forked from xuos/xiuos
Merge pull request 'merge code' (#12) from develop into prepare_for_master
This commit is contained in:
wgzAIIT
commit
c40518d226
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@ -1,27 +1,27 @@
|
|||
[submodule "Ubiquitous/RT-Thread_Fusion_XiUOS/rt-thread"]
|
||||
path = Ubiquitous/RT-Thread_Fusion_XiUOS/rt-thread
|
||||
url = https://code.gitlink.org.cn/chunyexixiaoyu/rt-thread.git
|
||||
url = https://www.gitlink.org.cn/chunyexixiaoyu/rt-thread.git
|
||||
[submodule "Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/k210/kendryte-sdk/kendryte-sdk-source"]
|
||||
path = Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/k210/kendryte-sdk/kendryte-sdk-source
|
||||
url = https://code.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
url = https://www.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
[submodule "Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/aiit-riscv64-board/kendryte-sdk/kendryte-sdk-source"]
|
||||
path = Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/aiit-riscv64-board/kendryte-sdk/kendryte-sdk-source
|
||||
url = https://code.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
url = https://www.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
[submodule "Ubiquitous/XiZi/fs/lwext4/lwext4_submodule"]
|
||||
path = Ubiquitous/XiZi/fs/lwext4/lwext4_submodule
|
||||
url = https://gitlink.org.cn/xuos/lwext4_filesystem_support_XiUOS.git
|
||||
[submodule "Ubiquitous/Nuttx_Fusion_XiUOS/nuttx"]
|
||||
path = Ubiquitous/Nuttx_Fusion_XiUOS/nuttx
|
||||
url = https://code.gitlink.org.cn/wgzAIIT/incubator-nuttx.git
|
||||
url = https://www.gitlink.org.cn/wgzAIIT/incubator-nuttx.git
|
||||
[submodule "Ubiquitous/Nuttx_Fusion_XiUOS/apps"]
|
||||
path = Ubiquitous/Nuttx_Fusion_XiUOS/apps
|
||||
url = https://code.gitlink.org.cn/wgzAIIT/incubator-nuttx-apps.git
|
||||
url = https://www.gitlink.org.cn/wgzAIIT/incubator-nuttx-apps.git
|
||||
[submodule "APP_Framework/Applications/webnet/WebNet_XiUOS"]
|
||||
path = APP_Framework/Applications/webnet/WebNet_XiUOS
|
||||
url = https://gitlink.org.cn/xuos/WebNet_XiUOS.git
|
||||
[submodule "Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/xidatong-riscv64/kendryte-sdk/kendryte-sdk-source"]
|
||||
path = Ubiquitous/RT-Thread_Fusion_XiUOS/aiit_board/xidatong-riscv64/kendryte-sdk/kendryte-sdk-source
|
||||
url = https://code.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
url = https://www.gitlink.org.cn/chunyexixiaoyu/kendryte-sdk-source.git
|
||||
[submodule "APP_Framework/lib/lorawan/lora_radio_driver"]
|
||||
path = APP_Framework/lib/lorawan/lora_radio_driver
|
||||
url = https://gitlink.org.cn/IACU/lora_radio_driver.git
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/include/board.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file board.h
|
||||
* @brief sabre-lite board.h file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
#ifndef __BOARDS_ARM_IMX6_SABRE_LITE_INCLUDE_BOARD_H
|
||||
#define __BOARDS_ARM_IMX6_SABRE_LITE_INCLUDE_BOARD_H
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/include/board_memorymap.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file board_memorymap.h
