| developer | 644ec1c | 2019-08-23 15:50:58 +0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (c) 2019, ARM Limited and Contributors. All rights reserved. |
| 3 | * |
| 4 | * SPDX-License-Identifier: BSD-3-Clause |
| 5 | */ |
| 6 | |
| 7 | #ifndef __EMI_MPU_H |
| 8 | #define __EMI_MPU_H |
| 9 | |
| 10 | #include <platform_def.h> |
| 11 | |
| 12 | #define EMI_MPUP (EMI_BASE + 0x01D8) |
| 13 | #define EMI_MPUQ (EMI_BASE + 0x01E0) |
| 14 | #define EMI_MPUR (EMI_BASE + 0x01E8) |
| 15 | #define EMI_MPUS (EMI_BASE + 0x01F0) |
| 16 | #define EMI_MPUT (EMI_BASE + 0x01F8) |
| 17 | #define EMI_MPUY (EMI_BASE + 0x0220) |
| 18 | #define EMI_MPU_CTRL (EMI_MPU_BASE + 0x0000) |
| 19 | #define EMI_MPUD0_ST (EMI_BASE + 0x0160) |
| 20 | #define EMI_MPUD1_ST (EMI_BASE + 0x0164) |
| 21 | #define EMI_MPUD2_ST (EMI_BASE + 0x0168) |
| 22 | #define EMI_MPUD3_ST (EMI_BASE + 0x016C) |
| 23 | #define EMI_MPUD0_ST2 (EMI_BASE + 0x0200) |
| 24 | #define EMI_MPUD1_ST2 (EMI_BASE + 0x0204) |
| 25 | #define EMI_MPUD2_ST2 (EMI_BASE + 0x0208) |
| 26 | #define EMI_MPUD3_ST2 (EMI_BASE + 0x020C) |
| 27 | |
| 28 | #define EMI_PHY_OFFSET (0x40000000UL) |
| 29 | #define EIGHT_DOMAIN |
| 30 | |
| 31 | #define NO_PROTECTION (0) |
| 32 | #define SEC_RW (1) |
| 33 | #define SEC_RW_NSEC_R (2) |
| 34 | #define SEC_RW_NSEC_W (3) |
| 35 | #define SEC_R_NSEC_R (4) |
| 36 | #define FORBIDDEN (5) |
| 37 | #define SEC_R_NSEC_RW (6) |
| 38 | |
| 39 | #define SECURE_OS_MPU_REGION_ID (0) |
| 40 | #define ATF_MPU_REGION_ID (1) |
| 41 | |
| 42 | #ifdef EIGHT_DOMAIN |
| 43 | #define SET_ACCESS_PERMISSON(d7, d6, d5, d4, d3, d2, d1, d0) \ |
| 44 | (((d7) << 21) | ((d6) << 18) | ((d5) << 15) | ((d4) << 12) \ |
| 45 | | ((d3) << 9) | ((d2) << 6) | ((d1) << 3) | (d0)) |
| 46 | #else |
| 47 | #define SET_ACCESS_PERMISSON(d3, d2, d1, d0) \ |
| 48 | (((d3) << 9) | ((d2) << 6) | ((d1) << 3) | (d0)) |
| 49 | #endif |
| 50 | |
| 51 | //#define EMI_MPU_BASE (0x1020E000U) |
| 52 | |
| 53 | #define EMI_MPU_SA0 (EMI_MPU_BASE + 0x100) |
| 54 | #define EMI_MPU_SA1 (EMI_MPU_BASE + 0x104) |
| 55 | #define EMI_MPU_SA2 (EMI_MPU_BASE + 0x108) |
| 56 | #define EMI_MPU_SA3 (EMI_MPU_BASE + 0x10C) |
| 57 | #define EMI_MPU_SA4 (EMI_MPU_BASE + 0x110) |
