164 lines
4.2 KiB
C
164 lines
4.2 KiB
C
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/*
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ChibiOS - Copyright (C) 2006..2018 Giovanni Di Sirio
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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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,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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/**
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* @file hal_gpt_lld.c
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* @brief PLATFORM GPT subsystem low level driver source.
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*
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* @addtogroup GPT
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* @{
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*/
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#include "hal.h"
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#if (HAL_USE_GPT == TRUE) || defined(__DOXYGEN__)
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/*===========================================================================*/
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/* Driver local definitions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver exported variables. */
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/*===========================================================================*/
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/**
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* @brief GPTD1 driver identifier.
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*/
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#if (PLATFORM_GPT_USE_GPT1 == TRUE) || defined(__DOXYGEN__)
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GPTDriver GPTD1;
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#endif
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/*===========================================================================*/
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/* Driver local variables and types. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver local functions. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver interrupt handlers. */
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/*===========================================================================*/
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/*===========================================================================*/
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/* Driver exported functions. */
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/*===========================================================================*/
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/**
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* @brief Low level GPT driver initialization.
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*
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* @notapi
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*/
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void gpt_lld_init(void) {
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#if PLATFORM_GPT_USE_GPT1 == TRUE
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/* Driver initialization.*/
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gptObjectInit(&GPTD1);
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#endif
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}
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/**
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* @brief Configures and activates the GPT peripheral.
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*
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* @param[in] gptp pointer to the @p GPTDriver object
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*
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* @notapi
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*/
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void gpt_lld_start(GPTDriver *gptp) {
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if (gptp->state == GPT_STOP) {
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/* Enables the peripheral.*/
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#if PLATFORM_GPT_USE_GPT1 == TRUE
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if (&GPTD1 == gptp) {
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}
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#endif
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}
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/* Configures the peripheral.*/
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}
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/**
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* @brief Deactivates the GPT peripheral.
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*
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* @param[in] gptp pointer to the @p GPTDriver object
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*
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* @notapi
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*/
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void gpt_lld_stop(GPTDriver *gptp) {
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if (gptp->state == GPT_READY) {
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/* Resets the peripheral.*/
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/* Disables the peripheral.*/
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#if PLATFORM_GPT_USE_GPT1 == TRUE
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if (&GPTD1 == gptp) {
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}
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#endif
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}
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}
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/**
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* @brief Starts the timer in continuous mode.
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*
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* @param[in] gptp pointer to the @p GPTDriver object
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* @param[in] interval period in ticks
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*
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* @notapi
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*/
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void gpt_lld_start_timer(GPTDriver *gptp, gptcnt_t interval) {
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(void)gptp;
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(void)interval;
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}
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/**
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* @brief Stops the timer.
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*
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* @param[in] gptp pointer to the @p GPTDriver object
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*
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* @notapi
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*/
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void gpt_lld_stop_timer(GPTDriver *gptp) {
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(void)gptp;
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}
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/**
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* @brief Starts the timer in one shot mode and waits for completion.
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* @details This function specifically polls the timer waiting for completion
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* in order to not have extra delays caused by interrupt servicing,
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* this function is only recommended for short delays.
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*
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* @param[in] gptp pointer to the @p GPTDriver object
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* @param[in] interval time interval in ticks
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*
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* @notapi
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*/
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void gpt_lld_polled_delay(GPTDriver *gptp, gptcnt_t interval) {
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(void)gptp;
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(void)interval;
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}
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#endif /* HAL_USE_GPT == TRUE */
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/** @} */
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