|
||||
* @brief sabre-lite board memorymap
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
#ifndef __BOARDS_ARM_IMX6_SABRE_LITE_INCLUDE_BOARD_MEMORYMAP_H
|
||||
#define __BOARDS_ARM_IMX6_SABRE_LITE_INCLUDE_BOARD_MEMORYMAP_H
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/imx_appinit.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file imx_appinit.c
|
||||
* @brief sabre-lite imx_appinit.c file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/imx_autoleds.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file imx_autoleds.c
|
||||
* @brief sabre-lite imx_autoleds.c file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
/* LEDs
|
||||
*
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/imx_boardinit.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file imx_boardinit.c
|
||||
* @brief sabre-lite imx_boardinit.c file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/imx_bringup.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file imx_bringup.c
|
||||
* @brief sabre-lite imx_bringup.c file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/imx_userleds.c
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file imx_userleds.c
|
||||
* @brief sabre-lite imx_userleds.c file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
|
|
|
|||
|
|
@ -1,22 +1,22 @@
|
|||
/****************************************************************************
|
||||
* boards/arm/imx6/sabre-lite/src/sabre-lite.h
|
||||
*
|
||||
* Licensed to the Apache Software Foundation (ASF) under one or more
|
||||
* contributor license agreements. See the NOTICE file distributed with
|
||||
* this work for additional information regarding copyright ownership. The
|
||||
* ASF licenses this file to you 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file sabre-lite.h
|
||||
* @brief sabre-lite sabre-lite.h file
|
||||
* @version 1.0
|
||||
* @author AIIT XUOS Lab
|
||||
* @date 2023.05.15
|
||||
*/
|
||||
|
||||
#ifndef __BOARDS_ARM_IMX6_SABRE_LITE_SRC_SABRE_LITE_H
|
||||
#define __BOARDS_ARM_IMX6_SABRE_LITE_SRC_SABRE_LITE_H
|
||||
|
|
|
|||
|
|
@ -1,3 +1,3 @@
|
|||
SRC_FILES := task.c schedule.c ipc.c
|
||||
SRC_FILES := schedule.c ipc.c
|
||||
|
||||
include $(KERNEL_ROOT)/compiler.mk
|
||||
|
|
|
|||
|
|
@ -0,0 +1,537 @@
|
|||
|
||||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiUOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file: task.c
|
||||
* @brief: file task.c
|
||||
* @version: 1.0
|
||||
* @author: AIIT XUOS Lab
|
||||
* @date: 2023/05/18
|
||||
*
|
||||
*/
|
||||
|
||||
#include <task.h>
|
||||
|
||||
|
||||
// 全局运行队列和本地运行队列
|
||||
tcb_t *global_run_queue_head = NULL;
|
||||
tcb_t *global_run_queue_tail = NULL;
|
||||
tcb_t *local_run_queue_head[8] = {NULL};
|
||||
tcb_t *local_run_queue_tail[8] = {NULL};
|
||||
|
||||
// 当前任务的指针
|
||||
volatile tcb_t *current_task = NULL;
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: tcb_init
|
||||
* 功能描述: 初始化任务控制块
|
||||
* 形 参: tcb:任务控制块指针,priority:任务优先级,stack_size:栈大小
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void tcb_init(tcb_t *tcb, int priority, int stack_size) {
