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psxbios : Add checks to index and rindex calls
[pcsx_rearmed.git] / libpcsxcore / psxbios.c
CommitLineData
ef79bbde
P		 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"
ddbaf678 28#include "gpu.h"
496d88d4 29#include <zlib.h>
ef79bbde 30
452b85f9 31#undef SysPrintf
32#define SysPrintf if (Config.PsxOut) printf
33
ef79bbde
P		 34char *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
95char *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
128char *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
182typedef 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/*
198typedef struct {
199 s32 next;
200 s32 func1;
201 s32 func2;
202 s32 pad;
203} SysRPst;
204*/
205
206typedef struct {
207 s32 status;
208 s32 mode;
209 u32 reg[32];
210 u32 func;
211} TCB;
212
213typedef 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
227struct DIRENTRY {
228 char name[20];
229 s32 attr;
230 s32 size;
231 u32 next;
232 s32 head;
233 char system[4];
234};
235
236typedef struct {
237 char name[32];
238 u32 mode;
239 u32 offset;
240 u32 size;
241 u32 mcfile;
242} FileDesc;
243
244static u32 *jmp_int = NULL;
245static int *pad_buf = NULL;
246static char *pad_buf1 = NULL, *pad_buf2 = NULL;
247static int pad_buf1len, pad_buf2len;
248
249static u32 regs[35];
250static EvCB *Event;
251static EvCB *HwEV; // 0xf0
252static EvCB *EvEV; // 0xf1
253static EvCB *RcEV; // 0xf2
254static EvCB *UeEV; // 0xf3
255static EvCB *SwEV; // 0xf4
256static EvCB *ThEV; // 0xff
257static u32 *heap_addr = NULL;
258static u32 *heap_end = NULL;
259static u32 SysIntRP[8];
260static int CardState = -1;
261static TCB Thread[8];
262static int CurThread = 0;
263static FileDesc FDesc[32];
e9fda093 264static u32 card_active_chan;
ef79bbde
P		 265
266boolean hleSoftCall = FALSE;
267
268static 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
279static 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
292static 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
301static 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
308static 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
d99f6068 319
320#define buread(Ra1, mcd, length) { \
321 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); \
322 ptr = Mcd##mcd##Data + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \
323 memcpy(Ra1, ptr, length); \
324 DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \
325 DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \
326 if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \
327 else v0 = length; \
328 FDesc[1 + mcd].offset += v0; \
329}
330
331#define buwrite(Ra1, mcd, length) { \
332 u32 offset = + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \
333 SysPrintf("write %d: %x,%x\n", FDesc[1 + mcd].mcfile, FDesc[1 + mcd].offset, a2); \
334 ptr = Mcd##mcd##Data + offset; \
335 memcpy(ptr, Ra1, length); \
336 DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \
337 DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \
338 FDesc[1 + mcd].offset += length; \
339 if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \
340 else v0 = length; \
341}
342
343
324cec89 344/* Internally redirects to "FileRead(fd,tempbuf,1)".*/
345/* For some strange reason, the returned character is sign-expanded; */
346/* So if a return value of FFFFFFFFh could mean either character FFh, or error. */
347/* TODO FIX ME : Properly implement this behaviour */
348void psxBios_getc(void) // 0x03, 0x35
349{
d99f6068 350 char *ptr;
324cec89 351 void *pa1 = Ra1;
352#ifdef PSXBIOS_LOG
353 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x03]);
354#endif
355 v0 = -1;
356
357 if (pa1) {
358 switch (a0) {
359 case 2: buread(pa1, 1, 1); break;
360 case 3: buread(pa1, 2, 1); break;
361 }
362 }
363
364 pc0 = ra;
365}
366
367/* Copy of psxBios_write, except size is 1. */
368void psxBios_putc(void) // 0x09, 0x3B
369{
d99f6068 370 char *ptr;
324cec89 371 void *pa1 = Ra1;
372#ifdef PSXBIOS_LOG
373 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x09]);
374#endif
375 v0 = -1;
376 if (!pa1) {
377 pc0 = ra;
378 return;
379 }
380
381 if (a0 == 1) { // stdout
382 char *ptr = (char *)pa1;
383
384 v0 = a2;
385 while (a2 > 0) {
386 printf("%c", *ptr++); a2--;
387 }
388 pc0 = ra; return;
389 }
390
391 switch (a0) {
392 case 2: buwrite(pa1, 1, 1); break;
393 case 3: buwrite(pa1, 2, 1); break;
394 }
395
396 pc0 = ra;
397}
ef79bbde 398
ba11675c 399void psxBios_todigit(void) // 0x0a
400{
401 int c = a0;
402#ifdef PSXBIOS_LOG
403 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x0a]);
404#endif
405 c &= 0xFF;
406 if (c >= 0x30 && c < 0x3A) {
407 c -= 0x30;
408 }
409 else if (c > 0x60 && c < 0x7B) {
410 c -= 0x20;
411 }
412 else if (c > 0x40 && c < 0x5B) {
413 c = c - 0x41 + 10;
414 }
415 else if (c >= 0x80) {
416 c = -1;
417 }
418 else
419 {
420 c = 0x0098967F;
421 }
422 v0 = c;
423 pc0 = ra;
424}
425
ef79bbde
P		 426void psxBios_abs() { // 0x0e
427 if ((s32)a0 < 0) v0 = -(s32)a0;
428 else v0 = a0;
429 pc0 = ra;
430}
431
432void psxBios_labs() { // 0x0f
433 psxBios_abs();
434}
435
436void psxBios_atoi() { // 0x10
437 s32 n = 0, f = 0;
438 char *p = (char *)Ra0;
439
440 for (;;p++) {
441 switch (*p) {
442 case ' ': case '\t': continue;
443 case '-': f++;
444 case '+': p++;
445 }
446 break;
447 }
448
449 while (*p >= '0' && *p <= '9') {
450 n = n * 10 + *p++ - '0';
451 }
452
453 v0 = (f ? -n : n);
454 pc0 = ra;
455}
456
457void psxBios_atol() { // 0x11
458 psxBios_atoi();
459}
460
461void psxBios_setjmp() { // 0x13
462 u32 *jmp_buf = (u32 *)Ra0;
463 int i;
464
465#ifdef PSXBIOS_LOG
466 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x13]);
467#endif
468
469 jmp_buf[0] = ra;
470 jmp_buf[1] = sp;
471 jmp_buf[2] = fp;
472 for (i = 0; i < 8; i++) // s0-s7
473 jmp_buf[3 + i] = psxRegs.GPR.r[16 + i];
474 jmp_buf[11] = gp;
475
476 v0 = 0; pc0 = ra;
477}
478
479void psxBios_longjmp() { // 0x14
480 u32 *jmp_buf = (u32 *)Ra0;
481 int i;
482
483#ifdef PSXBIOS_LOG
484 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x14]);
485#endif
486
487 ra = jmp_buf[0]; /* ra */
488 sp = jmp_buf[1]; /* sp */
489 fp = jmp_buf[2]; /* fp */
490 for (i = 0; i < 8; i++) // s0-s7
491 psxRegs.GPR.r[16 + i] = jmp_buf[3 + i];
492 gp = jmp_buf[11]; /* gp */
493
494 v0 = a1; pc0 = ra;
495}
496
497void psxBios_strcat() { // 0x15
498 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
499
500#ifdef PSXBIOS_LOG
501 PSXBIOS_LOG("psxBios_%s: %s, %s\n", biosA0n[0x15], Ra0, Ra1);
502#endif
bee52312 503 if (a0 == 0 || a1 == 0)
504 {
505 v0 = 0;
506 pc0 = ra;
507 return;
508 }
ef79bbde
P		 509 while (*p1++);
510 --p1;
511 while ((*p1++ = *p2++) != '\0');
512
513 v0 = a0; pc0 = ra;
514}
515
516void psxBios_strncat() { // 0x16
517 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
518 s32 n = a2;
519
520#ifdef PSXBIOS_LOG
521 PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x16], Ra0, a0, Ra1, a1, a2);
522#endif
f42e1e90 523 if (a0 == 0 || a1 == 0)
524 {
525 v0 = 0;
526 pc0 = ra;
527 return;
528 }
ef79bbde
P		 529 while (*p1++);
530 --p1;
531 while ((*p1++ = *p2++) != '\0') {
532 if (--n < 0) {
533 *--p1 = '\0';
534 break;
535 }
536 }
537
538 v0 = a0; pc0 = ra;
539}
540
541void psxBios_strcmp() { // 0x17
542 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
543
544#ifdef PSXBIOS_LOG
545 PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x)\n", biosA0n[0x17], Ra0, a0, Ra1, a1);
546#endif
547
548 while (*p1 == *p2++) {
549 if (*p1++ == '\0') {
550 v0 = 0;
551 pc0 = ra;
552 return;
553 }
554 }
555
556 v0 = (*p1 - *--p2);
557 pc0 = ra;
558}
559
560void psxBios_strncmp() { // 0x18
561 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
562 s32 n = a2;
563
564#ifdef PSXBIOS_LOG
565 PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x18], Ra0, a0, Ra1, a1, a2);
566#endif
567
568 while (--n >= 0 && *p1 == *p2++) {
569 if (*p1++ == '\0') {
570 v0 = 0;
571 pc0 = ra;
572 return;
573 }
574 }
575
576 v0 = (n < 0 ? 0 : *p1 - *--p2);
577 pc0 = ra;
578}
579
580void psxBios_strcpy() { // 0x19
581 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
582 while ((*p1++ = *p2++) != '\0');
583
584 v0 = a0; pc0 = ra;
585}
586
587void psxBios_strncpy() { // 0x1a
588 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
589 s32 n = a2, i;
590
591 for (i = 0; i < n; i++) {
592 if ((*p1++ = *p2++) == '\0') {
593 while (++i < n) {
594 *p1++ = '\0';
595 }
596 v0 = a0; pc0 = ra;
597 return;
598 }
599 }
600
601 v0 = a0; pc0 = ra;
602}
603
604void psxBios_strlen() { // 0x1b
605 char *p = (char *)Ra0;
606 v0 = 0;
607 while (*p++) v0++;
608 pc0 = ra;
609}
610
611void psxBios_index() { // 0x1c
612 char *p = (char *)Ra0;
fcf7ec6c 613 if (a0 == 0)
614 {
615 v0 = 0;
616 pc0 = ra;
617 return;
618 }
619
ef79bbde
P		 620 do {
621 if (*p == a1) {
622 v0 = a0 + (p - (char *)Ra0);
623 pc0 = ra;
624 return;
625 }
626 } while (*p++ != '\0');
627
628 v0 = 0; pc0 = ra;
629}
630
631void psxBios_rindex() { // 0x1d
632 char *p = (char *)Ra0;
633
634 v0 = 0;
fcf7ec6c 635 if (a0 == 0)
636 {
637 pc0 = ra;
638 return;
639 }
ef79bbde
P		 640 do {
641 if (*p == a1)
642 v0 = a0 + (p - (char *)Ra0);
643 } while (*p++ != '\0');
644
645 pc0 = ra;
646}
647
648void psxBios_strchr() { // 0x1e
649 psxBios_index();
650}
651
