;
1248 }
1249
1250 void psxBios_GPU_GetGPUStatus() { // 0x4d
1251         v0 = GPU_readStatus();
1252         pc0 = ra;
1253 }
1254
1255 #undef s_addr
1256
1257 void psxBios_LoadExec() { // 51
1258         EXEC *header = (EXEC*)PSXM(0xf000);
1259         u32 s_addr, s_size;
1260
1261 #ifdef PSXBIOS_LOG
1262         PSXBIOS_LOG("psxBios_%s: %s: %x,%x\n", biosA0n[0x51], Ra0, a1, a2);
1263 #endif
1264         s_addr = a1; s_size = a2;
1265
1266         a1 = 0xf000;
1267         psxBios_Load();
1268
1269         header->S_addr = s_addr;
1270         header->s_size = s_size;
1271
1272         a0 = 0xf000; a1 = 0; a2 = 0;
1273         psxBios_Exec();
1274 }
1275
1276 void psxBios__bu_init() { // 70
1277 #ifdef PSXBIOS_LOG
1278         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x70]);
1279 #endif
1280
1281         DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1282         DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1283
1284         pc0 = ra;
1285 }
1286
1287 void psxBios__96_init() { // 71
1288 #ifdef PSXBIOS_LOG
1289         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x71]);
1290 #endif
1291
1292         pc0 = ra;
1293 }
1294
1295 void psxBios__96_remove() { // 72
1296 #ifdef PSXBIOS_LOG
1297         PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x72]);
1298 #endif
1299
1300         pc0 = ra;
1301 }
1302
1303 void psxBios_SetMem() { // 9f
1304         u32 new = psxHu32(0x1060);
1305
1306 #ifdef PSXBIOS_LOG
1307         PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosA0n[0x9f], a0, a1);
1308 #endif
1309
1310         switch(a0) {
1311                 case 2:
1312                         psxHu32ref(0x1060) = SWAP32(new);
1313                         psxMu32ref(0x060) = a0;
1314                         SysPrintf("Change effective memory : %d MBytes\n",a0);
1315                         break;
1316
1317                 case 8:
1318                         psxHu32ref(0x1060) = SWAP32(new | 0x300);
1319                         psxMu32ref(0x060) = a0;
1320                         SysPrintf("Change effective memory : %d MBytes\n",a0);
1321
1322                 default:
1323                         SysPrintf("Effective memory must be 2/8 MBytes\n");
1324                 break;
1325         }
1326
1327         pc0 = ra;
1328 }
1329
1330 void psxBios__card_info() { // ab
1331 #ifdef PSXBIOS_LOG
1332         PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xab], a0);
1333 #endif
1334         u32 ret;
1335         card_active_chan = a0;
1336
1337         switch (card_active_chan)
1338         {
1339         case 0x00: case 0x01: case 0x02: case 0x03:
1340                 ret = Config.Mcd1[0] ? 0x2 : 0x8;
1341                 break;
1342         case 0x10: case 0x11: case 0x12: case 0x13:
1343                 ret = Config.Mcd2[0] ? 0x2 : 0x8;
1344                 break;
1345         default:
1346 #ifdef PSXBIOS_LOG
1347                 PSXBIOS_LOG("psxBios_%s: UNKNOWN PORT 0x%x\n", biosA0n[0xab], card_active_chan);
1348 #endif
1349                 ret = 0x11;
1350                 break;
1351         }
1352
1353 //      DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1354 //      DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1355         DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1356         DeliverEvent(0x81, ret); // 0xf4000001, 0x0004
1357
1358         v0 = 1; pc0 = ra;
1359 }
1360
1361 void psxBios__card_load() { // ac
1362 #ifdef PSXBIOS_LOG
1363         PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xac], a0);
1364 #endif
1365
1366         card_active_chan = a0;
1367
1368 //      DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1369         DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1370
1371         v0 = 1; pc0 = ra;
1372 }
1373
1374 /* System calls B0 */
1375
1376 void psxBios_SetRCnt() { // 02
1377 #ifdef PSXBIOS_LOG
1378         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x02]);
1379 #endif
1380
1381         a0&= 0x3;
1382         if (a0 != 3) {
1383                 u32 mode=0;
1384
1385                 psxRcntWtarget(a0, a1);
1386                 if (a2&0x1000) mode|= 0x050; // Interrupt Mode
1387                 if (a2&0x0100) mode|= 0x008; // Count to 0xffff
1388                 if (a2&0x0010) mode|= 0x001; // Timer stop mode
1389                 if (a0 == 2) { if (a2&0x0001) mode|= 0x200; } // System Clock mode
1390                 else         { if (a2&0x0001) mode|= 0x100; } // System Clock mode
1391
1392                 psxRcntWmode(a0, mode);
1393         }
1394         pc0 = ra;
1395 }
1396
1397 void psxBios_GetRCnt() { // 03
1398 #ifdef PSXBIOS_LOG
1399         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x03]);
1400 #endif
1401
1402         a0&= 0x3;
1403         if (a0 != 3) v0 = psxRcntRcount(a0);
1404         else v0 = 0;
1405         pc0 = ra;
1406 }
1407
1408 void psxBios_StartRCnt() { // 04
1409 #ifdef PSXBIOS_LOG
1410         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x04]);
1411 #endif
1412
1413         a0&= 0x3;
1414         if (a0 != 3) psxHu32ref(0x1074)|= SWAP32((u32)((1<<(a0+4))));
1415         else psxHu32ref(0x1074)|= SWAPu32(0x1);
1416         v0 = 1; pc0 = ra;
1417 }
1418
1419 void psxBios_StopRCnt() { // 05
1420 #ifdef PSXBIOS_LOG
1421         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x05]);
1422 #endif
1423
1424         a0&= 0x3;
1425         if (a0 != 3) psxHu32ref(0x1074)&= SWAP32((u32)(~(1<<(a0+4))));
1426         else psxHu32ref(0x1074)&= SWAPu32(~0x1);
1427         pc0 = ra;
1428 }
1429
1430 void psxBios_ResetRCnt() { // 06
1431 #ifdef PSXBIOS_LOG
1432         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x06]);
1433 #endif
1434
1435         a0&= 0x3;
1436         if (a0 != 3) {
1437                 psxRcntWmode(a0, 0);
1438                 psxRcntWtarget(a0, 0);
1439                 psxRcntWcount(a0, 0);
1440         }
1441         pc0 = ra;
1442 }
1443
1444
1445 /* gets ev for use with Event */
1446 #define GetEv() \
1447         ev = (a0 >> 24) & 0xf; \
1448         if (ev == 0xf) ev = 0x5; \
1449         ev*= 32; \
1450         ev+= a0&0x1f;
1451
1452 /* gets spec for use with Event */
1453 #define GetSpec() \
1454         spec = 0; \
1455         switch (a1) { \
1456                 case 0x0301: spec = 16; break; \
1457                 case 0x0302: spec = 17; break; \
1458                 default: \
1459                         for (i=0; i<16; i++) if (a1 & (1 << i)) { spec = i; break; } \
1460                         break; \
1461         }
1462
1463 void psxBios_DeliverEvent() { // 07
1464         int ev, spec;
1465         int i;
1466
1467         GetEv();
1468         GetSpec();
1469
1470 #ifdef PSXBIOS_LOG
1471         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x07], ev, spec);
1472 #endif
1473
1474         DeliverEvent(ev, spec);
1475
1476         pc0 = ra;
1477 }
1478
1479 void psxBios_OpenEvent() { // 08
1480         int ev, spec;
1481         int i;
1482
1483         GetEv();
1484         GetSpec();
1485
1486 #ifdef PSXBIOS_LOG
1487         PSXBIOS_LOG("psxBios_%s %x,%x (class:%x, spec:%x, mode:%x, func:%x)\n", biosB0n[0x08], ev, spec, a0, a1, a2, a3);
1488 #endif
1489
1490         Event[ev][spec].status = EvStWAIT;
1491         Event[ev][spec].mode = a2;
1492         Event[ev][spec].fhandler = a3;
1493
1494         v0 = ev | (spec << 8);
1495         pc0 = ra;
1496 }
1497
1498 void psxBios_CloseEvent() { // 09
1499         int ev, spec;
1500
1501         ev   = a0 & 0xff;
1502         spec = (a0 >> 8) & 0xff;
1503
1504 #ifdef PSXBIOS_LOG
1505         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x09], ev, spec);
1506 #endif
1507
1508         Event[ev][spec].status = EvStUNUSED;
1509
1510         v0 = 1; pc0 = ra;
1511 }
1512
1513 void psxBios_WaitEvent() { // 0a
1514         int ev, spec;
1515
1516         ev   = a0 & 0xff;
1517         spec = (a0 >> 8) & 0xff;
1518
