/* * DOS interrupt 4bh handler */ #include "miscemu.h" /*********************************************************************** * INT_Int4bHandler * */ void WINAPI INT_Int4bHandler( CONTEXT *context ) { switch(AH_reg(context)) { case 0x81: /* Virtual DMA Spec (IBM SCSI interface) */ if(AL_reg(context) != 0x02) /* if not install check */ { SET_CFLAG(context); AL_reg(context) = 0x0f; /* function is not implemented */ } break; default: INT_BARF(context, 0x4b); } }