diff options
Diffstat (limited to 'zephyr/shim/core/cortex-m/mpu.c')
| -rw-r--r-- | zephyr/shim/core/cortex-m/mpu.c | 38 |
1 files changed, 0 insertions, 38 deletions
diff --git a/zephyr/shim/core/cortex-m/mpu.c b/zephyr/shim/core/cortex-m/mpu.c deleted file mode 100644 index 24d7948143..0000000000 --- a/zephyr/shim/core/cortex-m/mpu.c +++ /dev/null @@ -1,38 +0,0 @@ -/* Copyright 2021 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - */ - -#include "config.h" -#include "mpu.h" -#include "logging/log.h" -#include <arch/arm/aarch32/cortex_m/cmsis.h> -#include <arch/cpu.h> -#include <init.h> - -LOG_MODULE_REGISTER(shim_mpu, LOG_LEVEL_ERR); - -void mpu_enable(void) -{ - for (int index = 0; index < mpu_config.num_regions; index++) { - MPU->RNR = index; - MPU->RASR |= MPU_RASR_ENABLE_Msk; - LOG_DBG("[%d] %08x %08x", index, MPU->RBAR, MPU->RASR); - } -} - -static int mpu_disable_fixed_regions(const struct device *dev) -{ - /* MPU is configured and enabled by the Zephyr init code, disable the - * fixed sections by default. - */ - for (int index = 0; index < mpu_config.num_regions; index++) { - MPU->RNR = index; - MPU->RASR &= ~MPU_RASR_ENABLE_Msk; - LOG_DBG("[%d] %08x %08x", index, MPU->RBAR, MPU->RASR); - } - - return 0; -} - -SYS_INIT(mpu_disable_fixed_regions, PRE_KERNEL_1, 50); |