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Initial commit: MT firmware project

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- BLE peripheral applications
- dr_piezo and bladder_patch projects

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
Charles Kwon
2026-01-25 17:26:39 +09:00
commit a8ba31871e
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166
modules/nrfx/drivers/src/nrfx_wdt.c Normal file
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/**
* Copyright (c) 2015 - 2021, 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 <nrfx.h>
#if NRFX_CHECK(NRFX_WDT_ENABLED)
#include <nrfx_wdt.h>
#define NRFX_LOG_MODULE WDT
#include <nrfx_log.h>
/**@brief WDT state. */
static nrfx_drv_state_t m_state;
/**@brief WDT alloc table. */
static uint8_t m_alloc_index;
#if !NRFX_CHECK(NRFX_WDT_CONFIG_NO_IRQ)
/**@brief WDT event handler. */
static nrfx_wdt_event_handler_t m_wdt_event_handler;
/**@brief WDT interrupt handler. */
void nrfx_wdt_irq_handler(void)
{
if (nrf_wdt_event_check(NRF_WDT_EVENT_TIMEOUT))
{
m_wdt_event_handler();
nrf_wdt_event_clear(NRF_WDT_EVENT_TIMEOUT);
}
}
#endif
nrfx_err_t nrfx_wdt_init(nrfx_wdt_config_t const * p_config,
nrfx_wdt_event_handler_t wdt_event_handler)
{
NRFX_ASSERT(p_config);
nrfx_err_t err_code;
#if !NRFX_CHECK(NRFX_WDT_CONFIG_NO_IRQ)
NRFX_ASSERT(wdt_event_handler != NULL);
m_wdt_event_handler = wdt_event_handler;
#else
NRFX_ASSERT(wdt_event_handler == NULL);
(void)wdt_event_handler;
#endif
if (m_state == NRFX_DRV_STATE_UNINITIALIZED)
{
m_state = NRFX_DRV_STATE_INITIALIZED;
}
else
{
err_code = NRFX_ERROR_INVALID_STATE;
NRFX_LOG_WARNING("Function: %s, error code: %s.",
__func__,
NRFX_LOG_ERROR_STRING_GET(err_code));
return err_code;
}
nrf_wdt_behaviour_set(p_config->behaviour);
uint64_t ticks = (p_config->reload_value * 32768ULL) / 1000;
NRFX_ASSERT(ticks <= UINT32_MAX);
nrf_wdt_reload_value_set((uint32_t) ticks);
#if !NRFX_CHECK(NRFX_WDT_CONFIG_NO_IRQ)
NRFX_IRQ_PRIORITY_SET(WDT_IRQn, p_config->interrupt_priority);
NRFX_IRQ_ENABLE(WDT_IRQn);
#endif
err_code = NRFX_SUCCESS;
NRFX_LOG_INFO("Function: %s, error code: %s.", __func__, NRFX_LOG_ERROR_STRING_GET(err_code));
return err_code;
}
void nrfx_wdt_enable(void)
{
NRFX_ASSERT(m_alloc_index != 0);
NRFX_ASSERT(m_state == NRFX_DRV_STATE_INITIALIZED);
#if !NRFX_CHECK(NRFX_WDT_CONFIG_NO_IRQ)
nrf_wdt_int_enable(NRF_WDT_INT_TIMEOUT_MASK);
#endif
nrf_wdt_task_trigger(NRF_WDT_TASK_START);
m_state = NRFX_DRV_STATE_POWERED_ON;
NRFX_LOG_INFO("Enabled.");
}
void nrfx_wdt_feed(void)
{
NRFX_ASSERT(m_state == NRFX_DRV_STATE_POWERED_ON);
for (uint8_t i = 0; i < m_alloc_index; i++)
{
nrf_wdt_reload_request_set((nrf_wdt_rr_register_t)(NRF_WDT_RR0 + i));
}
}
nrfx_err_t nrfx_wdt_channel_alloc(nrfx_wdt_channel_id * p_channel_id)
{
nrfx_err_t result;
NRFX_ASSERT(p_channel_id);
NRFX_ASSERT(m_state == NRFX_DRV_STATE_INITIALIZED);
NRFX_CRITICAL_SECTION_ENTER();
if (m_alloc_index < NRF_WDT_CHANNEL_NUMBER)
{
*p_channel_id = (nrfx_wdt_channel_id)(NRF_WDT_RR0 + m_alloc_index);
m_alloc_index++;
nrf_wdt_reload_request_enable(*p_channel_id);
result = NRFX_SUCCESS;
}
else
{
result = NRFX_ERROR_NO_MEM;
}
NRFX_CRITICAL_SECTION_EXIT();
NRFX_LOG_INFO("Function: %s, error code: %s.", __func__, NRFX_LOG_ERROR_STRING_GET(result));
return result;
}
void nrfx_wdt_channel_feed(nrfx_wdt_channel_id channel_id)
{
NRFX_ASSERT(m_state == NRFX_DRV_STATE_POWERED_ON);
nrf_wdt_reload_request_set(channel_id);
}
#endif // NRFX_CHECK(NRFX_WDT_ENABLED)