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AR# 33768

Aurora 8B/10B v4.2 - Channel bonding fails if it is synthesized by Synplify Pro/Premier

Description

If Aurora 8B/10B core is synthesized using Synplify Pro/Premier, Channel bonding fails and the following warning messagesare issued during Translate:

"WARNING:XdmHelpers:376 - Unexpected value of "3'h0" found for attribute

CHAN_BOND_LEVEL_0. Unable to convert this to the expected numeric value.

WARNING:XdmHelpers:376 - Unexpected value of "3'h0" found for attribute

CHAN_BOND_LEVEL_1. Unable to convert this to the expected numeric value."

Howcan Ifix this problem?

Solution

To solve this problem, change the value of CHAN_BOND_LEVEL_0 and CHAN_BOND_LEVEL_1 parameters in the following two files from "3'h0" to "0":

  • \example_design\gt\aurora_8b10b_v5_1_transceiver_wrapper.v
  • \example_design\gt\aurora_8b10b_v5_1_transceiver_tile.v

For example:

......

parameter CHAN_BOND_LEVEL_0 = 0

parameter CHAN_BOND_LEVEL_1 = 0

......

.TILE_CHAN_BOND_LEVEL_0 (0),

.TILE_CHAN_BOND_LEVEL_1 (0),

......

AR# 33768
Date Created 06/15/2011
Last Updated 12/15/2012
Status Active
Type General Article
IP
  • Aurora 8B/10B