mirror of
https://github.com/pengwon/epd42.git
synced 2026-03-25 10:29:52 +08:00
95 lines
2.7 KiB
C
95 lines
2.7 KiB
C
/* Copyright (c) 2014 Nordic Semiconductor. All Rights Reserved.
|
|
*
|
|
* The information contained herein is property of Nordic Semiconductor ASA.
|
|
* Terms and conditions of usage are described in detail in NORDIC
|
|
* SEMICONDUCTOR STANDARD SOFTWARE LICENSE AGREEMENT.
|
|
*
|
|
* Licensees are granted free, non-transferable use of the information. NO
|
|
* WARRANTY of ANY KIND is provided. This heading must NOT be removed from
|
|
* the file.
|
|
*
|
|
*/
|
|
|
|
#include "app_util.h"
|
|
#include "ble_dtm_conn.h"
|
|
#include "ble_serialization.h"
|
|
#include "nrf_error.h"
|
|
#include "softdevice_handler.h"
|
|
#include "ser_conn_dtm_cmd_decoder.h"
|
|
#include "ser_hal_transport.h"
|
|
|
|
static bool m_is_ready_to_enter_dtm = false;
|
|
static app_uart_stream_comm_params_t m_comm_params = { 0 };
|
|
|
|
uint32_t ser_conn_dtm_command_process(uint8_t * p_command, uint16_t command_len)
|
|
{
|
|
SER_ASSERT_NOT_NULL(p_command);
|
|
|
|
uint32_t err_code = NRF_SUCCESS;
|
|
uint8_t * p_tx_buf = NULL;
|
|
uint32_t tx_buf_len = 0;
|
|
|
|
/* Allocate a memory buffer from HAL Transport layer for transmitting the Command Response.
|
|
* Loop until a buffer is available. */
|
|
do
|
|
{
|
|
err_code = ser_hal_transport_tx_pkt_alloc(&p_tx_buf, (uint16_t *)&tx_buf_len);
|
|
}
|
|
while (NRF_ERROR_NO_MEM == err_code);
|
|
|
|
if (err_code == NRF_SUCCESS)
|
|
{
|
|
p_tx_buf[SER_PKT_TYPE_POS] = SER_PKT_TYPE_DTM_RESP;
|
|
tx_buf_len -= SER_PKT_TYPE_SIZE;
|
|
|
|
err_code = ble_dtm_init_req_dec(p_command, command_len, &m_comm_params);
|
|
|
|
if (NRF_SUCCESS == err_code)
|
|
{
|
|
err_code = ble_dtm_init_rsp_enc(NRF_SUCCESS,
|
|
&p_tx_buf[SER_PKT_TYPE_SIZE],
|
|
&tx_buf_len);
|
|
|
|
if (err_code != NRF_SUCCESS)
|
|
{
|
|
return NRF_ERROR_INTERNAL;
|
|
}
|
|
|
|
tx_buf_len += SER_PKT_TYPE_SIZE;
|
|
|
|
/* Set a flag that device is ready to enter DTM mode. */
|
|
m_is_ready_to_enter_dtm = true;
|
|
|
|
err_code = ser_hal_transport_tx_pkt_send(p_tx_buf, (uint16_t)tx_buf_len);
|
|
if (err_code != NRF_SUCCESS)
|
|
{
|
|
err_code = NRF_ERROR_INTERNAL;
|
|
}
|
|
|
|
/* TX buffer is going to be freed automatically in the HAL Transport layer. */
|
|
}
|
|
else
|
|
{
|
|
err_code = NRF_ERROR_INTERNAL;
|
|
}
|
|
}
|
|
|
|
return err_code;
|
|
}
|
|
|
|
|
|
void ser_conn_is_ready_to_enter_dtm(void)
|
|
{
|
|
if (m_is_ready_to_enter_dtm)
|
|
{
|
|
/* Disable SoftDevice. */
|
|
(void)sd_softdevice_disable();
|
|
|
|
/* Close HAL Transport Layer. */
|
|
ser_hal_transport_close();
|
|
|
|
/* Start DTM mode. */
|
|
(void)dtm_start(m_comm_params);
|
|
}
|
|
}
|