usb Mass Storage

usb Mass Storage：

in computing,mass storage refers to the storage of large amounts of data in a persisting and machine-readable fashion.storage media for mass storage include hard disks,floppy disks,flash memory,optical discs,magneto-optical discs,magnetic tape,drum memory,punched tape(mostly historic)and holigraphic memory(experimental).mass storage includes devices with removable and nonremovable media.it does not include random access memory(ram),which is volatile in that it loses its contents after power loss.

how to support:u盘

general setup------->

[*]configure standard kernel features(for small system)-------->

[*]support for hot-pluggable devices(new)   热插拔支持

device drivers--->u盘：scsi设备

scsi device support----->

<*>scsi device support

<*>scsi disk support

<*>scsi generic support

device drivers------>

usb support------>usb设备支持

<*>support for host-side usb

<*>usb device filesystem

<*>ohci hcd support

<*>usb mass storage support

<*>usb moniror

file systems---->

dos/fat/nt filesystems---->文件系统支持

<*>msdos fs support

<*>vfat fs support

<936>default codepage for fat

<cp936>default iocharset for fat

partition types----->分区支持

[*]pc bios(msdos partition tables)support

native language support--->  语言支持

<*>simplified chinese charset(cp936,GB2312)

<*>nls utf8