Hot plug messages – Altera Stratix V Avalon-ST User Manual
Page 188
Message
Root Port
Endpoint
Generated by
Comments
App
Layer
Core
Core (with
App Layer
input)
Vendor
Defined
Type 1
Transmit
Receive
Transmit
Receive
Yes
No
No
Hot Plug Messages
Table 11-7: Locked Transaction Message
Message
Root Port
Endpoint
Generated by
Comments
App
Layer
Core
Core (with
App Layer
input)
Attentio
n_
indicator
On
Transmit
Receive
No
Yes
No
Per the recommendations in the
PCI Express Base Specification
Revision , these messages are not
transmitted to the Application
Layer.
Attentio
n_
Indicato
r Blink
Transmit
Receive
No
Yes
No
Attentio
n_
indicator
Off
Transmit
Receive
No
Yes
No
Power_
Indicato
r On
Transmit
Receive
No
Yes
No
Power_
Indicato
r Blink
Transmit
Receive
No
Yes
No
Power_
Indicato
r Off
Transmit
Receive
No
Yes
No
UG-01097_avst
2014.08.18
Hot Plug Messages
11-5
Transaction Layer Protocol (TLP) Details
Altera Corporation