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This article will explain in detail what map means, the content of the article is of high quality, so the editor will share it with you for reference. I hope you will have a certain understanding of the relevant knowledge after reading this article.

Map has drawing in Chinese. A map; the meaning of knowing or providing information (especially the way it is arranged or organized).

The role of map in computer commands is to virtualize the image file into a floppy disk.

One of the GRUB built-in commands: map, which is used to virtualize the image file into a floppy disk

How to use it:

Map (hdx,y) / directory / file name (drive letter)

Chainloader (hdx,y) / directory / file name

* Note: GRUB uses the way devices are named in UNIX. Namely (hdx,y). X is the hard drive number and y is the drive letter. Count from scratch. The number of the first extended partition is 4.

Example of startup command (Mini-Windows 3.2boot disk):

Map (hd0,0) / boot/pmwin3.img (fd0) chainloader (hd0,0) / boot/pmwin3.imgboot

Menu example

Title Windows 3.2simplified Chinese version map (hd0,0) / boot/pmwin3.img (fd0)

Chainloader (hd0,0) / boot/pmwin3.img

MAP must require the image files to be stored continuously, otherwise it cannot be started, and it does not limit the file size.

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