2 * SPDX-License-Identifier: BSD-2-Clause
4 * Copyright (c) 2021 Ruslan Bukin <br@bsdpad.com>
6 * This work was supported by Innovate UK project 105694, "Digital Security
7 * by Design (DSbD) Technology Platform Prototype".
9 * Redistribution and use in source and binary forms, with or without
10 * modification, are permitted provided that the following conditions
12 * 1. Redistributions of source code must retain the above copyright
13 * notice, this list of conditions and the following disclaimer.
14 * 2. Redistributions in binary form must reproduce the above copyright
15 * notice, this list of conditions and the following disclaimer in the
16 * documentation and/or other materials provided with the distribution.
18 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
22 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
33 #ifndef _ARM64_IOMMU_IOMMU_PMAP_H_
34 #define _ARM64_IOMMU_IOMMU_PMAP_H_
38 vm_paddr_t sp_l0_paddr;
41 long sp_resident_count;
45 /* System MMU (SMMU). */
46 int smmu_pmap_enter(struct smmu_pmap *pmap, vm_offset_t va, vm_paddr_t pa,
47 vm_prot_t prot, u_int flags);
48 int smmu_pmap_remove(struct smmu_pmap *pmap, vm_offset_t va);
51 int pmap_gpu_enter(struct smmu_pmap *pmap, vm_offset_t va, vm_paddr_t pa,
52 vm_prot_t prot, u_int flags);
53 int pmap_gpu_remove(struct smmu_pmap *pmap, vm_offset_t va);
56 void smmu_pmap_remove_pages(struct smmu_pmap *pmap);
57 void smmu_pmap_release(struct smmu_pmap *pmap);
58 int smmu_pmap_pinit(struct smmu_pmap *pmap);
60 #endif /* !_ARM64_IOMMU_IOMMU_PMAP_H_ */