| 123456789101112131415161718192021222324252627282930313233343536373839404142434445464748495051525354555657585960616263646566676869707172737475767778798081828384858687 | /** * Copyright (c) 2015 - 2020, Nordic Semiconductor ASA * * All rights reserved. * * 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, except as embedded into a Nordic *    Semiconductor ASA integrated circuit in a product or a software update for *    such product, 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 of Nordic Semiconductor ASA nor the names of its *    contributors may be used to endorse or promote products derived from this *    software without specific prior written permission. * * 4. This software, with or without modification, must only be used with a *    Nordic Semiconductor ASA integrated circuit. * * 5. Any software provided in binary form under this license must not be reverse *    engineered, decompiled, modified and/or disassembled. * * THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES * OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE * DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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 "sdk_common.h"#if NRF_MODULE_ENABLED(HARDFAULT_HANDLER)#include <stdint.h>#include "compiler_abstraction.h"//lint -save -e27__ASM void HardFault_Handler(void){    PRESERVE8    EXTERN HardFault_c_handler    EXTERN |STACK$$Base|    EXTERN |STACK$$Limit|    ldr r3, =HardFault_c_handler    tst lr, #4    /* PSP is quite simple and does not require additional handler */    itt ne    mrsne r0, psp    /* Jump to the handler, do not store LR - returning from handler just exits exception */    bxne  r3    /* Processing MSP requires stack checking */    mrs r0, msp    ldr   r1, =|STACK$$Limit|    ldr   r2, =|STACK$$Base|    /* MSP is in the range of the stack area */    cmp   r0, r1    bhi   HardFault_MoveSP    cmp   r0, r2    bhi   HardFault_Handler_ContinueHardFault_MoveSP    mov   sp, r1    mov   r0, #0HardFault_Handler_Continue    bx r3    ALIGN}//lint -restore#endif //NRF_MODULE_ENABLED(HARDFAULT_HANDLER)
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