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Merge remote-tracking branch 'origin/master' into ieee802154

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This commit is contained in:
Gregory Nutt 2017-03-24 10:18:52 -06:00
commit 452338e14f
13 changed files with 624 additions and 10 deletions
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11
examples/xbc_test/.gitignore vendored Normal file
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@ -0,0 +1,11 @@
/Make.dep
/.depend
/.built
/*.asm
/*.obj
/*.rel
/*.lst
/*.sym
/*.adb
/*.lib
/*.src

36
examples/xbc_test/Kconfig Normal file
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@ -0,0 +1,36 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
config EXAMPLES_XBC_TEST
bool "XBox Controller Test example"
default n
---help---
Enable the XBox Controller Test example
if EXAMPLES_XBC_TEST
config EXAMPLES_XBC_TEST_PROGNAME
string "Program name"
default "xbc_test"
depends on BUILD_KERNEL
---help---
This is the name of the program that will be use when the NSH ELF
program is installed.
config EXAMPLES_XBC_DEVNAME
string "XBox Controller Device Name"
default "/dev/xboxa"
---help---
Name of XBox controller device to be used. Default: "/dev/xboxa"
config EXAMPLES_XBC_TEST_PRIORITY
int "Xbc_test task priority"
default 100
config EXAMPLES_XBC_TEST_STACKSIZE
int "XBox Controller Test stack size"
default 2048
endif

42
examples/xbc_test/Make.defs Normal file
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@ -0,0 +1,42 @@
############################################################################
# apps/examples/xbc_test/Make.defs
# Adds selected applications to apps/ build
#
# Copyright (C) 2015 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Copyright (C) 2017 Brian Webb. All rights reserved.
# Author: Brian Webb <webbbn@gmail.com>
#
# 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 NuttX 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.
#
############################################################################
ifeq ($(CONFIG_EXAMPLES_XBC_TEST),y)
CONFIGURED_APPS += examples/xbc_test
endif

59
examples/xbc_test/Makefile Normal file
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@ -0,0 +1,59 @@
############################################################################
# apps/examples/hello/Makefile
#
# Copyright (C) 2008, 2010-2013 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# Copyright (C) 2017 Brian Webb. All rights reserved.
# Author: Brian Webb <webbbn@gmail.com>
#
# 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 NuttX 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.
#
############################################################################
-include $(TOPDIR)/Make.defs
# XBox controller driver test built-in application info
CONFIG_EXAMPLES_XBC_TEST_PRIORITY ?= SCHED_PRIORITY_DEFAULT
CONFIG_EXAMPLES_XBC_TEST_STACKSIZE ?= 2048
APPNAME = xbc_test
PRIORITY = $(CONFIG_EXAMPLES_XBC_TEST_PRIORITY)
STACKSIZE = $(CONFIG_EXAMPLES_XBC_TEST_STACKSIZE)
# Xbc_Test, World! Example
ASRCS =
CSRCS =
MAINSRC = xbc_test_main.c
CONFIG_EXAMPLES_XBC_TEST_PROGNAME ?= xbc_test$(EXEEXT)
PROGNAME = $(CONFIG_EXAMPLES_XBC_TEST_PROGNAME)
include $(APPDIR)/Application.mk

157
examples/xbc_test/xbc_test_main.c Normal file
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@ -0,0 +1,157 @@
/****************************************************************************
* examples/xbc_test/xbc_test_main.c
*
* Copyright (C) 2008, 2011-2012 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Copyright (C) 2017 Brian Webb. All rights reserved.
* Author: Brian Webb <webbbn@gmail.com>
*
* 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 NuttX 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <sys/ioctl.h>
#include <stdio.h>
#include <unistd.h>
#include <fcntl.h>
#include <errno.h>
#include <nuttx/input/xbox-controller.h>
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Configuration ************************************************************/
/* Sanity checking */
#ifndef CONFIG_USBHOST
# error "CONFIG_USBHOST is not defined"
#endif
#ifdef CONFIG_USBHOST_INT_DISABLE
# error "Interrupt endpoints are disabled (CONFIG_USBHOST_INT_DISABLE)"
#endif
#ifndef CONFIG_NFILE_DESCRIPTORS
# error "CONFIG_NFILE_DESCRIPTORS > 0 needed"
#endif
/* Provide some default values for other configuration settings */
#ifndef CONFIG_EXAMPLES_XBC_DEVNAME
# define CONFIG_EXAMPLES_XBC_DEVNAME "/dev/xboxa"
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* hello_main
****************************************************************************/
#ifdef CONFIG_BUILD_KERNEL
int main(int argc, FAR char *argv[])
#else
int xbc_test_main(int argc, char *argv[])
#endif
{
char buffer[256];
ssize_t nbytes;
int fd;
/* Eventually logic here will open the controller device and perform the
* controller test.
*/
for (;;)
{
/* Open the controller device. Loop until the device is successfully
* opened.
*/
do
{
printf("Opening device %s\n", CONFIG_EXAMPLES_XBC_DEVNAME);
fd = open(CONFIG_EXAMPLES_XBC_DEVNAME, O_RDONLY);
if (fd < 0)
{
printf("Failed: %d\n", errno);
fflush(stdout);
sleep(3);
}
}
while (fd < 0);
printf("Device %s opened\n", CONFIG_EXAMPLES_XBC_DEVNAME);
fflush(stdout);
/* Loop until there is a read failure (or EOF?) */
do
{
/* Read a buffer of data */
nbytes = read(fd, buffer, 256);
if (nbytes > 0)
{
/* On success, echo the buffer to stdout */
printf("%d bytes read\n", nbytes);
if (nbytes == sizeof(struct xbox_controller_buttonstate_s))
{
struct xbox_controller_buttonstate_s *rpt = (struct xbox_controller_buttonstate_s*)buffer;
printf("guide: %d sync: %d start: %d back: %d a: %d b: %d x: %d y: %d\n",
rpt->guide, rpt->sync, rpt->start, rpt->back, rpt->a, rpt->b, rpt->x, rpt->y);
printf("dpad_u: %d d: %d l: %d r: %d bump_l: %d r: %d stick_l: %d r: %d\n",
rpt->dpad_up, rpt->dpad_down, rpt->dpad_left, rpt->dpad_right,
rpt->bumper_left, rpt->bumper_right, rpt->stick_click_left, rpt->stick_click_right);
printf("stick_left_x: %d y: %d right_x: %d y: %d trigger_l: %d r: %d\n",
rpt->stick_left_x, rpt->stick_left_y, rpt->stick_right_x, rpt->stick_right_y,
rpt->trigger_left, rpt->trigger_right);
}
}
}
while (nbytes > 0);
printf("Closing device %s: %d\n", CONFIG_EXAMPLES_XBC_DEVNAME, (int)nbytes);
fflush(stdout);
close(fd);
break;
}
return 0;
}

