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ch7/implementors/virtio_drivers/hal/trait.Hal.js
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(function() {var implementors = {};
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implementors["os"] = [{"text":"impl Hal for <a class=\"struct\" href=\"os/drivers/block/virtio_blk/struct.VirtioHal.html\" title=\"struct os::drivers::block::virtio_blk::VirtioHal\">VirtioHal</a>","synthetic":false,"types":["os::drivers::block::virtio_blk::VirtioHal"]}];
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if (window.register_implementors) {window.register_implementors(implementors);} else {window.pending_implementors = implementors;}})()
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `virtio_dma_alloc` fn in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, virtio_dma_alloc"><title>virtio_dma_alloc in os::drivers::block::virtio_blk - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../main.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../favicon.svg"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"></h2>
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</nav>
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<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><div class="sidebar-elems"><h2 class="location"><a href="index.html">In os::drivers::block::virtio_blk</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div>
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</div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
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<h1 class="fqn"><span class="in-band">Function <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a href="index.html">virtio_blk</a>::<wbr><a class="fn" href="#">virtio_dma_alloc</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#47-58">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust fn"><code>#[no_mangle]
|
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pub extern "C" fn virtio_dma_alloc(pages: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="struct" href="../../../mm/address/struct.PhysAddr.html" title="struct os::mm::address::PhysAddr">PhysAddr</a></code></pre></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
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</body></html>
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@ -1,10 +0,0 @@
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `virtio_dma_dealloc` fn in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, virtio_dma_dealloc"><title>virtio_dma_dealloc in os::drivers::block::virtio_blk - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../main.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../favicon.svg"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"></h2>
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</nav>
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<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><div class="sidebar-elems"><h2 class="location"><a href="index.html">In os::drivers::block::virtio_blk</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div>
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</div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
|
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<h1 class="fqn"><span class="in-band">Function <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a href="index.html">virtio_blk</a>::<wbr><a class="fn" href="#">virtio_dma_dealloc</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#61-68">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust fn"><code>#[no_mangle]
|
||||
pub extern "C" fn virtio_dma_dealloc(pa: <a class="struct" href="../../../mm/address/struct.PhysAddr.html" title="struct os::mm::address::PhysAddr">PhysAddr</a>, pages: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.i32.html">i32</a></code></pre></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
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</body></html>
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@ -1,10 +0,0 @@
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `virtio_phys_to_virt` fn in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, virtio_phys_to_virt"><title>virtio_phys_to_virt in os::drivers::block::virtio_blk - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../main.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../favicon.svg"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"></h2>
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</nav>
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||||
<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><div class="sidebar-elems"><h2 class="location"><a href="index.html">In os::drivers::block::virtio_blk</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div>
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||||
</div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
|
||||
<h1 class="fqn"><span class="in-band">Function <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a href="index.html">virtio_blk</a>::<wbr><a class="fn" href="#">virtio_phys_to_virt</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#71-73">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust fn"><code>#[no_mangle]
