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clean up

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hathach 2018-06-25 17:02:34 +07:00
parent e3ef2aca34
commit 98ba8b9b32
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206
src/usb/uf2/nrf_block_dev_uf2.c
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/**
* Copyright (c) 2016 - 2017, 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, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, 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 Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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.
*
*/
#include "nrf_block_dev_uf2.h"
/**@file
*
* @ingroup nrf_block_dev
* @{
*
* @brief This module implements block device API. It should be used as a reference block device.
*/
static ret_code_t block_dev_uf2_init(nrf_block_dev_t const * p_blk_dev,
nrf_block_dev_ev_handler ev_handler,
void const * p_context)
{
ASSERT(p_blk_dev);
nrf_block_dev_uf2_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_uf2_t, block_dev);
nrf_block_dev_uf2_work_t * p_work = p_ram_dev->p_work;
p_work->geometry.blk_size = 512;
p_work->geometry.blk_count = UF2_NUM_BLOCKS;
p_work->p_context = p_context;
p_work->ev_handler = ev_handler;
if (p_work->ev_handler)
{
const nrf_block_dev_event_t ev = {
NRF_BLOCK_DEV_EVT_INIT,
NRF_BLOCK_DEV_RESULT_SUCCESS,
NULL,
p_work->p_context
};
p_work->ev_handler(p_blk_dev, &ev);
}
return NRF_SUCCESS;
}
static ret_code_t block_dev_uf2_uninit(nrf_block_dev_t const * p_blk_dev)
{
ASSERT(p_blk_dev);
nrf_block_dev_uf2_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_uf2_t, block_dev);
nrf_block_dev_uf2_work_t * p_work = p_ram_dev->p_work;
if (p_work->ev_handler)
{
/*Asynchronous operation (simulation)*/
const nrf_block_dev_event_t ev = {
NRF_BLOCK_DEV_EVT_UNINIT,
NRF_BLOCK_DEV_RESULT_SUCCESS,
NULL,
p_work->p_context
};
p_work->ev_handler(p_blk_dev, &ev);
}
memset(p_work, 0, sizeof(nrf_block_dev_uf2_work_t));
return NRF_SUCCESS;
}
void write_block(uint32_t block_no, uint8_t *data, bool quiet, WriteState *state);
void read_block(uint32_t block_no, uint8_t *data);
static WriteState wrState;
static ret_code_t block_dev_uf2_req(nrf_block_dev_t const * p_blk_dev,
nrf_block_req_t const * p_blk,
nrf_block_dev_event_type_t event)
{
ASSERT(p_blk_dev);
ASSERT(p_blk);
nrf_block_dev_uf2_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_uf2_t, block_dev);
nrf_block_dev_uf2_work_t const * p_work = p_ram_dev->p_work;
if (event == NRF_BLOCK_DEV_EVT_BLK_READ_DONE) {
for (uint32_t i = 0; i < p_blk->blk_count; ++i)
read_block(p_blk->blk_id + i, p_blk->p_buff + i * 512);
} else {
for (uint32_t i = 0; i < p_blk->blk_count; ++i)
write_block(p_blk->blk_id + i, p_blk->p_buff + i * 512, false, &wrState);
}
if (p_work->ev_handler)
{
/*Asynchronous operation (simulation)*/
const nrf_block_dev_event_t ev = {
event,
NRF_BLOCK_DEV_RESULT_SUCCESS,
p_blk,
p_work->p_context
};
p_work->ev_handler(p_blk_dev, &ev);
}
return NRF_SUCCESS;
}
static ret_code_t block_dev_uf2_read_req(nrf_block_dev_t const * p_blk_dev,
nrf_block_req_t const * p_blk)
{
return block_dev_uf2_req(p_blk_dev, p_blk, NRF_BLOCK_DEV_EVT_BLK_READ_DONE);
}
static ret_code_t block_dev_uf2_write_req(nrf_block_dev_t const * p_blk_dev,
nrf_block_req_t const * p_blk)
{
return block_dev_uf2_req(p_blk_dev, p_blk, NRF_BLOCK_DEV_EVT_BLK_WRITE_DONE);
}
static ret_code_t block_dev_uf2_ioctl(nrf_block_dev_t const * p_blk_dev,
nrf_block_dev_ioctl_req_t req,
void * p_data)
{
nrf_block_dev_uf2_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_uf2_t, block_dev);
switch (req)
{
case NRF_BLOCK_DEV_IOCTL_REQ_CACHE_FLUSH:
{
bool * p_flushing = p_data;
if (p_flushing)
{
*p_flushing = false;
}
return NRF_SUCCESS;
}
case NRF_BLOCK_DEV_IOCTL_REQ_INFO_STRINGS:
{
if (p_data == NULL)
{
return NRF_ERROR_INVALID_PARAM;
}
nrf_block_dev_info_strings_t const * * pp_strings = p_data;
*pp_strings = &p_ram_dev->info_strings;
return NRF_SUCCESS;
}
default:
