Pci Slave Attribute/ Offset (0,1,2 And 3) Registers - Motorola MVME2600 Series Reference Manual

Mvme2600/2700 series single board computer
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Raven PCI Host Bridge & Multi-Processor Interrupt Controller Chip
2

PCI Slave Attribute/ Offset (0,1,2 and 3) Registers

Offset
Bit
3
1
Name
Operation
Reset
2-48
START
Start Address. This field determines the start address of
a particular memory area on the PCI bus which will be
used to access MPC bus resources. The value of this field
will be compared with the upper 16 bits of the incoming
PCI address.
END
End Address. This field determines the end address of a
particular memory area on the PCI bus which will be used
to access MPC bus resources. The value of this field will
be compared with the upper 16 bits of the incoming PCI
address.
3
2
2
2
2
2
2
2
2
2
0
9
8
7
6
5
4
3
2
1
PSOFFx
R/W
$0000
INV
Invalidate Enable. If set, the MPC master will issue a
transfer type code which specifies the current transaction
should cause an invalidate for each MPC transaction
originated by the corresponding PCI slave. The transfer
type codes generated are shown in Table 2-3.
GBL
Global Enable. If set, the MPC master will assert the
GBL* pin for each MPC transaction originated by the
corresponding PCI slave.
PSATT0/PSOFF0 - $84
PSATT1/PSOFF1 - $8C
PSATT2/PSOFF2 - $94
PSATT3/PSOFF3 - $9C
2
1
1
1
1
1
1
1
1
1
0
9
8
7
6
5
4
3
2
1
R
$00
1
0 9 8 7 6 5 4 3 2 1 0
PSATTx

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