Debug: support s4=S/S, s5=MB-C
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@ -94,6 +94,7 @@ Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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#include "SSI263.h"
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#define DBG_MB_SS_CARD 1 // From UI, select Mockingboard (not Phasor)
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#define DBG_MB_SS_SLOT4_C_SLOT5 1
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#define SY6522_DEVICE_A 0
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#define SY6522_DEVICE_B 1
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@ -584,8 +585,13 @@ static void UpdateIFR(SY6522_AY8910* pMB, BYTE clr_ifr, BYTE set_ifr=0)
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pMB->sy6522.IFR &= 0x7F;
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#if DBG_MB_SS_CARD
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#if DBG_MB_SS_SLOT4_C_SLOT5
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UINT bIRQ = (g_MB[0].sy6522.IFR & 0x80) | (g_MB[2].sy6522.IFR & 0x80) | (g_MB[3].sy6522.IFR & 0x80); // $C400, $C500, $C580
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UINT bNMI = (g_MB[1].sy6522.IFR & 0x80); // $C480
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#else
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UINT bIRQ = (g_MB[0].sy6522.IFR & 0x80) | (g_MB[2].sy6522.IFR & 0x80); // $Cn00
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UINT bNMI = (g_MB[1].sy6522.IFR & 0x80) | (g_MB[3].sy6522.IFR & 0x80); // $Cn80
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#endif
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#else
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// Now update the IRQ signal from all 6522s
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// . OR-sum of all active TIMER1, TIMER2 & SPEECH sources (from all 6522s)
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@ -635,8 +641,13 @@ static void SY6522_Write(BYTE nDevice, BYTE nReg, BYTE nValue)
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}
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#if DBG_MB_SS_CARD
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if ((nDevice & 1) == 1)
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#if DBG_MB_SS_SLOT4_C_SLOT5
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if (nDevice != 0)
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AY8910_Write(nDevice, nReg, nValue, 0);
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#else
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if (nDevice == 1)
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AY8910_Write(nDevice, nReg, nValue, 0);
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#endif
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#else
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if(g_bPhasorEnable)
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{
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@ -1330,8 +1341,10 @@ static BYTE __stdcall MB_Read(WORD PC, WORD nAddr, BYTE bWrite, BYTE nValue, ULO
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}
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#if DBG_MB_SS_CARD
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#if !DBG_MB_SS_SLOT4_C_SLOT5
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if (nMB == 1)
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return MemReadFloatingBus(nExecutedCycles);
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#endif
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#endif
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// NB. Mockingboard: SSI263.bit7 not readable (TODO: check this with real h/w)
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