652void psxBios_strrchr() { // 0x1f
653 psxBios_rindex();
654}
655
656void psxBios_strpbrk() { // 0x20
657 char *p1 = (char *)Ra0, *p2 = (char *)Ra1, *scanp, c, sc;
658
659 while ((c = *p1++) != '\0') {
660 for (scanp = p2; (sc = *scanp++) != '\0';) {
661 if (sc == c) {
662 v0 = a0 + (p1 - 1 - (char *)Ra0);
663 pc0 = ra;
664 return;
665 }
666 }
667 }
668
669 // BUG: return a0 instead of NULL if not found
670 v0 = a0; pc0 = ra;
671}
672
673void psxBios_strspn() { // 0x21
674 char *p1, *p2;
675
676 for (p1 = (char *)Ra0; *p1 != '\0'; p1++) {
677 for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++);
678 if (*p2 == '\0') break;
679 }
680
681 v0 = p1 - (char *)Ra0; pc0 = ra;
682}
683
684void psxBios_strcspn() { // 0x22
685 char *p1, *p2;
686
687 for (p1 = (char *)Ra0; *p1 != '\0'; p1++) {
688 for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++);
689 if (*p2 != '\0') break;
690 }
691
692 v0 = p1 - (char *)Ra0; pc0 = ra;
693}
694
695void psxBios_strtok() { // 0x23
696 char *pcA0 = (char *)Ra0;
697 char *pcRet = strtok(pcA0, (char *)Ra1);
698 if (pcRet)
699 v0 = a0 + pcRet - pcA0;
700 else
701 v0 = 0;
702 pc0 = ra;
703}
704
705void psxBios_strstr() { // 0x24
706 char *p = (char *)Ra0, *p1, *p2;
707
708 while (*p != '\0') {
709 p1 = p;
710 p2 = (char *)Ra1;
711
712 while (*p1 != '\0' && *p2 != '\0' && *p1 == *p2) {
713 p1++; p2++;
714 }
715
716 if (*p2 == '\0') {
717 v0 = a0 + (p - (char *)Ra0);
718 pc0 = ra;
719 return;
720 }
721
722 p++;
723 }
724
725 v0 = 0; pc0 = ra;
726}
727
728void psxBios_toupper() { // 0x25
729 v0 = (s8)(a0 & 0xff);
730 if (v0 >= 'a' && v0 <= 'z') v0 -= 'a' - 'A';
731 pc0 = ra;
732}
733
734void psxBios_tolower() { // 0x26
735 v0 = (s8)(a0 & 0xff);
736 if (v0 >= 'A' && v0 <= 'Z') v0 += 'a' - 'A';
737 pc0 = ra;
738}
739
740void psxBios_bcopy() { // 0x27
741 char *p1 = (char *)Ra1, *p2 = (char *)Ra0;
5ec7acdf 742 while ((s32)a2-- > 0) *p1++ = *p2++;
ef79bbde
P		 743
744 pc0 = ra;
745}
746
747void psxBios_bzero() { // 0x28
748 char *p = (char *)Ra0;
5ec7acdf 749 while ((s32)a1-- > 0) *p++ = '\0';
ef79bbde
P		 750
751 pc0 = ra;
752}
753
754void psxBios_bcmp() { // 0x29
755 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
756
757 if (a0 == 0 || a1 == 0) { v0 = 0; pc0 = ra; return; }
758
5ec7acdf 759 while ((s32)a2-- > 0) {
ef79bbde
P		 760 if (*p1++ != *p2++) {
761 v0 = *p1 - *p2; // BUG: compare the NEXT byte
762 pc0 = ra;
763 return;
764 }
765 }
766
767 v0 = 0; pc0 = ra;
768}
769
770void psxBios_memcpy() { // 0x2a
771 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
5ec7acdf 772 while ((s32)a2-- > 0) *p1++ = *p2++;
ef79bbde
P		 773
774 v0 = a0; pc0 = ra;
775}
776
777void psxBios_memset() { // 0x2b
778 char *p = (char *)Ra0;
5ec7acdf 779 while ((s32)a2-- > 0) *p++ = (char)a1;
ef79bbde 780
5ec7acdf 781 a2 = 0;
ef79bbde
P		 782 v0 = a0; pc0 = ra;
783}
784
785void psxBios_memmove() { // 0x2c
786 char *p1 = (char *)Ra0, *p2 = (char *)Ra1;
787
788 if (p2 <= p1 && p2 + a2 > p1) {
789 a2++; // BUG: copy one more byte here
790 p1 += a2;
791 p2 += a2;
5ec7acdf 792 while ((s32)a2-- > 0) *--p1 = *--p2;
ef79bbde 793 } else {
5ec7acdf 794 while ((s32)a2-- > 0) *p1++ = *p2++;
ef79bbde
P		 795 }
796
797 v0 = a0; pc0 = ra;
798}
799
800void psxBios_memcmp() { // 0x2d
801 psxBios_bcmp();
802}
803
804void psxBios_memchr() { // 0x2e
805 char *p = (char *)Ra0;
806
5ec7acdf 807 while ((s32)a2-- > 0) {
ef79bbde
P		 808 if (*p++ != (s8)a1) continue;
809 v0 = a0 + (p - (char *)Ra0 - 1);
810 pc0 = ra;
811 return;
812 }
813
814 v0 = 0; pc0 = ra;
815}
816
817void psxBios_rand() { // 0x2f
818 u32 s = psxMu32(0x9010) * 1103515245 + 12345;
819 v0 = (s >> 16) & 0x7fff;
820 psxMu32ref(0x9010) = SWAPu32(s);
821 pc0 = ra;
822}
823
824void psxBios_srand() { // 0x30
825 psxMu32ref(0x9010) = SWAPu32(a0);
826 pc0 = ra;
827}
828
829static u32 qscmpfunc, qswidth;
830
831static inline int qscmp(char *a, char *b) {
832 u32 sa0 = a0;
833
834 a0 = sa0 + (a - (char *)PSXM(sa0));
835 a1 = sa0 + (b - (char *)PSXM(sa0));
836
837 softCall2(qscmpfunc);
838
839 a0 = sa0;
840 return (s32)v0;
841}
842
843static inline void qexchange(char *i, char *j) {
844 char t;
845 int n = qswidth;
846
847 do {
848 t = *i;
849 *i++ = *j;
850 *j++ = t;
851 } while (--n);
852}
853
854static inline void q3exchange(char *i, char *j, char *k) {
855 char t;
856 int n = qswidth;
857
858 do {
859 t = *i;
860 *i++ = *k;
861 *k++ = *j;
862 *j++ = t;
863 } while (--n);
864}
865
866static void qsort_main(char *a, char *l) {
867 char *i, *j, *lp, *hp;
868 int c;
869 unsigned int n;
870
871start:
872 if ((n = l - a) <= qswidth)
873 return;
874 n = qswidth * (n / (2 * qswidth));
875 hp = lp = a + n;
876 i = a;
877 j = l - qswidth;
878 while (TRUE) {
879 if (i < lp) {
880 if ((c = qscmp(i, lp)) == 0) {
881 qexchange(i, lp -= qswidth);
882 continue;
883 }
884 if (c < 0) {
885 i += qswidth;
886 continue;
887 }
888 }
889
890loop:
891 if (j > hp) {
892 if ((c = qscmp(hp, j)) == 0) {
893 qexchange(hp += qswidth, j);
894 goto loop;
895 }
896 if (c > 0) {
897 if (i == lp) {
898 q3exchange(i, hp += qswidth, j);
899 i = lp += qswidth;
900 goto loop;
901 }
902 qexchange(i, j);
903 j -= qswidth;
904 i += qswidth;
905 continue;
906 }
907 j -= qswidth;
908 goto loop;
909 }
910
911 if (i == lp) {
912 if (lp - a >= l - hp) {
913 qsort_main(hp + qswidth, l);
914 l = lp;
915 } else {
916 qsort_main(a, lp);
917 a = hp + qswidth;
918 }
919 goto start;
920 }
921
922 q3exchange(j, lp -= qswidth, i);
923 j = hp -= qswidth;
924 }
925}
926
927void psxBios_qsort() { // 0x31
928 qswidth = a2;
929 qscmpfunc = a3;
930 qsort_main((char *)Ra0, (char *)Ra0 + a1 * a2);
931
932 pc0 = ra;
933}
934
935void psxBios_malloc() { // 0x33
808a13bd 936 unsigned int *chunk, *newchunk = NULL;
937 unsigned int dsize = 0, csize, cstat;
ef79bbde
P		 938 int colflag;
939#ifdef PSXBIOS_LOG
940 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x33]);
941#endif
942
943 // scan through heap and combine free chunks of space
944 chunk = heap_addr;
945 colflag = 0;
946 while(chunk < heap_end) {
947 // get size and status of actual chunk
948 csize = ((u32)*chunk) & 0xfffffffc;
949 cstat = ((u32)*chunk) & 1;
950
951 // it's a free chunk
952 if(cstat == 1) {
953 if(colflag == 0) {
954 newchunk = chunk;
955 dsize = csize;
956 colflag = 1; // let's begin a new collection of free memory
957 }
958 else dsize += (csize+4); // add the new size including header
959 }
960 // not a free chunk: did we start a collection ?
961 else {
962 if(colflag == 1) { // collection is over
963 colflag = 0;
964 *newchunk = SWAP32(dsize | 1);
965 }
966 }
967
968 // next chunk
969 chunk = (u32*)((uptr)chunk + csize + 4);
970 }
971 // if neccessary free memory on end of heap
972 if (colflag == 1)
973 *newchunk = SWAP32(dsize | 1);
974
975 chunk = heap_addr;
976 csize = ((u32)*chunk) & 0xfffffffc;
977 cstat = ((u32)*chunk) & 1;
978 dsize = (a0 + 3) & 0xfffffffc;
979
980 // exit on uninitialized heap
981 if (chunk == NULL) {
982 SysPrintf("malloc %x,%x: Uninitialized Heap!\n", v0, a0);
983 v0 = 0;
984 pc0 = ra;
985 return;
986 }
987
988 // search an unused chunk that is big enough until the end of the heap
989 while ((dsize > csize || cstat == 0) && chunk < heap_end ) {
990 chunk = (u32*)((uptr)chunk + csize + 4);
991 csize = ((u32)*chunk) & 0xfffffffc;
992 cstat = ((u32)*chunk) & 1;
993 }
994
995 // catch out of memory
996 if(chunk >= heap_end) { SysPrintf("malloc %x,%x: Out of memory error!\n", v0, a0); v0 = 0; pc0 = ra; return; }
997
998 // allocate memory
999 if(dsize == csize) {
1000 // chunk has same size
1001 *chunk &= 0xfffffffc;
1002 }
1003 else {
1004 // split free chunk
1005 *chunk = SWAP32(dsize);
1006 newchunk = (u32*)((uptr)chunk + dsize + 4);
808a13bd 1007 *newchunk = SWAP32(((csize - dsize - 4) & 0xfffffffc) | 1);
ef79bbde
P		 1008 }
1009
1010 // return pointer to allocated memory
1011 v0 = ((unsigned long)chunk - (unsigned long)psxM) + 4;
1012 v0|= 0x80000000;
1013 SysPrintf ("malloc %x,%x\n", v0, a0);
1014 pc0 = ra;
1015}
1016
1017void psxBios_free() { // 0x34
1018
1019#ifdef PSXBIOS_LOG
1020 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x34]);
1021#endif
1022
1023 SysPrintf("free %x: %x bytes\n", a0, *(u32*)(Ra0-4));
1024
1025 *(u32*)(Ra0-4) |= 1; // set chunk to free
1026 pc0 = ra;
1027}
1028
1029void psxBios_calloc() { // 0x37
02949f79 1030 void *pv0;
ef79bbde
P		 1031#ifdef PSXBIOS_LOG
1032 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x37]);
1033#endif
1034
1035 a0 = a0 * a1;
1036 psxBios_malloc();
02949f79 1037 pv0 = Rv0;
1038 if (pv0)
1039 memset(pv0, 0, a0);
ef79bbde
P		 1040}
1041
1042void psxBios_realloc() { // 0x38
1043 u32 block = a0;
1044 u32 size = a1;
1045#ifdef PSXBIOS_LOG
1046 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x38]);
1047#endif
1048
1049 a0 = block;
391b1d5b 1050 /* If "old_buf" is zero, executes malloc(new_size), and returns r2=new_buf (or 0=failed). */
1051 if (block == 0)
1052 {
1053 psxBios_malloc();
1054 }
1055 /* Else, if "new_size" is zero, executes free(old_buf), and returns r2=garbage. */
1056 else if (size == 0)
1057 {
1058 psxBios_free();
1059 }
1060 /* Else, executes malloc(new_size), bcopy(old_buf,new_buf,new_size), and free(old_buf), and returns r2=new_buf (or 0=failed). */