1519 #ifdef PSXBIOS_LOG
1520         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0a], ev, spec);
1521 #endif
1522
1523         Event[ev][spec].status = EvStACTIVE;
1524
1525         v0 = 1; pc0 = ra;
1526 }
1527
1528 void psxBios_TestEvent() { // 0b
1529         int ev, spec;
1530
1531         ev   = a0 & 0xff;
1532         spec = (a0 >> 8) & 0xff;
1533
1534         if (Event[ev][spec].status == EvStALREADY) {
1535                 Event[ev][spec].status = EvStACTIVE; v0 = 1;
1536         } else v0 = 0;
1537
1538 #ifdef PSXBIOS_LOG
1539         PSXBIOS_LOG("psxBios_%s %x,%x: %x\n", biosB0n[0x0b], ev, spec, v0);
1540 #endif
1541
1542         pc0 = ra;
1543 }
1544
1545 void psxBios_EnableEvent() { // 0c
1546         int ev, spec;
1547
1548         ev   = a0 & 0xff;
1549         spec = (a0 >> 8) & 0xff;
1550
1551 #ifdef PSXBIOS_LOG
1552         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0c], ev, spec);
1553 #endif
1554
1555         Event[ev][spec].status = EvStACTIVE;
1556
1557         v0 = 1; pc0 = ra;
1558 }
1559
1560 void psxBios_DisableEvent() { // 0d
1561         int ev, spec;
1562
1563         ev   = a0 & 0xff;
1564         spec = (a0 >> 8) & 0xff;
1565
1566 #ifdef PSXBIOS_LOG
1567         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0d], ev, spec);
1568 #endif
1569
1570         Event[ev][spec].status = EvStWAIT;
1571
1572         v0 = 1; pc0 = ra;
1573 }
1574
1575 /*
1576  *      long OpenTh(long (*func)(), unsigned long sp, unsigned long gp);
1577  */
1578
1579 void psxBios_OpenTh() { // 0e
1580         int th;
1581
1582         for (th=1; th<8; th++)
1583                 if (Thread[th].status == 0) break;
1584
1585 #ifdef PSXBIOS_LOG
1586         PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0e], th);
1587 #endif
1588
1589         Thread[th].status = 1;
1590         Thread[th].func    = a0;
1591         Thread[th].reg[29] = a1;
1592         Thread[th].reg[28] = a2;
1593
1594         v0 = th; pc0 = ra;
1595 }
1596
1597 /*
1598  *      int CloseTh(long thread);
1599  */
1600
1601 void psxBios_CloseTh() { // 0f
1602         int th = a0 & 0xff;
1603
1604 #ifdef PSXBIOS_LOG
1605         PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0f], th);
1606 #endif
1607
1608         if (Thread[th].status == 0) {
1609                 v0 = 0;
1610         } else {
1611                 Thread[th].status = 0;
1612                 v0 = 1;
1613         }
1614
1615         pc0 = ra;
1616 }
1617
1618 /*
1619  *      int ChangeTh(long thread);
1620  */
1621
1622 void psxBios_ChangeTh() { // 10
1623         int th = a0 & 0xff;
1624
1625 #ifdef PSXBIOS_LOG
1626 //      PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x10], th);
1627 #endif
1628
1629         if (Thread[th].status == 0 || CurThread == th) {
1630                 v0 = 0;
1631
1632                 pc0 = ra;
1633         } else {
1634                 v0 = 1;
1635
1636                 if (Thread[CurThread].status == 2) {
1637                         Thread[CurThread].status = 1;
1638                         Thread[CurThread].func = ra;
1639                         memcpy(Thread[CurThread].reg, psxRegs.GPR.r, 32*4);
1640                 }
1641
1642                 memcpy(psxRegs.GPR.r, Thread[th].reg, 32*4);
1643                 pc0 = Thread[th].func;
1644                 Thread[th].status = 2;
1645                 CurThread = th;
1646         }
1647 }
1648
1649 void psxBios_InitPAD() { // 0x12
1650 #ifdef PSXBIOS_LOG
1651         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x12]);
1652 #endif
1653
1654         pad_buf1 = (char*)Ra0;
1655         pad_buf1len = a1;
1656         pad_buf2 = (char*)Ra2;
1657         pad_buf2len = a3;
1658
1659         v0 = 1; pc0 = ra;
1660 }
1661
1662 void psxBios_StartPAD() { // 13
1663 #ifdef PSXBIOS_LOG
1664         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x13]);
1665 #endif
1666
1667         psxHwWrite16(0x1f801074, (unsigned short)(psxHwRead16(0x1f801074) | 0x1));
1668         psxRegs.CP0.n.Status |= 0x401;
1669         pc0 = ra;
1670 }
1671
1672 void psxBios_StopPAD() { // 14
1673 #ifdef PSXBIOS_LOG
1674         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x14]);
1675 #endif
1676
1677         pad_buf1 = NULL;
1678         pad_buf2 = NULL;
1679         pc0 = ra;
1680 }
1681
1682 void psxBios_PAD_init() { // 15
1683 #ifdef PSXBIOS_LOG
1684         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x15]);
1685 #endif
1686         if (!(a0 == 0x20000000 || a0 == 0x20000001))
1687         {
1688                 v0 = 0;
1689                 pc0 = ra;
1690                 return;
1691         }
1692         psxHwWrite16(0x1f801074, (u16)(psxHwRead16(0x1f801074) | 0x1));
1693         pad_buf = (int *)Ra1;
1694         *pad_buf = -1;
1695         psxRegs.CP0.n.Status |= 0x401;
1696         v0 = 2;
1697         pc0 = ra;
1698 }
1699
1700 void psxBios_PAD_dr() { // 16
1701 #ifdef PSXBIOS_LOG
1702         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x16]);
1703 #endif
1704
1705         v0 = -1; pc0 = ra;
1706 }
1707
1708 void psxBios_ReturnFromException() { // 17
1709         LoadRegs();
1710
1711         pc0 = psxRegs.CP0.n.EPC;
1712         if (psxRegs.CP0.n.Cause & 0x80000000) pc0 += 4;
1713
1714         psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
1715                                                   ((psxRegs.CP0.n.Status & 0x3c) >> 2);
1716 }
1717
1718 void psxBios_ResetEntryInt() { // 18
1719 #ifdef PSXBIOS_LOG
1720         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x18]);
1721 #endif
1722
1723         jmp_int = NULL;
1724         pc0 = ra;
1725 }
1726
1727 void psxBios_HookEntryInt() { // 19
1728 #ifdef PSXBIOS_LOG
1729         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x19]);
1730 #endif
1731
1732         jmp_int = (u32*)Ra0;
1733         pc0 = ra;
1734 }
1735
1736 void psxBios_UnDeliverEvent() { // 0x20
1737         int ev, spec;
1738         int i;
1739
1740         GetEv();
1741         GetSpec();
1742
1743 #ifdef PSXBIOS_LOG
1744         PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x20], ev, spec);
1745 #endif
1746
1747         if (Event[ev][spec].status == EvStALREADY &&
1748                 Event[ev][spec].mode == EvMdNOINTR)
1749                 Event[ev][spec].status = EvStACTIVE;
1750
1751         pc0 = ra;
1752 }
1753
1754 char ffile[64], *pfile;
1755 int nfile;
1756 static void buopen(int mcd, u8 *ptr, u8 *cfg)
1757 {
1758         int i;
1759         u8 *fptr = ptr;
1760
1761         strcpy(FDesc[1 + mcd].name, Ra0+5);
1762         FDesc[1 + mcd].offset = 0;
1763         FDesc[1 + mcd].mode   = a1;
1764
1765         for (i=1; i<16; i++) {
1766                 fptr += 128;
1767                 if ((*fptr & 0xF0) != 0x50) continue;
1768                 if (strcmp(FDesc[1 + mcd].name, fptr+0xa)) continue;
1769                 FDesc[1 + mcd].mcfile = i;
1770                 SysPrintf("open %s\n", fptr+0xa);
1771                 v0 = 1 + mcd;
1772                 break;
1773         }
1774         if (a1 & 0x200 && v0 == -1) { /* FCREAT */
1775                 fptr = ptr;
1776                 for (i=1; i<16; i++) {
1777                         int j, xor, nblk = a1 >> 16;
1778                         u8 *pptr, *fptr2;
1779
1780                         fptr += 128;
1781                         if ((*fptr & 0xF0) != 0xa0) continue;
1782
1783                         FDesc[1 + mcd].mcfile = i;
1784                         fptr[0] = 0x51;
1785                         fptr[4] = 0x00;
1786                         fptr[5] = 0x20 * nblk;
1787                         fptr[6] = 0x00;
1788                         fptr[7] = 0x00;
1789                         strcpy(fptr+0xa, FDesc[1 + mcd].name);
1790                         pptr = fptr2 = fptr;
1791                         for(j=2; j<=nblk; j++) {
1792                                 int k;
1793                                 for(i++; i<16; i++) {
