49 lines
988 B
C
49 lines
988 B
C
/*
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* Copyright (c) 2020 Intel Corporation.
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*
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* SPDX-License-Identifier: Apache-2.0
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*/
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#ifndef ZEPHYR_SUBSYS_DEBUG_GDBSTUB_BACKEND_H_
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#define ZEPHYR_SUBSYS_DEBUG_GDBSTUB_BACKEND_H_
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#include <stdint.h>
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/**
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* This is an internal header. These API is intended to be used
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* exclusively by gdbstub.
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*
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* A backend has to implement these three functions knowing that they
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* will be called in an interruption context.
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*/
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/**
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* @brief Initialize the gdbstub backend
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*
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* This function is called from @c gdb_start to
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* give the opportunity to the backend initialize properly.
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*
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* @retval 0 In case of success
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* @retval -1 If the backend was not initialized properly
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*/
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int z_gdb_backend_init(void);
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/**
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* @brief Output a character
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*
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* @param ch Character to send
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*/
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void z_gdb_putchar(unsigned char ch);
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/**
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* @brief Receive a character
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*
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* This function blocks until have a valid
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* character to return.
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*
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* @return A character
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*/
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char z_gdb_getchar(void);
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#endif
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