qemu

QEMU also supports a second mode called User Mode Emulation .

QEMU还可以支持第二种模式，称为UserModeEmulation（用户模式仿真）。

For more details on QEMU and its internal operation , see Resources .

欲了解更多有关QEMU及其内部操作的详情，参见参考资料。

I explore how this is done with QEMU later in the article .

文章后面我将探讨如何通过QEMU来实现该功能。

QEMU is a great way to try a new operating system without spending time for the install .

QEMU是尝试新操作系统的一种良好方法，而且不用花时间安装。

QEMU achieves dynamic translation by first converting target instructions into micro operations .

QEMU实现动态翻译的方法是，首先将目标指令转换为微操作。

The main QEMU site includes several ready-made QEMU disk image files .

QEMU主站点包含若干现成的QEMU磁盘镜像文件。

Summary : QEMU is an open source emulator for complete PC systems .

简介：QEMU是一个面向完整PC系统的开源仿真器。

Performing I / O from a guest operating system is provided with QEMU .

在客户操作系统上执行I/O的功能是由QEMU提供的。

QEMU supports two modes of operation .

QEMU支持两种操作模式。

Before you can use QEMU in system emulation mode , you must install a guest operating system .

在使用QEMU系统模拟模式之前，必须安装一个客户操作系统。

Using QEMU as a PC system emulator provides a wide variety of peripherals .

将QEMU作为PC系统仿真器使用可提供各种外围设备。

Even though QEMU is a fantastic emulation environment , others are worth exploring .

虽然QEMU是一种极好的仿真环境，但是其他环境也值得研究一下。

With QEMU set up and running a guest operating system , you can now begin your software development .

现在QEMU已安装并运行客户操作系统，现在可以开始开发软件。

Bochs is similar to QEMU in that it provides full system emulation .

Bochs与QEMU类似，因为它提供了完全的系统仿真。

QEMU provides a special command to create a hard disk called qemu-img .

QEMU提供了一条特殊的命令创建硬盘，此命令称为qemu-img。

QEMU provides two modes of emulation .

QEMU提供两种模拟模式。

There , you 'll also find documentation , APIs , and the current status of QEMU .

在该站点中，您还可以找到文档、API和QEMU的当前状态。

This local URI attaches to the system mode daemon for the local QEMU driver .

该本地URI连接到本地QEMU驱动程序的系统模式守护进程上。

Building and installing QEMU is about as simple as you expect using standard GNU tools .

构建和安装QEMU与使用标准的GNU工具一样简单。

Let 's look at how QEMU achieves emulation .

我们首先了解一下QEMU如何实现仿真。

But what makes QEMU interesting from a technical perspective is its fast and portable dynamic translator .

但是从技术角度看，QEMU的有趣之处在于其快速、可移植的动态翻译程序。

QEMU can do this , but it can also run operating systems in a cross-platform manner .

这种功能QEMU也能实现，但它还能以跨平台方式运行操作系统。

You must have the kvm and qemu user-space applications , as well .

另外，还必须具有kvm和qemu用户空间应用程序。

Another important QEMU launch option is-boot , which specifies the boot device .

另一个重要的QEMU启动选项是-boot，它指定了启动设备。

By default , QEMU provides the guest operating system just128MB of RAM .

默认情况下，QEMU提供给用户操作系统仅128MBRAM。

Obtaining QEMU packages and support software

获取QEMU安装包和支持软件

Under Linux , QEMU sessions consume little CPU time except when the guest operating system is doing work .

在Linux下，QEMU会话占用很少的CPU时间，除了客户操作系统工作时。

To use QEMU for cross-platform development , you must first set it up and install guest operating systems on it .

要使用QEMU进行跨平台开发，首先必须安装好QEMU，然后安装客户操作系统。

The second component provides for PC platform emulation , which is provided by a modified version of QEMU .

第二个组件用于PC平台模拟，它是由修改版QEMU提供的。

The guest operating system interfaces to the KVM module using a modified QEMU process for PC hardware emulation .

客户操作系统使用为PC硬件仿真修改过的QEMU进程与KVM模块接口。