|
||||
pub extern "C" fn virtio_phys_to_virt(paddr: <a class="struct" href="../../../mm/address/struct.PhysAddr.html" title="struct os::mm::address::PhysAddr">PhysAddr</a>) -> <a class="struct" href="../../../mm/address/struct.VirtAddr.html" title="struct os::mm::address::VirtAddr">VirtAddr</a></code></pre></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
|
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</body></html>
|
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@ -1,10 +0,0 @@
|
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `virtio_virt_to_phys` fn in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, virtio_virt_to_phys"><title>virtio_virt_to_phys in os::drivers::block::virtio_blk - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../main.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../favicon.svg"></head><body class="rustdoc fn"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"></h2>
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</nav>
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<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><div class="sidebar-elems"><h2 class="location"><a href="index.html">In os::drivers::block::virtio_blk</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div>
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</div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
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<h1 class="fqn"><span class="in-band">Function <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a href="index.html">virtio_blk</a>::<wbr><a class="fn" href="#">virtio_virt_to_phys</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#76-80">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust fn"><code>#[no_mangle]
|
||||
pub extern "C" fn virtio_virt_to_phys(vaddr: <a class="struct" href="../../../mm/address/struct.VirtAddr.html" title="struct os::mm::address::VirtAddr">VirtAddr</a>) -> <a class="struct" href="../../../mm/address/struct.PhysAddr.html" title="struct os::mm::address::PhysAddr">PhysAddr</a></code></pre></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
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</body></html>
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@ -2,11 +2,10 @@
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</a><h2 class="location"></h2>
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</nav>
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<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"><a href="#">Module virtio_blk</a></h2><div class="sidebar-elems"><section><div class="block"><ul><li><a href="#structs">Structs</a></li><li><a href="#constants">Constants</a></li><li><a href="#functions">Functions</a></li></ul></div></section></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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</a><h2 class="location"><a href="#">Module virtio_blk</a></h2><div class="sidebar-elems"><section><div class="block"><ul><li><a href="#structs">Structs</a></li><li><a href="#constants">Constants</a></li></ul></div></section></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<a href="../../../../settings.html" title="settings"><img width="22" height="22" alt="Change settings" src="../../../../wheel.svg"></a></div>
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</div></form></nav></div><section id="main-content" class="content"><div class="main-heading">
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<h1 class="fqn"><span class="in-band">Module <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a class="mod" href="#">virtio_blk</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#1-80">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><h2 id="structs" class="small-section-header"><a href="#structs">Structs</a></h2>
|
||||
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.QUEUE_FRAMES.html" title="os::drivers::block::virtio_blk::QUEUE_FRAMES struct">QUEUE_FRAMES</a><span title="Restricted Visibility"> 🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.VirtIOBlock.html" title="os::drivers::block::virtio_blk::VirtIOBlock struct">VirtIOBlock</a></div><div class="item-right docblock-short"></div></div></div><h2 id="constants" class="small-section-header"><a href="#constants">Constants</a></h2>
|
||||
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="constant" href="constant.VIRTIO0.html" title="os::drivers::block::virtio_blk::VIRTIO0 constant">VIRTIO0</a><span title="Restricted Visibility"> 🔒</span> </div><div class="item-right docblock-short"></div></div></div><h2 id="functions" class="small-section-header"><a href="#functions">Functions</a></h2>
|
||||
<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.virtio_dma_alloc.html" title="os::drivers::block::virtio_blk::virtio_dma_alloc fn">virtio_dma_alloc</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.virtio_dma_dealloc.html" title="os::drivers::block::virtio_blk::virtio_dma_dealloc fn">virtio_dma_dealloc</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.virtio_phys_to_virt.html" title="os::drivers::block::virtio_blk::virtio_phys_to_virt fn">virtio_phys_to_virt</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="fn" href="fn.virtio_virt_to_phys.html" title="os::drivers::block::virtio_blk::virtio_virt_to_phys fn">virtio_virt_to_phys</a></div><div class="item-right docblock-short"></div></div></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
