Altera Arria V Avalon-ST User Manual
Page 103
Figure 5-7: PCI Express Capability Structure - Byte Address Offsets and Layout
In the following table showing the PCI Express Capability Structure, registers that are not applicable to a
device are reserved.
0x080
0x084
0x088
0x08C
0x090
0x094
0x098
0x09C
0x0A0
0x0A4
0x0A8
0x0AC
0x0B0
0x0B4
0x0B8
PCI Express Capabilities Register
Next Cap Pointer
Device Capabilities
Device Status
Device Control
Slot Capabilities
Root Status
Device Compatibilities 2
Link Capabilities 2
Link Status 2
Link Control 2
Slot Capabilities 2
Slot Status 2
Slot Control 2
31
24 23
16 15
8 7
0
PCI Express
Capabilities ID
Link Capabilities
Link Status
Link Control
Slot Status
Slot Control
Device Status 2
Device Control 2
Root Capabilities
Root Control
5-8
PCI Express Capability Structures
2014.12.15
Altera Corporation
Registers