pico_int.h 34 KB

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  1. /*
  2. * PicoDrive - Internal Header File
  3. * (c) Copyright Dave, 2004
  4. * (C) notaz, 2006-2010
  5. *
  6. * This work is licensed under the terms of MAME license.
  7. * See COPYING file in the top-level directory.
  8. */
  9. #ifndef PICO_INTERNAL_INCLUDED
  10. #define PICO_INTERNAL_INCLUDED
  11. #include <stdio.h>
  12. #include <stdlib.h>
  13. #include <string.h>
  14. #include "pico.h"
  15. #include "carthw/carthw.h"
  16. //
  17. #define USE_POLL_DETECT
  18. #ifndef PICO_INTERNAL
  19. #define PICO_INTERNAL
  20. #endif
  21. #ifndef PICO_INTERNAL_ASM
  22. #define PICO_INTERNAL_ASM
  23. #endif
  24. // to select core, define EMU_C68K, EMU_M68K or EMU_F68K in your makefile or project
  25. #ifdef __cplusplus
  26. extern "C" {
  27. #endif
  28. // ----------------------- 68000 CPU -----------------------
  29. #ifdef EMU_C68K
  30. #include "../cpu/cyclone/Cyclone.h"
  31. extern struct Cyclone PicoCpuCM68k, PicoCpuCS68k;
  32. #define SekCyclesLeft PicoCpuCM68k.cycles // cycles left for this run
  33. #define SekCyclesLeftS68k PicoCpuCS68k.cycles
  34. #define SekPc (PicoCpuCM68k.pc-PicoCpuCM68k.membase)
  35. #define SekPcS68k (PicoCpuCS68k.pc-PicoCpuCS68k.membase)
  36. #define SekDar(x) (x < 8 ? PicoCpuCM68k.d[x] : PicoCpuCM68k.a[x - 8])
  37. #define SekDarS68k(x) (x < 8 ? PicoCpuCS68k.d[x] : PicoCpuCS68k.a[x - 8])
  38. #define SekSr CycloneGetSr(&PicoCpuCM68k)
  39. #define SekSrS68k CycloneGetSr(&PicoCpuCS68k)
  40. #define SekSetStop(x) { PicoCpuCM68k.state_flags&=~1; if (x) { PicoCpuCM68k.state_flags|=1; PicoCpuCM68k.cycles=0; } }
  41. #define SekSetStopS68k(x) { PicoCpuCS68k.state_flags&=~1; if (x) { PicoCpuCS68k.state_flags|=1; PicoCpuCS68k.cycles=0; } }
  42. #define SekIsStoppedM68k() (PicoCpuCM68k.state_flags&1)
  43. #define SekIsStoppedS68k() (PicoCpuCS68k.state_flags&1)
  44. #define SekShouldInterrupt() (PicoCpuCM68k.irq > (PicoCpuCM68k.srh&7))
  45. #define SekNotPolling PicoCpuCM68k.not_pol
  46. #define SekNotPollingS68k PicoCpuCS68k.not_pol
  47. #define SekInterrupt(i) PicoCpuCM68k.irq=i
  48. #define SekIrqLevel PicoCpuCM68k.irq
  49. #endif
  50. #ifdef EMU_F68K
  51. #include "../cpu/fame/fame.h"
  52. extern M68K_CONTEXT PicoCpuFM68k, PicoCpuFS68k;
  53. #define SekCyclesLeft PicoCpuFM68k.io_cycle_counter
  54. #define SekCyclesLeftS68k PicoCpuFS68k.io_cycle_counter
  55. #define SekPc fm68k_get_pc(&PicoCpuFM68k)
  56. #define SekPcS68k fm68k_get_pc(&PicoCpuFS68k)
  57. #define SekDar(x) (x < 8 ? PicoCpuFM68k.dreg[x].D : PicoCpuFM68k.areg[x - 8].D)
  58. #define SekDarS68k(x) (x < 8 ? PicoCpuFS68k.dreg[x].D : PicoCpuFS68k.areg[x - 8].D)
  59. #define SekSr PicoCpuFM68k.sr
  60. #define SekSrS68k PicoCpuFS68k.sr
  61. #define SekSetStop(x) { \
  62. PicoCpuFM68k.execinfo &= ~FM68K_HALTED; \
  63. if (x) { PicoCpuFM68k.execinfo |= FM68K_HALTED; PicoCpuFM68k.io_cycle_counter = 0; } \
  64. }
  65. #define SekSetStopS68k(x) { \
  66. PicoCpuFS68k.execinfo &= ~FM68K_HALTED; \
  67. if (x) { PicoCpuFS68k.execinfo |= FM68K_HALTED; PicoCpuFS68k.io_cycle_counter = 0; } \
  68. }
  69. #define SekIsStoppedM68k() (PicoCpuFM68k.execinfo&FM68K_HALTED)
  70. #define SekIsStoppedS68k() (PicoCpuFS68k.execinfo&FM68K_HALTED)
  71. #define SekShouldInterrupt() fm68k_would_interrupt()
  72. #define SekNotPolling PicoCpuFM68k.not_polling
  73. #define SekNotPollingS68k PicoCpuFS68k.not_polling
  74. #define SekInterrupt(irq) PicoCpuFM68k.interrupts[0]=irq
  75. #define SekIrqLevel PicoCpuFM68k.interrupts[0]
  76. #endif
  77. #ifdef EMU_M68K
  78. #include "../cpu/musashi/m68kcpu.h"
  79. extern m68ki_cpu_core PicoCpuMM68k, PicoCpuMS68k;
  80. #ifndef SekCyclesLeft
  81. #define SekCyclesLeft PicoCpuMM68k.cyc_remaining_cycles
  82. #define SekCyclesLeftS68k PicoCpuMS68k.cyc_remaining_cycles
  83. #define SekPc m68k_get_reg(&PicoCpuMM68k, M68K_REG_PC)
  84. #define SekPcS68k m68k_get_reg(&PicoCpuMS68k, M68K_REG_PC)
  85. #define SekDar(x) PicoCpuMM68k.dar[x]
  86. #define SekDarS68k(x) PicoCpuMS68k.dar[x]
  87. #define SekSr m68k_get_reg(&PicoCpuMM68k, M68K_REG_SR)
  88. #define SekSrS68k m68k_get_reg(&PicoCpuMS68k, M68K_REG_SR)
  89. #define SekSetStop(x) { \
  90. if(x) { SET_CYCLES(0); PicoCpuMM68k.stopped=STOP_LEVEL_STOP; } \
  91. else PicoCpuMM68k.stopped=0; \
  92. }
  93. #define SekSetStopS68k(x) { \
  94. if(x) { SET_CYCLES(0); PicoCpuMS68k.stopped=STOP_LEVEL_STOP; } \
  95. else PicoCpuMS68k.stopped=0; \
  96. }
  97. #define SekIsStoppedM68k() (PicoCpuMM68k.stopped==STOP_LEVEL_STOP)
  98. #define SekIsStoppedS68k() (PicoCpuMS68k.stopped==STOP_LEVEL_STOP)
  99. #define SekShouldInterrupt() (CPU_INT_LEVEL > FLAG_INT_MASK)
  100. #define SekNotPolling PicoCpuMM68k.not_polling
  101. #define SekNotPollingS68k PicoCpuMS68k.not_polling
  102. // avoid m68k_set_irq() for delaying to work