|
||||
tcb->priority = priority;
|
||||
tcb->state = TASK_CREATED;
|
||||
tcb->message_queue = NULL;
|
||||
tcb->stack = (uint8_t*)malloc(stack_size);
|
||||
tcb->stack_size = stack_size;
|
||||
tcb->stack_ptr = tcb->stack + stack_size - sizeof(context_t);
|
||||
// 将任务的上下文保存在栈中
|
||||
context_t *context = (context_t*)tcb->stack_ptr;
|
||||
context_init(context, (void*)task_entry, tcb->stack_ptr);
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: tcb_destroy
|
||||
* 功能描述: 销毁任务控制块
|
||||
* 形 参: tcb:任务控制块指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void tcb_destroy(tcb_t *tcb) {
|
||||
free(tcb->stack_bottom);
|
||||
tcb->stack_ptr = NULL;
|
||||
tcb->stack_bottom = NULL;
|
||||
tcb->stack_size = 0;
|
||||
tcb->state = TASK_BLOCKED;
|
||||
tcb->priority = 0;
|
||||
tcb->next = NULL;
|
||||
if (tcb->message_queue != NULL) {
|
||||
message_queue_destroy(tcb->message_queue);
|
||||
tcb->message_queue = NULL;
|
||||
}
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: get_current_task
|
||||
* 功能描述: 获取当前任务的指针
|
||||
* 形 参: 无
|
||||
* 返 回 值: 任务控制块指针
|
||||
*******************************************************************************/
|
||||
tcb_t *get_current_task() {
|
||||
return (tcb_t*)current_task;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: get_local_run_queue_head
|
||||
* 功能描述: 获取本地运行队列的头指针
|
||||
* 形 参: cpu_id:当前cpu的id
|
||||
* 返 回 值: 任务控制块指针
|
||||
*******************************************************************************/
|
||||
tcb_t *get_local_run_queue_head(int cpu_id) {
|
||||
return local_run_queue_head[cpu_id];
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: add_to_global_run_queue
|
||||
* 功能描述: 将任务添加到全局运行队列中
|
||||
* 形 参: tcb:任务控制块指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void add_to_global_run_queue(tcb_t *tcb) {
|
||||
// 将任务添加到全局运行队列的尾部
|
||||
if (global_run_queue_head == NULL) {
|
||||
global_run_queue_head = tcb;
|
||||
global_run_queue_tail = tcb;
|
||||
} else {
|
||||
global_run_queue_tail->next = tcb;
|
||||
global_run_queue_tail = tcb;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: take_from_global_run_queue
|
||||
* 功能描述: 从全局运行队列中取出一个任务
|
||||
* 形 参: 无
|
||||
* 返 回 值: tcb:任务控制块指针
|
||||
*******************************************************************************/
|
||||
tcb_t *take_from_global_run_queue() {
|
||||
// 从全局运行队列的头部取出一个任务
|
||||
if (global_run_queue_head == NULL) {
|
||||
return NULL;
|
||||
} else {
|
||||
tcb_t *tcb = global_run_queue_head;
|
||||
global_run_queue_head = tcb->next;
|
||||
if (global_run_queue_head == NULL) {
|
||||
global_run_queue_tail = NULL;
|
||||
}
|
||||
return tcb;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: add_to_local_run_queue
|
||||
* 功能描述: 将任务添加到本地运行队列中
|
||||
* 形 参: tcb:任务控制块指针,cpu_id:任务绑定的CPU id
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void add_to_local_run_queue(tcb_t *tcb, int cpu_id) {
|
||||
// 将任务添加到本地运行队列的尾部
|
||||
if (local_run_queue_head[cpu_id] == NULL) {
|
||||
local_run_queue_head[cpu_id] = tcb;
|
||||
local_run_queue_tail[cpu_id] = tcb;
|
||||
} else {
