amiro-lld / drivers / switch / v1 / alld_switch.c @ ed9a1bf5
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/*
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AMiRo-LLD is a compilation of low-level hardware drivers for the Autonomous Mini Robot (AMiRo) platform.
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Copyright (C) 2016..2020 Thomas Schöpping et al.
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This program is free software: you can redistribute it and/or modify
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it under the terms of the GNU Lesser General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU Lesser General Public License for more details.
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You should have received a copy of the GNU Lesser General Public License
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along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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/**
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* @file alld_switch.c
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* @brief Switch function implementations.
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*
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* @addtogroup lld_switch
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* @{
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*/
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#include <alld_switch.h> |
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/******************************************************************************/
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/* LOCAL DEFINITIONS */
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/******************************************************************************/
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/******************************************************************************/
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/* EXPORTED VARIABLES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL TYPES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL VARIABLES */
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/******************************************************************************/
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/******************************************************************************/
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/* LOCAL FUNCTIONS */
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/******************************************************************************/
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/******************************************************************************/
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/* EXPORTED FUNCTIONS */
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/******************************************************************************/
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/**
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* @brief Get the current status of the switch.
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* @param[in] switchd The switch driver object.
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* @param[out] state The state object to fill.
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* @return An indicator whether the call was successful.
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*/
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apalExitStatus_t switch_lld_get(const SwitchDriver* const switchd, switch_lld_state_t* const state) |
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{
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apalDbgAssert(switchd != NULL);
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apalDbgAssert(state != NULL);
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apalControlGpioState_t gpio_state; |
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apalExitStatus_t status = apalControlGpioGet(switchd->gpio, &gpio_state); |
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*state = gpio_state == APAL_GPIO_ON ? SWITCH_LLD_STATE_ON : SWITCH_LLD_STATE_OFF; |
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return status;
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} |
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/** @} */
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