| /* | |
| * Copyright (c) 2013-2018, ARM Limited and Contributors. All rights reserved. | |
| * | |
| * SPDX-License-Identifier: BSD-3-Clause | |
| */ | |
| #ifndef SPINLOCK_H | |
| #define SPINLOCK_H | |
| #ifndef __ASSEMBLY__ | |
| #include <stdint.h> | |
| typedef struct spinlock { | |
| volatile uint32_t lock; | |
| } spinlock_t; | |
| void spin_lock(spinlock_t *lock); | |
| void spin_unlock(spinlock_t *lock); | |
| #else | |
| /* Spin lock definitions for use in assembly */ | |
| #define SPINLOCK_ASM_ALIGN 2 | |
| #define SPINLOCK_ASM_SIZE 4 | |
| #endif | |
| #endif /* SPINLOCK_H */ |