|
||||
local_run_queue_tail[cpu_id]->next = tcb;
|
||||
local_run_queue_tail[cpu_id] = tcb;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: take_from_local_run_queue
|
||||
* 功能描述: 从本地运行队列中取出一个任务
|
||||
* 形 参: cpu_id:CPU id
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
tcb_t *take_from_local_run_queue(int cpu_id) {
|
||||
// 从本地运行队列的头部取出一个任务
|
||||
if (local_run_queue_head[cpu_id] == NULL) {
|
||||
return NULL;
|
||||
} else {
|
||||
tcb_t *tcb = local_run_queue_head[cpu_id];
|
||||
local_run_queue_head[cpu_id] = tcb->next;
|
||||
if (local_run_queue_head[cpu_id] == NULL) {
|
||||
local_run_queue_tail[cpu_id] = NULL;
|
||||
}
|
||||
return tcb;
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: move_current_task_to_global_run_queue
|
||||
* 功能描述: 将当前任务从本地运行队列中取出,并添加到全局运行队列中
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void move_current_task_to_global_run_queue() {
|
||||
int cpu_id = get_cpu_id();
|
||||
tcb_t *tcb = (tcb_t*)current_task;
|
||||
tcb->state = TASK_READY;
|
||||
add_to_global_run_queue(tcb);
|
||||
local_run_queue_head[cpu_id] = NULL;
|
||||
local_run_queue_tail[cpu_id] = NULL;
|
||||
current_task = NULL;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: switch_to_next_task
|
||||
* 功能描述: 切换到下一个任务
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void switch_to_next_task() {
|
||||
int cpu_id = get_cpu_id();
|
||||
tcb_t *current_tcb = (tcb_t*)current_task;
|
||||
tcb_t *next_tcb = take_from_local_run_queue(cpu_id);
|
||||
if (next_tcb == NULL) {
|
||||
next_tcb = take_from_global_run_queue();
|
||||
}
|
||||
if (next_tcb == NULL) {
|
||||
// 如果没有可运行的任务，则将当前任务继续运行
|
||||
return;
|
||||
}
|
||||
// 保存当前任务的上下文
|
||||
if (current_tcb != NULL) {
|
||||
current_tcb->stack_ptr = get_stack_pointer();
|
||||
}
|
||||
// 切换到下一个任务的上下文
|
||||
current_task = next_tcb;
|
||||
set_stack_pointer(next_tcb->stack_ptr);
|
||||
// 如果切换到的任务是新的任务，需要执行任务初始化函数
|
||||
if (current_tcb != next_tcb) {
|
||||
next_tcb->state = TASK_RUNNING;
|
||||
task_init(next_tcb);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: task_init
|
||||
* 功能描述: 任务初始化函数
|
||||
* 形 参: tcb:任务控制块指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void task_init(tcb_t *tcb) {
|
||||
// 创建消息队列
|
||||
message_queue_t mq = (message_queue_t)malloc(sizeof(message_queue_t));
|
||||
mq->buffer = (message_t)malloc(sizeof(message_t) * 16);
|
||||
mq->capacity = 16;
|
||||
mq->head = 0;
|
||||
mq->tail = 0;
|
||||
mq->count = 0;
|
||||
tcb->message_queue = mq;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: create_task
|
||||
* 功能描述: 创建任务
|
||||
* 形 参: priority:任务优先级,stack_size:栈大小
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
tcb_t *create_task(int priority, int stack_size) {
|
||||
tcb_t *tcb = (tcb_t*)malloc(sizeof(tcb_t));
|
||||
tcb_init(tcb, priority, stack_size);
|
||||
add_to_global_run_queue(tcb);
|
||||
return tcb;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: destroy_task
|
||||
* 功能描述: 销毁任务
|
||||
* 形 参: tcb:任务控制块指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void destroy_task(tcb_t *tcb) {
|
||||
tcb_destroy(tcb);
|
||||
free(tcb);