1794                                         fptr2 += 128;
1795
1796                                         memset(fptr2, 0, 128);
1797                                         fptr2[0] = j < nblk ? 0x52 : 0x53;
1798                                         pptr[8] = i - 1;
1799                                         pptr[9] = 0;
1800                                         for (k=0, xor=0; k<127; k++) xor^= pptr[k];
1801                                         pptr[127] = xor;
1802                                         pptr = fptr2;
1803                                         break;
1804                                 }
1805                                 /* shouldn't this return ENOSPC if i == 16? */
1806                         }
1807                         pptr[8] = pptr[9] = 0xff;
1808                         for (j=0, xor=0; j<127; j++) xor^= pptr[j];
1809                         pptr[127] = xor;
1810                         SysPrintf("openC %s %d\n", ptr, nblk);
1811                         v0 = 1 + mcd;
1812                         /* just go ahead and resave them all */
1813                         SaveMcd(cfg, ptr, 128, 128 * 15);
1814                         break;
1815                 }
1816                 /* shouldn't this return ENOSPC if i == 16? */
1817         }
1818 }
1819
1820 /*
1821  *      int open(char *name , int mode);
1822  */
1823
1824 void psxBios_open() { // 0x32
1825         int i;
1826         char *ptr;
1827         void *pa0 = Ra0;
1828
1829 #ifdef PSXBIOS_LOG
1830         PSXBIOS_LOG("psxBios_%s: %s,%x\n", biosB0n[0x32], Ra0, a1);
1831 #endif
1832
1833         v0 = -1;
1834
1835         if (pa0) {
1836                 if (!strncmp(pa0, "bu00", 4)) {
1837                         buopen(1, Mcd1Data, Config.Mcd1);
1838                 }
1839
1840                 if (!strncmp(pa0, "bu10", 4)) {
1841                         buopen(2, Mcd2Data, Config.Mcd2);
1842                 }
1843         }
1844
1845         pc0 = ra;
1846 }
1847
1848 /*
1849  *      int lseek(int fd , int offset , int whence);
1850  */
1851
1852 void psxBios_lseek() { // 0x33
1853 #ifdef PSXBIOS_LOG
1854         PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x33], a0, a1, a2);
1855 #endif
1856
1857         switch (a2) {
1858                 case 0: // SEEK_SET
1859                         FDesc[a0].offset = a1;
1860                         v0 = a1;
1861 //                      DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1862 //                      DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1863                         break;
1864
1865                 case 1: // SEEK_CUR
1866                         FDesc[a0].offset+= a1;
1867                         v0 = FDesc[a0].offset;
1868                         break;
1869         }
1870
1871         pc0 = ra;
1872 }
1873
1874 #define buread(Ra1, mcd, length) { \
1875         SysPrintf("read %d: %x,%x (%s)\n", FDesc[1 + mcd].mcfile, FDesc[1 + mcd].offset, a2, Mcd##mcd##Data + 128 * FDesc[1 + mcd].mcfile + 0xa); \
1876         ptr = Mcd##mcd##Data + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \
1877         memcpy(Ra1, ptr, length); \
1878         DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \
1879         DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \
1880         if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \
1881         else v0 = length; \
1882         FDesc[1 + mcd].offset += v0; \
1883 }
1884
1885
1886
1887 /*
1888  *      int read(int fd , void *buf , int nbytes);
1889  */
1890
1891 void psxBios_read() { // 0x34
1892         char *ptr;
1893         void *pa1 = Ra1;
1894
1895 #ifdef PSXBIOS_LOG
1896         PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x34], a0, a1, a2);
1897 #endif
1898
1899         v0 = -1;
1900
1901         if (pa1) {
1902                 switch (a0) {
1903                         case 2: buread(pa1, 1, a2); break;
1904                         case 3: buread(pa1, 2, a2); break;
1905                 }
1906         }
1907
1908         pc0 = ra;
1909 }
1910
1911 #define buwrite(Ra1, mcd, length) { \
1912         u32 offset =  + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \
1913         SysPrintf("write %d: %x,%x\n", FDesc[1 + mcd].mcfile, FDesc[1 + mcd].offset, a2); \
1914         ptr = Mcd##mcd##Data + offset; \
1915         memcpy(ptr, Ra1, length); \
1916         DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \
1917         DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \
1918         FDesc[1 + mcd].offset += length; \
1919         if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \
1920         else v0 = length; \
1921 }
1922
1923 /*
1924  *      int write(int fd , void *buf , int nbytes);
1925  */
1926
1927 void psxBios_write() { // 0x35/0x03
1928         char *ptr;
1929         void *pa1 = Ra1;
1930
1931 #ifdef PSXBIOS_LOG
1932         PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x35], a0, a1, a2);
1933 #endif
1934
1935         v0 = -1;
1936         if (!pa1) {
1937                 pc0 = ra;
1938                 return;
1939         }
1940
1941         if (a0 == 1) { // stdout
1942                 char *ptr = pa1;
1943
1944                 v0 = a2;
1945                 while (a2 > 0) {
1946                         SysPrintf("%c", *ptr++); a2--;
1947                 }
1948                 pc0 = ra; return;
1949         }
1950
1951         switch (a0) {
1952                 case 2: buwrite(pa1, 1, a2); break;
1953                 case 3: buwrite(pa1, 2, a2); break;
1954         }
1955
1956         pc0 = ra;
1957 }
1958
1959 /*
1960  *      int close(int fd);
1961  */
1962
1963 void psxBios_close() { // 0x36
1964 #ifdef PSXBIOS_LOG
1965         PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x36], a0);
1966 #endif
1967
1968         v0 = a0;
1969         pc0 = ra;
1970 }
1971
1972 void psxBios_putchar() { // 3d
1973         SysPrintf("%c", (char)a0);
1974         pc0 = ra;
1975 }
1976
1977 void psxBios_puts() { // 3e/3f
1978         SysPrintf("%s", Ra0);
1979         pc0 = ra;
1980 }
1981
1982 char ffile[64], *pfile;
1983 int nfile;
1984
1985 #define bufile(mcd) { \
1986         while (nfile < 16) { \
1987                 int match=1; \
1988  \
1989                 ptr = Mcd##mcd##Data + 128 * (nfile + 1); \
1990                 nfile++; \
1991                 if ((*ptr & 0xF0) != 0x50) continue; \
1992                 /* Bug link files show up as free block. */ \
1993                 if (!ptr[0xa]) continue; \
1994                 ptr+= 0xa; \
1995                 if (pfile[0] == 0) { \
1996                         strncpy(dir->name, ptr, sizeof(dir->name)); \
1997                         dir->name[sizeof(dir->name) - 1] = '\0'; \
1998                 } else for (i=0; i<20; i++) { \
1999                         if (pfile[i] == ptr[i]) { \
2000                                                                 dir->name[i] = ptr[i]; continue; } \
2001                         if (pfile[i] == '?') { \
2002                                 dir->name[i] = ptr[i]; continue; } \
2003                         if (pfile[i] == '*') { \
2004                                 strcpy(dir->name+i, ptr+i); break; } \
2005                         match = 0; break; \
2006                 } \
2007                 SysPrintf("%d : %s = %s + %s (match=%d)\n", nfile, dir->name, pfile, ptr, match); \
2008                 if (match == 0) { continue; } \
2009                 dir->size = 8192; \
2010                 v0 = _dir; \
2011                 break; \
2012         } \
2013 }
2014
2015 /*
2016  *      struct DIRENTRY* firstfile(char *name,struct DIRENTRY *dir);
2017  */
2018
2019 void psxBios_firstfile() { // 42
2020         struct DIRENTRY *dir = (struct DIRENTRY *)Ra1;
2021         void *pa0 = Ra0;
2022         u32 _dir = a1;
2023         char *ptr;
2024         int i;
2025
2026 #ifdef PSXBIOS_LOG
