#endif
}
-// TODO: tidy
-extern unsigned char m68k_regs[0x40];
-extern unsigned char s68k_regs[0x200];
+static int Status_CDC;
+
+static __inline void check_cd_dma(void)
+{
+ int ddx;
+
+ if (!(Status_CDC & 0x08)) return;
+
+ ddx = Pico_mcd->s68k_regs[4] & 7;
+ if (ddx < 2) return; // invalid
+ if (ddx < 4) Pico_mcd->s68k_regs[4] |= 0x40; // Data set ready in host port
+ if (ddx == 6) return; // invalid
+
+ Update_CDC_TRansfer(ddx); // now go and do the actual transfer
+}
+
// Accurate but slower frame which does hints
static int PicoFrameHintsMCD(void)
if(Pico.m.padDelay[1]++ > 25) Pico.m.padTHPhase[1]=0;
}
+ check_cd_dma();
+
// H-Interrupts:
if(y <= lines_vis && --hint < 0) // y <= lines_vis: Comix Zone, Golden Axe
{