The porting effort of such an OS is determined by the size of the OS kernel.

这种操作系统的移植难度大小只由系统内核的大小决定。

youdao

Get the source code for almost anything, including the OS kernel and most of my applications.

能获得几乎任何源代码，包括操作系统内核和大部分应用程序。

youdao

In OS Kernel layer, this article describes the MCU2 board's initialization procedure and the layout and functions for boot flash.

在操作系统内核层中，阐述了控制板mcu2启动的过程，以及启动闪存的规划和使用问题。

youdao

It really is the same OS kernel.

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Enter Spark, a seven-inch slate that comes running the Plasma Active UX, an open-source OS based on Linux kernel, KDE's multi-platform Plasma environment and a dash of Qt for good measure.

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By contrast, Windows 7, Vista, OS X Tiger, Leopard, Snow Leopard and versions of the Linux kernel released after September 2009 are all 4K aware.

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