INT 21 - PGS1600.DEV - IOCTL - GET CONFIGURATION INFO
AX = 4402h
BX = file handle for device "PGS1600$"
CX = 0018h (size of buffer)
DS:DX -> configuration buffer (see #01484)
Return: CF clear if successful
buffer filled
AX = number of bytes actually copied
CF set on error
AX = error code (01h,05h,06h,0Dh) (see #01680 at AH=59h/BX=0000h)
Program: PGS1600.DEV is a device driver for the Cornerstone Technology PG1600
display adapter, which provides a 1600x1200 monochrome display as
well as one of two emulations, MDA(Monochrome Display Adapter) A text-only video adapter introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also CGAColor Graphics Adapter, HGC. or CGAColor Graphics Adapter(Color/Graphics Adapter) One of the two video display boards introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also HGC, MDA..
SeeAlso: AX=4403h"PGS1600"
Format of PGS1600.DEV configuration information:
Offset Size Description (Table 01484)
00h WORD version (high byte = major, low byte = minor)
02h WORD board initialisation mode
04h WORD board I/O address
03D0h CGAColor Graphics Adapter(Color/Graphics Adapter) One of the two video display boards introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also HGC, MDA. emulation
03B0h MDA(Monochrome Display Adapter) A text-only video adapter introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also CGAColor Graphics Adapter, HGC. emulation
0390h no emulation
0350h no emulation, alternate
06h WORD emulation buffer segment
B800h CGAColor Graphics Adapter(Color/Graphics Adapter) One of the two video display boards introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also HGC, MDA. emulation
B000h MDA(Monochrome Display Adapter) A text-only video adapter introduced together with the original IBMInternational Busiuness Machines PCIBM PC. See also CGAColor Graphics Adapter, HGC. emulation
0000h no emulation
08h WORD PG1600 graphics buffer segment
0Ah WORD number of bytes between consecutive graphic rows
0Ch WORD horizontal pixel size
0Eh WORD vertical pixel size
10h WORD horizontal dots per inch
12h WORD vertical dots per inch
14h WORD graphics buffer bits per pixel
16h WORD monitor bits per pixel