fly316/PX4-Autopilot
7
0
Fork 0
mirror of https://gitee.com/mirrors_PX4/PX4-Autopilot.git synced 2026-10-21 02:03:33 +08:00
Code Issues Packages Projects Releases Wiki Activity

delete unused ADCSIM

Browse Source 
- set BOARD_NUMBER_BRICKS to 0 for boards without analog power bricks
This commit is contained in:
Daniel Agar
2018-04-29 21:48:54 -04:00
parent ea3acb7121
commit 8404889098
42 changed files with 43 additions and 350 deletions
Download Patch File Download Diff File Expand all files Collapse all files
src/platforms/posix/drivers/adcsim/CMakeLists.txt
-42
View File
@@ -1,42 +0,0 @@
############################################################################
#
# Copyright (c) 2015 PX4 Development Team. All rights reserved.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
#
# 1. Redistributions of source code must retain the above copyright
# notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
# notice, this list of conditions and the following disclaimer in
# the documentation and/or other materials provided with the
# distribution.
# 3. Neither the name PX4 nor the names of its contributors may be
# used to endorse or promote products derived from this software
# without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#
############################################################################
px4_add_module(
MODULE platforms__posix__drivers__adcsim
MAIN adcsim
COMPILE_FLAGS
SRCS
adcsim.cpp
DEPENDS
git_driverframework
df_driver_framework
)
src/platforms/posix/drivers/adcsim/adcsim.cpp
-255
View File
@@ -1,255 +0,0 @@
/****************************************************************************
*
* Copyright (C) 2012 PX4 Development Team. All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name PX4 nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
****************************************************************************/
/**
* @file adcsim.cpp
*
* Driver for the ADCSIM.
*
* This is a designed for simulating sampling things like voltages
* and so forth.
*/
#include <px4_config.h>
#include <px4_time.h>
#include <board_config.h>
#include <drivers/device/device.h>
#include <sys/types.h>
#include <stdint.h>
#include <stdbool.h>
#include <stdlib.h>
#include <string.h>
#include <fcntl.h>
#include <errno.h>
#include <stdio.h>
#include <unistd.h>
#include <arch/board/board.h>
#include <drivers/drv_hrt.h>
#include <drivers/drv_adc.h>
#include <systemlib/err.h>
#include <perf/perf_counter.h>
#include <uORB/topics/system_power.h>
#include "SyncObj.hpp"
#include "VirtDevObj.hpp"
using namespace DriverFramework;
#define ADC_BASE_DEV_PATH "/dev/adc"
class ADCSIM : public VirtDevObj
{
public:
ADCSIM(uint32_t channels);
virtual ~ADCSIM();
virtual ssize_t devRead(void *buffer, size_t len);
private:
perf_counter_t _sample_perf;
unsigned _channel_count;
px4_adc_msg_t *_samples; /**< sample buffer */
/** worker function */
virtual void _measure();
/**
* Sample a single channel and return the measured value.
*
* @param channel The channel to sample.
* @return The sampled value, or 0xffff if
* sampling failed.
*/
uint16_t _sample(unsigned channel);
SyncObj m_lock;
};
ADCSIM::ADCSIM(uint32_t channels) :
VirtDevObj("adcsim", "/dev/adcsim", ADC_BASE_DEV_PATH, 10000),
_sample_perf(perf_alloc(PC_ELAPSED, "adc_samples")),
_channel_count(0),
_samples(nullptr)
{
/* always enable the temperature sensor */
channels |= 1 << 16;
/* allocate the sample array */
for (unsigned i = 0; i < 32; i++) {
if (channels & (1 << i)) {
_channel_count++;
}
}
_samples = new px4_adc_msg_t[_channel_count];
/* prefill the channel numbers in the sample array */
if (_samples != nullptr) {
unsigned index = 0;
for (unsigned i = 0; i < 32; i++) {
if (channels & (1 << i)) {
_samples[index].am_channel = i;
_samples[index].am_data = 0;
index++;
}
}
}
}
ADCSIM::~ADCSIM()
{
if (_samples != nullptr) {
delete _samples;
}
}
ssize_t
ADCSIM::devRead(void *buffer, size_t len)
{
const size_t maxsize = sizeof(px4_adc_msg_t) * _channel_count;
if (len > maxsize) {
len = maxsize;
}
/* block interrupts while copying samples to avoid racing with an update */
m_lock.lock();
memcpy(buffer, _samples, len);
m_lock.unlock();
return len;
}
void
ADCSIM::_measure()
{
m_lock.lock();
/* scan the channel set and sample each */
for (unsigned i = 0; i < _channel_count; i++) {
_samples[i].am_data = _sample(_samples[i].am_channel);
}
m_lock.unlock();
}
uint16_t
ADCSIM::_sample(unsigned channel)
{
perf_begin(_sample_perf);
uint16_t result = 1;
perf_end(_sample_perf);
return result;
}
/*
* Driver 'main' command.
*/
extern "C" __EXPORT int adcsim_main(int argc, char *argv[]);
namespace
{
ADCSIM *g_adc;
int
test()
{
DevHandle h;
DevMgr::getHandle(ADCSIM0_DEVICE_PATH, h);
if (!h.isValid()) {
PX4_ERR("can't open ADCSIM device (%d)", h.getError());
return 1;
}
for (unsigned i = 0; i < 50; i++) {
px4_adc_msg_t data[PX4_MAX_ADC_CHANNELS];
ssize_t count = h.read(data, sizeof(data));
if (count < 0) {
PX4_ERR("read error (%d)", h.getError());
return 1;
}
unsigned channels = count / sizeof(data[0]);
for (unsigned j = 0; j < channels; j++) {
PX4_INFO("%d: %lu ", data[j].am_channel, (unsigned long)data[j].am_data);
}
usleep(500000);
}
DevMgr::releaseHandle(h);
return 0;
}
}
int
adcsim_main(int argc, char *argv[])
{
int ret = 0;
if (g_adc == nullptr) {
/* FIXME - this hardcodes the default channel set for SITL - should be configurable */
g_adc = new ADCSIM((1 << 10) | (1 << 11) | (1 << 12) | (1 << 13));
if (g_adc == nullptr) {
PX4_ERR("couldn't allocate the ADCSIM driver");
return 1;
}
ret = g_adc->init();
if (ret != 0) {
PX4_ERR("ADCSIM init failed (%d)", ret);
return 1;
}
}
if (argc > 1 && g_adc) {
if (!strcmp(argv[1], "test")) {
ret = test();
}
}
return ret;
}