  103. #define SekInterrupt(irq) PicoCpuMM68k.int_level = (irq) << 8
  104. #define SekIrqLevel (PicoCpuMM68k.int_level >> 8)
  105. #endif
  106. #endif // EMU_M68K
  107. // number of cycles done (can be checked anywhere)
  108. #define SekCyclesDone() (Pico.t.m68c_cnt - SekCyclesLeft)
  109. // burn cycles while not in SekRun() and while in
  110. #define SekCyclesBurn(c) Pico.t.m68c_cnt += c
  111. #define SekCyclesBurnRun(c) { \
  112. SekCyclesLeft -= c; \
  113. }
  114. // note: sometimes may extend timeslice to delay an irq
  115. #define SekEndRun(after) { \
  116. Pico.t.m68c_cnt -= SekCyclesLeft - (after); \
  117. SekCyclesLeft = after; \
  118. }
  119. extern unsigned int SekCycleCntS68k;
  120. extern unsigned int SekCycleAimS68k;
  121. #define SekEndRunS68k(after) { \
  122. if (SekCyclesLeftS68k > (after)) { \
  123. SekCycleCntS68k -= SekCyclesLeftS68k - (after); \
  124. SekCyclesLeftS68k = after; \
  125. } \
  126. }
  127. #define SekCyclesDoneS68k() (SekCycleCntS68k - SekCyclesLeftS68k)
  128. // compare cycles, handling overflows
  129. // check if a > b
  130. #define CYCLES_GT(a, b) \
  131. ((int)((a) - (b)) > 0)
  132. // check if a >= b
  133. #define CYCLES_GE(a, b) \
  134. ((int)((a) - (b)) >= 0)
  135. // ----------------------- Z80 CPU -----------------------
  136. #if defined(_USE_DRZ80)
  137. #include "../cpu/DrZ80/drz80.h"
  138. extern struct DrZ80 drZ80;
  139. #define z80_run(cycles) ((cycles) - DrZ80Run(&drZ80, cycles))
  140. #define z80_run_nr(cycles) DrZ80Run(&drZ80, cycles)
  141. #define z80_int() drZ80.Z80_IRQ = 1
  142. #define z80_int() drZ80.Z80_IRQ = 1
  143. #define z80_nmi() drZ80.Z80IF |= 8
  144. #define z80_cyclesLeft drZ80.cycles
  145. #define z80_subCLeft(c) drZ80.cycles -= c
  146. #define z80_pc() (drZ80.Z80PC - drZ80.Z80PC_BASE)
  147. #elif defined(_USE_CZ80)
  148. #include "../cpu/cz80/cz80.h"
  149. #define z80_run(cycles) Cz80_Exec(&CZ80, cycles)
  150. #define z80_run_nr(cycles) Cz80_Exec(&CZ80, cycles)
  151. #define z80_int() Cz80_Set_IRQ(&CZ80, 0, HOLD_LINE)
  152. #define z80_nmi() Cz80_Set_IRQ(&CZ80, IRQ_LINE_NMI, 0)
  153. #define z80_cyclesLeft (CZ80.ICount - CZ80.ExtraCycles)
  154. #define z80_subCLeft(c) CZ80.ICount -= c
  155. #define z80_pc() Cz80_Get_Reg(&CZ80, CZ80_PC)
  156. #else
  157. #define z80_run(cycles) (cycles)
  158. #define z80_run_nr(cycles)
  159. #define z80_int()
  160. #define z80_nmi()
  161. #endif
  162. #define Z80_STATE_SIZE 0x60
  163. #define z80_resetCycles() \
  164. Pico.t.z80c_cnt = Pico.t.z80c_aim = Pico.t.z80_scanline = 0
  165. #define z80_cyclesDone() \
  166. (Pico.t.z80c_aim - z80_cyclesLeft)
  167. #define cycles_68k_to_z80(x) ((x) * 3823 >> 13)
  168. // ----------------------- SH2 CPU -----------------------
  169. #include "cpu/sh2/sh2.h"
  170. extern SH2 sh2s[2];
  171. #define msh2 sh2s[0]
  172. #define ssh2 sh2s[1]
  173. #ifndef DRC_SH2
  174. # define sh2_end_run(sh2, after_) do { \
  175. if ((sh2)->icount > (after_)) { \
  176. (sh2)->cycles_timeslice -= (sh2)->icount - (after_); \
  177. (sh2)->icount = after_; \
  178. } \
  179. } while (0)
  180. # define sh2_cycles_left(sh2) (sh2)->icount
  181. # define sh2_burn_cycles(sh2, n) (sh2)->icount -= n
  182. # define sh2_pc(sh2) (sh2)->ppc
  183. #else
  184. # define sh2_end_run(sh2, after_) do { \
  185. int left_ = (signed int)(sh2)->sr >> 12; \
  186. if (left_ > (after_)) { \
  187. (sh2)->cycles_timeslice -= left_ - (after_); \
  188. (sh2)->sr &= 0xfff; \
  189. (sh2)->sr |= (after_) << 12; \
  190. } \
  191. } while (0)
  192. # define sh2_cycles_left(sh2) ((signed int)(sh2)->sr >> 12)
  193. # define sh2_burn_cycles(sh2, n) (sh2)->sr -= ((n) << 12)
  194. # define sh2_pc(sh2) (sh2)->pc
  195. #endif
  196. #define sh2_cycles_done(sh2) ((int)(sh2)->cycles_timeslice - sh2_cycles_left(sh2))
  197. #define sh2_cycles_done_t(sh2) \
  198. ((sh2)->m68krcycles_done * 3 + sh2_cycles_done(sh2))
  199. #define sh2_cycles_done_m68k(sh2) \
  200. ((sh2)->m68krcycles_done + (sh2_cycles_done(sh2) / 3))
  201. #define sh2_reg(c, x) (c) ? ssh2.r[x] : msh2.r[x]
  202. #define sh2_gbr(c) (c) ? ssh2.gbr : msh2.gbr
  203. #define sh2_vbr(c) (c) ? ssh2.vbr : msh2.vbr
  204. #define sh2_sr(c) (((c) ? ssh2.sr : msh2.sr) & 0xfff)
  205. #define sh2_set_gbr(c, v) \
  206. { if (c) ssh2.gbr = v; else msh2.gbr = v; }
  207. #define sh2_set_vbr(c, v) \
  208. { if (c) ssh2.vbr = v; else msh2.vbr = v; }
  209. #define elprintf_sh2(sh2, w, f, ...) \
  210. elprintf(w,"%csh2 "f,(sh2)->is_slave?'s':'m',##__VA_ARGS__)
  211. // ---------------------------------------------------------
  212. // main oscillator clock which controls timing
  213. #define OSC_NTSC 53693100
  214. #define OSC_PAL 53203424
  215. // PicoVideo.debug_p
  216. #define PVD_KILL_A (1 << 0)
  217. #define PVD_KILL_B (1 << 1)
  218. #define PVD_KILL_S_LO (1 << 2)
  219. #define PVD_KILL_S_HI (1 << 3)
  220. #define PVD_KILL_32X (1 << 4)