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<h1 class="fqn"><span class="in-band">Module <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a class="mod" href="#">virtio_blk</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#1-83">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><h2 id="structs" class="small-section-header"><a href="#structs">Structs</a></h2>
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<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.QUEUE_FRAMES.html" title="os::drivers::block::virtio_blk::QUEUE_FRAMES struct">QUEUE_FRAMES</a><span title="Restricted Visibility"> 🔒</span> </div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.VirtIOBlock.html" title="os::drivers::block::virtio_blk::VirtIOBlock struct">VirtIOBlock</a></div><div class="item-right docblock-short"></div></div><div class="item-row"><div class="item-left module-item"><a class="struct" href="struct.VirtioHal.html" title="os::drivers::block::virtio_blk::VirtioHal struct">VirtioHal</a></div><div class="item-right docblock-short"></div></div></div><h2 id="constants" class="small-section-header"><a href="#constants">Constants</a></h2>
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<div class="item-table"><div class="item-row"><div class="item-left module-item"><a class="constant" href="constant.VIRTIO0.html" title="os::drivers::block::virtio_blk::VIRTIO0 constant">VIRTIO0</a><span title="Restricted Visibility"> 🔒</span> </div><div class="item-right docblock-short"></div></div></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
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</body></html>
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@ -1 +1 @@
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window.SIDEBAR_ITEMS = {"constant":[["VIRTIO0",""]],"fn":[["virtio_dma_alloc",""],["virtio_dma_dealloc",""],["virtio_phys_to_virt",""],["virtio_virt_to_phys",""]],"struct":[["QUEUE_FRAMES",""],["VirtIOBlock",""]]};
|
||||
window.SIDEBAR_ITEMS = {"constant":[["VIRTIO0",""]],"struct":[["QUEUE_FRAMES",""],["VirtIOBlock",""],["VirtioHal",""]]};
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ch7/os/drivers/block/virtio_blk/struct.VirtioHal.html
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<!DOCTYPE html><html lang="en"><head><meta charset="utf-8"><meta name="viewport" content="width=device-width, initial-scale=1.0"><meta name="generator" content="rustdoc"><meta name="description" content="API documentation for the Rust `VirtioHal` struct in crate `os`."><meta name="keywords" content="rust, rustlang, rust-lang, VirtioHal"><title>VirtioHal in os::drivers::block::virtio_blk - Rust</title><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Regular.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../FiraSans-Medium.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Regular.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceSerif4-Bold.ttf.woff2"><link rel="preload" as="font" type="font/woff2" crossorigin href="../../../../SourceCodePro-Semibold.ttf.woff2"><link rel="stylesheet" type="text/css" href="../../../../normalize.css"><link rel="stylesheet" type="text/css" href="../../../../rustdoc.css" id="mainThemeStyle"><link rel="stylesheet" type="text/css" href="../../../../ayu.css" disabled><link rel="stylesheet" type="text/css" href="../../../../dark.css" disabled><link rel="stylesheet" type="text/css" href="../../../../light.css" id="themeStyle"><script id="default-settings" ></script><script src="../../../../storage.js"></script><script defer src="sidebar-items.js"></script><script defer src="../../../../main.js"></script><noscript><link rel="stylesheet" href="../../../../noscript.css"></noscript><link rel="alternate icon" type="image/png" href="../../../../favicon-16x16.png"><link rel="alternate icon" type="image/png" href="../../../../favicon-32x32.png"><link rel="icon" type="image/svg+xml" href="../../../../favicon.svg"></head><body class="rustdoc struct"><!--[if lte IE 11]><div class="warning">This old browser is unsupported and will most likely display funky things.</div><![endif]--><nav class="mobile-topbar"><button class="sidebar-menu-toggle">☰</button><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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<nav class="sidebar"><a class="sidebar-logo" href="../../../../os/index.html"><div class="logo-container"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></div>
