Andrew SaLoutos / mbed-dev-STM-lean

From Ben Katz mbed-dev library. Removed unnecessary target files to reduce the overall size by a factor of 10 to make it easier to import into the online IDE.

Dependents:   motor_driver motor_driver_screaming_fix

drivers/Ticker.cpp@0:083111ae2a11, 2020-11-26 (annotated)

Committer:
saloutos
Date:
Thu Nov 26 04:08:56 2020 +0000
Revision:
0:083111ae2a11
first commit of leaned mbed dev lib

Who changed what in which revision?

UserRevisionLine numberNew contents of line
saloutos 0:083111ae2a11 1 /* mbed Microcontroller Library
saloutos 0:083111ae2a11 2 * Copyright (c) 2006-2013 ARM Limited
saloutos 0:083111ae2a11 3 *
saloutos 0:083111ae2a11 4 * Licensed under the Apache License, Version 2.0 (the "License");
saloutos 0:083111ae2a11 5 * you may not use this file except in compliance with the License.
saloutos 0:083111ae2a11 6 * You may obtain a copy of the License at
saloutos 0:083111ae2a11 7 *
saloutos 0:083111ae2a11 8 * http://www.apache.org/licenses/LICENSE-2.0
saloutos 0:083111ae2a11 9 *
saloutos 0:083111ae2a11 10 * Unless required by applicable law or agreed to in writing, software
saloutos 0:083111ae2a11 11 * distributed under the License is distributed on an "AS IS" BASIS,
saloutos 0:083111ae2a11 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
saloutos 0:083111ae2a11 13 * See the License for the specific language governing permissions and
saloutos 0:083111ae2a11 14 * limitations under the License.
saloutos 0:083111ae2a11 15 */
saloutos 0:083111ae2a11 16 #include "drivers/Ticker.h"
saloutos 0:083111ae2a11 17
saloutos 0:083111ae2a11 18 #include "drivers/TimerEvent.h"
saloutos 0:083111ae2a11 19 #include "platform/FunctionPointer.h"
saloutos 0:083111ae2a11 20 #include "hal/ticker_api.h"
saloutos 0:083111ae2a11 21 #include "platform/mbed_critical.h"
saloutos 0:083111ae2a11 22
saloutos 0:083111ae2a11 23 namespace mbed {
saloutos 0:083111ae2a11 24
saloutos 0:083111ae2a11 25 void Ticker::detach() {
saloutos 0:083111ae2a11 26 core_util_critical_section_enter();
saloutos 0:083111ae2a11 27 remove();
saloutos 0:083111ae2a11 28 // unlocked only if we were attached (we locked it) and this is not low power ticker
saloutos 0:083111ae2a11 29 if(_function && _lock_deepsleep) {
saloutos 0:083111ae2a11 30 sleep_manager_unlock_deep_sleep();
saloutos 0:083111ae2a11 31 }
saloutos 0:083111ae2a11 32
saloutos 0:083111ae2a11 33 _function = 0;
saloutos 0:083111ae2a11 34 core_util_critical_section_exit();
saloutos 0:083111ae2a11 35 }
saloutos 0:083111ae2a11 36
saloutos 0:083111ae2a11 37 void Ticker::setup(us_timestamp_t t) {
saloutos 0:083111ae2a11 38 core_util_critical_section_enter();
saloutos 0:083111ae2a11 39 remove();
saloutos 0:083111ae2a11 40 _delay = t;
saloutos 0:083111ae2a11 41 insert_absolute(_delay + ticker_read_us(_ticker_data));
saloutos 0:083111ae2a11 42 core_util_critical_section_exit();
saloutos 0:083111ae2a11 43 }
saloutos 0:083111ae2a11 44
saloutos 0:083111ae2a11 45 void Ticker::handler() {
saloutos 0:083111ae2a11 46 insert_absolute(event.timestamp + _delay);
saloutos 0:083111ae2a11 47 if (_function) {
saloutos 0:083111ae2a11 48 _function();
saloutos 0:083111ae2a11 49 }
saloutos 0:083111ae2a11 50 }
saloutos 0:083111ae2a11 51
saloutos 0:083111ae2a11 52 } // namespace mbed