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73 lines
2.4 KiB
73 lines
2.4 KiB
// Copyright 2021 The Pigweed Authors
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//
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// Licensed under the Apache License, Version 2.0 (the "License"); you may not
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// use this file except in compliance with the License. You may obtain a copy of
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// the License at
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//
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// https://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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// WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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// License for the specific language governing permissions and limitations under
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// the License.
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#include "pw_thread/test_threads.h"
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#include <chrono>
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#include "pw_assert/check.h"
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#include "pw_chrono/system_clock.h"
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#include "pw_log/log.h"
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#include "pw_thread/sleep.h"
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#include "pw_thread_threadx/context.h"
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#include "pw_thread_threadx/options.h"
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namespace pw::thread::test {
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namespace {
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std::array<threadx::ContextWithStack<>, 2> thread_contexts;
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} // namespace
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const Options& TestOptionsThread0() {
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static constexpr threadx::Options thread_0_options =
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threadx::Options()
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.set_name("pw::TestThread0")
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.set_context(thread_contexts[0]);
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return thread_0_options;
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}
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const Options& TestOptionsThread1() {
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static constexpr threadx::Options thread_1_options =
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threadx::Options()
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.set_name("pw::TestThread1")
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.set_context(thread_contexts[1]);
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return thread_1_options;
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}
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void WaitUntilDetachedThreadsCleanedUp() {
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// ThreadX does not permit the running thread to delete itself, which means
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// we have to do this to re-use a TCB as otherwise we will be leaking stale
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// references in the kernel.
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for (auto& context : thread_contexts) {
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if (context.tcb().tx_thread_id != TX_THREAD_ID) {
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// The TCB was either not used or was already deleted. Note that
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// tx_thread_terminate does NOT clear this state by design.
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continue;
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}
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// If the thread was created but has not been deleted, it means that the
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// thread was detached before it finished. Wait until it is completed.
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while (context.tcb().tx_thread_state != TX_COMPLETED) {
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pw::this_thread::sleep_for(
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chrono::SystemClock::for_at_least(std::chrono::milliseconds(1)));
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}
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const UINT result = tx_thread_delete(&context.tcb());
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PW_CHECK_UINT_EQ(TX_SUCCESS, result, "Failed to delete thread");
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}
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}
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} // namespace pw::thread::test
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