1061 /* Note that it is not quite implemented this way here. */
1062 else
1063 {
1064 psxBios_free();
1065 a0 = size;
1066 psxBios_malloc();
1067 }
ef79bbde
P		 1068}
1069
1070
1071/* InitHeap(void *block , int n) */
1072void psxBios_InitHeap() { // 0x39
1073 unsigned int size;
1074
1075#ifdef PSXBIOS_LOG
1076 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x39]);
1077#endif
1078
1079 if (((a0 & 0x1fffff) + a1)>= 0x200000) size = 0x1ffffc - (a0 & 0x1fffff);
1080 else size = a1;
1081
1082 size &= 0xfffffffc;
1083
1084 heap_addr = (u32 *)Ra0;
1085 heap_end = (u32 *)((u8 *)heap_addr + size);
1086 *heap_addr = SWAP32(size | 1);
1087
c979c3ee 1088 SysPrintf("InitHeap %x,%x : %x %x\n",a0,a1, (int)((uptr)heap_addr-(uptr)psxM), size);
ef79bbde
P		 1089
1090 pc0 = ra;
1091}
1092
1093void psxBios_getchar() { //0x3b
1094 v0 = getchar(); pc0 = ra;
1095}
1096
1097void psxBios_printf() { // 0x3f
1098 char tmp[1024];
1099 char tmp2[1024];
1100 u32 save[4];
1101 char *ptmp = tmp;
1102 int n=1, i=0, j;
02949f79 1103 void *psp;
1104
1105 psp = PSXM(sp);
1106 if (psp) {
1107 memcpy(save, psp, 4 * 4);
1108 psxMu32ref(sp) = SWAP32((u32)a0);
1109 psxMu32ref(sp + 4) = SWAP32((u32)a1);
1110 psxMu32ref(sp + 8) = SWAP32((u32)a2);
1111 psxMu32ref(sp + 12) = SWAP32((u32)a3);
1112 }
ef79bbde
P		 1113
1114 while (Ra0[i]) {
1115 switch (Ra0[i]) {
1116 case '%':
1117 j = 0;
1118 tmp2[j++] = '%';
1119_start:
1120 switch (Ra0[++i]) {
1121 case '.':
1122 case 'l':
1123 tmp2[j++] = Ra0[i]; goto _start;
1124 default:
1125 if (Ra0[i] >= '0' && Ra0[i] <= '9') {
1126 tmp2[j++] = Ra0[i];
1127 goto _start;
1128 }
1129 break;
1130 }
1131 tmp2[j++] = Ra0[i];
1132 tmp2[j] = 0;
1133
1134 switch (Ra0[i]) {
1135 case 'f': case 'F':
1136 ptmp += sprintf(ptmp, tmp2, (float)psxMu32(sp + n * 4)); n++; break;
1137 case 'a': case 'A':
1138 case 'e': case 'E':
1139 case 'g': case 'G':
1140 ptmp += sprintf(ptmp, tmp2, (double)psxMu32(sp + n * 4)); n++; break;
1141 case 'p':
888468ff 1142 case 'i': case 'u':
ef79bbde
P		 1143 case 'd': case 'D':
1144 case 'o': case 'O':
1145 case 'x': case 'X':
1146 ptmp += sprintf(ptmp, tmp2, (unsigned int)psxMu32(sp + n * 4)); n++; break;
1147 case 'c':
1148 ptmp += sprintf(ptmp, tmp2, (unsigned char)psxMu32(sp + n * 4)); n++; break;
1149 case 's':
1150 ptmp += sprintf(ptmp, tmp2, (char*)PSXM(psxMu32(sp + n * 4))); n++; break;
1151 case '%':
1152 *ptmp++ = Ra0[i]; break;
1153 }
1154 i++;
1155 break;
1156 default:
1157 *ptmp++ = Ra0[i++];
1158 }
1159 }
1160 *ptmp = 0;
1161
02949f79 1162 if (psp)
1163 memcpy(psp, save, 4 * 4);
ef79bbde 1164
808a13bd 1165 SysPrintf("%s", tmp);
ef79bbde
P		 1166
1167 pc0 = ra;
1168}
1169
e7e1f572 1170void psxBios_format() { // 0x41
1171 if (strcmp(Ra0, "bu00:") == 0 && Config.Mcd1[0] != '\0')
1172 {
1173 CreateMcd(Config.Mcd1);
1174 LoadMcd(1, Config.Mcd1);
1175 v0 = 1;
1176 }
1177 else if (strcmp(Ra0, "bu10:") == 0 && Config.Mcd2[0] != '\0')
1178 {
1179 CreateMcd(Config.Mcd2);
1180 LoadMcd(2, Config.Mcd2);
1181 v0 = 1;
1182 }
1183 else
1184 {
1185 v0 = 0;
1186 }
1187 pc0 = ra;
1188}
1189
ef79bbde
P		 1190/*
1191 * long Load(char *name, struct EXEC *header);
1192 */
1193
1194void psxBios_Load() { // 0x42
1195 EXE_HEADER eheader;
02949f79 1196 void *pa1;
ef79bbde
P		 1197
1198#ifdef PSXBIOS_LOG
1199 PSXBIOS_LOG("psxBios_%s: %s, %x\n", biosA0n[0x42], Ra0, a1);
1200#endif
1201
02949f79 1202 pa1 = Ra1;
1203 if (pa1 && LoadCdromFile(Ra0, &eheader) == 0) {
1204 memcpy(pa1, ((char*)&eheader)+16, sizeof(EXEC));
ef79bbde
P		 1205 v0 = 1;
1206 } else v0 = 0;
1207
1208 pc0 = ra;
1209}
1210
1211/*
1212 * int Exec(struct EXEC *header , int argc , char **argv);
1213 */
1214
1215void psxBios_Exec() { // 43
1216 EXEC *header = (EXEC*)Ra0;
1217 u32 tmp;
1218
1219#ifdef PSXBIOS_LOG
1220 PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosA0n[0x43], a0, a1, a2);
1221#endif
1222
1223 header->_sp = sp;
1224 header->_fp = fp;
1225 header->_sp = sp;
1226 header->_gp = gp;
1227 header->ret = ra;
1228 header->base = s0;
1229
1230 if (header->S_addr != 0) {
1231 tmp = header->S_addr + header->s_size;
1232 sp = tmp;
1233 fp = sp;
1234 }
1235
1236 gp = header->gp0;
1237
1238 s0 = a0;
1239
1240 a0 = a1;
1241 a1 = a2;
1242
1243 ra = 0x8000;
1244 pc0 = header->_pc0;
1245}
1246
1247void psxBios_FlushCache() { // 44
1248#ifdef PSXBIOS_LOG
1249 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x44]);
1250#endif
1251
1252 pc0 = ra;
1253}
1254
1255void psxBios_GPU_dw() { // 0x46
1256 int size;
1257 s32 *ptr;
1258
1259#ifdef PSXBIOS_LOG
1260 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x46]);
1261#endif
1262
1263 GPU_writeData(0xa0000000);
1264 GPU_writeData((a1<<16)|(a0&0xffff));
1265 GPU_writeData((a3<<16)|(a2&0xffff));
1266 size = (a2*a3+1)/2;
1267 ptr = (s32*)PSXM(Rsp[4]); //that is correct?
1268 do {
1269 GPU_writeData(SWAP32(*ptr));
1270 ptr++;
1271 } while(--size);
1272
1273 pc0 = ra;
1274}
1275
1276void psxBios_mem2vram() { // 0x47
1277 int size;
1278
1279 GPU_writeData(0xa0000000);
1280 GPU_writeData((a1<<16)|(a0&0xffff));
1281 GPU_writeData((a3<<16)|(a2&0xffff));
1282 size = (a2*a3+1)/2;
1283 GPU_writeStatus(0x04000002);
1284 psxHwWrite32(0x1f8010f4,0);
1285 psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800);
1286 psxHwWrite32(0x1f8010a0,Rsp[4]);//might have a buggy...
1287 psxHwWrite32(0x1f8010a4,((size/16)<<16)|16);
1288 psxHwWrite32(0x1f8010a8,0x01000201);
1289
1290 pc0 = ra;
1291}
1292
1293void psxBios_SendGPU() { // 0x48
1294 GPU_writeStatus(a0);
ddbaf678 1295 gpuSyncPluginSR();
ef79bbde
P		 1296 pc0 = ra;
1297}
1298
1299void psxBios_GPU_cw() { // 0x49
1300 GPU_writeData(a0);
1301 pc0 = ra;
1302}
1303
1304void psxBios_GPU_cwb() { // 0x4a
1305 s32 *ptr = (s32*)Ra0;
1306 int size = a1;
1307 while(size--) {
1308 GPU_writeData(SWAP32(*ptr));
1309 ptr++;
1310 }
1311
1312 pc0 = ra;
1313}
1314
1315void psxBios_GPU_SendPackets() { //4b:
1316 GPU_writeStatus(0x04000002);
1317 psxHwWrite32(0x1f8010f4,0);
1318 psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800);
1319 psxHwWrite32(0x1f8010a0,a0);
1320 psxHwWrite32(0x1f8010a4,0);
1321 psxHwWrite32(0x1f8010a8,0x010000401);
1322 pc0 = ra;
1323}
1324
1325void psxBios_sys_a0_4c() { // 0x4c GPU relate
1326 psxHwWrite32(0x1f8010a8,0x00000401);
1327 GPU_writeData(0x0400000);
1328 GPU_writeData(0x0200000);
1329 GPU_writeData(0x0100000);
cd1ea245 1330 v0 = 0x1f801814;
ef79bbde
P		 1331 pc0 = ra;
1332}
1333
1334void psxBios_GPU_GetGPUStatus() { // 0x4d
1335 v0 = GPU_readStatus();
1336 pc0 = ra;
1337}
1338
1339#undef s_addr
1340
1341void psxBios_LoadExec() { // 51
1342 EXEC *header = (EXEC*)PSXM(0xf000);
1343 u32 s_addr, s_size;
1344
1345#ifdef PSXBIOS_LOG
1346 PSXBIOS_LOG("psxBios_%s: %s: %x,%x\n", biosA0n[0x51], Ra0, a1, a2);
1347#endif
1348 s_addr = a1; s_size = a2;
1349
1350 a1 = 0xf000;
1351 psxBios_Load();
1352
1353 header->S_addr = s_addr;
1354 header->s_size = s_size;
1355
1356 a0 = 0xf000; a1 = 0; a2 = 0;
1357 psxBios_Exec();
1358}
1359
1360void psxBios__bu_init() { // 70
1361#ifdef PSXBIOS_LOG
1362 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x70]);
1363#endif
1364
1365 DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1366 DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1367
1368 pc0 = ra;
1369}
1370
1371void psxBios__96_init() { // 71
1372#ifdef PSXBIOS_LOG
1373 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x71]);
1374#endif
1375
1376 pc0 = ra;
1377}
1378
1379void psxBios__96_remove() { // 72
1380#ifdef PSXBIOS_LOG
1381 PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x72]);
1382#endif
1383
1384 pc0 = ra;
1385}
1386
1387void psxBios_SetMem() { // 9f
1388 u32 new = psxHu32(0x1060);
1389
1390#ifdef PSXBIOS_LOG
1391 PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosA0n[0x9f], a0, a1);
1392#endif
1393
1394 switch(a0) {
1395 case 2:
1396 psxHu32ref(0x1060) = SWAP32(new);
1397 psxMu32ref(0x060) = a0;
1398 SysPrintf("Change effective memory : %d MBytes\n",a0);
1399 break;
1400
1401 case 8:
1402 psxHu32ref(0x1060) = SWAP32(new | 0x300);
1403 psxMu32ref(0x060) = a0;
1404 SysPrintf("Change effective memory : %d MBytes\n",a0);
1405
1406 default:
1407 SysPrintf("Effective memory must be 2/8 MBytes\n");
1408 break;
1409 }
1410
1411 pc0 = ra;
1412}
1413
1414void psxBios__card_info() { // ab
1415#ifdef PSXBIOS_LOG
1416 PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xab], a0);
1417#endif
76b81516 1418 u32 ret;
e9fda093 1419 card_active_chan = a0;
1420
76b81516 1421 switch (card_active_chan)
1422 {
1423 case 0x00: case 0x01: case 0x02: case 0x03:
1424 ret = Config.Mcd1[0] ? 0x2 : 0x8;
1425 break;
1426 case 0x10: case 0x11: case 0x12: case 0x13:
1427 ret = Config.Mcd2[0] ? 0x2 : 0x8;
1428 break;
1429 default:
1430#ifdef PSXBIOS_LOG
1431 PSXBIOS_LOG("psxBios_%s: UNKNOWN PORT 0x%x\n", biosA0n[0xab], card_active_chan);
1432#endif
1433 ret = 0x11;
1434 break;
1435 }
1436
1437// DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
ef79bbde
P		 1438// DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1439 DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
76b81516 1440 DeliverEvent(0x81, ret); // 0xf4000001, 0x0004
ef79bbde
P		 1441
1442 v0 = 1; pc0 = ra;
1443}
1444
1445void psxBios__card_load() { // ac
1446#ifdef PSXBIOS_LOG
1447 PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xac], a0);
