基于托管并提供特殊设备驱动。
只有内核和一些设备驱动是用c编写的。
数据包是由设备驱动进行入队传输和出队。
Packets are enqueued for transmission and dequeued by the device driver.
设备驱动和操作系统都是专门用C写成的。
Device drivers and operating systems are written exclusively in c.
在现代内核中，大部分代码出现在设备驱动中。
The majority of code in most modern kernels is found in device drivers.
正因如此，几乎没有开发者再写那些设备驱动。
那个程序被与设备有关的设备驱动设定初值。
That routine is initialized by the device driver associated with the device.
我在工作中所接触的代码只与支持框架的设备驱动有关。
The code I touched during that work relates mostly to device drivers to support the framework.
这一方法也需要支持正确的设备驱动、端口和供应商设备。
This approach also requires support of the right device drivers, ports, and vendor devices.
设备驱动实现特定设备与计算机系统间的通信。
Device drives allow communications between particular device and the computer system.
本发明提供一种用于车辆的辅助设备驱动系统。
The present invention provides an accessory drive system for a vehicle.
它不太可能用于设备驱动；我们只是为了全面性而提到它。
It is unlikely to be useful in device drivers; we have included it here for completeness .
对于大多数字符设备驱动，支持AIO并不能获得太多好处。
For most char drivers, there is little benefit to be gained from AIO support.
它本身可以在内核中，也可以在静态或动态链接到内核的设备驱动例程中。
It could be in the kernel core per se, or in a device driver that is linked into the kernel either statically or dynamically.
总之，在Hyper - V中，你永远不想用模拟设备驱动运行虚拟机！
In short, with Hyper-V, you never want to run virtual machines with emulated device drivers.
它的主要工作就是根据设备的标识来加载正确的设备驱动(模块)。
Its main job is to load the correct device driver (module) based on the device identifier.
第8章会更用网络代码详细的说明设备驱动是如何注册它们的设备的。
Chapter 8 goes into more detail on how device drivers register their devices with the networking code.
Tanenbaum指出其中的主要区别是令设备驱动运行在用户态能提高安全性
The main difference pointed by Tanenbaum is having the drivers run in user mode conferring higher security
用于报告错误条件；设备驱动经常使用KERN_ERR报告硬件难题。
Used to report error conditions; device drivers often use KERN_ERR to report hardware difficulties.
代表性的，当一个设备驱动注册成一个NIC，它要请求分配一个IRQ。
Typically, when a device driver registers an NIC, it requests and assigns an IRQ.
设备的注册和初始化就做这样的事，部份与内核相关，部份与设备驱动相关。
The registration and initialization tasks are taken care of partially by the core kernel and partially by the device driver.
该队列由Linux的“netdevice”层来管理，它位于IP和设备驱动之间。
This queue is managed bv Linux's "netdevice" layer that sits in-between IP and device drivers.
随着图形硬件(显卡)演进，GDI通过DDI(设备驱动接口)获得了硬件加速的能力。
As graphics hardware evolved, GDI gained the ability to be hardware-accelerated through a set of DDIs (Device Driver Interface).
例如，Helios网络堆栈说明了对于用来与网络设备驱动通信的通道拥有较好的亲和度。
For example, the Helios networking stack expresses a positive affinity for the channels used to communicate with a network device driver.
在设备驱动层中使用了设备对象概念，屏蔽了驱动的具体实现，从而实现了跨平台。
In the device driven level, it shielded the implement details of drive with the concept of device object and achieved the cross platform of the graphic system.
块设备驱动和网络驱动已经是完全异步的了，无需为支持这种新的异步操作而做特别的事情。
Block and network drivers are already fully asynchronous, and thus there is nothing special that needs to be done to them to support the new asynchronous operations.
在加入 Iris之前他在 Compaq工作，负责开发存储产品、I/O性能和设备驱动开发。
Prior to Iris, he worked at Compaq in the area of advanced development of storage products, I/O performance, and device driver development.
需要说明的是，Linux无需借助于上面提到的设备驱动就能运行在Hyper - V上，但性能却很差。
As a note, Linux can run on Hyper-V without the mentioned device drivers, but its performance is degraded.
最后测试证明此网络设备驱动能够很好地实现网络包数据的传输，达到了较快的速度和较高的稳定性。
Final tested to prove the network device driver can be a very good realization of the network packet data transmission, to achieve a relatively rapid speed and high stability.
最后测试证明此网络设备驱动能够很好地实现网络包数据的传输，达到了较快的速度和较高的稳定性。
Final tested to prove the network device driver can be a very good realization of the network packet data transmission, to achieve a relatively rapid speed and high stability.
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