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: send_message
|
||||
* 功能描述: 发送消息
|
||||
* 形 参: dest_tcb:目标任务的控制块指针,type:消息类型,data:消息的具体内容
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void send_message(tcb_t *dest_tcb, int type, void *data) {
|
||||
message_t message;
|
||||
message.type = type;
|
||||
message.data = data;
|
||||
if (dest_tcb->message_queue == NULL) {
|
||||
// 如果目标任务没有消息队列，则创建一个消息队列
|
||||
dest_tcb->message_queue = message_queue_create(16);
|
||||
}
|
||||
// 将消息添加到目标任务的消息队列中
|
||||
message_queue_push(dest_tcb->message_queue, &message);
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: receive_message
|
||||
* 功能描述: 接收消息
|
||||
* 形 参: type:接收的消息类型,data:存储接收到的消息
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void receive_message(int type, void *data) {
|
||||
tcb_t *current_tcb = (tcb_t*)current_task;
|
||||
message_t message;
|
||||
// 从当前任务的消息队列中取出消息
|
||||
while (message_queue_pop(current_tcb->message_queue, &message) != 0) {
|
||||
if (message.type == type) {
|
||||
// 如果消息的类型匹配，则返回消息数据
|
||||
memcpy(data, message.data, sizeof(void*));
|
||||
return;
|
||||
}
|
||||
}
|
||||
// 如果没有匹配的消息，则当前任务被阻塞，直到有匹配的消息为止
|
||||
current_tcb->state = TASK_BLOCKED;
|
||||
while (message_queue_pop(current_tcb->message_queue, &message) != 0) {
|
||||
if (message.type == type) {
|
||||
// 如果有匹配的消息，则返回消息数据，并将当前任务状态设置为就绪
|
||||
memcpy(data, message.data, sizeof(void*));
|
||||
current_tcb->state = TASK_READY;
|
||||
return;
|
||||
}
|
||||
}
|
||||
// 如果还是没有匹配的消息，则当前任务一直被阻塞
|
||||
while (1) {
|
||||
wait_for_interrupt();
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: message_queue_create
|
||||
* 功能描述: 创建消息队列
|
||||
* 形 参: capacity:消息队列的容量
|
||||
* 返 回 值: 生成的消息队列的指针
|
||||
*******************************************************************************/
|
||||
message_queue_t *message_queue_create(int capacity) {
|
||||
message_queue_t *mq = (message_queue_t*)malloc(sizeof(message_queue_t));
|
||||
mq->buffer = (message_t*)malloc(sizeof(message_t) * capacity);
|
||||
mq->capacity = capacity;
|
||||
mq->head = 0;
|
||||
mq->tail = 0;
|
||||
mq->count = 0;
|
||||
return mq;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: message_queue_destroy
|
||||
* 功能描述: 销毁消息队列
|
||||
* 形 参: mq:消息队列的指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void message_queue_destroy(message_queue_t *mq) {
|
||||
free(mq->buffer);
|
||||
free(mq);
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: message_queue_push
|
||||
* 功能描述: 将消息添加到消息队列中
|
||||
* 形 参: message_queue_t:消息队列的指针,message_t:存储的消息
|
||||
* 返 回 值: 0:成功,-1:失败
|
||||
*******************************************************************************/
|
||||
int message_queue_push(message_queue_t *mq, message_t *message) {
|
||||
if (mq->count >= mq->capacity) {
|
||||
return -1; // 队列已满
|
||||
}
|
||||
mq->buffer[mq->tail] = *message;
|
||||
mq->tail = (mq->tail + 1) % mq->capacity;
|
||||
mq->count++;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: message_queue_pop
|
||||
* 功能描述: 从消息队列中取出消息
|
||||
* 形 参: message_queue_t:消息队列的指针,message_t:存储的消息
|
||||
* 返 回 值: 0:成功,-1:失败
|
||||
