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Power management – Altera Arria V Hard IP for PCI Express User Manual

Page 70

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5–6

Chapter 5: Parameter Settings for the Avalon-MM Arria V Hard IP for PCI Express

PCI Express/PCI Capabilities

Arria V Hard IP for PCI Express

December 2013

Altera Corporation

User Guide

MSI

Table 5–7

describes the MSI Capabilities register parameters.

Table 5–7. MSI and MSI-X Capabilities

0x05C

,

Parameter

Value

Description

MSI messages
requested

1, 2, 4,

8, 16

Specifies the number of messages the Application Layer can request. Sets the
value of the

Multiple Message Capable

field of the

Message Control

register, 0x050[31:16].