  221. #define PVD_FORCE_A (1 << 5)
  222. #define PVD_FORCE_B (1 << 6)
  223. #define PVD_FORCE_S (1 << 7)
  224. // PicoVideo.status, not part of real SR
  225. #define SR_PAL (1 << 0)
  226. #define SR_DMA (1 << 1)
  227. #define SR_HB (1 << 2)
  228. #define SR_VB (1 << 3)
  229. #define SR_ODD (1 << 4)
  230. #define SR_C (1 << 5)
  231. #define SR_SOVR (1 << 6)
  232. #define SR_F (1 << 7)
  233. #define SR_FULL (1 << 8)
  234. #define SR_EMPT (1 << 9)
  235. // not part of real SR
  236. #define PVS_ACTIVE (1 << 16)
  237. #define PVS_VB2 (1 << 17) // ignores forced blanking
  238. struct PicoVideo
  239. {
  240. unsigned char reg[0x20];
  241. unsigned int command; // 32-bit Command
  242. unsigned char pending; // 1 if waiting for second half of 32-bit command
  243. unsigned char type; // Command type (v/c/vsram read/write)
  244. unsigned short addr; // Read/Write address
  245. unsigned int status; // Status bits (SR) and extra flags
  246. unsigned char pending_ints; // pending interrupts: ??VH????
  247. signed char lwrite_cnt; // VDP write count during active display line
  248. unsigned short v_counter; // V-counter
  249. unsigned short debug; // raw debug register
  250. unsigned char debug_p; // ... parsed: PVD_*
  251. unsigned char addr_u; // bit16 of .addr
  252. unsigned char hint_cnt;
  253. unsigned char pad[0x0b];
  254. };
  255. struct PicoMisc
  256. {
  257. unsigned char rotate;
  258. unsigned char z80Run;
  259. unsigned char padTHPhase[2]; // 02 phase of gamepad TH switches
  260. unsigned short scanline; // 04 0 to 261||311
  261. char dirtyPal; // 06 Is the palette dirty (1 - change @ this frame, 2 - some time before)
  262. unsigned char hardware; // 07 Hardware value for country
  263. unsigned char pal; // 08 1=PAL 0=NTSC
  264. unsigned char sram_reg; // 09 SRAM reg. See SRR_* below
  265. unsigned short z80_bank68k; // 0a
  266. unsigned short pad0;
  267. unsigned char ncart_in; // 0e !cart_in
  268. unsigned char z80_reset; // 0f z80 reset held
  269. unsigned char padDelay[2]; // 10 gamepad phase time outs, so we count a delay
  270. unsigned short eeprom_addr; // EEPROM address register
  271. unsigned char eeprom_cycle; // EEPROM cycle number
  272. unsigned char eeprom_slave; // EEPROM slave word for X24C02 and better SRAMs
  273. unsigned char eeprom_status;
  274. unsigned char pad2;
  275. unsigned short dma_xfers; // 18
  276. unsigned char eeprom_wb[2]; // EEPROM latch/write buffer
  277. unsigned int frame_count; // 1c for movies and idle det
  278. };
  279. struct PicoMS
  280. {
  281. unsigned char carthw[0x10];
  282. unsigned char io_ctl;
  283. unsigned char nmi_state;
  284. unsigned char pad[0x4e];
  285. };
  286. // emu state and data for the asm code
  287. struct PicoEState
  288. {
  289. int DrawScanline;
  290. int rendstatus;
  291. void *DrawLineDest; // draw destination
  292. unsigned char *HighCol;
  293. int *HighPreSpr;
  294. struct Pico *Pico;
  295. void *PicoMem_vram;
  296. void *PicoMem_cram;
  297. int *PicoOpt;
  298. unsigned char *Draw2FB;
  299. unsigned short HighPal[0x100];
  300. };
  301. struct PicoMem
  302. {
  303. unsigned char ram[0x10000]; // 0x00000 scratch ram
  304. union { // vram is byteswapped for easier reads when drawing
  305. unsigned short vram[0x8000]; // 0x10000
  306. unsigned char vramb[0x4000]; // VRAM in SMS mode
  307. };
  308. unsigned char zram[0x2000]; // 0x20000 Z80 ram
  309. unsigned char ioports[0x10]; // XXX: fix asm and mv
  310. unsigned short cram[0x40]; // 0x22010
  311. unsigned char pad[0x70]; // 0x22050 DrawStripVSRam reads 0 from here
  312. unsigned short vsram[0x40]; // 0x22100
  313. };
  314. // sram
  315. #define SRR_MAPPED (1 << 0)
  316. #define SRR_READONLY (1 << 1)
  317. #define SRF_ENABLED (1 << 0)
  318. #define SRF_EEPROM (1 << 1)
  319. struct PicoCartSave
  320. {
  321. unsigned char *data; // actual data
  322. unsigned int start; // start address in 68k address space
  323. unsigned int end;
  324. unsigned char flags; // 0c: SRF_*
  325. unsigned char unused2;
  326. unsigned char changed;
  327. unsigned char eeprom_type; // eeprom type: 0: 7bit (24C01), 2: 2 addr words (X24C02+), 3: 3 addr words
  328. unsigned char unused3;
  329. unsigned char eeprom_bit_cl; // bit number for cl
  330. unsigned char eeprom_bit_in; // bit number for in
  331. unsigned char eeprom_bit_out; // bit number for out
  332. unsigned int size;
  333. };
  334. struct PicoTiming
  335. {
  336. // while running, cnt represents target of current timeslice
  337. // while not in SekRun(), it's actual cycles done
  338. // (but always use SekCyclesDone() if you need current position)
  339. // _cnt may change if timeslice is ended prematurely or extended,
  340. // so we use _aim for the actual target
  341. unsigned int m68c_cnt;
  342. unsigned int m68c_aim;
