MB86296 Datasheet, PDF (162/352 Pages) Fujitsu Component Limited. – PCI Graphics Controller Specification

FUJITSU LIMITED PRELIMINARY AND CONFIDENTIAL
12.2 PCI Configuration Registers Descriptions
In the following sections, the following abbreviations in the “Type” field apply:
RO: Register is Read -only, not loadable via EEPROM.
ER: Register is Read-only, loadable via EEPROM.
RW: Register is Read/Writable using PCI configuration transactions; not loadable via EEPROM.
For further information about these fields, please refer to the PCI Specification v2.1, Section6.
Vendor ID Register
Bit
Type Reset Value
15-0
ER
10CFh
Device ID Register
Bit
Type
Reset Value
15-0
ER
201Eh
PCI Command Register
Bit
Type
Reset Value
15-10
-
0
9
RW
0
8
RW
0
7
-
0
6
RW
0
5
-
0
4
RW
0
3
-
0
2
RW
0
1
RW
0
0
RW
0
Description
Identifies the vendor of the IC. The Reset Value represents the vendor
ID of Fujitsu Limited.
Description
ID of Fujitsu Limited PCI device (Coral device ID).
Description
Reserved
Fast Back-to-Back Master Enable. This is not supported by the Coral-PA
and should be set to ‘0’
System Error Enable. This is supported by the Coral-PA.
Reserved
Parity Error Enable. This is supported by the Coral-PA.
Reserved
Memory Write and Invalidate Enable. This feature is not supported in
master mode, but in slave mode the Coral-PA will convert any Memory
Write and Invalidate commands to Memory Write commands. This bit
should be set to ‘0’.
Reserved
Bus Master Enable. This bit must be set to ‘1’ by the user for correct
operation.
Memory Access Enable. This bit must be set to ‘1’ by the user for correct
operation.
I/O Access Enable. The Coral-PA does not do I/O Accesses.
MB86296S<Coral-PA>
152
Specification Manual Rev0.1