December 2006
Intermediate to advanced
202 pages
8h 29m
English
Content preview from Linux Kernel in a NutshellBecome an O’Reilly member and get unlimited access to this title plus top books and audiobooks from O’Reilly and nearly 200 top publishers, thousands of courses curated by job role, 150+ live events each month,
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Chapter 8. Kernel Configuration Recipes
Previous chapters taught the mechanics of reconfiguring the kernel; the payoff comes in this chapter where you can find all the most common kinds of changes people need to make to their kernels, with specific instructions on how to do so.
Disks
The Linux kernel supports a wide range of different disk types. This section shows how to configure the kernel so that it supports most of the more common types of disk controllers.
USB storage
To use a USB storage device (commonly referred to as USB "flash" device, or an external USB disk drive) USB support must be first working properly. Refer to the recipe in USB for how to do this.
A USB storage device can be identified by using the lsusb program. If the following command sequence produces the results shown, a USB storage device is present on the system:
$ /usr/sbin/lsusb -v | grep Storage
bInterfaceClass 8 Mass StorageEnable it as follows.
A USB Storage device is in reality a USB SCSI device that talks over a USB connection. Because of this, the SCSI subsystem must be enabled:
Device Drivers SCSI Device Support [*] SCSI Device SupportAlso in the SCSI system, the "SCSI disk support" must be enabled in order for the device to be mounted properly:
Device Drivers SCSI Device Support [*] SCSI disk support
Enable USB Storage support:
Device Drivers USB Support [M] USB Mass Storage support
A number of specific USB storage devices are listed as separate configuration items, as they do not follow the standard USB ...
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I wanted to learn C and C++, but it didn't click for me until I picked up an O'Reilly book. When I went on the O’Reilly platform, I was astonished to find all the books there, plus live events and sandboxes so you could play around with the technology.Addison B.
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I'm always learning. So when I got on to O'Reilly, I was like a kid in a candy store. There are playlists. There are answers. There's on-demand training. It's worth its weight in gold, in terms of what it allows me to do.