  343. unsigned int m68c_frame_start; // m68k cycles
  344. unsigned int m68c_line_start;
  345. unsigned int z80c_cnt; // z80 cycles done (this frame)
  346. unsigned int z80c_aim;
  347. int z80_scanline;
  348. };
  349. // run tools/mkoffsets pico/pico_int_o32.h if you change these
  350. // careful with savestate compat
  351. struct Pico
  352. {
  353. struct PicoVideo video;
  354. struct PicoMisc m;
  355. struct PicoTiming t;
  356. struct PicoCartSave sv;
  357. struct PicoEState est;
  358. struct PicoMS ms;
  359. unsigned char *rom;
  360. unsigned int romsize;
  361. };
  362. // MCD
  363. #define PCM_MIXBUF_LEN ((12500000 / 384) / 50 + 1)
  364. struct mcd_pcm
  365. {
  366. unsigned char control; // reg7
  367. unsigned char enabled; // reg8
  368. unsigned char cur_ch;
  369. unsigned char bank;
  370. unsigned int update_cycles;
  371. struct pcm_chan // 08, size 0x10
  372. {
  373. unsigned char regs[8];
  374. unsigned int addr; // .08: played sample address
  375. int pad;
  376. } ch[8];
  377. };
  378. #define PCD_ST_S68K_RST 1
  379. struct mcd_misc
  380. {
  381. unsigned short hint_vector;
  382. unsigned char busreq; // not s68k_regs[1]
  383. unsigned char s68k_pend_ints;
  384. unsigned int state_flags; // 04
  385. unsigned int stopwatch_base_c;
  386. unsigned short m68k_poll_a;
  387. unsigned short m68k_poll_cnt;
  388. unsigned short s68k_poll_a;
  389. unsigned short s68k_poll_cnt;
  390. unsigned int s68k_poll_clk;
  391. unsigned char bcram_reg; // 18: battery-backed RAM cart register
  392. unsigned char dmna_ret_2m;
  393. unsigned char need_sync;
  394. unsigned char pad3;
  395. int pad4[9];
  396. };
  397. typedef struct
  398. {
  399. unsigned char bios[0x20000]; // 000000: 128K
  400. union { // 020000: 512K
  401. unsigned char prg_ram[0x80000];
  402. unsigned char prg_ram_b[4][0x20000];
  403. };
  404. union { // 0a0000: 256K
  405. struct {
  406. unsigned char word_ram2M[0x40000];
  407. unsigned char unused0[0x20000];
  408. };
  409. struct {
  410. unsigned char unused1[0x20000];
  411. unsigned char word_ram1M[2][0x20000];
  412. };
  413. };
  414. union { // 100000: 64K
  415. unsigned char pcm_ram[0x10000];
  416. unsigned char pcm_ram_b[0x10][0x1000];
  417. };
  418. unsigned char s68k_regs[0x200]; // 110000: GA, not CPU regs
  419. unsigned char bram[0x2000]; // 110200: 8K
  420. struct mcd_misc m; // 112200: misc
  421. struct mcd_pcm pcm; // 112240:
  422. void *cdda_stream;
  423. int cdda_type;
  424. int pcm_mixbuf[PCM_MIXBUF_LEN * 2];
  425. int pcm_mixpos;
  426. char pcm_mixbuf_dirty;
  427. char pcm_regs_dirty;
  428. } mcd_state;
  429. // XXX: this will need to be reworked for cart+cd support.
  430. #define Pico_mcd ((mcd_state *)Pico.rom)
  431. // 32X
  432. #define P32XS_FM (1<<15)
  433. #define P32XS_nCART (1<< 8)
  434. #define P32XS_REN (1<< 7)
  435. #define P32XS_nRES (1<< 1)
  436. #define P32XS_ADEN (1<< 0)
  437. #define P32XS2_ADEN (1<< 9)
  438. #define P32XS_FULL (1<< 7) // DREQ FIFO full
  439. #define P32XS_68S (1<< 2)
  440. #define P32XS_DMA (1<< 1)
  441. #define P32XS_RV (1<< 0)
  442. #define P32XV_nPAL (1<<15) // VDP
  443. #define P32XV_PRI (1<< 7)
  444. #define P32XV_Mx (3<< 0) // display mode mask
  445. #define P32XV_SFT (1<< 0)
  446. #define P32XV_VBLK (1<<15)
  447. #define P32XV_HBLK (1<<14)
  448. #define P32XV_PEN (1<<13)
  449. #define P32XV_nFEN (1<< 1)
  450. #define P32XV_FS (1<< 0)
  451. #define P32XP_RTP (1<<7) // PWM control
  452. #define P32XP_FULL (1<<15) // PWM pulse
  453. #define P32XP_EMPTY (1<<14)
  454. #define P32XF_68KCPOLL (1 << 0)
  455. #define P32XF_68KVPOLL (1 << 1)
  456. #define P32XF_Z80_32X_IO (1 << 7) // z80 does 32x io
  457. #define P32XI_VRES (1 << 14/2) // IRL/2
  458. #define P32XI_VINT (1 << 12/2)
  459. #define P32XI_HINT (1 << 10/2)
  460. #define P32XI_CMD (1 << 8/2)
  461. #define P32XI_PWM (1 << 6/2)
  462. // peripheral reg access
  463. #define PREG8(regs,offs) ((unsigned char *)regs)[offs ^ 3]
  464. #define DMAC_FIFO_LEN (4*2)
  465. #define PWM_BUFF_LEN 1024 // in one channel samples
  466. #define SH2_DRCBLK_RAM_SHIFT 1
  467. #define SH2_DRCBLK_DA_SHIFT 1
  468. #define SH2_READ_SHIFT 25
  469. #define SH2_WRITE_SHIFT 25
  470. struct Pico32x
  471. {
  472. unsigned short regs[0x20];
  473. unsigned short vdp_regs[0x10]; // 0x40
  474. unsigned short sh2_regs[3]; // 0x60
  475. unsigned char pending_fb;
  476. unsigned char dirty_pal;
  477. unsigned int emu_flags;
  478. unsigned char sh2irq_mask[2];
  479. unsigned char sh2irqi[2]; // individual
  480. unsigned int sh2irqs; // common irqs
  481. unsigned short dmac_fifo[DMAC_FIFO_LEN];
  482. unsigned int pad[4];
  483. unsigned int dmac0_fifo_ptr;
  484. unsigned short vdp_fbcr_fake;
  485. unsigned short pad2;
  486. unsigned char comm_dirty_68k;
  487. unsigned char comm_dirty_sh2;
  488. unsigned char pwm_irq_cnt;
  489. unsigned char pad1;