| 58 | #define EMI_MPU_SA5 (EMI_MPU_BASE + 0x114) |
| 59 | #define EMI_MPU_SA6 (EMI_MPU_BASE + 0x118) |
| 60 | #define EMI_MPU_SA7 (EMI_MPU_BASE + 0x11C) |
| 61 | |
| 62 | #define EMI_MPU_EA0 (EMI_MPU_BASE + 0x200) |
| 63 | #define EMI_MPU_EA1 (EMI_MPU_BASE + 0x204) |
| 64 | #define EMI_MPU_EA2 (EMI_MPU_BASE + 0x208) |
| 65 | #define EMI_MPU_EA3 (EMI_MPU_BASE + 0x20C) |
| 66 | #define EMI_MPU_EA4 (EMI_MPU_BASE + 0x210) |
| 67 | #define EMI_MPU_EA5 (EMI_MPU_BASE + 0x214) |
| 68 | #define EMI_MPU_EA6 (EMI_MPU_BASE + 0x218) |
| 69 | #define EMI_MPU_EA7 (EMI_MPU_BASE + 0x21C) |
| 70 | |
| 71 | #define EMI_MPU_APC0 (EMI_MPU_BASE + 0x300) |
| 72 | #define EMI_MPU_APC1 (EMI_MPU_BASE + 0x304) |
| 73 | #define EMI_MPU_APC2 (EMI_MPU_BASE + 0x308) |
| 74 | #define EMI_MPU_APC3 (EMI_MPU_BASE + 0x30C) |
| 75 | #define EMI_MPU_APC4 (EMI_MPU_BASE + 0x310) |
| 76 | #define EMI_MPU_APC5 (EMI_MPU_BASE + 0x314) |
| 77 | #define EMI_MPU_APC6 (EMI_MPU_BASE + 0x318) |
| 78 | #define EMI_MPU_APC7 (EMI_MPU_BASE + 0x31C) |
| 79 | |
| 80 | #define EMI_MPU_CTRL_D0 (EMI_MPU_BASE + 0x800) |
| 81 | #define EMI_MPU_CTRL_D1 (EMI_MPU_BASE + 0x804) |
| 82 | #define EMI_MPU_CTRL_D2 (EMI_MPU_BASE + 0x808) |
| 83 | #define EMI_MPU_CTRL_D3 (EMI_MPU_BASE + 0x80C) |
| 84 | #define EMI_MPU_CTRL_D4 (EMI_MPU_BASE + 0x810) |
| 85 | #define EMI_MPU_CTRL_D5 (EMI_MPU_BASE + 0x814) |
| 86 | #define EMI_MPU_CTRL_D6 (EMI_MPU_BASE + 0x818) |
| 87 | #define EMI_MPU_CTRL_D7 (EMI_MPU_BASE + 0x81C) |
| 88 | |
| 89 | #define EMI_MPU_MASK_D0 (EMI_MPU_BASE + 0x900) |
| 90 | #define EMI_MPU_MASK_D1 (EMI_MPU_BASE + 0x904) |
| 91 | #define EMI_MPU_MASK_D2 (EMI_MPU_BASE + 0x908) |
| 92 | #define EMI_MPU_MASK_D3 (EMI_MPU_BASE + 0x90C) |
| 93 | #define EMI_MPU_MASK_D4 (EMI_MPU_BASE + 0x910) |
| 94 | #define EMI_MPU_MASK_D5 (EMI_MPU_BASE + 0x914) |
| 95 | #define EMI_MPU_MASK_D6 (EMI_MPU_BASE + 0x918) |
| 96 | #define EMI_MPU_MASK_D7 (EMI_MPU_BASE + 0x91C) |
| 97 | |
| 98 | int emi_mpu_set_region_protection( |
| 99 | unsigned long start, unsigned long end, |
| 100 | int region, |
| 101 | unsigned int access_permission); |
| 102 | |
| 103 | void dump_emi_mpu_regions(void); |
| 104 | void emi_mpu_init(void); |
| 105 | |
| 106 | #endif /* __EMI_MPU_H */ |