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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 |
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]; | |
e9fda093 | 264 | static u32 card_active_chan; |
ef79bbde P |
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 | ||
320 | void psxBios_abs() { // 0x0e | |
321 | if ((s32)a0 < 0) v0 = -(s32)a0; | |
322 | else v0 = a0; | |
323 | pc0 = ra; | |
324 | } | |
325 | ||
326 | void psxBios_labs() { // 0x0f | |
327 | psxBios_abs(); | |
328 | } | |
329 | ||
330 | void psxBios_atoi() { // 0x10 | |
331 | s32 n = 0, f = 0; | |
332 | char *p = (char *)Ra0; | |
333 | ||
334 | for (;;p++) { | |
335 | switch (*p) { | |
336 | case ' ': case '\t': continue; | |
337 | case '-': f++; | |
338 | case '+': p++; | |
339 | } | |
340 | break; | |
341 | } | |
342 | ||
343 | while (*p >= '0' && *p <= '9') { | |
344 | n = n * 10 + *p++ - '0'; | |
345 | } | |
346 | ||
347 | v0 = (f ? -n : n); | |
348 | pc0 = ra; | |
349 | } | |
350 | ||
351 | void psxBios_atol() { // 0x11 | |
352 | psxBios_atoi(); | |
353 | } | |
354 | ||
355 | void psxBios_setjmp() { // 0x13 | |
356 | u32 *jmp_buf = (u32 *)Ra0; | |
357 | int i; | |
358 | ||
359 | #ifdef PSXBIOS_LOG | |
360 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x13]); | |
361 | #endif | |
362 | ||
363 | jmp_buf[0] = ra; | |
364 | jmp_buf[1] = sp; | |
365 | jmp_buf[2] = fp; | |
366 | for (i = 0; i < 8; i++) // s0-s7 | |
367 | jmp_buf[3 + i] = psxRegs.GPR.r[16 + i]; | |
368 | jmp_buf[11] = gp; | |
369 | ||
370 | v0 = 0; pc0 = ra; | |
371 | } | |
372 | ||
373 | void psxBios_longjmp() { // 0x14 | |
374 | u32 *jmp_buf = (u32 *)Ra0; | |
375 | int i; | |
376 | ||
377 | #ifdef PSXBIOS_LOG | |
378 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x14]); | |
379 | #endif | |
380 | ||
381 | ra = jmp_buf[0]; /* ra */ | |
382 | sp = jmp_buf[1]; /* sp */ | |
383 | fp = jmp_buf[2]; /* fp */ | |
384 | for (i = 0; i < 8; i++) // s0-s7 | |
385 | psxRegs.GPR.r[16 + i] = jmp_buf[3 + i]; | |
386 | gp = jmp_buf[11]; /* gp */ | |
387 | ||
388 | v0 = a1; pc0 = ra; | |
389 | } | |
390 | ||
391 | void psxBios_strcat() { // 0x15 | |
392 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
393 | ||
394 | #ifdef PSXBIOS_LOG | |
395 | PSXBIOS_LOG("psxBios_%s: %s, %s\n", biosA0n[0x15], Ra0, Ra1); | |
396 | #endif | |
397 | ||
398 | while (*p1++); | |
399 | --p1; | |
400 | while ((*p1++ = *p2++) != '\0'); | |
401 | ||
402 | v0 = a0; pc0 = ra; | |
403 | } | |
404 | ||
405 | void psxBios_strncat() { // 0x16 | |
406 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
407 | s32 n = a2; | |
408 | ||
409 | #ifdef PSXBIOS_LOG | |
410 | PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x16], Ra0, a0, Ra1, a1, a2); | |
411 | #endif | |
412 | ||
413 | while (*p1++); | |
414 | --p1; | |
415 | while ((*p1++ = *p2++) != '\0') { | |
416 | if (--n < 0) { | |
417 | *--p1 = '\0'; | |
418 | break; | |
419 | } | |
420 | } | |
421 | ||
422 | v0 = a0; pc0 = ra; | |
423 | } | |
424 | ||
425 | void psxBios_strcmp() { // 0x17 | |
426 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
427 | ||
428 | #ifdef PSXBIOS_LOG | |
429 | PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x)\n", biosA0n[0x17], Ra0, a0, Ra1, a1); | |
430 | #endif | |
431 | ||
432 | while (*p1 == *p2++) { | |
433 | if (*p1++ == '\0') { | |
434 | v0 = 0; | |
435 | pc0 = ra; | |
436 | return; | |
437 | } | |
438 | } | |
439 | ||
440 | v0 = (*p1 - *--p2); | |
441 | pc0 = ra; | |
442 | } | |
443 | ||
444 | void psxBios_strncmp() { // 0x18 | |
445 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
446 | s32 n = a2; | |
447 | ||
448 | #ifdef PSXBIOS_LOG | |
449 | PSXBIOS_LOG("psxBios_%s: %s (%x), %s (%x), %d\n", biosA0n[0x18], Ra0, a0, Ra1, a1, a2); | |
450 | #endif | |
451 | ||
452 | while (--n >= 0 && *p1 == *p2++) { | |
453 | if (*p1++ == '\0') { | |
454 | v0 = 0; | |
455 | pc0 = ra; | |
456 | return; | |
457 | } | |
458 | } | |
459 | ||
460 | v0 = (n < 0 ? 0 : *p1 - *--p2); | |
461 | pc0 = ra; | |
462 | } | |
463 | ||
464 | void psxBios_strcpy() { // 0x19 | |
465 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
466 | while ((*p1++ = *p2++) != '\0'); | |
467 | ||
468 | v0 = a0; pc0 = ra; | |
469 | } | |
470 | ||
471 | void psxBios_strncpy() { // 0x1a | |
472 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
473 | s32 n = a2, i; | |
474 | ||
475 | for (i = 0; i < n; i++) { | |
476 | if ((*p1++ = *p2++) == '\0') { | |
477 | while (++i < n) { | |
478 | *p1++ = '\0'; | |
479 | } | |
480 | v0 = a0; pc0 = ra; | |
481 | return; | |
482 | } | |
483 | } | |
484 | ||
485 | v0 = a0; pc0 = ra; | |
486 | } | |
487 | ||
488 | void psxBios_strlen() { // 0x1b | |
489 | char *p = (char *)Ra0; | |
490 | v0 = 0; | |
491 | while (*p++) v0++; | |
492 | pc0 = ra; | |
493 | } | |
494 | ||
495 | void psxBios_index() { // 0x1c | |
496 | char *p = (char *)Ra0; | |
497 | ||
498 | do { | |
499 | if (*p == a1) { | |
500 | v0 = a0 + (p - (char *)Ra0); | |
501 | pc0 = ra; | |
502 | return; | |
503 | } | |
504 | } while (*p++ != '\0'); | |
505 | ||
506 | v0 = 0; pc0 = ra; | |
507 | } | |
508 | ||
509 | void psxBios_rindex() { // 0x1d | |
510 | char *p = (char *)Ra0; | |
511 | ||
512 | v0 = 0; | |
513 | ||
514 | do { | |
515 | if (*p == a1) | |
516 | v0 = a0 + (p - (char *)Ra0); | |
517 | } while (*p++ != '\0'); | |
518 | ||
519 | pc0 = ra; | |
520 | } | |
521 | ||
522 | void psxBios_strchr() { // 0x1e | |
523 | psxBios_index(); | |
524 | } | |
525 | ||
526 | void psxBios_strrchr() { // 0x1f | |
527 | psxBios_rindex(); | |
528 | } | |
529 | ||
530 | void psxBios_strpbrk() { // 0x20 | |
531 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1, *scanp, c, sc; | |
532 | ||
533 | while ((c = *p1++) != '\0') { | |
534 | for (scanp = p2; (sc = *scanp++) != '\0';) { | |
535 | if (sc == c) { | |
536 | v0 = a0 + (p1 - 1 - (char *)Ra0); | |
537 | pc0 = ra; | |
538 | return; | |
539 | } | |
540 | } | |
541 | } | |
542 | ||
543 | // BUG: return a0 instead of NULL if not found | |
544 | v0 = a0; pc0 = ra; | |
545 | } | |
546 | ||
547 | void psxBios_strspn() { // 0x21 | |
548 | char *p1, *p2; | |
549 | ||
550 | for (p1 = (char *)Ra0; *p1 != '\0'; p1++) { | |
551 | for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++); | |
552 | if (*p2 == '\0') break; | |
553 | } | |
554 | ||
555 | v0 = p1 - (char *)Ra0; pc0 = ra; | |
556 | } | |
557 | ||
558 | void psxBios_strcspn() { // 0x22 | |
559 | char *p1, *p2; | |
560 | ||
561 | for (p1 = (char *)Ra0; *p1 != '\0'; p1++) { | |
562 | for (p2 = (char *)Ra1; *p2 != '\0' && *p2 != *p1; p2++); | |
563 | if (*p2 != '\0') break; | |
564 | } | |
565 | ||
566 | v0 = p1 - (char *)Ra0; pc0 = ra; | |
567 | } | |
568 | ||
569 | void psxBios_strtok() { // 0x23 | |
570 | char *pcA0 = (char *)Ra0; | |
571 | char *pcRet = strtok(pcA0, (char *)Ra1); | |
572 | if (pcRet) | |
573 | v0 = a0 + pcRet - pcA0; | |
574 | else | |
575 | v0 = 0; | |
576 | pc0 = ra; | |
577 | } | |
578 | ||
579 | void psxBios_strstr() { // 0x24 | |
580 | char *p = (char *)Ra0, *p1, *p2; | |
581 | ||
582 | while (*p != '\0') { | |
583 | p1 = p; | |
584 | p2 = (char *)Ra1; | |
585 | ||
586 | while (*p1 != '\0' && *p2 != '\0' && *p1 == *p2) { | |
587 | p1++; p2++; | |
588 | } | |
589 | ||
590 | if (*p2 == '\0') { | |
591 | v0 = a0 + (p - (char *)Ra0); | |
592 | pc0 = ra; | |
593 | return; | |
594 | } | |
595 | ||
596 | p++; | |
597 | } | |
598 | ||
599 | v0 = 0; pc0 = ra; | |
600 | } | |
601 | ||
602 | void psxBios_toupper() { // 0x25 | |
603 | v0 = (s8)(a0 & 0xff); | |
604 | if (v0 >= 'a' && v0 <= 'z') v0 -= 'a' - 'A'; | |
605 | pc0 = ra; | |
606 | } | |
607 | ||
608 | void psxBios_tolower() { // 0x26 | |
609 | v0 = (s8)(a0 & 0xff); | |
610 | if (v0 >= 'A' && v0 <= 'Z') v0 += 'a' - 'A'; | |
611 | pc0 = ra; | |
612 | } | |
613 | ||
614 | void psxBios_bcopy() { // 0x27 | |
615 | char *p1 = (char *)Ra1, *p2 = (char *)Ra0; | |
5ec7acdf | 616 | while ((s32)a2-- > 0) *p1++ = *p2++; |
ef79bbde P |
617 | |
618 | pc0 = ra; | |
619 | } | |
620 | ||
621 | void psxBios_bzero() { // 0x28 | |
622 | char *p = (char *)Ra0; | |
5ec7acdf | 623 | while ((s32)a1-- > 0) *p++ = '\0'; |
ef79bbde P |
624 | |
625 | pc0 = ra; | |
626 | } | |
627 | ||
628 | void psxBios_bcmp() { // 0x29 | |
629 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
630 | ||
631 | if (a0 == 0 || a1 == 0) { v0 = 0; pc0 = ra; return; } | |
632 | ||
5ec7acdf | 633 | while ((s32)a2-- > 0) { |
ef79bbde P |
634 | if (*p1++ != *p2++) { |
635 | v0 = *p1 - *p2; // BUG: compare the NEXT byte | |
636 | pc0 = ra; | |
637 | return; | |
638 | } | |
639 | } | |
640 | ||
641 | v0 = 0; pc0 = ra; | |
642 | } | |
643 | ||
644 | void psxBios_memcpy() { // 0x2a | |
645 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
5ec7acdf | 646 | while ((s32)a2-- > 0) *p1++ = *p2++; |
ef79bbde P |
647 | |
648 | v0 = a0; pc0 = ra; | |
649 | } | |
650 | ||
651 | void psxBios_memset() { // 0x2b | |
652 | char *p = (char *)Ra0; | |
5ec7acdf | 653 | while ((s32)a2-- > 0) *p++ = (char)a1; |
ef79bbde | 654 | |
5ec7acdf | 655 | a2 = 0; |
ef79bbde P |
656 | v0 = a0; pc0 = ra; |
657 | } | |
658 | ||
659 | void psxBios_memmove() { // 0x2c | |
660 | char *p1 = (char *)Ra0, *p2 = (char *)Ra1; | |
661 | ||
662 | if (p2 <= p1 && p2 + a2 > p1) { | |
663 | a2++; // BUG: copy one more byte here | |
664 | p1 += a2; | |
665 | p2 += a2; | |
5ec7acdf | 666 | while ((s32)a2-- > 0) *--p1 = *--p2; |
ef79bbde | 667 | } else { |
5ec7acdf | 668 | while ((s32)a2-- > 0) *p1++ = *p2++; |
ef79bbde P |
669 | } |
670 | ||
671 | v0 = a0; pc0 = ra; | |
672 | } | |
673 | ||
674 | void psxBios_memcmp() { // 0x2d | |
675 | psxBios_bcmp(); | |
676 | } | |
677 | ||
678 | void psxBios_memchr() { // 0x2e | |
679 | char *p = (char *)Ra0; | |
680 | ||
5ec7acdf | 681 | while ((s32)a2-- > 0) { |
ef79bbde P |
682 | if (*p++ != (s8)a1) continue; |
683 | v0 = a0 + (p - (char *)Ra0 - 1); | |
684 | pc0 = ra; | |
685 | return; | |
686 | } | |
687 | ||
688 | v0 = 0; pc0 = ra; | |
689 | } | |
690 | ||
691 | void psxBios_rand() { // 0x2f | |
692 | u32 s = psxMu32(0x9010) * 1103515245 + 12345; | |
693 | v0 = (s >> 16) & 0x7fff; | |
694 | psxMu32ref(0x9010) = SWAPu32(s); | |
695 | pc0 = ra; | |
696 | } | |
697 | ||
698 | void psxBios_srand() { // 0x30 | |
