{"id":88680,"date":"2026-08-01T16:08:36","date_gmt":"2026-08-01T08:08:36","guid":{"rendered":"https:\/\/www.wsisp.com\/helps\/88680.html"},"modified":"2026-08-01T16:08:36","modified_gmt":"2026-08-01T08:08:36","slug":"%e3%80%90npu%e3%80%91ascend-docker-runtime-v26-0-1-%e4%b9%8b%e4%b8%89-runtime-dcmi-%e8%b6%85%e6%b7%b1%e5%ba%a6%e9%80%90%e8%a1%8c%e5%88%86%e6%9e%90","status":"publish","type":"post","link":"https:\/\/www.wsisp.com\/helps\/88680.html","title":{"rendered":"\u3010NPU\u3011Ascend Docker Runtime v26.0.1 \u4e4b\u4e09 runtime\/dcmi\/ \u2014 \u8d85\u6df1\u5ea6\u9010\u884c\u5206\u6790"},"content":{"rendered":"

runtime\/dcmi\/ \u2014 \u8d85\u6df1\u5ea6\u9010\u884c\u5206\u6790<\/h2>\n

\u4e09\u4e2a\u6587\u4ef6：dcmi.go (360\u884c) + dcmi_api.go (101\u884c) + dcManager.go (294\u884c) = 755\u884c
\n\u6838\u5fc3\u804c\u8d23：NPU\u8bbe\u5907\u7ba1\u7406\u63a5\u53e3\u5c01\u88c5，\u901a\u8fc7CGO\u8c03\u7528libdcmi.so<\/p>\n

\n

\u4e00\u3001\u6a21\u5757\u5b9a\u4f4d<\/h3>\n

1.1 \u4e1a\u52a1\u804c\u8d23<\/h4>\n

runtime\/dcmi\/ \u662f\u8bbe\u5907\u7ba1\u7406\u62bd\u8c61\u5c42，\u8d1f\u8d23：<\/p>\n

  • \u9a71\u52a8\u7248\u672c\u81ea\u9002\u5e94 \u2014 \u81ea\u52a8\u68c0\u6d4bV1\/V2\u9a71\u52a8，\u9009\u62e9\u5339\u914d\u7684Worker<\/li>\n
  • \u8bbe\u5907\u67e5\u8be2 \u2014 \u83b7\u53d6\u5361\u5217\u8868\u3001\u8bbe\u5907\u5217\u8868\u3001\u82af\u7247\u4fe1\u606f\u3001\u4ea7\u54c1\u7c7b\u578b<\/li>\n
  • \u865a\u62df\u8bbe\u5907\u7ba1\u7406 \u2014 \u521b\u5efa\/\u9500\u6bc1vNPU（\u865a\u62dfNPU\u5207\u5206）<\/li>\n
  • \u7269\u7406ID\u2194\u903b\u8f91ID\u8f6c\u6362 \u2014 \u5c06\u7528\u6237\u6307\u5b9a\u7684\u7269\u7406\u8bbe\u5907ID\u8f6c\u6362\u4e3a\u9a71\u52a8\u5185\u90e8\u903b\u8f91ID<\/li>\n
  • CGO\u6865\u63a5 \u2014 \u5c01\u88c5\u6240\u6709\u5bf9libdcmi.so\u7684C\u8bed\u8a00\u8c03\u7528<\/li>\n

    1.2 \u5728\u7cfb\u7edf\u4e2d\u7684\u4f4d\u7f6e<\/h4>\n

    #mermaid-svg-MA5V9njIHI1zHJ0f{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-MA5V9njIHI1zHJ0f .error-icon{fill:#552222;}#mermaid-svg-MA5V9njIHI1zHJ0f .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-MA5V9njIHI1zHJ0f .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-MA5V9njIHI1zHJ0f .marker{fill:#333333;stroke:#333333;}#mermaid-svg-MA5V9njIHI1zHJ0f .marker.cross{stroke:#333333;}#mermaid-svg-MA5V9njIHI1zHJ0f svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-MA5V9njIHI1zHJ0f p{margin:0;}#mermaid-svg-MA5V9njIHI1zHJ0f .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster-label text{fill:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster-label span{color:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster-label span p{background-color:transparent;}#mermaid-svg-MA5V9njIHI1zHJ0f .label text,#mermaid-svg-MA5V9njIHI1zHJ0f span{fill:#333;color:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f .node rect,#mermaid-svg-MA5V9njIHI1zHJ0f .node circle,#mermaid-svg-MA5V9njIHI1zHJ0f .node ellipse,#mermaid-svg-MA5V9njIHI1zHJ0f .node polygon,#mermaid-svg-MA5V9njIHI1zHJ0f .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-MA5V9njIHI1zHJ0f .rough-node .label text,#mermaid-svg-MA5V9njIHI1zHJ0f .node .label text,#mermaid-svg-MA5V9njIHI1zHJ0f .image-shape .label,#mermaid-svg-MA5V9njIHI1zHJ0f .icon-shape .label{text-anchor:middle;}#mermaid-svg-MA5V9njIHI1zHJ0f .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-MA5V9njIHI1zHJ0f .rough-node .label,#mermaid-svg-MA5V9njIHI1zHJ0f .node .label,#mermaid-svg-MA5V9njIHI1zHJ0f .image-shape .label,#mermaid-svg-MA5V9njIHI1zHJ0f .icon-shape .label{text-align:center;}#mermaid-svg-MA5V9njIHI1zHJ0f .node.clickable{cursor:pointer;}#mermaid-svg-MA5V9njIHI1zHJ0f .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-MA5V9njIHI1zHJ0f .arrowheadPath{fill:#333333;}#mermaid-svg-MA5V9njIHI1zHJ0f .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-MA5V9njIHI1zHJ0f .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-MA5V9njIHI1zHJ0f .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-MA5V9njIHI1zHJ0f .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-MA5V9njIHI1zHJ0f .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-MA5V9njIHI1zHJ0f .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster text{fill:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f .cluster span{color:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-MA5V9njIHI1zHJ0f .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-MA5V9njIHI1zHJ0f rect.text{fill:none;stroke-width:0;}#mermaid-svg-MA5V9njIHI1zHJ0f .icon-shape,#mermaid-svg-MA5V9njIHI1zHJ0f .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-MA5V9njIHI1zHJ0f .icon-shape p,#mermaid-svg-MA5V9njIHI1zHJ0f .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-MA5V9njIHI1zHJ0f .icon-shape .label rect,#mermaid-svg-MA5V9njIHI1zHJ0f .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-MA5V9njIHI1zHJ0f .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-MA5V9njIHI1zHJ0f .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-MA5V9njIHI1zHJ0f :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

    \u5916\u90e8<\/p>\n

    <\/span><\/p>\n

    dcmi\u6a21\u5757<\/p>\n

    <\/span><\/p>\n

    \u8c03\u7528\u65b9<\/p>\n

    <\/span><\/p>\n

    GetMatchingNpuWorker<\/p>\n

    <\/span><\/p>\n

    CreateVDevice<\/p>\n

    <\/span><\/p>\n

    GetChipName\/GetProductType<\/p>\n

    <\/span><\/span><\/span><\/p>\n

    CGO C.DcmiXXX<\/p>\n

    <\/span><\/span><\/p>\n

    runtime\/process\/process.go<\/p>\n

    <\/span><\/p>\n

    dcmi_api.go\u9876\u5c42APICreateVDevice<\/p>\n

    <\/span><\/p>\n

    dcmi.goWorker\u63a5\u53e3+V1\/V2\u5b9e\u73b0\u8bbe\u5907\u67e5\u8be2\/\u865a\u62df\u8bbe\u5907<\/p>\n

    <\/span><\/p>\n

    dcManager.goCGO\u5c01\u88c5\u76f4\u63a5\u8c03\u7528libdcmi.so<\/p>\n

    <\/span><\/p>\n

    libdcmi.soNPU\u9a71\u52a8C\u5e93<\/p>\n

    <\/span><\/p>\n

    NPU\u786c\u4ef6<\/p>\n

    <\/span><\/p>\n

    \n

    \u4e8c\u3001dcmi_api.go \u9010\u884c\u89e3\u6790（101\u884c）<\/h3>\n

    2.1 \u6570\u636e\u7ed3\u6784<\/h4>\n

    type<\/span> VDeviceInfo struct<\/span> {<\/span>
    \n CardID int32<\/span>
    \n DeviceID int32<\/span>
    \n VdeviceID int32<\/span>
    \n}<\/span><\/p>\n\n\u5b57\u6bb5\u542b\u4e49\u793a\u4f8b<\/tr>\n\n\n\n\n
    CardID<\/td>\nNPU\u5361ID（\u7269\u7406\u63d2\u69fd）<\/td>\n0<\/td>\n<\/tr>\n
    DeviceID<\/td>\n\u5361\u5185\u8bbe\u5907ID<\/td>\n1<\/td>\n<\/tr>\n
    VdeviceID<\/td>\n\u865a\u62df\u8bbe\u5907ID（\u5207\u5206\u540e\u751f\u6210）<\/td>\n42<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    #mermaid-svg-Cxk2dFq8FtryuRbp{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-Cxk2dFq8FtryuRbp .error-icon{fill:#552222;}#mermaid-svg-Cxk2dFq8FtryuRbp .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-Cxk2dFq8FtryuRbp .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-Cxk2dFq8FtryuRbp .marker{fill:#333333;stroke:#333333;}#mermaid-svg-Cxk2dFq8FtryuRbp .marker.cross{stroke:#333333;}#mermaid-svg-Cxk2dFq8FtryuRbp svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-Cxk2dFq8FtryuRbp p{margin:0;}#mermaid-svg-Cxk2dFq8FtryuRbp g.classGroup text{fill:#9370DB;stroke:none;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:10px;}#mermaid-svg-Cxk2dFq8FtryuRbp g.classGroup text .title{font-weight:bolder;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster-label text{fill:#333;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster-label span{color:#333;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster-label span p{background-color:transparent;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster text{fill:#333;}#mermaid-svg-Cxk2dFq8FtryuRbp .cluster span{color:#333;}#mermaid-svg-Cxk2dFq8FtryuRbp .nodeLabel,#mermaid-svg-Cxk2dFq8FtryuRbp .edgeLabel{color:#131300;}#mermaid-svg-Cxk2dFq8FtryuRbp .edgeLabel .label rect{fill:#ECECFF;}#mermaid-svg-Cxk2dFq8FtryuRbp .label text{fill:#131300;}#mermaid-svg-Cxk2dFq8FtryuRbp .labelBkg{background:#ECECFF;}#mermaid-svg-Cxk2dFq8FtryuRbp .edgeLabel .label span{background:#ECECFF;}#mermaid-svg-Cxk2dFq8FtryuRbp .classTitle{font-weight:bolder;}#mermaid-svg-Cxk2dFq8FtryuRbp .node rect,#mermaid-svg-Cxk2dFq8FtryuRbp .node circle,#mermaid-svg-Cxk2dFq8FtryuRbp .node ellipse,#mermaid-svg-Cxk2dFq8FtryuRbp .node polygon,#mermaid-svg-Cxk2dFq8FtryuRbp .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-Cxk2dFq8FtryuRbp .divider{stroke:#9370DB;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp g.clickable{cursor:pointer;}#mermaid-svg-Cxk2dFq8FtryuRbp g.classGroup rect{fill:#ECECFF;stroke:#9370DB;}#mermaid-svg-Cxk2dFq8FtryuRbp g.classGroup line{stroke:#9370DB;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp .classLabel .box{stroke:none;stroke-width:0;fill:#ECECFF;opacity:0.5;}#mermaid-svg-Cxk2dFq8FtryuRbp .classLabel .label{fill:#9370DB;font-size:10px;}#mermaid-svg-Cxk2dFq8FtryuRbp .relation{stroke:#333333;stroke-width:1;fill:none;}#mermaid-svg-Cxk2dFq8FtryuRbp .dashed-line{stroke-dasharray:3;}#mermaid-svg-Cxk2dFq8FtryuRbp .dotted-line{stroke-dasharray:1 2;}#mermaid-svg-Cxk2dFq8FtryuRbp #compositionStart,#mermaid-svg-Cxk2dFq8FtryuRbp .composition{fill:#333333!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #compositionEnd,#mermaid-svg-Cxk2dFq8FtryuRbp .composition{fill:#333333!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #dependencyStart,#mermaid-svg-Cxk2dFq8FtryuRbp .dependency{fill:#333333!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #dependencyStart,#mermaid-svg-Cxk2dFq8FtryuRbp .dependency{fill:#333333!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #extensionStart,#mermaid-svg-Cxk2dFq8FtryuRbp .extension{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #extensionEnd,#mermaid-svg-Cxk2dFq8FtryuRbp .extension{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #aggregationStart,#mermaid-svg-Cxk2dFq8FtryuRbp .aggregation{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #aggregationEnd,#mermaid-svg-Cxk2dFq8FtryuRbp .aggregation{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #lollipopStart,#mermaid-svg-Cxk2dFq8FtryuRbp .lollipop{fill:#ECECFF!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp #lollipopEnd,#mermaid-svg-Cxk2dFq8FtryuRbp .lollipop{fill:#ECECFF!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Cxk2dFq8FtryuRbp .edgeTerminals{font-size:11px;line-height:initial;}#mermaid-svg-Cxk2dFq8FtryuRbp .classTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-Cxk2dFq8FtryuRbp .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-Cxk2dFq8FtryuRbp .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-Cxk2dFq8FtryuRbp :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