1448#endif
1449
e9fda093 1450 card_active_chan = a0;
1451
ef79bbde
P		 1452// DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1453 DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1454
1455 v0 = 1; pc0 = ra;
1456}
1457
1458/* System calls B0 */
1459
1460void psxBios_SetRCnt() { // 02
1461#ifdef PSXBIOS_LOG
1462 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x02]);
1463#endif
1464
1465 a0&= 0x3;
1466 if (a0 != 3) {
1467 u32 mode=0;
1468
1469 psxRcntWtarget(a0, a1);
1470 if (a2&0x1000) mode|= 0x050; // Interrupt Mode
1471 if (a2&0x0100) mode|= 0x008; // Count to 0xffff
1472 if (a2&0x0010) mode|= 0x001; // Timer stop mode
1473 if (a0 == 2) { if (a2&0x0001) mode|= 0x200; } // System Clock mode
1474 else { if (a2&0x0001) mode|= 0x100; } // System Clock mode
1475
1476 psxRcntWmode(a0, mode);
1477 }
1478 pc0 = ra;
1479}
1480
1481void psxBios_GetRCnt() { // 03
1482#ifdef PSXBIOS_LOG
1483 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x03]);
1484#endif
1485
1486 a0&= 0x3;
1487 if (a0 != 3) v0 = psxRcntRcount(a0);
1488 else v0 = 0;
1489 pc0 = ra;
1490}
1491
1492void psxBios_StartRCnt() { // 04
1493#ifdef PSXBIOS_LOG
1494 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x04]);
1495#endif
1496
1497 a0&= 0x3;
1498 if (a0 != 3) psxHu32ref(0x1074)|= SWAP32((u32)((1<<(a0+4))));
1499 else psxHu32ref(0x1074)|= SWAPu32(0x1);
1500 v0 = 1; pc0 = ra;
1501}
1502
1503void psxBios_StopRCnt() { // 05
1504#ifdef PSXBIOS_LOG
1505 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x05]);
1506#endif
1507
1508 a0&= 0x3;
1509 if (a0 != 3) psxHu32ref(0x1074)&= SWAP32((u32)(~(1<<(a0+4))));
1510 else psxHu32ref(0x1074)&= SWAPu32(~0x1);
1511 pc0 = ra;
1512}
1513
1514void psxBios_ResetRCnt() { // 06
1515#ifdef PSXBIOS_LOG
1516 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x06]);
1517#endif
1518
1519 a0&= 0x3;
1520 if (a0 != 3) {
1521 psxRcntWmode(a0, 0);
1522 psxRcntWtarget(a0, 0);
1523 psxRcntWcount(a0, 0);
1524 }
1525 pc0 = ra;
1526}
1527
1528
1529/* gets ev for use with Event */
1530#define GetEv() \
1531 ev = (a0 >> 24) & 0xf; \
1532 if (ev == 0xf) ev = 0x5; \
1533 ev*= 32; \
1534 ev+= a0&0x1f;
1535
1536/* gets spec for use with Event */
1537#define GetSpec() \
1538 spec = 0; \
1539 switch (a1) { \
1540 case 0x0301: spec = 16; break; \
1541 case 0x0302: spec = 17; break; \
1542 default: \
1543 for (i=0; i<16; i++) if (a1 & (1 << i)) { spec = i; break; } \
1544 break; \
1545 }
1546
1547void psxBios_DeliverEvent() { // 07
1548 int ev, spec;
1549 int i;
1550
1551 GetEv();
1552 GetSpec();
1553
1554#ifdef PSXBIOS_LOG
1555 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x07], ev, spec);
1556#endif
1557
1558 DeliverEvent(ev, spec);
1559
1560 pc0 = ra;
1561}
1562
1563void psxBios_OpenEvent() { // 08
1564 int ev, spec;
1565 int i;
1566
1567 GetEv();
1568 GetSpec();
1569
1570#ifdef PSXBIOS_LOG
1571 PSXBIOS_LOG("psxBios_%s %x,%x (class:%x, spec:%x, mode:%x, func:%x)\n", biosB0n[0x08], ev, spec, a0, a1, a2, a3);
1572#endif
1573
1574 Event[ev][spec].status = EvStWAIT;
1575 Event[ev][spec].mode = a2;
1576 Event[ev][spec].fhandler = a3;
1577
1578 v0 = ev | (spec << 8);
1579 pc0 = ra;
1580}
1581
1582void psxBios_CloseEvent() { // 09
1583 int ev, spec;
1584
1585 ev = a0 & 0xff;
1586 spec = (a0 >> 8) & 0xff;
1587
1588#ifdef PSXBIOS_LOG
1589 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x09], ev, spec);
1590#endif
1591
1592 Event[ev][spec].status = EvStUNUSED;
1593
1594 v0 = 1; pc0 = ra;
1595}
1596
1597void psxBios_WaitEvent() { // 0a
1598 int ev, spec;
1599
1600 ev = a0 & 0xff;
1601 spec = (a0 >> 8) & 0xff;
ef79bbde
P		 1602#ifdef PSXBIOS_LOG
1603 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0a], ev, spec);
1604#endif
d95c9dcb 1605 if (Event[ev][spec].status == EvStUNUSED)
1606 {
1607 v0 = 0;
1608 pc0 = ra;
1609 return;
1610 }
ef79bbde 1611
d95c9dcb 1612 if (Event[ev][spec].status == EvStALREADY)
1613 {
1614 /* Callback events (mode=EvMdINTR) do never set the ready flag (and thus WaitEvent would hang forever). */
1615 if (!(Event[ev][spec].mode == EvMdINTR)) Event[ev][spec].status = EvStACTIVE;
1616 v0 = 1;
1617 pc0 = ra;
1618 return;
1619 }
ef79bbde 1620
d95c9dcb 1621 v0 = 0;
1622 pc0 = ra;
ef79bbde
P		 1623}
1624
1625void psxBios_TestEvent() { // 0b
1626 int ev, spec;
1627
1628 ev = a0 & 0xff;
1629 spec = (a0 >> 8) & 0xff;
1630
1631 if (Event[ev][spec].status == EvStALREADY) {
1632 Event[ev][spec].status = EvStACTIVE; v0 = 1;
1633 } else v0 = 0;
1634
1635#ifdef PSXBIOS_LOG
1636 PSXBIOS_LOG("psxBios_%s %x,%x: %x\n", biosB0n[0x0b], ev, spec, v0);
1637#endif
1638
1639 pc0 = ra;
1640}
1641
1642void psxBios_EnableEvent() { // 0c
1643 int ev, spec;
1644
1645 ev = a0 & 0xff;
1646 spec = (a0 >> 8) & 0xff;
1647
1648#ifdef PSXBIOS_LOG
1649 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0c], ev, spec);
1650#endif
1651
1652 Event[ev][spec].status = EvStACTIVE;
1653
1654 v0 = 1; pc0 = ra;
1655}
1656
1657void psxBios_DisableEvent() { // 0d
1658 int ev, spec;
1659
1660 ev = a0 & 0xff;
1661 spec = (a0 >> 8) & 0xff;
1662
1663#ifdef PSXBIOS_LOG
1664 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0d], ev, spec);
1665#endif
1666
1667 Event[ev][spec].status = EvStWAIT;
1668
1669 v0 = 1; pc0 = ra;
1670}
1671
1672/*
1673 * long OpenTh(long (*func)(), unsigned long sp, unsigned long gp);
1674 */
1675
1676void psxBios_OpenTh() { // 0e
1677 int th;
1678
1679 for (th=1; th<8; th++)
a66d3058 1680 {
ef79bbde
P		 1681 if (Thread[th].status == 0) break;
1682
a66d3058 1683 }
1684 if (th == 8) {
1685 // Feb 2019 - Added out-of-bounds fix caught by cppcheck:
1686 // When no free TCB is found, return 0xffffffff according to Nocash doc.
1687#ifdef PSXBIOS_LOG
1688 PSXBIOS_LOG("\t%s() WARNING! No Free TCBs found!\n", __func__);
1689#endif
1690 v0 = 0xffffffff;
1691 pc0 = ra;
1692 return;
1693 }
ef79bbde
P		 1694#ifdef PSXBIOS_LOG
1695 PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0e], th);
1696#endif
1697
1698 Thread[th].status = 1;
1699 Thread[th].func = a0;
1700 Thread[th].reg[29] = a1;
1701 Thread[th].reg[28] = a2;
1702
1703 v0 = th; pc0 = ra;
1704}
1705
1706/*
1707 * int CloseTh(long thread);
1708 */
1709
1710void psxBios_CloseTh() { // 0f
1711 int th = a0 & 0xff;
1712
1713#ifdef PSXBIOS_LOG
1714 PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0f], th);
1715#endif
1716
1717 if (Thread[th].status == 0) {
1718 v0 = 0;
1719 } else {
1720 Thread[th].status = 0;
1721 v0 = 1;
1722 }
1723
1724 pc0 = ra;
1725}
1726
1727/*
1728 * int ChangeTh(long thread);
1729 */
1730
1731void psxBios_ChangeTh() { // 10
1732 int th = a0 & 0xff;
1733
1734#ifdef PSXBIOS_LOG
1735// PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x10], th);
1736#endif
1737
1738 if (Thread[th].status == 0 || CurThread == th) {
1739 v0 = 0;
1740
1741 pc0 = ra;
1742 } else {
1743 v0 = 1;
1744
1745 if (Thread[CurThread].status == 2) {
1746 Thread[CurThread].status = 1;
1747 Thread[CurThread].func = ra;
1748 memcpy(Thread[CurThread].reg, psxRegs.GPR.r, 32*4);
1749 }
1750
1751 memcpy(psxRegs.GPR.r, Thread[th].reg, 32*4);
1752 pc0 = Thread[th].func;
1753 Thread[th].status = 2;
1754 CurThread = th;
1755 }
1756}
1757
1758void psxBios_InitPAD() { // 0x12
1759#ifdef PSXBIOS_LOG
1760 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x12]);
1761#endif
1762
1763 pad_buf1 = (char*)Ra0;
1764 pad_buf1len = a1;
1765 pad_buf2 = (char*)Ra2;
1766 pad_buf2len = a3;
1767
1768 v0 = 1; pc0 = ra;
1769}
1770
1771void psxBios_StartPAD() { // 13
1772#ifdef PSXBIOS_LOG
1773 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x13]);
1774#endif
1775
1776 psxHwWrite16(0x1f801074, (unsigned short)(psxHwRead16(0x1f801074) | 0x1));
1777 psxRegs.CP0.n.Status |= 0x401;
1778 pc0 = ra;
1779}
1780
1781void psxBios_StopPAD() { // 14
1782#ifdef PSXBIOS_LOG
1783 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x14]);
1784#endif
8a0245bb 1785 if (pad_buf == 0){
ef79bbde
P		 1786 pad_buf1 = NULL;
1787 pad_buf2 = NULL;
8a0245bb 1788 }
ef79bbde
P		 1789 pc0 = ra;
1790}
1791
1792void psxBios_PAD_init() { // 15
1793#ifdef PSXBIOS_LOG
1794 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x15]);
1795#endif
a824e83d 1796 if (!(a0 == 0x20000000 || a0 == 0x20000001))
1797 {
1798 v0 = 0;
1799 pc0 = ra;
1800 return;
1801 }
ef79bbde
P		 1802 psxHwWrite16(0x1f801074, (u16)(psxHwRead16(0x1f801074) | 0x1));
1803 pad_buf = (int *)Ra1;
1804 *pad_buf = -1;
1805 psxRegs.CP0.n.Status |= 0x401;
a824e83d 1806 v0 = 2;
ef79bbde
P		 1807 pc0 = ra;
1808}
1809
1810void psxBios_PAD_dr() { // 16
1811#ifdef PSXBIOS_LOG
1812 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x16]);
1813#endif
1814
1815 v0 = -1; pc0 = ra;
1816}
1817
1818void psxBios_ReturnFromException() { // 17
1819 LoadRegs();
1820
1821 pc0 = psxRegs.CP0.n.EPC;
1822 if (psxRegs.CP0.n.Cause & 0x80000000) pc0 += 4;
1823
1824 psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
1825 ((psxRegs.CP0.n.Status & 0x3c) >> 2);
1826}
1827
1828void psxBios_ResetEntryInt() { // 18
1829#ifdef PSXBIOS_LOG
1830 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x18]);
1831#endif
1832
1833 jmp_int = NULL;
1834 pc0 = ra;
1835}
1836
1837void psxBios_HookEntryInt() { // 19
1838#ifdef PSXBIOS_LOG
1839 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x19]);
1840#endif
1841
1842 jmp_int = (u32*)Ra0;