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</a><h2 class="location"><a href="#">VirtioHal</a></h2><div class="sidebar-elems"><section><div class="block"><h3 class="sidebar-title"><a href="#trait-implementations">Trait Implementations</a></h3><ul><li><a href="#impl-Hal-for-VirtioHal">Hal</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#synthetic-implementations">Auto Trait Implementations</a></h3><ul><li><a href="#impl-RefUnwindSafe-for-VirtioHal">RefUnwindSafe</a></li><li><a href="#impl-Send-for-VirtioHal">Send</a></li><li><a href="#impl-Sync-for-VirtioHal">Sync</a></li><li><a href="#impl-Unpin-for-VirtioHal">Unpin</a></li><li><a href="#impl-UnwindSafe-for-VirtioHal">UnwindSafe</a></li></ul></div><div class="block"><h3 class="sidebar-title"><a href="#blanket-implementations">Blanket Implementations</a></h3><ul><li><a href="#impl-Any-for-VirtioHal">Any</a></li><li><a href="#impl-Borrow%3CT%3E-for-VirtioHal">Borrow<T></a></li><li><a href="#impl-BorrowMut%3CT%3E-for-VirtioHal">BorrowMut<T></a></li><li><a href="#impl-From%3CT%3E-for-VirtioHal">From<T></a></li><li><a href="#impl-Into%3CU%3E-for-VirtioHal">Into<U></a></li><li><a href="#impl-TryFrom%3CU%3E-for-VirtioHal">TryFrom<U></a></li><li><a href="#impl-TryInto%3CU%3E-for-VirtioHal">TryInto<U></a></li></ul></div></section><h2 class="location"><a href="index.html">In os::drivers::block::virtio_blk</a></h2></div></nav><main><div class="width-limiter"><div class="sub-container"><a class="sub-logo-container" href="../../../../os/index.html"><img class="rust-logo" src="../../../../rust-logo.svg" alt="logo"></a><nav class="sub"><form class="search-form"><div class="search-container"><span></span><input class="search-input" name="search" autocomplete="off" spellcheck="false" placeholder="Click or press ‘S’ to search, ‘?’ for more options…" type="search"><div id="help-button" title="help" tabindex="-1"><button type="button">?</button></div><div id="settings-menu" tabindex="-1">
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<h1 class="fqn"><span class="in-band">Struct <a href="../../../index.html">os</a>::<wbr><a href="../../index.html">drivers</a>::<wbr><a href="../index.html">block</a>::<wbr><a href="index.html">virtio_blk</a>::<wbr><a class="struct" href="#">VirtioHal</a><button id="copy-path" onclick="copy_path(this)" title="Copy item path to clipboard"><img src="../../../../clipboard.svg" width="19" height="18" alt="Copy item path"></button></span></h1><span class="out-of-band"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#46">source</a> · <a id="toggle-all-docs" href="javascript:void(0)" title="collapse all docs">[<span class="inner">−</span>]</a></span></div><div class="docblock item-decl"><pre class="rust struct"><code>pub struct VirtioHal;</code></pre></div><h2 id="trait-implementations" class="small-section-header">Trait Implementations<a href="#trait-implementations" class="anchor"></a></h2><div id="trait-implementations-list"><details class="rustdoc-toggle implementors-toggle" open><summary><section id="impl-Hal-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#48-83">source</a></span><a href="#impl-Hal-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl Hal for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.dma_alloc" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#49-61">source</a></span><a href="#method.dma_alloc" class="anchor"></a><h4 class="code-header">fn <a class="fnname">dma_alloc</a>(pages: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a></h4></section></summary><div class='docblock'><p>Allocates the given number of contiguous physical pages of DMA memory for virtio use.</p>
|
||||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.dma_dealloc" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#63-71">source</a></span><a href="#method.dma_dealloc" class="anchor"></a><h4 class="code-header">fn <a class="fnname">dma_dealloc</a>(pa: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>, pages: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.i32.html">i32</a></h4></section></summary><div class='docblock'><p>Deallocates the given contiguous physical DMA memory pages.</p>
|
||||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.phys_to_virt" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#73-75">source</a></span><a href="#method.phys_to_virt" class="anchor"></a><h4 class="code-header">fn <a class="fnname">phys_to_virt</a>(addr: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a></h4></section></summary><div class='docblock'><p>Converts a physical address used for virtio to a virtual address which the program can
|
||||
access. <a>Read more</a></p>
|
||||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.virt_to_phys" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="../../../../src/os/drivers/block/virtio_blk.rs.html#77-82">source</a></span><a href="#method.virt_to_phys" class="anchor"></a><h4 class="code-header">fn <a class="fnname">virt_to_phys</a>(vaddr: <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a>) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.usize.html">usize</a></h4></section></summary><div class='docblock'><p>Converts a virtual address which the program can access to the corresponding physical
|
||||
address to use for virtio. <a>Read more</a></p>
|
||||
