mirror of
https://github.com/riscv-software-src/opensbi
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91196d76b7
This is needed for a future patches to enable the new C23 language dialect. Signed-off-by: Michael Neuling <michaelneuling@tenstorrent.com> Reviewed-by: Anup Patel <anup@brainfault.org>
48 lines
1.2 KiB
C
48 lines
1.2 KiB
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2022 Ventana Micro Systems Inc.
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*
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* Authors:
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* Anup Patel <apatel@ventanamicro.com>
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* Kautuk Consul <kconsul@ventanamicro.com>
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*/
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#ifndef __SERIAL_SEMIHOSTING_H__
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#define __SERIAL_SEMIHOSTING_H__
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#include <sbi/sbi_types.h>
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/**
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* enum semihosting_open_mode - Numeric file modes for use with semihosting_open()
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* MODE_READ: 'r'
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* MODE_BINARY: 'b'
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* MODE_PLUS: '+'
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* MODE_WRITE: 'w'
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* MODE_APPEND: 'a'
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*
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* These modes represent the mode string used by fopen(3) in a form which can
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* be passed to semihosting_open(). These do NOT correspond directly to %O_RDONLY,
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* %O_CREAT, etc; see fopen(3) for details. In particular, @MODE_PLUS
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* effectively results in adding %O_RDWR, and @MODE_WRITE will add %O_TRUNC.
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* For compatibility, @MODE_BINARY should be added when opening non-text files
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* (such as images).
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*/
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enum semihosting_open_mode {
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MODE_READ = 0x0,
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MODE_BINARY = 0x1,
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MODE_PLUS = 0x2,
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MODE_WRITE = 0x4,
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MODE_APPEND = 0x8,
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};
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#ifdef CONFIG_SERIAL_SEMIHOSTING
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int semihosting_init(void);
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bool semihosting_enabled(void);
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#else
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static inline int semihosting_init(void) { return SBI_ENODEV; }
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static inline bool semihosting_enabled(void) { return false; }
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#endif
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#endif
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