2027         PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x42], Ra0);
2028 #endif
2029
2030         v0 = 0;
2031
2032         if (pa0) {
2033                 strcpy(ffile, pa0);
2034                 pfile = ffile+5;
2035                 nfile = 1;
2036                 if (!strncmp(pa0, "bu00", 4)) {
2037                         bufile(1);
2038                 } else if (!strncmp(pa0, "bu10", 4)) {
2039                         bufile(2);
2040                 }
2041         }
2042
2043         // firstfile() calls _card_read() internally, so deliver it's event
2044         DeliverEvent(0x11, 0x2);
2045
2046         pc0 = ra;
2047 }
2048
2049 /*
2050  *      struct DIRENTRY* nextfile(struct DIRENTRY *dir);
2051  */
2052
2053 void psxBios_nextfile() { // 43
2054         struct DIRENTRY *dir = (struct DIRENTRY *)Ra0;
2055         u32 _dir = a0;
2056         char *ptr;
2057         int i;
2058
2059 #ifdef PSXBIOS_LOG
2060         PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x43], dir->name);
2061 #endif
2062
2063         v0 = 0;
2064
2065         if (!strncmp(ffile, "bu00", 4)) {
2066                 bufile(1);
2067         }
2068
2069         if (!strncmp(ffile, "bu10", 4)) {
2070                 bufile(2);
2071         }
2072
2073         pc0 = ra;
2074 }
2075
2076 #define burename(mcd) { \
2077         for (i=1; i<16; i++) { \
2078                 int namelen, j, xor = 0; \
2079                 ptr = Mcd##mcd##Data + 128 * i; \
2080                 if ((*ptr & 0xF0) != 0x50) continue; \
2081                 if (strcmp(Ra0+5, ptr+0xa)) continue; \
2082                 namelen = strlen(Ra1+5); \
2083                 memcpy(ptr+0xa, Ra1+5, namelen); \
2084                 memset(ptr+0xa+namelen, 0, 0x75-namelen); \
2085                 for (j=0; j<127; j++) xor^= ptr[j]; \
2086                 ptr[127] = xor; \
2087                 SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i + 0xa, 0x76); \
2088                 v0 = 1; \
2089                 break; \
2090         } \
2091 }
2092
2093 /*
2094  *      int rename(char *old, char *new);
2095  */
2096
2097 void psxBios_rename() { // 44
2098         void *pa0 = Ra0;
2099         void *pa1 = Ra1;
2100         char *ptr;
2101         int i;
2102
2103 #ifdef PSXBIOS_LOG
2104         PSXBIOS_LOG("psxBios_%s: %s,%s\n", biosB0n[0x44], Ra0, Ra1);
2105 #endif
2106
2107         v0 = 0;
2108
2109         if (pa0 && pa1) {
2110                 if (!strncmp(pa0, "bu00", 4) && !strncmp(pa1, "bu00", 4)) {
2111                         burename(1);
2112                 }
2113
2114                 if (!strncmp(pa0, "bu10", 4) && !strncmp(pa1, "bu10", 4)) {
2115                         burename(2);
2116                 }
2117         }
2118
2119         pc0 = ra;
2120 }
2121
2122
2123 #define budelete(mcd) { \
2124         for (i=1; i<16; i++) { \
2125                 ptr = Mcd##mcd##Data + 128 * i; \
2126                 if ((*ptr & 0xF0) != 0x50) continue; \
2127                 if (strcmp(Ra0+5, ptr+0xa)) continue; \
2128                 *ptr = (*ptr & 0xf) | 0xA0; \
2129                 SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i, 1); \
2130                 SysPrintf("delete %s\n", ptr+0xa); \
2131                 v0 = 1; \
2132                 break; \
2133         } \
2134 }
2135
2136 /*
2137  *      int delete(char *name);
2138  */
2139
2140 void psxBios_delete() { // 45
2141         void *pa0 = Ra0;
2142         char *ptr;
2143         int i;
2144
2145 #ifdef PSXBIOS_LOG
2146         PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x45], Ra0);
2147 #endif
2148
2149         v0 = 0;
2150
2151         if (pa0) {
2152                 if (!strncmp(pa0, "bu00", 4)) {
2153                         budelete(1);
2154                 }
2155
2156                 if (!strncmp(pa0, "bu10", 4)) {
2157                         budelete(2);
2158                 }
2159         }
2160
2161         pc0 = ra;
2162 }
2163
2164 void psxBios_InitCARD() { // 4a
2165 #ifdef PSXBIOS_LOG
2166         PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x4a], a0);
2167 #endif
2168
2169         CardState = 0;
2170
2171         pc0 = ra;
2172 }
2173
2174 void psxBios_StartCARD() { // 4b
2175 #ifdef PSXBIOS_LOG
2176         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4b]);
2177 #endif
2178
2179         if (CardState == 0) CardState = 1;
2180
2181         pc0 = ra;
2182 }
2183
2184 void psxBios_StopCARD() { // 4c
2185 #ifdef PSXBIOS_LOG
2186         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4c]);
2187 #endif
2188
2189         if (CardState == 1) CardState = 0;
2190
2191         pc0 = ra;
2192 }
2193
2194 void psxBios__card_write() { // 0x4e
2195         void *pa2 = Ra2;
2196         int port;
2197
2198 #ifdef PSXBIOS_LOG
2199         PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2);
2200 #endif
2201         /* Function also accepts sector 400h (a bug) */
2202         if (!(a1 <= 0x400))
2203         {
2204                 /* Invalid sectors */
2205                 v0 = 0; pc0 = ra;
2206                 return;
2207         }
2208         card_active_chan = a0;
2209         port = a0 >> 4;
2210
2211         if (pa2) {
2212                 if (port == 0) {
2213                         memcpy(Mcd1Data + a1 * 128, pa2, 128);
2214                         SaveMcd(Config.Mcd1, Mcd1Data, a1 * 128, 128);
2215                 } else {
2216                         memcpy(Mcd2Data + a1 * 128, pa2, 128);
2217                         SaveMcd(Config.Mcd2, Mcd2Data, a1 * 128, 128);
2218                 }
2219         }
2220
2221         DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
2222 //      DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
2223
2224         v0 = 1; pc0 = ra;
2225 }
2226
2227 void psxBios__card_read() { // 0x4f
2228         void *pa2 = Ra2;
2229         int port;
2230
2231 #ifdef PSXBIOS_LOG
2232         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]);
2233 #endif
2234         /* Function also accepts sector 400h (a bug) */
2235         if (!(a1 <= 0x400))
2236         {
2237                 /* Invalid sectors */
2238                 v0 = 0; pc0 = ra;
2239                 return;
2240         }
2241         card_active_chan = a0;
2242         port = a0 >> 4;
2243
2244         if (pa2) {
2245                 if (port == 0) {
2246                         memcpy(pa2, Mcd1Data + a1 * 128, 128);
2247                 } else {
2248                         memcpy(pa2, Mcd2Data + a1 * 128, 128);
2249                 }
2250         }
2251
2252         DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
2253 //      DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
2254
2255         v0 = 1; pc0 = ra;
2256 }
2257
2258 void psxBios__new_card() { // 0x50
2259 #ifdef PSXBIOS_LOG
2260         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x50]);
2261 #endif
2262
2263         pc0 = ra;
2264 }
2265
2266 void psxBios_Krom2RawAdd() { // 0x51
2267         int i = 0;
2268
2269         const u32 table_8140[][2] = {
2270                 {0x8140, 0x0000}, {0x8180, 0x0762}, {0x81ad, 0x0cc6}, {0x81b8, 0x0ca8},
2271                 {0x81c0, 0x0f00}, {0x81c8, 0x0d98}, {0x81cf, 0x10c2}, {0x81da, 0x0e6a},
2272                 {0x81e9, 0x13ce}, {0x81f0, 0x102c}, {0x81f8, 0x1590}, {0x81fc, 0x111c},
2273                 {0x81fd, 0x1626}, {0x824f, 0x113a}, {0x8259, 0x20ee}, {0x8260, 0x1266},
2274                 {0x827a, 0x24cc}, {0x8281, 0x1572}, {0x829b, 0x28aa}, {0x829f, 0x187e},
2275                 {0x82f2, 0x32dc}, {0x8340, 0x2238}, {0x837f, 0x4362}, {0x8380, 0x299a},
2276                 {0x8397, 0x4632}, {0x839f, 0x2c4c}, {0x83b7, 0x49f2}, {0x83bf, 0x2f1c},
2277                 {0x83d7, 0x4db2}, {0x8440, 0x31ec}, {0x8461, 0x5dde}, {0x8470, 0x35ca},
2278                 {0x847f, 0x6162}, {0x8480, 0x378c}, {0x8492, 0x639c}, {0x849f, 0x39a8},
2279                 {0xffff, 0}
2280         };
2281
