83fb1bdbfe
These are SMMU (and MALI GPU) specific. Give them a SMMU specific name. Sponsored by: Arm Ltd Differential Revision: https://reviews.freebsd.org/D38948
52 lines
2.1 KiB
C
52 lines
2.1 KiB
C
/*-
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2021 Ruslan Bukin <br@bsdpad.com>
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*
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* This work was supported by Innovate UK project 105694, "Digital Security
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* by Design (DSbD) Technology Platform Prototype".
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _ARM64_IOMMU_IOMMU_PMAP_H_
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#define _ARM64_IOMMU_IOMMU_PMAP_H_
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/* System MMU (SMMU). */
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int smmu_pmap_enter(pmap_t pmap, vm_offset_t va, vm_paddr_t pa, vm_prot_t prot,
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u_int flags);
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int smmu_pmap_remove(pmap_t pmap, vm_offset_t va);
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/* Mali GPU */
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int pmap_gpu_enter(pmap_t pmap, vm_offset_t va, vm_paddr_t pa,
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vm_prot_t prot, u_int flags);
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int pmap_gpu_remove(pmap_t pmap, vm_offset_t va);
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/* Common */
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void smmu_pmap_remove_pages(pmap_t pmap);
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void smmu_pmap_release(pmap_t pmap);
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int smmu_pmap_pinit(pmap_t);
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#endif /* !_ARM64_IOMMU_IOMMU_PMAP_H_ */
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