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class="ph">、CAP</span>、CIR、GPAI、GPIO、I2C、PSADC、PWM 等接口模块的介绍和使用说明。</p></div></div></div></li><li role="treeitem" aria-expanded="false"><div data-tocid="chapter-safety-d5856e6083" class="topicref" data-id="chapter-safety" data-state="not-ready"><span role="button" tabindex="0" aria-labelledby="button-expand-action chapter-safety-d5856e6083-link" class="wh-expand-btn"></span><div class="title"><a href="../../../topics/chapter-title/chapter-safety-sdk.html" id="chapter-safety-d5856e6083-link">安全</a><div class="wh-tooltip"><p class="shortdesc">SPI ENC、CE、eFuse 等安全模块的介绍和使用说明。</p></div></div></div></li></ul></li></ul></div>
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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/spinand/spi-nand_lib_design_guide.dita">Edit online</a></span><h1 class="- topic/title title topictitle1" id="ariaid-title1">SPINAND 库设计说明</h1><div class="date inPage">15 Jan 2024</div><div style="color: gray;">
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Read time: 6 minute(s)
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</div><div class="- topic/body body"><section class="- topic/section section" id="id__spinand" data-ofbid="id__spinand"><h2 class="- topic/title title sectiontitle">SPINAND 库数据结构设计</h2>
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<div class="- topic/div div section" id="id__struct-aic-spinand">
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<strong class="+ topic/ph hi-d/b ph b">struct aic_spinand</strong>
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<div class="- topic/p p" data-ofbid="d43490e29__20250121171517">定义了 SPINAND 控制器管理信息：<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_kfk_4p3_ddc" data-ofbid="id__codeblock_kfk_4p3_ddc"><strong class="hl-keyword">struct</strong> aic_spinand {
|
||
<strong class="hl-keyword">const</strong> <strong class="hl-keyword">struct</strong> aic_spinand_info *info;
|
||
<strong class="hl-keyword">struct</strong> spinand_id id;
|
||
<strong class="hl-keyword">void</strong> *user_data;
|
||
<strong class="hl-keyword">void</strong> *lock;
|
||
u8 use_continuous_read;
|
||
u8 qspi_dl_width;
|
||
u8 IsInited;
|
||
u8 *databuf;
|
||
u8 *oobbuf;
|
||
<strong class="hl-keyword">struct</strong> nand_bbt bbt;
|
||
};</pre><div class="- topic/note note tip note_tip" id="id__note_qfr_qn3_ddc" data-ofbid="id__note_qfr_qn3_ddc"><span class="note__title">提示：</span>
|
||
<p class="- topic/p p" data-ofbid="d43490e35__20250121171517"><code class="+ topic/ph pr-d/codeph ph codeph">info</code> 表示 SPINAND 设备信息
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">use_continuous_read</code> 表示 SPINAND 使能了连续读取模式(部分厂家芯片支持)
|
||
<code class="+ topic/ph pr-d/codeph ph codeph">qspi_dl_width</code> 表示 qspi 总线数据宽度 <code class="+ topic/ph pr-d/codeph ph codeph">bbt</code>
|
||
表示坏块管理信息</p>
|
||
</div></div>
|
||
</div>
|
||
<div class="- topic/div div section" id="id__struct-aic-spinand-info">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct aic_spinand_info</strong>
|
||
<div class="- topic/p p" data-ofbid="d43490e56__20250121171517">定义了 SPINAND
|
||
设备配置信息<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_bhc_pp3_ddc" data-ofbid="id__codeblock_bhc_pp3_ddc"><em class="hl-comment">/* SPI NAND flash information */</em>
|
||
<strong class="hl-keyword">struct</strong> aic_spinand_info {
|
||
u32 devid;
|
||
u16 page_size;
|
||
u16 oob_size;
|
||
u32 block_per_lun;
|
||
u32 pages_per_eraseblock;
|
||
u8 is_die_select;
|
||
<strong class="hl-keyword">const</strong> <strong class="hl-keyword">char</strong> *sz_description;
|
||
<strong class="hl-keyword">struct</strong> spi_nand_cmd_cfg *cmd;
|
||
};</pre></div>
|
||
</div>
|
||
<div class="- topic/div div section" id="id__struct-spi-nand-cmd-cfg">
|
||
<strong class="+ topic/ph hi-d/b ph b">struct spi_nand_cmd_cfg</strong>
|
||
<div class="- topic/p p" data-ofbid="d43490e67__20250121171517">定义了 SPINAND
|
||
操作命令配置的格式<pre class="+ topic/pre pr-d/codeblock pre codeblock language-c" id="id__codeblock_aw3_pp3_ddc" data-ofbid="id__codeblock_aw3_pp3_ddc"><strong class="hl-keyword">struct</strong> spi_nand_cmd_cfg {
|
||
u8 opcode;
|
||
u8 opcode_bits;
|
||
u8 addr_bytes;
|
||
u8 addr_bits;
|
||
u8 dummy_bytes;
|
||
u8 data_bits;
|
||
};</pre></div>
|
||
</div>
|
||
</section><section class="- topic/section section" id="id__id5" data-ofbid="id__id5"><h2 class="- topic/title title sectiontitle">SPINAND 库相关接口介绍</h2>
|
||
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_bjw_dzh_bdc" data-ofbid="id__table_bjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 1</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">spinand_flash_init</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_flash_init(struct aic_spinand *flash);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">初始化 spinand 芯片</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_cjw_dzh_bdc" data-ofbid="id__table_cjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 2</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">spinand_read_id_op</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_read_id_op(struct aic_spinand *flash, u8
|
||
