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/* Copyright 2018 SiFive, Inc */
/* SPDX-License-Identifier: Apache-2.0 */
#ifndef METAL__SHUTDOWN_H
#define METAL__SHUTDOWN_H
/*!
* @file shutdown.h
* @brief API for shutting down a machine
*/
struct __metal_shutdown;
struct __metal_shutdown_vtable {
void (*exit)(const struct __metal_shutdown *sd, int code)
__attribute__((noreturn));
};
struct __metal_shutdown {
const struct __metal_shutdown_vtable *vtable;
};
__inline__ void __metal_shutdown_exit(const struct __metal_shutdown *sd,
int code) __attribute__((noreturn));
__inline__ void __metal_shutdown_exit(const struct __metal_shutdown *sd,
int code) {
sd->vtable->exit(sd, code);
}
/*!
* @brief The public METAL shutdown interface
*
* Shuts down the machine, if the machine enables an interface for
* shutting down. When no interface is provided, will cause the machine
* to spin indefinitely.
*
* @param code The return code to set. 0 indicates program success.
*/
void metal_shutdown(int code) __attribute__((noreturn));
#endif
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