HIMEM is the High Memory Manager.
HIMEM has to be loaded in CONFIG.SYS / FDCONFIG.SYS.
HIMEM [/MAX=####] [/METHOD:xxx] [/HMAMIN=n] [/NUMHANDLES=m]
[/TESTMEM:ON|OFF] [/VERBOSE] [/NOABOVE16] [/X] [/LOG]
/MAX=##### Limit memory controlled by HIMEM to #####K.
/METHOD:xxx Specifies the method to be used for A20 handling.
Possible values for xxx:
ALWAYSON Assume that A20 line is permanently ON
BIOS Use BIOS to toggle the A20 line
FAST Use port 92h, bypass INT 15h test
PS2 Use port 92h, bypass PS/2 test
KBC Use the keyboard controller
PORT92 Use port 92h always
/HMAMIN=n Specifies minimum number of Kbs of HMA that a program
must request to gain access to the HMA (default: 0Kb).
/NOX2MAX32 Do not limit XMS 2.0 free/avail. memory report to 32M-1K
/NUMHANDLES=m Specifies number of XMS handles available (def: 72).
/TESTMEM:ON|OFF Performs or skips an extended memory test (def: OFF).
/VERBOSE Gives extra information during installation.
/NOABOVE16 Do not use INT 15h function E801h to detect >64M.
/X Do not use INT 15h function E820h to detect >64M.
/X2MAX32 Limit XMS 2.0 free/available memory report to 32M-1K
/LOG Logs the driver activity to a log file.
/? Shows the help.
HIMEM requires a 80386+ CPU. EMM386 can be loaded after this
driver. Load HIMEM as DEVICE=HIMEM.EXE in CONFIG.SYS (although it is
HIMEM has to be loaded in CONFIG.SYS / FDCONFIG.SYS. HIMEM is
out of date. You should use HIMEMX or JEMMEX instead.
IN CONFIG.SYS / FDCONFIG.SYS:
Please read this command's lsm file also.
You will find the updated version (internet) here and
the version described in this manual page here.
The lsm file contains information about the name of the programmer,
the download site, and some other command related information.
Copyright © 2004 Robert Platt, updated 2008 by W. Spiegl.
This file is derived from the FreeDOS Spec Command HOWTO.
See the file H2Cpying for copying conditions.