  490. unsigned short pwm_p[2]; // pwm pos in fifo
  491. unsigned int pwm_cycle_p; // pwm play cursor (32x cycles)
  492. unsigned int reserved[6];
  493. };
  494. struct Pico32xMem
  495. {
  496. unsigned char sdram[0x40000];
  497. #ifdef DRC_SH2
  498. unsigned short drcblk_ram[1 << (18 - SH2_DRCBLK_RAM_SHIFT)];
  499. #endif
  500. unsigned short dram[2][0x20000/2]; // AKA fb
  501. union {
  502. unsigned char m68k_rom[0x100];
  503. unsigned char m68k_rom_bank[0x10000]; // M68K_BANK_SIZE
  504. };
  505. #ifdef DRC_SH2
  506. unsigned short drcblk_da[2][1 << (12 - SH2_DRCBLK_DA_SHIFT)];
  507. #endif
  508. union {
  509. unsigned char b[0x800];
  510. unsigned short w[0x800/2];
  511. } sh2_rom_m;
  512. union {
  513. unsigned char b[0x400];
  514. unsigned short w[0x400/2];
  515. } sh2_rom_s;
  516. unsigned short pal[0x100];
  517. unsigned short pal_native[0x100]; // converted to native (for renderer)
  518. signed short pwm[2*PWM_BUFF_LEN]; // PWM buffer for current frame
  519. signed short pwm_current[2]; // current converted samples
  520. unsigned short pwm_fifo[2][4]; // [0] - current raw, others - fifo entries
  521. };
  522. // area.c
  523. extern void (*PicoLoadStateHook)(void);
  524. typedef struct {
  525. int chunk;
  526. int size;
  527. void *ptr;
  528. } carthw_state_chunk;
  529. extern carthw_state_chunk *carthw_chunks;
  530. #define CHUNK_CARTHW 64
  531. // cart.c
  532. extern int PicoCartResize(int newsize);
  533. extern void Byteswap(void *dst, const void *src, int len);
  534. extern void (*PicoCartMemSetup)(void);
  535. extern void (*PicoCartUnloadHook)(void);
  536. // debug.c
  537. int CM_compareRun(int cyc, int is_sub);
  538. // draw.c
  539. void PicoDrawInit(void);
  540. PICO_INTERNAL void PicoFrameStart(void);
  541. void PicoDrawSync(int to, int blank_last_line);
  542. void BackFill(int reg7, int sh, struct PicoEState *est);
  543. void FinalizeLine555(int sh, int line, struct PicoEState *est);
  544. extern int (*PicoScanBegin)(unsigned int num);
  545. extern int (*PicoScanEnd)(unsigned int num);
  546. #define MAX_LINE_SPRITES 29
  547. extern unsigned char HighLnSpr[240][3 + MAX_LINE_SPRITES];
  548. extern void *DrawLineDestBase;
  549. extern int DrawLineDestIncrement;
  550. // draw2.c
  551. void PicoDraw2Init(void);
  552. PICO_INTERNAL void PicoFrameFull();
  553. // mode4.c
  554. void PicoFrameStartMode4(void);
  555. void PicoLineMode4(int line);
  556. void PicoDoHighPal555M4(void);
  557. void PicoDrawSetOutputMode4(pdso_t which);
  558. // memory.c
  559. PICO_INTERNAL void PicoMemSetup(void);
  560. unsigned int PicoRead8_io(unsigned int a);
  561. unsigned int PicoRead16_io(unsigned int a);
  562. void PicoWrite8_io(unsigned int a, unsigned int d);
  563. void PicoWrite16_io(unsigned int a, unsigned int d);
  564. // pico/memory.c
  565. PICO_INTERNAL void PicoMemSetupPico(void);
  566. // cd/cdc.c
  567. void cdc_init(void);
  568. void cdc_reset(void);
  569. int cdc_context_save(unsigned char *state);
  570. int cdc_context_load(unsigned char *state);
  571. int cdc_context_load_old(unsigned char *state);
  572. void cdc_dma_update(void);
  573. int cdc_decoder_update(unsigned char header[4]);
  574. void cdc_reg_w(unsigned char data);
  575. unsigned char cdc_reg_r(void);
  576. unsigned short cdc_host_r(void);
  577. // cd/cdd.c
  578. void cdd_reset(void);
  579. int cdd_context_save(unsigned char *state);
  580. int cdd_context_load(unsigned char *state);
  581. int cdd_context_load_old(unsigned char *state);
  582. void cdd_read_data(unsigned char *dst);
  583. void cdd_read_audio(unsigned int samples);
  584. void cdd_update(void);
  585. void cdd_process(void);
  586. // cd/cd_image.c
  587. int load_cd_image(const char *cd_img_name, int *type);
  588. // cd/gfx.c
  589. void gfx_init(void);
  590. void gfx_start(unsigned int base);
  591. void gfx_update(unsigned int cycles);
  592. int gfx_context_save(unsigned char *state);
  593. int gfx_context_load(const unsigned char *state);
  594. // cd/gfx_dma.c
  595. void DmaSlowCell(unsigned int source, unsigned int a, int len, unsigned char inc);
  596. // cd/memory.c
  597. PICO_INTERNAL void PicoMemSetupCD(void);
  598. unsigned int PicoRead8_mcd_io(unsigned int a);
  599. unsigned int PicoRead16_mcd_io(unsigned int a);
  600. void PicoWrite8_mcd_io(unsigned int a, unsigned int d);
  601. void PicoWrite16_mcd_io(unsigned int a, unsigned int d);
  602. void pcd_state_loaded_mem(void);
  603. // pico.c
  604. extern struct Pico Pico;
  605. extern struct PicoMem PicoMem;
  606. extern int PicoPadInt[2];
  607. extern int emustatus;
  608. extern void (*PicoResetHook)(void);
  609. extern void (*PicoLineHook)(void);
  610. PICO_INTERNAL int CheckDMA(void);
  611. PICO_INTERNAL void PicoDetectRegion(void);
  612. PICO_INTERNAL void PicoSyncZ80(unsigned int m68k_cycles_done);
