內核配置中和U盤相關的若干選項

1. Bus options

Support for hot-pluggable devices (CONFIG_HOTPLUG)

2. Device drivers

SCSI device support
SCSI device support (CONFIG_SCSI scsi_mod)
legacy /proc/scsi support (CONFIG_SCSI_PROC_FS)
SCSI disk support (CONFIG_BLK_DEV_SD sd_mod)

USB support
Support for USB (CONFIG_USB usbcore)
USB device filesystem (CONFIG_USB_DEVICEFS)
UHCI HCD support (CONFIG_USB_UHCI_HCD uhci_hcd)
USB Mass Storage support (CONFIG_USB_STORAGE usb_storage)

3. File systems

Second extended (CONFIG_EXT2_FS ext2)

DOS/FAT/NT filesystems //當然，如果你的u盤不是fat文件系統，這裏是否選中看你是否另需要了
DOS FAT fs support (CONFIG_FAT_FS fat)
MSDOS fs support (CONFIG_MSDOS_FS msdos)
VFAT (Windows 95) fs support (CONFIG_VFAT_FS vfat)

Pseudo filesystems
/proc file system support (CONFIG_PROC_FS)