blob: c74c2a9af4d907b2a9bde23b07196c15967676a0 [file] [log] [blame]
/*
*
* Copyright (c) 2020 Project CHIP Authors
* Copyright (c) 2020 Nest Labs, Inc.
* All rights reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
/**
* @file
* Provides an implementation of the ThreadStackManager object for
* K32W platforms using the NXP SDK and the OpenThread
* stack.
*
*/
/* this file behaves like a config.h, comes first */
#include <platform/internal/CHIPDeviceLayerInternal.h>
#include <platform/OpenThread/OpenThreadUtils.h>
#include <platform/ThreadStackManager.h>
#include <platform/FreeRTOS/GenericThreadStackManagerImpl_FreeRTOS.hpp>
#include <platform/OpenThread/GenericThreadStackManagerImpl_OpenThread.hpp>
#include <lib/support/CHIPPlatformMemory.h>
#if defined(chip_with_low_power) && (chip_with_low_power == 1)
extern "C" bool isThreadInitialized();
#endif
namespace chip {
namespace DeviceLayer {
using namespace ::chip::DeviceLayer::Internal;
ThreadStackManagerImpl ThreadStackManagerImpl::sInstance;
CHIP_ERROR ThreadStackManagerImpl::_InitThreadStack(void)
{
return InitThreadStack(NULL);
}
CHIP_ERROR ThreadStackManagerImpl::InitThreadStack(otInstance * otInst)
{
CHIP_ERROR err = CHIP_NO_ERROR;
// Initialize the generic implementation base classes.
err = GenericThreadStackManagerImpl_FreeRTOS<ThreadStackManagerImpl>::DoInit();
SuccessOrExit(err);
err = GenericThreadStackManagerImpl_OpenThread<ThreadStackManagerImpl>::DoInit(otInst);
SuccessOrExit(err);
exit:
return err;
}
void ThreadStackManagerImpl::ProcessThreadActivity()
{
/* reuse thread task for ble processing.
* by doing this, we avoid allocating a new stack for short-lived
* BLE processing (e.g.: only during Matter commissioning)
*/
auto * bleManager = &chip::DeviceLayer::Internal::BLEMgrImpl();
bleManager->DoBleProcessing();
#if defined(chip_with_low_power) && (chip_with_low_power == 1)
if (isThreadInitialized())
#endif
{
otTaskletsProcess(OTInstance());
otSysProcessDrivers(OTInstance());
}
}
bool ThreadStackManagerImpl::IsInitialized()
{
return sInstance.mThreadStackLock != NULL;
}
} // namespace DeviceLayer
} // namespace chip
using namespace ::chip::DeviceLayer;
/**
* Glue function called directly by the OpenThread stack when tasklet processing work
* is pending.
*/
extern "C" void otTaskletsSignalPending(otInstance * p_instance)
{
ThreadStackMgrImpl().SignalThreadActivityPending();
}
extern "C" void * pvPortCallocRtos(size_t num, size_t size)
{
size_t totalAllocSize = (size_t) (num * size);
if (size && totalAllocSize / size != num)
return nullptr;
void * p = pvPortMalloc(totalAllocSize);
if (p)
{
memset(p, 0, totalAllocSize);
}
return p;
}
extern "C" void * otPlatCAlloc(size_t aNum, size_t aSize)
{
return CHIPPlatformMemoryCalloc(aNum, aSize);
}
extern "C" void otPlatFree(void * aPtr)
{
return CHIPPlatformMemoryFree(aPtr);
}
extern "C" void * otPlatRealloc(void * p, size_t aSize)
{
return CHIPPlatformMemoryRealloc(p, aSize);
}