1 // Copyright 2020 The Pigweed Authors
2 //
3 // Licensed under the Apache License, Version 2.0 (the "License"); you may not
4 // use this file except in compliance with the License. You may obtain a copy of
5 // the License at
6 //
7 //     https://www.apache.org/licenses/LICENSE-2.0
8 //
9 // Unless required by applicable law or agreed to in writing, software
10 // distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
11 // WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
12 // License for the specific language governing permissions and limitations under
13 // the License.
14 #pragma once
15 
16 #include "pw_assert/light.h"
17 #include "pw_thread/id.h"
18 #include "tx_api.h"
19 // Prior to ThreadX 6.1, this contained TX_THREAD_GET_SYSTEM_STATE().
20 #include "tx_thread.h"
21 
22 namespace pw::this_thread {
23 
get_id()24 inline thread::Id get_id() {
25   // When this value is 0, a thread is executing or the system is idle.
26   // Other values indicate that interrupt or initialization processing is
27   // active.
28   PW_DASSERT(TX_THREAD_GET_SYSTEM_STATE() == 0);
29 
30   return thread::Id(tx_thread_identify());
31 }
32 
33 }  // namespace pw::this_thread
34