Table 1-12. Pci Bus C Status Register - Motorola MVME3100 Programmer's Manual

Table 1-12. PCI Bus C Status Register

REG PCI Bus C Status Register - 0xE2000006
BIT 7 6
FIELD
OPER R R
RESET X X
PCI_C_SPD
PCI bus C speed. Indicates the frequency of PCI bus C.
00: 33 MHz
01: 66 MHz
10: 100 MHz
11: 133 MHz
PCIX_C
PCI-X bus C. A set condition indicates that bus C is operating in
PCI-X mode. A cleared condition indicates PCI mode.
PCI_C_64B
PCI bus C 64-bit. A set condition indicates that bus C is enabled to operate in 64-bit mode. A cleared
condition indicates 32-bit mode.
RSVD
Reserved for future implementation.
5 4 3 2
R R R R
X 0 1 X
MVME3100 Programmer's Guide (V3100A/PG1)
Chapter 1 Board Description and Memory Maps
1 0
R R
X X
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