2282         const u32 table_889f[][2] = {
2283                 {0x889f, 0x3d68},  {0x8900, 0x40ec},  {0x897f, 0x4fb0},  {0x8a00, 0x56f4},
2284                 {0x8a7f, 0x65b8},  {0x8b00, 0x6cfc},  {0x8b7f, 0x7bc0},  {0x8c00, 0x8304},
2285                 {0x8c7f, 0x91c8},  {0x8d00, 0x990c},  {0x8d7f, 0xa7d0},  {0x8e00, 0xaf14},
2286                 {0x8e7f, 0xbdd8},  {0x8f00, 0xc51c},  {0x8f7f, 0xd3e0},  {0x9000, 0xdb24},
2287                 {0x907f, 0xe9e8},  {0x9100, 0xf12c},  {0x917f, 0xfff0},  {0x9200, 0x10734},
2288                 {0x927f, 0x115f8}, {0x9300, 0x11d3c}, {0x937f, 0x12c00}, {0x9400, 0x13344},
2289                 {0x947f, 0x14208}, {0x9500, 0x1494c}, {0x957f, 0x15810}, {0x9600, 0x15f54},
2290                 {0x967f, 0x16e18}, {0x9700, 0x1755c}, {0x977f, 0x18420}, {0x9800, 0x18b64},
2291                 {0xffff, 0}
2292         };
2293
2294         if (a0 >= 0x8140 && a0 <= 0x84be) {
2295                 while (table_8140[i][0] <= a0) i++;
2296                 a0 -= table_8140[i - 1][0];
2297                 v0 = 0xbfc66000 + (a0 * 0x1e + table_8140[i - 1][1]);
2298         } else if (a0 >= 0x889f && a0 <= 0x9872) {
2299                 while (table_889f[i][0] <= a0) i++;
2300                 a0 -= table_889f[i - 1][0];
2301                 v0 = 0xbfc66000 + (a0 * 0x1e + table_889f[i - 1][1]);
2302         } else {
2303                 v0 = 0xffffffff;
2304         }
2305
2306         pc0 = ra;
2307 }
2308
2309 void psxBios_GetC0Table() { // 56
2310 #ifdef PSXBIOS_LOG
2311         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x56]);
2312 #endif
2313
2314         v0 = 0x674; pc0 = ra;
2315 }
2316
2317 void psxBios_GetB0Table() { // 57
2318 #ifdef PSXBIOS_LOG
2319         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x57]);
2320 #endif
2321
2322         v0 = 0x874; pc0 = ra;
2323 }
2324
2325 void psxBios__card_chan() { // 0x58
2326 #ifdef PSXBIOS_LOG
2327         PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x58]);
2328 #endif
2329
2330         v0 = card_active_chan;
2331         pc0 = ra;
2332 }
2333
2334 void psxBios_ChangeClearPad() { // 5b
2335 #ifdef PSXBIOS_LOG
2336         PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x5b], a0);
2337 #endif
2338
2339         pc0 = ra;
2340 }
2341
2342 /* System calls C0 */
2343
2344 /*
2345  * int SysEnqIntRP(int index , long *queue);
2346  */
2347
2348 void psxBios_SysEnqIntRP() { // 02
2349 #ifdef PSXBIOS_LOG
2350         PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x02] ,a0);
2351 #endif
2352
2353         SysIntRP[a0] = a1;
2354
2355         v0 = 0; pc0 = ra;
2356 }
2357
2358 /*
2359  * int SysDeqIntRP(int index , long *queue);
2360  */
2361
2362 void psxBios_SysDeqIntRP() { // 03
2363 #ifdef PSXBIOS_LOG
2364         PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x03], a0);
2365 #endif
2366
2367         SysIntRP[a0] = 0;
2368
2369         v0 = 0; pc0 = ra;
2370 }
2371
2372 void psxBios_ChangeClearRCnt() { // 0a
2373         u32 *ptr;
2374
2375 #ifdef PSXBIOS_LOG
2376         PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosC0n[0x0a], a0, a1);
2377 #endif
2378
2379         ptr = (u32*)PSXM((a0 << 2) + 0x8600);
2380         v0 = *ptr;
2381         *ptr = a1;
2382
2383 //      psxRegs.CP0.n.Status|= 0x404;
2384         pc0 = ra;
2385 }
2386
2387 void psxBios_dummy() {
2388 #ifdef PSXBIOS_LOG
2389         PSXBIOS_LOG("unk %x call: %x\n", pc0 & 0x1fffff, t1);
2390 #endif
2391         pc0 = ra;
2392 }
2393
2394 void (*biosA0[256])();
2395 void (*biosB0[256])();
2396 void (*biosC0[256])();
2397
2398 #include "sjisfont.h"
2399
2400 void psxBiosInit() {
2401         u32 base, size;
2402         u32 *ptr;
2403         int i;
2404         uLongf len;
2405
2406         for(i = 0; i < 256; i++) {
2407                 biosA0[i] = NULL;
2408                 biosB0[i] = NULL;
2409                 biosC0[i] = NULL;
2410         }
2411         biosA0[0x3e] = psxBios_puts;
2412         biosA0[0x3f] = psxBios_printf;
2413
2414         biosB0[0x3d] = psxBios_putchar;
2415         biosB0[0x3f] = psxBios_puts;
2416
2417         if (!Config.HLE) return;
2418
2419         for(i = 0; i < 256; i++) {
2420                 if (biosA0[i] == NULL) biosA0[i] = psxBios_dummy;
2421                 if (biosB0[i] == NULL) biosB0[i] = psxBios_dummy;
2422                 if (biosC0[i] == NULL) biosC0[i] = psxBios_dummy;
2423         }
2424
2425         biosA0[0x00] = psxBios_open;
2426         biosA0[0x01] = psxBios_lseek;
2427         biosA0[0x02] = psxBios_read;
2428         biosA0[0x03] = psxBios_write;
2429         biosA0[0x04] = psxBios_close;
2430         //biosA0[0x05] = psxBios_ioctl;
2431         //biosA0[0x06] = psxBios_exit;
2432         //biosA0[0x07] = psxBios_sys_a0_07;
2433         biosA0[0x08] = psxBios_getc;
2434         biosA0[0x09] = psxBios_putc;
2435         //biosA0[0x0a] = psxBios_todigit;
2436         //biosA0[0x0b] = psxBios_atof;
2437         //biosA0[0x0c] = psxBios_strtoul;
2438         //biosA0[0x0d] = psxBios_strtol;
2439         biosA0[0x0e] = psxBios_abs;
2440         biosA0[0x0f] = psxBios_labs;
2441         biosA0[0x10] = psxBios_atoi;
2442         biosA0[0x11] = psxBios_atol;
2443         //biosA0[0x12] = psxBios_atob;
2444         biosA0[0x13] = psxBios_setjmp;
2445         biosA0[0x14] = psxBios_longjmp;
2446         biosA0[0x15] = psxBios_strcat;
2447         biosA0[0x16] = psxBios_strncat;
2448         biosA0[0x17] = psxBios_strcmp;
2449         biosA0[0x18] = psxBios_strncmp;
2450         biosA0[0x19] = psxBios_strcpy;
2451         biosA0[0x1a] = psxBios_strncpy;
2452         biosA0[0x1b] = psxBios_strlen;
2453         biosA0[0x1c] = psxBios_index;
2454         biosA0[0x1d] = psxBios_rindex;
2455         biosA0[0x1e] = psxBios_strchr;
2456         biosA0[0x1f] = psxBios_strrchr;
2457         biosA0[0x20] = psxBios_strpbrk;
2458         biosA0[0x21] = psxBios_strspn;
2459         biosA0[0x22] = psxBios_strcspn;
2460         biosA0[0x23] = psxBios_strtok;
2461         biosA0[0x24] = psxBios_strstr;
2462         biosA0[0x25] = psxBios_toupper;
2463         biosA0[0x26] = psxBios_tolower;
2464         biosA0[0x27] = psxBios_bcopy;
2465         biosA0[0x28] = psxBios_bzero;
2466         biosA0[0x29] = psxBios_bcmp;
2467         biosA0[0x2a] = psxBios_memcpy;
2468         biosA0[0x2b] = psxBios_memset;
2469         biosA0[0x2c] = psxBios_memmove;
2470         biosA0[0x2d] = psxBios_memcmp;
2471         biosA0[0x2e] = psxBios_memchr;
2472         biosA0[0x2f] = psxBios_rand;
2473         biosA0[0x30] = psxBios_srand;
2474         biosA0[0x31] = psxBios_qsort;
2475         //biosA0[0x32] = psxBios_strtod;
2476         biosA0[0x33] = psxBios_malloc;
2477         biosA0[0x34] = psxBios_free;
2478         //biosA0[0x35] = psxBios_lsearch;
2479         //biosA0[0x36] = psxBios_bsearch;
2480         biosA0[0x37] = psxBios_calloc;
2481         biosA0[0x38] = psxBios_realloc;
2482         biosA0[0x39] = psxBios_InitHeap;
2483         //biosA0[0x3a] = psxBios__exit;
2484         biosA0[0x3b] = psxBios_getchar;
2485         biosA0[0x3c] = psxBios_putchar;
2486         //biosA0[0x3d] = psxBios_gets;
2487         //biosA0[0x40] = psxBios_sys_a0_40;
2488         //biosA0[0x41] = psxBios_LoadTest;
2489         biosA0[0x42] = psxBios_Load;
2490         biosA0[0x43] = psxBios_Exec;
2491         biosA0[0x44] = psxBios_FlushCache;
2492         //biosA0[0x45] = psxBios_InstallInterruptHandler;
2493         biosA0[0x46] = psxBios_GPU_dw;
2494         biosA0[0x47] = psxBios_mem2vram;
2495         biosA0[0x48] = psxBios_SendGPU;
2496         biosA0[0x49] = psxBios_GPU_cw;
2497         biosA0[0x4a] = psxBios_GPU_cwb;
2498         biosA0[0x4b] = psxBios_GPU_SendPackets;
2499         biosA0[0x4c] = psxBios_sys_a0_4c;
2500         biosA0[0x4d] = psxBios_GPU_GetGPUStatus;
2501         //biosA0[0x4e] = psxBios_GPU_sync;
2502         //biosA0[0x4f] = psxBios_sys_a0_4f;
2503         //biosA0[0x50] = psxBios_sys_a0_50;