    VDeviceInfo<\/p>\n

    <\/span><\/p>\n

    +int32 CardID<\/p>\n

    <\/span><\/p>\n

    +int32 DeviceID<\/p>\n

    <\/span><\/p>\n

    +int32 VdeviceID<\/p>\n

    <\/span><\/p>\n

    \u00abinterface\u00bb<\/p>\n

    <\/span><\/p>\n

    WorkerInterface<\/p>\n

    <\/span><\/p>\n

    +Initialize() : error<\/p>\n

    <\/span><\/p>\n

    +ShutDown()<\/p>\n

    <\/span><\/p>\n

    +CreateVDevice(uniqueID, coreNum)(VDeviceInfo, error)<\/p>\n

    <\/span><\/p>\n

    +DestroyVDevice(uniqueID, vDevID) : error<\/p>\n

    <\/span><\/p>\n

    +GetProductType()(string, error)<\/p>\n

    <\/span><\/p>\n

    +GetChipName()(string, error)<\/p>\n

    <\/span><\/p>\n

    2.2 WorkerInterface \u63a5\u53e3<\/h4>\n

    type<\/span> WorkerInterface interface<\/span> {<\/span>
    \n Initialize<\/span>(<\/span>)<\/span> error<\/span>
    \n ShutDown<\/span>(<\/span>)<\/span>
    \n CreateVDevice<\/span>(<\/span>uniqueID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>VDeviceInfo,<\/span> error<\/span>)<\/span>
    \n DestroyVDevice<\/span>(<\/span>uniqueID int32<\/span>,<\/span> vDevID int32<\/span>)<\/span> error<\/span>
    \n GetProductType<\/span>(<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span>
    \n GetChipName<\/span>(<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span>
    \n}<\/span><\/p>\n

    6\u4e2a\u65b9\u6cd5\u7684\u804c\u8d23：<\/p>\n\n\u65b9\u6cd5\u8f93\u5165\u8f93\u51fa\u7528\u9014<\/tr>\n\n\n\n\n\n\n\n
    Initialize<\/td>\n\u65e0<\/td>\nerror<\/td>\n\u521d\u59cb\u5316dcmi\u5e93\u8fde\u63a5<\/td>\n<\/tr>\n
    ShutDown<\/td>\n\u65e0<\/td>\n\u65e0<\/td>\n\u5173\u95eddcmi\u5e93\u8fde\u63a5<\/td>\n<\/tr>\n
    CreateVDevice<\/td>\nuniqueID(\u7269\u7406\u8bbe\u5907ID), coreNum(\u5207\u5206\u6a21\u677f)<\/td>\nVDeviceInfo, error<\/td>\n\u521b\u5efa\u865a\u62dfNPU<\/td>\n<\/tr>\n
    DestroyVDevice<\/td>\nuniqueID, vDevID(\u865a\u62df\u8bbe\u5907ID)<\/td>\nerror<\/td>\n\u9500\u6bc1\u865a\u62dfNPU<\/td>\n<\/tr>\n
    GetProductType<\/td>\n\u65e0<\/td>\nstring, error<\/td>\n\u83b7\u53d6\u4ea7\u54c1\u578b\u53f7<\/td>\n<\/tr>\n
    GetChipName<\/td>\n\u65e0<\/td>\nstring, error<\/td>\n\u83b7\u53d6\u82af\u7247\u540d\u79f0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u8bbe\u8ba1\u610f\u56fe：\u7b56\u7565\u6a21\u5f0f\u63a5\u53e3，V1\u548cV2\u9a71\u52a8\u5404\u81ea\u5b9e\u73b0\u6b64\u63a5\u53e3，\u8c03\u7528\u65b9\u65e0\u9700\u5173\u5fc3\u9a71\u52a8\u7248\u672c\u3002<\/p>\n

    2.3 CreateVDevice \u9876\u5c42API<\/h4>\n

    func<\/span> CreateVDevice<\/span>(<\/span>w WorkerInterface,<\/span> spec *<\/span>specs.<\/span>Spec,<\/span> devices [<\/span>]<\/span>int<\/span>)<\/span> (<\/span>VDeviceInfo,<\/span> error<\/span>)<\/span> {<\/span>
    \n invalidVDevice :=<\/span> VDeviceInfo{<\/span>CardID:<\/span> –<\/span>1<\/span>,<\/span> DeviceID:<\/span> –<\/span>1<\/span>,<\/span> VdeviceID:<\/span> –<\/span>1<\/span>}<\/span>
    \n if<\/span> spec ==<\/span> nil<\/span> {<\/span>
    \n return<\/span> invalidVDevice,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"spec is nil"<\/span>)<\/span>
    \n }<\/span>
    \n splitDevice,<\/span> err :=<\/span> extractVpuParam<\/span>(<\/span>spec)<\/span>
    \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
    \n return<\/span> invalidVDevice,<\/span> err
    \n }<\/span>
    \n if<\/span> splitDevice ==<\/span> ""<\/span> {<\/span>
    \n return<\/span> invalidVDevice,<\/span> nil<\/span>
    \n }<\/span>
    \n if<\/span> len<\/span>(<\/span>devices)<\/span> !=<\/span> 1<\/span> ||<\/span> devices[<\/span>0<\/span>]<\/span> <<\/span> 0<\/span> ||<\/span> devices[<\/span>0<\/span>]<\/span> >=<\/span> hiAIMaxCardNum*<\/span>hiAIMaxDeviceNum {<\/span>
    \n hwlog.<\/span>RunLog.<\/span>Errorf<\/span>(<\/span>"invalid devices: %v"<\/span>,<\/span> devices)<\/span>
    \n return<\/span> invalidVDevice,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"invalid devices: %v"<\/span>,<\/span> devices)<\/span>
    \n }<\/span><\/p>\n

    if<\/span> err :=<\/span> w.<\/span>Initialize<\/span>(<\/span>)<\/span>;<\/span> err !=<\/span> nil<\/span> {<\/span>
    \n return<\/span> invalidVDevice,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot init dcmi : %v"<\/span>,<\/span> err)<\/span>
    \n }<\/span>
    \n defer<\/span> w.<\/span>ShutDown<\/span>(<\/span>)<\/span><\/p>\n

    vDeviceInfo,<\/span> err :=<\/span> w.<\/span>CreateVDevice<\/span>(<\/span>int32<\/span>(<\/span>devices[<\/span>0<\/span>]<\/span>)<\/span>,<\/span> splitDevice)<\/span>
    \n if<\/span> err !=<\/span> nil<\/span> ||<\/span> vDeviceInfo.<\/span>VdeviceID <<\/span> 0<\/span> {<\/span>
    \n hwlog.<\/span>RunLog.<\/span>Errorf<\/span>(<\/span>"cannot create vd or vdevice is wrong: %v %v"<\/span>,<\/span> vDeviceInfo.<\/span>VdeviceID,<\/span> err)<\/span>
    \n return<\/span> invalidVDevice,<\/span> err
    \n }<\/span>
    \n return<\/span> vDeviceInfo,<\/span> nil<\/span>
    \n}<\/span><\/p>\n

    \u9010\u884c\u89e3\u6790：<\/p>\n

  • \u5b9a\u4e49\u65e0\u6548\u8fd4\u56de\u503c invalidVDevice（\u6240\u6709ID\u4e3a-1）<\/li>\n
  • nil\u68c0\u67e5\u4fdd\u62a4<\/li>\n
  • extractVpuParam \u2014 \u4eceOCI Spec\u73af\u5883\u53d8\u91cf\u4e2d\u63d0\u53d6vNPU\u5207\u5206\u6a21\u677f<\/li>\n
  • \u5982\u679csplitDevice\u4e3a\u7a7a \u2192 \u4e0d\u662f\u865a\u62df\u6a21\u5f0f，\u8fd4\u56de\u65e0\u6548\u503c\u4f46\u65e0\u9519\u8bef<\/li>\n
  • \u8bbe\u5907\u6570\u6821\u9a8c：vNPU\u5207\u5206\u53ea\u5141\u8bb81\u4e2a\u7269\u7406\u8bbe\u5907（len(devices) != 1），\u4e14ID\u5728\u6709\u6548\u8303\u56f4\u5185<\/li>\n
  • \u521d\u59cb\u5316Worker \u2192 \u521b\u5efa\u865a\u62df\u8bbe\u5907 \u2192 defer\u5173\u95ed<\/li>\n
  • \u5982\u679c\u521b\u5efa\u5931\u8d25\u6216VdeviceID<0 \u2192 \u8fd4\u56de\u9519\u8bef<\/li>\n

    \u8bbe\u8ba1\u610f\u56fe：\u6b64\u51fd\u6570\u662f\u5bf9Worker.CreateVDevice\u7684\u5305\u88c5，\u589e\u52a0\u4e86Spec\u89e3\u6790\u548c\u53c2\u6570\u6821\u9a8c\u3002<\/p>\n

    2.4 extractVpuParam \u2014 vNPU\u5207\u5206\u6a21\u677f\u89e3\u6790<\/h4>\n

    func<\/span> extractVpuParam<\/span>(<\/span>spec *<\/span>specs.<\/span>Spec)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
    \n allowSplit :=<\/span> map<\/span>[<\/span>string<\/span>]<\/span>string<\/span>{<\/span>
    \n "vir01"<\/span>:<\/span> "vir01"<\/span>,<\/span> "vir02"<\/span>:<\/span> "vir02"<\/span>,<\/span> "vir04"<\/span>:<\/span> "vir04"<\/span>,<\/span> "vir08"<\/span>:<\/span> "vir08"<\/span>,<\/span> "vir16"<\/span>:<\/span> "vir16"<\/span>,<\/span>
    \n "vir02_1c"<\/span>:<\/span> "vir02_1c"<\/span>,<\/span> "vir03_1c_8g"<\/span>:<\/span> "vir03_1c_8g"<\/span>,<\/span> "vir04_3c"<\/span>:<\/span> "vir04_3c"<\/span>,<\/span>
    \n "vir04_4c_dvpp"<\/span>:<\/span> "vir04_4c_dvpp"<\/span>,<\/span> "vir04_3c_ndvpp"<\/span>:<\/span> "vir04_3c_ndvpp"<\/span>,<\/span>
    \n "vir05_1c_8g"<\/span>:<\/span> "vir05_1c_8g"<\/span>,<\/span> "vir05_1c_16g"<\/span>:<\/span> "vir05_1c_16g"<\/span>,<\/span>
    \n "vir06_1c_16g"<\/span>:<\/span> "vir06_1c_16g"<\/span>,<\/span> "vir10_3c_16g"<\/span>:<\/span> "vir10_3c_16g"<\/span>,<\/span>
    \n "vir10_3c_16g_nm"<\/span>:<\/span> "vir10_3c_16g_nm"<\/span>,<\/span> "vir10_3c_32g"<\/span>:<\/span> "vir10_3c_32g"<\/span>,<\/span>
    \n "vir10_4c_16g_m"<\/span>:<\/span> "vir10_4c_16g_m"<\/span>,<\/span> "vir12_3c_32g"<\/span>:<\/span> "vir12_3c_32g"<\/span>,<\/span>
    \n }<\/span><\/p>\n