699 | psxMu32ref(0x9010) = SWAPu32(a0); | |
700 | pc0 = ra; | |
701 | } | |
702 | ||
703 | static u32 qscmpfunc, qswidth; | |
704 | ||
705 | static inline int qscmp(char *a, char *b) { | |
706 | u32 sa0 = a0; | |
707 | ||
708 | a0 = sa0 + (a - (char *)PSXM(sa0)); | |
709 | a1 = sa0 + (b - (char *)PSXM(sa0)); | |
710 | ||
711 | softCall2(qscmpfunc); | |
712 | ||
713 | a0 = sa0; | |
714 | return (s32)v0; | |
715 | } | |
716 | ||
717 | static inline void qexchange(char *i, char *j) { | |
718 | char t; | |
719 | int n = qswidth; | |
720 | ||
721 | do { | |
722 | t = *i; | |
723 | *i++ = *j; | |
724 | *j++ = t; | |
725 | } while (--n); | |
726 | } | |
727 | ||
728 | static inline void q3exchange(char *i, char *j, char *k) { | |
729 | char t; | |
730 | int n = qswidth; | |
731 | ||
732 | do { | |
733 | t = *i; | |
734 | *i++ = *k; | |
735 | *k++ = *j; | |
736 | *j++ = t; | |
737 | } while (--n); | |
738 | } | |
739 | ||
740 | static void qsort_main(char *a, char *l) { | |
741 | char *i, *j, *lp, *hp; | |
742 | int c; | |
743 | unsigned int n; | |
744 | ||
745 | start: | |
746 | if ((n = l - a) <= qswidth) | |
747 | return; | |
748 | n = qswidth * (n / (2 * qswidth)); | |
749 | hp = lp = a + n; | |
750 | i = a; | |
751 | j = l - qswidth; | |
752 | while (TRUE) { | |
753 | if (i < lp) { | |
754 | if ((c = qscmp(i, lp)) == 0) { | |
755 | qexchange(i, lp -= qswidth); | |
756 | continue; | |
757 | } | |
758 | if (c < 0) { | |
759 | i += qswidth; | |
760 | continue; | |
761 | } | |
762 | } | |
763 | ||
764 | loop: | |
765 | if (j > hp) { | |
766 | if ((c = qscmp(hp, j)) == 0) { | |
767 | qexchange(hp += qswidth, j); | |
768 | goto loop; | |
769 | } | |
770 | if (c > 0) { | |
771 | if (i == lp) { | |
772 | q3exchange(i, hp += qswidth, j); | |
773 | i = lp += qswidth; | |
774 | goto loop; | |
775 | } | |
776 | qexchange(i, j); | |
777 | j -= qswidth; | |
778 | i += qswidth; | |
779 | continue; | |
780 | } | |
781 | j -= qswidth; | |
782 | goto loop; | |
783 | } | |
784 | ||
785 | if (i == lp) { | |
786 | if (lp - a >= l - hp) { | |
787 | qsort_main(hp + qswidth, l); | |
788 | l = lp; | |
789 | } else { | |
790 | qsort_main(a, lp); | |
791 | a = hp + qswidth; | |
792 | } | |
793 | goto start; | |
794 | } | |
795 | ||
796 | q3exchange(j, lp -= qswidth, i); | |
797 | j = hp -= qswidth; | |
798 | } | |
799 | } | |
800 | ||
801 | void psxBios_qsort() { // 0x31 | |
802 | qswidth = a2; | |
803 | qscmpfunc = a3; | |
804 | qsort_main((char *)Ra0, (char *)Ra0 + a1 * a2); | |
805 | ||
806 | pc0 = ra; | |
807 | } | |
808 | ||
809 | void psxBios_malloc() { // 0x33 | |
808a13bd | 810 | unsigned int *chunk, *newchunk = NULL; |
811 | unsigned int dsize = 0, csize, cstat; | |
ef79bbde P |
812 | int colflag; |
813 | #ifdef PSXBIOS_LOG | |
814 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x33]); | |
815 | #endif | |
816 | ||
817 | // scan through heap and combine free chunks of space | |
818 | chunk = heap_addr; | |
819 | colflag = 0; | |
820 | while(chunk < heap_end) { | |
821 | // get size and status of actual chunk | |
822 | csize = ((u32)*chunk) & 0xfffffffc; | |
823 | cstat = ((u32)*chunk) & 1; | |
824 | ||
825 | // it's a free chunk | |
826 | if(cstat == 1) { | |
827 | if(colflag == 0) { | |
828 | newchunk = chunk; | |
829 | dsize = csize; | |
830 | colflag = 1; // let's begin a new collection of free memory | |
831 | } | |
832 | else dsize += (csize+4); // add the new size including header | |
833 | } | |
834 | // not a free chunk: did we start a collection ? | |
835 | else { | |
836 | if(colflag == 1) { // collection is over | |
837 | colflag = 0; | |
838 | *newchunk = SWAP32(dsize | 1); | |
839 | } | |
840 | } | |
841 | ||
842 | // next chunk | |
843 | chunk = (u32*)((uptr)chunk + csize + 4); | |
844 | } | |
845 | // if neccessary free memory on end of heap | |
846 | if (colflag == 1) | |
847 | *newchunk = SWAP32(dsize | 1); | |
848 | ||
849 | chunk = heap_addr; | |
850 | csize = ((u32)*chunk) & 0xfffffffc; | |
851 | cstat = ((u32)*chunk) & 1; | |
852 | dsize = (a0 + 3) & 0xfffffffc; | |
853 | ||
854 | // exit on uninitialized heap | |
855 | if (chunk == NULL) { | |
856 | SysPrintf("malloc %x,%x: Uninitialized Heap!\n", v0, a0); | |
857 | v0 = 0; | |
858 | pc0 = ra; | |
859 | return; | |
860 | } | |
861 | ||
862 | // search an unused chunk that is big enough until the end of the heap | |
863 | while ((dsize > csize || cstat == 0) && chunk < heap_end ) { | |
864 | chunk = (u32*)((uptr)chunk + csize + 4); | |
865 | csize = ((u32)*chunk) & 0xfffffffc; | |
866 | cstat = ((u32)*chunk) & 1; | |
867 | } | |
868 | ||
869 | // catch out of memory | |
870 | if(chunk >= heap_end) { SysPrintf("malloc %x,%x: Out of memory error!\n", v0, a0); v0 = 0; pc0 = ra; return; } | |
871 | ||
872 | // allocate memory | |
873 | if(dsize == csize) { | |
874 | // chunk has same size | |
875 | *chunk &= 0xfffffffc; | |
876 | } | |
877 | else { | |
878 | // split free chunk | |
879 | *chunk = SWAP32(dsize); | |
880 | newchunk = (u32*)((uptr)chunk + dsize + 4); | |
808a13bd | 881 | *newchunk = SWAP32(((csize - dsize - 4) & 0xfffffffc) | 1); |
ef79bbde P |
882 | } |
883 | ||
884 | // return pointer to allocated memory | |
885 | v0 = ((unsigned long)chunk - (unsigned long)psxM) + 4; | |
886 | v0|= 0x80000000; | |
887 | SysPrintf ("malloc %x,%x\n", v0, a0); | |
888 | pc0 = ra; | |
889 | } | |
890 | ||
891 | void psxBios_free() { // 0x34 | |
892 | ||
893 | #ifdef PSXBIOS_LOG | |
894 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x34]); | |
895 | #endif | |
896 | ||
897 | SysPrintf("free %x: %x bytes\n", a0, *(u32*)(Ra0-4)); | |
898 | ||
899 | *(u32*)(Ra0-4) |= 1; // set chunk to free | |
900 | pc0 = ra; | |
901 | } | |
902 | ||
903 | void psxBios_calloc() { // 0x37 | |
02949f79 | 904 | void *pv0; |
ef79bbde P |
905 | #ifdef PSXBIOS_LOG |
906 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x37]); | |
907 | #endif | |
908 | ||
909 | a0 = a0 * a1; | |
910 | psxBios_malloc(); | |
02949f79 | 911 | pv0 = Rv0; |
912 | if (pv0) | |
913 | memset(pv0, 0, a0); | |
ef79bbde P |
914 | } |
915 | ||
916 | void psxBios_realloc() { // 0x38 | |
917 | u32 block = a0; | |
918 | u32 size = a1; | |
919 | #ifdef PSXBIOS_LOG | |
920 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x38]); | |
921 | #endif | |
922 | ||
923 | a0 = block; | |
924 | psxBios_free(); | |
925 | a0 = size; | |
926 | psxBios_malloc(); | |
927 | } | |
928 | ||
929 | ||
930 | /* InitHeap(void *block , int n) */ | |
931 | void psxBios_InitHeap() { // 0x39 | |
932 | unsigned int size; | |
933 | ||
934 | #ifdef PSXBIOS_LOG | |
935 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x39]); | |
936 | #endif | |
937 | ||
938 | if (((a0 & 0x1fffff) + a1)>= 0x200000) size = 0x1ffffc - (a0 & 0x1fffff); | |
939 | else size = a1; | |
940 | ||
941 | size &= 0xfffffffc; | |
942 | ||
943 | heap_addr = (u32 *)Ra0; | |
944 | heap_end = (u32 *)((u8 *)heap_addr + size); | |
945 | *heap_addr = SWAP32(size | 1); | |
946 | ||
c979c3ee | 947 | SysPrintf("InitHeap %x,%x : %x %x\n",a0,a1, (int)((uptr)heap_addr-(uptr)psxM), size); |
ef79bbde P |
948 | |
949 | pc0 = ra; | |
950 | } | |
951 | ||
952 | void psxBios_getchar() { //0x3b | |
953 | v0 = getchar(); pc0 = ra; | |
954 | } | |
955 | ||
956 | void psxBios_printf() { // 0x3f | |
957 | char tmp[1024]; | |
958 | char tmp2[1024]; | |
959 | u32 save[4]; | |
960 | char *ptmp = tmp; | |
961 | int n=1, i=0, j; | |
02949f79 | 962 | void *psp; |
963 | ||
964 | psp = PSXM(sp); | |
965 | if (psp) { | |
966 | memcpy(save, psp, 4 * 4); | |
967 | psxMu32ref(sp) = SWAP32((u32)a0); | |
968 | psxMu32ref(sp + 4) = SWAP32((u32)a1); | |
969 | psxMu32ref(sp + 8) = SWAP32((u32)a2); | |
970 | psxMu32ref(sp + 12) = SWAP32((u32)a3); | |
971 | } | |
ef79bbde P |
972 | |
973 | while (Ra0[i]) { | |
974 | switch (Ra0[i]) { | |
975 | case '%': | |
976 | j = 0; | |
977 | tmp2[j++] = '%'; | |
978 | _start: | |
979 | switch (Ra0[++i]) { | |
980 | case '.': | |
981 | case 'l': | |
982 | tmp2[j++] = Ra0[i]; goto _start; | |
983 | default: | |
984 | if (Ra0[i] >= '0' && Ra0[i] <= '9') { | |
985 | tmp2[j++] = Ra0[i]; | |
986 | goto _start; | |
987 | } | |
988 | break; | |
989 | } | |
990 | tmp2[j++] = Ra0[i]; | |
991 | tmp2[j] = 0; | |
992 | ||
993 | switch (Ra0[i]) { | |
994 | case 'f': case 'F': | |
995 | ptmp += sprintf(ptmp, tmp2, (float)psxMu32(sp + n * 4)); n++; break; | |
996 | case 'a': case 'A': | |
997 | case 'e': case 'E': | |
998 | case 'g': case 'G': | |
999 | ptmp += sprintf(ptmp, tmp2, (double)psxMu32(sp + n * 4)); n++; break; | |
1000 | case 'p': | |
888468ff | 1001 | case 'i': case 'u': |
ef79bbde P |
1002 | case 'd': case 'D': |
1003 | case 'o': case 'O': | |
1004 | case 'x': case 'X': | |
1005 | ptmp += sprintf(ptmp, tmp2, (unsigned int)psxMu32(sp + n * 4)); n++; break; | |
1006 | case 'c': | |
1007 | ptmp += sprintf(ptmp, tmp2, (unsigned char)psxMu32(sp + n * 4)); n++; break; | |
1008 | case 's': | |
1009 | ptmp += sprintf(ptmp, tmp2, (char*)PSXM(psxMu32(sp + n * 4))); n++; break; | |
1010 | case '%': | |
1011 | *ptmp++ = Ra0[i]; break; | |
1012 | } | |
1013 | i++; | |
1014 | break; | |
1015 | default: | |
1016 | *ptmp++ = Ra0[i++]; | |
1017 | } | |
1018 | } | |
1019 | *ptmp = 0; | |
1020 | ||
02949f79 | 1021 | if (psp) |
1022 | memcpy(psp, save, 4 * 4); | |
ef79bbde | 1023 | |
808a13bd | 1024 | SysPrintf("%s", tmp); |
ef79bbde P |
1025 | |
1026 | pc0 = ra; | |
1027 | } | |
1028 | ||
e7e1f572 | 1029 | void psxBios_format() { // 0x41 |
1030 | if (strcmp(Ra0, "bu00:") == 0 && Config.Mcd1[0] != '\0') | |
1031 | { | |
1032 | CreateMcd(Config.Mcd1); | |
1033 | LoadMcd(1, Config.Mcd1); | |
1034 | v0 = 1; | |
1035 | } | |
1036 | else if (strcmp(Ra0, "bu10:") == 0 && Config.Mcd2[0] != '\0') | |
1037 | { | |
1038 | CreateMcd(Config.Mcd2); | |
1039 | LoadMcd(2, Config.Mcd2); | |
1040 | v0 = 1; | |
1041 | } | |
1042 | else | |
1043 | { | |
1044 | v0 = 0; | |
1045 | } | |
1046 | pc0 = ra; | |
1047 | } | |
1048 | ||
ef79bbde P |
1049 | /* |
1050 | * long Load(char *name, struct EXEC *header); | |
1051 | */ | |
1052 | ||
1053 | void psxBios_Load() { // 0x42 | |
1054 | EXE_HEADER eheader; | |
02949f79 | 1055 | void *pa1; |
ef79bbde P |
1056 | |
1057 | #ifdef PSXBIOS_LOG | |
