From 0d00cbc97b47344e12e9eb943efb9ca29db66898 Mon Sep 17 00:00:00 2001 From: David Hashe Date: Mon, 20 Jul 2015 09:15:18 -0500 Subject: ruby: change router pipeline stages to 2 This patch changes the router pipeline stages from 4 to 2. The canonical 4-stage router is conservative while a lower-latency router with look ahead routing and speculative allocation is well acknowledged. --- src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc') diff --git a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc index f090e2a63..9ef2ca271 100644 --- a/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc +++ b/src/mem/ruby/network/garnet/fixed-pipeline/OutputUnit_d.cc @@ -102,7 +102,7 @@ OutputUnit_d::set_credit_link(CreditLink_d *credit_link) void OutputUnit_d::update_vc(int vc, int in_port, int in_vc) { - m_outvc_state[vc]->setState(ACTIVE_, m_router->curCycle() + Cycles(1)); + m_outvc_state[vc]->setState(ACTIVE_, m_router->curCycle()); m_outvc_state[vc]->set_inport(in_port); m_outvc_state[vc]->set_invc(in_vc); m_router->update_incredit(in_port, in_vc, -- cgit v1.2.3