</div></details></div></details></div><h2 id="synthetic-implementations" class="small-section-header">Auto Trait Implementations<a href="#synthetic-implementations" class="anchor"></a></h2><div id="synthetic-implementations-list"><section id="impl-RefUnwindSafe-for-VirtioHal" class="impl has-srclink"><a href="#impl-RefUnwindSafe-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.RefUnwindSafe.html" title="trait core::panic::unwind_safe::RefUnwindSafe">RefUnwindSafe</a> for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section><section id="impl-Send-for-VirtioHal" class="impl has-srclink"><a href="#impl-Send-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Send.html" title="trait core::marker::Send">Send</a> for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section><section id="impl-Sync-for-VirtioHal" class="impl has-srclink"><a href="#impl-Sync-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sync.html" title="trait core::marker::Sync">Sync</a> for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section><section id="impl-Unpin-for-VirtioHal" class="impl has-srclink"><a href="#impl-Unpin-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Unpin.html" title="trait core::marker::Unpin">Unpin</a> for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section><section id="impl-UnwindSafe-for-VirtioHal" class="impl has-srclink"><a href="#impl-UnwindSafe-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl <a class="trait" href="https://doc.rust-lang.org/nightly/core/panic/unwind_safe/trait.UnwindSafe.html" title="trait core::panic::unwind_safe::UnwindSafe">UnwindSafe</a> for <a class="struct" href="struct.VirtioHal.html" title="struct os::drivers::block::virtio_blk::VirtioHal">VirtioHal</a></h3></section></div><h2 id="blanket-implementations" class="small-section-header">Blanket Implementations<a href="#blanket-implementations" class="anchor"></a></h2><div id="blanket-implementations-list"><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Any-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#203">source</a></span><a href="#impl-Any-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html" title="trait core::any::Any">Any</a> for T <span class="where fmt-newline">where<br> T: 'static + ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.type_id" class="method trait-impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/any.rs.html#204">source</a></span><a href="#method.type_id" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id" class="fnname">type_id</a>(&self) -> <a class="struct" href="https://doc.rust-lang.org/nightly/core/any/struct.TypeId.html" title="struct core::any::TypeId">TypeId</a></h4></section></summary><div class='docblock'><p>Gets the <code>TypeId</code> of <code>self</code>. <a href="https://doc.rust-lang.org/nightly/core/any/trait.Any.html#tymethod.type_id">Read more</a></p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Borrow%3CT%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#209">source</a></span><a href="#impl-Borrow%3CT%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html" title="trait core::borrow::Borrow">Borrow</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#211">source</a></span><a href="#method.borrow" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow" class="fnname">borrow</a>(&self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.reference.html">&</a>T</h4></section></summary><div class='docblock'><p>Immutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.Borrow.html#tymethod.borrow">Read more</a></p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-BorrowMut%3CT%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#218">source</a></span><a href="#impl-BorrowMut%3CT%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html" title="trait core::borrow::BorrowMut">BorrowMut</a><T> for T <span class="where fmt-newline">where<br> T: ?<a class="trait" href="https://doc.rust-lang.org/nightly/core/marker/trait.Sized.html" title="trait core::marker::Sized">Sized</a>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.borrow_mut" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/91522" title="Tracking issue for const_borrow">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/borrow.rs.html#219">source</a></span><a href="#method.borrow_mut" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut" class="fnname">borrow_mut</a>(&mut self) -> <a class="primitive" href="https://doc.rust-lang.org/nightly/core/primitive.reference.html">&mut </a>T</h4></section></summary><div class='docblock'><p>Mutably borrows from an owned value. <a href="https://doc.rust-lang.org/nightly/core/borrow/trait.BorrowMut.html#tymethod.borrow_mut">Read more</a></p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-From%3CT%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#557">source</a></span><a href="#impl-From%3CT%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T> for T</h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#559">source</a></span><a href="#method.from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html#tymethod.from" class="fnname">from</a>(t: T) -> T</h4></section></summary><div class="docblock"><p>Returns the argument unchanged.</p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-Into%3CU%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#541">source</a></span><a href="#impl-Into%3CU%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="trait core::convert::From">From</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle method-toggle" open><summary><section id="method.into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#549">source</a></span><a href="#method.into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html#tymethod.into" class="fnname">into</a>(self) -> U</h4></section></summary><div class="docblock"><p>Calls <code>U::from(self)</code>.</p>