1843 pc0 = ra;
1844}
1845
1846void psxBios_UnDeliverEvent() { // 0x20
1847 int ev, spec;
1848 int i;
1849
1850 GetEv();
1851 GetSpec();
1852
1853#ifdef PSXBIOS_LOG
1854 PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x20], ev, spec);
1855#endif
1856
1857 if (Event[ev][spec].status == EvStALREADY &&
1858 Event[ev][spec].mode == EvMdNOINTR)
1859 Event[ev][spec].status = EvStACTIVE;
1860
1861 pc0 = ra;
1862}
1863
595a136b 1864char ffile[64], *pfile;
1865int nfile;
1866static void buopen(int mcd, u8 *ptr, u8 *cfg)
1867{
1868 int i;
1869 u8 *fptr = ptr;
1870
1871 strcpy(FDesc[1 + mcd].name, Ra0+5);
1872 FDesc[1 + mcd].offset = 0;
1873 FDesc[1 + mcd].mode = a1;
1874
1875 for (i=1; i<16; i++) {
1876 fptr += 128;
1877 if ((*fptr & 0xF0) != 0x50) continue;
1878 if (strcmp(FDesc[1 + mcd].name, fptr+0xa)) continue;
1879 FDesc[1 + mcd].mcfile = i;
1880 SysPrintf("open %s\n", fptr+0xa);
1881 v0 = 1 + mcd;
1882 break;
1883 }
1884 if (a1 & 0x200 && v0 == -1) { /* FCREAT */
1885 fptr = ptr;
1886 for (i=1; i<16; i++) {
1887 int j, xor, nblk = a1 >> 16;
1888 u8 *pptr, *fptr2;
1889
1890 fptr += 128;
1891 if ((*fptr & 0xF0) != 0xa0) continue;
1892
1893 FDesc[1 + mcd].mcfile = i;
1894 fptr[0] = 0x51;
1895 fptr[4] = 0x00;
1896 fptr[5] = 0x20 * nblk;
1897 fptr[6] = 0x00;
1898 fptr[7] = 0x00;
1899 strcpy(fptr+0xa, FDesc[1 + mcd].name);
1900 pptr = fptr2 = fptr;
1901 for(j=2; j<=nblk; j++) {
1902 int k;
1903 for(i++; i<16; i++) {
1904 fptr2 += 128;
1905
1906 memset(fptr2, 0, 128);
1907 fptr2[0] = j < nblk ? 0x52 : 0x53;
1908 pptr[8] = i - 1;
1909 pptr[9] = 0;
1910 for (k=0, xor=0; k<127; k++) xor^= pptr[k];
1911 pptr[127] = xor;
1912 pptr = fptr2;
1913 break;
1914 }
1915 /* shouldn't this return ENOSPC if i == 16? */
1916 }
1917 pptr[8] = pptr[9] = 0xff;
1918 for (j=0, xor=0; j<127; j++) xor^= pptr[j];
1919 pptr[127] = xor;
1920 SysPrintf("openC %s %d\n", ptr, nblk);
1921 v0 = 1 + mcd;
1922 /* just go ahead and resave them all */
1923 SaveMcd(cfg, ptr, 128, 128 * 15);
1924 break;
1925 }
1926 /* shouldn't this return ENOSPC if i == 16? */
1927 }
ef79bbde
P		 1928}
1929
1930/*
1931 * int open(char *name , int mode);
1932 */
1933
1934void psxBios_open() { // 0x32
1935 int i;
1936 char *ptr;
02949f79 1937 void *pa0 = Ra0;
ef79bbde
P		 1938
1939#ifdef PSXBIOS_LOG
1940 PSXBIOS_LOG("psxBios_%s: %s,%x\n", biosB0n[0x32], Ra0, a1);
1941#endif
1942
1943 v0 = -1;
1944
02949f79 1945 if (pa0) {
1946 if (!strncmp(pa0, "bu00", 4)) {
595a136b 1947 buopen(1, Mcd1Data, Config.Mcd1);
02949f79 1948 }
ef79bbde 1949
02949f79 1950 if (!strncmp(pa0, "bu10", 4)) {
595a136b 1951 buopen(2, Mcd2Data, Config.Mcd2);
02949f79 1952 }
ef79bbde
P		 1953 }
1954
1955 pc0 = ra;
1956}
1957
1958/*
1959 * int lseek(int fd , int offset , int whence);
1960 */
1961
1962void psxBios_lseek() { // 0x33
1963#ifdef PSXBIOS_LOG
1964 PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x33], a0, a1, a2);
1965#endif
1966
1967 switch (a2) {
1968 case 0: // SEEK_SET
1969 FDesc[a0].offset = a1;
1970 v0 = a1;
1971// DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
1972// DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
1973 break;
1974
1975 case 1: // SEEK_CUR
1976 FDesc[a0].offset+= a1;
1977 v0 = FDesc[a0].offset;
1978 break;
1979 }
1980
1981 pc0 = ra;
1982}
1983
595a136b 1984
ef79bbde
P		 1985/*
1986 * int read(int fd , void *buf , int nbytes);
1987 */
1988
1989void psxBios_read() { // 0x34
1990 char *ptr;
02949f79 1991 void *pa1 = Ra1;
ef79bbde
P		 1992
1993#ifdef PSXBIOS_LOG
1994 PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x34], a0, a1, a2);
1995#endif
1996
1997 v0 = -1;
1998
02949f79 1999 if (pa1) {
2000 switch (a0) {
595a136b 2001 case 2: buread(pa1, 1, a2); break;
2002 case 3: buread(pa1, 2, a2); break;
02949f79 2003 }
ef79bbde
P		 2004 }
2005
2006 pc0 = ra;
2007}
2008
ef79bbde
P		 2009/*
2010 * int write(int fd , void *buf , int nbytes);
2011 */
2012
2013void psxBios_write() { // 0x35/0x03
2014 char *ptr;
02949f79 2015 void *pa1 = Ra1;
2016
2017#ifdef PSXBIOS_LOG
2018 PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x35], a0, a1, a2);
2019#endif
2020
2021 v0 = -1;
2022 if (!pa1) {
2023 pc0 = ra;
2024 return;
2025 }
ef79bbde
P		 2026
2027 if (a0 == 1) { // stdout
02949f79 2028 char *ptr = pa1;
ef79bbde 2029
02949f79 2030 v0 = a2;
ef79bbde
P		 2031 while (a2 > 0) {
2032 SysPrintf("%c", *ptr++); a2--;
2033 }
2034 pc0 = ra; return;
2035 }
ef79bbde
P		 2036
2037 switch (a0) {
595a136b 2038 case 2: buwrite(pa1, 1, a2); break;
2039 case 3: buwrite(pa1, 2, a2); break;
ef79bbde
P		 2040 }
2041
2042 pc0 = ra;
2043}
2044
2045/*
2046 * int close(int fd);
2047 */
2048
2049void psxBios_close() { // 0x36
2050#ifdef PSXBIOS_LOG
2051 PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x36], a0);
2052#endif
2053
2054 v0 = a0;
2055 pc0 = ra;
2056}
2057
2058void psxBios_putchar() { // 3d
2059 SysPrintf("%c", (char)a0);
2060 pc0 = ra;
2061}
2062
2063void psxBios_puts() { // 3e/3f
808a13bd 2064 SysPrintf("%s", Ra0);
ef79bbde
P		 2065 pc0 = ra;
2066}
2067
2068char ffile[64], *pfile;
2069int nfile;
2070
2071#define bufile(mcd) { \
2072 while (nfile < 16) { \
2073 int match=1; \
2074 \
595a136b 2075 ptr = Mcd##mcd##Data + 128 * (nfile + 1); \
ef79bbde
P		 2076 nfile++; \
2077 if ((*ptr & 0xF0) != 0x50) continue; \
595a136b 2078 /* Bug link files show up as free block. */ \
2079 if (!ptr[0xa]) continue; \
ef79bbde
P		 2080 ptr+= 0xa; \
2081 if (pfile[0] == 0) { \
507d7c1d 2082 strncpy(dir->name, ptr, sizeof(dir->name)); \
2083 dir->name[sizeof(dir->name) - 1] = '\0'; \
ef79bbde
P		 2084 } else for (i=0; i<20; i++) { \
2085 if (pfile[i] == ptr[i]) { \
595a136b 2086 dir->name[i] = ptr[i]; continue; } \
ef79bbde
P		 2087 if (pfile[i] == '?') { \
2088 dir->name[i] = ptr[i]; continue; } \
2089 if (pfile[i] == '*') { \
2090 strcpy(dir->name+i, ptr+i); break; } \
2091 match = 0; break; \
2092 } \
2093 SysPrintf("%d : %s = %s + %s (match=%d)\n", nfile, dir->name, pfile, ptr, match); \
595a136b 2094 if (match == 0) { continue; } \
ef79bbde
P		 2095 dir->size = 8192; \
2096 v0 = _dir; \
2097 break; \
2098 } \
2099}
2100
2101/*
2102 * struct DIRENTRY* firstfile(char *name,struct DIRENTRY *dir);
2103 */
2104
2105void psxBios_firstfile() { // 42
2106 struct DIRENTRY *dir = (struct DIRENTRY *)Ra1;
02949f79 2107 void *pa0 = Ra0;
ef79bbde
P		 2108 u32 _dir = a1;
2109 char *ptr;
2110 int i;
2111
2112#ifdef PSXBIOS_LOG
2113 PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x42], Ra0);
2114#endif
2115
2116 v0 = 0;
2117
02949f79 2118 if (pa0) {
2119 strcpy(ffile, pa0);
2120 pfile = ffile+5;
2121 nfile = 1;
2122 if (!strncmp(pa0, "bu00", 4)) {
857fabea 2123 // firstfile() calls _card_read() internally, so deliver it's event
2124 DeliverEvent(0x11, 0x2);
02949f79 2125 bufile(1);
2126 } else if (!strncmp(pa0, "bu10", 4)) {
857fabea 2127 // firstfile() calls _card_read() internally, so deliver it's event
2128 DeliverEvent(0x11, 0x2);
02949f79 2129 bufile(2);
2130 }
ef79bbde
P		 2131 }
2132
2133 pc0 = ra;
2134}
2135
2136/*
2137 * struct DIRENTRY* nextfile(struct DIRENTRY *dir);
2138 */
2139
2140void psxBios_nextfile() { // 43
2141 struct DIRENTRY *dir = (struct DIRENTRY *)Ra0;
2142 u32 _dir = a0;
2143 char *ptr;
2144 int i;
2145
2146#ifdef PSXBIOS_LOG
2147 PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x43], dir->name);
2148#endif
2149
2150 v0 = 0;
2151
2152 if (!strncmp(ffile, "bu00", 4)) {
2153 bufile(1);
2154 }
2155
2156 if (!strncmp(ffile, "bu10", 4)) {
2157 bufile(2);
2158 }
2159
2160 pc0 = ra;
2161}
2162
2163#define burename(mcd) { \
2164 for (i=1; i<16; i++) { \
2165 int namelen, j, xor = 0; \
2166 ptr = Mcd##mcd##Data + 128 * i; \
2167 if ((*ptr & 0xF0) != 0x50) continue; \
2168 if (strcmp(Ra0+5, ptr+0xa)) continue; \
2169 namelen = strlen(Ra1+5); \
2170 memcpy(ptr+0xa, Ra1+5, namelen); \
2171 memset(ptr+0xa+namelen, 0, 0x75-namelen); \
2172 for (j=0; j<127; j++) xor^= ptr[j]; \
2173 ptr[127] = xor; \
2174 SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i + 0xa, 0x76); \
2175 v0 = 1; \
2176 break; \
2177 } \
2178}
2179
2180/*
2181 * int rename(char *old, char *new);
2182 */
2183
2184void psxBios_rename() { // 44
02949f79 2185 void *pa0 = Ra0;
2186 void *pa1 = Ra1;
ef79bbde
P		 2187 char *ptr;
2188 int i;
2189
2190#ifdef PSXBIOS_LOG
2191 PSXBIOS_LOG("psxBios_%s: %s,%s\n", biosB0n[0x44], Ra0, Ra1);
2192#endif
2193
2194 v0 = 0;
2195
02949f79 2196 if (pa0 && pa1) {
2197 if (!strncmp(pa0, "bu00", 4) && !strncmp(pa1, "bu00", 4)) {
2198 burename(1);
2199 }
ef79bbde 2200
02949f79 2201 if (!strncmp(pa0, "bu10", 4) && !strncmp(pa1, "bu10", 4)) {
2202 burename(2);
2203 }
ef79bbde
P		 2204 }
2205
2206 pc0 = ra;
2207}
2208
2209
2210#define budelete(mcd) { \
2211 for (i=1; i<16; i++) { \
2212 ptr = Mcd##mcd##Data + 128 * i; \
2213 if ((*ptr & 0xF0) != 0x50) continue; \
2214 if (strcmp(Ra0+5, ptr+0xa)) continue; \
2215 *ptr = (*ptr & 0xf) | 0xA0; \
2216 SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i, 1); \
2217 SysPrintf("delete %s\n", ptr+0xa); \
2218 v0 = 1; \
2219 break; \
2220 } \
2221}
2222
2223/*
2224 * int delete(char *name);
2225 */
2226
2227void psxBios_delete() { // 45
02949f79 2228 void *pa0 = Ra0;
ef79bbde
P		 2229 char *ptr;
2230 int i;
2231
2232#ifdef PSXBIOS_LOG