1
include/netutils/netlib.h
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@ -136,6 +136,7 @@ void netlib_prefix2ipv6netmask(uint8_t preflen, FAR struct in6_addr *netmask);
#endif
#ifdef CONFIG_NETDEV_WIRELESS_IOCTL
int netlib_getessid(FAR const char *ifname, FAR char *essid, size_t idlen);
int netlib_setessid(FAR const char *ifname, FAR const char *essid);
#endif

2
netutils/netlib/Makefile
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@ -77,7 +77,7 @@ endif
# These require wireless IOCTL support */
ifeq ($(CONFIG_NETDEV_WIRELESS_IOCTL),y)
CSRCS += netlib_setessid.c
CSRCS += netlib_getessid.c netlib_setessid.c
endif
# No MAC address support for SLIP (Ethernet only)

127
netutils/netlib/netlib_getessid.c Normal file
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@ -0,0 +1,127 @@
/****************************************************************************
* netutils/netlib/netlib_getessid.c
*
* Copyright (C) 2017 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#if defined(CONFIG_NET) && CONFIG_NSOCKET_DESCRIPTORS > 0
#include <sys/socket.h>
#include <sys/ioctl.h>
#include <stdint.h>
#include <unistd.h>
#include <string.h>
#include <errno.h>
#include <netinet/in.h>
#include <net/if.h>
#include <nuttx/wireless/wireless.h>
#include "netutils/netlib.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* The address family that we used to create the socket and in the IOCTL
* data really does not matter. It should, however, be valid in the current
* configuration.
*/
#if defined(CONFIG_NET_IPv4)
# define PF_INETX PF_INET
# define AF_INETX AF_INET
#elif defined(CONFIG_NET_IPv6)
# define PF_INETX PF_INET6
# define AF_INETX AF_INET6
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: netlib_getessid
*
* Description:
* Get the wireless access point ESSID
*
* Parameters:
* ifname The name of the interface to use
* essid Location to store the returned ESSID, size must be
* IW_ESSID_MAX_SIZE + 1 or larger
* idlen size of memory set asdie for the ESSID.
*
* Return:
* 0 on success; -1 on failure (errno may not be set)
*
****************************************************************************/
int netlib_getessid(FAR const char *ifname, FAR char *essid, size_t idlen)
{
int ret = ERROR;
if (ifname != NULL && essid != NULL && idlen > IW_ESSID_MAX_SIZE)
{
/* Get a socket (only so that we get access to the INET subsystem) */
int sockfd = socket(PF_INETX, NETLIB_SOCK_IOCTL, 0);
if (sockfd >= 0)
{
struct iwreq req;
/* Put the driver name into the request */
memset(&req, 0, sizeof(struct iwreq));
strncpy(req.ifrn_name, ifname, IFNAMSIZ);
/* Put pointer to receive the ESSID into the request */
req.u.essid.pointer = (FAR void *)essid;
/* Perform the ioctl to get the ESSID */
ret = ioctl(sockfd, SIOCGIWESSID, (unsigned long)&req);
close(sockfd);
}
}
return ret;
}
#endif /* CONFIG_NET && CONFIG_NSOCKET_DESCRIPTORS */

