Motorola MVME2300 Series 用户手册
Raven Registers
http://www.motorola.com/computer/literature
2-33
2
Revision ID Register
REVID
Revision ID. Identifies the Raven revision level. This
register is duplicated in the PCI Configuration registers.
register is duplicated in the PCI Configuration registers.
General Control-Status/Feature Registers
LEND
Endian Select. If set, the MPC bus is operating in little-
endian mode. The MPC address will be modified as
described in the
endian mode. The MPC address will be modified as
described in the
section. When LEND is clear, the MPC bus is operating in
big-endian mode, and all data to/from PCI is swapped as
described in the
big-endian mode, and all data to/from PCI is swapped as
described in the
section.
Address
$FEFF0004
Bit
0 1 2 3 4 5 6 7 8 9
1
0
0
1
1
1
1
2
2
1
3
3
1
4
4
1
5
5
1
6
6
1
7
7
1
8
8
1
9
9
2
0
0
2
1
1
2
2
2
2
3
3
2
4
4
2
5
5
2
6
6
2
7
7
2
8
8
2
9
9
3
0
0
3
1
1
Name
REVID
Operation
R
R
R
R
Reset
$00
$02
$00
$00
Address
$FEFF0008
Bit
0 1 2 3 4 5 6 7 8 9
1
0
0
1
1
1
1
2
2
1
3
3
1
4
4
1
5
5
1
6
6
1
7
7
1
8
8
1
9
9
2
0
0
2
1
1
2
2
2
2
3
3
2
4
4
2
5
5
2
6
6
2
7
7
2
8
8
2
9
9
3
0
0
3
1
1
Name
GCSR
FEAT
LEND
BHOG
FLBRD
MBT1
MBT0
P6
4
4
MA
RB
MPIC
MID
1
MID
0
EXT1
4
EXT1
3
EXT1
2
EXT1
1
EXT1
0
EXT0
9
EXT0
8
EXT0
7
EXT0
6
EXT0
5
EXT0
4
EXT0
3
EXT0
2
EXT0
1
EXT0
0
Operation
R/
W
W
R
R
R
R/
W
W
R/
W
W
R/
W
W
R/
W
W
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
R
Reset
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1
0/
1