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tests: drivers: watchdog: wdt_soft_reset: Move common code
HW Info related code can be reused by other WDT test. Move common code to common/hw_info_helper.c Signed-off-by: Sebastian Głąb <[email protected]>
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4 files changed

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‎tests/drivers/watchdog/common/hw_info_helper.c‎

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/*
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* Copyright (c) 2025 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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#include <zephyr/kernel.h>
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#include <zephyr/drivers/hwinfo.h>
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#include "hw_info_helper.h"
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#include <zephyr/logging/log.h>
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LOG_MODULE_REGISTER(hw_info_helper, LOG_LEVEL_INF);
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/**
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* @brief Print LOG delimiter.
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*/
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void print_bar(void)
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{
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LOG_INF("===================================================================");
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}
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/**
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* @brief Get and print reset causes supported by the HW.
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*
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* @param supported Pointer to a variable that will be set with supported reset causes.
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*/
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void get_supported_reset_cause(uint32_t *supported)
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{
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int32_t ret;
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ret = hwinfo_get_supported_reset_cause(supported);
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if (ret == 0) {
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LOG_INF("Supported reset causes are:");
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if (*supported & RESET_PIN) {
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LOG_INF(" 0: RESET_PIN is supported");
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} else {
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LOG_INF(" 0: no support for RESET_PIN");
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}
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if (*supported & RESET_SOFTWARE) {
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LOG_INF(" 1: RESET_SOFTWARE is supported");
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} else {
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LOG_INF(" 1: no support for RESET_SOFTWARE");
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}
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if (*supported & RESET_BROWNOUT) {
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LOG_INF(" 2: RESET_BROWNOUT is supported");
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} else {
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LOG_INF(" 2: no support for RESET_BROWNOUT");
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}
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if (*supported & RESET_POR) {
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LOG_INF(" 3: RESET_POR is supported");
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} else {
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LOG_INF(" 3: no support for RESET_POR");
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}
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if (*supported & RESET_WATCHDOG) {
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LOG_INF(" 4: RESET_WATCHDOG is supported");
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} else {
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LOG_INF(" 4: no support for RESET_WATCHDOG");
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}
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if (*supported & RESET_DEBUG) {
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LOG_INF(" 5: RESET_DEBUG is supported");
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} else {
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LOG_INF(" 5: no support for RESET_DEBUG");
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}
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if (*supported & RESET_SECURITY) {
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LOG_INF(" 6: RESET_SECURITY is supported");
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} else {
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LOG_INF(" 6: no support for RESET_SECURITY");
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}
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if (*supported & RESET_LOW_POWER_WAKE) {
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LOG_INF(" 7: RESET_LOW_POWER_WAKE is supported");
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} else {
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LOG_INF(" 7: no support for RESET_LOW_POWER_WAKE");
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}
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if (*supported & RESET_CPU_LOCKUP) {
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LOG_INF(" 8: RESET_CPU_LOCKUP is supported");
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} else {
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LOG_INF(" 8: no support for RESET_CPU_LOCKUP");
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}
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if (*supported & RESET_PARITY) {
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LOG_INF(" 9: RESET_PARITY is supported");
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} else {
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LOG_INF(" 9: no support for RESET_PARITY");
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}
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if (*supported & RESET_PLL) {
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LOG_INF("10: RESET_PLL is supported");
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} else {
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LOG_INF("10: no support for RESET_PLL");
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}
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if (*supported & RESET_CLOCK) {
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LOG_INF("11: RESET_CLOCK is supported");
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} else {
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LOG_INF("11: no support for RESET_CLOCK");
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}
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if (*supported & RESET_HARDWARE) {
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LOG_INF("12: RESET_HARDWARE is supported");
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} else {
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LOG_INF("12: no support for RESET_HARDWARE");
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}
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if (*supported & RESET_USER) {
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LOG_INF("13: RESET_USER is supported");
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} else {
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LOG_INF("13: no support for RESET_USER");
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}
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if (*supported & RESET_TEMPERATURE) {
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LOG_INF("14: RESET_TEMPERATURE is supported");
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} else {
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LOG_INF("14: no support for RESET_TEMPERATURE");
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}
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if (*supported & RESET_BOOTLOADER) {
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LOG_INF("15: RESET_BOOTLOADER is supported");
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} else {
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LOG_INF("15: no support for RESET_BOOTLOADER");
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}
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if (*supported & RESET_FLASH) {
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LOG_INF("16: RESET_FLASH is supported");
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} else {
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LOG_INF("16: no support for RESET_FLASH");
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}
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} else if (ret == -ENOSYS) {
