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<div class=" wh_topic_content body "><main role="main"><article class="- topic/topic concept/concept topic concept" 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/cmu/cmu-data-structure-design.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">数据结构设计</h1><div class="date inPage">25 Nov 2024</div><div style="color: gray;">
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Read time: 2 minute(s)
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</div><div class="- topic/body concept/conbody body conbody"><div class="- topic/p p" data-ofbid="d179402e22__20250121171624">CMU 模块关键结构体定义如下：<div class="- topic/div div">
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<p class="- topic/p p" data-ofbid="d179402e26__20250121171624">CMU 模块关键结构体定义如下：</p>
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<div class="- topic/div div section" id="concept_kk3_4l3_pzb__aic-clk-fixed-parent-cfg"><strong class="+ topic/ph hi-d/b ph b">aic_clk_fixed_parent_cfg</strong>
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="concept_kk3_4l3_pzb__codeblock_zrb_svj_bdc" data-ofbid="concept_kk3_4l3_pzb__codeblock_zrb_svj_bdc"><strong class="hl-keyword">struct</strong> aic_clk_fixed_parent_cfg {
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<strong class="hl-keyword">struct</strong> aic_clk_comm_cfg comm; <em class="hl-comment">// 时钟操作的函数集合</em>
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u32 offset_reg; <em class="hl-comment">// 寄存器偏移地址</em>
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s8 bus_gate_bit; <em class="hl-comment">// 总线使能位偏移</em>
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s8 mod_gate_bit; <em class="hl-comment">// 模块使能位偏移</em>
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u8 div_bit; <em class="hl-comment">// 分频系数位偏移</em>
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u8 div_mask; <em class="hl-comment">// 分频系数 Mask</em>
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u8 id; <em class="hl-comment">// 时钟 id</em>
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u8 type; <em class="hl-comment">// 时钟类型</em>
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u8 parent_id; <em class="hl-comment">// 父时钟 id</em>
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u8 flag;
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};</pre></div>
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<div class="- topic/div div section" id="concept_kk3_4l3_pzb__aic-clk-multi-parent-cfg"><strong class="+ topic/ph hi-d/b ph b">aic_clk_multi_parent_cfg</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="concept_kk3_4l3_pzb__codeblock_ucm_svj_bdc" data-ofbid="concept_kk3_4l3_pzb__codeblock_ucm_svj_bdc"><strong class="hl-keyword">struct</strong> aic_clk_multi_parent_cfg {
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<strong class="hl-keyword">struct</strong> aic_clk_comm_cfg comm; <em class="hl-comment">// 时钟操作的函数集合</em>
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u32 offset_reg; <em class="hl-comment">// 寄存器偏移地址</em>
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s32 gate_bit; <em class="hl-comment">// 时钟使能位偏移</em>
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u8 mux_bit; <em class="hl-comment">// 父时钟源选择位的 bit 偏移</em>
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u8 mux_mask; <em class="hl-comment">// 父时钟源选择位 Mask</em>
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u8 div0_bit; <em class="hl-comment">// 分频系数位偏移</em>
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u8 div0_mask; <em class="hl-comment">// 分频系数 Mask</em>
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u8 id; <em class="hl-comment">// 时钟 id</em>
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u8 num_parents; <em class="hl-comment">// 父时钟个数</em>
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<strong class="hl-keyword">const</strong> u8 *parent_ids; <em class="hl-comment">// 父时钟数组</em>
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};</pre></div>
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<div class="- topic/div div section" id="concept_kk3_4l3_pzb__aic-clk-pll-cfg"><strong class="+ topic/ph hi-d/b ph b">aic_clk_pll_cfg</strong>
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<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="concept_kk3_4l3_pzb__codeblock_wnp_svj_bdc" data-ofbid="concept_kk3_4l3_pzb__codeblock_wnp_svj_bdc"><strong class="hl-keyword">struct</strong> aic_clk_pll_cfg {
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<strong class="hl-keyword">struct</strong> aic_clk_comm_cfg comm; <em class="hl-comment">// 时钟操作的函数集合</em>
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u32 offset_gen; <em class="hl-comment">// 整数分频寄存器的偏移</em>
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u32 offset_fra; <em class="hl-comment">// 小数分频寄存器的偏移</em>
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u32 offset_sdm; <em class="hl-comment">// 展频寄存器的偏移</em>
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u8 id; <em class="hl-comment">// 时钟 id</em>
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u8 type; <em class="hl-comment">// 时钟类型</em>
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u8 parent_id; <em class="hl-comment">// 父时钟 id</em>
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u8 flag;
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};</pre></div>
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<div class="- topic/div div section" id="concept_kk3_4l3_pzb__aic-clk-disp-cfg"><strong class="+ topic/ph hi-d/b ph b">aic_clk_disp_cfg</strong><pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="concept_kk3_4l3_pzb__codeblock_oqr_svj_bdc" data-ofbid="concept_kk3_4l3_pzb__codeblock_oqr_svj_bdc"><strong class="hl-keyword">struct</strong> aic_clk_disp_cfg {
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<strong class="hl-keyword">struct</strong> aic_clk_comm_cfg comm; <em class="hl-comment">// 时钟操作的函数集合</em>
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u32 offset_reg; <em class="hl-comment">// 寄存器偏移地址</em>
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u8 divn_bit; <em class="hl-comment">// 分频系数 N 位偏移</em>
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u8 divn_mask; <em class="hl-comment">// 分频系数 N 位 Mask</em>
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u8 divm_bit; <em class="hl-comment">// 分频系数 M 位偏移</em>
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u8 divm_mask; <em class="hl-comment">// 分频系数 M 位 Mask</em>
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u8 divl_bit; <em class="hl-comment">// 分频系数 L 位偏移</em>
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u8 divl_mask; <em class="hl-comment">// 分频系数 L 位 Mask</em>
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u8 pix_divsel_bit; <em class="hl-comment">// pix 分频系数位偏移</em>
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u8 pix_divsel_mask; <em class="hl-comment">// pix 分频系数位 Mask</em>
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u8 id; <em class="hl-comment">// 时钟 id</em>
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u8 parent_id; <em class="hl-comment">// 父时钟 id</em>
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};</pre></div>
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