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Diffstat (limited to 'thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/hardfault/hardfault.h')
-rw-r--r-- | thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/hardfault/hardfault.h | 96 |
1 files changed, 96 insertions, 0 deletions
diff --git a/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/hardfault/hardfault.h b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/hardfault/hardfault.h new file mode 100644 index 0000000..2333623 --- /dev/null +++ b/thirdparty/nRF5_SDK_15.0.0_a53641a/components/libraries/hardfault/hardfault.h @@ -0,0 +1,96 @@ +/** + * Copyright (c) 2015 - 2018, 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. + * + */ +#ifndef HARDFAULT_H__ +#define HARDFAULT_H__ +#include <stdint.h> +#include <stddef.h> + +#ifdef __cplusplus +extern "C" { +#endif +/** + * @defgroup hardfault_default HardFault exception + * @{ + * @brief Default HardFault exception implementation. + * @ingroup app_common + */ + +/** + * @brief Contents of the stack. + * + * This structure is used to re-create the stack layout after a HardFault exception was raised. + */ +typedef struct HardFault_stack +{ + uint32_t r0; ///< R0 register. + uint32_t r1; ///< R1 register. + uint32_t r2; ///< R2 register. + uint32_t r3; ///< R3 register. + uint32_t r12; ///< R12 register. + uint32_t lr; ///< Link register. + uint32_t pc; ///< Program counter. + uint32_t psr; ///< Program status register. +} HardFault_stack_t; + +/** + * @brief Function for processing HardFault exceptions. + * + * An application that needs to process HardFault exceptions should provide an implementation of this function. + * It will be called from the HardFault handler. + * If no implementation is provided, the library uses a default one, which just restarts the MCU. + * + * @note If the DEBUG_NRF macro is defined, the software breakpoint is set just before the call + * to this function. + * + * @param p_stack Pointer to the stack bottom. + * This pointer might be NULL if the HardFault was called when the main stack was + * the active stack and a stack overrun is detected. + * In such a situation, the stack pointer is reinitialized to the default position, + * and the stack content is lost. + */ +void HardFault_process(HardFault_stack_t * p_stack); + +/** @} */ + +#ifdef __cplusplus +} +#endif + +#endif /* HARDFAULT_H__ */ |