-// common code for Pico.c and cd/Pico.c
-// (c) Copyright 2007-2009 Grazvydas "notaz" Ignotas
+/*
+ * common code for pico.c and cd/pico.c
+ * (C) notaz, 2007-2009
+ *
+ * This work is licensed under the terms of MAME license.
+ * See COPYING file in the top-level directory.
+ */
#define CYCLES_M68K_LINE 488 // suitable for both PAL/NTSC
#define CYCLES_M68K_VINT_LAG 68
#define CYCLES_M68K_ASD 148
#define CYCLES_S68K_LINE 795
+#define CYCLES_S68K_VINT_LAG 111
#define CYCLES_S68K_ASD 241
// pad delay (for 6 button pads)
}
// CPUS_RUN
-#ifndef RUN_SH2S
-#define RUN_SH2S
-#endif
-
-#ifndef PICO_CD
-#define CPUS_RUN(m68k_cycles,s68k_cycles) \
-{ \
- SekRunM68k(m68k_cycles); \
- RUN_SH2S \
-}
-#else
+#ifndef CPUS_RUN
#define CPUS_RUN(m68k_cycles,s68k_cycles) \
-{ \
- if ((PicoOpt&POPT_EN_MCD_PSYNC) && (Pico_mcd->m.busreq&3) == 1) { \
- SekRunPS(m68k_cycles, s68k_cycles); /* "better/perfect sync" */ \
- } else { \
- SekRunM68k(m68k_cycles); \
- if ((Pico_mcd->m.busreq&3) == 1) /* no busreq/no reset */ \
- SekRunS68k(s68k_cycles); \
- } \
-}
+ SekRunM68k(m68k_cycles)
#endif
static int PicoFrameHints(void)
check_cd_dma();
#endif
#ifdef PICO_32X
- p32x_pwm_irq_check();
+ p32x_timers_do(1);
#endif
// H-Interrupts:
check_cd_dma();
#endif
#ifdef PICO_32X
- p32x_pwm_irq_check();
+ p32x_timers_do(1);
#endif
// Last H-Int:
// there must be a delay after vblank bit is set and irq is asserted (Mazin Saga)
// also delay between F bit (bit 7) is set in SR and IRQ happens (Ex-Mutants)
// also delay between last H-int and V-int (Golden Axe 3)
- SekRunM68k(CYCLES_M68K_VINT_LAG);
+ CPUS_RUN(CYCLES_M68K_VINT_LAG, CYCLES_S68K_VINT_LAG);
if (pv->reg[1]&0x20) {
elprintf(EL_INTS, "vint: @ %06x [%i]", SekPc, SekCycleCnt);
// Run scanline:
if (Pico.m.dma_xfers) SekCyclesBurn(CheckDMA());
CPUS_RUN(CYCLES_M68K_LINE - CYCLES_M68K_VINT_LAG - CYCLES_M68K_ASD,
- CYCLES_S68K_LINE - CYCLES_S68K_ASD);
+ CYCLES_S68K_LINE - CYCLES_S68K_VINT_LAG - CYCLES_S68K_ASD);
#ifdef PICO_CD
update_chips();
check_cd_dma();
#endif
#ifdef PICO_32X
- p32x_pwm_irq_check();
+ p32x_timers_do(1);
#endif
// Run scanline: