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xiaozhengsheng
2025-08-19 09:49:41 +08:00
parent 10f1ddf1c1
commit 6df0f7d96e
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252
components/libraries/cli/libuarte/nrf_cli_libuarte.c Normal file
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/**
* Copyright (c) 2018 - 2020, 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 "sdk_common.h"
#include "nrf_cli_libuarte.h"
#include "nrf_libuarte_async.h"
#include "nrf_assert.h"
#include "nrf_atomic.h"
#define NRF_LOG_MODULE_NAME cli_libuarte
#if NRF_CLI_LIBUARTE_CONFIG_LOG_ENABLED
#define NRF_LOG_LEVEL NRF_CLI_LIBUARTE_CONFIG_LOG_LEVEL
#define NRF_LOG_INFO_COLOR NRF_CLI_LIBUARTE_CONFIG_INFO_COLOR
#define NRF_LOG_DEBUG_COLOR NRF_CLI_LIBUARTE_CONFIG_DEBUG_COLOR
#else //NRF_CLI_LIBUARTE_CONFIG_LOG_ENABLED
#define NRF_LOG_LEVEL 0
#endif //NRF_CLI_LIBUARTE_CONFIG_LOG_ENABLED
#include "nrf_log.h"
NRF_LOG_MODULE_REGISTER();
static cli_libuarte_internal_t * mp_internal;
static nrf_atomic_flag_t m_uart_busy;
NRF_LIBUARTE_ASYNC_DEFINE(libuarte,
NRF_CLI_LIBUARTE_UARTE_INSTANCE,
NRF_CLI_LIBUARTE_TIMER_INSTANCE,
NRF_CLI_LIBUARTE_TIMEOUT_RTC_INSTANCE,
NRF_CLI_LIBUARTE_TIMEOUT_TIMER_INSTANCE,
3, 255);
static void uart_event_handler(void * context, nrf_libuarte_async_evt_t * p_event)
{
cli_libuarte_internal_t * p_internal = mp_internal;
ret_code_t err_code = NRF_SUCCESS;
size_t len;
UNUSED_VARIABLE(err_code);
switch (p_event->type)
{
case NRF_LIBUARTE_ASYNC_EVT_ERROR:
NRF_LOG_WARNING("(evt) ERROR");
break;
case NRF_LIBUARTE_ASYNC_EVT_RX_DATA:
{
len = (size_t)((uint32_t)p_event->data.rxtx.length & 0x0000FFFF);
err_code = nrf_ringbuf_cpy_put(p_internal->p_rx_ringbuf,
p_event->data.rxtx.p_data,
&len);
ASSERT(err_code == NRF_SUCCESS);
if (len != p_event->data.rxtx.length)
{
NRF_LOG_WARNING("Data lost, no room in RX ringbuf");
}
nrf_libuarte_async_rx_free(&libuarte, p_event->data.rxtx.p_data, p_event->data.rxtx.length);
if (p_event->data.rxtx.length)
{
NRF_LOG_DEBUG("(evt) RXRDY length:%d", p_event->data.rxtx.length);
NRF_LOG_HEXDUMP_DEBUG(p_event->data.rxtx.p_data, p_event->data.rxtx.length);
p_internal->p_cb->handler(NRF_CLI_TRANSPORT_EVT_RX_RDY,
p_internal->p_cb->p_context);
}
break;
}
case NRF_LIBUARTE_ASYNC_EVT_TX_DONE:
err_code = nrf_ringbuf_free(p_internal->p_tx_ringbuf, p_event->data.rxtx.length);
ASSERT(err_code == NRF_SUCCESS);
uint8_t * p_data;
len = 255;
err_code = nrf_ringbuf_get(p_internal->p_tx_ringbuf, &p_data, &len, true);
ASSERT(err_code == NRF_SUCCESS);
if (len)
{
NRF_LOG_DEBUG("(evt) Started TX (%d).", len);
err_code = nrf_libuarte_async_tx(&libuarte, p_data, len);
ASSERT(err_code == NRF_SUCCESS);
}
else
{
m_uart_busy = false;
}
p_internal->p_cb->handler(NRF_CLI_TRANSPORT_EVT_TX_RDY, p_internal->p_cb->p_context);
NRF_LOG_DEBUG("(evt) TX completed (%d)", p_event->data.rxtx.length);
break;
default:
NRF_LOG_ERROR("(evt) Unknown event");
ASSERT(false);
break;
}
}
static ret_code_t cli_libuarte_init(nrf_cli_transport_t const * p_transport,
void const * p_config,
nrf_cli_transport_handler_t evt_handler,
void * p_context)
{
cli_libuarte_internal_t * p_internal = CONTAINER_OF(p_transport,
cli_libuarte_internal_t,
transport);
mp_internal = p_internal;
m_uart_busy = false;
p_internal->p_cb->handler = evt_handler;
p_internal->p_cb->p_context = p_context;
p_internal->p_cb->blocking = false;
cli_libuarte_config_t const * p_cli_libuarte_config = (cli_libuarte_config_t *)p_config;
nrf_libuarte_async_config_t uart_async_config = {
.tx_pin = p_cli_libuarte_config->tx_pin,
.rx_pin = p_cli_libuarte_config->rx_pin,
.baudrate = p_cli_libuarte_config->baudrate,
.parity = p_cli_libuarte_config->parity,
.hwfc = p_cli_libuarte_config->hwfc,
.timeout_us = 100,
.int_prio = APP_IRQ_PRIORITY_LOW
};
ret_code_t err_code = nrf_libuarte_async_init(&libuarte, &uart_async_config, uart_event_handler, NULL);
if (err_code == NRF_SUCCESS)
{
nrf_ringbuf_init(p_internal->p_rx_ringbuf);
nrf_ringbuf_init(p_internal->p_tx_ringbuf);
}
return err_code;