1058 | PSXBIOS_LOG("psxBios_%s: %s, %x\n", biosA0n[0x42], Ra0, a1); | |
1059 | #endif | |
1060 | ||
02949f79 | 1061 | pa1 = Ra1; |
1062 | if (pa1 && LoadCdromFile(Ra0, &eheader) == 0) { | |
1063 | memcpy(pa1, ((char*)&eheader)+16, sizeof(EXEC)); | |
ef79bbde P |
1064 | v0 = 1; |
1065 | } else v0 = 0; | |
1066 | ||
1067 | pc0 = ra; | |
1068 | } | |
1069 | ||
1070 | /* | |
1071 | * int Exec(struct EXEC *header , int argc , char **argv); | |
1072 | */ | |
1073 | ||
1074 | void psxBios_Exec() { // 43 | |
1075 | EXEC *header = (EXEC*)Ra0; | |
1076 | u32 tmp; | |
1077 | ||
1078 | #ifdef PSXBIOS_LOG | |
1079 | PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosA0n[0x43], a0, a1, a2); | |
1080 | #endif | |
1081 | ||
1082 | header->_sp = sp; | |
1083 | header->_fp = fp; | |
1084 | header->_sp = sp; | |
1085 | header->_gp = gp; | |
1086 | header->ret = ra; | |
1087 | header->base = s0; | |
1088 | ||
1089 | if (header->S_addr != 0) { | |
1090 | tmp = header->S_addr + header->s_size; | |
1091 | sp = tmp; | |
1092 | fp = sp; | |
1093 | } | |
1094 | ||
1095 | gp = header->gp0; | |
1096 | ||
1097 | s0 = a0; | |
1098 | ||
1099 | a0 = a1; | |
1100 | a1 = a2; | |
1101 | ||
1102 | ra = 0x8000; | |
1103 | pc0 = header->_pc0; | |
1104 | } | |
1105 | ||
1106 | void psxBios_FlushCache() { // 44 | |
1107 | #ifdef PSXBIOS_LOG | |
1108 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x44]); | |
1109 | #endif | |
1110 | ||
1111 | pc0 = ra; | |
1112 | } | |
1113 | ||
1114 | void psxBios_GPU_dw() { // 0x46 | |
1115 | int size; | |
1116 | s32 *ptr; | |
1117 | ||
1118 | #ifdef PSXBIOS_LOG | |
1119 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x46]); | |
1120 | #endif | |
1121 | ||
1122 | GPU_writeData(0xa0000000); | |
1123 | GPU_writeData((a1<<16)|(a0&0xffff)); | |
1124 | GPU_writeData((a3<<16)|(a2&0xffff)); | |
1125 | size = (a2*a3+1)/2; | |
1126 | ptr = (s32*)PSXM(Rsp[4]); //that is correct? | |
1127 | do { | |
1128 | GPU_writeData(SWAP32(*ptr)); | |
1129 | ptr++; | |
1130 | } while(--size); | |
1131 | ||
1132 | pc0 = ra; | |
1133 | } | |
1134 | ||
1135 | void psxBios_mem2vram() { // 0x47 | |
1136 | int size; | |
1137 | ||
1138 | GPU_writeData(0xa0000000); | |
1139 | GPU_writeData((a1<<16)|(a0&0xffff)); | |
1140 | GPU_writeData((a3<<16)|(a2&0xffff)); | |
1141 | size = (a2*a3+1)/2; | |
1142 | GPU_writeStatus(0x04000002); | |
1143 | psxHwWrite32(0x1f8010f4,0); | |
1144 | psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800); | |
1145 | psxHwWrite32(0x1f8010a0,Rsp[4]);//might have a buggy... | |
1146 | psxHwWrite32(0x1f8010a4,((size/16)<<16)|16); | |
1147 | psxHwWrite32(0x1f8010a8,0x01000201); | |
1148 | ||
1149 | pc0 = ra; | |
1150 | } | |
1151 | ||
1152 | void psxBios_SendGPU() { // 0x48 | |
1153 | GPU_writeStatus(a0); | |
ddbaf678 | 1154 | gpuSyncPluginSR(); |
ef79bbde P |
1155 | pc0 = ra; |
1156 | } | |
1157 | ||
1158 | void psxBios_GPU_cw() { // 0x49 | |
1159 | GPU_writeData(a0); | |
1160 | pc0 = ra; | |
1161 | } | |
1162 | ||
1163 | void psxBios_GPU_cwb() { // 0x4a | |
1164 | s32 *ptr = (s32*)Ra0; | |
1165 | int size = a1; | |
1166 | while(size--) { | |
1167 | GPU_writeData(SWAP32(*ptr)); | |
1168 | ptr++; | |
1169 | } | |
1170 | ||
1171 | pc0 = ra; | |
1172 | } | |
1173 | ||
1174 | void psxBios_GPU_SendPackets() { //4b: | |
1175 | GPU_writeStatus(0x04000002); | |
1176 | psxHwWrite32(0x1f8010f4,0); | |
1177 | psxHwWrite32(0x1f8010f0,psxHwRead32(0x1f8010f0)|0x800); | |
1178 | psxHwWrite32(0x1f8010a0,a0); | |
1179 | psxHwWrite32(0x1f8010a4,0); | |
1180 | psxHwWrite32(0x1f8010a8,0x010000401); | |
1181 | pc0 = ra; | |
1182 | } | |
1183 | ||
1184 | void psxBios_sys_a0_4c() { // 0x4c GPU relate | |
1185 | psxHwWrite32(0x1f8010a8,0x00000401); | |
1186 | GPU_writeData(0x0400000); | |
1187 | GPU_writeData(0x0200000); | |
1188 | GPU_writeData(0x0100000); | |
1189 | ||
1190 | pc0 = ra; | |
1191 | } | |
1192 | ||
1193 | void psxBios_GPU_GetGPUStatus() { // 0x4d | |
1194 | v0 = GPU_readStatus(); | |
1195 | pc0 = ra; | |
1196 | } | |
1197 | ||
1198 | #undef s_addr | |
1199 | ||
1200 | void psxBios_LoadExec() { // 51 | |
1201 | EXEC *header = (EXEC*)PSXM(0xf000); | |
1202 | u32 s_addr, s_size; | |
1203 | ||
1204 | #ifdef PSXBIOS_LOG | |
1205 | PSXBIOS_LOG("psxBios_%s: %s: %x,%x\n", biosA0n[0x51], Ra0, a1, a2); | |
1206 | #endif | |
1207 | s_addr = a1; s_size = a2; | |
1208 | ||
1209 | a1 = 0xf000; | |
1210 | psxBios_Load(); | |
1211 | ||
1212 | header->S_addr = s_addr; | |
1213 | header->s_size = s_size; | |
1214 | ||
1215 | a0 = 0xf000; a1 = 0; a2 = 0; | |
1216 | psxBios_Exec(); | |
1217 | } | |
1218 | ||
1219 | void psxBios__bu_init() { // 70 | |
1220 | #ifdef PSXBIOS_LOG | |
1221 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x70]); | |
1222 | #endif | |
1223 | ||
1224 | DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 | |
1225 | DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
1226 | ||
1227 | pc0 = ra; | |
1228 | } | |
1229 | ||
1230 | void psxBios__96_init() { // 71 | |
1231 | #ifdef PSXBIOS_LOG | |
1232 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x71]); | |
1233 | #endif | |
1234 | ||
1235 | pc0 = ra; | |
1236 | } | |
1237 | ||
1238 | void psxBios__96_remove() { // 72 | |
1239 | #ifdef PSXBIOS_LOG | |
1240 | PSXBIOS_LOG("psxBios_%s\n", biosA0n[0x72]); | |
1241 | #endif | |
1242 | ||
1243 | pc0 = ra; | |
1244 | } | |
1245 | ||
1246 | void psxBios_SetMem() { // 9f | |
1247 | u32 new = psxHu32(0x1060); | |
1248 | ||
1249 | #ifdef PSXBIOS_LOG | |
1250 | PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosA0n[0x9f], a0, a1); | |
1251 | #endif | |
1252 | ||
1253 | switch(a0) { | |
1254 | case 2: | |
1255 | psxHu32ref(0x1060) = SWAP32(new); | |
1256 | psxMu32ref(0x060) = a0; | |
1257 | SysPrintf("Change effective memory : %d MBytes\n",a0); | |
1258 | break; | |
1259 | ||
1260 | case 8: | |
1261 | psxHu32ref(0x1060) = SWAP32(new | 0x300); | |
1262 | psxMu32ref(0x060) = a0; | |
1263 | SysPrintf("Change effective memory : %d MBytes\n",a0); | |
1264 | ||
1265 | default: | |
1266 | SysPrintf("Effective memory must be 2/8 MBytes\n"); | |
1267 | break; | |
1268 | } | |
1269 | ||
1270 | pc0 = ra; | |
1271 | } | |
1272 | ||
1273 | void psxBios__card_info() { // ab | |
1274 | #ifdef PSXBIOS_LOG | |
1275 | PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xab], a0); | |
1276 | #endif | |
1277 | ||
e9fda093 | 1278 | card_active_chan = a0; |
1279 | ||
ef79bbde P |
1280 | // DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 |
1281 | DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
1282 | ||
1283 | v0 = 1; pc0 = ra; | |
1284 | } | |
1285 | ||
1286 | void psxBios__card_load() { // ac | |
1287 | #ifdef PSXBIOS_LOG | |
1288 | PSXBIOS_LOG("psxBios_%s: %x\n", biosA0n[0xac], a0); | |
1289 | #endif | |
1290 | ||
e9fda093 | 1291 | card_active_chan = a0; |
1292 | ||
ef79bbde P |
1293 | // DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 |
1294 | DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
1295 | ||
1296 | v0 = 1; pc0 = ra; | |
1297 | } | |
1298 | ||
1299 | /* System calls B0 */ | |
1300 | ||
1301 | void psxBios_SetRCnt() { // 02 | |
1302 | #ifdef PSXBIOS_LOG | |
1303 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x02]); | |
1304 | #endif | |
1305 | ||
1306 | a0&= 0x3; | |
1307 | if (a0 != 3) { | |
1308 | u32 mode=0; | |
1309 | ||
1310 | psxRcntWtarget(a0, a1); | |
1311 | if (a2&0x1000) mode|= 0x050; // Interrupt Mode | |
1312 | if (a2&0x0100) mode|= 0x008; // Count to 0xffff | |
1313 | if (a2&0x0010) mode|= 0x001; // Timer stop mode | |
1314 | if (a0 == 2) { if (a2&0x0001) mode|= 0x200; } // System Clock mode | |
1315 | else { if (a2&0x0001) mode|= 0x100; } // System Clock mode | |
1316 | ||
1317 | psxRcntWmode(a0, mode); | |
1318 | } | |
1319 | pc0 = ra; | |
1320 | } | |
1321 | ||
1322 | void psxBios_GetRCnt() { // 03 | |
1323 | #ifdef PSXBIOS_LOG | |
1324 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x03]); | |
1325 | #endif | |
1326 | ||
1327 | a0&= 0x3; | |
1328 | if (a0 != 3) v0 = psxRcntRcount(a0); | |
1329 | else v0 = 0; | |
1330 | pc0 = ra; | |
1331 | } | |
1332 | ||
1333 | void psxBios_StartRCnt() { // 04 | |
1334 | #ifdef PSXBIOS_LOG | |
1335 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x04]); | |
1336 | #endif | |
1337 | ||
1338 | a0&= 0x3; | |
1339 | if (a0 != 3) psxHu32ref(0x1074)|= SWAP32((u32)((1<<(a0+4)))); | |
1340 | else psxHu32ref(0x1074)|= SWAPu32(0x1); | |
1341 | v0 = 1; pc0 = ra; | |
1342 | } | |
1343 | ||
1344 | void psxBios_StopRCnt() { // 05 | |
1345 | #ifdef PSXBIOS_LOG | |
1346 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x05]); | |
1347 | #endif | |
1348 | ||
1349 | a0&= 0x3; | |
1350 | if (a0 != 3) psxHu32ref(0x1074)&= SWAP32((u32)(~(1<<(a0+4)))); | |
1351 | else psxHu32ref(0x1074)&= SWAPu32(~0x1); | |
1352 | pc0 = ra; | |
1353 | } | |
1354 | ||
1355 | void psxBios_ResetRCnt() { // 06 | |
1356 | #ifdef PSXBIOS_LOG | |
1357 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x06]); | |
1358 | #endif | |
1359 | ||
1360 | a0&= 0x3; | |
1361 | if (a0 != 3) { | |
1362 | psxRcntWmode(a0, 0); | |
1363 | psxRcntWtarget(a0, 0); | |
1364 | psxRcntWcount(a0, 0); | |
1365 | } | |
1366 | pc0 = ra; | |
1367 | } | |
1368 | ||
1369 | ||
1370 | /* gets ev for use with Event */ | |
1371 | #define GetEv() \ | |
1372 | ev = (a0 >> 24) & 0xf; \ | |
1373 | if (ev == 0xf) ev = 0x5; \ | |
1374 | ev*= 32; \ | |
1375 | ev+= a0&0x1f; | |
1376 | ||
1377 | /* gets spec for use with Event */ | |
1378 | #define GetSpec() \ | |
1379 | spec = 0; \ | |
1380 | switch (a1) { \ | |
1381 | case 0x0301: spec = 16; break; \ | |
1382 | case 0x0302: spec = 17; break; \ | |
1383 | default: \ | |
1384 | for (i=0; i<16; i++) if (a1 & (1 << i)) { spec = i; break; } \ | |
1385 | break; \ | |
1386 | } | |
1387 | ||
1388 | void psxBios_DeliverEvent() { // 07 | |
1389 | int ev, spec; | |
1390 | int i; | |
1391 | ||
1392 | GetEv(); | |
1393 | GetSpec(); | |
1394 | ||
1395 | #ifdef PSXBIOS_LOG | |
1396 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x07], ev, spec); | |
1397 | #endif | |
1398 | ||
1399 | DeliverEvent(ev, spec); | |
1400 | ||
1401 | pc0 = ra; | |
1402 | } | |
1403 | ||
1404 | void psxBios_OpenEvent() { // 08 | |
1405 | int ev, spec; | |
1406 | int i; | |
1407 | ||
