117 lines
3.2 KiB
C
117 lines
3.2 KiB
C
/*
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* This file is part of the µOS++ distribution.
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* (https://github.com/micro-os-plus)
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* Copyright (c) 2014 Liviu Ionescu.
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*
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* Permission is hereby granted, free of charge, to any person
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* obtaining a copy of this software and associated documentation
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* files (the "Software"), to deal in the Software without
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* restriction, including without limitation the rights to use,
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* copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom
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* the Software is furnished to do so, subject to the following
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* conditions:
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*
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* The above copyright notice and this permission notice shall be
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* included in all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
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* OTHER DEALINGS IN THE SOFTWARE.
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*/
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#ifndef CORTEXM_EXCEPTION_HANDLERS_H_
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#define CORTEXM_EXCEPTION_HANDLERS_H_
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#include <stdint.h>
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#if defined(DEBUG)
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#define __DEBUG_BKPT() asm volatile ("bkpt 0")
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#endif
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// ----------------------------------------------------------------------------
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#if defined(__cplusplus)
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extern "C"
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{
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#endif
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// External references to cortexm_handlers.c
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extern void
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Reset_Handler (void);
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extern void
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NMI_Handler (void);
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extern void
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HardFault_Handler (void);
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#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
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extern void
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MemManage_Handler (void);
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extern void
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BusFault_Handler (void);
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extern void
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UsageFault_Handler (void);
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extern void
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DebugMon_Handler (void);
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#endif
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extern void
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SVC_Handler (void);
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extern void
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PendSV_Handler (void);
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extern void
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SysTick_Handler (void);
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// Exception Stack Frame of the Cortex-M3 or Cortex-M4 processor.
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typedef struct
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{
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uint32_t r0;
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uint32_t r1;
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uint32_t r2;
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uint32_t r3;
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uint32_t r12;
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uint32_t lr;
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uint32_t pc;
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uint32_t psr;
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#if defined(__ARM_ARCH_7EM__)
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uint32_t s[16];
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#endif
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} ExceptionStackFrame;
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#if defined(TRACE)
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#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
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void
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dumpExceptionStack (ExceptionStackFrame* frame, uint32_t cfsr, uint32_t mmfar,
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uint32_t bfar, uint32_t lr);
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#endif // defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
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#if defined(__ARM_ARCH_6M__)
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void
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dumpExceptionStack (ExceptionStackFrame* frame, uint32_t lr);
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#endif // defined(__ARM_ARCH_6M__)
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#endif // defined(TRACE)
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void
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HardFault_Handler_C (ExceptionStackFrame* frame, uint32_t lr);
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#if defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
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void
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UsageFault_Handler_C (ExceptionStackFrame* frame, uint32_t lr);
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void
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BusFault_Handler_C (ExceptionStackFrame* frame, uint32_t lr);
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#endif // defined(__ARM_ARCH_7M__) || defined(__ARM_ARCH_7EM__)
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#if defined(__cplusplus)
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}
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#endif
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// ----------------------------------------------------------------------------
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#endif // CORTEXM_EXCEPTION_HANDLERS_H_
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