*id);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">读取 spinand 芯片的 id</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *id</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读取 spinand id 缓存地址</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">- </td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_djw_dzh_bdc" data-ofbid="id__table_djw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 3</span><span class="table--title-label-punctuation">. </span></span><span class="table--title">spinand_read</span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_read(struct aic_spinand *flash, u8 *addr, u32 offset,
|
||
u32 size);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">从 spinand 读取数据</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *addr</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读取 spinand 数据缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 offset</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">从 spinand 读取数据的偏移地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 size</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">从 spinand 读取数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">offset 需要与 page 大小对齐</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_ejw_dzh_bdc" data-ofbid="id__table_ejw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 4</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_write</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_write(struct aic_spinand *flash, u8 *addr, u32
|
||
offset, u32 size);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">写入数据到 spinand</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *addr</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写入 spinand 数据缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 offset</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写入 spinand 数据的偏移地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 size</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写入 spinand 数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">offset 需要与 page 大小对齐</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_fjw_dzh_bdc" data-ofbid="id__table_fjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 5</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_erase</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_erase(struct aic_spinand *flash, u32 offset, u32
|
||
size);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">擦除 spinand 数据</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 offset</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">擦除 spinand 数据的偏移地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 size</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">擦除 spinand 数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">offset 和 size 需要与 block 大小对齐</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_gjw_dzh_bdc" data-ofbid="id__table_gjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 6</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_block_erase</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_block_erase(struct aic_spinand *flash, u16
|
||
blk);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">擦除 spinand 指定块地址的块数据</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u16 blk</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 块地址</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_hjw_dzh_bdc" data-ofbid="id__table_hjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 7</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_block_isbad</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_block_isbad(struct aic_spinand *flash, u16
|
||
blk);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">判断 spinand 指定块地址的块是否是坏块</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u16 blk</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 块地址</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_ijw_dzh_bdc" data-ofbid="id__table_ijw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 8</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_block_markbad</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_block_markbad(struct aic_spinand *flash, u16
|
||
blk);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">标记 spinand 指定块地址的块为坏块</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u16 blk</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 块地址</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_jjw_dzh_bdc" data-ofbid="id__table_jjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 9</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_read_page</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">int spinand_read_page(struct aic_spinand *flash, u32 page,
|
||
u8 *data,</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">u32 data_len, u8 *spare, u32 spare_len);</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">读取 spinand 指定 page 上的数据</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 page</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 页地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *data</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 page 主区域数据的缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 data_len</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 page 主区域数据的长度</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *spare</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 page spare 区域数据的缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 spare_len</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 page spare 区域数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_kjw_dzh_bdc" data-ofbid="id__table_kjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 10</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_write_page</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">int spinand_write_page(struct aic_spinand *flash, u32 page,
