a&=0xffffff;
if ((a&0xfffff0)==0xc00000) { // VDP
- d=PicoVideoRead(a);
- if ((a&1)==0) d>>=8;
+ d=PicoVideoRead8(a);
goto end;
}
case 0x01: d = PicoPicohw.r1; break;
case 0x03:
d = PicoPad[0]&0x1f; // d-pad
- d |= (PicoPad[0]&0x20) << 2; // red button -> C
+ d |= (PicoPad[0]&0x20) << 2; // pen push -> C
d = ~d;
break;
}
}
-// elprintf(EL_UIO, "r8 : %06x, %02x @%06x", a&0xffffff, (u8)d, SekPc);
+ //elprintf(EL_UIO, "r8 : %06x, %02x @%06x", a&0xffffff, (u8)d, SekPc);
end:
elprintf(EL_IO, "r8 : %06x, %02x @%06x", a&0xffffff, (u8)d, SekPc);
d = (PicoPicohw.fifo_bytes > 0x3f) ? 0 : (0x3f - PicoPicohw.fifo_bytes);
else if (a == 0x800012)
d = PicoPicohw.fifo_bytes == 0 ? 0x8000 : 0; // guess
+ else
+ elprintf(EL_UIO, "r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);
- elprintf(EL_UIO, "r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);
+ //elprintf(EL_UIO, "r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);
end:
elprintf(EL_IO, "r16: %06x, %04x @%06x", a&0xffffff, d, SekPc);
// -----------------------------------------------------------------
// Write Ram
-
+/*
void dump(u16 w)
{
- FILE *f = fopen("dump.bin", "a");
- fwrite(&w, 1, 2, f);
- fclose(f);
+ static FILE *f[0x10] = { NULL, };
+ char fname[32];
+ int num = PicoPicohw.r12 & 0xf;
+
+ w = (w << 8) | (w >> 8);
+ sprintf(fname, "ldump%i.bin", num);
+ if (f[num] == NULL)
+ f[num] = fopen(fname, "wb");
+ fwrite(&w, 1, 2, f[num]);
+ //fclose(f);
}
-
+*/
static void PicoWritePico8(u32 a,u8 d)
{
return;
}
- elprintf(EL_UIO, "w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);
+ switch (a & 0x1f) {
+ case 0x19: case 0x1b: case 0x1d: case 0x1f: break; // 'S' 'E' 'G' 'A'
+ default:
+ elprintf(EL_UIO, "w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);
+ break;
+ }
+ //elprintf(EL_UIO, "w8 : %06x, %02x @%06x", a&0xffffff, d, SekPc);
}
static void PicoWritePico16(u32 a,u16 d)
a&=0xfffffe;
if ((a&0xfffff0)==0xc00000) { PicoVideoWrite(a,(u16)d); return; } // VDP
-// if (a == 0x800010) dump(d);
+ //if (a == 0x800010) dump(d);
if (a == 0x800010)
{
PicoPicohw.fifo_bytes += 2;
*PicoPicohw.xpcm_ptr++ = d;
}
else if (PicoPicohw.xpcm_ptr == PicoPicohw.xpcm_buffer + XPCM_BUFFER_SIZE) {
- elprintf(EL_ANOMALY, "xpcm_buffer overflow!");
+ elprintf(EL_ANOMALY|EL_PICOHW, "xpcm_buffer overflow!");
PicoPicohw.xpcm_ptr++;
}
}
if (r12_old != d)
PicoReratePico();
}
+ else
+ elprintf(EL_UIO, "w16: %06x, %04x", a&0xffffff, d);
- elprintf(EL_UIO, "w16: %06x, %04x", a&0xffffff, d);
+ //elprintf(EL_UIO, "w16: %06x, %04x", a&0xffffff, d);
}
static void PicoWritePico32(u32 a,u32 d)
pm68k_read_memory_pcr_16 = m68k_read_memory_pcrp_16;
pm68k_read_memory_pcr_32 = m68k_read_memory_pcrp_32;
#endif
+#ifdef EMU_F68K
+ // use standard setup, only override handlers
+ PicoMemSetup();
+ PicoCpuFM68k.read_byte =PicoReadPico8;
+ PicoCpuFM68k.read_word =PicoReadPico16;
+ PicoCpuFM68k.read_long =PicoReadPico32;
+ PicoCpuFM68k.write_byte=PicoWritePico8;
+ PicoCpuFM68k.write_word=PicoWritePico16;
+ PicoCpuFM68k.write_long=PicoWritePico32;
+#endif
}