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e4a4aaa51b
For arm-compat, initialize console_{in,out}_gf;
otherwise, initialize stdio file descriptors.
This will go some way to cleaning up arm-compat, and
will allow other semihosting to use normal stdio.
Reviewed-by: Luc Michel <lmichel@kalray.eu>
Reviewed-by: Alex Bennée <alex.bennee@linaro.org>
Signed-off-by: Richard Henderson <richard.henderson@linaro.org>
70 lines
1.9 KiB
C
70 lines
1.9 KiB
C
/*
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* Semihosting support
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*
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* Copyright (c) 2015 Imagination Technologies
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library; if not, see <http://www.gnu.org/licenses/>.
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*/
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#ifndef SEMIHOST_H
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#define SEMIHOST_H
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typedef enum SemihostingTarget {
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SEMIHOSTING_TARGET_AUTO = 0,
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SEMIHOSTING_TARGET_NATIVE,
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SEMIHOSTING_TARGET_GDB
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} SemihostingTarget;
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#ifdef CONFIG_USER_ONLY
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static inline bool semihosting_enabled(void)
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{
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return true;
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}
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static inline SemihostingTarget semihosting_get_target(void)
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{
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return SEMIHOSTING_TARGET_AUTO;
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}
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static inline const char *semihosting_get_arg(int i)
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{
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return NULL;
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}
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static inline int semihosting_get_argc(void)
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{
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return 0;
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}
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static inline const char *semihosting_get_cmdline(void)
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{
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return NULL;
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}
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#else /* !CONFIG_USER_ONLY */
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bool semihosting_enabled(void);
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SemihostingTarget semihosting_get_target(void);
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const char *semihosting_get_arg(int i);
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int semihosting_get_argc(void);
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const char *semihosting_get_cmdline(void);
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void semihosting_arg_fallback(const char *file, const char *cmd);
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/* for vl.c hooks */
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void qemu_semihosting_enable(void);
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int qemu_semihosting_config_options(const char *opt);
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void qemu_semihosting_chardev_init(void);
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void qemu_semihosting_console_init(Chardev *);
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#endif /* CONFIG_USER_ONLY */
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void qemu_semihosting_guestfd_init(void);
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#endif /* SEMIHOST_H */
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