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@@ -108,21 +108,21 @@ static unsigned char z80_sms_in(unsigned short a)
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elprintf(EL_IO, "z80 port %04x read", a);
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if((a&0xff)>= 0xf0){
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- switch((a&0xff))
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- {
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- case 0xf0:
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- // FM reg port
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- break;
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- case 0xf1:
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- // FM data port
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- break;
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- case 0xf2:
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- // bit 0 = 1 active FM Pac
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- if (PicoIn.opt & POPT_EN_YM2413){
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+ if (PicoIn.opt & POPT_EN_YM2413){
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+ switch((a&0xff))
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+ {
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+ case 0xf0:
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+ // FM reg port
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+ break;
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+ case 0xf1:
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+ // FM data port
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+ break;
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+ case 0xf2:
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+ // bit 0 = 1 active FM Pac
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d = ymflag;
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//printf("read FM Check = %02x\n", d);
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+ break;
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}
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- break;
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}
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}
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else{
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@@ -171,25 +171,25 @@ static void z80_sms_out(unsigned short a, unsigned char d)
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elprintf(EL_IO, "z80 port %04x write %02x", a, d);
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if((a&0xff)>= 0xf0){
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- switch((a&0xff))
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- {
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- case 0xf0:
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- // FM reg port
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- YM2413_regWrite(d);
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- //printf("write FM register = %02x\n", d);
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- break;
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- case 0xf1:
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- // FM data port
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- YM2413_dataWrite(d);
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- //printf("write FM data = %02x\n", d);
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- break;
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- case 0xf2:
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- // bit 0 = 1 active FM Pac
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- if (PicoIn.opt & POPT_EN_YM2413){
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+ if (PicoIn.opt & POPT_EN_YM2413){
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+ switch((a&0xff))
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+ {
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+ case 0xf0:
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+ // FM reg port
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+ YM2413_regWrite(d);
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+ //printf("write FM register = %02x\n", d);
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+ break;
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+ case 0xf1:
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+ // FM data port
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+ YM2413_dataWrite(d);
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+ //printf("write FM data = %02x\n", d);
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+ break;
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+ case 0xf2:
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+ // bit 0 = 1 active FM Pac
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ymflag = d;
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//printf("write FM Check = %02x\n", d);
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- }
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- break;
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+ break;
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+ }
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}
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}
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else{
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