从串口可以看到安卓4.0下文件读写可执行等都是正常的。
/mnt/sdcard/images # ls -l
d---rwxr-x system sdcard_rw 2012-12-21 15:14 Android
d---rwxr-x system sdcard_rw 2012-12-21 15:14 Android2.3.1
----rwxr-x system sdcard_rw 1452 2012-10-31 18:34 FriendlyARM-鐢靛?瑙︽懜
.ini
----rwxr-x system sdcard_rw 1413 2012-12-21 15:15 FriendlyARM.ini
d---rwxr-x system sdcard_rw 2012-12-21 15:13 Linux
----rwxr-x system sdcard_rw 540672 2012-11-16 11:33 Superboot210.bin
d---rwxr-x system sdcard_rw 2012-12-21 15:13 WindowsCE6
----rwxr-x system sdcard_rw 559 2012-02-27 16:35 readme.txt
/mnt/sdcard/images # cat FriendlyARM.ini | head -n 10
#This line cannot be removed. by FriendlyARM(
www.arm9.net)
USB-Mode = Yes
CheckOneButton=No
Action = Install
OS =Android
LCD-Mode = No
LCD-Type = S70
/mnt/sdcard/images #