Achronix Speedster22i PCIe User Manual

Page 55

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UG030, April 26, 2013

Field Name

Default

Values

Description

Verilog Parameter

Extended
Tag Field
Supported

Yes

Yes, No

CFG_CONTROL_PCIE_D
EV_CAP_EXTENDED_T
AG_FIELD_SUPPORTED

Max
Payload Size

512

128, 256, 512,
1024, 2048,
4096

CFG_CONTROL_PCIE_D
EV_CAP_MAX_PAYLOA
D_SIZE_SUPPORTED

Phantom
Function
Supported

00, 01, 10, 11

Phantom Functions Supported



00 - No phantom
functions supported
(recommended default)



01 - The most significant
bit of the Function
number in Requester ID
is used for Phantom
Functions; a multi-
Function device is
permitted to implement
Functions 0-3. Functions
0, 1, 2, and 3 are
permitted to use Function
Numbers 4, 5, 6, and 7

CFG_CONTROL_PCIE_D
EV_CAP_PHANTOM_F
UNCTIONS_SUPPORTE
D