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/*
* Copyright (c) 2013-2014, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef SEMIHOSTING_H
#define SEMIHOSTING_H
#include <stdint.h>
#include <stdio.h> /* For ssize_t */
#define SEMIHOSTING_SYS_OPEN 0x01
#define SEMIHOSTING_SYS_CLOSE 0x02
#define SEMIHOSTING_SYS_WRITE0 0x04
#define SEMIHOSTING_SYS_WRITEC 0x03
#define SEMIHOSTING_SYS_WRITE 0x05
#define SEMIHOSTING_SYS_READ 0x06
#define SEMIHOSTING_SYS_READC 0x07
#define SEMIHOSTING_SYS_SEEK 0x0A
#define SEMIHOSTING_SYS_FLEN 0x0C
#define SEMIHOSTING_SYS_REMOVE 0x0E
#define SEMIHOSTING_SYS_SYSTEM 0x12
#define SEMIHOSTING_SYS_ERRNO 0x13
#define SEMIHOSTING_SYS_EXIT 0x18
#define FOPEN_MODE_R 0x0
#define FOPEN_MODE_RB 0x1
#define FOPEN_MODE_RPLUS 0x2
#define FOPEN_MODE_RPLUSB 0x3
#define FOPEN_MODE_W 0x4
#define FOPEN_MODE_WB 0x5
#define FOPEN_MODE_WPLUS 0x6
#define FOPEN_MODE_WPLUSB 0x7
#define FOPEN_MODE_A 0x8
#define FOPEN_MODE_AB 0x9
#define FOPEN_MODE_APLUS 0xa
#define FOPEN_MODE_APLUSB 0xb
long semihosting_connection_supported(void);
long semihosting_file_open(const char *file_name, size_t mode);
long semihosting_file_seek(long file_handle, ssize_t offset);
long semihosting_file_read(long file_handle, size_t *length, uintptr_t buffer);
long semihosting_file_write(long file_handle,
size_t *length,
const uintptr_t buffer);
long semihosting_file_close(long file_handle);
long semihosting_file_length(long file_handle);
long semihosting_system(char *command_line);
long semihosting_get_flen(const char *file_name);
long semihosting_download_file(const char *file_name,
size_t buf_size,
uintptr_t buf);
void semihosting_write_char(char character);
void semihosting_write_string(char *string);
char semihosting_read_char(void);
void semihosting_exit(uint32_t reason, uint32_t subcode);
#endif /* SEMIHOSTING_H */
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