INT 94 u - PCM driver - INITIALIZE PCM INFO                                     
	SI = 0002h
	ES:BX -> parameters (see #03997)
Return: ???
SeeAlso: SI=0000h,SI=0001h,SI=0003h,SI=000Ah


Format of PCM driver function 0002h parameters:
Offset	Size	Description	(Table 03997)
 00h	DWORDDoubleword; four bytes.	 Commonly used to hold a 32-bit segment:offset or selector:offset address.	rate
 04h	WORD	channel number
 06h	WORD	"comp"
 08h	WORD	"dsize"