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how to use DMA in CuDa - CUDA Programming and Performance - NVIDIA Developer Forums
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CAn anyone help me with DMA, or facilitate any reference manuals?<br> Thank you very much</p> </div> <div itemprop="interactionStatistic" itemscope itemtype="http://schema.org/InteractionCounter"> <meta itemprop="interactionType" content="http://schema.org/LikeAction"/> <meta itemprop="userInteractionCount" content="0" /> <span class='post-likes'></span> </div> </div> <div id='post_2' itemprop='comment' itemscope itemtype='http://schema.org/Comment' class='topic-body crawler-post'> <div class='crawler-post-meta'> <span class="creator" itemprop="author" itemscope itemtype="http://schema.org/Person"> <a itemprop="url" href='https://forums.developer.nvidia.com/u/Sarnath'><span itemprop='name'>Sarnath</span></a> </span> <span class="crawler-post-infos"> <time itemprop='datePublished' datetime='2009-06-03T12:04:10Z' class='post-time'> June 3, 2009, 12:04pm </time> <meta itemprop='dateModified' content='2009-06-03T12:04:10Z'> <span itemprop='position'>2</span> </span> </div> <div class='post' itemprop='text'> <p>Look @ pinned memory option. Pinned mem can be allocated using “cudaMallocHost()” and use “cudaMemcpyAsync” to copy out (GPU will DMA the memory).</p> </div> <div itemprop="interactionStatistic" itemscope itemtype="http://schema.org/InteractionCounter"> <meta itemprop="interactionType" content="http://schema.org/LikeAction"/> <meta itemprop="userInteractionCount" content="0" /> <span class='post-likes'></span> </div> </div> </div> <div id="related-topics" class="more-topics__list " role="complementary" aria-labelledby="related-topics-title"> <h3 id="related-topics-title" class="more-topics__list-title"> Related topics </h3> <div class="topic-list-container" itemscope itemtype='http://schema.org/ItemList'> <meta itemprop='itemListOrder' content='http://schema.org/ItemListOrderDescending'> <table class='topic-list'> <thead> <tr> <th>Topic</th> <th></th> <th class="replies">Replies</th> <th class="views">Views</th> <th>Activity</th> </tr> </thead> <tbody> <tr class="topic-list-item" id="topic-list-item-9334"> <td class="main-link" itemprop='itemListElement' itemscope itemtype='http://schema.org/ListItem'> <meta itemprop='position' content='1'> <span class="link-top-line"> <a itemprop='url' href='https://forums.developer.nvidia.com/t/driverapi-how-to-set-the-data-to-an-pinned-memory/9334' class='title raw-link raw-topic-link'>DriverAPI: How to set the data to an pinned memory.</a> </span> <div class="link-bottom-line"> <a href='/c/accelerated-computing/cuda/cuda-programming-and-performance/7' class='badge-wrapper bullet'> <span class='badge-category-bg' style='background-color: #76B900'></span> <span class='badge-category clear-badge'> <span class='category-name'>CUDA Programming and Performance</span> </span> </a> <div class="discourse-tags"> </div> </div> </td> <td class="replies"> <span class='posts' title='posts'>1</span> </td> <td class="views"> <span class='views' title='views'>874</span> </td> <td> May 7, 2009 </td> </tr> <tr class="topic-list-item" id="topic-list-item-1217"> <td class="main-link" itemprop='itemListElement' itemscope itemtype='http://schema.org/ListItem'> <meta itemprop='position' content='2'> <span class="link-top-line"> <a itemprop='url' href='https://forums.developer.nvidia.com/t/selfmade-cudemallochost/1217' class='title raw-link raw-topic-link'>selfmade cudeMallocHost()?</a> </span> <div class="link-bottom-line"> <a href='/c/accelerated-computing/cuda/cuda-programming-and-performance/7' class='badge-wrapper bullet'> <span class='badge-category-bg' style='background-color: #76B900'></span> <span class='badge-category clear-badge'> <span class='category-name'>CUDA Programming and Performance</span> </span> </a> <div class="discourse-tags"> </div> </div> </td> <td class="replies"> <span class='posts' title='posts'>9</span> </td> <td class="views"> <span class='views' title='views'>8645</span> </td> <td> February 14, 2008 </td> </tr> <tr class="topic-list-item" id="topic-list-item-2561"> <td class="main-link" itemprop='itemListElement' itemscope itemtype='http://schema.org/ListItem'> <meta itemprop='position' content='3'> <span class="link-top-line"> <a itemprop='url' href='https://forums.developer.nvidia.com/t/is-it-possible-to-use-pinned-memory-outside-of-cuda/2561' class='title raw-link raw-topic-link'>Is it possible to use pinned memory? 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