mirror of https://github.com/Qortal/Brooklyn
You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
39 lines
1.0 KiB
39 lines
1.0 KiB
/* SPDX-License-Identifier: GPL-2.0 */ |
|
|
|
/* |
|
* Copyright (c) 2020, Microsoft Corporation. |
|
* Pavel Tatashin <[email protected]> |
|
*/ |
|
|
|
#ifndef _ASM_TRANS_TABLE_H |
|
#define _ASM_TRANS_TABLE_H |
|
|
|
#include <linux/bits.h> |
|
#include <linux/types.h> |
|
#include <asm/pgtable-types.h> |
|
|
|
/* |
|
* trans_alloc_page |
|
* - Allocator that should return exactly one zeroed page, if this |
|
* allocator fails, trans_pgd_create_copy() and trans_pgd_map_page() |
|
* return -ENOMEM error. |
|
* |
|
* trans_alloc_arg |
|
* - Passed to trans_alloc_page as an argument |
|
*/ |
|
|
|
struct trans_pgd_info { |
|
void * (*trans_alloc_page)(void *arg); |
|
void *trans_alloc_arg; |
|
}; |
|
|
|
int trans_pgd_create_copy(struct trans_pgd_info *info, pgd_t **trans_pgd, |
|
unsigned long start, unsigned long end); |
|
|
|
int trans_pgd_map_page(struct trans_pgd_info *info, pgd_t *trans_pgd, |
|
void *page, unsigned long dst_addr, pgprot_t pgprot); |
|
|
|
int trans_pgd_idmap_page(struct trans_pgd_info *info, phys_addr_t *trans_ttbr0, |
|
unsigned long *t0sz, void *page); |
|
|
|
#endif /* _ASM_TRANS_TABLE_H */
|
|
|