  613. // cd/mcd.c
  614. #define PCDS_IEN1 (1<<1)
  615. #define PCDS_IEN2 (1<<2)
  616. #define PCDS_IEN3 (1<<3)
  617. #define PCDS_IEN4 (1<<4)
  618. #define PCDS_IEN5 (1<<5)
  619. #define PCDS_IEN6 (1<<6)
  620. PICO_INTERNAL void PicoInitMCD(void);
  621. PICO_INTERNAL void PicoExitMCD(void);
  622. PICO_INTERNAL void PicoPowerMCD(void);
  623. PICO_INTERNAL int PicoResetMCD(void);
  624. PICO_INTERNAL void PicoFrameMCD(void);
  625. enum pcd_event {
  626. PCD_EVENT_CDC,
  627. PCD_EVENT_TIMER3,
  628. PCD_EVENT_GFX,
  629. PCD_EVENT_DMA,
  630. PCD_EVENT_COUNT,
  631. };
  632. extern unsigned int pcd_event_times[PCD_EVENT_COUNT];
  633. void pcd_event_schedule(unsigned int now, enum pcd_event event, int after);
  634. void pcd_event_schedule_s68k(enum pcd_event event, int after);
  635. void pcd_prepare_frame(void);
  636. unsigned int pcd_cycles_m68k_to_s68k(unsigned int c);
  637. int pcd_sync_s68k(unsigned int m68k_target, int m68k_poll_sync);
  638. void pcd_run_cpus(int m68k_cycles);
  639. void pcd_soft_reset(void);
  640. void pcd_state_loaded(void);
  641. // cd/pcm.c
  642. void pcd_pcm_sync(unsigned int to);
  643. void pcd_pcm_update(int *buffer, int length, int stereo);
  644. void pcd_pcm_write(unsigned int a, unsigned int d);
  645. unsigned int pcd_pcm_read(unsigned int a);
  646. // pico/pico.c
  647. PICO_INTERNAL void PicoInitPico(void);
  648. PICO_INTERNAL void PicoReratePico(void);
  649. // pico/xpcm.c
  650. PICO_INTERNAL void PicoPicoPCMUpdate(short *buffer, int length, int stereo);
  651. PICO_INTERNAL void PicoPicoPCMReset(void);
  652. PICO_INTERNAL void PicoPicoPCMRerate(int xpcm_rate);
  653. // sek.c
  654. PICO_INTERNAL void SekInit(void);
  655. PICO_INTERNAL int SekReset(void);
  656. PICO_INTERNAL void SekState(int *data);
  657. PICO_INTERNAL void SekSetRealTAS(int use_real);
  658. PICO_INTERNAL void SekPackCpu(unsigned char *cpu, int is_sub);
  659. PICO_INTERNAL void SekUnpackCpu(const unsigned char *cpu, int is_sub);
  660. void SekStepM68k(void);
  661. void SekInitIdleDet(void);
  662. void SekFinishIdleDet(void);
  663. #if defined(CPU_CMP_R) || defined(CPU_CMP_W)
  664. void SekTrace(int is_s68k);
  665. #else
  666. #define SekTrace(x)
  667. #endif
  668. // cd/sek.c
  669. PICO_INTERNAL void SekInitS68k(void);
  670. PICO_INTERNAL int SekResetS68k(void);
  671. PICO_INTERNAL int SekInterruptS68k(int irq);
  672. void SekInterruptClearS68k(int irq);
  673. // sound/sound.c
  674. extern short cdda_out_buffer[2*1152];
  675. extern int PsndLen_exc_cnt;
  676. extern int PsndLen_exc_add;
  677. extern int timer_a_next_oflow, timer_a_step; // in z80 cycles
  678. extern int timer_b_next_oflow, timer_b_step;
  679. void cdda_start_play(int lba_base, int lba_offset, int lb_len);
  680. void ym2612_sync_timers(int z80_cycles, int mode_old, int mode_new);
  681. void ym2612_pack_state(void);
  682. void ym2612_unpack_state(void);
  683. #define TIMER_NO_OFLOW 0x70000000
  684. // tA = 72 * (1024 - NA) / M
  685. #define TIMER_A_TICK_ZCYCLES 17203
  686. // tB = 1152 * (256 - NA) / M
  687. #define TIMER_B_TICK_ZCYCLES 262800 // 275251 broken, see Dai Makaimura
  688. #define timers_cycle() \
  689. if (timer_a_next_oflow > 0 && timer_a_next_oflow < TIMER_NO_OFLOW) \
  690. timer_a_next_oflow -= Pico.m.pal ? 70938*256 : 59659*256; \
  691. if (timer_b_next_oflow > 0 && timer_b_next_oflow < TIMER_NO_OFLOW) \
  692. timer_b_next_oflow -= Pico.m.pal ? 70938*256 : 59659*256; \
  693. ym2612_sync_timers(0, ym2612.OPN.ST.mode, ym2612.OPN.ST.mode);
  694. #define timers_reset() \
  695. timer_a_next_oflow = timer_b_next_oflow = TIMER_NO_OFLOW; \
  696. timer_a_step = TIMER_A_TICK_ZCYCLES * 1024; \
  697. timer_b_step = TIMER_B_TICK_ZCYCLES * 256;
  698. // videoport.c
  699. PICO_INTERNAL_ASM void PicoVideoWrite(unsigned int a,unsigned short d);
  700. PICO_INTERNAL_ASM unsigned int PicoVideoRead(unsigned int a);
  701. unsigned char PicoVideoRead8DataH(void);
  702. unsigned char PicoVideoRead8DataL(void);
  703. unsigned char PicoVideoRead8CtlH(void);
  704. unsigned char PicoVideoRead8CtlL(void);
  705. unsigned char PicoVideoRead8HV_H(void);
  706. unsigned char PicoVideoRead8HV_L(void);
  707. extern int (*PicoDmaHook)(unsigned int source, int len, unsigned short **base, unsigned int *mask);
  708. // misc.c
  709. PICO_INTERNAL_ASM void memcpy16(unsigned short *dest, unsigned short *src, int count);
  710. PICO_INTERNAL_ASM void memcpy16bswap(unsigned short *dest, void *src, int count);
  711. PICO_INTERNAL_ASM void memcpy32(void *dest, const void *src, int count); // 32bit word count
  712. PICO_INTERNAL_ASM void memset32(void *dest, int c, int count);
  713. // eeprom.c
  714. void EEPROM_write8(unsigned int a, unsigned int d);
  715. void EEPROM_write16(unsigned int d);
  716. unsigned int EEPROM_read(void);
  717. // z80 functionality wrappers
  718. PICO_INTERNAL void z80_init(void);
