diff options
Diffstat (limited to 'cpukit/libtest/t-test-time.c')
| -rw-r--r-- | cpukit/libtest/t-test-time.c | 60 |
1 files changed, 57 insertions, 3 deletions
diff --git a/cpukit/libtest/t-test-time.c b/cpukit/libtest/t-test-time.c index 156ceaad1f..2acb75f799 100644 --- a/cpukit/libtest/t-test-time.c +++ b/cpukit/libtest/t-test-time.c @@ -1,7 +1,16 @@ -/* - * SPDX-License-Identifier: BSD-2-Clause +/* SPDX-License-Identifier: BSD-2-Clause */ + +/** + * @file * - * Copyright (C) 2018 embedded brains GmbH + * @ingroup RTEMSTestFrameworkImpl + * + * @brief This source file contains the implementation of the time and ticks + * test support. + */ + +/* + * Copyright (C) 2018 embedded brains GmbH & Co. KG * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions @@ -35,6 +44,7 @@ #include <time.h> #ifdef __rtems__ +#include <rtems.h> #include <rtems/counter.h> #include <rtems/score/timecounter.h> #endif @@ -231,8 +241,52 @@ T_now_dummy(void) memory_order_relaxed); } +#ifndef __rtems__ T_time T_now_tick(void) { return T_ticks_to_time(T_tick()); } +#else /* __rtems__ */ +#if defined(RTEMS_SMP) +static rtems_interrupt_lock T_time_lock = + RTEMS_INTERRUPT_LOCK_INITIALIZER("Test Time Lock"); +#endif + +static T_ticks T_tick_last; + +static T_time T_tick_time; + +static bool T_tick_initialized; + +T_time +T_now_tick(void) +{ + rtems_interrupt_lock_context lock_context; + T_ticks ticks; + T_time now; + + ticks = T_tick(); + + rtems_interrupt_lock_acquire(&T_time_lock, &lock_context); + + if (T_tick_initialized) { + T_ticks last; + + last = T_tick_last; + T_tick_last = ticks; + + now = T_tick_time; + now += T_ticks_to_time(ticks - last); + T_tick_time = now; + } else { + T_tick_initialized = true; + T_tick_last = ticks; + now = 0; + } + + rtems_interrupt_lock_release(&T_time_lock, &lock_context); + + return now; +} +#endif /* __rtems__ */ |