Greg Kroah-Hartman
598cf27219
Link: https://lore.kernel.org/r/20260217200002.683975158@linuxfoundation.org Tested-by: Florian Fainelli <florian.fainelli@broadcom.com> Tested-by: Takeshi Ogasawara <takeshi.ogasawara@futuring-girl.com> Tested-by: Peter Schneider <pschneider1968@googlemail.com> Tested-by: Jon Hunter <jonathanh@nvidia.com> Tested-by: Salvatore Bonaccorso <carnil@debian.org> Tested-by: Brett A C Sheffield <bacs@librecast.net> Tested-by: Mark Brown <broonie@kernel.org> Tested-by: Luna Jernberg <droidbittin@gmail.com> Tested-by: Ronald Warsow <rwarsow@gmx.de> Tested-by: Justin M. Forbes <jforbes@fedoraproject.org> Tested-by: Ron Economos <re@w6rz.net> Tested-by: Miguel Ojeda <ojeda@kernel.org> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
42 lines
1.0 KiB
C
42 lines
1.0 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2021, Microsoft Corporation.
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* Pasha Tatashin <pasha.tatashin@soleen.com>
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*/
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#ifndef _ASM_TRANS_TABLE_H
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#define _ASM_TRANS_TABLE_H
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#include <linux/bits.h>
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#include <linux/types.h>
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#include <asm/pgtable-types.h>
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/*
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* trans_alloc_page
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* - Allocator that should return exactly one zeroed page, if this
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* allocator fails, trans_pgd_create_copy() and trans_pgd_idmap_page()
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* return -ENOMEM error.
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*
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* trans_alloc_arg
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* - Passed to trans_alloc_page as an argument
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*/
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struct trans_pgd_info {
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void * (*trans_alloc_page)(void *arg);
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void *trans_alloc_arg;
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};
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int trans_pgd_create_copy(struct trans_pgd_info *info, pgd_t **trans_pgd,
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unsigned long start, unsigned long end);
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int trans_pgd_idmap_page(struct trans_pgd_info *info, phys_addr_t *trans_ttbr0,
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unsigned long *t0sz, void *page);
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int trans_pgd_copy_el2_vectors(struct trans_pgd_info *info,
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phys_addr_t *el2_vectors);
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extern char trans_pgd_stub_vectors[];
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#endif /* _ASM_TRANS_TABLE_H */
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