forked from xuos/xiuos
62 lines
2.4 KiB
C
62 lines
2.4 KiB
C
/*
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* Copyright (c) 2020 AIIT XUOS Lab
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* XiUOS is licensed under Mulan PSL v2.
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* You can use this software according to the terms and conditions of the Mulan PSL v2.
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* You may obtain a copy of Mulan PSL v2 at:
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* http://license.coscl.org.cn/MulanPSL2
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* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
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* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
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* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
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* See the Mulan PSL v2 for more details.
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*/
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#include "config/config.h"
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#include "msgqueue.h"
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#ifndef __AMP_CHANNEL_H__
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#define __AMP_CHANNEL_H__
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#if PLATFORM_CHOICE == PLATFORM_LINUX_USER || PLATFORM_CHOICE == PLATFORM_RTOS_XIUOS
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struct Channel /* 核间通道结构：应用层结构 */
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{
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struct ChannelInfo* channel_info; /* 通道配置信息 */
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struct AmpMsgQueue* msg_queue; /* 发往远程核心的消息队列 */
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struct MsgQueueMutex* msg_queue_mutex; /* 消息队列互斥体 */
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uint32_t *reg_msg; /* 该地址写1触发核间消息通知 */
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#if PLATFORM_CHOICE == PLATFORM_LINUX_USER
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void* msg_queue_mutex_start; /* 内核中的消息队列互斥体群 */
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#endif /* PLATFORM_CHOICE == PLATFORM_LINUX_USER */
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};
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struct ChannelOps
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{
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/* 初始化所有的通道信息 */
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int32_t (*channels_init)(void);
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/* 检查指定通道是否已经可以使用 */
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int32_t (*channel_is_ready)(struct Channel* channel);
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/* 获取发往目标核心的通道 */
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struct Channel* (*target_channel_get)(uint32_t target_core_id);
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/* 向指定通道发送核间消息通知 */
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int32_t (*channel_notify)(struct Channel* channel);
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/* 从通道中获取一个空闲消息缓冲区 */
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struct Msg* (*empty_msg_get)(struct Channel* channel);
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/* 将一个不再使用的缓冲区归还到通道 */
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int32_t (*empty_msg_put)(struct Channel* channel,struct Msg* msg);
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/* 将一个填充过的消息缓冲区放入待处理消息队列 */
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int32_t (*msg_send)(struct Channel* channel,struct Msg* msg);
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/* 将一个填充过的消息缓冲区放入待处理消息队列并直接通知 */
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int32_t (*msg_send_and_notify)(struct Channel* channel,struct Msg* msg);
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};
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extern struct ChannelOps channel_ops;
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#endif /* PLATFORM_CHOICE == PLATFORM_LINUX_USER || PLATFORM_CHOICE == PLATFORM_RTOS_XIUOS */
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#endif /* __AMP_CHANNEL_H__ */ |