diff options
Diffstat (limited to 'src/systemc/tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.cpp')
-rw-r--r-- | src/systemc/tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.cpp | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/systemc/tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.cpp b/src/systemc/tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.cpp new file mode 100644 index 000000000..8ac09cc9b --- /dev/null +++ b/src/systemc/tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.cpp @@ -0,0 +1,49 @@ +/***************************************************************************** + + Licensed to Accellera Systems Initiative Inc. (Accellera) under one or + more contributor license agreements. See the NOTICE file distributed + with this work for additional information regarding copyright ownership. + Accellera licenses this file to you under the Apache License, Version 2.0 + (the "License"); you may not use this file except in compliance with the + License. You may obtain a copy of the License at + + http://www.apache.org/licenses/LICENSE-2.0 + + Unless required by applicable law or agreed to in writing, software + distributed under the License is distributed on an "AS IS" BASIS, + WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or + implied. See the License for the specific language governing + permissions and limitations under the License. + + *****************************************************************************/ + +#include "tlm_core/tlm_2/tlm_quantum/tlm_global_quantum.h" +#include "sysc/kernel/sc_simcontext.h" // sc_time_stamp + +namespace tlm { + +tlm_global_quantum::tlm_global_quantum() + : m_global_quantum(sc_core::SC_ZERO_TIME) +{} + + +tlm_global_quantum& tlm_global_quantum::instance() +{ + static tlm_global_quantum instance_; + return instance_; +} + + +sc_core::sc_time +tlm_global_quantum::compute_local_quantum() +{ + if (m_global_quantum != sc_core::SC_ZERO_TIME) { + const sc_core::sc_time current = sc_core::sc_time_stamp(); + const sc_core::sc_time g_quant = m_global_quantum; + return g_quant - (current % g_quant); + } else { + return sc_core::SC_ZERO_TIME; + } +} + +} // namespace tlm |