Information

PCI Express Interface Controller
MPC8308 PowerQUICC II Pro Processor Reference Manual, Rev. 1
14-36 Freescale Semiconductor
14.4.4 PCI Express-Compatible Device-Specific Configuration Space
Registers
The PCI Express-compatible device-specific configuration space is a PCI Express-compatible
configuration space from 0x040 to 0x0FF (just above the 64-byte PCI Express-compatible configuration
header).
Reserved
Address
Offset (Hex)
PCI-Compatible Configuration Header
(See Section 14.4.1, “Common PCI Express-Compatible Configuration Header Registers,” for more information.)
000
03F
040
Power Mgmt Capabilities Next Pointer (0x4C) Power Mgmt Capability ID 044
Data
Power Management Status & Control 048
PCI Express Capabilities Next Pointer
(0x70 — EP mode)
(NULL — RC mode)
PCI Express Capability ID 04C
Device Capabilities 050
Device Status Device Control 054
Link Capabilities 058
Link Status Link Control 05C
Slot Capabilities 060
Slot Status Slot Control 064
Root Control (RC mode only) 068
Root Status 06C
MSI Message Control Next Pointer (NULL) MSI Message Capability ID 070
MSI Message Address 074
MSI Upper Message Address 078
MSI Message Data 07C
080
0FF
Figure 14-40. PCI Express-Compatible Device-Specific Configuration Space