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 F820,300016 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 F820,400016 identifies the Katana®752i.
Register 6-5: Product ID
PIR: Product Identification register:
0416=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 F820,500016 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