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/****************************************************************************
* arch/mips/src/mips32/up_assert.c
*
* Copyright (C) 2011-2014 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>
/* Output debug info if stack dump is selected -- even if debug is not
* selected.
*/
#ifdef CONFIG_ARCH_STACKDUMP
# undef CONFIG_DEBUG
# undef CONFIG_DEBUG_VERBOSE
# define CONFIG_DEBUG 1
# define CONFIG_DEBUG_VERBOSE 1
#endif
#include <stdint.h>
#include <stdlib.h>
#include <assert.h>
#include <debug.h>
#include <nuttx/irq.h>
#include <nuttx/arch.h>
#include <nuttx/usb/usbdev_trace.h>
#include <arch/board/board.h>
#include "up_arch.h"
#include "sched/sched.h"
#include "up_internal.h"
/****************************************************************************
* Pre-processor Definitions
****************************************************************************/
/* USB trace dumping */
#ifndef CONFIG_USBDEV_TRACE
# undef CONFIG_ARCH_USBDUMP
#endif
/* The following is just intended to keep some ugliness out of the mainline
* code. We are going to print the task name if:
*
* CONFIG_TASK_NAME_SIZE > 0 && <-- The task has a name
* (defined(CONFIG_DEBUG) || <-- And the debug is enabled (lldbg used)
* defined(CONFIG_ARCH_STACKDUMP) <-- Or lowsyslog() is used
*/
#undef CONFIG_PRINT_TASKNAME
#if CONFIG_TASK_NAME_SIZE > 0 && (defined(CONFIG_DEBUG) || defined(CONFIG_ARCH_STACKDUMP))
# define CONFIG_PRINT_TASKNAME 1
#endif
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Name: _up_assert
****************************************************************************/
static void _up_assert(int errorcode) noreturn_function;
static void _up_assert(int errorcode)
{
/* Are we in an interrupt handler or the idle task? */
if (current_regs || ((struct tcb_s*)g_readytorun.head)->pid == 0)
{
(void)irqsave();
for (;;)
{
#ifdef CONFIG_ARCH_LEDS
board_led_on(LED_PANIC);
up_mdelay(250);
board_led_off(LED_PANIC);
up_mdelay(250);
#endif
}
}
else
{
exit(errorcode);
}
}
/****************************************************************************
* Name: assert_tracecallback
****************************************************************************/
#ifdef CONFIG_ARCH_USBDUMP
static int usbtrace_syslog(FAR const char *fmt, ...)
{
va_list ap;
int ret;
/* Let vsyslog do the real work */
va_start(ap, fmt);
ret = lowvsyslog(LOG_INFO, fmt, ap);
va_end(ap);
return ret;
}
static int assert_tracecallback(FAR struct usbtrace_s *trace, FAR void *arg)
{
usbtrace_trprintf(usbtrace_syslog, trace->event, trace->value);
return 0;
}
#endif
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Name: up_assert
****************************************************************************/
void up_assert(const uint8_t *filename, int lineno)
{
#ifdef CONFIG_PRINT_TASKNAME
struct tcb_s *rtcb = (struct tcb_s*)g_readytorun.head;
#endif
board_led_on(LED_ASSERTION);
#ifdef CONFIG_PRINT_TASKNAME
lldbg("Assertion failed at file:%s line: %d task: %s\n",
filename, lineno, rtcb->name);
#else
lldbg("Assertion failed at file:%s line: %d\n",
filename, lineno);
#endif
up_dumpstate();
#ifdef CONFIG_ARCH_USBDUMP
/* Dump USB trace data */
(void)usbtrace_enumerate(assert_tracecallback, NULL);
#endif
_up_assert(EXIT_FAILURE);
}
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