1408 | GetEv(); | |
1409 | GetSpec(); | |
1410 | ||
1411 | #ifdef PSXBIOS_LOG | |
1412 | PSXBIOS_LOG("psxBios_%s %x,%x (class:%x, spec:%x, mode:%x, func:%x)\n", biosB0n[0x08], ev, spec, a0, a1, a2, a3); | |
1413 | #endif | |
1414 | ||
1415 | Event[ev][spec].status = EvStWAIT; | |
1416 | Event[ev][spec].mode = a2; | |
1417 | Event[ev][spec].fhandler = a3; | |
1418 | ||
1419 | v0 = ev | (spec << 8); | |
1420 | pc0 = ra; | |
1421 | } | |
1422 | ||
1423 | void psxBios_CloseEvent() { // 09 | |
1424 | int ev, spec; | |
1425 | ||
1426 | ev = a0 & 0xff; | |
1427 | spec = (a0 >> 8) & 0xff; | |
1428 | ||
1429 | #ifdef PSXBIOS_LOG | |
1430 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x09], ev, spec); | |
1431 | #endif | |
1432 | ||
1433 | Event[ev][spec].status = EvStUNUSED; | |
1434 | ||
1435 | v0 = 1; pc0 = ra; | |
1436 | } | |
1437 | ||
1438 | void psxBios_WaitEvent() { // 0a | |
1439 | int ev, spec; | |
1440 | ||
1441 | ev = a0 & 0xff; | |
1442 | spec = (a0 >> 8) & 0xff; | |
1443 | ||
1444 | #ifdef PSXBIOS_LOG | |
1445 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0a], ev, spec); | |
1446 | #endif | |
1447 | ||
1448 | Event[ev][spec].status = EvStACTIVE; | |
1449 | ||
1450 | v0 = 1; pc0 = ra; | |
1451 | } | |
1452 | ||
1453 | void psxBios_TestEvent() { // 0b | |
1454 | int ev, spec; | |
1455 | ||
1456 | ev = a0 & 0xff; | |
1457 | spec = (a0 >> 8) & 0xff; | |
1458 | ||
1459 | if (Event[ev][spec].status == EvStALREADY) { | |
1460 | Event[ev][spec].status = EvStACTIVE; v0 = 1; | |
1461 | } else v0 = 0; | |
1462 | ||
1463 | #ifdef PSXBIOS_LOG | |
1464 | PSXBIOS_LOG("psxBios_%s %x,%x: %x\n", biosB0n[0x0b], ev, spec, v0); | |
1465 | #endif | |
1466 | ||
1467 | pc0 = ra; | |
1468 | } | |
1469 | ||
1470 | void psxBios_EnableEvent() { // 0c | |
1471 | int ev, spec; | |
1472 | ||
1473 | ev = a0 & 0xff; | |
1474 | spec = (a0 >> 8) & 0xff; | |
1475 | ||
1476 | #ifdef PSXBIOS_LOG | |
1477 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0c], ev, spec); | |
1478 | #endif | |
1479 | ||
1480 | Event[ev][spec].status = EvStACTIVE; | |
1481 | ||
1482 | v0 = 1; pc0 = ra; | |
1483 | } | |
1484 | ||
1485 | void psxBios_DisableEvent() { // 0d | |
1486 | int ev, spec; | |
1487 | ||
1488 | ev = a0 & 0xff; | |
1489 | spec = (a0 >> 8) & 0xff; | |
1490 | ||
1491 | #ifdef PSXBIOS_LOG | |
1492 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x0d], ev, spec); | |
1493 | #endif | |
1494 | ||
1495 | Event[ev][spec].status = EvStWAIT; | |
1496 | ||
1497 | v0 = 1; pc0 = ra; | |
1498 | } | |
1499 | ||
1500 | /* | |
1501 | * long OpenTh(long (*func)(), unsigned long sp, unsigned long gp); | |
1502 | */ | |
1503 | ||
1504 | void psxBios_OpenTh() { // 0e | |
1505 | int th; | |
1506 | ||
1507 | for (th=1; th<8; th++) | |
1508 | if (Thread[th].status == 0) break; | |
1509 | ||
1510 | #ifdef PSXBIOS_LOG | |
1511 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0e], th); | |
1512 | #endif | |
1513 | ||
1514 | Thread[th].status = 1; | |
1515 | Thread[th].func = a0; | |
1516 | Thread[th].reg[29] = a1; | |
1517 | Thread[th].reg[28] = a2; | |
1518 | ||
1519 | v0 = th; pc0 = ra; | |
1520 | } | |
1521 | ||
1522 | /* | |
1523 | * int CloseTh(long thread); | |
1524 | */ | |
1525 | ||
1526 | void psxBios_CloseTh() { // 0f | |
1527 | int th = a0 & 0xff; | |
1528 | ||
1529 | #ifdef PSXBIOS_LOG | |
1530 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x0f], th); | |
1531 | #endif | |
1532 | ||
1533 | if (Thread[th].status == 0) { | |
1534 | v0 = 0; | |
1535 | } else { | |
1536 | Thread[th].status = 0; | |
1537 | v0 = 1; | |
1538 | } | |
1539 | ||
1540 | pc0 = ra; | |
1541 | } | |
1542 | ||
1543 | /* | |
1544 | * int ChangeTh(long thread); | |
1545 | */ | |
1546 | ||
1547 | void psxBios_ChangeTh() { // 10 | |
1548 | int th = a0 & 0xff; | |
1549 | ||
1550 | #ifdef PSXBIOS_LOG | |
1551 | // PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x10], th); | |
1552 | #endif | |
1553 | ||
1554 | if (Thread[th].status == 0 || CurThread == th) { | |
1555 | v0 = 0; | |
1556 | ||
1557 | pc0 = ra; | |
1558 | } else { | |
1559 | v0 = 1; | |
1560 | ||
1561 | if (Thread[CurThread].status == 2) { | |
1562 | Thread[CurThread].status = 1; | |
1563 | Thread[CurThread].func = ra; | |
1564 | memcpy(Thread[CurThread].reg, psxRegs.GPR.r, 32*4); | |
1565 | } | |
1566 | ||
1567 | memcpy(psxRegs.GPR.r, Thread[th].reg, 32*4); | |
1568 | pc0 = Thread[th].func; | |
1569 | Thread[th].status = 2; | |
1570 | CurThread = th; | |
1571 | } | |
1572 | } | |
1573 | ||
1574 | void psxBios_InitPAD() { // 0x12 | |
1575 | #ifdef PSXBIOS_LOG | |
1576 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x12]); | |
1577 | #endif | |
1578 | ||
1579 | pad_buf1 = (char*)Ra0; | |
1580 | pad_buf1len = a1; | |
1581 | pad_buf2 = (char*)Ra2; | |
1582 | pad_buf2len = a3; | |
1583 | ||
1584 | v0 = 1; pc0 = ra; | |
1585 | } | |
1586 | ||
1587 | void psxBios_StartPAD() { // 13 | |
1588 | #ifdef PSXBIOS_LOG | |
1589 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x13]); | |
1590 | #endif | |
1591 | ||
1592 | psxHwWrite16(0x1f801074, (unsigned short)(psxHwRead16(0x1f801074) | 0x1)); | |
1593 | psxRegs.CP0.n.Status |= 0x401; | |
1594 | pc0 = ra; | |
1595 | } | |
1596 | ||
1597 | void psxBios_StopPAD() { // 14 | |
1598 | #ifdef PSXBIOS_LOG | |
1599 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x14]); | |
1600 | #endif | |
1601 | ||
1602 | pad_buf1 = NULL; | |
1603 | pad_buf2 = NULL; | |
1604 | pc0 = ra; | |
1605 | } | |
1606 | ||
1607 | void psxBios_PAD_init() { // 15 | |
1608 | #ifdef PSXBIOS_LOG | |
1609 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x15]); | |
1610 | #endif | |
1611 | psxHwWrite16(0x1f801074, (u16)(psxHwRead16(0x1f801074) | 0x1)); | |
1612 | pad_buf = (int *)Ra1; | |
1613 | *pad_buf = -1; | |
1614 | psxRegs.CP0.n.Status |= 0x401; | |
1615 | pc0 = ra; | |
1616 | } | |
1617 | ||
1618 | void psxBios_PAD_dr() { // 16 | |
1619 | #ifdef PSXBIOS_LOG | |
1620 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x16]); | |
1621 | #endif | |
1622 | ||
1623 | v0 = -1; pc0 = ra; | |
1624 | } | |
1625 | ||
1626 | void psxBios_ReturnFromException() { // 17 | |
1627 | LoadRegs(); | |
1628 | ||
1629 | pc0 = psxRegs.CP0.n.EPC; | |
1630 | if (psxRegs.CP0.n.Cause & 0x80000000) pc0 += 4; | |
1631 | ||
1632 | psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) | | |
1633 | ((psxRegs.CP0.n.Status & 0x3c) >> 2); | |
1634 | } | |
1635 | ||
1636 | void psxBios_ResetEntryInt() { // 18 | |
1637 | #ifdef PSXBIOS_LOG | |
1638 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x18]); | |
1639 | #endif | |
1640 | ||
1641 | jmp_int = NULL; | |
1642 | pc0 = ra; | |
1643 | } | |
1644 | ||
1645 | void psxBios_HookEntryInt() { // 19 | |
1646 | #ifdef PSXBIOS_LOG | |
1647 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x19]); | |
1648 | #endif | |
1649 | ||
1650 | jmp_int = (u32*)Ra0; | |
1651 | pc0 = ra; | |
1652 | } | |
1653 | ||
1654 | void psxBios_UnDeliverEvent() { // 0x20 | |
1655 | int ev, spec; | |
1656 | int i; | |
1657 | ||
1658 | GetEv(); | |
1659 | GetSpec(); | |
1660 | ||
1661 | #ifdef PSXBIOS_LOG | |
1662 | PSXBIOS_LOG("psxBios_%s %x,%x\n", biosB0n[0x20], ev, spec); | |
1663 | #endif | |
1664 | ||
1665 | if (Event[ev][spec].status == EvStALREADY && | |
1666 | Event[ev][spec].mode == EvMdNOINTR) | |
1667 | Event[ev][spec].status = EvStACTIVE; | |
1668 | ||
1669 | pc0 = ra; | |
1670 | } | |
1671 | ||
1672 | #define buopen(mcd) { \ | |
1673 | strcpy(FDesc[1 + mcd].name, Ra0+5); \ | |
1674 | FDesc[1 + mcd].offset = 0; \ | |
1675 | FDesc[1 + mcd].mode = a1; \ | |
1676 | \ | |
1677 | for (i=1; i<16; i++) { \ | |
1678 | ptr = Mcd##mcd##Data + 128 * i; \ | |
1679 | if ((*ptr & 0xF0) != 0x50) continue; \ | |
1680 | if (strcmp(FDesc[1 + mcd].name, ptr+0xa)) continue; \ | |
1681 | FDesc[1 + mcd].mcfile = i; \ | |
1682 | SysPrintf("open %s\n", ptr+0xa); \ | |
1683 | v0 = 1 + mcd; \ | |
1684 | break; \ | |
1685 | } \ | |
1686 | if (a1 & 0x200 && v0 == -1) { /* FCREAT */ \ | |
1687 | for (i=1; i<16; i++) { \ | |
1688 | int j, xor = 0; \ | |
1689 | \ | |
1690 | ptr = Mcd##mcd##Data + 128 * i; \ | |
1691 | if ((*ptr & 0xF0) == 0x50) continue; \ | |
1692 | ptr[0] = 0x50 | (u8)(a1 >> 16); \ | |
1693 | ptr[4] = 0x00; \ | |
1694 | ptr[5] = 0x20; \ | |
1695 | ptr[6] = 0x00; \ | |
1696 | ptr[7] = 0x00; \ | |
1697 | ptr[8] = 'B'; \ | |
1698 | ptr[9] = 'I'; \ | |
1699 | strcpy(ptr+0xa, FDesc[1 + mcd].name); \ | |
1700 | for (j=0; j<127; j++) xor^= ptr[j]; \ | |
1701 | ptr[127] = xor; \ | |
1702 | FDesc[1 + mcd].mcfile = i; \ | |
1703 | SysPrintf("openC %s\n", ptr); \ | |
1704 | v0 = 1 + mcd; \ | |
1705 | SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i, 128); \ | |
1706 | break; \ | |
1707 | } \ | |
1708 | } \ | |
1709 | } | |
1710 | ||
1711 | /* | |
1712 | * int open(char *name , int mode); | |
1713 | */ | |
1714 | ||
1715 | void psxBios_open() { // 0x32 | |
1716 | int i; | |
1717 | char *ptr; | |
02949f79 | 1718 | void *pa0 = Ra0; |
ef79bbde P |
1719 | |
1720 | #ifdef PSXBIOS_LOG | |
1721 | PSXBIOS_LOG("psxBios_%s: %s,%x\n", biosB0n[0x32], Ra0, a1); | |
1722 | #endif | |
1723 | ||
1724 | v0 = -1; | |
1725 | ||
02949f79 | 1726 | if (pa0) { |
1727 | if (!strncmp(pa0, "bu00", 4)) { | |
1728 | buopen(1); | |
1729 | } | |
ef79bbde | 1730 | |
02949f79 | 1731 | if (!strncmp(pa0, "bu10", 4)) { |
1732 | buopen(2); | |
1733 | } | |
ef79bbde P |
1734 | } |
1735 | ||
1736 | pc0 = ra; | |
1737 | } | |
1738 | ||
1739 | /* | |
1740 | * int lseek(int fd , int offset , int whence); | |
1741 | */ | |
1742 | ||
1743 | void psxBios_lseek() { // 0x33 | |
1744 | #ifdef PSXBIOS_LOG | |
1745 | PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x33], a0, a1, a2); | |
1746 | #endif | |
1747 | ||
1748 | switch (a2) { | |
1749 | case 0: // SEEK_SET | |
1750 | FDesc[a0].offset = a1; | |
1751 | v0 = a1; | |
1752 | // DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 | |
1753 | // DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
1754 | break; | |
1755 | ||
1756 | case 1: // SEEK_CUR | |
1757 | FDesc[a0].offset+= a1; | |
1758 | v0 = FDesc[a0].offset; | |
1759 | break; | |
1760 | } | |
1761 | ||
1762 | pc0 = ra; | |
1763 | } | |
1764 | ||
02949f79 | 1765 | #define buread(Ra1, mcd) { \ |
ef79bbde P |