  719. PICO_INTERNAL void z80_pack(void *data);
  720. PICO_INTERNAL int z80_unpack(const void *data);
  721. PICO_INTERNAL void z80_reset(void);
  722. PICO_INTERNAL void z80_exit(void);
  723. // cd/misc.c
  724. PICO_INTERNAL_ASM void wram_2M_to_1M(unsigned char *m);
  725. PICO_INTERNAL_ASM void wram_1M_to_2M(unsigned char *m);
  726. // sound/sound.c
  727. PICO_INTERNAL void PsndReset(void);
  728. PICO_INTERNAL void PsndStartFrame(void);
  729. PICO_INTERNAL void PsndDoDAC(int line_to);
  730. PICO_INTERNAL void PsndDoPSG(int line_to);
  731. PICO_INTERNAL void PsndClear(void);
  732. PICO_INTERNAL void PsndGetSamples(int y);
  733. PICO_INTERNAL void PsndGetSamplesMS(void);
  734. extern int PsndDacLine, PsndPsgLine;
  735. // sms.c
  736. #ifndef NO_SMS
  737. void PicoPowerMS(void);
  738. void PicoResetMS(void);
  739. void PicoMemSetupMS(void);
  740. void PicoStateLoadedMS(void);
  741. void PicoFrameMS(void);
  742. void PicoFrameDrawOnlyMS(void);
  743. #else
  744. #define PicoPowerMS()
  745. #define PicoResetMS()
  746. #define PicoMemSetupMS()
  747. #define PicoStateLoadedMS()
  748. #define PicoFrameMS()
  749. #define PicoFrameDrawOnlyMS()
  750. #endif
  751. // 32x/32x.c
  752. #ifndef NO_32X
  753. extern struct Pico32x Pico32x;
  754. enum p32x_event {
  755. P32X_EVENT_PWM,
  756. P32X_EVENT_FILLEND,
  757. P32X_EVENT_HINT,
  758. P32X_EVENT_COUNT,
  759. };
  760. extern unsigned int p32x_event_times[P32X_EVENT_COUNT];
  761. void Pico32xInit(void);
  762. void PicoPower32x(void);
  763. void PicoReset32x(void);
  764. void Pico32xStartup(void);
  765. void PicoUnload32x(void);
  766. void PicoFrame32x(void);
  767. void Pico32xStateLoaded(int is_early);
  768. void p32x_sync_sh2s(unsigned int m68k_target);
  769. void p32x_sync_other_sh2(SH2 *sh2, unsigned int m68k_target);
  770. void p32x_update_irls(SH2 *active_sh2, int m68k_cycles);
  771. void p32x_trigger_irq(SH2 *sh2, int m68k_cycles, unsigned int mask);
  772. void p32x_update_cmd_irq(SH2 *sh2, int m68k_cycles);
  773. void p32x_reset_sh2s(void);
  774. void p32x_event_schedule(unsigned int now, enum p32x_event event, int after);
  775. void p32x_event_schedule_sh2(SH2 *sh2, enum p32x_event event, int after);
  776. void p32x_schedule_hint(SH2 *sh2, int m68k_cycles);
  777. // 32x/memory.c
  778. extern struct Pico32xMem *Pico32xMem;
  779. unsigned int PicoRead8_32x(unsigned int a);
  780. unsigned int PicoRead16_32x(unsigned int a);
  781. void PicoWrite8_32x(unsigned int a, unsigned int d);
  782. void PicoWrite16_32x(unsigned int a, unsigned int d);
  783. void PicoMemSetup32x(void);
  784. void Pico32xSwapDRAM(int b);
  785. void Pico32xMemStateLoaded(void);
  786. void p32x_m68k_poll_event(unsigned int flags);
  787. void p32x_sh2_poll_event(SH2 *sh2, unsigned int flags, unsigned int m68k_cycles);
  788. // 32x/draw.c
  789. void PicoDrawSetOutFormat32x(pdso_t which, int use_32x_line_mode);
  790. void FinalizeLine32xRGB555(int sh, int line, struct PicoEState *est);
  791. void PicoDraw32xLayer(int offs, int lines, int mdbg);
  792. void PicoDraw32xLayerMdOnly(int offs, int lines);
  793. extern int (*PicoScan32xBegin)(unsigned int num);
  794. extern int (*PicoScan32xEnd)(unsigned int num);
  795. enum {
  796. PDM32X_OFF,
  797. PDM32X_32X_ONLY,
  798. PDM32X_BOTH,
  799. };
  800. extern int Pico32xDrawMode;
  801. // 32x/pwm.c
  802. unsigned int p32x_pwm_read16(unsigned int a, SH2 *sh2,
  803. unsigned int m68k_cycles);
  804. void p32x_pwm_write16(unsigned int a, unsigned int d,
  805. SH2 *sh2, unsigned int m68k_cycles);
  806. void p32x_pwm_update(int *buf32, int length, int stereo);
  807. void p32x_pwm_ctl_changed(void);
  808. void p32x_pwm_schedule(unsigned int m68k_now);
  809. void p32x_pwm_schedule_sh2(SH2 *sh2);
  810. void p32x_pwm_sync_to_sh2(SH2 *sh2);
  811. void p32x_pwm_irq_event(unsigned int m68k_now);
  812. void p32x_pwm_state_loaded(void);
  813. // 32x/sh2soc.c
  814. void p32x_dreq0_trigger(void);
  815. void p32x_dreq1_trigger(void);
  816. void p32x_timers_recalc(void);
  817. void p32x_timers_do(unsigned int m68k_slice);
  818. void sh2_peripheral_reset(SH2 *sh2);
  819. unsigned int sh2_peripheral_read8(unsigned int a, SH2 *sh2);
  820. unsigned int sh2_peripheral_read16(unsigned int a, SH2 *sh2);
  821. unsigned int sh2_peripheral_read32(unsigned int a, SH2 *sh2);
  822. void REGPARM(3) sh2_peripheral_write8(unsigned int a, unsigned int d, SH2 *sh2);
  823. void REGPARM(3) sh2_peripheral_write16(unsigned int a, unsigned int d, SH2 *sh2);
  824. void REGPARM(3) sh2_peripheral_write32(unsigned int a, unsigned int d, SH2 *sh2);
  825. #else
  826. #define Pico32xInit()
  827. #define PicoPower32x()
  828. #define PicoReset32x()
  829. #define PicoFrame32x()
  830. #define PicoUnload32x()
  831. #define Pico32xStateLoaded()
  832. #define FinalizeLine32xRGB555 NULL
  833. #define p32x_pwm_update(...)