2504         biosA0[0x51] = psxBios_LoadExec;
2505         //biosA0[0x52] = psxBios_GetSysSp;
2506         //biosA0[0x53] = psxBios_sys_a0_53;
2507         //biosA0[0x54] = psxBios__96_init_a54;
2508         //biosA0[0x55] = psxBios__bu_init_a55;
2509         //biosA0[0x56] = psxBios__96_remove_a56;
2510         //biosA0[0x57] = psxBios_sys_a0_57;
2511         //biosA0[0x58] = psxBios_sys_a0_58;
2512         //biosA0[0x59] = psxBios_sys_a0_59;
2513         //biosA0[0x5a] = psxBios_sys_a0_5a;
2514         //biosA0[0x5b] = psxBios_dev_tty_init;
2515         //biosA0[0x5c] = psxBios_dev_tty_open;
2516         //biosA0[0x5d] = psxBios_sys_a0_5d;
2517         //biosA0[0x5e] = psxBios_dev_tty_ioctl;
2518         //biosA0[0x5f] = psxBios_dev_cd_open;
2519         //biosA0[0x60] = psxBios_dev_cd_read;
2520         //biosA0[0x61] = psxBios_dev_cd_close;
2521         //biosA0[0x62] = psxBios_dev_cd_firstfile;
2522         //biosA0[0x63] = psxBios_dev_cd_nextfile;
2523         //biosA0[0x64] = psxBios_dev_cd_chdir;
2524         //biosA0[0x65] = psxBios_dev_card_open;
2525         //biosA0[0x66] = psxBios_dev_card_read;
2526         //biosA0[0x67] = psxBios_dev_card_write;
2527         //biosA0[0x68] = psxBios_dev_card_close;
2528         //biosA0[0x69] = psxBios_dev_card_firstfile;
2529         //biosA0[0x6a] = psxBios_dev_card_nextfile;
2530         //biosA0[0x6b] = psxBios_dev_card_erase;
2531         //biosA0[0x6c] = psxBios_dev_card_undelete;
2532         //biosA0[0x6d] = psxBios_dev_card_format;
2533         //biosA0[0x6e] = psxBios_dev_card_rename;
2534         //biosA0[0x6f] = psxBios_dev_card_6f;
2535         biosA0[0x70] = psxBios__bu_init;
2536         biosA0[0x71] = psxBios__96_init;
2537         biosA0[0x72] = psxBios__96_remove;
2538         //biosA0[0x73] = psxBios_sys_a0_73;
2539         //biosA0[0x74] = psxBios_sys_a0_74;
2540         //biosA0[0x75] = psxBios_sys_a0_75;
2541         //biosA0[0x76] = psxBios_sys_a0_76;
2542         //biosA0[0x77] = psxBios_sys_a0_77;
2543         //biosA0[0x78] = psxBios__96_CdSeekL;
2544         //biosA0[0x79] = psxBios_sys_a0_79;
2545         //biosA0[0x7a] = psxBios_sys_a0_7a;
2546         //biosA0[0x7b] = psxBios_sys_a0_7b;
2547         //biosA0[0x7c] = psxBios__96_CdGetStatus;
2548         //biosA0[0x7d] = psxBios_sys_a0_7d;
2549         //biosA0[0x7e] = psxBios__96_CdRead;
2550         //biosA0[0x7f] = psxBios_sys_a0_7f;
2551         //biosA0[0x80] = psxBios_sys_a0_80;
2552         //biosA0[0x81] = psxBios_sys_a0_81;
2553         //biosA0[0x82] = psxBios_sys_a0_82;
2554         //biosA0[0x83] = psxBios_sys_a0_83;
2555         //biosA0[0x84] = psxBios_sys_a0_84;
2556         //biosA0[0x85] = psxBios__96_CdStop;
2557         //biosA0[0x86] = psxBios_sys_a0_86;
2558         //biosA0[0x87] = psxBios_sys_a0_87;
2559         //biosA0[0x88] = psxBios_sys_a0_88;
2560         //biosA0[0x89] = psxBios_sys_a0_89;
2561         //biosA0[0x8a] = psxBios_sys_a0_8a;
2562         //biosA0[0x8b] = psxBios_sys_a0_8b;
2563         //biosA0[0x8c] = psxBios_sys_a0_8c;
2564         //biosA0[0x8d] = psxBios_sys_a0_8d;
2565         //biosA0[0x8e] = psxBios_sys_a0_8e;
2566         //biosA0[0x8f] = psxBios_sys_a0_8f;
2567         //biosA0[0x90] = psxBios_sys_a0_90;
2568         //biosA0[0x91] = psxBios_sys_a0_91;
2569         //biosA0[0x92] = psxBios_sys_a0_92;
2570         //biosA0[0x93] = psxBios_sys_a0_93;
2571         //biosA0[0x94] = psxBios_sys_a0_94;
2572         //biosA0[0x95] = psxBios_sys_a0_95;
2573         //biosA0[0x96] = psxBios_AddCDROMDevice;
2574         //biosA0[0x97] = psxBios_AddMemCardDevide;
2575         //biosA0[0x98] = psxBios_DisableKernelIORedirection;
2576         //biosA0[0x99] = psxBios_EnableKernelIORedirection;
2577         //biosA0[0x9a] = psxBios_sys_a0_9a;
2578         //biosA0[0x9b] = psxBios_sys_a0_9b;
2579         //biosA0[0x9c] = psxBios_SetConf;
2580         //biosA0[0x9d] = psxBios_GetConf;
2581         //biosA0[0x9e] = psxBios_sys_a0_9e;
2582         biosA0[0x9f] = psxBios_SetMem;
2583         //biosA0[0xa0] = psxBios__boot;
2584         //biosA0[0xa1] = psxBios_SystemError;
2585         //biosA0[0xa2] = psxBios_EnqueueCdIntr;
2586         //biosA0[0xa3] = psxBios_DequeueCdIntr;
2587         //biosA0[0xa4] = psxBios_sys_a0_a4;
2588         //biosA0[0xa5] = psxBios_ReadSector;
2589         //biosA0[0xa6] = psxBios_get_cd_status;
2590         //biosA0[0xa7] = psxBios_bufs_cb_0;
2591         //biosA0[0xa8] = psxBios_bufs_cb_1;
2592         //biosA0[0xa9] = psxBios_bufs_cb_2;
2593         //biosA0[0xaa] = psxBios_bufs_cb_3;
2594         biosA0[0xab] = psxBios__card_info;
2595         biosA0[0xac] = psxBios__card_load;
2596         //biosA0[0axd] = psxBios__card_auto;
2597         //biosA0[0xae] = psxBios_bufs_cd_4;
2598         //biosA0[0xaf] = psxBios_sys_a0_af;
2599         //biosA0[0xb0] = psxBios_sys_a0_b0;
2600         //biosA0[0xb1] = psxBios_sys_a0_b1;
2601         //biosA0[0xb2] = psxBios_do_a_long_jmp
2602         //biosA0[0xb3] = psxBios_sys_a0_b3;
2603         //biosA0[0xb4] = psxBios_sub_function;
2604 //*******************B0 CALLS****************************
2605         //biosB0[0x00] = psxBios_SysMalloc;
2606         //biosB0[0x01] = psxBios_sys_b0_01;
2607         biosB0[0x02] = psxBios_SetRCnt;
2608         biosB0[0x03] = psxBios_GetRCnt;
2609         biosB0[0x04] = psxBios_StartRCnt;
2610         biosB0[0x05] = psxBios_StopRCnt;
2611         biosB0[0x06] = psxBios_ResetRCnt;
2612         biosB0[0x07] = psxBios_DeliverEvent;
2613         biosB0[0x08] = psxBios_OpenEvent;
2614         biosB0[0x09] = psxBios_CloseEvent;
2615         biosB0[0x0a] = psxBios_WaitEvent;
2616         biosB0[0x0b] = psxBios_TestEvent;
2617         biosB0[0x0c] = psxBios_EnableEvent;
2618         biosB0[0x0d] = psxBios_DisableEvent;
2619         biosB0[0x0e] = psxBios_OpenTh;
2620         biosB0[0x0f] = psxBios_CloseTh;
2621         biosB0[0x10] = psxBios_ChangeTh;
2622         //biosB0[0x11] = psxBios_psxBios_b0_11;
2623         biosB0[0x12] = psxBios_InitPAD;
2624         biosB0[0x13] = psxBios_StartPAD;
2625         biosB0[0x14] = psxBios_StopPAD;
2626         biosB0[0x15] = psxBios_PAD_init;
2627         biosB0[0x16] = psxBios_PAD_dr;
2628         biosB0[0x17] = psxBios_ReturnFromException;
2629         biosB0[0x18] = psxBios_ResetEntryInt;
2630         biosB0[0x19] = psxBios_HookEntryInt;
2631         //biosB0[0x1a] = psxBios_sys_b0_1a;
2632         //biosB0[0x1b] = psxBios_sys_b0_1b;
2633         //biosB0[0x1c] = psxBios_sys_b0_1c;
2634         //biosB0[0x1d] = psxBios_sys_b0_1d;
2635         //biosB0[0x1e] = psxBios_sys_b0_1e;
2636         //biosB0[0x1f] = psxBios_sys_b0_1f;
2637         biosB0[0x20] = psxBios_UnDeliverEvent;
2638         //biosB0[0x21] = psxBios_sys_b0_21;
2639         //biosB0[0x22] = psxBios_sys_b0_22;
2640         //biosB0[0x23] = psxBios_sys_b0_23;
2641         //biosB0[0x24] = psxBios_sys_b0_24;
2642         //biosB0[0x25] = psxBios_sys_b0_25;
2643         //biosB0[0x26] = psxBios_sys_b0_26;
2644         //biosB0[0x27] = psxBios_sys_b0_27;
2645         //biosB0[0x28] = psxBios_sys_b0_28;
2646         //biosB0[0x29] = psxBios_sys_b0_29;
2647         //biosB0[0x2a] = psxBios_sys_b0_2a;
2648         //biosB0[0x2b] = psxBios_sys_b0_2b;
2649         //biosB0[0x2c] = psxBios_sys_b0_2c;
2650         //biosB0[0x2d] = psxBios_sys_b0_2d;
2651         //biosB0[0x2e] = psxBios_sys_b0_2e;
2652         //biosB0[0x2f] = psxBios_sys_b0_2f;
2653         //biosB0[0x30] = psxBios_sys_b0_30;
2654         //biosB0[0x31] = psxBios_sys_b0_31;
2655         biosB0[0x32] = psxBios_open;
2656         biosB0[0x33] = psxBios_lseek;
2657         biosB0[0x34] = psxBios_read;
2658         biosB0[0x35] = psxBios_write;
2659         biosB0[0x36] = psxBios_close;
2660         //biosB0[0x37] = psxBios_ioctl;
2661         //biosB0[0x38] = psxBios_exit;
2662         //biosB0[0x39] = psxBios_sys_b0_39;
