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95 lines
3.5 KiB
C
95 lines
3.5 KiB
C
/****************************************************************************
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* common/up_stackdump.c
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*
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* Copyright (C) 2007-2009, 2016 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 <stdint.h>
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#include <debug.h>
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#include "up_arch.h"
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#include "sched/sched.h"
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#include "up_internal.h"
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#ifdef CONFIG_ARCH_STACKDUMP
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/****************************************************************************
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* Private Functions
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****************************************************************************/
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/****************************************************************************
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* Name: up_getsp
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****************************************************************************/
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#warning TO BE PROVIDED
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/****************************************************************************
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* Name: up_stackdump
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****************************************************************************/
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static void up_stackdump(void)
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{
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struct tcb_s *rtcb = this_task();
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uint16_t sp = up_getsp();
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uint16_t stack_base = (uint16_t)rtcb->adj_stack_ptr;
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uint16_t stack_size = (uint16_t)rtcb->adj_stack_size;
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alert("stack_base: %04x\n", stack_base);
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alert("stack_size: %04x\n", stack_size);
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alert("sp: %04x\n", sp);
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if (sp >= stack_base || sp < stack_base - stack_size)
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{
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alert("ERROR: Stack pointer is not within allocated stack\n");
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return;
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}
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else
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{
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uint16_t stack = sp & ~0x0f;
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for (stack = sp & ~0x0f; stack < stack_base; stack += 8*sizeof(uint16_t))
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{
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uint16_t *ptr = (uint16_t*)stack;
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alert("%04x: %04x %04x %04x %04x %04x %04x %04x %04x\n",
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stack, ptr[0], ptr[1], ptr[2], ptr[3],
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ptr[4], ptr[5], ptr[6], ptr[7]);
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}
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}
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}
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#endif /* CONFIG_ARCH_STACKDUMP */
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