1766 | 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); \ |
1767 | ptr = Mcd##mcd##Data + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \ | |
1768 | memcpy(Ra1, ptr, a2); \ | |
1769 | if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \ | |
1770 | else v0 = a2; \ | |
1771 | FDesc[1 + mcd].offset += v0; \ | |
1772 | DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \ | |
1773 | DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \ | |
1774 | } | |
1775 | ||
1776 | /* | |
1777 | * int read(int fd , void *buf , int nbytes); | |
1778 | */ | |
1779 | ||
1780 | void psxBios_read() { // 0x34 | |
1781 | char *ptr; | |
02949f79 | 1782 | void *pa1 = Ra1; |
ef79bbde P |
1783 | |
1784 | #ifdef PSXBIOS_LOG | |
1785 | PSXBIOS_LOG("psxBios_%s: %x, %x, %x\n", biosB0n[0x34], a0, a1, a2); | |
1786 | #endif | |
1787 | ||
1788 | v0 = -1; | |
1789 | ||
02949f79 | 1790 | if (pa1) { |
1791 | switch (a0) { | |
1792 | case 2: buread(pa1, 1); break; | |
1793 | case 3: buread(pa1, 2); break; | |
1794 | } | |
ef79bbde P |
1795 | } |
1796 | ||
1797 | pc0 = ra; | |
1798 | } | |
1799 | ||
02949f79 | 1800 | #define buwrite(Ra1, mcd) { \ |
ef79bbde P |
1801 | u32 offset = + 8192 * FDesc[1 + mcd].mcfile + FDesc[1 + mcd].offset; \ |
1802 | SysPrintf("write %d: %x,%x\n", FDesc[1 + mcd].mcfile, FDesc[1 + mcd].offset, a2); \ | |
1803 | ptr = Mcd##mcd##Data + offset; \ | |
1804 | memcpy(ptr, Ra1, a2); \ | |
1805 | FDesc[1 + mcd].offset += a2; \ | |
1806 | SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, offset, a2); \ | |
1807 | if (FDesc[1 + mcd].mode & 0x8000) v0 = 0; \ | |
1808 | else v0 = a2; \ | |
1809 | DeliverEvent(0x11, 0x2); /* 0xf0000011, 0x0004 */ \ | |
1810 | DeliverEvent(0x81, 0x2); /* 0xf4000001, 0x0004 */ \ | |
1811 | } | |
1812 | ||
1813 | /* | |
1814 | * int write(int fd , void *buf , int nbytes); | |
1815 | */ | |
1816 | ||
1817 | void psxBios_write() { // 0x35/0x03 | |
1818 | char *ptr; | |
02949f79 | 1819 | void *pa1 = Ra1; |
1820 | ||
1821 | #ifdef PSXBIOS_LOG | |
1822 | PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x35], a0, a1, a2); | |
1823 | #endif | |
1824 | ||
1825 | v0 = -1; | |
1826 | if (!pa1) { | |
1827 | pc0 = ra; | |
1828 | return; | |
1829 | } | |
ef79bbde P |
1830 | |
1831 | if (a0 == 1) { // stdout | |
02949f79 | 1832 | char *ptr = pa1; |
ef79bbde | 1833 | |
02949f79 | 1834 | v0 = a2; |
ef79bbde P |
1835 | while (a2 > 0) { |
1836 | SysPrintf("%c", *ptr++); a2--; | |
1837 | } | |
1838 | pc0 = ra; return; | |
1839 | } | |
ef79bbde P |
1840 | |
1841 | switch (a0) { | |
02949f79 | 1842 | case 2: buwrite(pa1, 1); break; |
1843 | case 3: buwrite(pa1, 2); break; | |
ef79bbde P |
1844 | } |
1845 | ||
1846 | pc0 = ra; | |
1847 | } | |
1848 | ||
1849 | /* | |
1850 | * int close(int fd); | |
1851 | */ | |
1852 | ||
1853 | void psxBios_close() { // 0x36 | |
1854 | #ifdef PSXBIOS_LOG | |
1855 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x36], a0); | |
1856 | #endif | |
1857 | ||
1858 | v0 = a0; | |
1859 | pc0 = ra; | |
1860 | } | |
1861 | ||
1862 | void psxBios_putchar() { // 3d | |
1863 | SysPrintf("%c", (char)a0); | |
1864 | pc0 = ra; | |
1865 | } | |
1866 | ||
1867 | void psxBios_puts() { // 3e/3f | |
808a13bd | 1868 | SysPrintf("%s", Ra0); |
ef79bbde P |
1869 | pc0 = ra; |
1870 | } | |
1871 | ||
1872 | char ffile[64], *pfile; | |
1873 | int nfile; | |
1874 | ||
1875 | #define bufile(mcd) { \ | |
1876 | while (nfile < 16) { \ | |
1877 | int match=1; \ | |
1878 | \ | |
1879 | ptr = Mcd##mcd##Data + 128 * nfile; \ | |
1880 | nfile++; \ | |
1881 | if ((*ptr & 0xF0) != 0x50) continue; \ | |
1882 | ptr+= 0xa; \ | |
1883 | if (pfile[0] == 0) { \ | |
507d7c1d | 1884 | strncpy(dir->name, ptr, sizeof(dir->name)); \ |
1885 | dir->name[sizeof(dir->name) - 1] = '\0'; \ | |
ef79bbde P |
1886 | } else for (i=0; i<20; i++) { \ |
1887 | if (pfile[i] == ptr[i]) { \ | |
1888 | dir->name[i] = ptr[i]; \ | |
1889 | if (ptr[i] == 0) break; else continue; } \ | |
1890 | if (pfile[i] == '?') { \ | |
1891 | dir->name[i] = ptr[i]; continue; } \ | |
1892 | if (pfile[i] == '*') { \ | |
1893 | strcpy(dir->name+i, ptr+i); break; } \ | |
1894 | match = 0; break; \ | |
1895 | } \ | |
1896 | SysPrintf("%d : %s = %s + %s (match=%d)\n", nfile, dir->name, pfile, ptr, match); \ | |
1897 | if (match == 0) continue; \ | |
1898 | dir->size = 8192; \ | |
1899 | v0 = _dir; \ | |
1900 | break; \ | |
1901 | } \ | |
1902 | } | |
1903 | ||
1904 | /* | |
1905 | * struct DIRENTRY* firstfile(char *name,struct DIRENTRY *dir); | |
1906 | */ | |
1907 | ||
1908 | void psxBios_firstfile() { // 42 | |
1909 | struct DIRENTRY *dir = (struct DIRENTRY *)Ra1; | |
02949f79 | 1910 | void *pa0 = Ra0; |
ef79bbde P |
1911 | u32 _dir = a1; |
1912 | char *ptr; | |
1913 | int i; | |
1914 | ||
1915 | #ifdef PSXBIOS_LOG | |
1916 | PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x42], Ra0); | |
1917 | #endif | |
1918 | ||
1919 | v0 = 0; | |
1920 | ||
02949f79 | 1921 | if (pa0) { |
1922 | strcpy(ffile, pa0); | |
1923 | pfile = ffile+5; | |
1924 | nfile = 1; | |
1925 | if (!strncmp(pa0, "bu00", 4)) { | |
1926 | bufile(1); | |
1927 | } else if (!strncmp(pa0, "bu10", 4)) { | |
1928 | bufile(2); | |
1929 | } | |
ef79bbde P |
1930 | } |
1931 | ||
66ade381 | 1932 | // firstfile() calls _card_read() internally, so deliver it's event |
1933 | DeliverEvent(0x11, 0x2); | |
1934 | ||
ef79bbde P |
1935 | pc0 = ra; |
1936 | } | |
1937 | ||
1938 | /* | |
1939 | * struct DIRENTRY* nextfile(struct DIRENTRY *dir); | |
1940 | */ | |
1941 | ||
1942 | void psxBios_nextfile() { // 43 | |
1943 | struct DIRENTRY *dir = (struct DIRENTRY *)Ra0; | |
1944 | u32 _dir = a0; | |
1945 | char *ptr; | |
1946 | int i; | |
1947 | ||
1948 | #ifdef PSXBIOS_LOG | |
1949 | PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x43], dir->name); | |
1950 | #endif | |
1951 | ||
1952 | v0 = 0; | |
1953 | ||
1954 | if (!strncmp(ffile, "bu00", 4)) { | |
1955 | bufile(1); | |
1956 | } | |
1957 | ||
1958 | if (!strncmp(ffile, "bu10", 4)) { | |
1959 | bufile(2); | |
1960 | } | |
1961 | ||
1962 | pc0 = ra; | |
1963 | } | |
1964 | ||
1965 | #define burename(mcd) { \ | |
1966 | for (i=1; i<16; i++) { \ | |
1967 | int namelen, j, xor = 0; \ | |
1968 | ptr = Mcd##mcd##Data + 128 * i; \ | |
1969 | if ((*ptr & 0xF0) != 0x50) continue; \ | |
1970 | if (strcmp(Ra0+5, ptr+0xa)) continue; \ | |
1971 | namelen = strlen(Ra1+5); \ | |
1972 | memcpy(ptr+0xa, Ra1+5, namelen); \ | |
1973 | memset(ptr+0xa+namelen, 0, 0x75-namelen); \ | |
1974 | for (j=0; j<127; j++) xor^= ptr[j]; \ | |
1975 | ptr[127] = xor; \ | |
1976 | SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i + 0xa, 0x76); \ | |
1977 | v0 = 1; \ | |
1978 | break; \ | |
1979 | } \ | |
1980 | } | |
1981 | ||
1982 | /* | |
1983 | * int rename(char *old, char *new); | |
1984 | */ | |
1985 | ||
1986 | void psxBios_rename() { // 44 | |
02949f79 | 1987 | void *pa0 = Ra0; |
1988 | void *pa1 = Ra1; | |
ef79bbde P |
1989 | char *ptr; |
1990 | int i; | |
1991 | ||
1992 | #ifdef PSXBIOS_LOG | |
1993 | PSXBIOS_LOG("psxBios_%s: %s,%s\n", biosB0n[0x44], Ra0, Ra1); | |
1994 | #endif | |
1995 | ||
1996 | v0 = 0; | |
1997 | ||
02949f79 | 1998 | if (pa0 && pa1) { |
1999 | if (!strncmp(pa0, "bu00", 4) && !strncmp(pa1, "bu00", 4)) { | |
2000 | burename(1); | |
2001 | } | |
ef79bbde | 2002 | |
02949f79 | 2003 | if (!strncmp(pa0, "bu10", 4) && !strncmp(pa1, "bu10", 4)) { |
2004 | burename(2); | |
2005 | } | |
ef79bbde P |
2006 | } |
2007 | ||
2008 | pc0 = ra; | |
2009 | } | |
2010 | ||
2011 | ||
2012 | #define budelete(mcd) { \ | |
2013 | for (i=1; i<16; i++) { \ | |
2014 | ptr = Mcd##mcd##Data + 128 * i; \ | |
2015 | if ((*ptr & 0xF0) != 0x50) continue; \ | |
2016 | if (strcmp(Ra0+5, ptr+0xa)) continue; \ | |
2017 | *ptr = (*ptr & 0xf) | 0xA0; \ | |
2018 | SaveMcd(Config.Mcd##mcd, Mcd##mcd##Data, 128 * i, 1); \ | |
2019 | SysPrintf("delete %s\n", ptr+0xa); \ | |
2020 | v0 = 1; \ | |
2021 | break; \ | |
2022 | } \ | |
2023 | } | |
2024 | ||
2025 | /* | |
2026 | * int delete(char *name); | |
2027 | */ | |
2028 | ||
2029 | void psxBios_delete() { // 45 | |
02949f79 | 2030 | void *pa0 = Ra0; |
ef79bbde P |
2031 | char *ptr; |
2032 | int i; | |
2033 | ||
2034 | #ifdef PSXBIOS_LOG | |
2035 | PSXBIOS_LOG("psxBios_%s: %s\n", biosB0n[0x45], Ra0); | |
2036 | #endif | |
2037 | ||
2038 | v0 = 0; | |
2039 | ||
02949f79 | 2040 | if (pa0) { |
2041 | if (!strncmp(pa0, "bu00", 4)) { | |
2042 | budelete(1); | |
2043 | } | |
ef79bbde | 2044 | |
02949f79 | 2045 | if (!strncmp(pa0, "bu10", 4)) { |
2046 | budelete(2); | |
2047 | } | |
ef79bbde P |
2048 | } |
2049 | ||
2050 | pc0 = ra; | |
2051 | } | |
2052 | ||
2053 | void psxBios_InitCARD() { // 4a | |
2054 | #ifdef PSXBIOS_LOG | |
2055 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x4a], a0); | |
2056 | #endif | |
2057 | ||
2058 | CardState = 0; | |
2059 | ||
2060 | pc0 = ra; | |
2061 | } | |
2062 | ||
2063 | void psxBios_StartCARD() { // 4b | |
2064 | #ifdef PSXBIOS_LOG | |
2065 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4b]); | |
2066 | #endif | |
2067 | ||
2068 | if (CardState == 0) CardState = 1; | |
2069 | ||
2070 | pc0 = ra; | |
2071 | } | |
2072 | ||
2073 | void psxBios_StopCARD() { // 4c | |
2074 | #ifdef PSXBIOS_LOG | |
2075 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4c]); | |
2076 | #endif | |
2077 | ||
2078 | if (CardState == 1) CardState = 0; | |
2079 | ||
2080 | pc0 = ra; | |
2081 | } | |
2082 | ||
2083 | void psxBios__card_write() { // 0x4e | |
02949f79 | 2084 | void *pa2 = Ra2; |
ef79bbde P |
2085 | int port; |
2086 | ||
2087 | #ifdef PSXBIOS_LOG | |
2088 | PSXBIOS_LOG("psxBios_%s: %x,%x,%x\n", biosB0n[0x4e], a0, a1, a2); | |
2089 | #endif | |
2090 | ||
e9fda093 | 2091 | card_active_chan = a0; |
ef79bbde P |
2092 | port = a0 >> 4; |
2093 | ||
02949f79 | 2094 | if (pa2) { |
2095 | if (port == 0) { | |
2096 | memcpy(Mcd1Data + a1 * 128, pa2, 128); | |
2097 | SaveMcd(Config.Mcd1, Mcd1Data, a1 * 128, 128); | |
2098 | } else { | |
2099 | memcpy(Mcd2Data + a1 * 128, pa2, 128); | |
2100 | SaveMcd(Config.Mcd2, Mcd2Data, a1 * 128, 128); | |
2101 | } | |
ef79bbde P |
2102 | } |
2103 | ||
2104 | DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 | |
2105 | // DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
