内核裁剪笔记

1.嵌入式linux中配置NFS

配置内核修改，添加NFS文件系统的支持

networking options->IP: kernel level autoconfiguration

File Systems-> networking File Systems-> NFS File System support以及 Root File System on NFS

2.wifi模块支持

[*] Networking support  --->

       [*]   Wireless  --->

              <*>   cfg80211 - wireless configuration API

              [*]   Wireless extensions sysfs files

              <*>   Generic IEEE 802.11 Networking Stack(mac80211)

Device Drivers  --->

       [*]Network device support  --->

              [*]   Wireless LAN  --->

                     <*>   IEEE 802.11 for Host AP (Prism2/2.5/3 andWEP/TKIP/CCMP)

                     [*]     Support downloading firmware images withHost AP driver

                     [*]       Support for non-volatile firmwaredownload

                     <M>   Ralink driver support  --->

                            <M>   Ralink rt27xx/rt28xx/rt30xx (USB) support