Zeroday Hong / mbed-dev

mbed library sources. Supersedes mbed-src.

Fork of mbed-dev by mbed official

common/InterruptIn.cpp@107:414e9c822e99, 2016-04-05 (annotated)

Committer:
mbed_official
Date:
Tue Apr 05 18:15:12 2016 +0100
Revision:
107:414e9c822e99
Parent:
30:748c8b6e75b1
Child:
144:ef7eb2e8f9f7
Synchronized with git revision dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f



Full URL: https://github.com/mbedmicro/mbed/commit/dd3c5f7fa8473776950ec6e15c0e4adedb21cf2f/



* * Base Commit for SAMG55J19. No errors and no implementations.



* * Added gpio files.



* * Added pinmap files.



* * Base commit for usticker implementation.



* * Added gcc_arm export functionality



* * added files for usticker.

* added template file for samd55j19



* * GPIO IRQ base commit.



* * updated with changes in gpio irq driver.



* * Reverted back unexpected commit in SAM0 gpio driver.



* * updated gpio_irq driver.



* * correction in gpio and gpio_irq drivers.

* added support for some test for gpio.



* * base commit for peripheralpins for usart.

* update in serial apis.



* * updated serial apis.



* * updated serial apis and test.



* * update serial apis for asynch apis.



* * updated peripheral pins for i2c and spi.

* added test support for serial flow control



* * Base commit for low power ticker implementation.



* * base commit for port apis.

* update in lp ticker apis.



* * Added test support for port.



* * base commit for sleep apis.



* * Base commit for spi.



* * updated with corrections in gpio irq.

* usticker file updated with latest source.



* * updated with corrections for unexpected board reset.

* updated gpio irq apis and added test for the same.



* * updated sleep api for deepsleep.



* * updated serial apis.



* Added uc_ticker and SPI api implementations



* Removed unused SPI pin map



* Updated review feedback



* * implemented lpticker with TC module.

* updated files for KnR Coding Statndard.

* updated serial and usticker apis.



* * Base commit for AnalogueIn apis.



* * RTC apis base commit without implementation.



* * Updated with corrections in lpticker implementations.



* * Added implementation for rtc apis.



* * updated with implementations for pwm.

* changed usticker from TC0 to TC1.



* Added I2C support



* * removed setvector usage from usticker and lpticker implementations

* added tests for SAMG55J19



* * Removed unwanted .o and .d files.

* Updated I2C files for KnR Coding Standards.

* Update for reducing compiler warnings in peripheralpins,c

* Updated with PWM free implementation.



* * Removed unwanted headers file inclusion.

* Compiler warning corrections in serial_api.c



* * Updated ADC with 16 bit mode initialization and code refinements.

* Updated PWM with code refinements.



* Updated I2C review feedback and fixed style



* Updated target name for SAMG55



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* * Added Test Support for I2C with AT30TSE75X and Added Support for SAMG55J19 in atmelstudio project exporter



* Used NVIC_SetVector for interrupt callback



* Removed Target macro define in test



* Updated test cases to have SAMG55 support



* * Updated with corrections in Serial and SPI asynchronous implementations.

* Updated deepsleep api implementation

* Merged LP_Ticker with latest code from mbed 3.0 repository.