2106 | ||
2107 | v0 = 1; pc0 = ra; | |
2108 | } | |
2109 | ||
2110 | void psxBios__card_read() { // 0x4f | |
02949f79 | 2111 | void *pa2 = Ra2; |
ef79bbde P |
2112 | int port; |
2113 | ||
2114 | #ifdef PSXBIOS_LOG | |
2115 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x4f]); | |
2116 | #endif | |
2117 | ||
e9fda093 | 2118 | card_active_chan = a0; |
ef79bbde P |
2119 | port = a0 >> 4; |
2120 | ||
02949f79 | 2121 | if (pa2) { |
2122 | if (port == 0) { | |
2123 | memcpy(pa2, Mcd1Data + a1 * 128, 128); | |
2124 | } else { | |
2125 | memcpy(pa2, Mcd2Data + a1 * 128, 128); | |
2126 | } | |
ef79bbde P |
2127 | } |
2128 | ||
2129 | DeliverEvent(0x11, 0x2); // 0xf0000011, 0x0004 | |
2130 | // DeliverEvent(0x81, 0x2); // 0xf4000001, 0x0004 | |
2131 | ||
2132 | v0 = 1; pc0 = ra; | |
2133 | } | |
2134 | ||
2135 | void psxBios__new_card() { // 0x50 | |
2136 | #ifdef PSXBIOS_LOG | |
2137 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x50]); | |
2138 | #endif | |
2139 | ||
2140 | pc0 = ra; | |
2141 | } | |
2142 | ||
2143 | void psxBios_Krom2RawAdd() { // 0x51 | |
2144 | int i = 0; | |
2145 | ||
2146 | const u32 table_8140[][2] = { | |
2147 | {0x8140, 0x0000}, {0x8180, 0x0762}, {0x81ad, 0x0cc6}, {0x81b8, 0x0ca8}, | |
2148 | {0x81c0, 0x0f00}, {0x81c8, 0x0d98}, {0x81cf, 0x10c2}, {0x81da, 0x0e6a}, | |
2149 | {0x81e9, 0x13ce}, {0x81f0, 0x102c}, {0x81f8, 0x1590}, {0x81fc, 0x111c}, | |
2150 | {0x81fd, 0x1626}, {0x824f, 0x113a}, {0x8259, 0x20ee}, {0x8260, 0x1266}, | |
2151 | {0x827a, 0x24cc}, {0x8281, 0x1572}, {0x829b, 0x28aa}, {0x829f, 0x187e}, | |
2152 | {0x82f2, 0x32dc}, {0x8340, 0x2238}, {0x837f, 0x4362}, {0x8380, 0x299a}, | |
2153 | {0x8397, 0x4632}, {0x839f, 0x2c4c}, {0x83b7, 0x49f2}, {0x83bf, 0x2f1c}, | |
2154 | {0x83d7, 0x4db2}, {0x8440, 0x31ec}, {0x8461, 0x5dde}, {0x8470, 0x35ca}, | |
2155 | {0x847f, 0x6162}, {0x8480, 0x378c}, {0x8492, 0x639c}, {0x849f, 0x39a8}, | |
2156 | {0xffff, 0} | |
2157 | }; | |
2158 | ||
2159 | const u32 table_889f[][2] = { | |
2160 | {0x889f, 0x3d68}, {0x8900, 0x40ec}, {0x897f, 0x4fb0}, {0x8a00, 0x56f4}, | |
2161 | {0x8a7f, 0x65b8}, {0x8b00, 0x6cfc}, {0x8b7f, 0x7bc0}, {0x8c00, 0x8304}, | |
2162 | {0x8c7f, 0x91c8}, {0x8d00, 0x990c}, {0x8d7f, 0xa7d0}, {0x8e00, 0xaf14}, | |
2163 | {0x8e7f, 0xbdd8}, {0x8f00, 0xc51c}, {0x8f7f, 0xd3e0}, {0x9000, 0xdb24}, | |
2164 | {0x907f, 0xe9e8}, {0x9100, 0xf12c}, {0x917f, 0xfff0}, {0x9200, 0x10734}, | |
2165 | {0x927f, 0x115f8}, {0x9300, 0x11d3c}, {0x937f, 0x12c00}, {0x9400, 0x13344}, | |
2166 | {0x947f, 0x14208}, {0x9500, 0x1494c}, {0x957f, 0x15810}, {0x9600, 0x15f54}, | |
2167 | {0x967f, 0x16e18}, {0x9700, 0x1755c}, {0x977f, 0x18420}, {0x9800, 0x18b64}, | |
2168 | {0xffff, 0} | |
2169 | }; | |
2170 | ||
2171 | if (a0 >= 0x8140 && a0 <= 0x84be) { | |
2172 | while (table_8140[i][0] <= a0) i++; | |
2173 | a0 -= table_8140[i - 1][0]; | |
2174 | v0 = 0xbfc66000 + (a0 * 0x1e + table_8140[i - 1][1]); | |
2175 | } else if (a0 >= 0x889f && a0 <= 0x9872) { | |
2176 | while (table_889f[i][0] <= a0) i++; | |
2177 | a0 -= table_889f[i - 1][0]; | |
2178 | v0 = 0xbfc66000 + (a0 * 0x1e + table_889f[i - 1][1]); | |
2179 | } else { | |
2180 | v0 = 0xffffffff; | |
2181 | } | |
2182 | ||
2183 | pc0 = ra; | |
2184 | } | |
2185 | ||
2186 | void psxBios_GetC0Table() { // 56 | |
2187 | #ifdef PSXBIOS_LOG | |
2188 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x56]); | |
2189 | #endif | |
2190 | ||
2191 | v0 = 0x674; pc0 = ra; | |
2192 | } | |
2193 | ||
2194 | void psxBios_GetB0Table() { // 57 | |
2195 | #ifdef PSXBIOS_LOG | |
2196 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x57]); | |
2197 | #endif | |
2198 | ||
2199 | v0 = 0x874; pc0 = ra; | |
2200 | } | |
2201 | ||
e9fda093 | 2202 | void psxBios__card_chan() { // 0x58 |
2203 | #ifdef PSXBIOS_LOG | |
2204 | PSXBIOS_LOG("psxBios_%s\n", biosB0n[0x58]); | |
2205 | #endif | |
2206 | ||
2207 | v0 = card_active_chan; | |
2208 | pc0 = ra; | |
2209 | } | |
2210 | ||
ef79bbde P |
2211 | void psxBios_ChangeClearPad() { // 5b |
2212 | #ifdef PSXBIOS_LOG | |
2213 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x5b], a0); | |
2214 | #endif | |
2215 | ||
2216 | pc0 = ra; | |
2217 | } | |
2218 | ||
872515f9 | 2219 | void psxBios__card_status() { // 5c |
2220 | #ifdef PSXBIOS_LOG | |
2221 | PSXBIOS_LOG("psxBios_%s: %x\n", biosB0n[0x5c], a0); | |
2222 | #endif | |
2223 | ||
2224 | v0 = 1; | |
2225 | pc0 = ra; | |
2226 | } | |
2227 | ||
ef79bbde P |
2228 | /* System calls C0 */ |
2229 | ||
2230 | /* | |
2231 | * int SysEnqIntRP(int index , long *queue); | |
2232 | */ | |
2233 | ||
2234 | void psxBios_SysEnqIntRP() { // 02 | |
2235 | #ifdef PSXBIOS_LOG | |
2236 | PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x02] ,a0); | |
2237 | #endif | |
2238 | ||
2239 | SysIntRP[a0] = a1; | |
2240 | ||
2241 | v0 = 0; pc0 = ra; | |
2242 | } | |
2243 | ||
2244 | /* | |
2245 | * int SysDeqIntRP(int index , long *queue); | |
2246 | */ | |
2247 | ||
2248 | void psxBios_SysDeqIntRP() { // 03 | |
2249 | #ifdef PSXBIOS_LOG | |
2250 | PSXBIOS_LOG("psxBios_%s: %x\n", biosC0n[0x03], a0); | |
2251 | #endif | |
2252 | ||
2253 | SysIntRP[a0] = 0; | |
2254 | ||
2255 | v0 = 0; pc0 = ra; | |
2256 | } | |
2257 | ||
2258 | void psxBios_ChangeClearRCnt() { // 0a | |
2259 | u32 *ptr; | |
2260 | ||
2261 | #ifdef PSXBIOS_LOG | |
2262 | PSXBIOS_LOG("psxBios_%s: %x, %x\n", biosC0n[0x0a], a0, a1); | |
2263 | #endif | |
2264 | ||
2265 | ptr = (u32*)PSXM((a0 << 2) + 0x8600); | |
2266 | v0 = *ptr; | |
2267 | *ptr = a1; | |
2268 | ||
2269 | // psxRegs.CP0.n.Status|= 0x404; | |
2270 | pc0 = ra; | |
2271 | } | |
2272 | ||
2273 | void psxBios_dummy() { | |
2274 | #ifdef PSXBIOS_LOG | |
2275 | PSXBIOS_LOG("unk %x call: %x\n", pc0 & 0x1fffff, t1); | |
2276 | #endif | |
2277 | pc0 = ra; | |
2278 | } | |
2279 | ||
2280 | void (*biosA0[256])(); | |
2281 | void (*biosB0[256])(); | |
2282 | void (*biosC0[256])(); | |
2283 | ||
2284 | #include "sjisfont.h" | |
2285 | ||
2286 | void psxBiosInit() { | |
2287 | u32 base, size; | |
2288 | u32 *ptr; | |
2289 | int i; | |
2290 | uLongf len; | |
2291 | ||
2292 | for(i = 0; i < 256; i++) { | |
2293 | biosA0[i] = NULL; | |
2294 | biosB0[i] = NULL; | |
2295 | biosC0[i] = NULL; | |
2296 | } | |
2297 | biosA0[0x3e] = psxBios_puts; | |
2298 | biosA0[0x3f] = psxBios_printf; | |
2299 | ||
2300 | biosB0[0x3d] = psxBios_putchar; | |
2301 | biosB0[0x3f] = psxBios_puts; | |
2302 | ||
2303 | if (!Config.HLE) return; | |
2304 | ||
2305 | for(i = 0; i < 256; i++) { | |
2306 | if (biosA0[i] == NULL) biosA0[i] = psxBios_dummy; | |
2307 | if (biosB0[i] == NULL) biosB0[i] = psxBios_dummy; | |
2308 | if (biosC0[i] == NULL) biosC0[i] = psxBios_dummy; | |
2309 | } | |
2310 | ||
2311 | biosA0[0x00] = psxBios_open; | |
2312 | biosA0[0x01] = psxBios_lseek; | |
2313 | biosA0[0x02] = psxBios_read; | |
2314 | biosA0[0x03] = psxBios_write; | |
2315 | biosA0[0x04] = psxBios_close; | |
2316 | //biosA0[0x05] = psxBios_ioctl; | |
2317 | //biosA0[0x06] = psxBios_exit; | |
2318 | //biosA0[0x07] = psxBios_sys_a0_07; | |
2319 | //biosA0[0x08] = psxBios_getc; | |
2320 | //biosA0[0x09] = psxBios_putc; | |
2321 | //biosA0[0x0a] = psxBios_todigit; | |
2322 | //biosA0[0x0b] = psxBios_atof; | |
2323 | //biosA0[0x0c] = psxBios_strtoul; | |
2324 | //biosA0[0x0d] = psxBios_strtol; | |
2325 | biosA0[0x0e] = psxBios_abs; | |
2326 | biosA0[0x0f] = psxBios_labs; | |
2327 | biosA0[0x10] = psxBios_atoi; | |
2328 | biosA0[0x11] = psxBios_atol; | |
2329 | //biosA0[0x12] = psxBios_atob; | |
2330 | biosA0[0x13] = psxBios_setjmp; | |
2331 | biosA0[0x14] = psxBios_longjmp; | |
2332 | biosA0[0x15] = psxBios_strcat; | |
2333 | biosA0[0x16] = psxBios_strncat; | |
2334 | biosA0[0x17] = psxBios_strcmp; | |
2335 | biosA0[0x18] = psxBios_strncmp; | |
2336 | biosA0[0x19] = psxBios_strcpy; | |
2337 | biosA0[0x1a] = psxBios_strncpy; | |
2338 | biosA0[0x1b] = psxBios_strlen; | |
2339 | biosA0[0x1c] = psxBios_index; | |
2340 | biosA0[0x1d] = psxBios_rindex; | |
2341 | biosA0[0x1e] = psxBios_strchr; | |
2342 | biosA0[0x1f] = psxBios_strrchr; | |
2343 | biosA0[0x20] = psxBios_strpbrk; | |
2344 | biosA0[0x21] = psxBios_strspn; | |
2345 | biosA0[0x22] = psxBios_strcspn; | |
2346 | biosA0[0x23] = psxBios_strtok; | |
2347 | biosA0[0x24] = psxBios_strstr; | |
2348 | biosA0[0x25] = psxBios_toupper; | |
2349 | biosA0[0x26] = psxBios_tolower; | |
2350 | biosA0[0x27] = psxBios_bcopy; | |
2351 | biosA0[0x28] = psxBios_bzero; | |
2352 | biosA0[0x29] = psxBios_bcmp; | |
2353 | biosA0[0x2a] = psxBios_memcpy; | |
2354 | biosA0[0x2b] = psxBios_memset; | |
2355 | biosA0[0x2c] = psxBios_memmove; | |
2356 | biosA0[0x2d] = psxBios_memcmp; | |
2357 | biosA0[0x2e] = psxBios_memchr; | |
2358 | biosA0[0x2f] = psxBios_rand; | |
2359 | biosA0[0x30] = psxBios_srand; | |
2360 | biosA0[0x31] = psxBios_qsort; | |
2361 | //biosA0[0x32] = psxBios_strtod; | |
2362 | biosA0[0x33] = psxBios_malloc; | |
2363 | biosA0[0x34] = psxBios_free; | |
2364 | //biosA0[0x35] = psxBios_lsearch; | |
2365 | //biosA0[0x36] = psxBios_bsearch; | |
2366 | biosA0[0x37] = psxBios_calloc; | |
2367 | biosA0[0x38] = psxBios_realloc; | |
2368 | biosA0[0x39] = psxBios_InitHeap; | |
2369 | //biosA0[0x3a] = psxBios__exit; | |
2370 | biosA0[0x3b] = psxBios_getchar; | |
2371 | biosA0[0x3c] = psxBios_putchar; | |
2372 | //biosA0[0x3d] = psxBios_gets; | |
2373 | //biosA0[0x40] = psxBios_sys_a0_40; | |
2374 | //biosA0[0x41] = psxBios_LoadTest; | |
2375 | biosA0[0x42] = psxBios_Load; | |
2376 | biosA0[0x43] = psxBios_Exec; | |
2377 | biosA0[0x44] = psxBios_FlushCache; | |
2378 | //biosA0[0x45] = psxBios_InstallInterruptHandler; | |
2379 | biosA0[0x46] = psxBios_GPU_dw; | |
2380 | biosA0[0x47] = psxBios_mem2vram; | |
2381 | biosA0[0x48] = psxBios_SendGPU; | |
2382 | biosA0[0x49] = psxBios_GPU_cw; | |
2383 | biosA0[0x4a] = psxBios_GPU_cwb; | |
2384 | biosA0[0x4b] = psxBios_GPU_SendPackets; | |
2385 | biosA0[0x4c] = psxBios_sys_a0_4c; | |
2386 | biosA0[0x4d] = psxBios_GPU_GetGPUStatus; | |
2387 | //biosA0[0x4e] = psxBios_GPU_sync; | |
2388 | //biosA0[0x4f] = psxBios_sys_a0_4f; | |
2389 | //biosA0[0x50] = psxBios_sys_a0_50; | |
2390 | biosA0[0x51] = psxBios_LoadExec; | |
2391 | //biosA0[0x52] = psxBios_GetSysSp; | |
