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PCI Bus 0
PCI Bus 0
SENTINEL
5 - 8
PCI bus 0 is running at 32-bit and 33 MHz.
Table 16: Devices on PCI Bus 0
PCI Device
Discovery PCI Inter-
face 0
PCI-to-CompactPCI
bridge
Table 17: PCI Bus 0 Interrupt Routing
PCI Device
Discovery PCI Interface 0
PCI-to-CPCI Bridge SENTINEL
Motorola SENTINEL is used as PCI-to-CompactPCI universal bridge that
enables the board to work as either CompactPCI system (host) or periph-
eral board. SENTINEL is capable to run in either 3.3V or 5V VIO environ-
ment. For further information, refer to "Installation in a Powered System
Supporting Hot Swap" page 2-18.
The table below lists all fields in the SPROM of the SENTINEL, the contents
loaded into the registers at power up.
Note: Invalid SPROM contents may cause malfunction of the board.
Device Type
ID SEL
GT-64260A
31
SENTINEL
30
Device Interrupt
Dev. No.
PCI IRQ
21
INTA#
20
INTA# ..
INTD#
Interrupt Received by
System Controller
INTA#
INTD#
INTA#
INTC#
INTB#
INTD#
INTC#
INTA#
INTD#
INTB#
Buses
REQ/GNT
Internal
4
PPC/CPCI-690
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