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J-3100 function added.

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nanshiki
2021-11-18 21:41:17 +09:00
parent 622ac73e98
commit 1025161ebf
1 changed files with 14 additions and 0 deletions
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14
src/cpu/callback.cpp
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@@ -739,6 +739,20 @@ Bitu CALLBACK_SetupExtra(Bitu callback, Bitu type, PhysPt physAddress, bool use_
case CB_CPM:
phys_writeb(physAddress+0x00,(uint8_t)0x9C); //PUSHF
return CALLBACK_SetupExtra(callback,CB_INT21,physAddress+1,use_cb)+1;
case CB_INT6F_ATOK:
phys_writeb(physAddress+0x00,(Bit8u)0xEB); // jmp
phys_writeb(physAddress+0x01,(Bit8u)0x06); // 108
phys_writeb(physAddress+0x03,(Bit8u)'A');
phys_writeb(physAddress+0x04,(Bit8u)'T');
phys_writeb(physAddress+0x05,(Bit8u)'O');
phys_writeb(physAddress+0x06,(Bit8u)'K');
if (use_cb) {
phys_writeb(physAddress+0x08,(Bit8u)0xFE); //GRP 4
phys_writeb(physAddress+0x09,(Bit8u)0x38); //Extra Callback instruction
phys_writew(physAddress+0x0a,(Bit16u)callback); //The immediate word
}
phys_writeb(physAddress+0x0c,(Bit8u)0xCF); //An IRET Instruction
return 13;
default:
E_Exit("CALLBACK:Setup:Illegal type %u",(unsigned int)type);
}