The BIOS data area contains the port addresses for COMx and LPTx plus flags for the number of serial and parallel ports. If using sersetup/parsetup, we should probably at the very least sanity check against these values and print a warning if they don't match what we're trying to use
The BIOS data area contains the port addresses for COMx and LPTx plus flags for the number of serial and parallel ports. If using sersetup/parsetup, we should probably at the very least sanity check against these values and print a warning if they don't match what we're trying to use
https://stanislavs.org/helppc/bios_data_area.html