Table 6-9 Pci Bus B Status Register - SMART Embedded Computing MVME3100 Installation And Use Manual

PCI Bus Status Registers
Reserved for future implementation.
Table 6-9
REG
BIT
FIELD
OPER
RESET
PCI_B_SPD
PCI bus B speed. Indicates the frequency of PCI bus B.
00: 33MHz
01: 66MHz
10: 100MHz
11: 133MHz
PCIX_B
PCI-X bus B. A set condition indicates that bus B is operating in PCI-X mode. A cleared
condition indicates PCI mode.
PCI_B_64B
PCI bus B 64-bit. A set condition indicates that bus B is enabled to operate in 64-bit mode.
A cleared condition indicates 32-bit mode.
ERDY1
EREADY1. Indicates that the PrPMC module installed in PMC site 1 is ready for
enumeration when set. If cleared, the PrPMC module is not ready for enumeration. If no
PrPMC is installed, this bit is always set.
ERDY2
EREADY2. Indicates that the PrPMC module installed in PMC site 2 is ready for
enumeration when set. If cleared, the PrPMC module is not ready for enumeration. If no
PrPMC is installed, the bit is always set.
5.0V_VIO
110
PCI Bus B Status Register
PCI Bus B Status Register - 0xE2000005
7 6 5
R R R
X X X
MVME3100 Single Board Computer Installation and Use (6806800M28H)
4 3 2
R R R
0 1 X
Memory Maps
1 0
R R
X X