| /***************************************************************************** |
| |
| 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. |
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| *****************************************************************************/ |
| |
| // sync_reset.cpp -- test for |
| // |
| // Original Author: John Aynsley, Doulos, Inc. |
| // |
| // MODIFICATION LOG - modifiers, enter your name, affiliation, date and |
| // |
| // $Log: sync_reset.cpp,v $ |
| // Revision 1.2 2011/05/08 19:18:46 acg |
| // Andy Goodrich: remove extraneous + prefixes from git diff. |
| // |
| |
| // sync_reset_on/off |
| |
| #define SC_INCLUDE_DYNAMIC_PROCESSES |
| |
| #include <systemc> |
| |
| using namespace sc_core; |
| using std::cout; |
| using std::endl; |
| |
| struct M2: sc_module |
| { |
| M2(sc_module_name _name) |
| { |
| SC_THREAD(ticker); |
| SC_THREAD(calling); |
| SC_THREAD(target1); |
| t1 = sc_get_current_process_handle(); |
| |
| sc_spawn_options opt; |
| opt.spawn_method(); |
| opt.dont_initialize(); |
| opt.set_sensitivity( &t1.reset_event() ); |
| sc_spawn(sc_bind( &M2::reset_handler, this ), "reset_handler", &opt); |
| |
| SC_THREAD(target2); |
| t2 = sc_get_current_process_handle(); |
| |
| SC_METHOD(target3); |
| sensitive << ev; |
| t3 = sc_get_current_process_handle(); |
| |
| count = 1; |
| f0 = f1 = f2 = f3 = f4 = f5 = f6 = f7 = f8 = f9 = 0; |
| f10 = f11 = f12 = f13 = f14 = f15 = f16 = f17 = f18 = f19 = 0; |
| f20 = f21 = f22 = f23 = f24 = f25 = f26 = f27 = f28 = f29 = 0; |
| f30 = f31 = f32 = f33 = f34 = f35 = f36 = f37 = f38 = f39 = 0; |
| f40 = f41 = f42 = f43 = f44 = f45 = f46 = f47 = f48 = f49 = 0; |
| } |
| |
| sc_process_handle t1, t2, t3; |
| sc_event ev; |
| int count; |
| |
| int f0, f1, f2, f3, f4, f5, f6, f7, f8, f9; |
| int f10, f11, f12, f13, f14, f15, f16, f17, f18, f19; |
| int f20, f21, f22, f23, f24, f25, f26, f27, f28, f29; |
| int f30, f31, f32, f33, f34, f35, f36, f37, f38, f39; |
| int f40, f41, f42, f43, f44, f45, f46, f47, f48, f49; |
| |
| void ticker() |
| { |
| for (;;) |
| { |
| wait(10, SC_NS); |
| sc_assert( !sc_is_unwinding() ); |
| ev.notify(); |
| } |
| } |
| |
| void calling() |
| { |
| count = 1; |
| wait(15, SC_NS); |
| // Target runs at 10 NS |
| |
| count = 2; |
| t1.sync_reset_on(); |
| // Target does not run at 15 NS |
| |
| wait(10, SC_NS); |
| // Target is reset at 20 NS |
| |
| count = 3; |
| wait(10, SC_NS); |
| // Target is reset again at 30 NS |
| |
| count = 4; |
| t1.sync_reset_off(); |
| // Target does not run at 35 NS |
| |
| wait(10, SC_NS); |
| // Target runs at 40 NS |
| |
| count = 5; |
| t1.sync_reset_off(); |
| // Double sync_reset_off |
| |
| wait(10, SC_NS); |
| // Target runs at 50 NS |
| |
| count = 6; |
| t1.sync_reset_on(); |
| t1.disable(); |
| wait(10, SC_NS); |
| // Target does not run at 60 NS |
| |
| count = 7; |
| t1.enable(); |
| // Target does not run at 65 NS |
| wait(10, SC_NS); |
| // Target reset at 70 NS |
| |
| count = 8; |
| t1.disable(); |
| wait(10, SC_NS); |
| // Target does not run at 80 NS |
| |
| count = 9; |
| t1.sync_reset_off(); |
| wait(10, SC_NS); |
| // Target still disabled at 90 NS |
| |
| count = 10; |
| t1.enable(); |
| wait(10, SC_NS); |
| // Target runs at 100 NS |
| |
| count = 11; |
| t1.suspend(); |
| wait(10, SC_NS); |
| // Target does not run at 110 NS |
| |
| count = 12; |
| wait(10, SC_NS); |
| // Target still suspended at 120 NS |
| |
| count = 13; |
| t1.resume(); |
| // Target runs at 125 NS |
| wait(1, SC_NS); |
| |
| count = 14; |
| wait(9, SC_NS); |
| // Target runs again at 130 NS |
| |
| count = 15; |
| t1.sync_reset_on(); |
