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Neither the user window nor the driver window can be placed below 1 MB with the
Note
Linux NI-VXI driver. Therefore, the Place below 1 MB option and the Window Base
option will always be disabled.
VXI/VME-MXI-2 Configuration Editor
Note
Throughout this section, the term VXI/VME-MXI-2 denotes that the information
applies to both the VXI-MXI-2 and the VME-MXI-2.
© National Instruments Corporation
You also can disable this option. Disabling the user window causes the
PCI-MXI-2 to request the minimum amount of address space on the
PCI bus. With the window disabled, you will be unable to perform any
low-level function calls such as
.
MapVXIAddress()
It is recommended to have a user window of at least 64 KB, and the default
setting for the user window is set at this value. If you are going to be
initiating transfers to a wide variety of addresses in both A24 and A32, you
should increase the size of the user window. Any change you make to the
size of the user window requires that you reboot your computer.
The size of the driver window, however, is system defined and is not user
configurable.
Expansion ROM
Use the Enable expansion ROM control to enable or disable the PCI
expansion ROM. The expansion ROM is enabled by default. It is
recommended to retain the default setting. This option is included in
in case future versions of the PCI-MXI-2 do not implement a PCI
vxiedit
expansion ROM.
Before running the VXI/VME-MXI-2 Configuration Editor, you must run
.
resman
Chapter 6
VXIpeek()
6-17
NI-VXI Configuration Utility
,
, and
VXIpoke()
PCI-MXI-2 for Linux
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