*******************************************************************************/
|
||||
int message_queue_pop(message_queue_t *mq, message_t *message) {
|
||||
if (mq->count <= 0) {
|
||||
return -1; // 队列已空
|
||||
}
|
||||
*message = mq->buffer[mq->head];
|
||||
mq->head = (mq->head + 1) % mq->capacity;
|
||||
mq->count--;
|
||||
return 0;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: context_init
|
||||
* 功能描述: 初始化上下文
|
||||
* 形 参: message_queue_t:消息队列的指针,message_t:存储的消息
|
||||
* 返 回 值: 0:成功,-1:失败
|
||||
*******************************************************************************/
|
||||
void context_init(context_t *context, void (*entry)(void), void *stack_ptr) {
|
||||
context->cpsr = 0x10; // 设置 CPSR 的初始值
|
||||
context->pc = (uint32_t)entry; // 设置 PC 的初始值为任务入口地址
|
||||
context->r0 = (uint32_t)stack_ptr; // 设置 R0 的初始值为栈指针
|
||||
context->r1 = 0; // 设置 R1 的初始值为 0
|
||||
context->r2 = 0; // 设置 R2 的初始值为 0
|
||||
context->r3 = 0; // 设置 R3 的初始值为 0
|
||||
context->r4 = 0; // 设置 R4 的初始值为 0
|
||||
context->r5 = 0; // 设置 R5 的初始值为 0
|
||||
context->r6 = 0; // 设置 R6 的初始值为 0
|
||||
context->r7 = 0; // 设置 R7 的初始值为 0
|
||||
context->r8 = 0; // 设置 R8 的初始值为 0
|
||||
context->r9 = 0; // 设置 R9 的初始值为 0
|
||||
context->r10 = 0; // 设置 R10 的初始值为 0
|
||||
context->r11 = 0; // 设置 R11 的初始值为 0
|
||||
context->r12 = 0; // 设置 R12 的初始值为 0
|
||||
context->sp = (uint32_t)stack_ptr; // 设置 SP 的初始值为栈指针
|
||||
context->lr = (uint32_t)task_exit; // 设置 LR 的初始值为线程退出函数的地址
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: wait_for_interrupt
|
||||
* 功能描述: 等待中断
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void wait_for_interrupt() {
|
||||
// 在实现中，可以使用 WFI 指令等待中断
|
||||
__asm__ volatile("wfi");
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: get_cpu_id
|
||||
* 功能描述: 获取CPU id
|
||||
* 形 参: 无
|
||||
* 返 回 值: 获取的cpu id
|
||||
*******************************************************************************/
|
||||
int get_cpu_id() {
|
||||
uint32_t mpidr;
|
||||
__asm__ volatile("mrc p15, 0, %0, c0, c0, 5" : "=r"(mpidr));
|
||||
return mpidr & 0xff;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: get_stack_pointer
|
||||
* 功能描述: 获取栈指针
|
||||
* 形 参: 无
|
||||
* 返 回 值: 获取到的栈指针
|
||||
*******************************************************************************/
|
||||
void *get_stack_pointer() {
|
||||
// 在实现中，可以使用 ARM 的 SP 寄存器获取栈指针
|
||||
void *sp;
|
||||
__asm__ volatile("mov %0, sp" : "=r"(sp));
|
||||
return sp;
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: set_stack_pointer
|
||||
* 功能描述: 设置栈指针
|
||||
* 形 参: 设置的栈指针
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void set_stack_pointer(void *sp) {
|
||||
// 在实现中，可以使用 ARM 的 SP 寄存器设置栈指针
|
||||
__asm__ volatile("mov sp, %0" : : "r"(sp));
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: add_interrupt_handler
|
||||
* 功能描述: 添加中断处理函数
|
||||
* 形 参: irq:中断号,handler:中断句柄,priority:中断优先级
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void add_interrupt_handler(int irq, void (*handler)(void), int priority) {
|
||||
uint32_t *vector_table = (uint32_t*)0x0;
|
||||
|
||||
// 将中断处理函数写入中断向量表中
|
||||
