/****************************************************************************
* arch/arm/src/armv6-m/up_dumpnvic.c
*
* Copyright (C) 2013 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 <sys/types.h>
#include <debug.h>
#include <arch/irq.h>
#include "up_arch.h"
#include "nvic.h"
#ifdef CONFIG_DEBUG
/****************************************************************************
* Private Data
****************************************************************************/
/****************************************************************************
* Public Data
****************************************************************************/
/****************************************************************************
* Private Functions
****************************************************************************/
/****************************************************************************
* Public Functions
****************************************************************************/
/****************************************************************************
* Function: up_dumpnvic
*
* Description:
* Dump all NVIC and SYSCON registers along with a user message.
*
****************************************************************************/
void up_dumpnvic(FAR const char *msg)
{
irqstate_t flags;
int i;
/* The following requires exclusive access to the NVIC/SYSCON registers */
flags = irqsave();
lldbg("NVIC: %s\n", msg);
lldbg(" ISER: %08x ICER: %08x ISPR: %08x ICPR: %08x\n",
getreg32(ARMV6M_NVIC_ISER), getreg32(ARMV6M_NVIC_ICER),
getreg32(ARMV6M_NVIC_ISPR), getreg32(ARMV6M_NVIC_ICPR));
for (i = 0 ; i < 8; i += 4)
{
lldbg(" IPR%d: %08x IPR%d: %08x IPR%d: %08x IPR%d: %08x\n",
i, getreg32(ARMV6M_NVIC_IPR(i)),
i+1, getreg32(ARMV6M_NVIC_IPR(i+1)),
i+2, getreg32(ARMV6M_NVIC_IPR(i+2)),
i+3, getreg32(ARMV6M_NVIC_IPR(i+3)));
}
lldbg("SYSCON:\n");
lldbg(" CPUID: %08x ICSR: %08x AIRCR: %08x SCR: %08x\n",
getreg32(ARMV6M_SYSCON_CPUID), getreg32(ARMV6M_SYSCON_ICSR),
getreg32(ARMV6M_SYSCON_AIRCR), getreg32(ARMV6M_SYSCON_SCR));
lldbg(" CCR: %08x SHPR2: %08x SHPR3: %08x\n",
getreg32(ARMV6M_SYSCON_CCR), getreg32(ARMV6M_SYSCON_SHPR2),
getreg32(ARMV6M_SYSCON_SHPR3));
irqrestore(flags);
}
#endif /* CONFIG_DEBUG */
