初始版本

2025-08-19 09:49:41 +08:00
parent 10f1ddf1c1
commit 6df0f7d96e
2974 changed files with 1712873 additions and 54 deletions
--- a/components/libraries/bootloader/nrf_bootloader_dfu_timers.h
+++ b/components/libraries/bootloader/nrf_bootloader_dfu_timers.h
@@ -0,0 +1,111 @@
+/**
+ * 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.
+ *
+ */
+/**@file
+ *
+ * @defgroup nrf_bootloader_dfu_timers Timers for DFU in the bootloader
+ * @{
+ * @ingroup  nrf_bootloader
+ */
+
+#ifndef NRF_BOOTLOADER_DFU_TIMERS_H__
+#define NRF_BOOTLOADER_DFU_TIMERS_H__
+
+#include <stdint.h>
+
+#ifdef __cplusplus
+extern "C"
+{
+#endif
+
+#define NRF_BOOTLOADER_MIN_TIMEOUT_TICKS (150) //!< The shortest timeout allowed. To avoid the timeout not being activated before the time has passed.
+
+/**@brief Macro for converting milliseconds to timer ticks.
+ *
+ * @param[in]  ms  The milliseconds to convert.
+ *
+ * @return  @p ms converted to ticks.
+ */
+#define NRF_BOOTLOADER_MS_TO_TICKS(ms) ((((uint64_t)(ms) * 32768)) / 1000)
+
+/**@brief Handler called on timeout of a timer requested by the watchdog.
+ */
+typedef void (*nrf_bootloader_dfu_timeout_callback_t)(void);
+
+
+/**@brief Function for restarting the inactivity timer.
+ *
+ * @note Calling this function cancels any previous calls to this function.
+ *
+ * @param[in]  timeout_ticks  The number of ticks until reset. There are 32768 ticks per second.
+ *                            If 0 is passed, the timer will be stopped and not restarted.
+ * @param[in]  callback       Function to be called on timeout.
+ */
+void nrf_bootloader_dfu_inactivity_timer_restart(uint32_t                              timeout_ticks,
+                                                 nrf_bootloader_dfu_timeout_callback_t callback);
+
+
+/**@brief Function for initializing and starting a repeated timer for feeding the watchdog.
+ *
+ * @param[in] timeout_ticks  The number of ticks between each feeding of the watchdog. There are
+ *                           32768 ticks per second.
+ * @param[in] callback       Function called on every timeout.
+ */
+void nrf_bootloader_wdt_feed_timer_start(uint32_t                              timeout_ticks,
+                                         nrf_bootloader_dfu_timeout_callback_t callback);
+
+
+/**@brief Function for retrieving the number of ticks since the RTC was started.
+ *
+ * There are 32768 ticks per second. This value does not wrap, even when the RTC counter wraps.
+ *
+ * @note  The value can be 2^24 ticks too small if sampled immediately after the RTC counter wraps,
+ *        but before the internal loop counter has been incremented.
+ *
+ * @return The number of ticks since the RTC was started.
+ */
+uint32_t nrf_bootloader_dfu_timer_counter_get(void);
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif // NRF_BOOTLOADER_DFU_TIMERS_H__
+
+/** @} */