}
static ret_code_t cli_libuarte_uninit(nrf_cli_transport_t const * p_transport)
{
UNUSED_PARAMETER(p_transport);
nrf_libuarte_async_uninit(&libuarte);
return NRF_SUCCESS;
}
static ret_code_t cli_libuarte_enable(nrf_cli_transport_t const * p_transport,
bool blocking)
{
UNUSED_PARAMETER(p_transport);
if (blocking)
{
return NRF_ERROR_NOT_SUPPORTED;
}
else
{
nrf_libuarte_async_enable(&libuarte);
}
return NRF_SUCCESS;
}
static ret_code_t cli_libuarte_read(nrf_cli_transport_t const * p_transport,
void * p_data,
size_t length,
size_t * p_cnt)
{
ASSERT(p_cnt);
cli_libuarte_internal_t * p_instance =
CONTAINER_OF(p_transport, cli_libuarte_internal_t, transport);
*p_cnt = length;
ret_code_t err_code = nrf_ringbuf_cpy_get(p_instance->p_rx_ringbuf, p_data, p_cnt);
if (*p_cnt)
{
NRF_LOG_DEBUG("Read %d bytes (requested %d)", *p_cnt, length);
}
return err_code;
}
static ret_code_t cli_libuarte_write(nrf_cli_transport_t const * p_transport,
void const * p_data,
size_t length,
size_t * p_cnt)
{
ASSERT(p_cnt);
cli_libuarte_internal_t * p_instance = CONTAINER_OF(p_transport,
cli_libuarte_internal_t,
transport);
*p_cnt = length;
ret_code_t err_code = nrf_ringbuf_cpy_put(p_instance->p_tx_ringbuf, p_data, p_cnt);
if (err_code == NRF_SUCCESS)
{
NRF_LOG_DEBUG("Requested write: %d, copied to ringbuf: %d.", length, *p_cnt);
if (nrf_atomic_flag_set_fetch(&m_uart_busy))
{
return err_code;
}
uint8_t * p_buf;
size_t len = 255;
if (nrf_ringbuf_get(p_instance->p_tx_ringbuf, &p_buf, &len, true) == NRF_SUCCESS)
{
NRF_LOG_DEBUG("Started TX (%d).", len);
err_code = nrf_libuarte_async_tx(&libuarte, p_buf, len);
if (p_instance->p_cb->blocking && (err_code == NRF_SUCCESS))
{
(void)nrf_ringbuf_free(p_instance->p_tx_ringbuf, len);
m_uart_busy = false;
}
}
}
return err_code;
}
const nrf_cli_transport_api_t cli_libuarte_transport_api = {
.init = cli_libuarte_init,
.uninit = cli_libuarte_uninit,
.enable = cli_libuarte_enable,
.read = cli_libuarte_read,
.write = cli_libuarte_write,
};

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components/libraries/cli/libuarte/nrf_cli_libuarte.h Normal file
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/**
* Copyright (c) 2018 - 2020, 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_LOG_BACKEND_LIBUARTE_H__
#define NRF_LOG_BACKEND_LIBUARTE_H__
#ifdef __cplusplus
extern "C" {
#endif
#include "nrf_cli.h"
#include "nrf_ringbuf.h"
#include "app_timer.h"
#include "nrf_uarte.h"
/**@file
*
* @defgroup nrf_cli_libuarte libUARTE command line interface transport layer.
* @ingroup nrf_cli
*
* @{
*
*/
/**
* @brief Command line interface transport.
* */
extern const nrf_cli_transport_api_t cli_libuarte_transport_api;
typedef struct cli_libuarte_internal_s cli_libuarte_internal_t;
typedef struct {
nrf_cli_transport_handler_t handler;
void * p_context;
bool blocking;
} cli_libuarte_internal_cb_t;
struct cli_libuarte_internal_s {
nrf_cli_transport_t transport;
cli_libuarte_internal_cb_t * p_cb;
nrf_ringbuf_t const * p_rx_ringbuf;
nrf_ringbuf_t const * p_tx_ringbuf;
};
typedef struct
{
uint32_t tx_pin;
uint32_t rx_pin;
nrf_uarte_hwfc_t hwfc; ///< Flow control configuration.
nrf_uarte_parity_t parity; ///< Parity configuration.
nrf_uarte_baudrate_t baudrate; ///< Baudrate.
} cli_libuarte_config_t;
/**@brief CLI libUARTE transport definition.
*
* @param _name Name of instance.
* @param _tx_buf_sz Size of TX ring buffer.
* @param _rx_buf_sz Size of RX ring buffer.
*/
#define NRF_CLI_LIBUARTE_DEF(_name, _tx_buf_sz, _rx_buf_sz) \
NRF_RINGBUF_DEF(CONCAT_2(_name,_tx_ringbuf), _tx_buf_sz); \
NRF_RINGBUF_DEF(CONCAT_2(_name,_rx_ringbuf), _rx_buf_sz); \
static cli_libuarte_internal_cb_t CONCAT_2(_name, _cb); \
static const cli_libuarte_internal_t _name = { \
.transport = {.p_api = &cli_libuarte_transport_api}, \
.p_cb = &CONCAT_2(_name, _cb), \
.p_rx_ringbuf = &CONCAT_2(_name,_rx_ringbuf), \
.p_tx_ringbuf = &CONCAT_2(_name,_tx_ringbuf), \
}
/** @} */
#ifdef __cplusplus
}
#endif
#endif /* NRF_LOG_BACKEND_LIBUARTE_H__ */