46 lines
853 B
C
46 lines
853 B
C
/*
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* Copyright (c) 2014 Wind River Systems, Inc.
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* Copyright (c) 2016 Cadence Design Systems, Inc.
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* SPDX-License-Identifier: Apache-2.0
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*/
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/**
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* @file
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* @brief Xtensa public exception handling
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*
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* Xtensa-specific nanokernel exception handling interface. Included by
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* arch/xtensa/arch.h.
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*/
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#ifndef _ARCH_XTENSA_EXC_H_
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#define _ARCH_XTENSA_EXC_H_
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#ifdef __cplusplus
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extern "C" {
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#endif
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#ifdef _ASMLANGUAGE
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#else
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/**
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* @brief Nanokernel Exception Stack Frame
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*
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* A pointer to an "exception stack frame" (ESF) is passed as an argument
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* to exception handlers registered via nanoCpuExcConnect().
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*/
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struct __esf {
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/* XXX - not finished yet */
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sys_define_gpr_with_alias(a1, sp);
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uint32_t pc;
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};
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typedef struct __esf NANO_ESF;
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extern const NANO_ESF _default_esf;
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#endif
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#ifdef __cplusplus
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}
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#endif
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#endif /* _ARCH_XTENSA_EXC_H_ */
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