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move components to SDK dir
This commit is contained in:
Shuanglei Tao
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/**
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* Copyright (c) 2016 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#include "nrf_block_dev_ram.h"
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/**@file
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*
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* @ingroup nrf_block_dev
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* @{
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*
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* @brief This module implements block device API. It should be used as a reference block device.
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*/
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static ret_code_t block_dev_ram_init(nrf_block_dev_t const * p_blk_dev,
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nrf_block_dev_ev_handler ev_handler,
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void const * p_context)
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{
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ASSERT(p_blk_dev);
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nrf_block_dev_ram_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_ram_t, block_dev);
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nrf_block_dev_ram_work_t * p_work = p_ram_dev->p_work;
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/* Calculate block device geometry.... */
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p_work->geometry.blk_size = p_ram_dev->ram_config.block_size;
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p_work->geometry.blk_count = p_ram_dev->ram_config.size /
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p_ram_dev->ram_config.block_size;
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p_work->p_context = p_context;
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p_work->ev_handler = ev_handler;
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if (p_work->ev_handler)
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{
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/*Asynchronous operation (simulation)*/
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const nrf_block_dev_event_t ev = {
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NRF_BLOCK_DEV_EVT_INIT,
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NRF_BLOCK_DEV_RESULT_SUCCESS,
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NULL,
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p_work->p_context
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};
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p_work->ev_handler(p_blk_dev, &ev);
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}
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return NRF_SUCCESS;
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}
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static ret_code_t block_dev_ram_uninit(nrf_block_dev_t const * p_blk_dev)
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{
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ASSERT(p_blk_dev);
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nrf_block_dev_ram_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_ram_t, block_dev);
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nrf_block_dev_ram_work_t * p_work = p_ram_dev->p_work;
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if (p_work->ev_handler)
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{
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/*Asynchronous operation (simulation)*/
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const nrf_block_dev_event_t ev = {
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NRF_BLOCK_DEV_EVT_UNINIT,
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NRF_BLOCK_DEV_RESULT_SUCCESS,
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NULL,
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p_work->p_context
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};
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p_work->ev_handler(p_blk_dev, &ev);
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}
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memset(p_work, 0, sizeof(nrf_block_dev_ram_work_t));
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return NRF_SUCCESS;
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}
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static ret_code_t block_dev_ram_req(nrf_block_dev_t const * p_blk_dev,
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nrf_block_req_t const * p_blk,
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nrf_block_dev_event_type_t event)
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{
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ASSERT(p_blk_dev);
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ASSERT(p_blk);
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nrf_block_dev_ram_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_ram_t, block_dev);
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nrf_block_dev_ram_config_t const * p_ram_config = &p_ram_dev->ram_config;
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nrf_block_dev_ram_work_t const * p_work = p_ram_dev->p_work;
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/*Synchronous operation*/
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uint8_t * p_buff = p_ram_config->p_work_buffer;
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p_buff += p_blk->blk_id * p_work->geometry.blk_size;
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const void * p_src = (event == NRF_BLOCK_DEV_EVT_BLK_READ_DONE) ? p_buff : p_blk->p_buff;
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void * p_dst = (event == NRF_BLOCK_DEV_EVT_BLK_READ_DONE) ? p_blk->p_buff : p_buff;
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memcpy(p_dst, p_src, p_work->geometry.blk_size * p_blk->blk_count);
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if (p_work->ev_handler)
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{
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/*Asynchronous operation (simulation)*/
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const nrf_block_dev_event_t ev = {
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event,
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NRF_BLOCK_DEV_RESULT_SUCCESS,
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p_blk,
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p_work->p_context
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};
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p_work->ev_handler(p_blk_dev, &ev);
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}
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return NRF_SUCCESS;
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}
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static ret_code_t block_dev_ram_read_req(nrf_block_dev_t const * p_blk_dev,
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nrf_block_req_t const * p_blk)
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{
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return block_dev_ram_req(p_blk_dev, p_blk, NRF_BLOCK_DEV_EVT_BLK_READ_DONE);
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}
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static ret_code_t block_dev_ram_write_req(nrf_block_dev_t const * p_blk_dev,
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nrf_block_req_t const * p_blk)
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{
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return block_dev_ram_req(p_blk_dev, p_blk, NRF_BLOCK_DEV_EVT_BLK_WRITE_DONE);
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}
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static ret_code_t block_dev_ram_ioctl(nrf_block_dev_t const * p_blk_dev,
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nrf_block_dev_ioctl_req_t req,
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void * p_data)
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{
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nrf_block_dev_ram_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_ram_t, block_dev);
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switch (req)
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{
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case NRF_BLOCK_DEV_IOCTL_REQ_CACHE_FLUSH:
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{
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bool * p_flushing = p_data;
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if (p_flushing)
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{
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*p_flushing = false;
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}
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return NRF_SUCCESS;
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}
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case NRF_BLOCK_DEV_IOCTL_REQ_INFO_STRINGS:
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{
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if (p_data == NULL)
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{
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return NRF_ERROR_INVALID_PARAM;
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}
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nrf_block_dev_info_strings_t const * * pp_strings = p_data;
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*pp_strings = &p_ram_dev->info_strings;
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return NRF_SUCCESS;
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}
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default:
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break;
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}
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return NRF_ERROR_NOT_SUPPORTED;
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}
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static nrf_block_dev_geometry_t const * block_dev_ram_geometry(nrf_block_dev_t const * p_blk_dev)
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{
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ASSERT(p_blk_dev);
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nrf_block_dev_ram_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_ram_t, block_dev);
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nrf_block_dev_ram_work_t const * p_work = p_ram_dev->p_work;
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return &p_work->geometry;
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}
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const nrf_block_dev_ops_t nrf_block_device_ram_ops = {
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.init = block_dev_ram_init,
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.uninit = block_dev_ram_uninit,
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.read_req = block_dev_ram_read_req,
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.write_req = block_dev_ram_write_req,
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.ioctl = block_dev_ram_ioctl,
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.geometry = block_dev_ram_geometry,
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};
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/** @} */
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@@ -0,0 +1,141 @@
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/**
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* Copyright (c) 2016 - 2017, Nordic Semiconductor ASA
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without modification,
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* are permitted provided that the following conditions are met:
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*
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* 1. Redistributions of source code must retain the above copyright notice, this
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* list of conditions and the following disclaimer.
