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Updated version for LoraWan GEII IUT
Dependencies: Servo Cayenne-LPP
trace_helper.cpp@8:7594ad70d2bf, 2018-03-19 (annotated)
- Committer:
- mbed_official
- Date:
- Mon Mar 19 14:15:18 2018 +0000
- Revision:
- 8:7594ad70d2bf
- Parent:
- 0:7037ed05f54f
- Child:
- 17:2fc16c1d6434
Use Serial object for trace prints
Use Serial object instead of stdout for trace prints. This is also
logical as we construct Serial object in the beginning of the source file.
Also this enables easier tracing with new targets where stdout might not
work at the beginning.
.
Commit copied from https://github.com/ARMmbed/mbed-os-example-lorawan
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
mbed_official | 0:7037ed05f54f | 1 | /** |
mbed_official | 0:7037ed05f54f | 2 | * Copyright (c) 2017, Arm Limited and affiliates. |
mbed_official | 0:7037ed05f54f | 3 | * SPDX-License-Identifier: Apache-2.0 |
mbed_official | 0:7037ed05f54f | 4 | * |
mbed_official | 0:7037ed05f54f | 5 | * Licensed under the Apache License, Version 2.0 (the "License"); |
mbed_official | 0:7037ed05f54f | 6 | * you may not use this file except in compliance with the License. |
mbed_official | 0:7037ed05f54f | 7 | * You may obtain a copy of the License at |
mbed_official | 0:7037ed05f54f | 8 | * |
mbed_official | 0:7037ed05f54f | 9 | * http://www.apache.org/licenses/LICENSE-2.0 |
mbed_official | 0:7037ed05f54f | 10 | * |
mbed_official | 0:7037ed05f54f | 11 | * Unless required by applicable law or agreed to in writing, software |
mbed_official | 0:7037ed05f54f | 12 | * distributed under the License is distributed on an "AS IS" BASIS, |
mbed_official | 0:7037ed05f54f | 13 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
mbed_official | 0:7037ed05f54f | 14 | * See the License for the specific language governing permissions and |
mbed_official | 0:7037ed05f54f | 15 | * limitations under the License. |
mbed_official | 0:7037ed05f54f | 16 | */ |
mbed_official | 0:7037ed05f54f | 17 | |
mbed_official | 0:7037ed05f54f | 18 | #include "drivers/Serial.h" |
mbed_official | 0:7037ed05f54f | 19 | |
mbed_official | 0:7037ed05f54f | 20 | /** |
mbed_official | 0:7037ed05f54f | 21 | * Serial object for console tracing |
mbed_official | 0:7037ed05f54f | 22 | */ |
mbed_official | 0:7037ed05f54f | 23 | mbed::Serial pc(USBTX, USBRX, MBED_CONF_PLATFORM_DEFAULT_SERIAL_BAUD_RATE); |
mbed_official | 0:7037ed05f54f | 24 | |
mbed_official | 0:7037ed05f54f | 25 | /** |
mbed_official | 0:7037ed05f54f | 26 | * If we have tracing library available, we can see traces from within the |
mbed_official | 0:7037ed05f54f | 27 | * stack. The library could be made unavailable by removing FEATURE_COMMON_PAL |
mbed_official | 0:7037ed05f54f | 28 | * from the mbed_app.json to save RAM. |
mbed_official | 0:7037ed05f54f | 29 | */ |
mbed_official | 0:7037ed05f54f | 30 | #if defined(FEATURE_COMMON_PAL) |
mbed_official | 0:7037ed05f54f | 31 | |
mbed_official | 0:7037ed05f54f | 32 | #include "platform/PlatformMutex.h" |
mbed_official | 0:7037ed05f54f | 33 | #include "mbed_trace.h" |
mbed_official | 0:7037ed05f54f | 34 | |
mbed_official | 0:7037ed05f54f | 35 | /** |