break;
}
return NRF_ERROR_NOT_SUPPORTED;
}
static nrf_block_dev_geometry_t const * block_dev_uf2_geometry(nrf_block_dev_t const * p_blk_dev)
{
ASSERT(p_blk_dev);
nrf_block_dev_uf2_t const * p_ram_dev = CONTAINER_OF(p_blk_dev, nrf_block_dev_uf2_t, block_dev);
nrf_block_dev_uf2_work_t const * p_work = p_ram_dev->p_work;
return &p_work->geometry;
}
const nrf_block_dev_ops_t nrf_block_device_uf2_ops = {
.init = block_dev_uf2_init,
.uninit = block_dev_uf2_uninit,
.read_req = block_dev_uf2_read_req,
.write_req = block_dev_uf2_write_req,
.ioctl = block_dev_uf2_ioctl,
.geometry = block_dev_uf2_geometry,
};
/** @} */

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src/usb/uf2/nrf_block_dev_uf2.h
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/**
* Copyright (c) 2016 - 2017, 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, except as embedded into a Nordic
* Semiconductor ASA integrated circuit in a product or a software update for
* such product, 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 Nordic Semiconductor ASA nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* 4. This software, with or without modification, must only be used with a
* Nordic Semiconductor ASA integrated circuit.
*
* 5. Any software provided in binary form under this license must not be reverse
* engineered, decompiled, modified and/or disassembled.
*
* THIS SOFTWARE IS PROVIDED BY NORDIC SEMICONDUCTOR ASA "AS IS" AND ANY EXPRESS
* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY, NONINFRINGEMENT, AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL NORDIC SEMICONDUCTOR ASA 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_BLOCK_DEV_UF2_H__
#define NRF_BLOCK_DEV_UF2_H__
#ifdef __cplusplus
extern "C" {
#endif
#include "uf2.h"
#include "nrf_block_dev.h"
/**@file
*
* @defgroup nrf_block_dev_uf2 RAM implementation
* @ingroup nrf_block_dev
* @{
*
* @brief This module implements block device API. It should be used as a reference block device.
*/
/**
* @brief RAM block device operations
* */
extern const nrf_block_dev_ops_t nrf_block_device_uf2_ops;
/**
* @brief Work structure of RAM block device
*/
typedef struct {
nrf_block_dev_geometry_t geometry; //!< Block device geometry
nrf_block_dev_ev_handler ev_handler; //!< Block device event handler
void const * p_context; //!< Context handle passed to event handler
} nrf_block_dev_uf2_work_t;
/**
* @brief RAM block device config initializer (@ref nrf_block_dev_uf2_config_t)
*
* @param blk_size Block size
* @param buffer RAM work buffer
* @param buffer_size RAM work buffer size
* */
#define NRF_BLOCK_DEV_UF2_CONFIG(volLbl) { \
.volume_label = volLbl, \
}
/**
* @brief Ram block device config
*/
typedef struct {
const char *volume_label;
} nrf_block_dev_uf2_config_t;
/**
* @brief Ram block device
* */
typedef struct {
nrf_block_dev_t block_dev; //!< Block device
nrf_block_dev_info_strings_t info_strings; //!< Block device information strings
nrf_block_dev_uf2_config_t ram_config; //!< Ram block device config
nrf_block_dev_uf2_work_t * p_work; //!< Ram block device work structure
} nrf_block_dev_uf2_t;
/**
* @brief Defines a RAM block device.
*
* @param name Instance name
* @param config Configuration @ref nrf_block_dev_uf2_config_t
* @param info Info strings @ref NFR_BLOCK_DEV_INFO_CONFIG
* */
#define NRF_BLOCK_DEV_UF2_DEFINE(name, config, info) \
static nrf_block_dev_uf2_work_t CONCAT_2(name, _work); \
static const nrf_block_dev_uf2_t name = { \
.block_dev = { .p_ops = &nrf_block_device_uf2_ops }, \
.info_strings = BRACKET_EXTRACT(info), \
.ram_config = config, \
.p_work = &CONCAT_2(name, _work), \
}
/**
* @brief Returns block device API handle from RAM block device.
*
* @param[in] p_blk_ram Ram block device
* @return Block device handle
*/
static inline nrf_block_dev_t const *
nrf_block_dev_uf2_ops_get(nrf_block_dev_uf2_t const * p_blk_ram)
{
return &p_blk_ram->block_dev;
}
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* NRF_BLOCK_DEV_UF2_H__ */