|
||||
<p>That is, this conversion is whatever the implementation of
|
||||
<code><a href="https://doc.rust-lang.org/nightly/core/convert/trait.From.html" title="From">From</a><T> for U</code> chooses to do.</p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryFrom%3CU%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#598">source</a></span><a href="#impl-TryFrom%3CU%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.Into.html" title="trait core::convert::Into">Into</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error-1" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error-1" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" class="associatedtype">Error</a> = <a class="enum" href="https://doc.rust-lang.org/nightly/core/convert/enum.Infallible.html" title="enum core::convert::Infallible">Infallible</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
|
||||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_from" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#604">source</a></span><a href="#method.try_from" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#tymethod.try_from" class="fnname">try_from</a>(value: U) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><T, <T as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><U>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
|
||||
</div></details></div></details><details class="rustdoc-toggle implementors-toggle"><summary><section id="impl-TryInto%3CU%3E-for-VirtioHal" class="impl has-srclink"><span class="rightside"><a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#583">source</a></span><a href="#impl-TryInto%3CU%3E-for-VirtioHal" class="anchor"></a><h3 class="code-header in-band">impl<T, U> <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html" title="trait core::convert::TryInto">TryInto</a><U> for T <span class="where fmt-newline">where<br> U: <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>, </span></h3></section></summary><div class="impl-items"><details class="rustdoc-toggle" open><summary><section id="associatedtype.Error" class="associatedtype trait-impl has-srclink"><a href="#associatedtype.Error" class="anchor"></a><h4 class="code-header">type <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#associatedtype.Error" class="associatedtype">Error</a> = <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a></h4></section></summary><div class='docblock'><p>The type returned in the event of a conversion error.</p>
|
||||
</div></details><details class="rustdoc-toggle method-toggle" open><summary><section id="method.try_into" class="method trait-impl has-srclink"><span class="rightside"><span class="since" title="const unstable">const: <a href="https://github.com/rust-lang/rust/issues/88674" title="Tracking issue for const_convert">unstable</a></span> · <a class="srclink" href="https://doc.rust-lang.org/nightly/src/core/convert/mod.rs.html#589">source</a></span><a href="#method.try_into" class="anchor"></a><h4 class="code-header">fn <a href="https://doc.rust-lang.org/nightly/core/convert/trait.TryInto.html#tymethod.try_into" class="fnname">try_into</a>(self) -> <a class="enum" href="https://doc.rust-lang.org/nightly/core/result/enum.Result.html" title="enum core::result::Result">Result</a><U, <U as <a class="trait" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html" title="trait core::convert::TryFrom">TryFrom</a><T>>::<a class="associatedtype" href="https://doc.rust-lang.org/nightly/core/convert/trait.TryFrom.html#associatedtype.Error" title="type core::convert::TryFrom::Error">Error</a>></h4></section></summary><div class='docblock'><p>Performs the conversion.</p>
|
||||
</div></details></div></details></div></section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
|
||||
</body></html>
|
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@ -84,6 +84,9 @@
|
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<span id="78">78</span>
|
||||
<span id="79">79</span>
|
||||
<span id="80">80</span>
|
||||
<span id="81">81</span>
|
||||
<span id="82">82</span>
|
||||
<span id="83">83</span>
|
||||
</pre><pre class="rust"><code><span class="kw">use</span> <span class="ident"><span class="kw">super</span>::BlockDevice</span>;
|
||||
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::mm</span>::{
|
||||
<span class="ident">frame_alloc</span>, <span class="ident">frame_dealloc</span>, <span class="ident">kernel_token</span>, <span class="ident">FrameTracker</span>, <span class="ident">PageTable</span>, <span class="ident">PhysAddr</span>, <span class="ident">PhysPageNum</span>,
|
||||
@ -92,12 +95,12 @@
|
||||
<span class="kw">use</span> <span class="ident"><span class="kw">crate</span>::sync::UPSafeCell</span>;
|
||||
<span class="kw">use</span> <span class="ident">alloc::vec::Vec</span>;
|
||||
