XVME-6500
USER
’S MANUAL
Acromag, Inc. Tel: 248-295-0310
- 20 -
http://www.acromag.com
- 20 -
www.acromag.com
3.1.5 VME PCIe Configuration Switch SW6
Table 3.1.e summarizes the functions, settings, and descriptions for dip
switches SW6-1 thru SW6-8.
Table 3.1.e: VME Configuration Switch SW6
VMEbus PCIe Configuration Switch SW6
Position
Function
Function Description
1
PCIe_EPMEM
_PF_A64
Enable PCIe End-point Prefetchable Memory
in A64 addressing (OFF by default)
2-4
PCIe_EPMEM
_PF_SIZ
PCIe End-point Prefetchable Memory BAR
Size,
Sw.2-Sw.3-Sw.4
OFF-OFF-OFF : Not Enabled
ON-OFF-OFF : 64 Mbytes (default)
OFF-ON-OFF : 128 MBytes
ON-ON-OFF : 256 Mbytes
OFF-OFF-ON : 512 Mbytes
ON-OFF-ON : 1024 Mbytes
OFF-ON-ON : 2048 Mbytes
ON-ON-ON : 4096 MBytes
5-7
PCIe_EPMEM
_NoPF_SIZ
PCIe End-point Non-Prefetchable Memory BAR
Size,
Sw.5-Sw.6-Sw.7
OFF-OFF-OFF : Not Enabled
ON-OFF-OFF : 4 Mbytes (default)
OFF-ON-OFF : 8 MBytes
ON-ON-OFF : 16 Mbytes
OFF-OFF-ON : 32 Mbytes
ON-OFF-ON : 64 Mbytes
OFF-ON-ON : 128 Mbytes
ON-ON-ON : 256 MBytes
8
PCIe_EPMEM
_IO_4K
PCIe End-point IO Space
OFF : IO Space 256 Bytes
ON : IO Space 4 Kbytes (default)
SW6 is for the PCIe memory configuration of the VME bridge. Do not use a
prefetchable memory BAR size greater than 1024 Mbytes while in A32
addressing mode (SW6-1 off).