  834. #define p32x_timers_recalc()
  835. #endif
  836. /* avoid dependency on newer glibc */
  837. static __inline int isspace_(int c)
  838. {
  839. return (0x09 <= c && c <= 0x0d) || c == ' ';
  840. }
  841. #ifndef ARRAY_SIZE
  842. #define ARRAY_SIZE(x) (sizeof(x) / sizeof(x[0]))
  843. #endif
  844. // emulation event logging
  845. #ifndef EL_LOGMASK
  846. # ifdef __x86_64__ // HACK
  847. # define EL_LOGMASK (EL_STATUS|EL_IDLE|EL_ANOMALY)
  848. # else
  849. # define EL_LOGMASK (EL_STATUS)
  850. # endif
  851. #endif
  852. #define EL_HVCNT 0x00000001 /* hv counter reads */
  853. #define EL_SR 0x00000002 /* SR reads */
  854. #define EL_INTS 0x00000004 /* ints and acks */
  855. #define EL_YMTIMER 0x00000008 /* ym2612 timer stuff */
  856. #define EL_INTSW 0x00000010 /* log irq switching on/off */
  857. #define EL_ASVDP 0x00000020 /* VDP accesses during active scan */
  858. #define EL_VDPDMA 0x00000040 /* VDP DMA transfers and their timing */
  859. #define EL_BUSREQ 0x00000080 /* z80 busreq r/w or reset w */
  860. #define EL_Z80BNK 0x00000100 /* z80 i/o through bank area */
  861. #define EL_SRAMIO 0x00000200 /* sram i/o */
  862. #define EL_EEPROM 0x00000400 /* eeprom debug */
  863. #define EL_UIO 0x00000800 /* unmapped i/o */
  864. #define EL_IO 0x00001000 /* all i/o */
  865. #define EL_CDPOLL 0x00002000 /* MCD: log poll detection */
  866. #define EL_SVP 0x00004000 /* SVP stuff */
  867. #define EL_PICOHW 0x00008000 /* Pico stuff */
  868. #define EL_IDLE 0x00010000 /* idle loop det. */
  869. #define EL_CDREGS 0x00020000 /* MCD: register access */
  870. #define EL_CDREG3 0x00040000 /* MCD: register 3 only */
  871. #define EL_32X 0x00080000
  872. #define EL_PWM 0x00100000 /* 32X PWM stuff (LOTS of output) */
  873. #define EL_32XP 0x00200000 /* 32X peripherals */
  874. #define EL_CD 0x00400000 /* MCD */
  875. #define EL_STATUS 0x40000000 /* status messages */
  876. #define EL_ANOMALY 0x80000000 /* some unexpected conditions (during emulation) */
  877. #if EL_LOGMASK
  878. #define elprintf(w,f,...) \
  879. do { \
  880. if ((w) & EL_LOGMASK) \
  881. lprintf("%05i:%03i: " f "\n",Pico.m.frame_count,Pico.m.scanline,##__VA_ARGS__); \
  882. } while (0)
  883. #elif defined(_MSC_VER)
  884. #define elprintf
  885. #else
  886. #define elprintf(w,f,...)
  887. #endif
  888. // profiling
  889. #ifdef PPROF
  890. #include <platform/linux/pprof.h>
  891. #else
  892. #define pprof_init()
  893. #define pprof_finish()
  894. #define pprof_start(x)
  895. #define pprof_end(...)
  896. #define pprof_end_sub(...)
  897. #endif
  898. #ifdef EVT_LOG
  899. enum evt {
  900. EVT_FRAME_START,
  901. EVT_NEXT_LINE,
  902. EVT_RUN_START,
  903. EVT_RUN_END,
  904. EVT_POLL_START,
  905. EVT_POLL_END,
  906. EVT_CNT
  907. };
  908. enum evt_cpu {
  909. EVT_M68K,
  910. EVT_S68K,
  911. EVT_MSH2,
  912. EVT_SSH2,
  913. EVT_CPU_CNT
  914. };
  915. void pevt_log(unsigned int cycles, enum evt_cpu c, enum evt e);
  916. void pevt_dump(void);
  917. #define pevt_log_m68k(e) \
  918. pevt_log(SekCyclesDone(), EVT_M68K, e)
  919. #define pevt_log_m68k_o(e) \
  920. pevt_log(SekCyclesDone(), EVT_M68K, e)
  921. #define pevt_log_sh2(sh2, e) \
  922. pevt_log(sh2_cycles_done_m68k(sh2), EVT_MSH2 + (sh2)->is_slave, e)
  923. #define pevt_log_sh2_o(sh2, e) \
  924. pevt_log((sh2)->m68krcycles_done, EVT_MSH2 + (sh2)->is_slave, e)
  925. #else
  926. #define pevt_log(c, e)
  927. #define pevt_log_m68k(e)
  928. #define pevt_log_m68k_o(e)
  929. #define pevt_log_sh2(sh2, e)
  930. #define pevt_log_sh2_o(sh2, e)
  931. #define pevt_dump()
  932. #endif
  933. // misc
  934. #ifdef _MSC_VER
  935. #define cdprintf
  936. #else
  937. #define cdprintf(x...)
  938. #endif
  939. #if defined(__GNUC__) && defined(__i386__)
  940. #define REGPARM(x) __attribute__((regparm(x)))
  941. #else
  942. #define REGPARM(x)
  943. #endif
  944. #ifdef __GNUC__
  945. #define NOINLINE __attribute__((noinline))
  946. #else
  947. #define NOINLINE
  948. #endif
  949. #ifdef __cplusplus
  950. } // End of extern "C"
  951. #endif
  952. #endif // PICO_INTERNAL_INCLUDED
  953. // vim:shiftwidth=2:ts=2:expandtab