Extended Features Register 2 - Motorola MVME5100 Programmer's Reference Manual

Extended Features Register 2

This register is used to read if a PMC board is present or if a PCI expansion
slot is present.
Table 1-17. Extended Features Register 2
REG
BIT RD0
FIELD
OPER R
RESET x
REQUIRED O
OR
OPTIONAL
PCIXP_L
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Extended Features Register 2 - Offset 80F0h
RD1 RD2
R R
x x
O O
PCI Expansion Slot Present. If set, there is no PCIX device
installed. If cleared, the PCIX slot contains a PCI Mezzanine Card.
RD3 RD4 RD5
R R R
x x x
O O O
PCI Local Bus
RD6 RD7
R R
x x
O O
1-33
1