* * updated with corrections in I2C Asynch implementation.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
bogdanm 0:9b334a45a8ff 1 /* mbed Microcontroller Library
bogdanm 0:9b334a45a8ff 2 * Copyright (c) 2006-2013 ARM Limited
bogdanm 0:9b334a45a8ff 3 *
bogdanm 0:9b334a45a8ff 4 * Licensed under the Apache License, Version 2.0 (the "License");
bogdanm 0:9b334a45a8ff 5 * you may not use this file except in compliance with the License.
bogdanm 0:9b334a45a8ff 6 * You may obtain a copy of the License at
bogdanm 0:9b334a45a8ff 7 *
bogdanm 0:9b334a45a8ff 8 * http://www.apache.org/licenses/LICENSE-2.0
bogdanm 0:9b334a45a8ff 9 *
bogdanm 0:9b334a45a8ff 10 * Unless required by applicable law or agreed to in writing, software
bogdanm 0:9b334a45a8ff 11 * distributed under the License is distributed on an "AS IS" BASIS,
bogdanm 0:9b334a45a8ff 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
bogdanm 0:9b334a45a8ff 13 * See the License for the specific language governing permissions and
bogdanm 0:9b334a45a8ff 14 * limitations under the License.
bogdanm 0:9b334a45a8ff 15 */
bogdanm 0:9b334a45a8ff 16 #include "InterruptIn.h"
bogdanm 0:9b334a45a8ff 17
bogdanm 0:9b334a45a8ff 18 #if DEVICE_INTERRUPTIN
bogdanm 0:9b334a45a8ff 19
bogdanm 0:9b334a45a8ff 20 namespace mbed {
bogdanm 0:9b334a45a8ff 21
bogdanm 0:9b334a45a8ff 22 InterruptIn::InterruptIn(PinName pin) : gpio(),
bogdanm 0:9b334a45a8ff 23 gpio_irq(),
bogdanm 0:9b334a45a8ff 24 _rise(),
bogdanm 0:9b334a45a8ff 25 _fall() {
bogdanm 0:9b334a45a8ff 26 gpio_irq_init(&gpio_irq, pin, (&InterruptIn::_irq_handler), (uint32_t)this);
bogdanm 0:9b334a45a8ff 27 gpio_init_in(&gpio, pin);
bogdanm 0:9b334a45a8ff 28 }
bogdanm 0:9b334a45a8ff 29
bogdanm 0:9b334a45a8ff 30 InterruptIn::~InterruptIn() {
bogdanm 0:9b334a45a8ff 31 gpio_irq_free(&gpio_irq);
bogdanm 0:9b334a45a8ff 32 }
bogdanm 0:9b334a45a8ff 33
bogdanm 0:9b334a45a8ff 34 int InterruptIn::read() {
bogdanm 0:9b334a45a8ff 35 return gpio_read(&gpio);
bogdanm 0:9b334a45a8ff 36 }
bogdanm 0:9b334a45a8ff 37
bogdanm 0:9b334a45a8ff 38 void InterruptIn::mode(PinMode pull) {
bogdanm 0:9b334a45a8ff 39 gpio_mode(&gpio, pull);
bogdanm 0:9b334a45a8ff 40 }
bogdanm 0:9b334a45a8ff 41
bogdanm 0:9b334a45a8ff 42 void InterruptIn::rise(void (*fptr)(void)) {
bogdanm 0:9b334a45a8ff 43 if (fptr) {
bogdanm 0:9b334a45a8ff 44 _rise.attach(fptr);
bogdanm 0:9b334a45a8ff 45 gpio_irq_set(&gpio_irq, IRQ_RISE, 1);
bogdanm 0:9b334a45a8ff 46 } else {
mbed_official 30:748c8b6e75b1 47 _rise.attach(NULL);
bogdanm 0:9b334a45a8ff 48 gpio_irq_set(&gpio_irq, IRQ_RISE, 0);
bogdanm 0:9b334a45a8ff 49 }
bogdanm 0:9b334a45a8ff 50 }
bogdanm 0:9b334a45a8ff 51
bogdanm 0:9b334a45a8ff 52 void InterruptIn::fall(void (*fptr)(void)) {
bogdanm 0:9b334a45a8ff 53 if (fptr) {
bogdanm 0:9b334a45a8ff 54 _fall.attach(fptr);
bogdanm 0:9b334a45a8ff 55 gpio_irq_set(&gpio_irq, IRQ_FALL, 1);
bogdanm 0:9b334a45a8ff 56 } else {
mbed_official 30:748c8b6e75b1 57 _fall.attach(NULL);
bogdanm 0:9b334a45a8ff 58 gpio_irq_set(&gpio_irq, IRQ_FALL, 0);
bogdanm 0:9b334a45a8ff 59 }
bogdanm 0:9b334a45a8ff 60 }
bogdanm 0:9b334a45a8ff 61
bogdanm 0:9b334a45a8ff 62 void InterruptIn::_irq_handler(uint32_t id, gpio_irq_event event) {
bogdanm 0:9b334a45a8ff 63 InterruptIn *handler = (InterruptIn*)id;
bogdanm 0:9b334a45a8ff 64 switch (event) {
bogdanm 0:9b334a45a8ff 65 case IRQ_RISE: handler->_rise.call(); break;
bogdanm 0:9b334a45a8ff 66 case IRQ_FALL: handler->_fall.call(); break;
bogdanm 0:9b334a45a8ff 67 case IRQ_NONE: break;
bogdanm 0:9b334a45a8ff 68 }
bogdanm 0:9b334a45a8ff 69 }
bogdanm 0:9b334a45a8ff 70
bogdanm 0:9b334a45a8ff 71 void InterruptIn::enable_irq() {
bogdanm 0:9b334a45a8ff 72 gpio_irq_enable(&gpio_irq);
bogdanm 0:9b334a45a8ff 73 }
bogdanm 0:9b334a45a8ff 74
bogdanm 0:9b334a45a8ff 75 void InterruptIn::disable_irq() {
bogdanm 0:9b334a45a8ff 76 gpio_irq_disable(&gpio_irq);
bogdanm 0:9b334a45a8ff 77 }
bogdanm 0:9b334a45a8ff 78
bogdanm 0:9b334a45a8ff 79 #ifdef MBED_OPERATORS
bogdanm 0:9b334a45a8ff 80 InterruptIn::operator int() {
bogdanm 0:9b334a45a8ff 81 return read();
bogdanm 0:9b334a45a8ff 82 }
bogdanm 0:9b334a45a8ff 83 #endif
bogdanm 0:9b334a45a8ff 84
bogdanm 0:9b334a45a8ff 85 } // namespace mbed
bogdanm 0:9b334a45a8ff 86
bogdanm 0:9b334a45a8ff 87 #endif