xref: /aosp_15_r20/external/arm-trusted-firmware/include/drivers/arm/smmu_v3.h (revision 54fd6939e177f8ff529b10183254802c76df6d08)
1*54fd6939SJiyong Park /*
2*54fd6939SJiyong Park  * Copyright (c) 2017-2019, ARM Limited and Contributors. All rights reserved.
3*54fd6939SJiyong Park  *
4*54fd6939SJiyong Park  * SPDX-License-Identifier: BSD-3-Clause
5*54fd6939SJiyong Park  */
6*54fd6939SJiyong Park 
7*54fd6939SJiyong Park #ifndef SMMU_V3_H
8*54fd6939SJiyong Park #define SMMU_V3_H
9*54fd6939SJiyong Park 
10*54fd6939SJiyong Park #include <stdint.h>
11*54fd6939SJiyong Park #include <lib/utils_def.h>
12*54fd6939SJiyong Park 
13*54fd6939SJiyong Park /* SMMUv3 register offsets from device base */
14*54fd6939SJiyong Park #define SMMU_GBPA	U(0x0044)
15*54fd6939SJiyong Park #define SMMU_S_IDR1	U(0x8004)
16*54fd6939SJiyong Park #define SMMU_S_INIT	U(0x803c)
17*54fd6939SJiyong Park #define SMMU_S_GBPA	U(0x8044)
18*54fd6939SJiyong Park 
19*54fd6939SJiyong Park /* SMMU_GBPA register fields */
20*54fd6939SJiyong Park #define SMMU_GBPA_UPDATE		(1UL << 31)
21*54fd6939SJiyong Park #define SMMU_GBPA_ABORT			(1UL << 20)
22*54fd6939SJiyong Park 
23*54fd6939SJiyong Park /* SMMU_S_IDR1 register fields */
24*54fd6939SJiyong Park #define SMMU_S_IDR1_SECURE_IMPL		(1UL << 31)
25*54fd6939SJiyong Park 
26*54fd6939SJiyong Park /* SMMU_S_INIT register fields */
27*54fd6939SJiyong Park #define SMMU_S_INIT_INV_ALL		(1UL << 0)
28*54fd6939SJiyong Park 
29*54fd6939SJiyong Park /* SMMU_S_GBPA register fields */
30*54fd6939SJiyong Park #define SMMU_S_GBPA_UPDATE		(1UL << 31)
31*54fd6939SJiyong Park #define SMMU_S_GBPA_ABORT		(1UL << 20)
32*54fd6939SJiyong Park 
33*54fd6939SJiyong Park int smmuv3_init(uintptr_t smmu_base);
34*54fd6939SJiyong Park int smmuv3_security_init(uintptr_t smmu_base);
35*54fd6939SJiyong Park 
36*54fd6939SJiyong Park #endif /* SMMU_V3_H */
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