    for<\/span> _<\/span>,<\/span> line :=<\/span> range<\/span> spec.<\/span>Process.<\/span>Env {<\/span>
    \n words :=<\/span> strings.<\/span>Split<\/span>(<\/span>line,<\/span> "="<\/span>)<\/span>
    \n const<\/span> LENGTH int<\/span> =<\/span> 2<\/span>
    \n if<\/span> len<\/span>(<\/span>words)<\/span> !=<\/span> LENGTH {<\/span>
    \n continue<\/span>
    \n }<\/span>
    \n if<\/span> strings.<\/span>TrimSpace<\/span>(<\/span>words[<\/span>0<\/span>]<\/span>)<\/span> ==<\/span> api.<\/span>AscendVnpuSpescEnv {<\/span>
    \n if<\/span> split,<\/span> ok :=<\/span> allowSplit[<\/span>words[<\/span>1<\/span>]<\/span>]<\/span>;<\/span> ok &&<\/span> split !=<\/span> ""<\/span> {<\/span>
    \n return<\/span> split,<\/span> nil<\/span>
    \n }<\/span>
    \n return<\/span> ""<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot parse param : %v"<\/span>,<\/span> words[<\/span>1<\/span>]<\/span>)<\/span>
    \n }<\/span>
    \n }<\/span>
    \n return<\/span> ""<\/span>,<\/span> nil<\/span>
    \n}<\/span><\/p>\n

    vNPU\u5207\u5206\u6a21\u677f\u8bf4\u660e：<\/p>\n\n\u6a21\u677f\u540d\u542b\u4e49<\/tr>\n\n\n\n\n\n\n\n\n\n\n\n\n\n\n
    vir01<\/td>\n1\/16\u5207\u5206（\u6700\u5c0f）<\/td>\n<\/tr>\n
    vir02<\/td>\n1\/8\u5207\u5206<\/td>\n<\/tr>\n
    vir04<\/td>\n1\/4\u5207\u5206<\/td>\n<\/tr>\n
    vir08<\/td>\n1\/2\u5207\u5206<\/td>\n<\/tr>\n
    vir16<\/td>\n\u4e0d\u5207\u5206（\u5168\u5361）<\/td>\n<\/tr>\n
    vir02_1c<\/td>\n1\/8\u5207\u5206+1\u6838<\/td>\n<\/tr>\n
    vir04_3c<\/td>\n1\/4\u5207\u5206+3\u6838<\/td>\n<\/tr>\n
    vir04_4c_dvpp<\/td>\n1\/4\u5207\u5206+4\u6838+DVPP<\/td>\n<\/tr>\n
    vir04_3c_ndvpp<\/td>\n1\/4\u5207\u5206+3\u6838+\u65e0DVPP<\/td>\n<\/tr>\n
    vir05_1c_8g<\/td>\n1\/3.2\u5207\u5206+1\u6838+8GB<\/td>\n<\/tr>\n
    vir10_3c_16g<\/td>\n1\/1.6\u5207\u5206+3\u6838+16GB<\/td>\n<\/tr>\n
    vir10_4c_16g_m<\/td>\n1\/1.6\u5207\u5206+4\u6838+16GB+\u5185\u5b58\u589e\u5f3a<\/td>\n<\/tr>\n
    vir12_3c_32g<\/td>\n1\/1.3\u5207\u5206+3\u6838+32GB<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    \u9010\u884c\u89e3\u6790：<\/p>\n

  • \u5b9a\u4e49\u5141\u8bb8\u7684\u5207\u5206\u6a21\u677f\u767d\u540d\u5355（map）<\/li>\n
  • \u904d\u5386\u5bb9\u5668\u73af\u5883\u53d8\u91cf<\/li>\n
  • \u627e\u5230 ASCEND_VNPU_SPECS \u73af\u5883\u53d8\u91cf<\/li>\n
  • \u5982\u679c\u503c\u5728\u767d\u540d\u5355\u4e2d \u2192 \u8fd4\u56de\u5207\u5206\u6a21\u677f<\/li>\n
  • \u5982\u679c\u503c\u4e0d\u5728\u767d\u540d\u5355 \u2192 \u8fd4\u56de\u9519\u8bef（\u9632\u6b62\u975e\u6cd5\u5207\u5206\u53c2\u6570）<\/li>\n
  • \u5982\u679c\u73af\u5883\u53d8\u91cf\u4e0d\u5b58\u5728 \u2192 \u8fd4\u56de\u7a7a\u5b57\u7b26\u4e32（\u975e\u865a\u62df\u6a21\u5f0f）<\/li>\n

    \u8bbe\u8ba1\u610f\u56fe：\u4e25\u683c\u7684\u767d\u540d\u5355\u6821\u9a8c，\u9632\u6b62\u7528\u6237\u4f20\u5165\u975e\u6cd5\u5207\u5206\u53c2\u6570\u5bfc\u81f4\u9a71\u52a8\u5f02\u5e38\u3002<\/p>\n

    \n

    \u4e09\u3001dcmi.go \u9010\u884c\u89e3\u6790（360\u884c）<\/h3>\n

    3.1 \u5e38\u91cf\u5b9a\u4e49<\/h4>\n

    const<\/span> (<\/span>
    \n retError =<\/span> –<\/span>1<\/span>
    \n hiAIMaxCardNum =<\/span> 64<\/span> \/\/ \u6700\u5927\u5361\u6570<\/span>
    \n hiAIMaxCardID =<\/span> math.<\/span>MaxInt32 \/\/ \u5361ID\u4e0a\u9650<\/span>
    \n hiAIMaxDeviceID =<\/span> math.<\/span>MaxInt32 \/\/ \u8bbe\u5907ID\u4e0a\u9650<\/span>
    \n hiAIMaxDeviceNum =<\/span> 4<\/span> \/\/ \u6bcf\u5361\u6700\u5927\u8bbe\u5907\u6570<\/span>
    \n maxChipNameLen =<\/span> 32<\/span> \/\/ \u82af\u7247\u540d\u6700\u5927\u957f\u5ea6<\/span>
    \n productTypeLen =<\/span> 64<\/span> \/\/ \u4ea7\u54c1\u7c7b\u578b\u6700\u5927\u957f\u5ea6<\/span>
    \n notSupportCode =<\/span> –<\/span>8255<\/span> \/\/ "\u4e0d\u652f\u6301"\u9519\u8bef\u7801<\/span>
    \n coreNumLen =<\/span> 32<\/span> \/\/ \u5207\u5206\u6a21\u677f\u540d\u6700\u5927\u957f\u5ea6<\/span>
    \n vfgID =<\/span> 4294967295<\/span> \/\/ \u865a\u62df\u7ec4ID\u9ed8\u8ba4\u503c(0xFFFFFFFF)<\/span>
    \n notSupportString =<\/span> "[not support]"<\/span>
    \n)<\/span><\/p>\n\n\u5e38\u91cf\u503c\u7528\u9014<\/tr>\n\n\n\n\n\n\n
    hiAIMaxCardNum<\/td>\n64<\/td>\n\u7cfb\u7edf\u6700\u591a\u652f\u630164\u5f20NPU\u5361<\/td>\n<\/tr>\n
    hiAIMaxDeviceNum<\/td>\n4<\/td>\n\u6bcf\u5f20\u5361\u6700\u591a4\u4e2a\u82af\u7247<\/td>\n<\/tr>\n
    maxChipNameLen<\/td>\n32<\/td>\nC\u7ed3\u6784\u4f53\u4e2d\u82af\u7247\u540d\u5b57\u6bb5\u957f\u5ea6<\/td>\n<\/tr>\n
    vfgID<\/td>\n0xFFFFFFFF<\/td>\n\u865a\u62df\u529f\u80fd\u7ec4ID，\u9ed8\u8ba4\u81ea\u52a8\u5206\u914d<\/td>\n<\/tr>\n
    notSupportCode<\/td>\n-8255<\/td>\nDCMI\u5e93\u8fd4\u56de\u7684"\u4e0d\u652f\u6301"\u9519\u8bef\u7801<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

    3.2 managerList \u2014 Worker\u6ce8\u518c\u8868<\/h4>\n

    var<\/span> managerList =<\/span> [<\/span>]<\/span>WorkerInterface{<\/span>
    \n &<\/span>NpuV1Worker{<\/span>DcMgr:<\/span> &<\/span>DcV1Manager{<\/span>}<\/span>}<\/span>,<\/span>
    \n &<\/span>NpuV2Worker{<\/span>DcMgr:<\/span> &<\/span>DcV2Manager{<\/span>}<\/span>}<\/span>,<\/span>
    \n}<\/span><\/p>\n

    \u8bbe\u8ba1\u610f\u56fe：\u5168\u5c40Worker\u5217\u8868，V1\u5728\u524dV2\u5728\u540e\u3002GetMatchingNpuWorker \u6309\u987a\u5e8f\u5c1d\u8bd5\u521d\u59cb\u5316，\u7b2c\u4e00\u4e2a\u6210\u529f\u7684\u5373\u4e3a\u5339\u914d\u7684\u9a71\u52a8\u7248\u672c\u3002<\/p>\n

    3.3 ChipInfo \u7ed3\u6784\u4f53<\/h4>\n

    type<\/span> ChipInfo struct<\/span> {<\/span>
    \n Type string<\/span> `json:"chip_type"`<\/span>
    \n Name string<\/span> `json:"chip_name"`<\/span>
    \n Version string<\/span> `json:"chip_version"`<\/span>
    \n}<\/span><\/p>\n

      \n
    • \u4eceC\u7ed3\u6784\u4f53 DcmiChipInfo \u8f6c\u6362\u800c\u6765<\/li>\n
    • Name \u7528\u4e8e\u5224\u65ad\u82af\u7247\u7c7b\u578b（\u5982"Ascend910A"\u2192Ascend910）<\/li>\n<\/ul>\n

      3.4 \u9a71\u52a8\u63a5\u53e3\u5b9a\u4e49<\/h4>\n

      type<\/span> DcDriverV1Interface interface<\/span> {<\/span>
      \n DcInitialize<\/span>(<\/span>)<\/span> error<\/span>
      \n DcShutDown<\/span>(<\/span>)<\/span>
      \n DcGetCardList<\/span>(<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> [<\/span>]<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n DcGetDeviceNumInCard<\/span>(<\/span>cardID int32<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n DcGetDeviceLogicID<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n DcGetProductType<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span>
      \n DcCreateVDevice<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n DcDestroyVDevice<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>,<\/span> vDevID int32<\/span>)<\/span> error<\/span>
      \n DcGetChipInfo<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>)<\/span> (<\/span>*<\/span>ChipInfo,<\/span> error<\/span>)<\/span>
      \n DcGetDeviceLogicidFromPhyid<\/span>(<\/span>phyID int32<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n}<\/span><\/p>\n

      type<\/span> DcDriverV2Interface interface<\/span> {<\/span>
      \n DcInitialize<\/span>(<\/span>)<\/span> error<\/span>
      \n DcShutDown<\/span>(<\/span>)<\/span>
      \n DcCreateVDevice<\/span>(<\/span>deviceID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n DcDestroyVDevice<\/span>(<\/span>deviceID int32<\/span>,<\/span> vDevID int32<\/span>)<\/span> error<\/span>
      \n DcGetChipInfo<\/span>(<\/span>deviceID int32<\/span>)<\/span> (<\/span>*<\/span>ChipInfo,<\/span> error<\/span>)<\/span>
      \n DcGetDeviceList<\/span>(<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> [<\/span>]<\/span>int32<\/span>,<\/span> error<\/span>)<\/span>
      \n}<\/span><\/p>\n

      V1 vs V2 \u63a5\u53e3\u5dee\u5f02：<\/p>\n\n\u5dee\u5f02\u70b9V1V2<\/tr>\n\n\n\n\n\n\n
      \u8bbe\u5907\u5bfb\u5740<\/td>\ncardID + deviceID \u4e8c\u7ea7\u5bfb\u5740<\/td>\ndeviceID \u4e00\u7ea7\u5bfb\u5740<\/td>\n<\/tr>\n
      \u5361\u5217\u8868<\/td>\nDcGetCardList \u2192 \u6bcf\u5361DcGetDeviceNumInCard<\/td>\nDcGetDeviceList \u76f4\u63a5\u83b7\u53d6\u6240\u6709\u8bbe\u5907<\/td>\n<\/tr>\n
      \u4ea7\u54c1\u7c7b\u578b<\/td>\n\u652f\u6301 DcGetProductType<\/td>\n\u4e0d\u652f\u6301（\u8fd4\u56de"[not support]"）<\/td>\n<\/tr>\n
      \u7269\u7406ID\u8f6c\u6362<\/td>\nDcGetDeviceLogicidFromPhyid<\/td>\n\u4e0d\u9700\u8981（\u76f4\u63a5\u7528deviceID）<\/td>\n<\/tr>\n
      \u865a\u62df\u8bbe\u5907<\/td>\n\u652f\u6301<\/td>\n\u4e0d\u652f\u6301（\u8fd4\u56de\u9519\u8bef）<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n