11
netutils/netlib/netlib_setessid.c
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@ -57,9 +57,7 @@
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* The address family that we used to create the socket and in the IOCTL
* data really does not matter. It should, however, be valid in the current
* configuration.
@ -85,10 +83,11 @@
*
* Parameters:
* ifname The name of the interface to use
* essid MAC address to set, size must be IFHWADDRLEN
* essid Wireless ESSD address to set, size must be less then or equal
* to IW_ESSID_MAX_SIZE + 1 (including the NUL string terminator).
*
* Return:
* 0 on success; -1 on failure
* 0 on success; -1 on failure (errno may not be set)
*
****************************************************************************/
@ -115,7 +114,7 @@ int netlib_setessid(FAR const char *ifname, FAR const char *essid)
req.u.essid.length = strlen(essid) + 1;
req.u.essid.flags = 1;
/* Perform the ioctl to set the MAC address */
/* Perform the ioctl to set the ESSID */
ret = ioctl(sockfd, SIOCSIWESSID, (unsigned long)&req);
close(sockfd);

4
nshlib/nsh_proccmds.c
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@ -478,10 +478,10 @@ static int ps_callback(FAR struct nsh_vtbl_s *vtbl, FAR const char *dirpath,
}
}
nsh_output(vtbl, "%6.6u ", (unsigned int)stack_size);
nsh_output(vtbl, "%06u ", (unsigned int)stack_size);
#ifdef CONFIG_STACK_COLORATION
nsh_output(vtbl, "%6.6u ", (unsigned int)stack_used);
nsh_output(vtbl, "%06u ", (unsigned int)stack_used);
stack_filled = 0;
if (stack_size > 0 && stack_used > 0)

8
platform/clicker2-stm32/Kconfig Normal file
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@ -0,0 +1,8 @@
#
# For a description of the syntax of this configuration file,
# see the file kconfig-language.txt in the NuttX tools repository.
#
if ARCH_BOARD_CLICKER2_STM32
endif

40
platform/clicker2-stm32/Make.defs Normal file
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@ -0,0 +1,40 @@
############################################################################
# apps/platform/clicker2-stm32/Make.defs
#
# Copyright (C) 2017 Gregory Nutt. All rights reserved.
# Author: Gregory Nutt <gnutt@nuttx.org>
#
# 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 NuttX 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.
#
############################################################################
# Add platform specific sources to ASRCS and CSRCS
ifeq ($(CONFIG_HAVE_CXX),y)
CSRCS += stm32_cxxinitialize.c
endif

134
platform/clicker2-stm32/stm32_cxxinitialize.c Normal file
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@ -0,0 +1,134 @@
/****************************************************************************
* apps/platform/clicker2-stm32/src/stm32_cxxinitialize.c
*
* Copyright (C) 2017 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* 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 NuttX 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.
*
****************************************************************************/
/****************************************************************************
* Included Files
****************************************************************************/
#include <nuttx/config.h>
#include <debug.h>
#include <nuttx/arch.h>
#if defined(CONFIG_HAVE_CXX) && defined(CONFIG_HAVE_CXXINITIALIZE)
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* Debug ********************************************************************/
/* Non-standard debug that may be enabled just for testing the static
* constructors.
*/
#ifdef CONFIG_DEBUG_CXX
# define cxxinfo _info
#else
# define cxxinfo(x...)
#endif
/****************************************************************************
* Private Types
****************************************************************************/
/* This type defines one entry in initialization array */
typedef void (*initializer_t)(void);
/****************************************************************************
* External References
****************************************************************************/
/* _sinit and _einit are symbols exported by the linker script that mark the
* beginning and the end of the C++ initialization section.
*/
extern initializer_t _sinit;
extern initializer_t _einit;
/* _stext and _etext are symbols exported by the linker script that mark the
* beginning and the end of text.
*/
extern uint32_t _stext;
extern uint32_t _etext;
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: up_cxxinitialize
*
* Description:
* If C++ and C++ static constructors are supported, then this function
* must be provided by board-specific logic in order to perform
* initialization of the static C++ class instances.
*
* This function should then be called in the application-specific
* user_start logic in order to perform the C++ initialization. NOTE
* that no component of the core NuttX RTOS logic is involved; this
* function definition only provides the 'contract' between application
* specific C++ code and platform-specific toolchain support.
*
****************************************************************************/
void up_cxxinitialize(void)
{
initializer_t *initp;
cxxinfo("_sinit: %p _einit: %p _stext: %p _etext: %p\n",
&_sinit, &_einit, &_stext, &_etext);
/* Visit each entry in the initialization table */
for (initp = &_sinit; initp != &_einit; initp++)
{
initializer_t initializer = *initp;
cxxinfo("initp: %p initializer: %p\n", initp, initializer);
/* Make sure that the address is non-NULL and lies in the text region
* defined by the linker script. Some toolchains may put NULL values
* or counts in the initialization table.
*/
if ((void *)initializer > (void *)&_stext &&
(void *)initializer < (void *)&_etext)
{
cxxinfo("Calling %p\n", initializer);
initializer();
}
}
}
#endif /* CONFIG_HAVE_CXX && CONFIG_HAVE_CXXINITIALIZE */