
Device Identification Registers
Table 3-4: Device ID Registers
The following table lists the default values of the read-only Device ID registers. You can use the parameter editor
to change the values of these registers. Refer to Type 0 Configuration Space Registers for the layout of the Device
Identification registers.
Register Name Range Default Value Description
Vendor ID 16 bits 0x00000000 Sets the read-only value of the Vendor ID register. This
parameter cannot be set to 0xFFFF, per the PCI Express
Specification.
Address offset: 0x000.
Device ID 16 bits 0x00000000 Sets the read-only value of the Device ID register. This
register is only valid in the Type 0 (Endpoint) Configu‐
ration Space.
Address offset: 0x000.
Revision ID 8 bits 0x00000000 Sets the read-only value of the Revision ID register.
Address offset: 0x008.
Class code 24 bits 0x00000000 Sets the read-only value of the Class Code register.
Address offset: 0x008.
Subsystem
Vendor ID
16 bits 0x00000000 Sets the read-only value of the Subsystem Vendor ID
register in the PCI Type 0 Configuration Space. This
parameter cannot be set to 0xFFFF per the PCI Express
Base Specification. This value is assigned by PCI-SIG to
the device manufacturer. This register is only valid in
the Type 0 (Endpoint) Configuration Space.
Address offset: 0x02C.
Subsystem
Device ID
16 bits 0x00000000 Sets the read-only value of the Subsystem Device ID
register in the PCI Type 0 Configuration Space.
Address offset: 0x02C
Related Information
PCI Express Base Specification 3.0
UG-01145_avmm
2015.05.14
Device Identification Registers
3-7
Parameter Settings
Altera Corporation
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