| /* |
| * Copyright (c) 2019, Nordic Semiconductor ASA |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * |
| * 1. Redistributions of source code must retain the above copyright notice, this |
| * list of conditions and the following disclaimer. |
| * |
| * 2. Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * |
| * 3. Neither the name of the copyright holder nor the names of its |
| * contributors may be used to endorse or promote products derived from this |
| * software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" |
| * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE |
| * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE |
| * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE |
| * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR |
| * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF |
| * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS |
| * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN |
| * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) |
| * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE |
| * POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef NRF_BPROT_H__ |
| #define NRF_BPROT_H__ |
| |
| #include <nrfx.h> |
| |
| #ifdef __cplusplus |
| extern "C" { |
| #endif |
| |
| /** |
| * @defgroup nrf_bprot_hal BPROT HAL |
| * @{ |
| * @ingroup nrf_bprot |
| * @brief Hardware access layer for managing the Block Protection (BPROT) mechanism. |
| */ |
| |
| /** |
| * @brief Function for enabling protection for specified non-volatile memory blocks. |
| * |
| * Blocks are arranged into groups of 32 blocks each. Each block size is 4 kB. |
| * Any attempt to write or erase a protected block will result in hard fault. |
| * The memory block protection can be disabled only by resetting the device. |
| * |
| * @param[in] p_reg Pointer to the structure of registers of the peripheral. |
| * @param[in] group_idx Non-volatile memory group containing memory blocks to protect. |
| * @param[in] block_mask Non-volatile memory blocks to protect. Each bit in bitmask represents |
| * one memory block in the specified group. |
| */ |
| __STATIC_INLINE void nrf_bprot_nvm_blocks_protection_enable(NRF_BPROT_Type * p_reg, |
| uint8_t group_idx, |
| uint32_t block_mask); |
| |
| /** |
| * @brief Function for setting the non-volatile memory (NVM) protection during debug. |
| * |
| * NVM protection is disabled by default while debugging. |
| * |
| * @param[in] p_reg Pointer to the structure of registers of the peripheral. |
| * @param[in] enable True if NVM protection during debug is to be enabled. |
| * False if otherwise. |
| */ |
| __STATIC_INLINE void nrf_bprot_nvm_protection_in_debug_set(NRF_BPROT_Type * p_reg, |
| bool enable); |
| |
| #ifndef SUPPRESS_INLINE_IMPLEMENTATION |
| |
| __STATIC_INLINE void nrf_bprot_nvm_blocks_protection_enable(NRF_BPROT_Type * p_reg, |
| uint8_t group_idx, |
| uint32_t block_mask) |
| { |
| switch (group_idx) |
| { |
| case 0: |
| p_reg->CONFIG0 = block_mask; |
| break; |
| |
| case 1: |
| p_reg->CONFIG1 = block_mask; |
| break; |
| |
| #if defined(BPROT_CONFIG2_REGION64_Pos) |
| case 2: |
| p_reg->CONFIG2 = block_mask; |
| break; |
| #endif |
| |
| #if defined(BPROT_CONFIG3_REGION96_Pos) |
| case 3: |
| p_reg->CONFIG3 = block_mask; |
| break; |
| #endif |
| |
| default: |
| NRFX_ASSERT(false); |
| break; |
| } |
| } |
| |
| __STATIC_INLINE void nrf_bprot_nvm_protection_in_debug_set(NRF_BPROT_Type * p_reg, |
| bool enable) |
| { |
| p_reg->DISABLEINDEBUG = |
| (enable ? 0 : BPROT_DISABLEINDEBUG_DISABLEINDEBUG_Msk); |
| } |
| |
| #endif // SUPPRESS_INLINE_IMPLEMENTATION |
| |
| /** @} */ |
| |
| #ifdef __cplusplus |
| } |
| #endif |
| |
| #endif // NRF_BPROT_H__ |