      3.5 GetMatchingNpuWorker \u2014 \u5de5\u5382\u51fd\u6570<\/h4>\n

      func<\/span> GetMatchingNpuWorker<\/span>(<\/span>)<\/span> (<\/span>WorkerInterface,<\/span> error<\/span>)<\/span> {<\/span>
      \n for<\/span> _<\/span>,<\/span> manager :=<\/span> range<\/span> managerList {<\/span>
      \n err :=<\/span> manager.<\/span>Initialize<\/span>(<\/span>)<\/span>
      \n if<\/span> err ==<\/span> nil<\/span> {<\/span>
      \n manager.<\/span>ShutDown<\/span>(<\/span>)<\/span>
      \n hwlog.<\/span>RunLog.<\/span>Infof<\/span>(<\/span>"worker type: %T"<\/span>,<\/span> manager)<\/span>
      \n return<\/span> manager,<\/span> nil<\/span>
      \n }<\/span>
      \n }<\/span>
      \n return<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"failed to find a valid manager"<\/span>)<\/span>
      \n}<\/span><\/p>\n

      \u9010\u884c\u89e3\u6790：<\/p>\n

    • \u904d\u5386managerList：\u5148\u5c1d\u8bd5V1，\u518d\u5c1d\u8bd5V2<\/li>\n
    • \u8c03\u7528 Initialize() \u5c1d\u8bd5\u521d\u59cb\u5316dcmi\u5e93<\/li>\n
    • \u5982\u679c\u6210\u529f \u2192 \u7acb\u5373 ShutDown()（\u56e0\u4e3a\u53ea\u662f\u63a2\u6d4b，\u5b9e\u9645\u4f7f\u7528\u65f6\u4f1a\u91cd\u65b0\u521d\u59cb\u5316）<\/li>\n
    • \u8fd4\u56de\u5339\u914d\u7684Worker<\/li>\n
    • \u5982\u679c\u90fd\u5931\u8d25 \u2192 \u8fd4\u56de\u9519\u8bef<\/li>\n

      \u8bbe\u8ba1\u610f\u56fe：V1\u8c03\u7528 DcmiInit()，V2\u8c03\u7528 DcmiV2Init()\u3002\u5728\u65b0\u7248\u786c\u4ef6\u4e0a\u8c03\u7528V1\u521d\u59cb\u5316\u4f1a\u5931\u8d25，\u53cd\u4e4b\u4ea6\u7136\u3002\u5229\u7528\u8fd9\u4e2a\u7279\u6027\u6765\u81ea\u52a8\u68c0\u6d4b\u9a71\u52a8\u7248\u672c\u3002<\/p>\n

      #mermaid-svg-VYcE0T9MJNGyD0Jd{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-VYcE0T9MJNGyD0Jd .error-icon{fill:#552222;}#mermaid-svg-VYcE0T9MJNGyD0Jd .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-VYcE0T9MJNGyD0Jd .marker{fill:#333333;stroke:#333333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .marker.cross{stroke:#333333;}#mermaid-svg-VYcE0T9MJNGyD0Jd svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-VYcE0T9MJNGyD0Jd p{margin:0;}#mermaid-svg-VYcE0T9MJNGyD0Jd .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster-label text{fill:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster-label span{color:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster-label span p{background-color:transparent;}#mermaid-svg-VYcE0T9MJNGyD0Jd .label text,#mermaid-svg-VYcE0T9MJNGyD0Jd span{fill:#333;color:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .node rect,#mermaid-svg-VYcE0T9MJNGyD0Jd .node circle,#mermaid-svg-VYcE0T9MJNGyD0Jd .node ellipse,#mermaid-svg-VYcE0T9MJNGyD0Jd .node polygon,#mermaid-svg-VYcE0T9MJNGyD0Jd .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .rough-node .label text,#mermaid-svg-VYcE0T9MJNGyD0Jd .node .label text,#mermaid-svg-VYcE0T9MJNGyD0Jd .image-shape .label,#mermaid-svg-VYcE0T9MJNGyD0Jd .icon-shape .label{text-anchor:middle;}#mermaid-svg-VYcE0T9MJNGyD0Jd .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .rough-node .label,#mermaid-svg-VYcE0T9MJNGyD0Jd .node .label,#mermaid-svg-VYcE0T9MJNGyD0Jd .image-shape .label,#mermaid-svg-VYcE0T9MJNGyD0Jd .icon-shape .label{text-align:center;}#mermaid-svg-VYcE0T9MJNGyD0Jd .node.clickable{cursor:pointer;}#mermaid-svg-VYcE0T9MJNGyD0Jd .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .arrowheadPath{fill:#333333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-VYcE0T9MJNGyD0Jd .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-VYcE0T9MJNGyD0Jd .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-VYcE0T9MJNGyD0Jd .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster text{fill:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd .cluster span{color:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-VYcE0T9MJNGyD0Jd .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-VYcE0T9MJNGyD0Jd rect.text{fill:none;stroke-width:0;}#mermaid-svg-VYcE0T9MJNGyD0Jd .icon-shape,#mermaid-svg-VYcE0T9MJNGyD0Jd .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-VYcE0T9MJNGyD0Jd .icon-shape p,#mermaid-svg-VYcE0T9MJNGyD0Jd .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-VYcE0T9MJNGyD0Jd .icon-shape .label rect,#mermaid-svg-VYcE0T9MJNGyD0Jd .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-VYcE0T9MJNGyD0Jd .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-VYcE0T9MJNGyD0Jd .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-VYcE0T9MJNGyD0Jd :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/span><\/span><\/p>\n

      \u662f<\/p>\n

      <\/span><\/span><\/p>\n

      \u5426<\/p>\n

      <\/span><\/span><\/p>\n

      \u662f<\/p>\n

      <\/span><\/span><\/p>\n

      \u5426<\/p>\n

      <\/span><\/p>\n

      GetMatchingNpuWorker<\/p>\n

      <\/span><\/p>\n

      \u5c1d\u8bd5NpuV1Worker.Initialize<\/p>\n

      <\/span><\/p>\n

      DcmiInit\u6210\u529f?<\/p>\n

      <\/span><\/p>\n

      ShutDown\u5173\u95ed\u63a2\u6d4b\u8fde\u63a5<\/p>\n

      <\/span><\/p>\n

      \u8fd4\u56deNpuV1Worker<\/p>\n

      <\/span><\/p>\n

      \u5c1d\u8bd5NpuV2Worker.Initialize<\/p>\n

      <\/span><\/p>\n

      DcmiV2Init\u6210\u529f?<\/p>\n

      <\/span><\/p>\n

      ShutDown<\/p>\n

      <\/span><\/p>\n

      \u8fd4\u56deNpuV2Worker<\/p>\n

      <\/span><\/p>\n

      \u8fd4\u56de\u9519\u8beffailed to find valid manager<\/p>\n

      <\/span><\/p>\n

      3.6 NpuV1Worker.FindDevice \u2014 \u7269\u7406ID\u5230\u5361\/\u8bbe\u5907\u6620\u5c04<\/h4>\n

      func<\/span> (<\/span>w *<\/span>NpuV1Worker)<\/span> FindDevice<\/span>(<\/span>visibleDevice int32<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> int32<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
      \n targetLogicID,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetDeviceLogicidFromPhyid<\/span>(<\/span>visibleDevice)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot convert phy id to logic id, err: %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n _<\/span>,<\/span> cardList,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetCardList<\/span>(<\/span>)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get card list err : %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n targetDeviceID,<\/span> targetCardID :=<\/span> int32<\/span>(<\/span>math.<\/span>MaxInt32)<\/span>,<\/span> int32<\/span>(<\/span>math.<\/span>MaxInt32)<\/span>
      \n for<\/span> _<\/span>,<\/span> cardID :=<\/span> range<\/span> cardList {<\/span>
      \n deviceCount,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetDeviceNumInCard<\/span>(<\/span>cardID)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot get device num in card : %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n for<\/span> deviceID :=<\/span> int32<\/span>(<\/span>0<\/span>)<\/span>;<\/span> deviceID <<\/span> deviceCount;<\/span> deviceID++<\/span> {<\/span>
      \n logicID,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetDeviceLogicID<\/span>(<\/span>cardID,<\/span> deviceID)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> 0<\/span>,<\/span> 0<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot get logic id : %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n if<\/span> logicID ==<\/span> targetLogicID {<\/span>
      \n targetCardID,<\/span> targetDeviceID =<\/span> cardID,<\/span> deviceID
      \n }<\/span>
      \n }<\/span>
      \n }<\/span>
      \n return<\/span> targetDeviceID,<\/span> targetCardID,<\/span> nil<\/span>
      \n}<\/span><\/p>\n

      \u9010\u884c\u89e3\u6790：<\/p>\n

    • \u5c06\u7269\u7406ID（\u7528\u6237\u6307\u5b9a\u7684visibleDevice）\u8f6c\u6362\u4e3a\u903b\u8f91ID<\/li>\n
    • \u83b7\u53d6\u6240\u6709\u5361\u7684\u5217\u8868<\/li>\n
    • \u53cc\u5c42\u904d\u5386：\u904d\u5386\u6bcf\u5f20\u5361，\u904d\u5386\u5361\u5185\u6bcf\u4e2a\u8bbe\u5907<\/li>\n
    • \u5bf9\u6bcf\u4e2a\u8bbe\u5907\u83b7\u53d6\u5176\u903b\u8f91ID<\/li>\n
    • \u5982\u679c\u903b\u8f91ID\u5339\u914d\u76ee\u6807 \u2192 \u8bb0\u5f55cardID\u548cdeviceID<\/li>\n
    • \u8fd4\u56de\u627e\u5230\u7684deviceID\u548ccardID<\/li>\n

      \u8bbe\u8ba1\u610f\u56fe：V1\u9a71\u52a8\u4f7f\u7528"\u7269\u7406ID"\u4f5c\u4e3a\u7528\u6237\u63a5\u53e3（\u5982ASCEND_VISIBLE_DEVICES=0），\u4f46\u5185\u90e8\u64cd\u4f5c\u9700\u8981cardID+deviceID\u4e8c\u7ef4\u5750\u6807\u3002\u6b64\u51fd\u6570\u5b8c\u6210\u8fd9\u4e2a\u6620\u5c04\u3002<\/p>\n

      #mermaid-svg-OFtCmAwrmgWmqUML{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-OFtCmAwrmgWmqUML .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-OFtCmAwrmgWmqUML .error-icon{fill:#552222;}#mermaid-svg-OFtCmAwrmgWmqUML .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-OFtCmAwrmgWmqUML .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-OFtCmAwrmgWmqUML .marker{fill:#333333;stroke:#333333;}#mermaid-svg-OFtCmAwrmgWmqUML .marker.cross{stroke:#333333;}#mermaid-svg-OFtCmAwrmgWmqUML svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-OFtCmAwrmgWmqUML p{margin:0;}#mermaid-svg-OFtCmAwrmgWmqUML .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-OFtCmAwrmgWmqUML .cluster-label text{fill:#333;}#mermaid-svg-OFtCmAwrmgWmqUML .cluster-label span{color:#333;}#mermaid-svg-OFtCmAwrmgWmqUML .cluster-label span p{background-color:transparent;}#mermaid-svg-OFtCmAwrmgWmqUML .label text,#mermaid-svg-OFtCmAwrmgWmqUML span{fill:#333;color:#333;}#mermaid-svg-OFtCmAwrmgWmqUML .node rect,#mermaid-svg-OFtCmAwrmgWmqUML .node circle,#mermaid-svg-OFtCmAwrmgWmqUML .node ellipse,#mermaid-svg-OFtCmAwrmgWmqUML .node polygon,#mermaid-svg-OFtCmAwrmgWmqUML .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-OFtCmAwrmgWmqUML .rough-node .label text,#mermaid-svg-OFtCmAwrmgWmqUML .node .label text,#mermaid-svg-OFtCmAwrmgWmqUML .image-shape .label,#mermaid-svg-OFtCmAwrmgWmqUML .icon-shape .label{text-anchor:middle;}#mermaid-svg-OFtCmAwrmgWmqUML .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-OFtCmAwrmgWmqUML .rough-node .label,#mermaid-svg-OFtCmAwrmgWmqUML .node .label,#mermaid-svg-OFtCmAwrmgWmqUML .image-shape .label,#mermaid-svg-OFtCmAwrmgWmqUML .icon-shape .label{text-align:center;}#mermaid-svg-OFtCmAwrmgWmqUML .node.clickable{cursor:pointer;}#mermaid-svg-OFtCmAwrmgWmqUML .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-OFtCmAwrmgWmqUML .arrowheadPath{fill:#333333;}#mermaid-svg-OFtCmAwrmgWmqUML .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-OFtCmAwrmgWmqUML .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-OFtCmAwrmgWmqUML .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-OFtCmAwrmgWmqUML .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-OFtCmAwrmgWmqUML .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-OFtCmAwrmgWmqUML .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-OFtCmAwrmgWmqUML .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-OFtCmAwrmgWmqUML .cluster text{fill:#333;}#mermaid-svg-OFtCmAwrmgWmqUML .cluster span{color:#333;}#mermaid-svg-OFtCmAwrmgWmqUML div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-OFtCmAwrmgWmqUML .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-OFtCmAwrmgWmqUML rect.text{fill:none;stroke-width:0;}#mermaid-svg-OFtCmAwrmgWmqUML .icon-shape,#mermaid-svg-OFtCmAwrmgWmqUML .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-OFtCmAwrmgWmqUML .icon-shape p,#mermaid-svg-OFtCmAwrmgWmqUML .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-OFtCmAwrmgWmqUML .icon-shape .label rect,#mermaid-svg-OFtCmAwrmgWmqUML .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-OFtCmAwrmgWmqUML .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-OFtCmAwrmgWmqUML .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-OFtCmAwrmgWmqUML :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/span><\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n

