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author | Gabe Black <gabeblack@google.com> | 2018-05-24 01:37:55 -0700 |
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committer | Gabe Black <gabeblack@google.com> | 2018-08-08 10:09:54 +0000 |
commit | 16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f (patch) | |
tree | 7b6faaacb4574a555e561534aa4a8508c0624c32 /src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp | |
parent | 7235d3b5211d0ba8f528d930a4c1e7ad62eec51a (diff) | |
download | gem5-16fa8d7cc8c92f5ab879e4cf9c6c0bbb3567860f.tar.xz |
systemc: Import tests from the Accellera systemc distribution.
Change-Id: Iad76b398949a55d768a34d027a2d8e3739953da6
Reviewed-on: https://gem5-review.googlesource.com/10845
Reviewed-by: Giacomo Travaglini <giacomo.travaglini@arm.com>
Maintainer: Gabe Black <gabeblack@google.com>
Diffstat (limited to 'src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp')
-rw-r--r-- | src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp b/src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp new file mode 100644 index 000000000..2fdb37151 --- /dev/null +++ b/src/systemc/tests/systemc/misc/sim_tests/cycle_dw8051_demo/peripheral.cpp @@ -0,0 +1,65 @@ +/***************************************************************************** + + 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. + + *****************************************************************************/ + +/***************************************************************************** + + peripheral.cpp -- + + Original Author: Martin Janssen, Synopsys, Inc., 2002-02-15 + + *****************************************************************************/ + +/***************************************************************************** + + MODIFICATION LOG - modifiers, enter your name, affiliation, date and + changes you are making here. + + Name, Affiliation, Date: + Description of Modification: + + *****************************************************************************/ + +#include "peripheral.h" + +void peripheral::entry() { + unsigned int buffer_in = 0; + unsigned int buffer_out = 0; + wait(); + + while(true) { + unsigned int addr = mem_addr.read().to_uint(); + unsigned int data = mem_data_out.read().to_uint(); + + if(!mem_wr_n.read() && (addr==0x10)) { + // write + cout << "peripheral: receive " << data << endl; + buffer_in = data; + wait(100); + buffer_out = buffer_in; + } + + if(!mem_rd_n.read() && (addr==0x11)) { + // read + mem_data_in.write( sc_bv<8>( buffer_out ) ); + cout << "peripheral: send " << buffer_out << endl; + wait(); + } + wait(); + } +} |