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GClarkson 9d06f983af Imported more library files
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2025-04-12 23:37:19 +01:00

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C

/*
* Copyright (c) 2023, The OpenThread Authors.
* 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 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 the copyright holder nor the
* names of its contributors may be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER 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
* This file implements the OpenThread platform abstraction for miscellaneous behaviors.
*/
#include <openthread-core-config.h>
#include <openthread/platform/misc.h>
#if defined(SL_COMPONENT_CATALOG_PRESENT)
#include "sl_component_catalog.h"
#endif
#if defined(SL_CATALOG_GECKO_BOOTLOADER_INTERFACE_PRESENT)
#include "btl_interface.h"
#endif
#if defined(SL_CATALOG_EMLIB_RMU_PRESENT)
#include "em_rmu.h"
#else
#include "sl_hal_emu.h"
#endif
#include "platform-efr32.h"
#if SL_OPENTHREAD_ENABLE_HOST_WAKE_GPIO
#include "sl_gpio.h"
#include "sl_sleeptimer.h"
static sl_sleeptimer_timer_handle_t wake_timer;
extern sl_gpio_t host_wakeup_gpio;
#endif
static uint32_t sResetCause;
void efr32MiscInit(void)
{
#if defined(_SILICON_LABS_32B_SERIES_2)
// Read the cause of last reset.
sResetCause = RMU_ResetCauseGet();
// Clear the register, as the causes cumulate over resets.
RMU_ResetCauseClear();
#else
// Read the cause of last reset.
sResetCause = sl_hal_emu_get_reset_cause();
// Clear the register, as the causes cumulate over resets.
sl_hal_emu_clear_reset_cause();
#endif
}
void otPlatReset(otInstance *aInstance)
{
OT_UNUSED_VARIABLE(aInstance);
NVIC_SystemReset();
}
OT_TOOL_WEAK void bootloader_rebootAndInstall(void)
{
// Weak stub function
// This should be discarded in favor of the function definition in bootloader_interface code, when that component is
// used
}
otError otPlatResetToBootloader(otInstance *aInstance)
{
OT_UNUSED_VARIABLE(aInstance);
bootloader_rebootAndInstall();
// This should only be reached if the bootloader_interface component is not present.
// When it is present, the stubbed bootloader_rebootAndInstall above is not used.
// Instead, the non-weak definition of the function in the component is used, causing
// the device to reset.
return OT_ERROR_NOT_CAPABLE;
}
otPlatResetReason otPlatGetResetReason(otInstance *aInstance)
{
OT_UNUSED_VARIABLE(aInstance);
otPlatResetReason reason = OT_PLAT_RESET_REASON_UNKNOWN;
#if defined(_EMU_RSTCAUSE_MASK)
if (sResetCause & EMU_RSTCAUSE_POR)
{
reason = OT_PLAT_RESET_REASON_POWER_ON;
}
else if (sResetCause & EMU_RSTCAUSE_SYSREQ)
{
reason = OT_PLAT_RESET_REASON_SOFTWARE;
}
else if ((sResetCause & EMU_RSTCAUSE_WDOG0) || (sResetCause & EMU_RSTCAUSE_WDOG1))
{
reason = OT_PLAT_RESET_REASON_WATCHDOG;
}
else if (sResetCause & EMU_RSTCAUSE_PIN)