<span class="kw">use</span> <span class="ident">lazy_static</span>::<span class="kw-2">*</span>;
|
||||
<span class="kw">use</span> <span class="ident">virtio_drivers</span>::{<span class="ident">VirtIOBlk</span>, <span class="ident">VirtIOHeader</span>};
|
||||
<span class="kw">use</span> <span class="ident">virtio_drivers</span>::{<span class="ident">Hal</span>, <span class="ident">VirtIOBlk</span>, <span class="ident">VirtIOHeader</span>};
|
||||
|
||||
<span class="attribute">#[<span class="ident">allow</span>(<span class="ident">unused</span>)]</span>
|
||||
<span class="kw">const</span> <span class="ident">VIRTIO0</span>: <span class="ident">usize</span> <span class="op">=</span> <span class="number">0x10001000</span>;
|
||||
|
||||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">VirtIOBlock</span>(<span class="ident">UPSafeCell</span><span class="op"><</span><span class="ident">VirtIOBlk</span><span class="op"><</span><span class="lifetime">'static</span><span class="op">></span><span class="op">></span>);
|
||||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">VirtIOBlock</span>(<span class="ident">UPSafeCell</span><span class="op"><</span><span class="ident">VirtIOBlk</span><span class="op"><</span><span class="lifetime">'static</span>, <span class="ident">VirtioHal</span><span class="op">></span><span class="op">></span>);
|
||||
|
||||
<span class="macro">lazy_static!</span> {
|
||||
<span class="kw">static</span> <span class="kw-2">ref</span> <span class="ident">QUEUE_FRAMES</span>: <span class="ident">UPSafeCell</span><span class="op"><</span><span class="ident">Vec</span><span class="op"><</span><span class="ident">FrameTracker</span><span class="op">></span><span class="op">></span> <span class="op">=</span> <span class="kw">unsafe</span> { <span class="ident">UPSafeCell::new</span>(<span class="ident">Vec::new</span>()) };
|
||||
@ -123,46 +126,49 @@
|
||||
<span class="kw">pub</span> <span class="kw">fn</span> <span class="ident">new</span>() -> <span class="self">Self</span> {
|
||||
<span class="kw">unsafe</span> {
|
||||
<span class="self">Self</span>(<span class="ident">UPSafeCell::new</span>(
|
||||
<span class="ident">VirtIOBlk::new</span>(<span class="kw-2">&mut</span> <span class="kw-2">*</span>(<span class="ident">VIRTIO0</span> <span class="kw">as</span> <span class="kw-2">*mut</span> <span class="ident">VirtIOHeader</span>)).<span class="ident">unwrap</span>(),
|
||||
<span class="ident">VirtIOBlk</span>::<span class="op"><</span><span class="ident">VirtioHal</span><span class="op">></span><span class="ident">::new</span>(<span class="kw-2">&mut</span> <span class="kw-2">*</span>(<span class="ident">VIRTIO0</span> <span class="kw">as</span> <span class="kw-2">*mut</span> <span class="ident">VirtIOHeader</span>)).<span class="ident">unwrap</span>(),
|
||||
))
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
<span class="attribute">#[<span class="ident">no_mangle</span>]</span>
|
||||
<span class="kw">pub</span> <span class="kw">extern</span> <span class="string">"C"</span> <span class="kw">fn</span> <span class="ident">virtio_dma_alloc</span>(<span class="ident">pages</span>: <span class="ident">usize</span>) -> <span class="ident">PhysAddr</span> {
|
||||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ppn_base</span> <span class="op">=</span> <span class="ident">PhysPageNum</span>(<span class="number">0</span>);
|
||||
<span class="kw">for</span> <span class="ident">i</span> <span class="kw">in</span> <span class="number">0</span>..<span class="ident">pages</span> {
|
||||
<span class="kw">let</span> <span class="ident">frame</span> <span class="op">=</span> <span class="ident">frame_alloc</span>().<span class="ident">unwrap</span>();
|
||||
<span class="kw">if</span> <span class="ident">i</span> <span class="op">==</span> <span class="number">0</span> {
|
||||
<span class="ident">ppn_base</span> <span class="op">=</span> <span class="ident">frame</span>.<span class="ident">ppn</span>;
|
||||
<span class="kw">pub</span> <span class="kw">struct</span> <span class="ident">VirtioHal</span>;
|
||||
|
||||
<span class="kw">impl</span> <span class="ident">Hal</span> <span class="kw">for</span> <span class="ident">VirtioHal</span> {
|
||||
<span class="kw">fn</span> <span class="ident">dma_alloc</span>(<span class="ident">pages</span>: <span class="ident">usize</span>) -> <span class="ident">usize</span> {
|
||||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ppn_base</span> <span class="op">=</span> <span class="ident">PhysPageNum</span>(<span class="number">0</span>);
|
||||
<span class="kw">for</span> <span class="ident">i</span> <span class="kw">in</span> <span class="number">0</span>..<span class="ident">pages</span> {
|
||||
<span class="kw">let</span> <span class="ident">frame</span> <span class="op">=</span> <span class="ident">frame_alloc</span>().<span class="ident">unwrap</span>();
|
||||
<span class="kw">if</span> <span class="ident">i</span> <span class="op">==</span> <span class="number">0</span> {
|
||||
<span class="ident">ppn_base</span> <span class="op">=</span> <span class="ident">frame</span>.<span class="ident">ppn</span>;
|
||||
}
|
||||