2392 | //biosA0[0x53] = psxBios_sys_a0_53; | |
2393 | //biosA0[0x54] = psxBios__96_init_a54; | |
2394 | //biosA0[0x55] = psxBios__bu_init_a55; | |
2395 | //biosA0[0x56] = psxBios__96_remove_a56; | |
2396 | //biosA0[0x57] = psxBios_sys_a0_57; | |
2397 | //biosA0[0x58] = psxBios_sys_a0_58; | |
2398 | //biosA0[0x59] = psxBios_sys_a0_59; | |
2399 | //biosA0[0x5a] = psxBios_sys_a0_5a; | |
2400 | //biosA0[0x5b] = psxBios_dev_tty_init; | |
2401 | //biosA0[0x5c] = psxBios_dev_tty_open; | |
2402 | //biosA0[0x5d] = psxBios_sys_a0_5d; | |
2403 | //biosA0[0x5e] = psxBios_dev_tty_ioctl; | |
2404 | //biosA0[0x5f] = psxBios_dev_cd_open; | |
2405 | //biosA0[0x60] = psxBios_dev_cd_read; | |
2406 | //biosA0[0x61] = psxBios_dev_cd_close; | |
2407 | //biosA0[0x62] = psxBios_dev_cd_firstfile; | |
2408 | //biosA0[0x63] = psxBios_dev_cd_nextfile; | |
2409 | //biosA0[0x64] = psxBios_dev_cd_chdir; | |
2410 | //biosA0[0x65] = psxBios_dev_card_open; | |
2411 | //biosA0[0x66] = psxBios_dev_card_read; | |
2412 | //biosA0[0x67] = psxBios_dev_card_write; | |
2413 | //biosA0[0x68] = psxBios_dev_card_close; | |
2414 | //biosA0[0x69] = psxBios_dev_card_firstfile; | |
2415 | //biosA0[0x6a] = psxBios_dev_card_nextfile; | |
2416 | //biosA0[0x6b] = psxBios_dev_card_erase; | |
2417 | //biosA0[0x6c] = psxBios_dev_card_undelete; | |
2418 | //biosA0[0x6d] = psxBios_dev_card_format; | |
2419 | //biosA0[0x6e] = psxBios_dev_card_rename; | |
2420 | //biosA0[0x6f] = psxBios_dev_card_6f; | |
2421 | biosA0[0x70] = psxBios__bu_init; | |
2422 | biosA0[0x71] = psxBios__96_init; | |
2423 | biosA0[0x72] = psxBios__96_remove; | |
2424 | //biosA0[0x73] = psxBios_sys_a0_73; | |
2425 | //biosA0[0x74] = psxBios_sys_a0_74; | |
2426 | //biosA0[0x75] = psxBios_sys_a0_75; | |
2427 | //biosA0[0x76] = psxBios_sys_a0_76; | |
2428 | //biosA0[0x77] = psxBios_sys_a0_77; | |
2429 | //biosA0[0x78] = psxBios__96_CdSeekL; | |
2430 | //biosA0[0x79] = psxBios_sys_a0_79; | |
2431 | //biosA0[0x7a] = psxBios_sys_a0_7a; | |
2432 | //biosA0[0x7b] = psxBios_sys_a0_7b; | |
2433 | //biosA0[0x7c] = psxBios__96_CdGetStatus; | |
2434 | //biosA0[0x7d] = psxBios_sys_a0_7d; | |
2435 | //biosA0[0x7e] = psxBios__96_CdRead; | |
2436 | //biosA0[0x7f] = psxBios_sys_a0_7f; | |
2437 | //biosA0[0x80] = psxBios_sys_a0_80; | |
2438 | //biosA0[0x81] = psxBios_sys_a0_81; | |
2439 | //biosA0[0x82] = psxBios_sys_a0_82; | |
2440 | //biosA0[0x83] = psxBios_sys_a0_83; | |
2441 | //biosA0[0x84] = psxBios_sys_a0_84; | |
2442 | //biosA0[0x85] = psxBios__96_CdStop; | |
2443 | //biosA0[0x86] = psxBios_sys_a0_86; | |
2444 | //biosA0[0x87] = psxBios_sys_a0_87; | |
2445 | //biosA0[0x88] = psxBios_sys_a0_88; | |
2446 | //biosA0[0x89] = psxBios_sys_a0_89; | |
2447 | //biosA0[0x8a] = psxBios_sys_a0_8a; | |
2448 | //biosA0[0x8b] = psxBios_sys_a0_8b; | |
2449 | //biosA0[0x8c] = psxBios_sys_a0_8c; | |
2450 | //biosA0[0x8d] = psxBios_sys_a0_8d; | |
2451 | //biosA0[0x8e] = psxBios_sys_a0_8e; | |
2452 | //biosA0[0x8f] = psxBios_sys_a0_8f; | |
2453 | //biosA0[0x90] = psxBios_sys_a0_90; | |
2454 | //biosA0[0x91] = psxBios_sys_a0_91; | |
2455 | //biosA0[0x92] = psxBios_sys_a0_92; | |
2456 | //biosA0[0x93] = psxBios_sys_a0_93; | |
2457 | //biosA0[0x94] = psxBios_sys_a0_94; | |
2458 | //biosA0[0x95] = psxBios_sys_a0_95; | |
2459 | //biosA0[0x96] = psxBios_AddCDROMDevice; | |
2460 | //biosA0[0x97] = psxBios_AddMemCardDevide; | |
2461 | //biosA0[0x98] = psxBios_DisableKernelIORedirection; | |
2462 | //biosA0[0x99] = psxBios_EnableKernelIORedirection; | |
2463 | //biosA0[0x9a] = psxBios_sys_a0_9a; | |
2464 | //biosA0[0x9b] = psxBios_sys_a0_9b; | |
2465 | //biosA0[0x9c] = psxBios_SetConf; | |
2466 | //biosA0[0x9d] = psxBios_GetConf; | |
2467 | //biosA0[0x9e] = psxBios_sys_a0_9e; | |
2468 | biosA0[0x9f] = psxBios_SetMem; | |
2469 | //biosA0[0xa0] = psxBios__boot; | |
2470 | //biosA0[0xa1] = psxBios_SystemError; | |
2471 | //biosA0[0xa2] = psxBios_EnqueueCdIntr; | |
2472 | //biosA0[0xa3] = psxBios_DequeueCdIntr; | |
2473 | //biosA0[0xa4] = psxBios_sys_a0_a4; | |
2474 | //biosA0[0xa5] = psxBios_ReadSector; | |
2475 | //biosA0[0xa6] = psxBios_get_cd_status; | |
2476 | //biosA0[0xa7] = psxBios_bufs_cb_0; | |
2477 | //biosA0[0xa8] = psxBios_bufs_cb_1; | |
2478 | //biosA0[0xa9] = psxBios_bufs_cb_2; | |
2479 | //biosA0[0xaa] = psxBios_bufs_cb_3; | |
2480 | biosA0[0xab] = psxBios__card_info; | |
2481 | biosA0[0xac] = psxBios__card_load; | |
2482 | //biosA0[0axd] = psxBios__card_auto; | |
2483 | //biosA0[0xae] = psxBios_bufs_cd_4; | |
2484 | //biosA0[0xaf] = psxBios_sys_a0_af; | |
2485 | //biosA0[0xb0] = psxBios_sys_a0_b0; | |
2486 | //biosA0[0xb1] = psxBios_sys_a0_b1; | |
2487 | //biosA0[0xb2] = psxBios_do_a_long_jmp | |
2488 | //biosA0[0xb3] = psxBios_sys_a0_b3; | |
2489 | //biosA0[0xb4] = psxBios_sub_function; | |
2490 | //*******************B0 CALLS**************************** | |
2491 | //biosB0[0x00] = psxBios_SysMalloc; | |
2492 | //biosB0[0x01] = psxBios_sys_b0_01; | |
2493 | biosB0[0x02] = psxBios_SetRCnt; | |
2494 | biosB0[0x03] = psxBios_GetRCnt; | |
2495 | biosB0[0x04] = psxBios_StartRCnt; | |
2496 | biosB0[0x05] = psxBios_StopRCnt; | |
2497 | biosB0[0x06] = psxBios_ResetRCnt; | |
2498 | biosB0[0x07] = psxBios_DeliverEvent; | |
2499 | biosB0[0x08] = psxBios_OpenEvent; | |
2500 | biosB0[0x09] = psxBios_CloseEvent; | |
2501 | biosB0[0x0a] = psxBios_WaitEvent; | |
2502 | biosB0[0x0b] = psxBios_TestEvent; | |
2503 | biosB0[0x0c] = psxBios_EnableEvent; | |
2504 | biosB0[0x0d] = psxBios_DisableEvent; | |
2505 | biosB0[0x0e] = psxBios_OpenTh; | |
2506 | biosB0[0x0f] = psxBios_CloseTh; | |
2507 | biosB0[0x10] = psxBios_ChangeTh; | |
2508 | //biosB0[0x11] = psxBios_psxBios_b0_11; | |
2509 | biosB0[0x12] = psxBios_InitPAD; | |
2510 | biosB0[0x13] = psxBios_StartPAD; | |
2511 | biosB0[0x14] = psxBios_StopPAD; | |
2512 | biosB0[0x15] = psxBios_PAD_init; | |
2513 | biosB0[0x16] = psxBios_PAD_dr; | |
2514 | biosB0[0x17] = psxBios_ReturnFromException; | |
2515 | biosB0[0x18] = psxBios_ResetEntryInt; | |
2516 | biosB0[0x19] = psxBios_HookEntryInt; | |
2517 | //biosB0[0x1a] = psxBios_sys_b0_1a; | |
2518 | //biosB0[0x1b] = psxBios_sys_b0_1b; | |
2519 | //biosB0[0x1c] = psxBios_sys_b0_1c; | |
2520 | //biosB0[0x1d] = psxBios_sys_b0_1d; | |
2521 | //biosB0[0x1e] = psxBios_sys_b0_1e; | |
2522 | //biosB0[0x1f] = psxBios_sys_b0_1f; | |
2523 | biosB0[0x20] = psxBios_UnDeliverEvent; | |
2524 | //biosB0[0x21] = psxBios_sys_b0_21; | |
2525 | //biosB0[0x22] = psxBios_sys_b0_22; | |
2526 | //biosB0[0x23] = psxBios_sys_b0_23; | |
2527 | //biosB0[0x24] = psxBios_sys_b0_24; | |
2528 | //biosB0[0x25] = psxBios_sys_b0_25; | |
2529 | //biosB0[0x26] = psxBios_sys_b0_26; | |
2530 | //biosB0[0x27] = psxBios_sys_b0_27; | |
2531 | //biosB0[0x28] = psxBios_sys_b0_28; | |
2532 | //biosB0[0x29] = psxBios_sys_b0_29; | |
2533 | //biosB0[0x2a] = psxBios_sys_b0_2a; | |
2534 | //biosB0[0x2b] = psxBios_sys_b0_2b; | |
2535 | //biosB0[0x2c] = psxBios_sys_b0_2c; | |
2536 | //biosB0[0x2d] = psxBios_sys_b0_2d; | |
2537 | //biosB0[0x2e] = psxBios_sys_b0_2e; | |
2538 | //biosB0[0x2f] = psxBios_sys_b0_2f; | |
2539 | //biosB0[0x30] = psxBios_sys_b0_30; | |
2540 | //biosB0[0x31] = psxBios_sys_b0_31; | |
2541 | biosB0[0x32] = psxBios_open; | |
2542 | biosB0[0x33] = psxBios_lseek; | |
2543 | biosB0[0x34] = psxBios_read; | |
2544 | biosB0[0x35] = psxBios_write; | |
2545 | biosB0[0x36] = psxBios_close; | |
2546 | //biosB0[0x37] = psxBios_ioctl; | |
2547 | //biosB0[0x38] = psxBios_exit; | |
2548 | //biosB0[0x39] = psxBios_sys_b0_39; | |
2549 | //biosB0[0x3a] = psxBios_getc; | |
2550 | //biosB0[0x3b] = psxBios_putc; | |
2551 | biosB0[0x3c] = psxBios_getchar; | |
2552 | //biosB0[0x3e] = psxBios_gets; | |
2553 | //biosB0[0x40] = psxBios_cd; | |
e7e1f572 | 2554 | biosB0[0x41] = psxBios_format; |
ef79bbde P |
2555 | biosB0[0x42] = psxBios_firstfile; |
2556 | biosB0[0x43] = psxBios_nextfile; | |
2557 | biosB0[0x44] = psxBios_rename; | |
2558 | biosB0[0x45] = psxBios_delete; | |
2559 | //biosB0[0x46] = psxBios_undelete; | |
2560 | //biosB0[0x47] = psxBios_AddDevice; | |
2561 | //biosB0[0x48] = psxBios_RemoteDevice; | |
2562 | //biosB0[0x49] = psxBios_PrintInstalledDevices; | |
2563 | biosB0[0x4a] = psxBios_InitCARD; | |
2564 | biosB0[0x4b] = psxBios_StartCARD; | |
2565 | biosB0[0x4c] = psxBios_StopCARD; | |
2566 | //biosB0[0x4d] = psxBios_sys_b0_4d; | |
2567 | biosB0[0x4e] = psxBios__card_write; | |
2568 | biosB0[0x4f] = psxBios__card_read; | |
2569 | biosB0[0x50] = psxBios__new_card; | |
2570 | biosB0[0x51] = psxBios_Krom2RawAdd; | |
2571 | //biosB0[0x52] = psxBios_sys_b0_52; | |
2572 | //biosB0[0x53] = psxBios_sys_b0_53; | |
2573 | //biosB0[0x54] = psxBios__get_errno; | |
2574 | //biosB0[0x55] = psxBios__get_error; | |
2575 | biosB0[0x56] = psxBios_GetC0Table; | |
2576 | biosB0[0x57] = psxBios_GetB0Table; | |
e9fda093 | 2577 | biosB0[0x58] = psxBios__card_chan; |
ef79bbde P |
2578 | //biosB0[0x59] = psxBios_sys_b0_59; |
2579 | //biosB0[0x5a] = psxBios_sys_b0_5a; | |
2580 | biosB0[0x5b] = psxBios_ChangeClearPad; | |
872515f9 | 2581 | biosB0[0x5c] = psxBios__card_status; |
ef79bbde P |
2582 | //biosB0[0x5d] = psxBios__card_wait; |
2583 | //*******************C0 CALLS**************************** | |
2584 | //biosC0[0x00] = psxBios_InitRCnt; | |
2585 | //biosC0[0x01] = psxBios_InitException; | |
2586 | biosC0[0x02] = psxBios_SysEnqIntRP; | |
2587 | biosC0[0x03] = psxBios_SysDeqIntRP; | |
2588 | //biosC0[0x04] = psxBios_get_free_EvCB_slot; | |
2589 | //biosC0[0x05] = psxBios_get_free_TCB_slot; | |
2590 | //biosC0[0x06] = psxBios_ExceptionHandler; | |
2591 | //biosC0[0x07] = psxBios_InstallExeptionHandler; | |
2592 | //biosC0[0x08] = psxBios_SysInitMemory; | |
2593 | //biosC0[0x09] = psxBios_SysInitKMem; | |
2594 | biosC0[0x0a] = psxBios_ChangeClearRCnt; | |
2595 | //biosC0[0x0b] = psxBios_SystemError; | |
2596 | //biosC0[0x0c] = psxBios_InitDefInt; | |
2597 | //biosC0[0x0d] = psxBios_sys_c0_0d; | |
2598 | //biosC0[0x0e] = psxBios_sys_c0_0e; | |
2599 | //biosC0[0x0f] = psxBios_sys_c0_0f; | |
2600 | //biosC0[0x10] = psxBios_sys_c0_10; | |
2601 | //biosC0[0x11] = psxBios_sys_c0_11; | |
2602 | //biosC0[0x12] = psxBios_InstallDevices; | |
2603 | //biosC0[0x13] = psxBios_FlushStfInOutPut; | |
2604 | //biosC0[0x14] = psxBios_sys_c0_14; | |
