Files
2024-09-27 19:21:56 +08:00

54 lines
1.9 KiB
C

/*
* Copyright (c) 2022 Huawei Device Co., Ltd.
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#ifndef _SYS_REBOOT_H
#define _SYS_REBOOT_H
#ifdef __cplusplus
extern "C"
{
#endif
#define RB_AUTOBOOT 0x01234567
#define RB_HALT_SYSTEM 0xcdef0123
#define RB_ENABLE_CAD 0x89abcdef
#define RB_DISABLE_CAD 0
#define RB_POWER_OFF 0x4321fedc
#define RB_SW_SUSPEND 0xd000fce2
#define RB_KEXEC 0x45584543
#define RB_MAGIC1 0xfee1dead
#define RB_MAGIC2 672274793
/**
* @brief reboots the device, or enables/disables the reboot keystroke.
* @param type commands accepted by the reboot() system call.
* -- RESTART Restart system using default command and mode.
* -- HALT Stop OS and give system control to ROM monitor, if any.
* -- CAD_ON Ctrl-Alt-Del sequence causes RESTART command.
* -- CAD_OFF Ctrl-Alt-Del sequence sends SIGINT to init task.
* -- POWER_OFF Stop OS and remove all power from system, if possible.
* -- RESTART2 Restart system using given command string.
* -- SW_SUSPEND Suspend system using software suspend if compiled in.
* -- KEXEC Restart system using a previously loaded Linux kernel.
* @return reboot result.
* @retval 0 is returned on success, if CAD was successfully enabled/disabled.
* @retval -1 is returned on failure, and errno is set to indicate the error.
*/
int reboot(int);
#ifdef __cplusplus
}
#endif
#endif