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Device Bus PLD: Product Identification
10006024-04 Katana
®
752i User’s Manual
6-3
SREN: PCI SERR Enable interrupt routed from PCI SERR to MV64460:
1=Enabled to generate an interrupt
0=Disabled (default)
PREN: PCI PERR Enable interrupt routed from PCI PERR to MV64460:
1=Enabled to generate an interrupt
0=Disabled (default)
The Interrupt Pending register at hex location F820,3000
16
allows software to determine
which source has caused an interrupt, as follows.
Register 6-4: Interrupt Pending
SERR: PCI SERR Enable
1=SERR has occurred and is enabled (IER SR1EN=1)
0=No SERR (default).
PERR: PCI PERR Enable
1=PERR has occurred and is enabled (IER PR1EN=1)
0=No PERR (default).
PRODUCT IDENTIFICATION
The read-only Product ID register at hex location F820,4000
16
identifies the Katana
®
752i.
Register 6-5: Product ID
PIR: Product Identification register:
04
16
=Katana
®
752i
PCI ENUMERATION
The Katana
®
752i provides a register for status and control of enumeration. In a Monarch
system, the EReady register at hex location F820,5000
16
is readable to indicate that other
boards in the system are ready for enumeration. In a non-Monarch system, the register is
writeable to indicate the Katana
®
752i is ready for enumeration.
76543210
Reserved SERR PERR
76543210
PIR