INT 15 - Compaq Contura - GET ??? AX = E800h Return: AX = 0000h BH = 00h BL = ??? (read from port 0C7Ch) CH = ??? CL = ??? DX = 0000h Note: also supported by 3/8/93 DESKPRO/i and 7/26/93 LTE Lite 386 ROM(Read-Only Memory) A memory for program storage which may not be changed by the program as it runs. BIOS(Basic Input/Output System) A set of standardized calls giving low-level access to the hardware. The BIOS is the lowest software layer above the actual hardware and serves to insulate programs (and operating systems) which use it from the details of accessing the hardware directly.
INT 15 - Compaq Contura Aero, Contura 400 - GET SYSTEM MODEL CODE??? AX = E800h BX = ??? (0000h) Return: CF clear if successful BH = 02h BL = submodel??? (0Ch,0Dh,34h,38h,40h,44h,48h,64h,68h) CF set on error others??? Notes: used by Compaq's SOFTPAQ number 0937 EPPBIOS.SYS to determine whether the Enhanced Parallel Port expected by that driver is available used by Compaq's SOFTPAW number 0856 VOLCTRL.EXE to determine whether volume control hardware expected by that driver is available
INT 15 - Compaq Prolinea - GET ??? AX = E800h BX = ??? (1369h) Return: BH = 01h BL = ??? others??? Note: used by Compaq's SOFTPAQ number 0718 INT10_04.SYS to determine whether the fix that driver applies is required (will not install if BX on return is other than 010Eh or 010Fh) SeeAlso: AX=E802h