doc/topics/sdk/ge/ge_design_lite.html

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                        <div class=" wh_topic_content body "><main role="main"><article class="- topic/topic topic" role="article" aria-labelledby="ariaid-title1"><span class="edit-link" style="font-size:12px; opacity:0.6; text-align:right; vertical-align:middle"><a target="_blank" href="http://172.16.35.88/tasks/jdssno1uvvbf2mltu9kb9v3if05d5gopuakboe8hlud18rma/edit/F:/aicdita/aicdita-cn/topics/sdk/ge/ge_design_lite.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">设计说明</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
                    Read time: 1 minute(s)
                </div><div class="- topic/body body"><section class="- topic/section section" id="id__section_ytc_nvy_2dc" data-ofbid="id__section_ytc_nvy_2dc"><h2 class="- topic/title title sectiontitle">源码说明</h2>
            
            <div class="- topic/div div section" id="id__id2">
                <p class="- topic/p p" data-ofbid="d232369e26__20250121171653">本模块源代码目录结构如下</p>
                <p class="- topic/p p" data-ofbid="d232369e29__20250121171653">HAL 层实现:</p>
                <pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_ap5_kvy_2dc" data-ofbid="id__codeblock_ap5_kvy_2dc">luban-lite/bsp/artinchip/hal/ge
├── hal_ge_normal.c <em class="hl-comment">// normal 模式驱动</em>
├── hal_ge_hw.c     <em class="hl-comment">// normal 模式对硬件操作的封装</em>
├── hal_ge_hw.h     <em class="hl-comment">// normal 模式对硬件操作封装的 API</em>
├── hal_ge_cmdq.c   <em class="hl-comment">// CMD queue 模式驱动</em>
├── hal_ge_reg.h    <em class="hl-comment">// GE 寄存器定义</em>
└── ../include/uapi/mpp_types.h  <em class="hl-comment">// mpp 公用的类型定义</em>
</pre>
                <p class="- topic/p p" data-ofbid="d232369e35__20250121171653">Driver 层实现：</p>
                <pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_bp5_kvy_2dc" data-ofbid="id__codeblock_bp5_kvy_2dc">luban-lite/bsp/artinchip/drv/ge
├── aic_drv_ge.c.c  <em class="hl-comment">// GE 驱动接口</em>
└── Kconfig
</pre>
                <p class="- topic/p p" data-ofbid="d232369e42__20250121171653">MPP 层实现:</p>
                <pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_cp5_kvy_2dc" data-ofbid="id__codeblock_cp5_kvy_2dc">luban-lite/packages/artinchip/mpp/ge
├── cmdq_ops.c       <em class="hl-comment">// MPP GE 驱动命令队列封装</em>
├── normal_ops.c     <em class="hl-comment">// MPP GE 驱动普通模式封装</em>
├── mpp_ge.c         <em class="hl-comment">// MPP GE 操作封装实现</em>
├── include/ge_ops.h <em class="hl-comment">// MPP GE 操作函数定义</em>
├── include/ge_reg.h <em class="hl-comment">// GE 寄存器定义</em>
└── ../include/mpp_ge.h <em class="hl-comment">// MPP GE 操作封装定义</em>
</pre>
            </div>
        </section><section class="- topic/section section" id="id__section_ztc_nvy_2dc" data-ofbid="id__section_ztc_nvy_2dc"><h2 class="- topic/title title sectiontitle">软件架构</h2>
            
            <div class="- topic/p p" data-ofbid="d232369e54__20250121171653">在 GE 驱动框架中，非命令队列模式（normal 模式）和命令队列模式（cmdq 模式）是两种不同的操作模式。GE 驱动框架分为以下几个层级：<div class="- topic/note note note note_note" id="id__note_bc3_nnz_2dc" data-ofbid="id__note_bc3_nnz_2dc"><span class="note__title">注：</span> 关于两种操作模式的详细说明，可分别查看<a class="- topic/xref xref" href="ge_normal_mode.html">非命令队列模式</a>和<a class="- topic/xref xref" href="ge_cmdq_mode.html">命令队列模式</a></div></div>
            <ul class="- topic/ul ul simple" id="id__ul_dp5_kvy_2dc" data-ofbid="id__ul_dp5_kvy_2dc"><li class="- topic/li li" data-ofbid="d232369e67__20250121171653">
                    <p class="- topic/p p" data-ofbid="d232369e69__20250121171653">GE HAL ：在 normal 模式下，GE HAL 层具有完整的功能，可以独立运行。在命令队列模式下，GE HAL 层负责 GE
                        硬件资源初始化和获取等，必须依靠 MPP 层实现完整功能。</p>
                </li><li class="- topic/li li" data-ofbid="d232369e72__20250121171653">
                    <p class="- topic/p p" data-ofbid="d232369e74__20250121171653">GE DRV：提供对 HAL 层的封装，简化了接口调用。</p>
                </li><li class="- topic/li li" data-ofbid="d232369e77__20250121171653">
                    <p class="- topic/p p" data-ofbid="d232369e79__20250121171653">MPP：在 normal 模式下，MPP 层仅调用 GE HAL 的接口。在 cmdq 模式下，MPP 层不仅调用 GE HAL
                        层的接口，而且还包含命令的准备、封装和发送。</p>
                </li><li class="- topic/li li" data-ofbid="d232369e82__20250121171653">
                    <p class="- topic/p p" data-ofbid="d232369e84__20250121171653">APP：应用层通过调用 MPP 层接口实现对 GE 的操作。</p>
                </li></ul>
            <figure class="- topic/fig fig fignone" id="id__id12" data-ofbid="id__id12"><br/><div class="imagecenter"><img class="- topic/image image imagecenter" id="id__image_ep5_kvy_2dc" src="../../../images/ge/ge_sw_framwork.png" alt="ge_sw_framwork"/></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">GE 驱动框架</span></figcaption></figure>
            
        </section><section class="- topic/section section" id="id__section_vyx_gwy_2dc" data-ofbid="id__section_vyx_gwy_2dc"><h2 class="- topic/title title sectiontitle">MPP 对 GE 接口的封装</h2>
            
            <p class="- topic/p p" data-ofbid="d232369e103__20250121171653"><a xml:lang="zh-CN" lang="zh-CN" class="- topic/xref xref" href="../mpp/mpp_design.html">设计说明</a>中 MPP GE 设计及接口说明。</p>
        </section></div></article></main></div>
                        
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