2233 PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x45], Ra0);
2234#endif
2235
2236 v0 = 0;
2237
02949f79 2238 if (pa0) {
2239 if (!strncmp(pa0, "bu00", 4)) {
2240 budelete(1);
2241 }
ef79bbde 2242
02949f79 2243 if (!strncmp(pa0, "bu10", 4)) {
2244 budelete(2);
2245 }
ef79bbde
P		 2246 }
2247
2248 pc0 = ra;
2249}
2250
2251void psxBios_InitCARD() { // 4a
2252#ifdef PSXBIOS_LOG
2253 PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x4a], a0);
2254#endif
2255
2256 CardState = 0;
2257
2258 pc0 = ra;
2259}
2260
2261void psxBios_StartCARD() { // 4b
2262#ifdef PSXBIOS_LOG
2263 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4b]);
2264#endif
2265
2266 if (CardState == 0) CardState = 1;
2267
2268 pc0 = ra;
2269}
2270
2271void psxBios_StopCARD() { // 4c
2272#ifdef PSXBIOS_LOG
2273 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4c]);
2274#endif
2275
2276 if (CardState == 1) CardState = 0;
2277
2278 pc0 = ra;
2279}
2280
2281void psxBios__card_write() { // 0x4e
02949f79 2282 void *pa2 = Ra2;
ef79bbde
P		 2283 int port;
2284
2285#ifdef PSXBIOS_LOG
2286 PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2);
2287#endif
bd48ba5e 2288 /* Function also accepts sector 400h (a bug) */
2289 if (!(a1 <= 0x400))
2290 {
2291 /* Invalid sectors */
2292 v0 = 0; pc0 = ra;
2293 return;
2294 }
e9fda093 2295 card_active_chan = a0;
ef79bbde
P		 2296 port = a0 >> 4;
2297
02949f79 2298 if (pa2) {
2299 if (port == 0) {
2300 memcpy(Mcd1Data + a1 * 128, pa2, 128);
2301 SaveMcd(Config.Mcd1, Mcd1Data, a1 * 128, 128);
2302 } else {
2303 memcpy(Mcd2Data + a1 * 128, pa2, 128);
2304 SaveMcd(Config.Mcd2, Mcd2Data, a1 * 128, 128);
2305 }
ef79bbde
P		 2306 }
2307
2308 DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
2309// DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
2310
2311 v0 = 1; pc0 = ra;
2312}
2313
2314void psxBios__card_read() { // 0x4f
02949f79 2315 void *pa2 = Ra2;
ef79bbde
P		 2316 int port;
2317
2318#ifdef PSXBIOS_LOG
2319 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]);
2320#endif
bd48ba5e 2321 /* Function also accepts sector 400h (a bug) */
2322 if (!(a1 <= 0x400))
2323 {
2324 /* Invalid sectors */
2325 v0 = 0; pc0 = ra;
2326 return;
2327 }
e9fda093 2328 card_active_chan = a0;
ef79bbde
P		 2329 port = a0 >> 4;
2330
02949f79 2331 if (pa2) {
2332 if (port == 0) {
2333 memcpy(pa2, Mcd1Data + a1 * 128, 128);
2334 } else {
2335 memcpy(pa2, Mcd2Data + a1 * 128, 128);
2336 }
ef79bbde
P		 2337 }
2338
2339 DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004
2340// DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004
2341
2342 v0 = 1; pc0 = ra;
2343}
2344
2345void psxBios__new_card() { // 0x50
2346#ifdef PSXBIOS_LOG
2347 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x50]);
2348#endif
2349
2350 pc0 = ra;
2351}
2352
2353void psxBios_Krom2RawAdd() { // 0x51
2354 int i = 0;
2355
2356 const u32 table_8140[][2] = {
2357 {0x8140, 0x0000}, {0x8180, 0x0762}, {0x81ad, 0x0cc6}, {0x81b8, 0x0ca8},
2358 {0x81c0, 0x0f00}, {0x81c8, 0x0d98}, {0x81cf, 0x10c2}, {0x81da, 0x0e6a},
2359 {0x81e9, 0x13ce}, {0x81f0, 0x102c}, {0x81f8, 0x1590}, {0x81fc, 0x111c},
2360 {0x81fd, 0x1626}, {0x824f, 0x113a}, {0x8259, 0x20ee}, {0x8260, 0x1266},
2361 {0x827a, 0x24cc}, {0x8281, 0x1572}, {0x829b, 0x28aa}, {0x829f, 0x187e},
2362 {0x82f2, 0x32dc}, {0x8340, 0x2238}, {0x837f, 0x4362}, {0x8380, 0x299a},
2363 {0x8397, 0x4632}, {0x839f, 0x2c4c}, {0x83b7, 0x49f2}, {0x83bf, 0x2f1c},
2364 {0x83d7, 0x4db2}, {0x8440, 0x31ec}, {0x8461, 0x5dde}, {0x8470, 0x35ca},
2365 {0x847f, 0x6162}, {0x8480, 0x378c}, {0x8492, 0x639c}, {0x849f, 0x39a8},
2366 {0xffff, 0}
2367 };
2368
2369 const u32 table_889f[][2] = {
2370 {0x889f, 0x3d68}, {0x8900, 0x40ec}, {0x897f, 0x4fb0}, {0x8a00, 0x56f4},
2371 {0x8a7f, 0x65b8}, {0x8b00, 0x6cfc}, {0x8b7f, 0x7bc0}, {0x8c00, 0x8304},
2372 {0x8c7f, 0x91c8}, {0x8d00, 0x990c}, {0x8d7f, 0xa7d0}, {0x8e00, 0xaf14},
2373 {0x8e7f, 0xbdd8}, {0x8f00, 0xc51c}, {0x8f7f, 0xd3e0}, {0x9000, 0xdb24},
2374 {0x907f, 0xe9e8}, {0x9100, 0xf12c}, {0x917f, 0xfff0}, {0x9200, 0x10734},
2375 {0x927f, 0x115f8}, {0x9300, 0x11d3c}, {0x937f, 0x12c00}, {0x9400, 0x13344},
2376 {0x947f, 0x14208}, {0x9500, 0x1494c}, {0x957f, 0x15810}, {0x9600, 0x15f54},
2377 {0x967f, 0x16e18}, {0x9700, 0x1755c}, {0x977f, 0x18420}, {0x9800, 0x18b64},
2378 {0xffff, 0}
2379 };
2380
2381 if (a0 >= 0x8140 && a0 <= 0x84be) {
2382 while (table_8140[i][0] <= a0) i++;
2383 a0 -= table_8140[i - 1][0];
2384 v0 = 0xbfc66000 + (a0 * 0x1e + table_8140[i - 1][1]);
2385 } else if (a0 >= 0x889f && a0 <= 0x9872) {
2386 while (table_889f[i][0] <= a0) i++;
2387 a0 -= table_889f[i - 1][0];
2388 v0 = 0xbfc66000 + (a0 * 0x1e + table_889f[i - 1][1]);
2389 } else {
2390 v0 = 0xffffffff;
2391 }
2392
2393 pc0 = ra;
2394}
2395
2396void psxBios_GetC0Table() { // 56
2397#ifdef PSXBIOS_LOG
2398 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x56]);
2399#endif
2400
2401 v0 = 0x674; pc0 = ra;
2402}
2403
2404void psxBios_GetB0Table() { // 57
2405#ifdef PSXBIOS_LOG
2406 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x57]);
2407#endif
2408
2409 v0 = 0x874; pc0 = ra;
2410}
2411
e9fda093 2412void psxBios__card_chan() { // 0x58
2413#ifdef PSXBIOS_LOG
2414 PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x58]);
2415#endif
2416
2417 v0 = card_active_chan;
2418 pc0 = ra;
2419}
2420
ef79bbde
P		 2421void psxBios_ChangeClearPad() { // 5b
2422#ifdef PSXBIOS_LOG
2423 PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x5b], a0);
2424#endif
2425
2426 pc0 = ra;
2427}
2428
2429/* System calls C0 */
2430
2431/*
2432 * int SysEnqIntRP(int index , long *queue);
2433 */
2434
2435void psxBios_SysEnqIntRP() { // 02
2436#ifdef PSXBIOS_LOG
2437 PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x02] ,a0);
2438#endif
2439
2440 SysIntRP[a0] = a1;
2441
2442 v0 = 0; pc0 = ra;
2443}
2444
2445/*
2446 * int SysDeqIntRP(int index , long *queue);
2447 */
2448
2449void psxBios_SysDeqIntRP() { // 03
2450#ifdef PSXBIOS_LOG
2451 PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x03], a0);
2452#endif
2453
2454 SysIntRP[a0] = 0;
2455
2456 v0 = 0; pc0 = ra;
2457}
2458
2459void psxBios_ChangeClearRCnt() { // 0a
2460 u32 *ptr;
2461
2462#ifdef PSXBIOS_LOG
2463 PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosC0n[0x0a], a0, a1);
2464#endif
2465
2466 ptr = (u32*)PSXM((a0 << 2) + 0x8600);
2467 v0 = *ptr;
2468 *ptr = a1;
2469
2470// psxRegs.CP0.n.Status|= 0x404;
2471 pc0 = ra;
2472}
2473
2474void psxBios_dummy() {
2475#ifdef PSXBIOS_LOG
2476 PSXBIOS_LOG("unk %x call: %x\n", pc0 & 0x1fffff, t1);
2477#endif
2478 pc0 = ra;
2479}
2480
2481void (*biosA0[256])();
2482void (*biosB0[256])();
2483void (*biosC0[256])();
2484
2485#include "sjisfont.h"
2486
2487void psxBiosInit() {
2488 u32 base, size;
2489 u32 *ptr;
2490 int i;
2491 uLongf len;
2492
2493 for(i = 0; i < 256; i++) {
2494 biosA0[i] = NULL;
2495 biosB0[i] = NULL;
2496 biosC0[i] = NULL;
2497 }
2498 biosA0[0x3e] = psxBios_puts;
2499 biosA0[0x3f] = psxBios_printf;
2500
2501 biosB0[0x3d] = psxBios_putchar;
2502 biosB0[0x3f] = psxBios_puts;
2503
2504 if (!Config.HLE) return;
2505
2506 for(i = 0; i < 256; i++) {
2507 if (biosA0[i] == NULL) biosA0[i] = psxBios_dummy;
2508 if (biosB0[i] == NULL) biosB0[i] = psxBios_dummy;
2509 if (biosC0[i] == NULL) biosC0[i] = psxBios_dummy;
2510 }
2511
2512 biosA0[0x00] = psxBios_open;
2513 biosA0[0x01] = psxBios_lseek;
2514 biosA0[0x02] = psxBios_read;
2515 biosA0[0x03] = psxBios_write;
2516 biosA0[0x04] = psxBios_close;
2517 //biosA0[0x05] = psxBios_ioctl;
2518 //biosA0[0x06] = psxBios_exit;
2519 //biosA0[0x07] = psxBios_sys_a0_07;
324cec89 2520 biosA0[0x08] = psxBios_getc;
2521 biosA0[0x09] = psxBios_putc;
ba11675c 2522 biosA0[0x0a] = psxBios_todigit;
ef79bbde
P		 2523 //biosA0[0x0b] = psxBios_atof;
2524 //biosA0[0x0c] = psxBios_strtoul;
2525 //biosA0[0x0d] = psxBios_strtol;
2526 biosA0[0x0e] = psxBios_abs;
2527 biosA0[0x0f] = psxBios_labs;
2528 biosA0[0x10] = psxBios_atoi;
2529 biosA0[0x11] = psxBios_atol;
2530 //biosA0[0x12] = psxBios_atob;
2531 biosA0[0x13] = psxBios_setjmp;
2532 biosA0[0x14] = psxBios_longjmp;
2533 biosA0[0x15] = psxBios_strcat;
2534 biosA0[0x16] = psxBios_strncat;
2535 biosA0[0x17] = psxBios_strcmp;
2536 biosA0[0x18] = psxBios_strncmp;
2537 biosA0[0x19] = psxBios_strcpy;
2538 biosA0[0x1a] = psxBios_strncpy;
2539 biosA0[0x1b] = psxBios_strlen;
2540 biosA0[0x1c] = psxBios_index;
2541 biosA0[0x1d] = psxBios_rindex;
2542 biosA0[0x1e] = psxBios_strchr;
2543 biosA0[0x1f] = psxBios_strrchr;
2544 biosA0[0x20] = psxBios_strpbrk;
2545 biosA0[0x21] = psxBios_strspn;
2546 biosA0[0x22] = psxBios_strcspn;
2547 biosA0[0x23] = psxBios_strtok;
2548 biosA0[0x24] = psxBios_strstr;
2549 biosA0[0x25] = psxBios_toupper;
2550 biosA0[0x26] = psxBios_tolower;
2551 biosA0[0x27] = psxBios_bcopy;
2552 biosA0[0x28] = psxBios_bzero;
2553 biosA0[0x29] = psxBios_bcmp;
2554 biosA0[0x2a] = psxBios_memcpy;
2555 biosA0[0x2b] = psxBios_memset;
2556 biosA0[0x2c] = psxBios_memmove;
2557 biosA0[0x2d] = psxBios_memcmp;
2558 biosA0[0x2e] = psxBios_memchr;
2559 biosA0[0x2f] = psxBios_rand;
2560 biosA0[0x30] = psxBios_srand;
2561 biosA0[0x31] = psxBios_qsort;
2562 //biosA0[0x32] = psxBios_strtod;
2563 biosA0[0x33] = psxBios_malloc;
2564 biosA0[0x34] = psxBios_free;
2565 //biosA0[0x35] = psxBios_lsearch;