| // Double sync_reset_on |
| wait(10, SC_NS); |
| // Target reset at 140 NS |
| |
| count = 16; |
| t1.sync_reset_off(); |
| wait(10, SC_NS); |
| // Target runs at 150 NS |
| |
| count = 17; |
| t1.sync_reset_off(); |
| wait(10, SC_NS); |
| // Target runs at 160 NS |
| |
| count = 18; |
| t1.sync_reset_on(); |
| wait(10, SC_NS); |
| // Target reset at 170 NS |
| |
| count = 19; |
| t1.reset(); |
| // Target reset at 175 NS |
| wait(SC_ZERO_TIME); |
| |
| count = 20; |
| wait(1, SC_NS); |
| t1.reset(); |
| // Target reset at 176 NS |
| |
| count = 21; |
| t1.reset(); |
| // Target reset at 176 NS |
| wait(1, SC_NS); |
| |
| count = 22; |
| wait(8, SC_NS); |
| // Target reset at 180 NS |
| |
| count = 23; |
| wait(10, SC_NS); |
| // Target reset at 190 NS |
| |
| count = 24; |
| t1.sync_reset_off(); |
| wait(10, SC_NS); |
| // Target runs at 200 NS |
| |
| count = 25; |
| wait(10, SC_NS); |
| // Target runs at 210 NS |
| |
| count = 26; |
| t1.reset(); |
| wait(SC_ZERO_TIME); |
| // Target reset at 215 |
| |
| t1.disable(); // Close it down |
| wait(sc_time(300, SC_NS) - sc_time_stamp()); |
| |
| count = 27; |
| t2.resume(); |
| wait(SC_ZERO_TIME); |
| |
| count = 28; |
| wait(15, SC_NS); |
| |
| count = 29; |
| t2.sync_reset_on(); |
| wait(10, SC_NS); |
| |
| t2.sync_reset_off(); |
| t2.suspend(); |
| wait(sc_time(405, SC_NS) - sc_time_stamp()); |
| |
| count = 30; |
| t3.resume(); |
| wait(SC_ZERO_TIME); |
| |
| count = 31; |
| wait(10, SC_NS); |
| |
| count = 32; |
| t3.sync_reset_on(); |
| wait(10, SC_NS); |
| |
| sc_stop(); |
| } |
| |
| void target1() |
| { |
| //cout << "Target1 called/reset at " << sc_time_stamp() << " count = " << count << endl; |
| switch (count) |
| { |
| case 1: sc_assert( sc_time_stamp() == sc_time(0, SC_NS) ); f0=1; break; |
| case 2: sc_assert( sc_time_stamp() == sc_time(20, SC_NS) ); f1=1; break; |
| case 3: sc_assert( sc_time_stamp() == sc_time(30, SC_NS) ); f2=1; break; |
| case 7: sc_assert( sc_time_stamp() == sc_time(70, SC_NS) ); f3=1; break; |
| case 15: sc_assert( sc_time_stamp() == sc_time(140, SC_NS) ); f4=1; break; |
| case 18: sc_assert( sc_time_stamp() == sc_time(170, SC_NS) ); f5=1; break; |
| case 19: sc_assert( sc_time_stamp() == sc_time(175, SC_NS) ); f6=1; break; |
| case 20: sc_assert( sc_time_stamp() == sc_time(176, SC_NS) ); f7=1; break; |
| case 21: sc_assert( sc_time_stamp() == sc_time(176, SC_NS) ); f8=1; break; |
| case 22: sc_assert( sc_time_stamp() == sc_time(180, SC_NS) ); f9=1; break; |
| case 23: sc_assert( sc_time_stamp() == sc_time(190, SC_NS) ); f10=1; break; |
| case 26: sc_assert( sc_time_stamp() == sc_time(215, SC_NS) ); f11=1; break; |
| default: sc_assert( false ); break; |
| } |
| |
| for (;;) |
| { |
| try { |
| wait(ev); |
| //cout << "Target1 awoke at " << sc_time_stamp() << " count = " << count << endl; |
| sc_assert( !sc_is_unwinding() ); |
| switch (count) |
| { |
| case 1: sc_assert( sc_time_stamp() == sc_time(10, SC_NS) ); f12=1; break; |
| case 4: sc_assert( sc_time_stamp() == sc_time(40, SC_NS) ); f13=1; break; |
| case 5: sc_assert( sc_time_stamp() == sc_time(50, SC_NS) ); f14=1; break; |
| case 10: sc_assert( sc_time_stamp() == sc_time(100, SC_NS) ); f15=1; break; |
| case 13: sc_assert( sc_time_stamp() == sc_time(125, SC_NS) ); f16=1; break; |
| case 14: sc_assert( sc_time_stamp() == sc_time(130, SC_NS) ); f17=1; break; |
| case 16: sc_assert( sc_time_stamp() == sc_time(150, SC_NS) ); f18=1; break; |
| case 17: sc_assert( sc_time_stamp() == sc_time(160, SC_NS) ); f19=1; break; |
| case 24: sc_assert( sc_time_stamp() == sc_time(200, SC_NS) ); f20=1; break; |
| case 25: sc_assert( sc_time_stamp() == sc_time(210, SC_NS) ); f21=1; break; |
