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VXMS.SYS: Difference between revisions

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This driver loads XMS memory support for DOS sessions.
Supports Extended Memory (XMS) in DOS and Windows applications. XMS allows DOS programs to access more than one MB of memory.
 
==CONFIG.SYS==
Supports Extended Memory in DOS and Windows applications. XMS allows DOS programs to access more than one MB of memory.  
  DEVICE=\OS2\MDOS\VXMS.SYS <parameter>
  DEVICE=\OS2\MDOS\VXMS.SYS <parameter>


'''Parameters:'''
==Parameters==
;/UMB :Upper memory block support in DOS sessions.
;/UMB :Upper memory block support in DOS sessions.
;/NOUMB :No upper memory block support.
;/NOUMB :No upper memory block support.
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;/NUMHANDLES=m:Sets the number of handles in each DOS session, from 1 to 128.
;/NUMHANDLES=m:Sets the number of handles in each DOS session, from 1 to 128.


'''NOTE:''' The VXMS.SYS driver must be listed in CONFIG.SYS after [[VEMM.SYS]].
;NOTE: The VXMS.SYS driver must be listed in CONFIG.SYS after [[VEMM.SYS]].


{|class="wikitable"
{{ProdS |V20=S|V21=S|V22=S|V30=S|V31=S|V40=S|V45=S}}
|+Platform Support:
!OS/2 2.x
!OS/2 3.0
!OS/2 4.0
!OS/2 4.5x
|-
|Yes
|Yes
|Yes
|Yes
|}


==Articles==
==Articles==
* [[Communication between OS/2 and Windows Processes]]
* [[Communication between OS/2 and Windows Processes]]


[[category:Virtual Device Drivers]][[Category:DEVICE Statements]]
[[category:Virtual device driver]]

Revision as of 16:04, 4 July 2019

Supports Extended Memory (XMS) in DOS and Windows applications. XMS allows DOS programs to access more than one MB of memory.

DEVICE=\OS2\MDOS\VXMS.SYS <parameter>

Parameters

/UMB
Upper memory block support in DOS sessions.
/NOUMB
No upper memory block support.
/XXMLIMIT=m,n
Indicates the total system wide memory limit.
/HMAMIN=m
Sets the minimum request size for high memory, from 1k to 63k.
/NUMHANDLES=m
Sets the number of handles in each DOS session, from 1 to 128.
NOTE
The VXMS.SYS driver must be listed in CONFIG.SYS after VEMM.SYS.
Product Support
OS/2 1.3
OS/2 2.0 S
OS/2 2.1 S
OS/2 2.11 SMP S
OS/2 Warp 3 S
OS/2 Warp Connect S
OS/2 Warp 4 S
OS/2 Warp Server for e-Business S


Articles