vector_table[irq + 16] = (uint32_t)handler;
|
||||
|
||||
// 设置中断优先级
|
||||
uint8_t priority_shift = 8 - __NVIC_PRIO_BITS;
|
||||
uint32_t priority_mask = 0xff << priority_shift;
|
||||
uint32_t priority_value = (priority << priority_shift) & priority_mask;
|
||||
uint32_t *priority_reg = (uint32_t*)0xE000E400;
|
||||
int index = irq / 4;
|
||||
int offset = irq % 4;
|
||||
priority_reg[index] &= ~(0xff << (offset * 8));
|
||||
priority_reg[index] |= (priority_value << (offset * 8));
|
||||
|
||||
// 使能中断
|
||||
uint32_t *enable_reg = (uint32_t*)0xE000E100;
|
||||
enable_reg[irq / 32] |= 1 << (irq % 32);
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: enter_critical
|
||||
* 功能描述: 进入临界区
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void enter_critical() {
|
||||
// 在实现中，可以使用 ARM 的 CPSR 寄存器进入临界区
|
||||
__asm__ volatile("cpsid i");
|
||||
}
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: leave_critical
|
||||
* 功能描述: 离开临界区
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void leave_critical() {
|
||||
// 在实现中，可以使用 ARM 的 CPSR 寄存器离开临界区
|
||||
__asm__ volatile("cpsie i");
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: task_exit
|
||||
* 功能描述: 任务退出函数
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void task_exit() {
|
||||
// 切换到下一个任务
|
||||
switch_to_next_task();
|
||||
// 在实现中，可以使用 ARM 的 WFE 指令等待下一个中断
|
||||
__asm__ volatile("wfe");
|
||||
}
|
||||
|
||||
|
||||
/*******************************************************************************
|
||||
* 函 数 名: task_entry
|
||||
* 功能描述: 任务入口函数
|
||||
* 形 参: 无
|
||||
* 返 回 值: 无
|
||||
*******************************************************************************/
|
||||
void task_entry() {
|
||||
tcb_t *current_tcb = (tcb_t*)current_task;
|
||||
current_tcb->state = TASK_RUNNING;
|
||||
task_init(current_tcb);
|
||||
while (1) {
|
||||
switch_to_next_task();
|
||||
}
|
||||
}
|
||||
|
|
@ -0,0 +1,135 @@
|
|||
/*
|
||||
* Copyright (c) 2020 AIIT XUOS Lab
|
||||
* XiUOS is licensed under Mulan PSL v2.
|
||||
* You can use this software according to the terms and conditions of the Mulan PSL v2.
|
||||
* You may obtain a copy of Mulan PSL v2 at:
|
||||
* http://license.coscl.org.cn/MulanPSL2
|
||||
* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
|
||||
* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
|
||||
* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
|
||||
* See the Mulan PSL v2 for more details.
|
||||
*/
|
||||
|
||||
/**
|
||||
* @file: task.h
|
||||
* @brief: file task.h
|
||||
* @version: 1.0
|
||||
* @author: AIIT XUOS Lab
|
||||
* @date: 2023/05/18
|
||||
*
|
||||
*/
|
||||
|
||||
#ifndef __TASK_H__
|
||||
#define __TASK_H__
|
||||
|
||||
#include <stdio.h>
|
||||
#include <stdbool.h>
|
||||
#include <stdint.h>
|
||||
#include <stdlib.h>
|
||||
#include <string.h>
|
||||
|
||||
// 任务状态枚举类型
|
||||
typedef enum {
|
||||
TASK_CREATED, // 初始状态
|
||||
TASK_READY, // 就绪状态
|
||||
TASK_RUNNING, // 运行状态
|
||||
TASK_BLOCKED, // 阻塞状态
|
||||
} task_state_t;
|
||||
|
||||
|
||||
// 任务控制块结构体
|
||||
typedef struct tcb {
|
||||
uint32_t *stack_ptr; // 任务堆栈指针
|
||||
uint32_t *stack_bottom; // 任务堆栈底部指针
