diff options
Diffstat (limited to 'src/systemc/channel')
| -rw-r--r-- | src/systemc/channel/sc_semaphore.cc | 28 |
1 files changed, 13 insertions, 15 deletions
diff --git a/src/systemc/channel/sc_semaphore.cc b/src/systemc/channel/sc_semaphore.cc index cfae59804..ba52c199b 100644 --- a/src/systemc/channel/sc_semaphore.cc +++ b/src/systemc/channel/sc_semaphore.cc @@ -34,43 +34,41 @@ namespace sc_core { -sc_semaphore::sc_semaphore(int) : +sc_semaphore::sc_semaphore(int value) : sc_interface(), sc_semaphore_if(), - sc_object(sc_gen_unique_name("semaphore")) + sc_object(sc_gen_unique_name("semaphore")), _value(value) {} -sc_semaphore::sc_semaphore(const char *name, int) : - sc_interface(), sc_semaphore_if(), sc_object(name) +sc_semaphore::sc_semaphore(const char *name, int value) : + sc_interface(), sc_semaphore_if(), sc_object(name), _value(value) {} int sc_semaphore::wait() { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); + while (trywait() == -1) + ::sc_core::wait(posted); return 0; } int sc_semaphore::trywait() { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); - return 0; -} + if (!_value) + return -1; -int -sc_semaphore::post() -{ - warn("%s not implemented.\n", __PRETTY_FUNCTION__); + _value--; return 0; } int -sc_semaphore::get_value() const +sc_semaphore::post() { - warn("%s not implemented.\n", __PRETTY_FUNCTION__); + if (_value++ == 0) + posted.notify(); return 0; } -const char *sc_semaphore::kind() const { return "sc_semaphore"; } +int sc_semaphore::get_value() const { return _value; } } // namespace sc_core |