mirror of https://github.com/ArduPilot/ardupilot
70 lines
2.2 KiB
C++
70 lines
2.2 KiB
C++
/// -*- tab-width: 4; Mode: C++; c-basic-offset: 4; indent-tabs-mode: nil -*-
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/*
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* Copyright (C) 2015-2016 Intel Corporation. All rights reserved.
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*
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* This file is free software: you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This file is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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* See the GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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#pragma once
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#include <inttypes.h>
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#include "AP_HAL_Namespace.h"
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#include "Device.h"
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#include "utility/OwnPtr.h"
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namespace AP_HAL {
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class SPIDevice : public Device {
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public:
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SPIDevice() : Device(BUS_TYPE_SPI) { }
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virtual ~SPIDevice() { }
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/* Device implementation */
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/* See Device::set_speed() */
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virtual bool set_speed(Device::Speed speed) override = 0;
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/* See Device::transfer() */
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virtual bool transfer(const uint8_t *send, uint32_t send_len,
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uint8_t *recv, uint32_t recv_len) override = 0;
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/*
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* Like #transfer(), but both @send and @recv buffers are transmitted at
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* the same time: because of this they need to be of the same size.
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*/
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virtual bool transfer_fullduplex(const uint8_t *send, uint8_t *recv,
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uint32_t len) = 0;
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/* See Device::get_semaphore() */
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virtual Semaphore *get_semaphore() override = 0;
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/* See Device::register_periodic_callback() */
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virtual Device::PeriodicHandle register_periodic_callback(
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uint32_t period_usec, Device::PeriodicCb) override = 0;
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/* See Device::adjust_periodic_callback() */
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virtual bool adjust_periodic_callback(
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PeriodicHandle h, uint32_t period_usec) override { return false; }
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};
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class SPIDeviceManager {
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public:
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virtual OwnPtr<SPIDevice> get_device(const char *name)
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{
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return nullptr;
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}
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};
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}
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