Add nuttx to the system framework, which is 10.1.0
This commit is contained in:
TangYiwen123
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#
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# For a description of the syntax of this configuration file,
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# see the file kconfig-language.txt in the NuttX tools repository.
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#
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config EXAMPLES_TIMER
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tristate "Timer example"
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default n
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depends on TIMER
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---help---
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Enable the timer example
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if EXAMPLES_TIMER
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config EXAMPLES_TIMER_DEVNAME
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string "Timer device name"
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default "/dev/timer0"
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---help---
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This is the name of the timer device that will be tested.
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config EXAMPLES_TIMER_INTERVAL
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int "Timer interval (microseconds)"
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default 1000000
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---help---
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This is the timer interval in microseconds.
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config EXAMPLES_TIMER_DELAY
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int "Sample delay (microseconds)"
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default 100000
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---help---
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This is the delay between timer samples in microseconds
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config EXAMPLES_TIMER_NSAMPLES
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int "Number of samples"
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default 20
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---help---
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This is the number of timer samples that will be collected
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config EXAMPLES_TIMER_SIGNO
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int "Notification signal number"
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default 17
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---help---
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This is the signal number that is used to notify the test of
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timer expiration events.
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config EXAMPLES_TIMER_STACKSIZE
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int "Timer stack size"
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default DEFAULT_TASK_STACKSIZE
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---help---
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This is the stack size allocated when the timer task runs
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config EXAMPLES_TIMER_PRIORITY
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int "Timer task priority"
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default 100
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---help---
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This is the priority of the timer task
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config EXAMPLES_TIMER_PROGNAME
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string "Timer program name"
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default "timer"
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---help---
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This is the name of the program that will be used when the NSH ELF
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program is installed.
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endif
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@@ -0,0 +1,39 @@
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############################################################################
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# apps/examples/timer/Make.defs
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# Adds selected applications to apps/ build
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#
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# Copyright (C) 2015 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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ifneq ($(CONFIG_EXAMPLES_TIMER),)
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CONFIGURED_APPS += $(APPDIR)/examples/timer
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endif
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@@ -0,0 +1,49 @@
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############################################################################
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# apps/examples/timer/Makefile
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#
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# Copyright (C) 2015 Gregory Nutt. All rights reserved.
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# Author: Gregory Nutt <gnutt@nuttx.org>
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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#
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in
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# the documentation and/or other materials provided with the
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# distribution.
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# 3. Neither the name NuttX nor the names of its contributors may be
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# used to endorse or promote products derived from this software
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# without specific prior written permission.
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#
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# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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# FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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# COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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# INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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# BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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# OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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# AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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# POSSIBILITY OF SUCH DAMAGE.
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#
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############################################################################
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include $(APPDIR)/Make.defs
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# Timer built-in application info
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PROGNAME = $(CONFIG_EXAMPLES_TIMER_PROGNAME)
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PRIORITY = $(CONFIG_EXAMPLES_TIMER_PRIORITY)
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STACKSIZE = $(CONFIG_EXAMPLES_TIMER_STACKSIZE)
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MODULE = $(CONFIG_EXAMPLES_TIMER)
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# Timer example
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MAINSRC = timer_main.c
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include $(APPDIR)/Application.mk
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@@ -0,0 +1,299 @@
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/****************************************************************************
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* examples/timer/timer_main.c
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*
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* Copyright (C) 2015 Gregory Nutt. All rights reserved.
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* Author: Gregory Nutt <gnutt@nuttx.org>
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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* 3. Neither the name NuttX nor the names of its contributors may be
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* used to endorse or promote products derived from this software
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* without specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
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* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
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* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
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* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
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* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*
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****************************************************************************/
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/****************************************************************************
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* Included Files
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****************************************************************************/
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#include <nuttx/config.h>
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#include <sys/ioctl.h>
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#include <stdio.h>
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#include <stdlib.h>
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#include <fcntl.h>
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#include <signal.h>
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#include <errno.h>
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#include <string.h>
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#include <nuttx/timers/timer.h>
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/****************************************************************************
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* Pre-processor Definitions
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****************************************************************************/
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#define DEVNAME_SIZE 16
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#ifndef CONFIG_EXAMPLES_TIMER_DEVNAME
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# define CONFIG_EXAMPLES_TIMER_DEVNAME "/dev/timer0"
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#endif
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#ifndef CONFIG_EXAMPLES_TIMER_INTERVAL
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# define CONFIG_EXAMPLES_TIMER_INTERVAL 1000000
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#endif
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#ifndef CONFIG_EXAMPLES_TIMER_DELAY
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# define CONFIG_EXAMPLES_TIMER_DELAY 100000
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#endif
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#ifndef CONFIG_EXAMPLES_TIMER_NSAMPLES
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# define CONFIG_EXAMPLES_TIMER_NSAMPLES 20
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#endif
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#ifndef CONFIG_EXAMPLES_TIMER_SIGNO
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# define CONFIG_EXAMPLES_TIMER_SIGNO 17
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#endif
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/****************************************************************************
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* Private Types
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****************************************************************************/
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Private Data
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****************************************************************************/
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static volatile unsigned long g_nsignals;
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/****************************************************************************
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* timer_sighandler
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****************************************************************************/
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static void timer_sighandler(int signo, FAR siginfo_t *siginfo,
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FAR void *context)
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{
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/* Does nothing in this example except for increment a count of signals
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* received.
