PCI Bridge
MPC8260 PowerQUICC II Family Reference Manual, Rev. 2
9-50 Freescale Semiconductor

Figure 9-37. Revision ID Register

9.11.2.6 PCI Bus Programming Interface Register

Figure 9-38 and Table9-25 describe the PCI bus pr ogramming interface register.

Figure 9-38. PCI Bus Programming Interface Register

9.11.2.7 Subclass Code Register

Figure 9-39 and Table9-26 describe the subclass code register.

7 0
Field RID
Reset Refer to Table 9- 24.
R/W R
Addr 0x08

Table9-24. Revision ID Register Description

Bits Name Reset
Value Description
7–0 Revision ID Revision
Dependent
Specifies a device-specific revision code for the PowerQUICC II
(assigned by Freescale). Revision ID = 0x11 for .25 micron revisions
A.0, B.1, and C.0
7 0
Field PI
Reset Refer to Table 9- 25.
R/W R
Addr 0x09

Table9-25. PCI Bus Programming Interface Register Description

Bits Name Description
7–0 Programming interface 0x00 When the PCI bridge is configured as host bridge.
0x01 When the PCI bridge is configured as a peripheral device to indicate the
programming model supports the I2O interface.