Just when I tried pure autoexec.bat file from latest dosemu-devel,
I bump to problem with loading display.exe. Line 14 in autoexec.bat
is 'rem loadhi display con=(vga,437,2)', but when uncommented, then
give me two errors:

1) 'FreeCom version 0.84-pre2 XMS_Swap [Aug 28 2006 00:29:00]' which
is in dosemu-freedos-1.0-bin.tgz tarball referenced at:

http://prdownloads.sourceforge.net/dosemu/dosemu-freedos-1.0-bin.tgz?download

not know 'loadhi' command; only 'lh' may be used.


2) display-0.13b report error:

FreeDOS DISPLAY ver. 0.13b
Syntax error (006) Unknown hardware device name

when I retain its parameters. But when I use 'ega' instead of 'vga',
then all is fine. I not know, when it is display.exe problem (it's
documentation say that 'vga' is allowed) or dosemu problem (e.g.
it emulate only EGA card and not VGA).

According this, and as this autoexec.bat file has in its head that
it should be for DOSEMU + FreeDOS, maybe this change should be better:

--- dist/autoexec.bat.old       2014-04-21 00:38:46.273663431 +0200
+++ dist/autoexec.bat   2014-04-21 00:50:12.053661641 +0200
@@ -11,7 +11,7 @@
 lredir d: linux\fs%DOSDRIVE_D%
 :nodrived
 rem uncomment to load another bitmap font
-rem loadhi display con=(vga,437,2)
+rem lh display con=(ega,437,2)
 rem mode con codepage prepare=((850) z:\cpi\ega.cpx)
 rem mode con codepage select 850
 rem chcp 850


and also in freecom help file:

--- dosemu/freedos/help/index.en.old    2003-09-28 05:55:27.000000000 +0200
+++ dosemu/freedos/help/index.en        2014-04-21 01:27:35.012479480 +0200
@@ -16,7 +16,7 @@
 help           ... you just called this one
 join           mount a drive letter into a directory
 lib            librarian for OBJ files, creating a LIB file
-loadhi         loads a program into the upper memory
+lh             loads a program into the upper memory
 mem            displays the amount of DOS memory used
 more           displays a text file one screen at a time
 nansi          nansi.sys, an enhanced MS-DOS console driver
@@ -80,9 +80,9 @@
 vgaoff         only for 'root'!! switch vga mode off (when on console)
 vgaon          only for 'root'!! switch on console vga graphics mode
                NOTE: vgaoff/on may be dangerous on console, but
-               do nothing important on X.
-
+                 do nothing important on X.
 lredir          set/display redirection of a Linux directory to a DOS drive
+                 or set redirection to network virtual printer.
 unix            take over Linux ENV variables, execute DOS command from
                 a given ENV variable, execute Linux commands ...
 dosdbg          set/display debug(Log) features/flags



One thing which I not know: some FreeDOS utilities have newer version now
(compared with those in dosemu-freedos-1.0-bin.tgz), but is possible use
them with dosemu?
Maybe Bart patched some key components (FreeDOS kernel, FreeCOMM etc.)
and newer versions will not be functional? Knows someone?

Franta Hanzlik

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