      \u662f<\/p>\n

      <\/span><\/p>\n

      \u5426<\/p>\n

      <\/span><\/span><\/p>\n

      \u662f<\/p>\n

      <\/span><\/p>\n

      \u5426<\/p>\n

      <\/span><\/p>\n

      \u662f<\/p>\n

      <\/span><\/p>\n

      \u5426<\/p>\n

      <\/span><\/p>\n

      FindDevicevisibleDevice=0<\/p>\n

      <\/span><\/p>\n

      DcGetDeviceLogicidFromPhyid\u7269\u7406ID\u2192\u903b\u8f91ID<\/p>\n

      <\/span><\/p>\n

      DcGetCardList\u83b7\u53d6\u6240\u6709\u5361ID<\/p>\n

      <\/span><\/p>\n

      \u904d\u5386\u6bcf\u5f20\u5361<\/p>\n

      <\/span><\/p>\n

      DcGetDeviceNumInCard\u83b7\u53d6\u5361\u5185\u8bbe\u5907\u6570<\/p>\n

      <\/span><\/p>\n

      \u904d\u5386\u5361\u5185\u6bcf\u4e2a\u8bbe\u5907<\/p>\n

      <\/span><\/p>\n

      DcGetDeviceLogicID\u83b7\u53d6\u8bbe\u5907\u7684\u903b\u8f91ID<\/p>\n

      <\/span><\/p>\n

      \u903b\u8f91ID == \u76ee\u6807?<\/p>\n

      <\/span><\/p>\n

      \u8bb0\u5f55cardID\u548cdeviceID<\/p>\n

      <\/span><\/p>\n

      \u8fd8\u6709\u66f4\u591a\u8bbe\u5907?<\/p>\n

      <\/span><\/p>\n

      \u8fd8\u6709\u66f4\u591a\u5361?<\/p>\n

      <\/span><\/p>\n

      \u8fd4\u56dedeviceID, cardID<\/p>\n

      <\/span><\/p>\n

      3.7 NpuV1Worker.GetChipName<\/h4>\n

      func<\/span> (<\/span>w *<\/span>NpuV1Worker)<\/span> GetChipName<\/span>(<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
      \n invalidName :=<\/span> ""<\/span><\/p>\n

      if<\/span> err :=<\/span> w.<\/span>Initialize<\/span>(<\/span>)<\/span>;<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> invalidName,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot init dcmi : %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n defer<\/span> w.<\/span>ShutDown<\/span>(<\/span>)<\/span><\/p>\n

      cardNum,<\/span> cardList,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetCardList<\/span>(<\/span>)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> invalidName,<\/span> err
      \n }<\/span>
      \n if<\/span> cardNum ==<\/span> 0<\/span> {<\/span>
      \n return<\/span> invalidName,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get chip info failed, no card found"<\/span>)<\/span>
      \n }<\/span><\/p>\n

      for<\/span> _<\/span>,<\/span> cardID :=<\/span> range<\/span> cardList {<\/span>
      \n devNum,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetDeviceNumInCard<\/span>(<\/span>cardID)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> ||<\/span> devNum ==<\/span> 0<\/span> {<\/span>
      \n continue<\/span>
      \n }<\/span>
      \n for<\/span> devID :=<\/span> int32<\/span>(<\/span>0<\/span>)<\/span>;<\/span> devID <<\/span> devNum;<\/span> devID++<\/span> {<\/span>
      \n chipInfo,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcGetChipInfo<\/span>(<\/span>cardID,<\/span> devID)<\/span>
      \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n continue<\/span>
      \n }<\/span>
      \n if<\/span> !<\/span>isValidChipInfo<\/span>(<\/span>chipInfo)<\/span> {<\/span>
      \n continue<\/span>
      \n }<\/span>
      \n return<\/span> (<\/span>*<\/span>chipInfo)<\/span>.<\/span>Name,<\/span> nil<\/span>
      \n }<\/span>
      \n }<\/span><\/p>\n

      return<\/span> invalidName,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot get valid chip info"<\/span>)<\/span>
      \n}<\/span><\/p>\n

      \u6267\u884c\u6d41\u7a0b：<\/p>\n

    • \u521d\u59cb\u5316dcmi \u2192 \u83b7\u53d6\u5361\u5217\u8868 \u2192 \u904d\u5386\u5361 \u2192 \u904d\u5386\u8bbe\u5907 \u2192 \u83b7\u53d6\u82af\u7247\u4fe1\u606f \u2192 \u8fd4\u56de\u7b2c\u4e00\u4e2a\u6709\u6548\u82af\u7247\u540d<\/li>\n
    • \u5bb9\u9519\u7b56\u7565：\u4efb\u4f55\u5355\u6b65\u5931\u8d25\u90fdcontinue\u8df3\u8fc7，\u7ee7\u7eed\u5c1d\u8bd5\u4e0b\u4e00\u4e2a\u8bbe\u5907<\/li>\n
    • defer\u786e\u4fdd\u5173\u95eddcmi\u8fde\u63a5<\/li>\n

      \u8bbe\u8ba1\u610f\u56fe：\u53ea\u9700\u8981\u83b7\u53d6\u4efb\u610f\u4e00\u4e2a\u6709\u6548\u82af\u7247\u7684\u540d\u79f0\u5373\u53ef\u786e\u5b9a\u6574\u4e2a\u7cfb\u7edf\u7684\u82af\u7247\u7c7b\u578b（\u5047\u8bbe\u540c\u4e00\u673a\u5668\u4e0a\u82af\u7247\u7c7b\u578b\u4e00\u81f4）\u3002<\/p>\n

      3.8 NpuV2Worker.GetChipName<\/h4>\n

      func<\/span> (<\/span>a *<\/span>NpuV2Worker)<\/span> GetChipName<\/span>(<\/span>)<\/span> (<\/span>string<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
      \n invalidName :=<\/span> ""<\/span><\/p>\n

      if<\/span> err :=<\/span> a.<\/span>Initialize<\/span>(<\/span>)<\/span>;<\/span> err !=<\/span> nil<\/span> {<\/span>
      \n return<\/span> invalidName,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot init dcmi : %v"<\/span>,<\/span> err)<\/span>
      \n }<\/span>
      \n defer<\/span> a.<\/span>ShutDown<\/span>(<\/span>)<\/span><\/p>\n

      deviceNum,<\/span> deviceList,<\/span> err :=<\/span> a.<\/span>DcMgr.<\/span>DcGetDeviceList<\/span>(<\/span>)<\/span>
      \n \/\/ …<\/span>
      \n for<\/span> _<\/span>,<\/span> devID :=<\/span> range<\/span> deviceList {<\/span>
      \n chipInfo,<\/span> err :=<\/span> a.<\/span>DcMgr.<\/span>DcGetChipInfo<\/span>(<\/span>devID)<\/span>
      \n \/\/ …<\/span>
      \n return<\/span> (<\/span>*<\/span>chipInfo)<\/span>.<\/span>Name,<\/span> nil<\/span>
      \n }<\/span>
      \n return<\/span> invalidName,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cannot get valid chip info"<\/span>)<\/span>
      \n}<\/span><\/p>\n

      \u4e0eV1\u7684\u533a\u522b：<\/p>\n

        \n
      • V1：\u5361\u5217\u8868\u2192\u6bcf\u5361\u8bbe\u5907\u6570\u2192\u904d\u5386cardID+deviceID<\/li>\n
      • V2：\u76f4\u63a5\u83b7\u53d6\u8bbe\u5907\u5217\u8868\u2192\u904d\u5386deviceID<\/li>\n<\/ul>\n

        3.9 NpuV1Worker.CreateVDevice<\/h4>\n

        func<\/span> (<\/span>w *<\/span>NpuV1Worker)<\/span> CreateVDevice<\/span>(<\/span>uniqueID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>VDeviceInfo,<\/span> error<\/span>)<\/span> {<\/span>
        \n deviceID,<\/span> cardID,<\/span> err :=<\/span> w.<\/span>FindDevice<\/span>(<\/span>uniqueID)<\/span>
        \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
        \n return<\/span> VDeviceInfo{<\/span>CardID:<\/span> –<\/span>1<\/span>,<\/span> DeviceID:<\/span> –<\/span>1<\/span>,<\/span> VdeviceID:<\/span> –<\/span>1<\/span>}<\/span>,<\/span> err
        \n }<\/span>
        \n vdevId,<\/span> err :=<\/span> w.<\/span>DcMgr.<\/span>DcCreateVDevice<\/span>(<\/span>cardID,<\/span> deviceID,<\/span> coreNum)<\/span>
        \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
        \n return<\/span> VDeviceInfo{<\/span>CardID:<\/span> –<\/span>1<\/span>,<\/span> DeviceID:<\/span> –<\/span>1<\/span>,<\/span> VdeviceID:<\/span> math.<\/span>MaxInt32}<\/span>,<\/span> err
        \n }<\/span>
        \n if<\/span> vdevId ><\/span> math.<\/span>MaxInt32 {<\/span>
        \n return<\/span> VDeviceInfo{<\/span>CardID:<\/span> cardID,<\/span> DeviceID:<\/span> deviceID,<\/span> VdeviceID:<\/span> math.<\/span>MaxInt32}<\/span>,<\/span>
        \n fmt.<\/span>Errorf<\/span>(<\/span>"create virtual device failed, vdeviceId too large"<\/span>)<\/span>
        \n }<\/span>
        \n return<\/span> VDeviceInfo{<\/span>CardID:<\/span> cardID,<\/span> DeviceID:<\/span> deviceID,<\/span> VdeviceID:<\/span> int32<\/span>(<\/span>vdevId)<\/span>}<\/span>,<\/span> nil<\/span>
        \n}<\/span><\/p>\n

        \u9010\u884c\u89e3\u6790：<\/p>\n

      • FindDevice \u2014 \u5c06\u7269\u7406ID\u8f6c\u6362\u4e3acardID+deviceID<\/li>\n
      • DcCreateVDevice \u2014 \u8c03\u7528CGO\u521b\u5efa\u865a\u62df\u8bbe\u5907<\/li>\n
      • \u6ea2\u51fa\u68c0\u67e5：vdevId > math.MaxInt32<\/li>\n
      • \u8fd4\u56de\u5b8c\u6574\u7684VDeviceInfo<\/li>\n

        3.10 NpuV2Worker.CreateVDevice<\/h4>\n

        func<\/span> (<\/span>a *<\/span>NpuV2Worker)<\/span> CreateVDevice<\/span>(<\/span>uniqueID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>VDeviceInfo,<\/span> error<\/span>)<\/span> {<\/span>
        \n vdevId,<\/span> err :=<\/span> a.<\/span>DcMgr.<\/span>DcCreateVDevice<\/span>(<\/span>uniqueID,<\/span> coreNum)<\/span>
        \n if<\/span> err !=<\/span> nil<\/span> {<\/span>
        \n return<\/span> VDeviceInfo{<\/span>
        \n CardID:<\/span> –<\/span>1<\/span>,<\/span>
        \n DeviceID:<\/span> –<\/span>1<\/span>,<\/span>
        \n VdeviceID:<\/span> –<\/span>1<\/span>,<\/span>
        \n }<\/span>,<\/span> err
        \n }<\/span>
        \n return<\/span> VDeviceInfo{<\/span>VdeviceID:<\/span> vdevId}<\/span>,<\/span> nil<\/span>
        \n}<\/span><\/p>\n

