arch/arm/mach-exynos/mmu-arm64.c

   1 // SPDX-License-Identifier: GPL-2.0+
   2 /*
   3  * Copyright (C) 2016 Samsung Electronics
   4  * Thomas Abraham <thomas.ab@samsung.com>
   5  */
   6
   7 #include <common.h>
   8 #include <asm/armv8/mmu.h>
   9
  10 #ifdef CONFIG_EXYNOS7420
  11 static struct mm_region exynos7420_mem_map[] = {
  12         {
  13                 .virt   = 0x10000000UL,
  14                 .phys   = 0x10000000UL,
  15                 .size   = 0x10000000UL,
  16                 .attrs  = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  17                                 PTE_BLOCK_NON_SHARE |
  18                                 PTE_BLOCK_PXN | PTE_BLOCK_UXN,
  19         }, {
  20                 .virt   = 0x40000000UL,
  21                 .phys   = 0x40000000UL,
  22                 .size   = 0x80000000UL,
  23                 .attrs  = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  24                                 PTE_BLOCK_INNER_SHARE,
  25         }, {
  26                 /* List terminator */
  27         },
  28 };
  29
  30 struct mm_region *mem_map = exynos7420_mem_map;
  31 #endif
  32
  33 #ifdef CONFIG_EXYNOS7870
  34 static struct mm_region exynos7870_mem_map[] = {
  35         {
  36                 .virt   = 0x10000000UL,
  37                 .phys   = 0x10000000UL,
  38                 .size   = 0x10000000UL,
  39                 .attrs  = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  40                                 PTE_BLOCK_NON_SHARE |
  41                                 PTE_BLOCK_PXN | PTE_BLOCK_UXN,
  42         },
  43         {
  44                 .virt   = 0x40000000UL,
  45                 .phys   = 0x40000000UL,
  46                 .size   = 0x3E400000UL,
  47                 .attrs  = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  48                                 PTE_BLOCK_INNER_SHARE,
  49         },
  50         {
  51                 .virt   = 0x80000000UL,
  52                 .phys   = 0x80000000UL,
  53                 .size   = 0x40000000UL,
  54                 .attrs  = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  55                                 PTE_BLOCK_INNER_SHARE,
  56         },
  57
  58         {
  59                 /* List terminator */
  60         },
  61 };
  62
  63 struct mm_region *mem_map = exynos7870_mem_map;
  64 #endif
  65
  66 #ifdef CONFIG_EXYNOS7880
  67 static struct mm_region exynos7880_mem_map[] = {
  68         {
  69                 .virt   = 0x10000000UL,
  70                 .phys   = 0x10000000UL,
  71                 .size   = 0x10000000UL,
  72                 .attrs  = PTE_BLOCK_MEMTYPE(MT_DEVICE_NGNRNE) |
  73                                 PTE_BLOCK_NON_SHARE |
  74                                 PTE_BLOCK_PXN | PTE_BLOCK_UXN,
  75         },
  76         {
  77                 .virt   = 0x40000000UL,
  78                 .phys   = 0x40000000UL,
  79                 .size   = 0x3E400000UL,
  80                 .attrs  = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  81                                 PTE_BLOCK_INNER_SHARE,
  82         },
  83         {
  84                 .virt   = 0x80000000UL,
  85                 .phys   = 0x80000000UL,
  86                 .size   = 0x80000000UL,
  87                 .attrs  = PTE_BLOCK_MEMTYPE(MT_NORMAL) |
  88                                 PTE_BLOCK_INNER_SHARE,
  89         },
  90
  91         {
  92                 /* List terminator */
  93         },
  94 };
  95
  96 struct mm_region *mem_map = exynos7880_mem_map;
  97 #endif