projects / people / ms / u-boot.git / blame
| Commit | Line | Data |
|---|---|---|
| ba0a3c16 TN |
1 | /* |
| 2 | * (C) Copyright 2015 | |
| 3 | * Kamil Lulko, <kamil.lulko@gmail.com> | |
| 4 | * | |
| 5 | * SPDX-License-Identifier: GPL-2.0+ | |
| 6 | */ | |
| 7 | ||
| 8 | #include <common.h> | |
| 9 | #include <asm/io.h> | |
| 33b78476 | 10 | #include <asm/armv7m_mpu.h> |
| ba0a3c16 TN |
11 | #include <asm/arch/stm32.h> |
| 12 | ||
| 13 | u32 get_cpu_rev(void) | |
| 14 | { | |
| 15 | return 0; | |
| 16 | } | |
| 17 | ||
| 18 | int arch_cpu_init(void) | |
| 19 | { | |
| 747c4c68 SG |
20 | int i; |
| 21 | ||
| 33b78476 VM |
22 | struct mpu_region_config stm32_region_config[] = { |
| 23 | { 0x00000000, REGION_0, XN_DIS, PRIV_RW_USR_RW, | |
| 624b7101 | 24 | O_I_WB_RD_WR_ALLOC, REGION_4GB }, |
| 33b78476 | 25 | |
| 624b7101 VM |
26 | { 0x00000000, REGION_1, XN_DIS, PRIV_RW_USR_RW, |
| 27 | STRONG_ORDER, REGION_512MB }, | |
| 28 | ||
| 29 | { 0x40000000, REGION_2, XN_EN, PRIV_RW_USR_RW, | |
| 30 | DEVICE_NON_SHARED, REGION_512MB }, | |
| 31 | ||
| 32 | { 0xA0000000, REGION_3, XN_EN, PRIV_RW_USR_RW, | |
| 33 | DEVICE_NON_SHARED, REGION_512MB }, | |
| 34 | ||
| 35 | { 0xE0000000, REGION_4, XN_EN, PRIV_RW_USR_RW, | |
| 36 | STRONG_ORDER, REGION_512MB }, | |
| 33b78476 VM |
37 | }; |
| 38 | ||
| 39 | disable_mpu(); | |
| 747c4c68 | 40 | for (i = 0; i < ARRAY_SIZE(stm32_region_config); i++) |
| 33b78476 VM |
41 | mpu_config(&stm32_region_config[i]); |
| 42 | enable_mpu(); | |
| 25c1b135 | 43 | |
| ba0a3c16 TN |
44 | return 0; |
| 45 | } | |
| 46 | ||
| 47 | void s_init(void) | |
| 48 | { | |
| 49 | } |