)
Call Plug-and-Play Configuration Access entry point with:
	AX = function
	    0000h "CA_GetVersion"
		Return: AX = BCD version (AH = major, AL = minor)
	    0001h "CA_PCI_Read_Config_Byte" (see also INT 1A/AX=B108h)
	!!!
	    0002h "CA_PCI_Read_Config_Word" (see also INT 1A/AX=B109h)
	    0003h "CA_PCI_Read_Config_DWord" (see also INT 1A/AX=B10Ah)
	    0004h "CA_PCI_Write_Config_Byte" (see also INT 1A/AX=B10Bh)
	    0005h "CA_PCI_Write_Config_Word" (see also INT 1A/AX=B10Ch)
	    0006h "CA_PCI_Write_Config_DWord" (see also INT 1A/AX=B10Dh)
	    0007h "CA_PCI_Generate_Special_Cycle" (see also INT 1A/AX=B106h)
	    0008h "CA_PCI_Get_Routing_Options" (see also INT 1A/AX=B10Eh)
	    0009h invalid function
	    000Ah invalid function
	    000Bh "CA_PnPISA_Get_Info"
	    000Ch "CA_PnPISA_Read_Config_Byte"
	    000Dh "CA_PnPISA_Write_Config_Byte"
	    000Eh "CA_PnPISA_Get_Resource_Data"
	    000Fh invalid function
	    0010h "CA_EISA_Get_Board_ID"
	    0011h "CA_EISA_Get_Slot_Config"
	    0012h "CA_EISA_Get_SlotFunc_Config"
	    0013h "CA_EISA_Clear_NVRAM_Config"
	    0014h "CA_EISA_Write_Config"
	    0015h invalid function
	    0016h "CA_ESCD_Get_Info"
	    0017h "CA_ESCD_Read_Config"
	    0018h "CA_ESCD_Write_Config"
	    0019h invalid function
	    001Ah "CA_Acfg_PCI_Manage_IRQs"
		DL = IRQ???
		ES:DI -> ???
		Return: AX = status
	    001Bh "CA_Acfg_PCI_Get_Routing_Options"
		ES:DI -> IRQ routing table header
			  (see #01259 at INT 1A/AX=B406h)
		Return: AX = status
	    001Ch-001Fh invalid functions
	    0020h "CA_PnPB_Get_Num_Sys_Dev_Nodes"
	    0021h "CA_PnPB_Get_Sys_Dev_Node"
	    0022h "CA_PnPB_Set_Sys_Dev_Node"
	    0023h "CA_PnPB_Get_Stat_Res_Info"
	    0024h "CA_PnPB_Set_Stat_Res_Info"
Return: AX = FFFFh if unsupported function
SeeAlso: #02701