{
reason = OT_PLAT_RESET_REASON_EXTERNAL;
}
else if (sResetCause & EMU_RSTCAUSE_LOCKUP)
{
reason = OT_PLAT_RESET_REASON_FAULT;
}
/* clang-format off */
else if ((sResetCause & EMU_RSTCAUSE_AVDDBOD)
|| (sResetCause & EMU_RSTCAUSE_DECBOD)
|| (sResetCause & EMU_RSTCAUSE_DVDDBOD)
|| (sResetCause & EMU_RSTCAUSE_DVDDLEBOD)
|| (sResetCause & EMU_RSTCAUSE_EM4))
/* clang-format on */
{
reason = OT_PLAT_RESET_REASON_OTHER;
}
#endif
#if defined(_RMU_RSTCAUSE_MASK)
if (sResetCause & RMU_RSTCAUSE_PORST)
{
reason = OT_PLAT_RESET_REASON_POWER_ON;
}
else if (sResetCause & RMU_RSTCAUSE_SYSREQRST)
{
reason = OT_PLAT_RESET_REASON_SOFTWARE;
}
else if (sResetCause & RMU_RSTCAUSE_WDOGRST)
{
reason = OT_PLAT_RESET_REASON_WATCHDOG;
}
else if (sResetCause & RMU_RSTCAUSE_EXTRST)
{
reason = OT_PLAT_RESET_REASON_EXTERNAL;
}
else if (sResetCause & RMU_RSTCAUSE_LOCKUPRST)
{
reason = OT_PLAT_RESET_REASON_FAULT;
}
/* clang-format off */
else if ((sResetCause & RMU_RSTCAUSE_AVDDBOD)
|| (sResetCause & RMU_RSTCAUSE_DECBOD)
|| (sResetCause & RMU_RSTCAUSE_DVDDBOD)
|| (sResetCause & RMU_RSTCAUSE_EM4RST))
/* clang-format on */
{
reason = OT_PLAT_RESET_REASON_OTHER;
}
#endif
return reason;
}
// Timer callback function to clear the GPIO pin
#if SL_OPENTHREAD_ENABLE_HOST_WAKE_GPIO
static void clearWakeHostPin(sl_sleeptimer_timer_handle_t *handle, void *data)
{
(void)handle;
(void)data;
// Clear the GPIO pin
sl_gpio_clear_pin(&host_wakeup_gpio);
}
#endif
OT_TOOL_WEAK void otPlatEfrWakeHost(void)
{
// Set the GPIO pin to wake up the host
#if SL_OPENTHREAD_ENABLE_HOST_WAKE_GPIO
sl_gpio_set_pin(&host_wakeup_gpio);
// Start a timer to clear the GPIO pin after the timeout
sl_sleeptimer_start_timer_ms(&wake_timer, SL_OPENTHREAD_HOST_CLEAR_PIN_TIMEOUT_MS, clearWakeHostPin, NULL, 0, 0);
#endif
}
void otPlatWakeHost(void)
{
otPlatEfrWakeHost();
}
OT_TOOL_WEAK void otCliOutputFormat(const char *aFmt, ...)
{
OT_UNUSED_VARIABLE(aFmt);
// do nothing
}
OT_TOOL_WEAK void otCliPlatLogv(otLogLevel aLogLevel, otLogRegion aLogRegion, const char *aFormat, va_list aArgs)
{
OT_UNUSED_VARIABLE(aLogLevel);
OT_UNUSED_VARIABLE(aLogRegion);
OT_UNUSED_VARIABLE(aFormat);
OT_UNUSED_VARIABLE(aArgs);
// do nothing
}
OT_TOOL_WEAK void efr32UartProcess(void)
{
// do nothing
}
otError railStatusToOtError(RAIL_Status_t status)
{
switch (status)
{
case RAIL_STATUS_NO_ERROR:
return OT_ERROR_NONE;
case RAIL_STATUS_INVALID_PARAMETER:
return OT_ERROR_INVALID_ARGS;
case RAIL_STATUS_INVALID_STATE:
return OT_ERROR_INVALID_STATE;
case RAIL_STATUS_INVALID_CALL:
case RAIL_STATUS_SUSPENDED:
case RAIL_STATUS_SCHED_ERROR:
default:
return OT_ERROR_FAILED;
}
}
#if OPENTHREAD_CONFIG_PLATFORM_LOG_CRASH_DUMP_ENABLE
otError otPlatLogCrashDump(void)
{
otError error = OT_ERROR_NONE;
#if defined(SL_CATALOG_OT_CRASH_HANDLER_PRESENT)
efr32PrintResetInfo();
#else
error = OT_ERROR_NOT_CAPABLE;
#endif
return error;
}
#endif