| default: sc_assert( false ); break; |
| } |
| } |
| catch (const sc_unwind_exception& ex) { |
| sc_assert( sc_is_unwinding() ); |
| sc_assert( ex.is_reset() ); |
| throw ex; |
| } |
| } |
| } |
| |
| void reset_handler() |
| { |
| //cout << "reset_handler awoke at " << sc_time_stamp() << " count = " << count << endl; |
| sc_assert( !sc_is_unwinding() ); |
| switch (count) |
| { |
| case 2: sc_assert( sc_time_stamp() == sc_time(20, SC_NS) ); f22=1; break; |
| case 3: sc_assert( sc_time_stamp() == sc_time(30, SC_NS) ); f23=1; break; |
| case 7: sc_assert( sc_time_stamp() == sc_time(70, SC_NS) ); f24=1; break; |
| case 15: sc_assert( sc_time_stamp() == sc_time(140, SC_NS) ); f27=1; break;; |
| case 18: sc_assert( sc_time_stamp() == sc_time(170, SC_NS) ); f28=1; break; |
| case 19: sc_assert( sc_time_stamp() == sc_time(175, SC_NS) ); f29=1; break; |
| case 21: sc_assert( sc_time_stamp() == sc_time(176, SC_NS) ); f31=1; break; |
| case 22: sc_assert( sc_time_stamp() == sc_time(180, SC_NS) ); f32=1; break; |
| case 23: sc_assert( sc_time_stamp() == sc_time(190, SC_NS) ); f33=1; break; |
| case 26: sc_assert( sc_time_stamp() == sc_time(215, SC_NS) ); f34=1; break; |
| default: sc_assert( false ); break; |
| } |
| } |
| |
| void target2() |
| { |
| if (sc_delta_count() == 0) |
| t2.suspend(); // Hack to work around not being able to call suspend during elab |
| |
| switch (count) |
| { |
| case 27: sc_assert( sc_time_stamp() == sc_time(300, SC_NS) ); f35=1; break; |
| case 29: sc_assert( sc_time_stamp() == sc_time(320, SC_NS) ); f37=1; break; |
| default: sc_assert( false ); break; |
| } |
| while(1) |
| { |
| try { |
| wait(10, SC_NS); |
| } |
| catch (const sc_unwind_exception& e) { |
| switch (count) |
| { |
| case 29: sc_assert( sc_time_stamp() == sc_time(320, SC_NS) ); f38=1; break; |
| default: sc_assert( false ); break; |
| } |
| throw e; |
| } |
| switch (count) |
| { |
| case 28: sc_assert( sc_time_stamp() == sc_time(310, SC_NS) ); f36=1; break; |
| default: sc_assert( false ); break; |
| } |
| } |
| } |
| |
| void target3() |
| { |
| if (sc_delta_count() == 0) |
| t3.suspend(); // Hack to work around not being able to call suspend during elab |
| |
| switch (count) |
| { |
| case 1: sc_assert( sc_time_stamp() == sc_time(0, SC_NS) ); break; |
| case 30: sc_assert( sc_time_stamp() == sc_time(405, SC_NS) ); f39=1; break; |
| case 31: sc_assert( sc_time_stamp() == sc_time(410, SC_NS) ); f40=1; break; |
| case 32: sc_assert( sc_time_stamp() == sc_time(420, SC_NS) ); f41=1; break; |
| default: sc_assert( false ); break; |
| } |
| } |
| |
| SC_HAS_PROCESS(M2); |
| }; |
| |
| int sc_main(int argc, char* argv[]) |
| { |
| M2 m("m"); |
| |
| sc_start(); |
| |
| sc_assert(m.f0); |
| sc_assert(m.f1); |
| sc_assert(m.f2); |
| sc_assert(m.f3); |
| sc_assert(m.f4); |
| sc_assert(m.f5); |
| sc_assert(m.f6); |
| sc_assert(m.f7); |
| sc_assert(m.f8); |
| sc_assert(m.f9); |
| sc_assert(m.f10); |
| sc_assert(m.f11); |
| sc_assert(m.f12); |
| sc_assert(m.f13); |
| sc_assert(m.f14); |
| sc_assert(m.f15); |
| sc_assert(m.f16); |
| sc_assert(m.f17); |
| sc_assert(m.f18); |
| sc_assert(m.f19); |
| sc_assert(m.f20); |
| sc_assert(m.f21); |
| sc_assert(m.f22); |
| sc_assert(m.f23); |
| sc_assert(m.f24); |
| sc_assert(m.f27); |
| sc_assert(m.f28); |
| sc_assert(m.f29); |
| sc_assert(m.f31); |
| sc_assert(m.f32); |
| sc_assert(m.f33); |
| sc_assert(m.f34); |
| sc_assert(m.f35); |
| sc_assert(m.f36); |
| sc_assert(m.f37); |
| sc_assert(m.f38); |
| sc_assert(m.f39); |
| sc_assert(m.f40); |
| sc_assert(m.f41); |
| |
| cout << endl << "Success" << endl; |
| return 0; |
| } |
| |
