public void _ff_mute_return()
{
mm.Write(reg.a6 + dw.MUTE, 0xff);
reg spReg = new reg();
spReg.D0_L = reg.D0_L;
spReg.D3_L = reg.D3_L;
reg.D0_L = 0;
mm.Write(reg.a6 + dw.MASTER_VOL_FM, (byte)reg.D0_B);
mm.Write(reg.a6 + dw.MASTER_VOL_PCM, (byte)reg.D0_B);
mm.Write(reg.a6 + dw.MASTER_VOL_RHY, (byte)reg.D0_B);
mm.Write(reg.a6 + dw.MASTER_VOL_PSG, (byte)reg.D0_B);
_ch_fade();
reg.D0_L = spReg.D0_L;
reg.D3_L = spReg.D3_L;
}
public void _ff_mute()
{
if ((mm.ReadByte(reg.a6 + dw.DRV_STATUS) & 0x10) != 0)
{
return;
}
mm.Write(reg.a6 + dw.MUTE, 0);
reg spReg = new reg();
spReg.D0_L = reg.D0_L;
spReg.D3_L = reg.D3_L;
mm.Write(reg.a6 + dw.MASTER_VOL_FM, 14);
mm.Write(reg.a6 + dw.MASTER_VOL_PCM, 40);
mm.Write(reg.a6 + dw.MASTER_VOL_RHY, 25);
mm.Write(reg.a6 + dw.MASTER_VOL_PSG, 5);
_ch_fade();
reg.D0_L = spReg.D0_L;
reg.D3_L = spReg.D3_L;
}
//─────────────────────────────────────
// OPN timer
//
//public void _opn_entry_short_exit()
//{
// //reg.a6=spA6;
//}
public void _opn_entry()
{
reg.SR |= 0x700;
uint spA6 = reg.a6;
reg.a6 = mndrv._work_top;// mm.ReadUInt32(mndrv._work_top);//
byte f = (byte)(mm.ReadByte(reg.a6 + dw.DRV_STATUS) & 1);
mm.Write(reg.a6 + dw.DRV_STATUS, (byte)(mm.ReadByte(reg.a6 + dw.DRV_STATUS) | 1));
if (f != 0)
{
// _opn_entry_short_exit
reg.a6 = spA6;
return;
}
reg spReg = new reg();
spReg.D0_L = reg.D0_L;
spReg.D1_L = reg.D1_L;
spReg.D2_L = reg.D2_L;
spReg.D3_L = reg.D3_L;
spReg.D4_L = reg.D4_L;
spReg.D5_L = reg.D5_L;
spReg.D6_L = reg.D6_L;
spReg.D7_L = reg.D7_L;
spReg.a0 = reg.a0;
spReg.a1 = reg.a1;
spReg.a2 = reg.a2;
spReg.a3 = reg.a3;
spReg.a4 = reg.a4;
spReg.a5 = reg.a5;
reg.a0 = 0xecc0c1;
reg.D0_L = 3;
do
{
//reg.D3_B = mm.ReadByte(reg.a0);
reg.D3_B = (byte)timerOPN.ReadStatus();
} while ((sbyte)reg.D3_B < 0);
reg.D3_W &= reg.D0_W;
reg.D0_L = 7;
reg.D0_L &= 0;// reg.Arg[0];//4*15(sp) -> 割り込みレベルの調整(下げている)を行っている(再現不要箇所)
reg.D0_W += (UInt32)(Int16)reg.D0_W;
reg.D4_W = reg.SR_W;
reg.D4_W &= 0xf8ff;
reg.D4_W |= _opn_intmask[reg.D0_W / 2];
_opn_recall:
reg.D7_L = 0;
reg.D1_L = 0x27;
reg.D0_B = _opn_irq[reg.D3_W];
reg.D0_B |= mm.ReadByte(reg.a6 + dw.CH3MODEM);
mndrv._OPN_WRITE();
reg.SR_W = reg.D4_W;
UInt32 sp = reg.D4_W;
reg.D3_W += (UInt32)(Int16)reg.D3_W;
switch (reg.D3_W)
{
case 0:
goto _opn_entry_exit;
case 2:
_timer_a_job();
break;
case 4:
_timer_b_job();
break;
case 6:
_timer_ab_job();
break;
}
reg.D4_W = sp;
reg.D0_B = mm.ReadByte(reg.a6 + dw.TEMPO3);
if (mm.ReadByte(reg.a6 + dw.TEMPO2) - reg.D0_B != 0)
{
mm.Write(reg.a6 + dw.TEMPO2, (byte)reg.D0_B);
reg.D7_L = 0;
reg.D1_L = 0x26;
mndrv._OPN_WRITE();
}
reg.SR |= 0x700;
reg.a0 = 0xecc0c1;
reg.D0_L = 3;
do
{
//reg.D3_B = mm.ReadByte(reg.a0);
reg.D3_B = (byte)timerOPN.ReadStatus();
} while ((sbyte)reg.D3_B < 0);
reg.D3_W &= reg.D0_W;
if (reg.D3_W != 0)
{
goto _opn_recall;
}
mm.Write(reg.a6 + dw.DRV_STATUS, (byte)(mm.ReadByte(reg.a6 + dw.DRV_STATUS) & 0xfe));
reg.SR = reg.D4_W;
reg.D7_W = mm.ReadUInt16(reg.a6 + dw.INTEXECNUM);
if (reg.D7_W != 0)
{
reg.a0 = reg.a6 + dw.INTEXECBUF;
mm.Write(reg.a6 + dw.INTEXECNUM, (UInt16)0);
reg.D7_W -= 1;
do
{
reg.a1 = mm.ReadUInt32(reg.a0); reg.a0 += 4;
reg spReg2 = new reg();
spReg2.D7_L = reg.D7_L;
spReg2.a0 = reg.a0;
spReg2.a6 = reg.a6;
ab.hlINTEXECBUF[reg.a1]();
reg.D7_L = spReg2.D7_L;
reg.a0 = spReg2.a0;
reg.a6 = spReg2.a6;
} while (reg.D7_W-- != 0);
}
_opn_entry_exit:
reg.D0_L = spReg.D0_L;
reg.D1_L = spReg.D1_L;
reg.D2_L = spReg.D2_L;
reg.D3_L = spReg.D3_L;
reg.D4_L = spReg.D4_L;
reg.D5_L = spReg.D5_L;
reg.D6_L = spReg.D6_L;
reg.D7_L = spReg.D7_L;
reg.a0 = spReg.a0;
reg.a1 = spReg.a1;
reg.a2 = spReg.a2;
reg.a3 = spReg.a3;
reg.a4 = spReg.a4;
reg.a5 = spReg.a5;
}