40 lines
867 B
C
40 lines
867 B
C
/*
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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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* Xtensa-specific interrupt and exception functions for RTOS ports.
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* Also see xtensa_intr_asm.S.
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*/
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#include <stdlib.h>
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#include <xtensa/config/core.h>
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#include "xtensa_rtos.h"
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#include "xtensa_api.h"
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#include <kernel_structs.h>
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#include <sw_isr_table.h>
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#if XCHAL_HAVE_EXCEPTIONS
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static void unhandled_exception_trampoline(XtExcFrame *frame)
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{
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FatalErrorHandler();
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CODE_UNREACHABLE;
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}
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typedef void (*xt_exc_handler)(XtExcFrame *);
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xt_exc_handler _xt_exception_table[XCHAL_EXCCAUSE_NUM] __aligned(4) = {
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[0 ... (XCHAL_EXCCAUSE_NUM - 1)] = unhandled_exception_trampoline
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};
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#endif
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#if defined(CONFIG_SW_ISR_TABLE) && defined(XCHAL_HAVE_INTERRUPTS)
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void _irq_spurious(void *arg)
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{
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ReservedInterruptHandler((unsigned int)arg);
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CODE_UNREACHABLE;
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}
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#endif
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