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< div class = "date inPage" > 16 May 2025< / div > < div style = "color: gray;" >
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Read time: 1 minute(s)
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< p class = "- topic/p p" data-ofbid = "d178309e33__20250519091525" > 非命令队列模式，即 normal 模式。< / p >
< div class = "- topic/p p" data-ofbid = "d178309e36__20250519091525" > GE normal 模式的控制流程如下所示：< ul class = "- topic/ul ul" id = "ge_normal_mode__ul_thh_4pr_ndc" data-ofbid = "ge_normal_mode__ul_thh_4pr_ndc" >
< li class = "- topic/li li" data-ofbid = "d178309e40__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e42__20250519091525" > GE HAL 层已经实现了 GE 的完整功能，可以不依靠 MPP 层和 DRV 层进行运行。< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e46__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e48__20250519091525" > 在一般情况下，不会直接操作 HAL 层，而是通过 MPP 层间接操作 GE。< / p >
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< / li >
< / ul > < / div >
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< p class = "- topic/p p" data-ofbid = "d178309e53__20250519091525" > 在 Normal 模式下，可用 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span > 控制 GE， ： < / p >
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< ul class = "- topic/ul ul simple" id = "ge_normal_mode__ul_fp5_kvy_2dc" data-ofbid = "ge_normal_mode__ul_fp5_kvy_2dc" >
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< li class = "- topic/li li" data-ofbid = "d178309e61__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e63__20250519091525" > IOC_GE_VERSION< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e67__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e69__20250519091525" > IOC_GE_MODE< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e73__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e75__20250519091525" > IOC_GE_FILLRECT< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e79__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e81__20250519091525" > IOC_GE_BITBLT< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e85__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e87__20250519091525" > IOC_GE_ROTATE< / p >
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< / li >
< / ul >
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< p class = "- topic/p p" data-ofbid = "d178309e92__20250519091525" > 在 normal 模式下，对
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< span class = "+ topic/keyword pr-d/apiname keyword apiname" > IOC_GE_FILLRECT< / span > 、< span class = "+ topic/keyword pr-d/apiname keyword apiname" > IOC_GE_BITBLT< / span > 、< span class = "+ topic/keyword pr-d/apiname keyword apiname" > IOC_GE_ROTATE< / span >
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接口的调用是同步的，即硬件执行任务完成后接口调用才会返回。 < / p >
< section class = "- topic/section section" id = "ge_normal_mode__section_tmp_3rr_ndc" data-ofbid = "ge_normal_mode__section_tmp_3rr_ndc" > < h2 class = "- topic/title title sectiontitle" > 关键流程设计< / h2 >
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< div class = "- topic/div div section" >
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< p class = "- topic/p p" data-ofbid = "d178309e112__20250519091525" > 在 normal 模式下， < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span > 调用来实现。< / p >
< div class = "- topic/p p" data-ofbid = "d178309e118__20250519091525" > 每一次 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span > 的调用都包括以下步骤：< ol class = "- topic/ol ol" id = "ge_normal_mode__ol_nnr_smz_2dc" data-ofbid = "ge_normal_mode__ol_nnr_smz_2dc" >
< li class = "- topic/li li" data-ofbid = "d178309e125__20250519091525" > GE 参数配置。< / li >
< li class = "- topic/li li" data-ofbid = "d178309e128__20250519091525" > GE 模块中断开启。< / li >
< li class = "- topic/li li" data-ofbid = "d178309e131__20250519091525" > GE 硬件启动。< / li >
< li class = "- topic/li li" data-ofbid = "d178309e134__20250519091525" > GE 等待中断，当前线程进入等待状态，直到收到中断通知。< / li >
< li class = "- topic/li li" data-ofbid = "d178309e137__20250519091525" > 硬件完成任务后，关闭中断。< / li >
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< / ol > < / div >
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< p class = "- topic/p p" data-ofbid = "d178309e141__20250519091525" > < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span > 通过 mutex 保护，确保多线程环境下的安全性。在 normal
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模式下，支持多应用同时打开驱动，并调用 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span > 。< / p >
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< figure class = "- topic/fig fig fignone" id = "ge_normal_mode__id13" data-ofbid = "ge_normal_mode__id13" >
< br / > < div class = "imagecenter" > < img class = "- topic/image image imagecenter" id = "ge_normal_mode__image_gp5_kvy_2dc" src = "../../../images/ge/ge_sw_normal_interrupt.png" width = "480" alt = "ge_sw_normal_interrupt" / > < / div > < br / >
< figcaption data-caption-side = "bottom" class = "- topic/title title figcapcenter" > < span class = "figtitleprefix fig--title-label" > 图< span class = "fig--title-label-number" > 1< / span > < span class = "fig--title-label-punctuation" > . < / span > < / span > < span class = "fig--title" > Normal 模式中断流程< / span > < / figcaption > < / figure >
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< p class = "- topic/p p" data-ofbid = "d178309e161__20250519091525" > 等待中断流程：< / p >
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< ul class = "- topic/ul ul" id = "ge_normal_mode__ul_hp5_kvy_2dc" data-ofbid = "ge_normal_mode__ul_hp5_kvy_2dc" >
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< li class = "- topic/li li" data-ofbid = "d178309e167__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e169__20250519091525" > 在调用 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_init< / span > 时创建事件集： < span class = "+ topic/keyword pr-d/apiname keyword apiname" > data → wait =
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aicos_event_create()< / span > 。< / p >
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< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e179__20250519091525" > < p class = "- topic/p p" data-ofbid = "d178309e180__20250519091525" > 在 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > hal_ge_control< / span >
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中调用如下函数，使当前应用在等待事件中睡眠：< / p > < span class = "+ topic/keyword pr-d/apiname keyword apiname" > ret = aicos_event_recv(data-> wait,
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HW_RUNNING_EVENT, & recved, GE_TIMEOUT)< / span > 。< / li >
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< li class = "- topic/li li" data-ofbid = "d178309e189__20250519091525" >
< p class = "- topic/p p" data-ofbid = "d178309e191__20250519091525" > 在中断服务程序中调用 < span class = "+ topic/keyword pr-d/apiname keyword apiname" > aicos_event_send(data-> wait,
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HW_RUNNING_EVENT)< / span > ，唤醒等待队列中的睡眠进程。< / p >
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< / li >
< / ul >
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< / div >
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< / section >
< / div >
< / article > < / main > < / div >
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< / div >
< / div >
< / div >
< / div >
< footer class = "navbar navbar-default wh_footer" >
< div class = " footer-container mx-auto " >
< title > footer def< / title >
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< style >
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.p1 {
font-family: FangZhengShuSong, Times, serif;
}
.p2 {
font-family: Arial, Helvetica, sans-serif;
}
.p3 {
font-family: "Lucida Console", "Courier New", monospace;
}
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< / style >
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< div class = "webhelp.fragment.footer" >
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< p class = "p1" > Copyright © 2019-2025 广东匠芯创科技有限公司. All rights reserved.< / p >
< / div >
< div >
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< div class = "generation_time" >
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Update Time: 2025-05-19
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< / div >
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< / div >
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< / div >
< / footer >
< div id = "go2top" class = "d-print-none" >
< span class = "oxy-icon oxy-icon-up" > < / span >
< / div >
< div id = "modal_img_large" class = "modal" >
< span class = "close oxy-icon oxy-icon-remove" > < / span >
< div id = "modal_img_container" > < / div >
< div id = "caption" > < / div >
< / div >
< script src = "${pd}/publishing/publishing-styles-AIC-template/js/custom.js" defer = "defer" > < / script >
< / body >
< / html >