|
||||
uint32_t stack_size; // 任务堆栈大小
|
||||
task_state_t state; // 任务状态
|
||||
int priority; // 任务优先级
|
||||
struct tcb *next; // 指向下一个任务控制块的指针
|
||||
struct message_queue *message_queue; // 消息队列
|
||||
} tcb_t;
|
||||
|
||||
|
||||
// 消息结构体
|
||||
typedef struct message {
|
||||
int type; // 消息类型
|
||||
void *data; // 消息数据指针
|
||||
} message_t;
|
||||
|
||||
|
||||
// 消息队列结构体
|
||||
typedef struct message_queue {
|
||||
message_t *buffer; // 消息缓冲区
|
||||
int capacity; // 缓冲区容量
|
||||
int count; // 当前缓冲区中的消息数量
|
||||
int head; // 队头指针
|
||||
int tail; // 队尾指针
|
||||
semaphore_t *semaphore; // 信号量，用于实现消息队列的同步机制
|
||||
} message_queue_t;
|
||||
|
||||
|
||||
// 信号量结构体
|
||||
typedef struct semaphore {
|
||||
int count; // 计数器
|
||||
tcb_t *wait_list_head; // 指向等待信号量的任务控制块的指针
|
||||
mutex_t mutex; // 互斥锁，用于保护信号量和等待队列的访问
|
||||
} semaphore_t;
|
||||
|
||||
|
||||
// 互斥锁结构体
|
||||
typedef struct mutex {
|
||||
int lock; // 锁标志
|
||||
} mutex_t;
|
||||
|
||||
|
||||
// 上下文结构体
|
||||
typedef struct {
|
||||
uint32_t cpsr; // 控制寄存器
|
||||
uint32_t pc; // 程序计数器
|
||||
uint32_t r0; // 寄存器 R0
|
||||
uint32_t r1; // 寄存器 R1
|
||||
uint32_t r2; // 寄存器 R2
|
||||
uint32_t r3; // 寄存器 R3
|
||||
uint32_t r4; // 寄存器 R4
|
||||
uint32_t r5; // 寄存器 R5
|
||||
uint32_t r6; // 寄存器 R6
|
||||
uint32_t r7; // 寄存器 R7
|
||||
uint32_t r8; // 寄存器 R8
|
||||
uint32_t r9; // 寄存器 R9
|
||||
uint32_t r10; // 寄存器 R10
|
||||
uint32_t r11; // 寄存器 R11
|
||||
uint32_t r12; // 寄存器 R12
|
||||
uint32_t sp; // 栈指针
|
||||
uint32_t lr; // 链接寄存器
|
||||
} context_t;
|
||||
|
||||
void tcb_init(tcb_t *tcb, int priority, int stack_size);
|
||||
void tcb_destroy(tcb_t *tcb);
|
||||
tcb_t *get_current_task(void);
|
||||
tcb_t *get_local_run_queue_head(int cpu_id);
|
||||
void add_to_global_run_queue(tcb_t *tcb);
|
||||
tcb_t *take_from_global_run_queue(void);
|
||||
void add_to_local_run_queue(tcb_t *tcb, int cpu_id);
|
||||
tcb_t *take_from_local_run_queue(int cpu_id);
|
||||
void move_current_task_to_global_run_queue(void);
|
||||
void switch_to_next_task(void);
|
||||
void task_init(tcb_t *tcb);
|
||||
tcb_t *create_task(int priority, int stack_size);
|
||||
void destroy_task(tcb_t *tcb);
|
||||
void send_message(tcb_t *dest_tcb, int type, void *data);
|
||||
void receive_message(int type, void *data);
|
||||
message_queue_t *message_queue_create(int capacity);
|
||||
void message_queue_destroy(message_queue_t *mq);
|
||||
int message_queue_push(message_queue_t *mq, message_t *message);
|
||||
int message_queue_pop(message_queue_t *mq, message_t *message);
|
||||
int message_queue_push(message_queue_t *mq, message_t *message);
|
||||
void context_init(context_t *context, void (*entry)(void), void *stack_ptr);
|
||||
void wait_for_interrupt(void);
|
||||
int get_cpu_id(void);
|
||||
void *get_stack_pointer(void);
|
||||
void set_stack_pointer(void *sp);
|
||||
void add_interrupt_handler(int irq, void (*handler)(void), int priority);
|
||||
void enter_critical(void);
|
||||
void leave_critical(void);
|
||||
void task_exit(void);
|
||||
void task_entry(void);
|
||||
#endif
|
||||
Loading…
Reference in New Issue