        \u6ce8\u610f：V2\u7684 DcCreateVDevice \u5b9e\u9645\u8fd4\u56de\u9519\u8bef（\u201cascend 950 not support virtual device\u201d），\u6240\u4ee5\u8fd9\u6bb5\u4ee3\u7801\u5728\u5f53\u524d\u7248\u672c\u5b9e\u9645\u4e0a\u4e0d\u4f1a\u6210\u529f\u6267\u884c\u3002<\/p>\n

        \n

        \u56db\u3001dcManager.go \u9010\u884c\u89e3\u6790（294\u884c）<\/h3>\n

        4.1 CGO\u5bfc\u5165<\/h4>\n

        \/\/ #cgo LDFLAGS: -ldl<\/span>
        \n\/\/ #include "dcmi_interface_api.h"<\/span>
        \nimport<\/span> "C"<\/span><\/p>\n

          \n
        • LDFLAGS: -ldl \u2014 \u94fe\u63a5\u52a8\u6001\u52a0\u8f7d\u5e93（dlopen）<\/li>\n
        • #include "dcmi_interface_api.h" \u2014 DCMI C\u63a5\u53e3\u5934\u6587\u4ef6<\/li>\n
        • import "C" \u2014 Go\u7684CGO\u673a\u5236，\u5141\u8bb8\u8c03\u7528C\u51fd\u6570<\/li>\n<\/ul>\n

          4.2 DcV1Manager.DcInitialize<\/h4>\n

          func<\/span> (<\/span>d *<\/span>DcV1Manager)<\/span> DcInitialize<\/span>(<\/span>)<\/span> error<\/span> {<\/span>
          \n cDlPath :=<\/span> C.<\/span>CString<\/span>(<\/span>string<\/span>(<\/span>make<\/span>(<\/span>[<\/span>]<\/span>byte<\/span>,<\/span> int32<\/span>(<\/span>C.<\/span>PATH_MAX)<\/span>)<\/span>)<\/span>)<\/span>
          \n defer<\/span> C.<\/span>free<\/span>(<\/span>unsafe.<\/span>Pointer<\/span>(<\/span>cDlPath)<\/span>)<\/span>
          \n if<\/span> err :=<\/span> C.<\/span>DcmiInitDl<\/span>(<\/span>cDlPath)<\/span>;<\/span> err !=<\/span> C.<\/span>SUCCESS {<\/span>
          \n errInfo :=<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"dcmi lib load failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>err)<\/span>)<\/span>
          \n return<\/span> errInfo
          \n }<\/span>
          \n dlPath :=<\/span> C.<\/span>GoString<\/span>(<\/span>cDlPath)<\/span>
          \n if<\/span> _<\/span>,<\/span> err :=<\/span> mindxcheckutils.<\/span>RealFileChecker<\/span>(<\/span>dlPath,<\/span> true<\/span>,<\/span> false<\/span>,<\/span> mindxcheckutils.<\/span>DefaultSize)<\/span>;<\/span> err !=<\/span> nil<\/span> {<\/span>
          \n return<\/span> err
          \n }<\/span>
          \n if<\/span> err :=<\/span> C.<\/span>DcmiInit<\/span>(<\/span>)<\/span>;<\/span> err !=<\/span> C.<\/span>SUCCESS {<\/span>
          \n errInfo :=<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"dcmi init failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>err)<\/span>)<\/span>
          \n return<\/span> errInfo
          \n }<\/span>
          \n return<\/span> nil<\/span>
          \n}<\/span><\/p>\n

          \u9010\u884c\u89e3\u6790：<\/p>\n

        • make([]byte, C.PATH_MAX) \u2014 \u521b\u5efaPATH_MAX\u957f\u5ea6\u7684\u7a7a\u5b57\u8282\u5207\u7247<\/li>\n
        • C.CString \u2014 \u8f6c\u6362\u4e3aC\u5b57\u7b26\u4e32（\u7528\u4e8e\u63a5\u6536dcmi\u5e93\u8def\u5f84\u8f93\u51fa）<\/li>\n
        • C.DcmiInitDl(cDlPath) \u2014 \u52a8\u6001\u52a0\u8f7dlibdcmi.so（dlopen\u65b9\u5f0f），\u8def\u5f84\u901a\u8fc7cDlPath\u8fd4\u56de<\/li>\n
        • defer C.free \u2014 \u91ca\u653eC\u5b57\u7b26\u4e32\u5185\u5b58（\u9632\u5185\u5b58\u6cc4\u6f0f）<\/li>\n
        • C.GoString(cDlPath) \u2014 \u5c06C\u5b57\u7b26\u4e32\u8f6c\u56deGo\u5b57\u7b26\u4e32<\/li>\n
        • RealFileChecker \u2014 \u5b89\u5168\u6821\u9a8c\u52a0\u8f7d\u7684dcmi\u5e93\u6587\u4ef6<\/li>\n
        • C.DcmiInit() \u2014 \u521d\u59cb\u5316dcmi\u8bbe\u5907\u7ba1\u7406\u8fde\u63a5<\/li>\n

          \u8bbe\u8ba1\u610f\u56fe：\u4e24\u6b65\u521d\u59cb\u5316\u2014\u2014\u5148\u52a0\u8f7d\u52a8\u6001\u5e93（dlopen），\u518d\u521d\u59cb\u5316\u8bbe\u5907\u8fde\u63a5\u3002\u5b89\u5168\u6821\u9a8c\u786e\u4fdd\u52a0\u8f7d\u7684\u662f\u5408\u6cd5dcmi\u5e93\u3002<\/p>\n

          #mermaid-svg-tu8zhbbKHxJoZJTO{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-tu8zhbbKHxJoZJTO .error-icon{fill:#552222;}#mermaid-svg-tu8zhbbKHxJoZJTO .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-tu8zhbbKHxJoZJTO .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-tu8zhbbKHxJoZJTO .marker{fill:#333333;stroke:#333333;}#mermaid-svg-tu8zhbbKHxJoZJTO .marker.cross{stroke:#333333;}#mermaid-svg-tu8zhbbKHxJoZJTO svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-tu8zhbbKHxJoZJTO p{margin:0;}#mermaid-svg-tu8zhbbKHxJoZJTO .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster-label text{fill:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster-label span{color:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster-label span p{background-color:transparent;}#mermaid-svg-tu8zhbbKHxJoZJTO .label text,#mermaid-svg-tu8zhbbKHxJoZJTO span{fill:#333;color:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO .node rect,#mermaid-svg-tu8zhbbKHxJoZJTO .node circle,#mermaid-svg-tu8zhbbKHxJoZJTO .node ellipse,#mermaid-svg-tu8zhbbKHxJoZJTO .node polygon,#mermaid-svg-tu8zhbbKHxJoZJTO .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-tu8zhbbKHxJoZJTO .rough-node .label text,#mermaid-svg-tu8zhbbKHxJoZJTO .node .label text,#mermaid-svg-tu8zhbbKHxJoZJTO .image-shape .label,#mermaid-svg-tu8zhbbKHxJoZJTO .icon-shape .label{text-anchor:middle;}#mermaid-svg-tu8zhbbKHxJoZJTO .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-tu8zhbbKHxJoZJTO .rough-node .label,#mermaid-svg-tu8zhbbKHxJoZJTO .node .label,#mermaid-svg-tu8zhbbKHxJoZJTO .image-shape .label,#mermaid-svg-tu8zhbbKHxJoZJTO .icon-shape .label{text-align:center;}#mermaid-svg-tu8zhbbKHxJoZJTO .node.clickable{cursor:pointer;}#mermaid-svg-tu8zhbbKHxJoZJTO .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-tu8zhbbKHxJoZJTO .arrowheadPath{fill:#333333;}#mermaid-svg-tu8zhbbKHxJoZJTO .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-tu8zhbbKHxJoZJTO .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-tu8zhbbKHxJoZJTO .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-tu8zhbbKHxJoZJTO .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-tu8zhbbKHxJoZJTO .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-tu8zhbbKHxJoZJTO .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster text{fill:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO .cluster span{color:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-tu8zhbbKHxJoZJTO .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-tu8zhbbKHxJoZJTO rect.text{fill:none;stroke-width:0;}#mermaid-svg-tu8zhbbKHxJoZJTO .icon-shape,#mermaid-svg-tu8zhbbKHxJoZJTO .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-tu8zhbbKHxJoZJTO .icon-shape p,#mermaid-svg-tu8zhbbKHxJoZJTO .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-tu8zhbbKHxJoZJTO .icon-shape .label rect,#mermaid-svg-tu8zhbbKHxJoZJTO .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-tu8zhbbKHxJoZJTO .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-tu8zhbbKHxJoZJTO .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-tu8zhbbKHxJoZJTO :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/span><\/span><\/p>\n

          \u5931\u8d25<\/p>\n

          <\/span><\/p>\n

          \u6210\u529f<\/p>\n

          <\/span><\/span><\/p>\n

          \u4e0d\u901a\u8fc7<\/p>\n

          <\/span><\/p>\n

          \u901a\u8fc7<\/p>\n

          <\/span><\/p>\n

          \u5931\u8d25<\/p>\n

          <\/span><\/p>\n

          \u6210\u529f<\/p>\n

          <\/span><\/p>\n

          DcInitialize<\/p>\n

          <\/span><\/p>\n

          \u5206\u914dC\u5b57\u7b26\u4e32bufferPATH_MAX\u957f\u5ea6<\/p>\n

          <\/span><\/p>\n

          DcmiInitDldlopen\u52a0\u8f7dlibdcmi.so<\/p>\n

          <\/span><\/p>\n

          \u8fd4\u56de\u9519\u8befdcmi lib load failed<\/p>\n

          <\/span><\/p>\n

          \u83b7\u53d6\u5e93\u8def\u5f84C.GoString<\/p>\n

          <\/span><\/p>\n

          RealFileChecker\u5b89\u5168\u6821\u9a8c\u5e93\u6587\u4ef6<\/p>\n

          <\/span><\/p>\n

          \u8fd4\u56de\u9519\u8bef<\/p>\n

          <\/span><\/p>\n

          DcmiInit\u521d\u59cb\u5316\u8bbe\u5907\u8fde\u63a5<\/p>\n

          <\/span><\/p>\n

          \u8fd4\u56de\u9519\u8befdcmi init failed<\/p>\n

          <\/span><\/p>\n

          \u8fd4\u56denil<\/p>\n

          <\/span><\/p>\n

          4.3 DcV1Manager.DcGetCardList<\/h4>\n

          func<\/span> (<\/span>d *<\/span>DcV1Manager)<\/span> DcGetCardList<\/span>(<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> [<\/span>]<\/span>int32<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
          \n var<\/span> ids [<\/span>hiAIMaxCardNum]<\/span>C.<\/span>int<\/span>
          \n var<\/span> cNum C.<\/span>int<\/span>
          \n if<\/span> err :=<\/span> C.<\/span>DcmiGetCardNumList<\/span>(<\/span>&<\/span>cNum,<\/span> &<\/span>ids[<\/span>0<\/span>]<\/span>,<\/span> hiAIMaxCardNum)<\/span>;<\/span> err !=<\/span> 0<\/span> {<\/span>
          \n return<\/span> retError,<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get card list failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>err)<\/span>)<\/span>
          \n }<\/span>
          \n if<\/span> cNum <=<\/span> 0<\/span> ||<\/span> cNum ><\/span> hiAIMaxCardNum {<\/span>
          \n return<\/span> retError,<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get error card quantity: %d"<\/span>,<\/span> int32<\/span>(<\/span>cNum)<\/span>)<\/span>
          \n }<\/span>
          \n var<\/span> cardNum =<\/span> int32<\/span>(<\/span>cNum)<\/span>
          \n var<\/span> cardIDList [<\/span>]<\/span>int32<\/span>
          \n for<\/span> i :=<\/span> int32<\/span>(<\/span>0<\/span>)<\/span>;<\/span> i <<\/span> cardNum;<\/span> i++<\/span> {<\/span>
          \n cardID :=<\/span> int32<\/span>(<\/span>ids[<\/span>i]<\/span>)<\/span>
          \n if<\/span> cardID <<\/span> 0<\/span> {<\/span>
          \n continue<\/span>
          \n }<\/span>
          \n cardIDList =<\/span> append<\/span>(<\/span>cardIDList,<\/span> cardID)<\/span>
          \n }<\/span>
          \n return<\/span> cardNum,<\/span> cardIDList,<\/span> nil<\/span>
          \n}<\/span><\/p>\n