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*
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* NOTE: The use of signal handler is not recommended if you are concerned
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* about the signal latency. Instead, a dedicated, high-priority thread
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* that waits on sigwaitinfo() is recommended. High priority is required
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* if you want a deterministic wake-up time when the signal occurs.
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*/
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g_nsignals++;
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}
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/****************************************************************************
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* timer_status
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****************************************************************************/
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static void timer_status(int fd)
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{
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struct timer_status_s status;
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int ret;
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/* Get timer status */
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ret = ioctl(fd, TCIOC_GETSTATUS, (unsigned long)((uintptr_t)&status));
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: Failed to get timer status: %d\n", errno);
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close(fd);
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exit(EXIT_FAILURE);
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}
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/* Print the timer status */
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printf(" flags: %08lx timeout: %lu timeleft: %lu nsignals: %lu\n",
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(unsigned long)status.flags, (unsigned long)status.timeout,
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(unsigned long)status.timeleft, g_nsignals);
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}
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/****************************************************************************
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* Public Functions
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****************************************************************************/
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/****************************************************************************
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* timer_main
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****************************************************************************/
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int main(int argc, FAR char *argv[])
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{
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struct timer_notify_s notify;
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struct sigaction act;
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int ret;
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int fd;
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int i;
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int opt;
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char devname[DEVNAME_SIZE];
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strcpy(devname, CONFIG_EXAMPLES_TIMER_DEVNAME);
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while ((opt = getopt(argc, argv, ":d:")) != -1)
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{
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switch (opt)
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{
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case 'd':
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strcpy(devname, optarg);
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break;
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case ':':
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fprintf(stderr, "ERROR: Option needs a value\n");
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exit(EXIT_FAILURE);
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default: /* '?' */
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fprintf(stderr, "Usage: %s [-d /dev/timerx]\n",
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argv[0]);
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exit(EXIT_FAILURE);
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}
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}
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/* Open the timer device */
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printf("Open %s\n", devname);
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fd = open(devname, O_RDONLY);
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if (fd < 0)
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{
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fprintf(stderr, "ERROR: Failed to open %s: %d\n",
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devname, errno);
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return EXIT_FAILURE;
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}
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/* Show the timer status before setting the timer interval */
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timer_status(fd);
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/* Set the timer interval */
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printf("Set timer interval to %lu\n",
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(unsigned long)CONFIG_EXAMPLES_TIMER_INTERVAL);
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ret = ioctl(fd, TCIOC_SETTIMEOUT, CONFIG_EXAMPLES_TIMER_INTERVAL);
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: Failed to set the timer interval: %d\n",
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errno);
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close(fd);
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return EXIT_FAILURE;
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}
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/* Show the timer status before attaching the timer handler */
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timer_status(fd);
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/* Attach a signal handler to catch the notifications. NOTE that using
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* signal handler is very slow. A much more efficient thing to do is to
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* create a separate pthread that waits on sigwaitinfo() for timer events.
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* Much less overhead in that case.
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*/
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g_nsignals = 0;
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act.sa_sigaction = timer_sighandler;
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act.sa_flags = SA_SIGINFO;
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sigfillset(&act.sa_mask);
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sigdelset(&act.sa_mask, CONFIG_EXAMPLES_TIMER_SIGNO);
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ret = sigaction(CONFIG_EXAMPLES_TIMER_SIGNO, &act, NULL);
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if (ret != OK)
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{
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fprintf(stderr, "ERROR: Fsigaction failed: %d\n", errno);
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close(fd);
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return EXIT_FAILURE;
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}
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/* Register a callback for notifications using the configured signal.
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*
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* NOTE: If no callback is attached, the timer stop at the first interrupt.
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*/
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printf("Attach timer handler\n");
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notify.pid = getpid();
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notify.event.sigev_notify = SIGEV_SIGNAL;
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notify.event.sigev_signo = CONFIG_EXAMPLES_TIMER_SIGNO;
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notify.event.sigev_value.sival_ptr = NULL;
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ret = ioctl(fd, TCIOC_NOTIFICATION, (unsigned long)((uintptr_t)¬ify));
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: Failed to set the timer handler: %d\n", errno);
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close(fd);
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return EXIT_FAILURE;
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}
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/* Show the timer status before starting */
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timer_status(fd);
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/* Start the timer */
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printf("Start the timer\n");
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ret = ioctl(fd, TCIOC_START, 0);
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: Failed to start the timer: %d\n", errno);
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close(fd);
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return EXIT_FAILURE;
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}
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/* Wait a bit showing timer status */
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for (i = 0; i < CONFIG_EXAMPLES_TIMER_NSAMPLES; i++)
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{
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usleep(CONFIG_EXAMPLES_TIMER_DELAY);
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timer_status(fd);
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}
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/* Stop the timer */
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printf("Stop the timer\n");
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ret = ioctl(fd, TCIOC_STOP, 0);
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if (ret < 0)
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{
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fprintf(stderr, "ERROR: Failed to stop the timer: %d\n", errno);
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close(fd);
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return EXIT_FAILURE;
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}
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/* Detach the signal handler */
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act.sa_handler = SIG_DFL;
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sigaction(CONFIG_EXAMPLES_TIMER_SIGNO, &act, NULL);
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/* Show the timer status before starting */
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timer_status(fd);
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/* Close the timer driver */
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printf("Finished\n");
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close(fd);
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return EXIT_SUCCESS;
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}
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