|
||
const u8 *data,</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">u32 data_len, const u8 *spare, u32 spare_len);</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">写入数据到 spinand 指定 page 上</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 page</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 页地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *data</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写 page 主区域数据的缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 data_len</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写 page 主区域数据的长度</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *spare</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写 page spare 区域数据的缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 spare_len</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">写 page spare 区域数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_ljw_dzh_bdc" data-ofbid="id__table_ljw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 11</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_continuous_read</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">int spinand_continuous_read(struct aic_spinand *flash, u32
|
||
page, u8 *data, u32 size);</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">使用连续读取模式读取 spinand 上指定长度的数据</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 page</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 页地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 *data</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 spinand 数据的缓存地址</div>
|
||
</div>
|
||
<div class="- topic/div div">u32 size</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">读 spinand 数据的长度</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">size 需要大于等于 2 个 page 大小</td></tr></tbody></table></div>
|
||
<div class="table-container"><table class="- topic/table table colwidths-given docutils align-default frame-all" id="id__table_mjw_dzh_bdc" data-ofbid="id__table_mjw_dzh_bdc" data-cols="2"><caption class="- topic/title title tablecap" data-caption-side="top" data-is-repeated="true"><span class="table--title-label">表<span class="table--title-label-number"> 12</span><span class="table--title-label-punctuation">. </span></span><span class="table--title"><strong class="+ topic/ph hi-d/b ph b">spinand_config_set</strong></span></caption><colgroup><col style="width:16.666666666666664%"/><col style="width:83.33333333333334%"/></colgroup><tbody class="- topic/tbody tbody"><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 函数原型 </td><td class="- topic/entry entry colsep-0 rowsep-1">int spinand_config_set(struct aic_spinand *flash, u8 mask, u8
|
||
val);</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 功能说明 </td><td class="- topic/entry entry colsep-0 rowsep-1">设置 spinand 配置寄存器的值</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 参数定义 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">struct aic_spinand *flash</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">spinand 设备对象</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 mask</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div"> 配置寄存器的掩码</div>
|
||
</div>
|
||
<div class="- topic/div div">u8 val</div>
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div"> 配置寄存器的值</div>
|
||
</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-1"> 返回值 </td><td class="- topic/entry entry colsep-0 rowsep-1">
|
||
<div class="- topic/div div">
|
||
<div class="- topic/div div">0: 成功</div>
|
||
<div class="- topic/div div">其他: 失败</div>
|
||
</div>
|
||
</td></tr><tr class="- topic/row"><td class="- topic/entry entry colsep-1 rowsep-0"> 注意事项 </td><td class="- topic/entry entry colsep-0 rowsep-0">-</td></tr></tbody></table></div>
|
||
</section></div></article></main></div>
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|
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|
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</div>
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|
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<div class=" wh_topic_toc "><div class="wh_topic_label">在本页上</div><ul><li class="section-item"><div class="section-title"><a href="#id__spinand" data-tocid="id__spinand">SPINAND 库数据结构设计</a></div></li><li class="section-item"><div class="section-title"><a href="#id__id5" data-tocid="id__id5">SPINAND 库相关接口介绍</a></div></li></ul></div>
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<div class=" footer-container mx-auto ">
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<title>footer def</title>
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<style><!--
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font-family: "Lucida Console", "Courier New", monospace;
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<p class="p1">Copyright © 2019-2024 广东匠芯创科技有限公司. All rights reserved.</p>
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Update Time: 2025-01-21
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