Int 15 Fn 04  - System - Build Abios System Parameter Table (ps)           [B]

   AH = 04h
   ES:DI -> 32-byte results buffer for System Parameter Table (see #0336)
   DS = segment containing ABIOS RAM extensions (zero if none)

Return: CF clear if successful
       AH = 00h success
       ES:DI buffer filled
       AL destroyed
   CF set on failure
       AX destroyed
       AH = 80h/86h if not supported

See Also: AH=05h"ABIOS",AH=C1h

Format of ABIOS System Parameter Table:
Offset Size    Description (Table 0336)
 00h   DWORD   FAR address of ABIOS Common Start Routine
 04h   DWORD   FAR address of ABIOS Interrupt Routine
 08h   DWORD   FAR address of ABIOS Time-out Routine
 0Ch   WORD    number of bytes of stack required by this ABIOS implementation
 0Eh 16 BYTEs  reserved
 1Eh   WORD    number of entries in initialization table