2605 | //biosC0[0x15] = psxBios__cdevinput; | |
2606 | //biosC0[0x16] = psxBios__cdevscan; | |
2607 | //biosC0[0x17] = psxBios__circgetc; | |
2608 | //biosC0[0x18] = psxBios__circputc; | |
2609 | //biosC0[0x19] = psxBios_ioabort; | |
2610 | //biosC0[0x1a] = psxBios_sys_c0_1a | |
2611 | //biosC0[0x1b] = psxBios_KernelRedirect; | |
2612 | //biosC0[0x1c] = psxBios_PatchAOTable; | |
2613 | //************** THE END *************************************** | |
2614 | /**/ | |
2615 | base = 0x1000; | |
2616 | size = sizeof(EvCB) * 32; | |
2617 | Event = (void *)&psxR[base]; base += size * 6; | |
2618 | memset(Event, 0, size * 6); | |
2619 | HwEV = Event; | |
2620 | EvEV = Event + 32; | |
2621 | RcEV = Event + 32 * 2; | |
2622 | UeEV = Event + 32 * 3; | |
2623 | SwEV = Event + 32 * 4; | |
2624 | ThEV = Event + 32 * 5; | |
2625 | ||
2626 | ptr = (u32 *)&psxM[0x0874]; // b0 table | |
2627 | ptr[0] = SWAPu32(0x4c54 - 0x884); | |
2628 | ||
2629 | ptr = (u32 *)&psxM[0x0674]; // c0 table | |
2630 | ptr[6] = SWAPu32(0xc80); | |
2631 | ||
2632 | memset(SysIntRP, 0, sizeof(SysIntRP)); | |
2633 | memset(Thread, 0, sizeof(Thread)); | |
2634 | Thread[0].status = 2; // main thread | |
2635 | ||
c62b43c9 | 2636 | jmp_int = NULL; |
2637 | pad_buf = NULL; | |
2638 | pad_buf1 = NULL; | |
2639 | pad_buf2 = NULL; | |
2640 | pad_buf1len = pad_buf2len = 0; | |
2641 | heap_addr = NULL; | |
2642 | heap_end = NULL; | |
2643 | CardState = -1; | |
2644 | CurThread = 0; | |
2645 | memset(FDesc, 0, sizeof(FDesc)); | |
2646 | ||
ef79bbde P |
2647 | psxMu32ref(0x0150) = SWAPu32(0x160); |
2648 | psxMu32ref(0x0154) = SWAPu32(0x320); | |
2649 | psxMu32ref(0x0160) = SWAPu32(0x248); | |
2650 | strcpy((char *)&psxM[0x248], "bu"); | |
2651 | /* psxMu32ref(0x0ca8) = SWAPu32(0x1f410004); | |
2652 | psxMu32ref(0x0cf0) = SWAPu32(0x3c020000); | |
2653 | psxMu32ref(0x0cf4) = SWAPu32(0x2442641c); | |
2654 | psxMu32ref(0x09e0) = SWAPu32(0x43d0); | |
2655 | psxMu32ref(0x4d98) = SWAPu32(0x946f000a); | |
2656 | */ | |
2657 | // opcode HLE | |
2658 | psxRu32ref(0x0000) = SWAPu32((0x3b << 26) | 4); | |
2659 | psxMu32ref(0x0000) = SWAPu32((0x3b << 26) | 0); | |
2660 | psxMu32ref(0x00a0) = SWAPu32((0x3b << 26) | 1); | |
2661 | psxMu32ref(0x00b0) = SWAPu32((0x3b << 26) | 2); | |
2662 | psxMu32ref(0x00c0) = SWAPu32((0x3b << 26) | 3); | |
2663 | psxMu32ref(0x4c54) = SWAPu32((0x3b << 26) | 0); | |
2664 | psxMu32ref(0x8000) = SWAPu32((0x3b << 26) | 5); | |
2665 | psxMu32ref(0x07a0) = SWAPu32((0x3b << 26) | 0); | |
2666 | psxMu32ref(0x0884) = SWAPu32((0x3b << 26) | 0); | |
2667 | psxMu32ref(0x0894) = SWAPu32((0x3b << 26) | 0); | |
2668 | ||
2669 | // initial stack pointer for BIOS interrupt | |
2670 | psxMu32ref(0x6c80) = SWAPu32(0x000085c8); | |
2671 | ||
2672 | // initial RNG seed | |
2673 | psxMu32ref(0x9010) = SWAPu32(0xac20cc00); | |
2674 | ||
2675 | // fonts | |
2676 | len = 0x80000 - 0x66000; | |
2677 | uncompress((Bytef *)(psxR + 0x66000), &len, font_8140, sizeof(font_8140)); | |
2678 | len = 0x80000 - 0x69d68; | |
2679 | uncompress((Bytef *)(psxR + 0x69d68), &len, font_889f, sizeof(font_889f)); | |
2680 | ||
2681 | // memory size 2 MB | |
2682 | psxHu32ref(0x1060) = SWAPu32(0x00000b88); | |
2683 | ||
2684 | hleSoftCall = FALSE; | |
2685 | } | |
2686 | ||
2687 | void psxBiosShutdown() { | |
2688 | } | |
2689 | ||
2690 | #define psxBios_PADpoll(pad) { \ | |
2691 | PAD##pad##_startPoll(pad); \ | |
2692 | pad_buf##pad[0] = 0; \ | |
2693 | pad_buf##pad[1] = PAD##pad##_poll(0x42); \ | |
2694 | if (!(pad_buf##pad[1] & 0x0f)) { \ | |
2695 | bufcount = 32; \ | |
2696 | } else { \ | |
2697 | bufcount = (pad_buf##pad[1] & 0x0f) * 2; \ | |
2698 | } \ | |
2699 | PAD##pad##_poll(0); \ | |
2700 | i = 2; \ | |
2701 | while (bufcount--) { \ | |
2702 | pad_buf##pad[i++] = PAD##pad##_poll(0); \ | |
2703 | } \ | |
2704 | } | |
2705 | ||
2706 | void biosInterrupt() { | |
2707 | int i, bufcount; | |
2708 | ||
2709 | // if (psxHu32(0x1070) & 0x1) { // Vsync | |
2710 | if (pad_buf != NULL) { | |
2711 | u32 *buf = (u32*)pad_buf; | |
2712 | ||
2713 | if (!Config.UseNet) { | |
2714 | PAD1_startPoll(1); | |
2715 | if (PAD1_poll(0x42) == 0x23) { | |
2716 | PAD1_poll(0); | |
2717 | *buf = PAD1_poll(0) << 8; | |
2718 | *buf |= PAD1_poll(0); | |
2719 | PAD1_poll(0); | |
2720 | *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 6 : 0); | |
2721 | *buf &= ~((PAD1_poll(0) > 0x20) ? 1 << 7 : 0); | |
2722 | } else { | |
2723 | PAD1_poll(0); | |
2724 | *buf = PAD1_poll(0) << 8; | |
2725 | *buf|= PAD1_poll(0); | |
2726 | } | |
2727 | ||
2728 | PAD2_startPoll(2); | |
2729 | if (PAD2_poll(0x42) == 0x23) { | |
2730 | PAD2_poll(0); | |
2731 | *buf |= PAD2_poll(0) << 24; | |
2732 | *buf |= PAD2_poll(0) << 16; | |
2733 | PAD2_poll(0); | |
2734 | *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 22 : 0); | |
2735 | *buf &= ~((PAD2_poll(0) > 0x20) ? 1 << 23 : 0); | |
2736 | } else { | |
2737 | PAD2_poll(0); | |
2738 | *buf |= PAD2_poll(0) << 24; | |
2739 | *buf |= PAD2_poll(0) << 16; | |
2740 | } | |
2741 | } else { | |
2742 | u16 data; | |
2743 | ||
2744 | PAD1_startPoll(1); | |
2745 | PAD1_poll(0x42); | |
2746 | PAD1_poll(0); | |
2747 | data = PAD1_poll(0) << 8; | |
2748 | data |= PAD1_poll(0); | |
2749 | ||
2750 | if (NET_sendPadData(&data, 2) == -1) | |
2751 | netError(); | |
2752 | ||
2753 | if (NET_recvPadData(&((u16*)buf)[0], 1) == -1) | |
2754 | netError(); | |
2755 | if (NET_recvPadData(&((u16*)buf)[1], 2) == -1) | |
2756 | netError(); | |
2757 | } | |
2758 | } | |
2759 | if (Config.UseNet && pad_buf1 != NULL && pad_buf2 != NULL) { | |
2760 | psxBios_PADpoll(1); | |
2761 | ||
2762 | if (NET_sendPadData(pad_buf1, i) == -1) | |
2763 | netError(); | |
2764 | ||
2765 | if (NET_recvPadData(pad_buf1, 1) == -1) | |
2766 | netError(); | |
2767 | if (NET_recvPadData(pad_buf2, 2) == -1) | |
2768 | netError(); | |
2769 | } else { | |
2770 | if (pad_buf1) { | |
2771 | psxBios_PADpoll(1); | |
2772 | } | |
2773 | ||
2774 | if (pad_buf2) { | |
2775 | psxBios_PADpoll(2); | |
2776 | } | |
2777 | } | |
2778 | ||
2779 | if (psxHu32(0x1070) & 0x1) { // Vsync | |
2780 | if (RcEV[3][1].status == EvStACTIVE) { | |
2781 | softCall(RcEV[3][1].fhandler); | |
2782 | // hwWrite32(0x1f801070, ~(1)); | |
2783 | } | |
2784 | } | |
2785 | ||
2786 | if (psxHu32(0x1070) & 0x70) { // Rcnt 0,1,2 | |
2787 | int i; | |
2788 | ||
2789 | for (i = 0; i < 3; i++) { | |
2790 | if (psxHu32(0x1070) & (1 << (i + 4))) { | |
2791 | if (RcEV[i][1].status == EvStACTIVE) { | |
2792 | softCall(RcEV[i][1].fhandler); | |
2793 | } | |
2794 | psxHwWrite32(0x1f801070, ~(1 << (i + 4))); | |
2795 | } | |
2796 | } | |
2797 | } | |
2798 | } | |
2799 | ||
2800 | void psxBiosException() { | |
2801 | int i; | |
2802 | ||
2803 | switch (psxRegs.CP0.n.Cause & 0x3c) { | |
2804 | case 0x00: // Interrupt | |
2805 | #ifdef PSXCPU_LOG | |
2806 | // PSXCPU_LOG("interrupt\n"); | |
2807 | #endif | |
2808 | SaveRegs(); | |
2809 | ||
2810 | sp = psxMu32(0x6c80); // create new stack for interrupt handlers | |
2811 | ||
2812 | biosInterrupt(); | |
2813 | ||
2814 | for (i = 0; i < 8; i++) { | |
2815 | if (SysIntRP[i]) { | |
2816 | u32 *queue = (u32 *)PSXM(SysIntRP[i]); | |
2817 | ||
2818 | s0 = queue[2]; | |
2819 | softCall(queue[1]); | |
2820 | } | |
2821 | } | |
2822 | ||
2823 | if (jmp_int != NULL) { | |
2824 | int i; | |
2825 | ||
2826 | psxHwWrite32(0x1f801070, 0xffffffff); | |
2827 | ||
2828 | ra = jmp_int[0]; | |
2829 | sp = jmp_int[1]; | |
2830 | fp = jmp_int[2]; | |
2831 | for (i = 0; i < 8; i++) // s0-s7 | |
2832 | psxRegs.GPR.r[16 + i] = jmp_int[3 + i]; | |
2833 | gp = jmp_int[11]; | |
2834 | ||
2835 | v0 = 1; | |
2836 | pc0 = ra; | |
2837 | return; | |
2838 | } | |
2839 | psxHwWrite16(0x1f801070, 0); | |
2840 | break; | |
2841 | ||
2842 | case 0x20: // Syscall | |
2843 | #ifdef PSXCPU_LOG | |
2844 | PSXCPU_LOG("syscall exp %x\n", a0); | |
2845 | #endif | |
2846 | switch (a0) { | |
2847 | case 1: // EnterCritical - disable irq's | |
2848 | psxRegs.CP0.n.Status &= ~0x404; | |
2849 | v0=1; // HDHOSHY experimental patch: Spongebob, Coldblood, fearEffect, Medievil2, Martian Gothic | |
2850 | break; | |
2851 | ||
2852 | case 2: // ExitCritical - enable irq's | |
2853 | psxRegs.CP0.n.Status |= 0x404; | |
2854 | break; | |
2855 | } | |
2856 | pc0 = psxRegs.CP0.n.EPC + 4; | |
2857 | ||
2858 | psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) | | |
2859 | ((psxRegs.CP0.n.Status & 0x3c) >> 2); | |
2860 | return; | |
2861 | ||
2862 | default: | |
2863 | #ifdef PSXCPU_LOG | |
2864 | PSXCPU_LOG("unknown bios exception!\n"); | |
2865 | #endif | |
2866 | break; | |
2867 | } | |
2868 | ||
2869 | pc0 = psxRegs.CP0.n.EPC; | |
2870 | if (psxRegs.CP0.n.Cause & 0x80000000) pc0+=4; | |
2871 | ||
2872 | psxRegs.CP0.n.Status = (psxRegs.CP0.n.Status & 0xfffffff0) | | |
2873 | ((psxRegs.CP0.n.Status & 0x3c) >> 2); | |
2874 | } | |
2875 | ||
2876 | #define bfreeze(ptr, size) { \ | |
2877 | if (Mode == 1) memcpy(&psxR[base], ptr, size); \ | |
2878 | if (Mode == 0) memcpy(ptr, &psxR[base], size); \ | |
2879 | base += size; \ | |
2880 | } | |
2881 | ||
2882 | #define bfreezes(ptr) bfreeze(ptr, sizeof(ptr)) | |
2883 | #define bfreezel(ptr) bfreeze(ptr, sizeof(*ptr)) | |
2884 | ||
2885 | #define bfreezepsxMptr(ptr, type) { \ | |
2886 | if (Mode == 1) { \ | |
2887 | if (ptr) psxRu32ref(base) = SWAPu32((s8 *)(ptr) - psxM); \ | |
2888 | else psxRu32ref(base) = 0; \ | |
2889 | } else { \ | |
2890 | if (psxRu32(base) != 0) ptr = (type *)(psxM + psxRu32(base)); \ | |
2891 | else (ptr) = NULL; \ | |
2892 | } \ | |
2893 | base += sizeof(u32); \ | |
2894 | } | |
2895 | ||
2896 | void psxBiosFreeze(int Mode) { | |
2897 | u32 base = 0x40000; | |
2898 | ||
2899 | bfreezepsxMptr(jmp_int, u32); | |
2900 | bfreezepsxMptr(pad_buf, int); | |
2901 | bfreezepsxMptr(pad_buf1, char); | |
2902 | bfreezepsxMptr(pad_buf2, char); | |
2903 | bfreezepsxMptr(heap_addr, u32); | |
2904 | bfreezel(&pad_buf1len); | |
2905 | bfreezel(&pad_buf2len); | |
2906 | bfreezes(regs); | |
2907 | bfreezes(SysIntRP); | |
2908 | bfreezel(&CardState); | |
2909 | bfreezes(Thread); | |
2910 | bfreezel(&CurThread); | |
2911 | bfreezes(FDesc); | |
e9fda093 | 2912 | bfreezel(&card_active_chan); |
ef79bbde | 2913 | } |