2566 //biosA0[0x36] = psxBios_bsearch;
2567 biosA0[0x37] = psxBios_calloc;
2568 biosA0[0x38] = psxBios_realloc;
2569 biosA0[0x39] = psxBios_InitHeap;
2570 //biosA0[0x3a] = psxBios__exit;
2571 biosA0[0x3b] = psxBios_getchar;
2572 biosA0[0x3c] = psxBios_putchar;
2573 //biosA0[0x3d] = psxBios_gets;
2574 //biosA0[0x40] = psxBios_sys_a0_40;
2575 //biosA0[0x41] = psxBios_LoadTest;
2576 biosA0[0x42] = psxBios_Load;
2577 biosA0[0x43] = psxBios_Exec;
2578 biosA0[0x44] = psxBios_FlushCache;
2579 //biosA0[0x45] = psxBios_InstallInterruptHandler;
2580 biosA0[0x46] = psxBios_GPU_dw;
2581 biosA0[0x47] = psxBios_mem2vram;
2582 biosA0[0x48] = psxBios_SendGPU;
2583 biosA0[0x49] = psxBios_GPU_cw;
2584 biosA0[0x4a] = psxBios_GPU_cwb;
2585 biosA0[0x4b] = psxBios_GPU_SendPackets;
2586 biosA0[0x4c] = psxBios_sys_a0_4c;
2587 biosA0[0x4d] = psxBios_GPU_GetGPUStatus;
2588 //biosA0[0x4e] = psxBios_GPU_sync;
2589 //biosA0[0x4f] = psxBios_sys_a0_4f;
2590 //biosA0[0x50] = psxBios_sys_a0_50;
2591 biosA0[0x51] = psxBios_LoadExec;
2592 //biosA0[0x52] = psxBios_GetSysSp;
2593 //biosA0[0x53] = psxBios_sys_a0_53;
2594 //biosA0[0x54] = psxBios__96_init_a54;
2595 //biosA0[0x55] = psxBios__bu_init_a55;
2596 //biosA0[0x56] = psxBios__96_remove_a56;
2597 //biosA0[0x57] = psxBios_sys_a0_57;
2598 //biosA0[0x58] = psxBios_sys_a0_58;
2599 //biosA0[0x59] = psxBios_sys_a0_59;
2600 //biosA0[0x5a] = psxBios_sys_a0_5a;
2601 //biosA0[0x5b] = psxBios_dev_tty_init;
2602 //biosA0[0x5c] = psxBios_dev_tty_open;
2603 //biosA0[0x5d] = psxBios_sys_a0_5d;
2604 //biosA0[0x5e] = psxBios_dev_tty_ioctl;
2605 //biosA0[0x5f] = psxBios_dev_cd_open;
2606 //biosA0[0x60] = psxBios_dev_cd_read;
2607 //biosA0[0x61] = psxBios_dev_cd_close;
2608 //biosA0[0x62] = psxBios_dev_cd_firstfile;
2609 //biosA0[0x63] = psxBios_dev_cd_nextfile;
2610 //biosA0[0x64] = psxBios_dev_cd_chdir;
2611 //biosA0[0x65] = psxBios_dev_card_open;
2612 //biosA0[0x66] = psxBios_dev_card_read;
2613 //biosA0[0x67] = psxBios_dev_card_write;
2614 //biosA0[0x68] = psxBios_dev_card_close;
2615 //biosA0[0x69] = psxBios_dev_card_firstfile;
2616 //biosA0[0x6a] = psxBios_dev_card_nextfile;
2617 //biosA0[0x6b] = psxBios_dev_card_erase;
2618 //biosA0[0x6c] = psxBios_dev_card_undelete;
2619 //biosA0[0x6d] = psxBios_dev_card_format;
2620 //biosA0[0x6e] = psxBios_dev_card_rename;
2621 //biosA0[0x6f] = psxBios_dev_card_6f;
2622 biosA0[0x70] = psxBios__bu_init;
2623 biosA0[0x71] = psxBios__96_init;
2624 biosA0[0x72] = psxBios__96_remove;
2625 //biosA0[0x73] = psxBios_sys_a0_73;
2626 //biosA0[0x74] = psxBios_sys_a0_74;
2627 //biosA0[0x75] = psxBios_sys_a0_75;
2628 //biosA0[0x76] = psxBios_sys_a0_76;
2629 //biosA0[0x77] = psxBios_sys_a0_77;
2630 //biosA0[0x78] = psxBios__96_CdSeekL;
2631 //biosA0[0x79] = psxBios_sys_a0_79;
2632 //biosA0[0x7a] = psxBios_sys_a0_7a;
2633 //biosA0[0x7b] = psxBios_sys_a0_7b;
2634 //biosA0[0x7c] = psxBios__96_CdGetStatus;
2635 //biosA0[0x7d] = psxBios_sys_a0_7d;
2636 //biosA0[0x7e] = psxBios__96_CdRead;
2637 //biosA0[0x7f] = psxBios_sys_a0_7f;
2638 //biosA0[0x80] = psxBios_sys_a0_80;
2639 //biosA0[0x81] = psxBios_sys_a0_81;
2640 //biosA0[0x82] = psxBios_sys_a0_82;
2641 //biosA0[0x83] = psxBios_sys_a0_83;
2642 //biosA0[0x84] = psxBios_sys_a0_84;
2643 //biosA0[0x85] = psxBios__96_CdStop;
2644 //biosA0[0x86] = psxBios_sys_a0_86;
2645 //biosA0[0x87] = psxBios_sys_a0_87;
2646 //biosA0[0x88] = psxBios_sys_a0_88;
2647 //biosA0[0x89] = psxBios_sys_a0_89;
2648 //biosA0[0x8a] = psxBios_sys_a0_8a;
2649 //biosA0[0x8b] = psxBios_sys_a0_8b;
2650 //biosA0[0x8c] = psxBios_sys_a0_8c;
2651 //biosA0[0x8d] = psxBios_sys_a0_8d;
2652 //biosA0[0x8e] = psxBios_sys_a0_8e;
2653 //biosA0[0x8f] = psxBios_sys_a0_8f;
2654 //biosA0[0x90] = psxBios_sys_a0_90;
2655 //biosA0[0x91] = psxBios_sys_a0_91;
2656 //biosA0[0x92] = psxBios_sys_a0_92;
2657 //biosA0[0x93] = psxBios_sys_a0_93;
2658 //biosA0[0x94] = psxBios_sys_a0_94;
2659 //biosA0[0x95] = psxBios_sys_a0_95;
2660 //biosA0[0x96] = psxBios_AddCDROMDevice;
2661 //biosA0[0x97] = psxBios_AddMemCardDevide;
2662 //biosA0[0x98] = psxBios_DisableKernelIORedirection;
2663 //biosA0[0x99] = psxBios_EnableKernelIORedirection;
2664 //biosA0[0x9a] = psxBios_sys_a0_9a;
2665 //biosA0[0x9b] = psxBios_sys_a0_9b;
2666 //biosA0[0x9c] = psxBios_SetConf;
2667 //biosA0[0x9d] = psxBios_GetConf;
2668 //biosA0[0x9e] = psxBios_sys_a0_9e;
2669 biosA0[0x9f] = psxBios_SetMem;
2670 //biosA0[0xa0] = psxBios__boot;
2671 //biosA0[0xa1] = psxBios_SystemError;
2672 //biosA0[0xa2] = psxBios_EnqueueCdIntr;
2673 //biosA0[0xa3] = psxBios_DequeueCdIntr;
2674 //biosA0[0xa4] = psxBios_sys_a0_a4;
2675 //biosA0[0xa5] = psxBios_ReadSector;
2676 //biosA0[0xa6] = psxBios_get_cd_status;
2677 //biosA0[0xa7] = psxBios_bufs_cb_0;
2678 //biosA0[0xa8] = psxBios_bufs_cb_1;
2679 //biosA0[0xa9] = psxBios_bufs_cb_2;
2680 //biosA0[0xaa] = psxBios_bufs_cb_3;
2681 biosA0[0xab] = psxBios__card_info;
2682 biosA0[0xac] = psxBios__card_load;
2683 //biosA0[0axd] = psxBios__card_auto;
2684 //biosA0[0xae] = psxBios_bufs_cd_4;
2685 //biosA0[0xaf] = psxBios_sys_a0_af;
2686 //biosA0[0xb0] = psxBios_sys_a0_b0;
2687 //biosA0[0xb1] = psxBios_sys_a0_b1;
2688 //biosA0[0xb2] = psxBios_do_a_long_jmp
2689 //biosA0[0xb3] = psxBios_sys_a0_b3;
2690 //biosA0[0xb4] = psxBios_sub_function;
2691//*******************B0 CALLS****************************
2692 //biosB0[0x00] = psxBios_SysMalloc;
2693 //biosB0[0x01] = psxBios_sys_b0_01;
2694 biosB0[0x02] = psxBios_SetRCnt;
2695 biosB0[0x03] = psxBios_GetRCnt;
2696 biosB0[0x04] = psxBios_StartRCnt;
2697 biosB0[0x05] = psxBios_StopRCnt;
2698 biosB0[0x06] = psxBios_ResetRCnt;
2699 biosB0[0x07] = psxBios_DeliverEvent;
2700 biosB0[0x08] = psxBios_OpenEvent;
2701 biosB0[0x09] = psxBios_CloseEvent;
2702 biosB0[0x0a] = psxBios_WaitEvent;
2703 biosB0[0x0b] = psxBios_TestEvent;
2704 biosB0[0x0c] = psxBios_EnableEvent;
2705 biosB0[0x0d] = psxBios_DisableEvent;
2706 biosB0[0x0e] = psxBios_OpenTh;
2707 biosB0[0x0f] = psxBios_CloseTh;
2708 biosB0[0x10] = psxBios_ChangeTh;
2709 //biosB0[0x11] = psxBios_psxBios_b0_11;
2710 biosB0[0x12] = psxBios_InitPAD;
2711 biosB0[0x13] = psxBios_StartPAD;
2712 biosB0[0x14] = psxBios_StopPAD;
2713 biosB0[0x15] = psxBios_PAD_init;
2714 biosB0[0x16] = psxBios_PAD_dr;
2715 biosB0[0x17] = psxBios_ReturnFromException;
2716 biosB0[0x18] = psxBios_ResetEntryInt;
2717 biosB0[0x19] = psxBios_HookEntryInt;
2718 //biosB0[0x1a] = psxBios_sys_b0_1a;
2719 //biosB0[0x1b] = psxBios_sys_b0_1b;
2720 //biosB0[0x1c] = psxBios_sys_b0_1c;
2721 //biosB0[0x1d] = psxBios_sys_b0_1d;
2722 //biosB0[0x1e] = psxBios_sys_b0_1e;
2723 //biosB0[0x1f] = psxBios_sys_b0_1f;
2724 biosB0[0x20] = psxBios_UnDeliverEvent;
2725 //biosB0[0x21] = psxBios_sys_b0_21;
2726 //biosB0[0x22] = psxBios_sys_b0_22;
2727 //biosB0[0x23] = psxBios_sys_b0_23;
2728 //biosB0[0x24] = psxBios_sys_b0_24;
2729 //biosB0[0x25] = psxBios_sys_b0_25;
2730 //biosB0[0x26] = psxBios_sys_b0_26;
2731 //biosB0[0x27] = psxBios_sys_b0_27;
2732 //biosB0[0x28] = psxBios_sys_b0_28;
2733 //biosB0[0x29] = psxBios_sys_b0_29;
2734 //biosB0[0x2a] = psxBios_sys_b0_2a;
2735 //biosB0[0x2b] = psxBios_sys_b0_2b;
2736 //biosB0[0x2c] = psxBios_sys_b0_2c;
2737 //biosB0[0x2d] = psxBios_sys_b0_2d;
2738 //biosB0[0x2e] = psxBios_sys_b0_2e;
2739 //biosB0[0x2f] = psxBios_sys_b0_2f;
2740 //biosB0[0x30] = psxBios_sys_b0_30;
2741 //biosB0[0x31] = psxBios_sys_b0_31;
2742 biosB0[0x32] = psxBios_open;
2743 biosB0[0x33] = psxBios_lseek;
2744 biosB0[0x34] = psxBios_read;
2745 biosB0[0x35] = psxBios_write;
2746 biosB0[0x36] = psxBios_close;
2747 //biosB0[0x37] = psxBios_ioctl;
2748 //biosB0[0x38] = psxBios_exit;
2749 //biosB0[0x39] = psxBios_sys_b0_39;
2750 //biosB0[0x3a] = psxBios_getc;
2751 //biosB0[0x3b] = psxBios_putc;
2752 biosB0[0x3c] = psxBios_getchar;
2753 //biosB0[0x3e] = psxBios_gets;
2754 //biosB0[0x40] = psxBios_cd;
e7e1f572 2755 biosB0[0x41] = psxBios_format;
ef79bbde
P		 2756 biosB0[0x42] = psxBios_firstfile;
2757 biosB0[0x43] = psxBios_nextfile;
2758 biosB0[0x44] = psxBios_rename;
2759 biosB0[0x45] = psxBios_delete;
2760 //biosB0[0x46] = psxBios_undelete;
2761 //biosB0[0x47] = psxBios_AddDevice;
2762 //biosB0[0x48] = psxBios_RemoteDevice;
2763 //biosB0[0x49] = psxBios_PrintInstalledDevices;
2764 biosB0[0x4a] = psxBios_InitCARD;
2765 biosB0[0x4b] = psxBios_StartCARD;
2766 biosB0[0x4c] = psxBios_StopCARD;
2767 //biosB0[0x4d] = psxBios_sys_b0_4d;
2768 biosB0[0x4e] = psxBios__card_write;
2769 biosB0[0x4f] = psxBios__card_read;
2770 biosB0[0x50] = psxBios__new_card;
2771 biosB0[0x51] = psxBios_Krom2RawAdd;
2772 //biosB0[0x52] = psxBios_sys_b0_52;
2773 //biosB0[0x53] = psxBios_sys_b0_53;
2774 //biosB0[0x54] = psxBios__get_errno;
2775 //biosB0[0x55] = psxBios__get_error;
2776 biosB0[0x56] = psxBios_GetC0Table;
2777 biosB0[0x57] = psxBios_GetB0Table;
e9fda093 2778 biosB0[0x58] = psxBios__card_chan;
ef79bbde
P		 2779 //biosB0[0x59] = psxBios_sys_b0_59;
2780 //biosB0[0x5a] = psxBios_sys_b0_5a;
2781 biosB0[0x5b] = psxBios_ChangeClearPad;
2782 //biosB0[0x5c] = psxBios__card_status;
2783 //biosB0[0x5d] = psxBios__card_wait;
2784//*******************C0 CALLS****************************
2785 //biosC0[0x00] = psxBios_InitRCnt;
2786 //biosC0[0x01] = psxBios_InitException;
2787 biosC0[0x02] = psxBios_SysEnqIntRP;
2788 biosC0[0x03] = psxBios_SysDeqIntRP;
