aos/kernel/include/arch/aarch64/spinlock.h
Daniel Schwyn 6d444bf552 Main handout
Signed-off-by: Daniel Schwyn <daniel.schwyn@inf.ethz.ch>
2022-03-03 14:57:51 +01:00

27 lines
698 B
C

/*
* Copyright (c) 2007-2015 ETH Zurich.
* All rights reserved.
*
* This file is distributed under the terms in the attached LICENSE file.
* If you do not find this file, copies can be found by writing to:
* ETH Zurich D-INFK, CAB F.78, Universitaestr. 6, CH-8092 Zurich.
* Attn: Systems Group.
*/
#ifndef __SPINLOCK_H
#define __SPINLOCK_H
/* Need to include this for errval_t */
#include <errors/errno.h>
#define PRINTF_LOCK 0
extern errval_t spinlock_init(void);
extern errval_t spinlock_early_init(void);
/* XXX - this is unimplemented on ARMv8 */
static inline void spinlock_acquire(int locknumber) {}
static inline void spinlock_release(int locknumber) {}
#endif //__SPINLOCK_H