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*
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* 2. Redistributions in binary form, except as embedded into a Nordic
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* Semiconductor ASA integrated circuit in a product or a software update for
|
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* such product, must reproduce the above copyright notice, this list of
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* conditions and the following disclaimer in the documentation and/or other
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* materials provided with the distribution.
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*
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* 3. Neither the name of Nordic Semiconductor ASA nor the names of its
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* contributors may be used to endorse or promote products derived from this
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* software without specific prior written permission.
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*
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* 4. This software, with or without modification, must only be used with a
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* Nordic Semiconductor ASA integrated circuit.
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*
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* 5. Any software provided in binary form under this license must not be reverse
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* engineered, decompiled, modified and/or disassembled.
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*
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* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
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* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
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* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
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* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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*/
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#ifndef NRF_BLOCK_DEV_RAM_H__
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#define NRF_BLOCK_DEV_RAM_H__
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#ifdef __cplusplus
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extern "C" {
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#endif
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#include "nrf_block_dev.h"
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/**@file
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*
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* @defgroup nrf_block_dev_ram RAM implementation
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* @ingroup nrf_block_dev
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* @{
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*
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* @brief This module implements block device API. It should be used as a reference block device.
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*/
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/**
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* @brief RAM block device operations
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* */
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extern const nrf_block_dev_ops_t nrf_block_device_ram_ops;
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/**
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* @brief Work structure of RAM block device
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*/
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typedef struct {
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nrf_block_dev_geometry_t geometry; //!< Block device geometry
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nrf_block_dev_ev_handler ev_handler; //!< Block device event handler
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void const * p_context; //!< Context handle passed to event handler
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} nrf_block_dev_ram_work_t;
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/**
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* @brief RAM block device config initializer (@ref nrf_block_dev_ram_config_t)
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*
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* @param blk_size Block size
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* @param buffer RAM work buffer
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* @param buffer_size RAM work buffer size
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* */
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#define NRF_BLOCK_DEV_RAM_CONFIG(blk_size, buffer, buffer_size) { \
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.block_size = (blk_size), \
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.p_work_buffer = (buffer), \
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.size = (buffer_size), \
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}
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/**
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* @brief Ram block device config
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*/
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typedef struct {
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uint32_t block_size; //!< Desired block size
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void * p_work_buffer; //!< Ram work buffer
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size_t size; //!< Ram work buffer size
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} nrf_block_dev_ram_config_t;
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/**
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* @brief Ram block device
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* */
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typedef struct {
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nrf_block_dev_t block_dev; //!< Block device
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nrf_block_dev_info_strings_t info_strings; //!< Block device information strings
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nrf_block_dev_ram_config_t ram_config; //!< Ram block device config
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nrf_block_dev_ram_work_t * p_work; //!< Ram block device work structure
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} nrf_block_dev_ram_t;
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/**
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* @brief Defines a RAM block device.
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*
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* @param name Instance name
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* @param config Configuration @ref nrf_block_dev_ram_config_t
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* @param info Info strings @ref NFR_BLOCK_DEV_INFO_CONFIG
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* */
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#define NRF_BLOCK_DEV_RAM_DEFINE(name, config, info) \
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static nrf_block_dev_ram_work_t CONCAT_2(name, _work); \
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static const nrf_block_dev_ram_t name = { \
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.block_dev = { .p_ops = &nrf_block_device_ram_ops }, \
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.info_strings = BRACKET_EXTRACT(info), \
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.ram_config = config, \
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.p_work = &CONCAT_2(name, _work), \
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}
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/**
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* @brief Returns block device API handle from RAM block device.
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*
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* @param[in] p_blk_ram Ram block device
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* @return Block device handle
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*/
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static inline nrf_block_dev_t const *
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nrf_block_dev_ram_ops_get(nrf_block_dev_ram_t const * p_blk_ram)
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{
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return &p_blk_ram->block_dev;
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}
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/** @} */
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#ifdef __cplusplus
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}
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#endif
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#endif /* NRF_BLOCK_DEV_RAM_H__ */
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