Xembedded XPMC-9100, Manual

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Installation Guide XCPC-9100
XCPC-9100 Switch and Header Information
Option Header (P6)
The following signals are set via jumpers on the 20-Pin Option Header designated
Signal Definition
P_BOOT Primary Port Boot Priority.
Add Jumper to give secondary port boot priority in Non-Transparent mode
S_PCIXCAP Secondary Bus PCI-X Capability.
Add Jumper if Secondary PCI Bus is Not PCI-X capable
P_PCIXCAP Primary Bus PCI-X Capability Pin.
Add Jumper if Primary PCI Bus is Not PCI-X capable
P_M66EN Primary Bus 66 MHz Enable
Add Jumper if Primary PCI Bus is Not Capable of 66 MHz operation
S_M66EN Secondary Bus 66 MHz Enable
Add Jumper if Secondary PCI Bus is Not Capable of 66 MHz operation
XB_MEM Cross-Bridge Memory Enable.
Remove Jumper to allow the PCI Bridge to claim 16 MB of memory and allow lower
priority boot ports to proceed without waiting for the Base Address Registers to be
programmed
PMC/A_*MON PMC-A Monarch Mode
Add Jumper if PMC-A is to be set as monarch. Leave open otherwise
PMC/B_*MON PMC-B Monarch Mode
Add Jumper if PMC-B is to be set as monarch. Leave open otherwise
GPIO04 Add Jumper to connect secondary bus *ENUM signal to the GPIO04 pin of the
This signal is used as part of the Hot-Swap mechanism to ensure proper enumeration
of a newly inserted board
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