<span class="macro">assert_eq!</span>(<span class="ident">frame</span>.<span class="ident">ppn</span>.<span class="number">0</span>, <span class="ident">ppn_base</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">i</span>);
|
||||
<span class="ident">QUEUE_FRAMES</span>.<span class="ident">exclusive_access</span>().<span class="ident">push</span>(<span class="ident">frame</span>);
|
||||
}
|
||||
<span class="macro">assert_eq!</span>(<span class="ident">frame</span>.<span class="ident">ppn</span>.<span class="number">0</span>, <span class="ident">ppn_base</span>.<span class="number">0</span> <span class="op">+</span> <span class="ident">i</span>);
|
||||
<span class="ident">QUEUE_FRAMES</span>.<span class="ident">exclusive_access</span>().<span class="ident">push</span>(<span class="ident">frame</span>);
|
||||
<span class="kw">let</span> <span class="ident">pa</span>: <span class="ident">PhysAddr</span> <span class="op">=</span> <span class="ident">ppn_base</span>.<span class="ident">into</span>();
|
||||
<span class="ident">pa</span>.<span class="number">0</span>
|
||||
}
|
||||
<span class="ident">ppn_base</span>.<span class="ident">into</span>()
|
||||
}
|
||||
|
||||
<span class="attribute">#[<span class="ident">no_mangle</span>]</span>
|
||||
<span class="kw">pub</span> <span class="kw">extern</span> <span class="string">"C"</span> <span class="kw">fn</span> <span class="ident">virtio_dma_dealloc</span>(<span class="ident">pa</span>: <span class="ident">PhysAddr</span>, <span class="ident">pages</span>: <span class="ident">usize</span>) -> <span class="ident">i32</span> {
|
||||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ppn_base</span>: <span class="ident">PhysPageNum</span> <span class="op">=</span> <span class="ident">pa</span>.<span class="ident">into</span>();
|
||||
<span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="ident">pages</span> {
|
||||
<span class="ident">frame_dealloc</span>(<span class="ident">ppn_base</span>);
|
||||
<span class="ident">ppn_base</span>.<span class="ident">step</span>();
|
||||
<span class="kw">fn</span> <span class="ident">dma_dealloc</span>(<span class="ident">pa</span>: <span class="ident">usize</span>, <span class="ident">pages</span>: <span class="ident">usize</span>) -> <span class="ident">i32</span> {
|
||||
<span class="kw">let</span> <span class="ident">pa</span> <span class="op">=</span> <span class="ident">PhysAddr::from</span>(<span class="ident">pa</span>);
|
||||
<span class="kw">let</span> <span class="kw-2">mut</span> <span class="ident">ppn_base</span>: <span class="ident">PhysPageNum</span> <span class="op">=</span> <span class="ident">pa</span>.<span class="ident">into</span>();
|
||||
<span class="kw">for</span> <span class="kw">_</span> <span class="kw">in</span> <span class="number">0</span>..<span class="ident">pages</span> {
|
||||
<span class="ident">frame_dealloc</span>(<span class="ident">ppn_base</span>);
|
||||
<span class="ident">ppn_base</span>.<span class="ident">step</span>();
|
||||
}
|
||||
<span class="number">0</span>
|
||||
}
|
||||
<span class="number">0</span>
|
||||
}
|
||||
|
||||
<span class="attribute">#[<span class="ident">no_mangle</span>]</span>
|
||||
<span class="kw">pub</span> <span class="kw">extern</span> <span class="string">"C"</span> <span class="kw">fn</span> <span class="ident">virtio_phys_to_virt</span>(<span class="ident">paddr</span>: <span class="ident">PhysAddr</span>) -> <span class="ident">VirtAddr</span> {
|
||||
<span class="ident">VirtAddr</span>(<span class="ident">paddr</span>.<span class="number">0</span>)
|
||||
}
|
||||
<span class="kw">fn</span> <span class="ident">phys_to_virt</span>(<span class="ident">addr</span>: <span class="ident">usize</span>) -> <span class="ident">usize</span> {
|
||||
<span class="ident">addr</span>
|
||||
}
|
||||
|
||||
<span class="attribute">#[<span class="ident">no_mangle</span>]</span>
|
||||
<span class="kw">pub</span> <span class="kw">extern</span> <span class="string">"C"</span> <span class="kw">fn</span> <span class="ident">virtio_virt_to_phys</span>(<span class="ident">vaddr</span>: <span class="ident">VirtAddr</span>) -> <span class="ident">PhysAddr</span> {
|
||||
<span class="ident">PageTable::from_token</span>(<span class="ident">kernel_token</span>())
|
||||
.<span class="ident">translate_va</span>(<span class="ident">vaddr</span>)
|
||||
.<span class="ident">unwrap</span>()
|
||||
<span class="kw">fn</span> <span class="ident">virt_to_phys</span>(<span class="ident">vaddr</span>: <span class="ident">usize</span>) -> <span class="ident">usize</span> {
|
||||
<span class="ident">PageTable::from_token</span>(<span class="ident">kernel_token</span>())
|
||||
.<span class="ident">translate_va</span>(<span class="ident">VirtAddr::from</span>(<span class="ident">vaddr</span>))
|
||||
.<span class="ident">unwrap</span>()
|
||||
.<span class="number">0</span>
|
||||
}
|
||||
}
|
||||
</code></pre></div>
|
||||
</section></div></main><div id="rustdoc-vars" data-root-path="../../../../" data-current-crate="os" data-themes="ayu,dark,light" data-resource-suffix="" data-rustdoc-version="1.64.0-nightly (9a7b7d5e5 2022-07-19)" ></div>
|
||||
|
||||
Loading…
Reference in New Issue
Block a user