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armv8: mmu: Add support of non-identical mapping
[u-boot] / arch / arm / mach-uniphier / arm64 / mem_map.c
1 /*
2  * Copyright (C) 2016 Masahiro Yamada <yamada.masahiro@socionext.com>
3  *
4  * SPDX-License-Identifier:     GPL-2.0+
5  */
6
7 #include <common.h>
8 #include <linux/types.h>
9 #include <asm/armv8/mmu.h>
10
11 static struct mm_region uniphier_mem_map[] = {
12         {
13                 .virt = 0x00000000,
14                 .phys = 0x00000000,
15                 .size = 0x80000000,
16                 .attrs = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
17                          PTE_BLOCK_NON_SHARE |
18                          PTE_BLOCK_PXN | PTE_BLOCK_UXN
19         },
20         {
21                 .virt = 0x80000000,
22                 .phys = 0x80000000,
23                 .size = 0xc0000000,
24                 .attrs = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
25                          PTE_BLOCK_INNER_SHARE
26         },
27         { /* sentinel */ }
28 };
29
30 struct mm_region *mem_map = uniphier_mem_map;