mbed_official | 0:7037ed05f54f | 36 | * Local mutex object for synchronization |
mbed_official | 0:7037ed05f54f | 37 | */ |
mbed_official | 0:7037ed05f54f | 38 | static PlatformMutex mutex; |
mbed_official | 0:7037ed05f54f | 39 | |
mbed_official | 0:7037ed05f54f | 40 | static void serial_lock(); |
mbed_official | 0:7037ed05f54f | 41 | static void serial_unlock(); |
mbed_official | 0:7037ed05f54f | 42 | static void trace_printer(const char* str); |
mbed_official | 0:7037ed05f54f | 43 | |
mbed_official | 0:7037ed05f54f | 44 | /** |
mbed_official | 0:7037ed05f54f | 45 | * Sets up trace for the application |
mbed_official | 0:7037ed05f54f | 46 | * Wouldn't do anything if the FEATURE_COMMON_PAL is not added |
mbed_official | 0:7037ed05f54f | 47 | * or if the trace is disabled using mbed_app.json |
mbed_official | 0:7037ed05f54f | 48 | */ |
mbed_official | 0:7037ed05f54f | 49 | void setup_trace() |
mbed_official | 0:7037ed05f54f | 50 | { |
mbed_official | 0:7037ed05f54f | 51 | // setting up Mbed trace. |
mbed_official | 0:7037ed05f54f | 52 | mbed_trace_mutex_wait_function_set(serial_lock); |
mbed_official | 0:7037ed05f54f | 53 | mbed_trace_mutex_release_function_set(serial_unlock); |
mbed_official | 0:7037ed05f54f | 54 | mbed_trace_init(); |
mbed_official | 0:7037ed05f54f | 55 | mbed_trace_print_function_set(trace_printer); |
mbed_official | 0:7037ed05f54f | 56 | } |
mbed_official | 0:7037ed05f54f | 57 | |
mbed_official | 0:7037ed05f54f | 58 | /** |
mbed_official | 0:7037ed05f54f | 59 | * Lock provided for serial printing used by trace library |
mbed_official | 0:7037ed05f54f | 60 | */ |
mbed_official | 0:7037ed05f54f | 61 | static void serial_lock() |
mbed_official | 0:7037ed05f54f | 62 | { |
mbed_official | 0:7037ed05f54f | 63 | mutex.lock(); |
mbed_official | 0:7037ed05f54f | 64 | } |
mbed_official | 0:7037ed05f54f | 65 | |
mbed_official | 0:7037ed05f54f | 66 | /** |
mbed_official | 0:7037ed05f54f | 67 | * Releasing lock provided for serial printing used by trace library |
mbed_official | 0:7037ed05f54f | 68 | */ |
mbed_official | 0:7037ed05f54f | 69 | static void serial_unlock() |
mbed_official | 0:7037ed05f54f | 70 | { |
mbed_official | 0:7037ed05f54f | 71 | mutex.unlock(); |
mbed_official | 0:7037ed05f54f | 72 | } |
mbed_official | 0:7037ed05f54f | 73 | |
mbed_official | 0:7037ed05f54f | 74 | /** |
mbed_official | 0:7037ed05f54f | 75 | * Prints the Mbed trace, used by trace library. |
mbed_official | 0:7037ed05f54f | 76 | * Not intended for local use. |
mbed_official | 0:7037ed05f54f | 77 | */ |
mbed_official | 0:7037ed05f54f | 78 | static void trace_printer(const char* str) |
mbed_official | 0:7037ed05f54f | 79 | { |
mbed_official | 8:7594ad70d2bf | 80 | pc.printf("%s\r\n", str); |
mbed_official | 0:7037ed05f54f | 81 | } |
mbed_official | 0:7037ed05f54f | 82 | |
mbed_official | 0:7037ed05f54f | 83 | #else |
mbed_official | 0:7037ed05f54f | 84 | |
mbed_official | 0:7037ed05f54f | 85 | void setup_trace() |
mbed_official | 0:7037ed05f54f | 86 | { |
mbed_official | 0:7037ed05f54f | 87 | } |
mbed_official | 0:7037ed05f54f | 88 | |
mbed_official | 0:7037ed05f54f | 89 | #endif |
mbed_official | 0:7037ed05f54f | 90 |