2663         //biosB0[0x3a] = psxBios_getc;
2664         //biosB0[0x3b] = psxBios_putc;
2665         biosB0[0x3c] = psxBios_getchar;
2666         //biosB0[0x3e] = psxBios_gets;
2667         //biosB0[0x40] = psxBios_cd;
2668         biosB0[0x41] = psxBios_format;
2669         biosB0[0x42] = psxBios_firstfile;
2670         biosB0[0x43] = psxBios_nextfile;
2671         biosB0[0x44] = psxBios_rename;
2672         biosB0[0x45] = psxBios_delete;
2673         //biosB0[0x46] = psxBios_undelete;
2674         //biosB0[0x47] = psxBios_AddDevice;
2675         //biosB0[0x48] = psxBios_RemoteDevice;
2676         //biosB0[0x49] = psxBios_PrintInstalledDevices;
2677         biosB0[0x4a] = psxBios_InitCARD;
2678         biosB0[0x4b] = psxBios_StartCARD;
2679         biosB0[0x4c] = psxBios_StopCARD;
2680         //biosB0[0x4d] = psxBios_sys_b0_4d;
2681         biosB0[0x4e] = psxBios__card_write;
2682         biosB0[0x4f] = psxBios__card_read;
2683         biosB0[0x50] = psxBios__new_card;
2684         biosB0[0x51] = psxBios_Krom2RawAdd;
2685         //biosB0[0x52] = psxBios_sys_b0_52;
2686         //biosB0[0x53] = psxBios_sys_b0_53;
2687         //biosB0[0x54] = psxBios__get_errno;
2688         //biosB0[0x55] = psxBios__get_error;
2689         biosB0[0x56] = psxBios_GetC0Table;
2690         biosB0[0x57] = psxBios_GetB0Table;
2691         biosB0[0x58] = psxBios__card_chan;
2692         //biosB0[0x59] = psxBios_sys_b0_59;
2693         //biosB0[0x5a] = psxBios_sys_b0_5a;
2694         biosB0[0x5b] = psxBios_ChangeClearPad;
2695         //biosB0[0x5c] = psxBios__card_status;
2696         //biosB0[0x5d] = psxBios__card_wait;
2697 //*******************C0 CALLS****************************
2698         //biosC0[0x00] = psxBios_InitRCnt;
2699         //biosC0[0x01] = psxBios_InitException;
2700         biosC0[0x02] = psxBios_SysEnqIntRP;
2701         biosC0[0x03] = psxBios_SysDeqIntRP;
2702         //biosC0[0x04] = psxBios_get_free_EvCB_slot;
2703         //biosC0[0x05] = psxBios_get_free_TCB_slot;
2704         //biosC0[0x06] = psxBios_ExceptionHandler;
2705         //biosC0[0x07] = psxBios_InstallExeptionHandler;
2706         //biosC0[0x08] = psxBios_SysInitMemory;
2707         //biosC0[0x09] = psxBios_SysInitKMem;
2708         biosC0[0x0a] = psxBios_ChangeClearRCnt;
2709         //biosC0[0x0b] = psxBios_SystemError;
2710         //biosC0[0x0c] = psxBios_InitDefInt;
2711         //biosC0[0x0d] = psxBios_sys_c0_0d;
2712         //biosC0[0x0e] = psxBios_sys_c0_0e;
2713         //biosC0[0x0f] = psxBios_sys_c0_0f;
2714         //biosC0[0x10] = psxBios_sys_c0_10;
2715         //biosC0[0x11] = psxBios_sys_c0_11;
2716         //biosC0[0x12] = psxBios_InstallDevices;
2717         //biosC0[0x13] = psxBios_FlushStfInOutPut;
2718         //biosC0[0x14] = psxBios_sys_c0_14;
2719         //biosC0[0x15] = psxBios__cdevinput;
2720         //biosC0[0x16] = psxBios__cdevscan;
2721         //biosC0[0x17] = psxBios__circgetc;
2722         //biosC0[0x18] = psxBios__circputc;
2723         //biosC0[0x19] = psxBios_ioabort;
2724         //biosC0[0x1a] = psxBios_sys_c0_1a
2725         //biosC0[0x1b] = psxBios_KernelRedirect;
2726         //biosC0[0x1c] = psxBios_PatchAOTable;
2727 //************** THE END ***************************************
2728 /**/
2729         base = 0x1000;
2730         size = sizeof(EvCB) * 32;
2731         Event = (void *)&psxR[base]; base += size * 6;
2732         memset(Event, 0, size * 6);
2733         HwEV = Event;
2734         EvEV = Event + 32;
2735         RcEV = Event + 32 * 2;
2736         UeEV = Event + 32 * 3;
2737         SwEV = Event + 32 * 4;
2738         ThEV = Event + 32 * 5;
2739
2740         ptr = (u32 *)&psxM[0x0874]; // b0 table
2741         ptr[0] = SWAPu32(0x4c54 - 0x884);
2742
2743         ptr = (u32 *)&psxM[0x0674]; // c0 table
2744         ptr[6] = SWAPu32(0xc80);
2745
2746         memset(SysIntRP, 0, sizeof(SysIntRP));
2747         memset(Thread, 0, sizeof(Thread));
2748         Thread[0].status = 2; // main thread
2749
2750         jmp_int = NULL;
2751         pad_buf = NULL;
2752         pad_buf1 = NULL;
2753         pad_buf2 = NULL;
2754         pad_buf1len = pad_buf2len = 0;
2755         heap_addr = NULL;
2756         heap_end = NULL;
2757         CardState = -1;
2758         CurThread = 0;
2759         memset(FDesc, 0, sizeof(FDesc));
2760
2761         psxMu32ref(0x0150) = SWAPu32(0x160);
2762         psxMu32ref(0x0154) = SWAPu32(0x320);
2763         psxMu32ref(0x0160) = SWAPu32(0x248);
2764         strcpy((char *)&psxM[0x248], "bu");
2765 /*      psxMu32ref(0x0ca8) = SWAPu32(0x1f410004);
2766         psxMu32ref(0x0cf0) = SWAPu32(0x3c020000);
2767         psxMu32ref(0x0cf4) = SWAPu32(0x2442641c);
2768         psxMu32ref(0x09e0) = SWAPu32(0x43d0);
2769         psxMu32ref(0x4d98) = SWAPu32(0x946f000a);
2770 */
2771         // opcode HLE
2772         psxRu32ref(0x0000) = SWAPu32((0x3b << 26) | 4);
2773         psxMu32ref(0x0000) = SWAPu32((0x3b << 26) | 0);
2774         psxMu32ref(0x00a0) = SWAPu32((0x3b << 26) | 1);
2775         psxMu32ref(0x00b0) = SWAPu32((0x3b << 26) | 2);
2776         psxMu32ref(0x00c0) = SWAPu32((0x3b << 26) | 3);
2777         psxMu32ref(0x4c54) = SWAPu32((0x3b << 26) | 0);
2778         psxMu32ref(0x8000) = SWAPu32((0x3b << 26) | 5);
2779         psxMu32ref(0x07a0) = SWAPu32((0x3b << 26) | 0);
2780         psxMu32ref(0x0884) = SWAPu32((0x3b << 26) | 0);
2781         psxMu32ref(0x0894) = SWAPu32((0x3b << 26) | 0);
2782
2783         // initial stack pointer for BIOS interrupt
2784         psxMu32ref(0x6c80) = SWAPu32(0x000085c8);
2785
2786         // initial RNG seed
2787         psxMu32ref(0x9010) = SWAPu32(0xac20cc00);
2788
2789         // fonts
2790         len = 0x80000 - 0x66000;
2791         uncompress((Bytef *)(psxR + 0x66000), &len, font_8140, sizeof(font_8140));
2792         len = 0x80000 - 0x69d68;
2793         uncompress((Bytef *)(psxR + 0x69d68), &len, font_889f, sizeof(font_889f));
2794
2795         // memory size 2 MB
2796         psxHu32ref(0x1060) = SWAPu32(0x00000b88);
2797
2798         hleSoftCall = FALSE;
2799 }
2800
2801 void psxBiosShutdown() {
2802 }
2803
2804 #define psxBios_PADpoll(pad) { \
2805         PAD##pad##_startPoll(pad); \
2806         pad_buf##pad[0] = 0; \
2807         pad_buf##pad[1] = PAD##pad##_poll(0x42); \
2808         if (!(pad_buf##pad[1] & 0x0f)) { \
2809                 bufcount = 32; \
2810         } else { \
2811                 bufcount = (pad_buf##pad[1] & 0x0f) * 2; \
2812         } \
2813         PAD##pad##_poll(0); \
2814         i = 2; \
2815         while (bufcount--) { \
2816                 pad_buf##pad[i++] = PAD##pad##_poll(0); \
2817         } \
2818 }
2819
2820 void biosInterrupt() {
2821         int i, bufcount;
2822
2823 //      if (psxHu32(0x1070) & 0x1) { // Vsync
2824                 if (pad_buf != NULL) {
2825                         u32 *buf = (u32*)pad_buf;
2826
2827                         if (!Config.UseNet) {
2828                                 PAD1_startPoll(1);
2829                                 if (PAD1_poll(0x42) == 0x23) {
2830                                         PAD1_poll(0);
2831                                         *buf = PAD1_poll(0) << 8;
2832                                         *buf |= PAD1_poll(0);
2833                                         PAD1_poll(0);
2834                                         *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 6 : 0);
2835                                         *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 7 : 0);
2836                                 } else {
2837                                         PAD1_poll(0);
2838                                         *buf = PAD1_poll(0) << 8;
2839                                         *buf|= PAD1_poll(0);
2840                                 }
2841
2842                                 PAD2_startPoll(2);
2843                                 if (PAD2_poll(0x42) == 0x23) {