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LOG_INF("hwinfo_get_supported_reset_cause() is NOT supported");
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*supported = 0;
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} else {
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LOG_ERR("hwinfo_get_supported_reset_cause() failed (ret = %d)", ret);
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}
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print_bar();
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}
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/**
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* @brief Get and print current value of reset cause.
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*
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* @param cause Pointer to a variable that will be set with current reset causes.
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*/
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void get_current_reset_cause(uint32_t *cause)
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{
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int32_t ret;
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ret = hwinfo_get_reset_cause(cause);
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if (ret == 0) {
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LOG_INF("Current reset cause is:");
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if (*cause & RESET_PIN) {
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LOG_INF(" 0: reset due to RESET_PIN");
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}
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if (*cause & RESET_SOFTWARE) {
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LOG_INF(" 1: reset due to RESET_SOFTWARE");
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}
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if (*cause & RESET_BROWNOUT) {
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LOG_INF(" 2: reset due to RESET_BROWNOUT");
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}
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if (*cause & RESET_POR) {
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LOG_INF(" 3: reset due to RESET_POR");
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}
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if (*cause & RESET_WATCHDOG) {
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LOG_INF(" 4: reset due to RESET_WATCHDOG");
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}
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if (*cause & RESET_DEBUG) {
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LOG_INF(" 5: reset due to RESET_DEBUG");
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}
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if (*cause & RESET_SECURITY) {
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LOG_INF(" 6: reset due to RESET_SECURITY");
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}
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if (*cause & RESET_LOW_POWER_WAKE) {
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LOG_INF(" 7: reset due to RESET_LOW_POWER_WAKE");
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}
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if (*cause & RESET_CPU_LOCKUP) {
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LOG_INF(" 8: reset due to RESET_CPU_LOCKUP");
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}
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if (*cause & RESET_PARITY) {
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LOG_INF(" 9: reset due to RESET_PARITY");
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}
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if (*cause & RESET_PLL) {
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LOG_INF("10: reset due to RESET_PLL");
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}
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if (*cause & RESET_CLOCK) {
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LOG_INF("11: reset due to RESET_CLOCK");
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}
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if (*cause & RESET_HARDWARE) {
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LOG_INF("12: reset due to RESET_HARDWARE");
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}
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if (*cause & RESET_USER) {
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LOG_INF("13: reset due to RESET_USER");
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}
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if (*cause & RESET_TEMPERATURE) {
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LOG_INF("14: reset due to RESET_TEMPERATURE");
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}
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if (*cause & RESET_BOOTLOADER) {
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LOG_INF("15: reset due to RESET_BOOTLOADER");
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}
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if (*cause & RESET_FLASH) {
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LOG_INF("16: reset due to RESET_FLASH");
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}
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} else if (ret == -ENOSYS) {
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LOG_INF("hwinfo_get_reset_cause() is NOT supported");
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*cause = 0;
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} else {
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LOG_ERR("hwinfo_get_reset_cause() failed (ret = %d)", ret);
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}
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print_bar();
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}
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/**
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* @brief Clear reset cause.
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*/
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void clear_reset_cause(void)
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{
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int32_t ret;
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ret = hwinfo_clear_reset_cause();
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if (ret == 0) {
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LOG_INF("hwinfo_clear_reset_cause() was executed");
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} else if (ret == -ENOSYS) {
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LOG_INF("hwinfo_get_reset_cause() is NOT supported");
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} else {
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LOG_ERR("hwinfo_get_reset_cause() failed (ret = %d)", ret);
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}
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/* Confirm all are cleared. */
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hwinfo_get_reset_cause(&ret);
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if (ret == 0) {
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LOG_INF("PASS: reset causes were cleared");
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} else {
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LOG_ERR("FAIL: reset case = %u while expected is 0", ret);
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}
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print_bar();
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}

‎tests/drivers/watchdog/common/hw_info_helper.h‎

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/*
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* Copyright (c) 2025 Nordic Semiconductor ASA
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*
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* SPDX-License-Identifier: LicenseRef-Nordic-5-Clause
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*/
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void print_bar(void);
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void get_supported_reset_cause(uint32_t *supported);
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void get_current_reset_cause(uint32_t *cause);
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void clear_reset_cause(void);

‎tests/drivers/watchdog/wdt_soft_reset/CMakeLists.txt‎

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@@ -4,5 +4,8 @@ cmake_minimum_required(VERSION 3.20.0)
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find_package(Zephyr REQUIRED HINTS $ENV{ZEPHYR_BASE})
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project(wdt_soft_reset)
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target_include_directories(app PRIVATE ../common/)
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target_sources(app PRIVATE ../common/hw_info_helper.c)
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FILE(GLOB app_sources src/*.c)
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target_sources(app PRIVATE ${app_sources})

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