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136 lines
3.5 KiB
136 lines
3.5 KiB
/****************************************************************************** |
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* |
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* Copyright (C) 2000-2012 Broadcom Corporation |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at: |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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******************************************************************************/ |
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#define LOG_TAG "bt_task" |
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#include <base/logging.h> |
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#include <pthread.h> |
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#include <string.h> |
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#include "bt_target.h" |
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#include "btm_int.h" |
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#include "btu.h" |
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#include "device/include/controller.h" |
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#include "gatt_api.h" |
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#include "gatt_int.h" |
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#include "l2c_int.h" |
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#include "osi/include/alarm.h" |
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#include "osi/include/fixed_queue.h" |
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#include "osi/include/log.h" |
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#include "osi/include/thread.h" |
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#include "sdpint.h" |
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#include "smp_int.h" |
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// RT priority for audio-related tasks |
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#define BTU_TASK_RT_PRIORITY 1 |
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// Communication queue from hci thread to bt_workqueue. |
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extern fixed_queue_t* btu_hci_msg_queue; |
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thread_t* bt_workqueue_thread; |
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static const char* BT_WORKQUEUE_NAME = "bt_workqueue"; |
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extern void PLATFORM_DisableHciTransport(uint8_t bDisable); |
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void btu_task_start_up(void* context); |
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void btu_task_shut_down(void* context); |
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/***************************************************************************** |
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* |
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* Function btu_init_core |
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* |
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* Description Initialize control block memory for each core component. |
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* |
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* |
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* Returns void |
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* |
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*****************************************************************************/ |
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void btu_init_core(void) { |
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/* Initialize the mandatory core stack components */ |
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btm_init(); |
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l2c_init(); |
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sdp_init(); |
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gatt_init(); |
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SMP_Init(); |
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btm_ble_init(); |
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} |
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/***************************************************************************** |
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* |
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* Function btu_free_core |
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* |
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* Description Releases control block memory for each core component. |
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* |
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* |
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* Returns void |
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* |
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*****************************************************************************/ |
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void btu_free_core(void) { |
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/* Free the mandatory core stack components */ |
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gatt_free(); |
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l2c_free(); |
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sdp_free(); |
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btm_free(); |
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} |
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/***************************************************************************** |
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* |
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* Function BTU_StartUp |
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* |
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* Description Initializes the BTU control block. |
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* |
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* NOTE: Must be called before creating any tasks |
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* (RPC, BTU, HCIT, APPL, etc.) |
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* |
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* Returns void |
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* |
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*****************************************************************************/ |
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void BTU_StartUp(void) { |
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btu_trace_level = HCI_INITIAL_TRACE_LEVEL; |
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bt_workqueue_thread = thread_new(BT_WORKQUEUE_NAME); |
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if (bt_workqueue_thread == NULL) goto error_exit; |
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thread_set_rt_priority(bt_workqueue_thread, BTU_TASK_RT_PRIORITY); |
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// Continue startup on bt workqueue thread. |
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thread_post(bt_workqueue_thread, btu_task_start_up, NULL); |
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return; |
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error_exit:; |
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LOG_ERROR(LOG_TAG, "%s Unable to allocate resources for bt_workqueue", |
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__func__); |
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BTU_ShutDown(); |
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} |
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void BTU_ShutDown(void) { |
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btu_task_shut_down(NULL); |
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thread_free(bt_workqueue_thread); |
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bt_workqueue_thread = NULL; |
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}
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