          \u9010\u884c\u89e3\u6790：<\/p>\n

        • \u58f0\u660eC\u6570\u7ec4 ids[64] \u548c\u6570\u91cf cNum<\/li>\n
        • C.DcmiGetCardNumList \u2014 C\u51fd\u6570\u586b\u5145\u5361\u6570\u91cf\u548c\u5361ID\u5217\u8868<\/li>\n
        • \u6821\u9a8c\u6570\u91cf：1 \u2264 cNum \u2264 64<\/li>\n
        • \u904d\u5386C\u6570\u7ec4，\u8fc7\u6ee4\u8d1f\u503c，\u8f6c\u4e3aGo\u7684[]int32<\/li>\n

          4.4 DcV1Manager.DcCreateVDevice<\/h4>\n

          func<\/span> (<\/span>d *<\/span>DcV1Manager)<\/span> DcCreateVDevice<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
          \n var<\/span> createInfo C.<\/span>struct_DcmiCreateVdevOut
          \n createInfo.<\/span>vdevId =<\/span> C.<\/span>uint<\/span>(<\/span>math.<\/span>MaxUint32)<\/span>
          \n var<\/span> deviceCreateStr C.<\/span>struct_DcmiCreateVdevResStru
          \n deviceCreateStr =<\/span> C.<\/span>struct_DcmiCreateVdevResStru{<\/span>
          \n vdevId:<\/span> C.<\/span>uint<\/span>(<\/span>vfgID)<\/span>,<\/span>
          \n vfgId:<\/span> C.<\/span>uint<\/span>(<\/span>vfgID)<\/span>,<\/span>
          \n }<\/span>
          \n deviceCreateStrArr :=<\/span> [<\/span>coreNumLen]<\/span>C.<\/span>char{<\/span>0<\/span>}<\/span>
          \n for<\/span> i :=<\/span> 0<\/span>;<\/span> i <<\/span> len<\/span>(<\/span>coreNum)<\/span>;<\/span> i++<\/span> {<\/span>
          \n if<\/span> i >=<\/span> coreNumLen {<\/span>
          \n return<\/span> math.<\/span>MaxInt32,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"wrong template"<\/span>)<\/span>
          \n }<\/span>
          \n deviceCreateStrArr[<\/span>i]<\/span> =<\/span> C.<\/span>char<\/span>(<\/span>coreNum[<\/span>i]<\/span>)<\/span>
          \n }<\/span>
          \n deviceCreateStr.<\/span>templateName =<\/span> deviceCreateStrArr
          \n ret :=<\/span> C.<\/span>DcmiCreateVdevice<\/span>(<\/span>C.<\/span>int<\/span>(<\/span>cardID)<\/span>,<\/span> C.<\/span>int<\/span>(<\/span>deviceID)<\/span>,<\/span> &<\/span>deviceCreateStr,<\/span> &<\/span>createInfo)<\/span>
          \n if<\/span> ret !=<\/span> 0<\/span> {<\/span>
          \n return<\/span> math.<\/span>MaxInt32,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"create virtual device failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>ret)<\/span>)<\/span>
          \n }<\/span>
          \n return<\/span> int32<\/span>(<\/span>createInfo.<\/span>vdevId)<\/span>,<\/span> nil<\/span>
          \n}<\/span><\/p>\n

          \u9010\u884c\u89e3\u6790：<\/p>\n

        • \u521b\u5efa\u8f93\u51fa\u7ed3\u6784\u4f53 DcmiCreateVdevOut，\u521d\u59cbvdevId\u8bbe\u4e3aMaxUint32（\u8868\u793a\u672a\u521b\u5efa）<\/li>\n
        • \u521b\u5efa\u8f93\u5165\u7ed3\u6784\u4f53 DcmiCreateVdevResStru，\u8bbe\u7f6evdevId\u548cvfgId\u4e3a\u9ed8\u8ba4\u503c(0xFFFFFFFF)<\/li>\n
        • \u5c06\u5207\u5206\u6a21\u677f\u540d（\u5982"vir04"）\u9010\u5b57\u8282\u590d\u5236\u5230C\u5b57\u7b26\u6570\u7ec4<\/li>\n
        • \u6a21\u677f\u540d\u957f\u5ea6\u6821\u9a8c（\u226432）<\/li>\n
        • \u8c03\u7528 C.DcmiCreateVdevice \u2014 CGO\u8c03\u7528\u521b\u5efa\u865a\u62df\u8bbe\u5907<\/li>\n
        • \u8fd4\u56de\u521b\u5efa\u7684vdevId<\/li>\n

          \u5173\u952e\u6570\u636e\u7ed3\u6784：<\/p>\n

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.dependency{fill:#333333!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #extensionStart,#mermaid-svg-Ls9qSzt4Ej6fTd78 .extension{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #extensionEnd,#mermaid-svg-Ls9qSzt4Ej6fTd78 .extension{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #aggregationStart,#mermaid-svg-Ls9qSzt4Ej6fTd78 .aggregation{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #aggregationEnd,#mermaid-svg-Ls9qSzt4Ej6fTd78 .aggregation{fill:transparent!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #lollipopStart,#mermaid-svg-Ls9qSzt4Ej6fTd78 .lollipop{fill:#ECECFF!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 #lollipopEnd,#mermaid-svg-Ls9qSzt4Ej6fTd78 .lollipop{fill:#ECECFF!important;stroke:#333333!important;stroke-width:1;}#mermaid-svg-Ls9qSzt4Ej6fTd78 .edgeTerminals{font-size:11px;line-height:initial;}#mermaid-svg-Ls9qSzt4Ej6fTd78 .classTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-Ls9qSzt4Ej6fTd78 .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-Ls9qSzt4Ej6fTd78 .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-Ls9qSzt4Ej6fTd78 :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

          \u8f93\u5165\u2192\u8f93\u51fa<\/p>\n

          <\/span><\/p>\n

          DcmiCreateVdevResStru<\/p>\n

          <\/span><\/p>\n

          +uint vdevId<\/p>\n

          <\/span><\/p>\n

          +uint vfgId<\/p>\n

          <\/span><\/p>\n

          +char[32] templateName "\u5207\u5206\u6a21\u677f\u540d\u5982vir04"<\/p>\n

          <\/span><\/p>\n

          DcmiCreateVdevOut<\/p>\n

          <\/span><\/p>\n

          +uint vdevId "\u521b\u5efa\u540e\u7684\u865a\u62df\u8bbe\u5907ID"<\/p>\n

          <\/span><\/p>\n

          4.5 DcV1Manager.DcGetChipInfo<\/h4>\n

          func<\/span> (<\/span>d *<\/span>DcV1Manager)<\/span> DcGetChipInfo<\/span>(<\/span>cardID,<\/span> deviceID int32<\/span>)<\/span> (<\/span>*<\/span>ChipInfo,<\/span> error<\/span>)<\/span> {<\/span>
          \n if<\/span> !<\/span>isValidCardIDAndDeviceID<\/span>(<\/span>cardID,<\/span> deviceID)<\/span> {<\/span>
          \n return<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"cardID(%d) or deviceID(%d) is invalid"<\/span>,<\/span> cardID,<\/span> deviceID)<\/span>
          \n }<\/span>
          \n var<\/span> chipInfo C.<\/span>struct_DcmiChipInfo
          \n if<\/span> rCode :=<\/span> C.<\/span>DcmiGetDeviceChipInfo<\/span>(<\/span>C.<\/span>int<\/span>(<\/span>cardID)<\/span>,<\/span> C.<\/span>int<\/span>(<\/span>deviceID)<\/span>,<\/span> &<\/span>chipInfo)<\/span>;<\/span> int32<\/span>(<\/span>rCode)<\/span> !=<\/span> 0<\/span> {<\/span>
          \n return<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get device ChipInfo information failed, …"<\/span>)<\/span>
          \n }<\/span><\/p>\n

          name :=<\/span> convertUCharToCharArr<\/span>(<\/span>chipInfo.<\/span>chipName)<\/span>
          \n cType :=<\/span> convertUCharToCharArr<\/span>(<\/span>chipInfo.<\/span>chipType)<\/span>
          \n ver :=<\/span> convertUCharToCharArr<\/span>(<\/span>chipInfo.<\/span>chipVer)<\/span><\/p>\n

          chip :=<\/span> &<\/span>ChipInfo{<\/span>
          \n Name:<\/span> string<\/span>(<\/span>name)<\/span>,<\/span>
          \n Type:<\/span> string<\/span>(<\/span>cType)<\/span>,<\/span>
          \n Version:<\/span> string<\/span>(<\/span>ver)<\/span>,<\/span>
          \n }<\/span>
          \n if<\/span> !<\/span>isValidChipInfo<\/span>(<\/span>chip)<\/span> {<\/span>
          \n return<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get device ChipInfo information failed, chip info is empty, …"<\/span>)<\/span>
          \n }<\/span><\/p>\n

          return<\/span> chip,<\/span> nil<\/span>
          \n}<\/span><\/p>\n

          \u9010\u884c\u89e3\u6790：<\/p>\n

        • \u53c2\u6570\u6821\u9a8c（cardID\u548cdeviceID\u8303\u56f4\u68c0\u67e5）<\/li>\n
        • \u58f0\u660eC\u7ed3\u6784\u4f53 DcmiChipInfo<\/li>\n
        • \u8c03\u7528 C.DcmiGetDeviceChipInfo \u83b7\u53d6\u82af\u7247\u4fe1\u606f<\/li>\n
        • convertUCharToCharArr \u2014 \u5c06C\u7684uchar\u6570\u7ec4\u8f6c\u4e3aGo byte\u5207\u7247（\u90470\u622a\u65ad）<\/li>\n
        • \u6784\u9020Go\u7684ChipInfo\u7ed3\u6784\u4f53<\/li>\n
        • \u6709\u6548\u6027\u6821\u9a8c<\/li>\n

          4.6 convertUCharToCharArr \u2014 C\u6570\u7ec4\u8f6cGo<\/h4>\n

          func<\/span> convertUCharToCharArr<\/span>(<\/span>cgoArr [<\/span>maxChipNameLen]<\/span>C.<\/span>uchar)<\/span> [<\/span>]<\/span>byte<\/span> {<\/span>
          \n var<\/span> charArr [<\/span>]<\/span>byte<\/span>
          \n for<\/span> _<\/span>,<\/span> v :=<\/span> range<\/span> cgoArr {<\/span>
          \n if<\/span> v ==<\/span> 0<\/span> {<\/span>
          \n break<\/span>
          \n }<\/span>
          \n charArr =<\/span> append<\/span>(<\/span>charArr,<\/span> byte<\/span>(<\/span>v)<\/span>)<\/span>
          \n }<\/span>
          \n return<\/span> charArr
          \n}<\/span><\/p>\n

            \n
          • C\u5b57\u7b26\u4e32\u4ee5null(0)\u7ed3\u5c3e，\u904d\u5386\u52300\u5373\u505c\u6b62<\/li>\n
          • \u5c06C\u7684[32]uchar\u8f6c\u4e3aGo\u7684[]byte，\u518d\u8f6c\u4e3astring<\/li>\n<\/ul>\n

            4.7 DcV2Manager \u2014 V2 CGO\u5b9e\u73b0<\/h4>\n

            func<\/span> (<\/span>d *<\/span>DcV2Manager)<\/span> DcInitialize<\/span>(<\/span>)<\/span> error<\/span> {<\/span>
            \n \/\/ …\u540cV1\u7684DcmiInitDl…<\/span>
            \n if<\/span> err :=<\/span> C.<\/span>DcmiV2Init<\/span>(<\/span>)<\/span>;<\/span> err !=<\/span> C.<\/span>SUCCESS {<\/span>
            \n return<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"dcmi init failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>err)<\/span>)<\/span>
            \n }<\/span>
            \n return<\/span> nil<\/span>
            \n}<\/span><\/p>\n

