Altera Cyclone V User Manual page 102

8–2
Table 8–1. Supported Message Types
Root
Message
Port
Error Signaling Messages
ERR_COR Receive
ERR_NONFATAL Receive
ERR_FATAL Receive
Locked Transaction Message
Unlock Message Transmit
Slot Power Limit Message
Transmit
Set Slot Power
(2)
Limit
Vendor-defined Messages
Transmit
Vendor Defined Type 0
Receive
Transmit
Vendor Defined Type 1
Receive
Cyclone V Hard IP for PCI Express
(2)
(Part 2 of 3)
Generated by
Core (with
Endpoint
App
Core App Layer
Layer
Transmit No Yes
Transmit No Yes
Transmit No Yes
Receive Yes No
Receive No Yes
Transmit
Yes No
Receive
Transmit
Yes No
Receive
Chapter 8: Transaction Layer Protocol (TLP) Details
input)
In addition to detecting errors, a Root Port
also gathers and manages errors sent by
downstream components through the
ERR_COR, ERR_NONFATAL, AND ERR_FATAL
Error Messages. In Root Port mode, there are
two mechanisms to report an error event to
the Application Layer:
serr_out output signal. When set,
■
indicates to the Application Layer that an
error has been logged in the AER capability
No
structure
aer_msi_num input signal. When the
■
Implement advanced error reporting
option is turned on, you can set
aer_msi_num to indicate which MSI is
being sent to the root complex when an
error is logged in the AER Capability
structure.
No
No
No
No In Root Port mode, through software.
No
No
November 2011 Altera Corporation
Supported Message Types
Comments
(2)