2844                                         PAD2_poll(0);
2845                                         *buf |= PAD2_poll(0) << 24;
2846                                         *buf |= PAD2_poll(0) << 16;
2847                                         PAD2_poll(0);
2848                                         *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 22 : 0);
2849                                         *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 23 : 0);
2850                                 } else {
2851                                         PAD2_poll(0);
2852                                         *buf |= PAD2_poll(0) << 24;
2853                                         *buf |= PAD2_poll(0) << 16;
2854                                 }
2855                         } else {
2856                                 u16 data;
2857
2858                                 PAD1_startPoll(1);
2859                                 PAD1_poll(0x42);
2860                                 PAD1_poll(0);
2861                                 data = PAD1_poll(0) << 8;
2862                                 data |= PAD1_poll(0);
2863
2864                                 if (NET_sendPadData(&data, 2) == -1)
2865                                         netError();
2866
2867                                 if (NET_recvPadData(&((u16*)buf)[0], 1) == -1)
2868                                         netError();
2869                                 if (NET_recvPadData(&((u16*)buf)[1], 2) == -1)
2870                                         netError();
2871                         }
2872                 }
2873                 if (Config.UseNet && pad_buf1 != NULL && pad_buf2 != NULL) {
2874                         psxBios_PADpoll(1);
2875
2876                         if (NET_sendPadData(pad_buf1, i) == -1)
2877                                 netError();
2878
2879                         if (NET_recvPadData(pad_buf1, 1) == -1)
2880                                 netError();
2881                         if (NET_recvPadData(pad_buf2, 2) == -1)
2882                                 netError();
2883                 } else {
2884                         if (pad_buf1) {
2885                                 psxBios_PADpoll(1);
2886                         }
2887
2888                         if (pad_buf2) {
2889                                 psxBios_PADpoll(2);
2890                         }
2891                 }
2892
2893         if (psxHu32(0x1070) & 0x1) { // Vsync
2894                 if (RcEV[3][1].status == EvStACTIVE) {
2895                         softCall(RcEV[3][1].fhandler);
2896 //                      hwWrite32(0x1f801070, ~(1));
2897                 }
2898         }
2899
2900         if (psxHu32(0x1070) & 0x70) { // Rcnt 0,1,2
2901                 int i;
2902
2903                 for (i = 0; i < 3; i++) {
2904                         if (psxHu32(0x1070) & (1 << (i + 4))) {
2905                                 if (RcEV[i][1].status == EvStACTIVE) {
2906                                         softCall(RcEV[i][1].fhandler);
2907                                 }
2908                                 psxHwWrite32(0x1f801070, ~(1 << (i + 4)));
2909                         }
2910                 }
2911         }
2912 }
2913
2914 void psxBiosException() {
2915         int i;
2916
2917         switch (psxRegs.CP0.n.Cause & 0x3c) {
2918                 case 0x00: // Interrupt
2919 #ifdef PSXCPU_LOG
2920 //                      PSXCPU_LOG("interrupt\n");
2921 #endif
2922                         SaveRegs();
2923
2924                         sp = psxMu32(0x6c80); // create new stack for interrupt handlers
2925
2926                         biosInterrupt();
2927
2928                         for (i = 0; i < 8; i++) {
2929                                 if (SysIntRP[i]) {
2930                                         u32 *queue = (u32 *)PSXM(SysIntRP[i]);
2931
2932                                         s0 = queue[2];
2933                                         softCall(queue[1]);
2934                                 }
2935                         }
2936
2937                         if (jmp_int != NULL) {
2938                                 int i;
2939
2940                                 psxHwWrite32(0x1f801070, 0xffffffff);
2941
2942                                 ra = jmp_int[0];
2943                                 sp = jmp_int[1];
2944                                 fp = jmp_int[2];
2945                                 for (i = 0; i < 8; i++) // s0-s7
2946                                          psxRegs.GPR.r[16 + i] = jmp_int[3 + i];
2947                                 gp = jmp_int[11];
2948
2949                                 v0 = 1;
2950                                 pc0 = ra;
2951                                 return;
2952                         }
2953                         psxHwWrite16(0x1f801070, 0);
2954                         break;
2955
2956                 case 0x20: // Syscall
2957 #ifdef PSXCPU_LOG
2958                         PSXCPU_LOG("syscall exp %x\n", a0);
2959 #endif
2960                         switch (a0) {
2961                                 case 1: // EnterCritical - disable irq's
2962                                         /* Fixes Medievil 2 not loading up new game, Digimon World not booting up and possibly others */
2963                                         v0 = (psxRegs.CP0.n.Status & 0x404) == 0x404;
2964                                         psxRegs.CP0.n.Status &= ~0x404;
2965                                         break;
2966
2967                                 case 2: // ExitCritical - enable irq's
2968                                         psxRegs.CP0.n.Status |= 0x404;
2969                                         break;
2970                         }
2971                         pc0 = psxRegs.CP0.n.EPC + 4;
2972
2973                         psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
2974                                                                   ((psxRegs.CP0.n.Status & 0x3c) >> 2);
2975                         return;
2976
2977                 default:
2978 #ifdef PSXCPU_LOG
2979                         PSXCPU_LOG("unknown bios exception!\n");
2980 #endif
2981                         break;
2982         }
2983
2984         pc0 = psxRegs.CP0.n.EPC;
2985         if (psxRegs.CP0.n.Cause & 0x80000000) pc0+=4;
2986
2987         psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
2988                                                   ((psxRegs.CP0.n.Status & 0x3c) >> 2);
2989 }
2990
2991 #define bfreeze(ptr, size) { \
2992         if (Mode == 1) memcpy(&psxR[base], ptr, size); \
2993         if (Mode == 0) memcpy(ptr, &psxR[base], size); \
2994         base += size; \
2995 }
2996
2997 #define bfreezes(ptr) bfreeze(ptr, sizeof(ptr))
2998 #define bfreezel(ptr) bfreeze(ptr, sizeof(*ptr))
2999
3000 #define bfreezepsxMptr(ptr, type) { \
3001         if (Mode == 1) { \
3002                 if (ptr) psxRu32ref(base) = SWAPu32((s8 *)(ptr) - psxM); \
3003                 else psxRu32ref(base) = 0; \
3004         } else { \
3005                 if (psxRu32(base) != 0) ptr = (type *)(psxM + psxRu32(base)); \
3006                 else (ptr) = NULL; \
3007         } \
3008         base += sizeof(u32); \
3009 }
3010
3011 void psxBiosFreeze(int Mode) {
3012         u32 base = 0x40000;
3013
3014         bfreezepsxMptr(jmp_int, u32);
3015         bfreezepsxMptr(pad_buf, int);
3016         bfreezepsxMptr(pad_buf1, char);
3017         bfreezepsxMptr(pad_buf2, char);
3018         bfreezepsxMptr(heap_addr, u32);
3019         bfreezel(&pad_buf1len);
3020         bfreezel(&pad_buf2len);
3021         bfreezes(regs);
3022         bfreezes(SysIntRP);
3023         bfreezel(&CardState);
3024         bfreezes(Thread);
3025         bfreezel(&CurThread);
3026         bfreezes(FDesc);
3027         bfreezel(&card_active_chan);
3028 }