            \u5173\u952e\u5dee\u5f02：V2\u8c03\u7528 C.DcmiV2Init() \u800c\u975e C.DcmiInit()\u3002<\/p>\n

            func<\/span> (<\/span>d *<\/span>DcV2Manager)<\/span> DcCreateVDevice<\/span>(<\/span>deviceID int32<\/span>,<\/span> coreNum string<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
            \n return<\/span> –<\/span>1<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"create error, ascend 950 not support virtual device"<\/span>)<\/span>
            \n}<\/span><\/p>\n

            func<\/span> (<\/span>d *<\/span>DcV2Manager)<\/span> DcDestroyVDevice<\/span>(<\/span>deviceID int32<\/span>,<\/span> vDevID int32<\/span>)<\/span> error<\/span> {<\/span>
            \n return<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"destroy error, ascend 950 not support virtual device"<\/span>)<\/span>
            \n}<\/span><\/p>\n

            V2\u4e0d\u652f\u6301\u865a\u62df\u8bbe\u5907：Ascend 950（910A5）\u4e0d\u652f\u6301vNPU\u5207\u5206，\u76f4\u63a5\u8fd4\u56de\u9519\u8bef\u3002<\/p>\n

            func<\/span> (<\/span>d *<\/span>DcV2Manager)<\/span> DcGetDeviceList<\/span>(<\/span>)<\/span> (<\/span>int32<\/span>,<\/span> [<\/span>]<\/span>int32<\/span>,<\/span> error<\/span>)<\/span> {<\/span>
            \n var<\/span> ids [<\/span>hiAIMaxCardNum]<\/span>C.<\/span>int<\/span>
            \n var<\/span> cNum C.<\/span>int<\/span>
            \n if<\/span> err :=<\/span> C.<\/span>DcmiV2GetDeviceList<\/span>(<\/span>&<\/span>ids[<\/span>0<\/span>]<\/span>,<\/span> &<\/span>cNum,<\/span> hiAIMaxCardNum)<\/span>;<\/span> err !=<\/span> 0<\/span> {<\/span>
            \n return<\/span> retError,<\/span> nil<\/span>,<\/span> fmt.<\/span>Errorf<\/span>(<\/span>"get device list failed, error code: %d"<\/span>,<\/span> int32<\/span>(<\/span>err)<\/span>)<\/span>
            \n }<\/span>
            \n \/\/ …\u6821\u9a8c+\u8f6c\u6362…<\/span>
            \n return<\/span> deviceNum,<\/span> deviceIDList,<\/span> nil<\/span>
            \n}<\/span><\/p>\n

            V2\u76f4\u63a5\u83b7\u53d6\u8bbe\u5907\u5217\u8868，\u65e0\u9700\u5148\u83b7\u53d6\u5361\u5217\u8868\u518d\u904d\u5386\u5361\u5185\u8bbe\u5907\u3002<\/p>\n

            \n

            \u4e94\u3001V1 vs V2 \u5b8c\u6574\u5bf9\u6bd4<\/h3>\n

            #mermaid-svg-7FJDdB1jd6Ui6Vgt{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;fill:#333;}@keyframes edge-animation-frame{from{stroke-dashoffset:0;}}@keyframes dash{to{stroke-dashoffset:0;}}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-animation-slow{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 50s linear infinite;stroke-linecap:round;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-animation-fast{stroke-dasharray:9,5!important;stroke-dashoffset:900;animation:dash 20s linear infinite;stroke-linecap:round;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .error-icon{fill:#552222;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .error-text{fill:#552222;stroke:#552222;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-thickness-normal{stroke-width:1px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-thickness-thick{stroke-width:3.5px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-pattern-solid{stroke-dasharray:0;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-thickness-invisible{stroke-width:0;fill:none;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-pattern-dashed{stroke-dasharray:3;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edge-pattern-dotted{stroke-dasharray:2;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .marker{fill:#333333;stroke:#333333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .marker.cross{stroke:#333333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt svg{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:16px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt p{margin:0;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .label{font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;color:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster-label text{fill:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster-label span{color:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster-label span p{background-color:transparent;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .label text,#mermaid-svg-7FJDdB1jd6Ui6Vgt span{fill:#333;color:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .node rect,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node circle,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node ellipse,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node polygon,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node path{fill:#ECECFF;stroke:#9370DB;stroke-width:1px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .rough-node .label text,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node .label text,#mermaid-svg-7FJDdB1jd6Ui6Vgt .image-shape .label,#mermaid-svg-7FJDdB1jd6Ui6Vgt .icon-shape .label{text-anchor:middle;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .node .katex path{fill:#000;stroke:#000;stroke-width:1px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .rough-node .label,#mermaid-svg-7FJDdB1jd6Ui6Vgt .node .label,#mermaid-svg-7FJDdB1jd6Ui6Vgt .image-shape .label,#mermaid-svg-7FJDdB1jd6Ui6Vgt .icon-shape .label{text-align:center;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .node.clickable{cursor:pointer;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .root .anchor path{fill:#333333!important;stroke-width:0;stroke:#333333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .arrowheadPath{fill:#333333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edgePath .path{stroke:#333333;stroke-width:2.0px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .flowchart-link{stroke:#333333;fill:none;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edgeLabel{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edgeLabel p{background-color:rgba(232,232,232, 0.8);}#mermaid-svg-7FJDdB1jd6Ui6Vgt .edgeLabel rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-7FJDdB1jd6Ui6Vgt .labelBkg{background-color:rgba(232, 232, 232, 0.5);}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster rect{fill:#ffffde;stroke:#aaaa33;stroke-width:1px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster text{fill:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .cluster span{color:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt div.mermaidTooltip{position:absolute;text-align:center;max-width:200px;padding:2px;font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;font-size:12px;background:hsl(80, 100%, 96.2745098039%);border:1px solid #aaaa33;border-radius:2px;pointer-events:none;z-index:100;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .flowchartTitleText{text-anchor:middle;font-size:18px;fill:#333;}#mermaid-svg-7FJDdB1jd6Ui6Vgt rect.text{fill:none;stroke-width:0;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .icon-shape,#mermaid-svg-7FJDdB1jd6Ui6Vgt .image-shape{background-color:rgba(232,232,232, 0.8);text-align:center;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .icon-shape p,#mermaid-svg-7FJDdB1jd6Ui6Vgt .image-shape p{background-color:rgba(232,232,232, 0.8);padding:2px;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .icon-shape .label rect,#mermaid-svg-7FJDdB1jd6Ui6Vgt .image-shape .label rect{opacity:0.5;background-color:rgba(232,232,232, 0.8);fill:rgba(232,232,232, 0.8);}#mermaid-svg-7FJDdB1jd6Ui6Vgt .label-icon{display:inline-block;height:1em;overflow:visible;vertical-align:-0.125em;}#mermaid-svg-7FJDdB1jd6Ui6Vgt .node .label-icon path{fill:currentColor;stroke:revert;stroke-width:revert;}#mermaid-svg-7FJDdB1jd6Ui6Vgt :root{–mermaid-font-family:\\”trebuchet ms\\”,verdana,arial,sans-serif;}<\/p>\n

            V2 \u65b0\u7248\u9a71\u52a8 Ascend 910B\/A5<\/p>\n

            <\/span><\/span><\/span><\/span><\/p>\n

            DcmiV2Init<\/p>\n

            <\/span><\/p>\n

            DcmiV2GetDeviceList\u76f4\u63a5\u83b7\u53d6\u8bbe\u5907\u5217\u8868<\/p>\n

            <\/span><\/p>\n

            DcmiV2GetDeviceChipInfo\u4ec5deviceID<\/p>\n

            <\/span><\/p>\n

            \u4e0d\u652f\u6301vNPU\u8fd4\u56de\u9519\u8bef<\/p>\n

            <\/span><\/p>\n

            V1 \u65e7\u7248\u9a71\u52a8 Ascend 910\/310<\/p>\n

            <\/span><\/span><\/span><\/span><\/span><\/span><\/p>\n

            DcmiInit<\/p>\n

            <\/span><\/p>\n

            DcmiGetCardNumList\u83b7\u53d6\u5361\u5217\u8868<\/p>\n

            <\/span><\/p>\n

            DcmiGetDeviceNumInCard\u6bcf\u5361\u8bbe\u5907\u6570<\/p>\n

            <\/span><\/p>\n

            DcmiGetDeviceChipInfocardID+deviceID<\/p>\n

            <\/span><\/p>\n

            DcmiCreateVdevice\u652f\u6301vNPU\u5207\u5206<\/p>\n

            <\/span><\/p>\n

            DcmiSetDestroyVdevice\u9500\u6bc1vNPU<\/p>\n

            <\/span><\/p>\n

            DcmiGetDeviceLogicidFromPhyid\u7269\u7406ID\u2192\u903b\u8f91ID<\/p>\n

            <\/span><\/p>\n\n\u5bf9\u6bd4\u7ef4\u5ea6V1 (DcV1Manager)V2 (DcV2Manager)<\/tr>\n\n\n\n\n\n\n\n\n\n
            \u521d\u59cb\u5316<\/td>\nDcmiInitDl + DcmiInit<\/td>\nDcmiInitDl + DcmiV2Init<\/td>\n<\/tr>\n
            \u8bbe\u5907\u5bfb\u5740<\/td>\ncardID + deviceID \u4e8c\u7ea7<\/td>\ndeviceID \u4e00\u7ea7<\/td>\n<\/tr>\n
            \u83b7\u53d6\u8bbe\u5907\u5217\u8868<\/td>\nDcmiGetCardNumList \u2192 \u904d\u5386\u5361 \u2192 DcmiGetDeviceNumInCard<\/td>\nDcmiV2GetDeviceList \u4e00\u6b65\u5230\u4f4d<\/td>\n<\/tr>\n
            \u82af\u7247\u4fe1\u606f<\/td>\nDcmiGetDeviceChipInfo(cardID, deviceID)<\/td>\nDcmiV2GetDeviceChipInfo(deviceID)<\/td>\n<\/tr>\n
            \u4ea7\u54c1\u7c7b\u578b<\/td>\n\u652f\u6301 DcmiGetProductType<\/td>\n\u4e0d\u652f\u6301（\u8fd4\u56de"[not support]"）<\/td>\n<\/tr>\n
            vNPU\u5207\u5206<\/td>\n\u652f\u6301 DcmiCreateVdevice<\/td>\n\u4e0d\u652f\u6301（\u8fd4\u56de\u9519\u8bef）<\/td>\n<\/tr>\n
            \u7269\u7406ID\u8f6c\u6362<\/td>\n\u9700\u8981 DcmiGetDeviceLogicidFromPhyid<\/td>\n\u4e0d\u9700\u8981<\/td>\n<\/tr>\n
            \u9002\u7528\u82af\u7247<\/td>\nAscend 910, 310, 310P, 310B<\/td>\nAscend 910B, A5 (950)<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n","protected":false},"excerpt":{"rendered":"

            runtime\/dcmi\/ \u2014 \u8d85\u6df1\u5ea6\u9010\u884c\u5206\u6790\u4e09\u4e2a\u6587\u4ef6：dcmi.go (360\u884c) dcmi_api.go (101\u884c) dcManager.go (294\u884c) 755\u884c
            \n\u6838\u5fc3\u804c\u8d23：NPU\u8bbe\u5907\u7ba1\u7406\u63a5\u53e3\u5c01\u88c5，\u901a\u8fc7CGO\u8c03\u7528libdcmi.so\u4e00\u3001\u6a21\u5757\u5b9a\u4f4d
            \n1.1 \u4e1a\u52a1\u804c\u8d23
            \nruntime\/dcmi\/ \u662f\u8bbe\u5907\u7ba1\u7406\u62bd\u8c61\u5c42，\u8d1f\u8d23：
            \n\u9a71\u52a8\u7248\u672c\u81ea\u9002\u5e94 \u2014 \u81ea\u52a8\u68c0\u6d4bV1\/V2\u9a71\u52a8，\u9009\u62e9\u5339\u914d\u7684Work<\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[10040,120,69,763,121],"topic":[],"class_list":["post-88680","post","type-post","status-publish","format-standard","hentry","category-server","tag-docker-runtime","tag-kubernetes","tag-npu","tag-763","tag-121"],"yoast_head":"\n\u3010NPU\u3011Ascend Docker Runtime v26.0.1 \u4e4b\u4e09 runtime\/dcmi\/ \u2014 \u8d85\u6df1\u5ea6\u9010\u884c\u5206\u6790 - \u7f51\u7855\u4e92\u8054\u5e2e\u52a9\u4e2d\u5fc3<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.wsisp.com\/helps\/88680.html\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u3010NPU\u3011Ascend Docker Runtime v26.0.1 \u4e4b\u4e09 runtime\/dcmi\/ \u2014 \u8d85\u6df1\u5ea6\u9010\u884c\u5206\u6790 - 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