2789 //biosC0[0x04] = psxBios_get_free_EvCB_slot;
2790 //biosC0[0x05] = psxBios_get_free_TCB_slot;
2791 //biosC0[0x06] = psxBios_ExceptionHandler;
2792 //biosC0[0x07] = psxBios_InstallExeptionHandler;
2793 //biosC0[0x08] = psxBios_SysInitMemory;
2794 //biosC0[0x09] = psxBios_SysInitKMem;
2795 biosC0[0x0a] = psxBios_ChangeClearRCnt;
2796 //biosC0[0x0b] = psxBios_SystemError;
2797 //biosC0[0x0c] = psxBios_InitDefInt;
2798 //biosC0[0x0d] = psxBios_sys_c0_0d;
2799 //biosC0[0x0e] = psxBios_sys_c0_0e;
2800 //biosC0[0x0f] = psxBios_sys_c0_0f;
2801 //biosC0[0x10] = psxBios_sys_c0_10;
2802 //biosC0[0x11] = psxBios_sys_c0_11;
2803 //biosC0[0x12] = psxBios_InstallDevices;
2804 //biosC0[0x13] = psxBios_FlushStfInOutPut;
2805 //biosC0[0x14] = psxBios_sys_c0_14;
2806 //biosC0[0x15] = psxBios__cdevinput;
2807 //biosC0[0x16] = psxBios__cdevscan;
2808 //biosC0[0x17] = psxBios__circgetc;
2809 //biosC0[0x18] = psxBios__circputc;
2810 //biosC0[0x19] = psxBios_ioabort;
2811 //biosC0[0x1a] = psxBios_sys_c0_1a
2812 //biosC0[0x1b] = psxBios_KernelRedirect;
2813 //biosC0[0x1c] = psxBios_PatchAOTable;
2814//************** THE END ***************************************
2815/**/
2816 base = 0x1000;
2817 size = sizeof(EvCB) * 32;
2818 Event = (void *)&psxR[base]; base += size * 6;
2819 memset(Event, 0, size * 6);
2820 HwEV = Event;
2821 EvEV = Event + 32;
2822 RcEV = Event + 32 * 2;
2823 UeEV = Event + 32 * 3;
2824 SwEV = Event + 32 * 4;
2825 ThEV = Event + 32 * 5;
2826
2827 ptr = (u32 *)&psxM[0x0874]; // b0 table
2828 ptr[0] = SWAPu32(0x4c54 - 0x884);
2829
2830 ptr = (u32 *)&psxM[0x0674]; // c0 table
2831 ptr[6] = SWAPu32(0xc80);
2832
2833 memset(SysIntRP, 0, sizeof(SysIntRP));
2834 memset(Thread, 0, sizeof(Thread));
2835 Thread[0].status = 2; // main thread
2836
c62b43c9 2837 jmp_int = NULL;
2838 pad_buf = NULL;
2839 pad_buf1 = NULL;
2840 pad_buf2 = NULL;
2841 pad_buf1len = pad_buf2len = 0;
2842 heap_addr = NULL;
2843 heap_end = NULL;
2844 CardState = -1;
2845 CurThread = 0;
2846 memset(FDesc, 0, sizeof(FDesc));
2847
ef79bbde
P		 2848 psxMu32ref(0x0150) = SWAPu32(0x160);
2849 psxMu32ref(0x0154) = SWAPu32(0x320);
2850 psxMu32ref(0x0160) = SWAPu32(0x248);
2851 strcpy((char *)&psxM[0x248], "bu");
2852/* psxMu32ref(0x0ca8) = SWAPu32(0x1f410004);
2853 psxMu32ref(0x0cf0) = SWAPu32(0x3c020000);
2854 psxMu32ref(0x0cf4) = SWAPu32(0x2442641c);
2855 psxMu32ref(0x09e0) = SWAPu32(0x43d0);
2856 psxMu32ref(0x4d98) = SWAPu32(0x946f000a);
2857*/
2858 // opcode HLE
2859 psxRu32ref(0x0000) = SWAPu32((0x3b << 26) | 4);
2860 psxMu32ref(0x0000) = SWAPu32((0x3b << 26) | 0);
2861 psxMu32ref(0x00a0) = SWAPu32((0x3b << 26) | 1);
2862 psxMu32ref(0x00b0) = SWAPu32((0x3b << 26) | 2);
2863 psxMu32ref(0x00c0) = SWAPu32((0x3b << 26) | 3);
2864 psxMu32ref(0x4c54) = SWAPu32((0x3b << 26) | 0);
2865 psxMu32ref(0x8000) = SWAPu32((0x3b << 26) | 5);
2866 psxMu32ref(0x07a0) = SWAPu32((0x3b << 26) | 0);
2867 psxMu32ref(0x0884) = SWAPu32((0x3b << 26) | 0);
2868 psxMu32ref(0x0894) = SWAPu32((0x3b << 26) | 0);
2869
2870 // initial stack pointer for BIOS interrupt
2871 psxMu32ref(0x6c80) = SWAPu32(0x000085c8);
2872
2873 // initial RNG seed
2874 psxMu32ref(0x9010) = SWAPu32(0xac20cc00);
2875
2876 // fonts
2877 len = 0x80000 - 0x66000;
2878 uncompress((Bytef *)(psxR + 0x66000), &len, font_8140, sizeof(font_8140));
2879 len = 0x80000 - 0x69d68;
2880 uncompress((Bytef *)(psxR + 0x69d68), &len, font_889f, sizeof(font_889f));
2881
2882 // memory size 2 MB
2883 psxHu32ref(0x1060) = SWAPu32(0x00000b88);
2884
2885 hleSoftCall = FALSE;
2886}
2887
2888void psxBiosShutdown() {
2889}
2890
2891#define psxBios_PADpoll(pad) { \
2892 PAD##pad##_startPoll(pad); \
2893 pad_buf##pad[0] = 0; \
2894 pad_buf##pad[1] = PAD##pad##_poll(0x42); \
2895 if (!(pad_buf##pad[1] & 0x0f)) { \
2896 bufcount = 32; \
2897 } else { \
2898 bufcount = (pad_buf##pad[1] & 0x0f) * 2; \
2899 } \
2900 PAD##pad##_poll(0); \
2901 i = 2; \
2902 while (bufcount--) { \
2903 pad_buf##pad[i++] = PAD##pad##_poll(0); \
2904 } \
2905}
2906
2907void biosInterrupt() {
2908 int i, bufcount;
2909
2910// if (psxHu32(0x1070) & 0x1) { // Vsync
2911 if (pad_buf != NULL) {
2912 u32 *buf = (u32*)pad_buf;
2913
2914 if (!Config.UseNet) {
2915 PAD1_startPoll(1);
2916 if (PAD1_poll(0x42) == 0x23) {
2917 PAD1_poll(0);
2918 *buf = PAD1_poll(0) << 8;
2919 *buf |= PAD1_poll(0);
2920 PAD1_poll(0);
2921 *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 6 : 0);
2922 *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 7 : 0);
2923 } else {
2924 PAD1_poll(0);
2925 *buf = PAD1_poll(0) << 8;
2926 *buf|= PAD1_poll(0);
2927 }
2928
2929 PAD2_startPoll(2);
2930 if (PAD2_poll(0x42) == 0x23) {
2931 PAD2_poll(0);
2932 *buf |= PAD2_poll(0) << 24;
2933 *buf |= PAD2_poll(0) << 16;
2934 PAD2_poll(0);
2935 *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 22 : 0);
2936 *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 23 : 0);
2937 } else {
2938 PAD2_poll(0);
2939 *buf |= PAD2_poll(0) << 24;
2940 *buf |= PAD2_poll(0) << 16;
2941 }
2942 } else {
2943 u16 data;
2944
2945 PAD1_startPoll(1);
2946 PAD1_poll(0x42);
2947 PAD1_poll(0);
2948 data = PAD1_poll(0) << 8;
2949 data |= PAD1_poll(0);
2950
2951 if (NET_sendPadData(&data, 2) == -1)
2952 netError();
2953
2954 if (NET_recvPadData(&((u16*)buf)[0], 1) == -1)
2955 netError();
2956 if (NET_recvPadData(&((u16*)buf)[1], 2) == -1)
2957 netError();
2958 }
2959 }
2960 if (Config.UseNet && pad_buf1 != NULL && pad_buf2 != NULL) {
2961 psxBios_PADpoll(1);
2962
2963 if (NET_sendPadData(pad_buf1, i) == -1)
2964 netError();
2965
2966 if (NET_recvPadData(pad_buf1, 1) == -1)
2967 netError();
2968 if (NET_recvPadData(pad_buf2, 2) == -1)
2969 netError();
2970 } else {
2971 if (pad_buf1) {
2972 psxBios_PADpoll(1);
2973 }
2974
2975 if (pad_buf2) {
2976 psxBios_PADpoll(2);
2977 }
2978 }
2979
2980 if (psxHu32(0x1070) & 0x1) { // Vsync
2981 if (RcEV[3][1].status == EvStACTIVE) {
2982 softCall(RcEV[3][1].fhandler);
2983// hwWrite32(0x1f801070, ~(1));
2984 }
2985 }
2986
2987 if (psxHu32(0x1070) & 0x70) { // Rcnt 0,1,2
2988 int i;
2989
2990 for (i = 0; i < 3; i++) {
2991 if (psxHu32(0x1070) & (1 << (i + 4))) {
2992 if (RcEV[i][1].status == EvStACTIVE) {
2993 softCall(RcEV[i][1].fhandler);
2994 }
2995 psxHwWrite32(0x1f801070, ~(1 << (i + 4)));
2996 }
2997 }
2998 }
2999}
3000
3001void psxBiosException() {
3002 int i;
3003
3004 switch (psxRegs.CP0.n.Cause & 0x3c) {
3005 case 0x00: // Interrupt
3006#ifdef PSXCPU_LOG
3007// PSXCPU_LOG("interrupt\n");
3008#endif
3009 SaveRegs();
3010
3011 sp = psxMu32(0x6c80); // create new stack for interrupt handlers
3012
3013 biosInterrupt();
3014
3015 for (i = 0; i < 8; i++) {
3016 if (SysIntRP[i]) {
3017 u32 *queue = (u32 *)PSXM(SysIntRP[i]);
3018
3019 s0 = queue[2];
3020 softCall(queue[1]);
3021 }
3022 }
3023
3024 if (jmp_int != NULL) {
3025 int i;
3026
3027 psxHwWrite32(0x1f801070, 0xffffffff);
3028
3029 ra = jmp_int[0];
3030 sp = jmp_int[1];
3031 fp = jmp_int[2];
3032 for (i = 0; i < 8; i++) // s0-s7
3033 psxRegs.GPR.r[16 + i] = jmp_int[3 + i];
3034 gp = jmp_int[11];
3035
3036 v0 = 1;
3037 pc0 = ra;
3038 return;
3039 }
3040 psxHwWrite16(0x1f801070, 0);
3041 break;
3042
3043 case 0x20: // Syscall
3044#ifdef PSXCPU_LOG
3045 PSXCPU_LOG("syscall exp %x\n", a0);
3046#endif
3047 switch (a0) {
3048 case 1: // EnterCritical - disable irq's
79dad1b3 3049 /* Fixes Medievil 2 not loading up new game, Digimon World not booting up and possibly others */
3050 v0 = (psxRegs.CP0.n.Status & 0x404) == 0x404;
3051 psxRegs.CP0.n.Status &= ~0x404;
ef79bbde
P		 3052 break;
3053
3054 case 2: // ExitCritical - enable irq's
3055 psxRegs.CP0.n.Status |= 0x404;
3056 break;
3057 }
3058 pc0 = psxRegs.CP0.n.EPC + 4;
3059
3060 psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
3061 ((psxRegs.CP0.n.Status & 0x3c) >> 2);
3062 return;
3063
3064 default:
3065#ifdef PSXCPU_LOG
3066 PSXCPU_LOG("unknown bios exception!\n");
3067#endif
3068 break;
3069 }
3070
3071 pc0 = psxRegs.CP0.n.EPC;
3072 if (psxRegs.CP0.n.Cause & 0x80000000) pc0+=4;
3073
3074 psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) |
3075 ((psxRegs.CP0.n.Status & 0x3c) >> 2);
3076}
3077
3078#define bfreeze(ptr, size) { \
3079 if (Mode == 1) memcpy(&psxR[base], ptr, size); \
3080 if (Mode == 0) memcpy(ptr, &psxR[base], size); \
3081 base += size; \
3082}
3083
3084#define bfreezes(ptr) bfreeze(ptr, sizeof(ptr))
3085#define bfreezel(ptr) bfreeze(ptr, sizeof(*ptr))
3086
3087#define bfreezepsxMptr(ptr, type) { \
3088 if (Mode == 1) { \
3089 if (ptr) psxRu32ref(base) = SWAPu32((s8 *)(ptr) - psxM); \
3090 else psxRu32ref(base) = 0; \
3091 } else { \
3092 if (psxRu32(base) != 0) ptr = (type *)(psxM + psxRu32(base)); \
3093 else (ptr) = NULL; \
3094 } \
3095 base += sizeof(u32); \
3096}
3097
3098void psxBiosFreeze(int Mode) {
3099 u32 base = 0x40000;
3100
3101 bfreezepsxMptr(jmp_int, u32);
3102 bfreezepsxMptr(pad_buf, int);
3103 bfreezepsxMptr(pad_buf1, char);
3104 bfreezepsxMptr(pad_buf2, char);
3105 bfreezepsxMptr(heap_addr, u32);
3106 bfreezel(&pad_buf1len);
3107 bfreezel(&pad_buf2len);
3108 bfreezes(regs);
3109 bfreezes(SysIntRP);
3110 bfreezel(&CardState);
3111 bfreezes(Thread);
3112 bfreezel(&CurThread);
3113 bfreezes(FDesc);
e9fda093 3114 bfreezel(&card_active_chan);
ef79bbde 3115}
ARM optimized PCSX fork