l-fw322-06-db ETC-unknow, l-fw322-06-db Datasheet - Page 27

• Manufacturer Part Number: l-fw322-06-db
• Description: Phy/link Open Host Controller Interface
• Manufacturer: ETC-unknow

Data Sheet, Rev. 1
December 2005
Internal Registers
Class Code and Revision ID Registers
The Class Code register and Revision ID register categorize the FW322 as a serial bus controller (0Ch),
controlling a 1394 bus (00h), with an OHCI programming model (10h). Furthermore, the chip revision is indicated
in the lower byte.
Offset:
Default:
Type:
Reference:
Table 6. Class Code and Revision ID Register Description
* x is a minor revision number of the FW322 06 and may be any value from 0 hex to F hex.
Agere Systems Inc.
31:24
23:16
15:8
Bit
7:0
BASECLASS
SUBCLASS
Field Name
CHIPREV
0C00 106xh*
PCI Local Bus Specification, Rev. 2.2, Section 6.2.1 and 1394 Open Host Controller Interface
Specification, Rev. 1.1, Section A.3.3 and A.3.4.
08h
Read only
PGMIF
(continued)
Type
R
R
R
R
Base Class. This field returns 0Ch when read, which classifies the func-
tion as a serial bus controller.
Subclass. This field returns 00h when read, which specifically classifies
the function as a 1394 serial bus controller.
Programming Interface. This field returns 10h when read, indicating
that the programming model is compliant with the 1394 Open Host
Controller Interface Specification.
Silicon Revision. This field returns 6xh* when read, indicating the
silicon revision of the FW322.
PCI PHY/Link Open Host Controller Interface
Description
FW322 06 1394a
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