C++程序  |  27行  |  550 B

/*
 * Copyright (c) 2017, ARM Limited and Contributors. All rights reserved.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

#ifndef __SMMU_V3_H__
#define __SMMU_V3_H__

#include <stdint.h>

/* SMMUv3 register offsets from device base */
#define SMMU_S_IDR1	0x8004
#define SMMU_S_INIT	0x803c

/* SMMU_S_IDR1 register fields */
#define SMMU_S_IDR1_SECURE_IMPL_SHIFT	31
#define SMMU_S_IDR1_SECURE_IMPL_MASK	0x1

/* SMMU_S_INIT register fields */
#define SMMU_S_INIT_INV_ALL_MASK	0x1


int smmuv3_init(uintptr_t smmu_base);

#endif /* __SMMU_V3_H__ */