aving on
[ 4.380000] regulator_init_complete: axp20_ldo3: incomplete constraints, leaving on
<4>regulator_init_complete: axp20_ldo2: incomplete constraints, leaving on
[ 4.390000] regulator_init_complete: axp20_ldo2: incomplete constraints, leaving on
<4>regulator_init_complete: axp20_ldo1: incomplete constraints, leaving on
[ 4.410000] regulator_init_complete: axp20_ldo1: incomplete constraints, leaving on
<6>sunxi-rtc sunxi-rtc: sunxi_rtc_gettime
[ 4.420000] sunxi-rtc sunxi-rtc: sunxi_rtc_gettime
<6>sunxi-rtc sunxi-rtc: read time 2010-1-1 0:0:10
[ 4.430000] sunxi-rtc sunxi-rtc: read time 2010-1-1 0:0:10
<6>sunxi-rtc sunxi-rtc: setting system clock to 2010-01-01 00:00:10 UTC (1262304010)
[ 4.440000] sunxi-rtc sunxi-rtc: setting system clock to 2010-01-01 00:00:10 UTC (1262304010)
<3>EXT3-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (240)
[ 4.460000] EXT3-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (240)
<3>EXT2-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (244)
[ 4.480000] EXT2-fs (mmcblk0p2): error: couldn't mount because of unsupported optional features (244)
<6>EXT4-fs (mmcblk0p2): recovery complete
[ 5.840000] EXT4-fs (mmcblk0p2): recovery complete
<6>EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
[ 6.060000] EXT4-fs (mmcblk0p2): mounted filesystem with ordered data mode. Opts: (null)
<6>VFS: Mounted root (ext4 filesystem) on device 179:2.
[ 6.080000] VFS: Mounted root (ext4 filesystem) on device 179:2.
<6>devtmpfs: mounted
[ 6.090000] devtmpfs: mounted
<6>Freeing init memory: 164K
[ 6.090000] Freeing init memory: 164K
mount: mounting devpts on /dev/pts failed: No such file or directory
mount: mounting /dev/mmcblk0p1 on /boot failed: No such file or directory
Please press Enter to activate this console.
Processing /etc/profile... Done
/ # ls
bin home lost+found run tmp
dev lib mnt sbin usr
etc linuxrc proc sys var
/ # ifconfig eth0
eth0 Link encap:Ethernet HWaddr 12:5B:BD:7D:C4:75
BROADCAST MULTICAST MTU:1500 Metric:1
RX packets:0 errors:0 dropped:0 overruns:0 frame:0
TX packets:0 errors:0 dropped:0 overruns:0 carrier:0
collisions:0 txqueuelen:1000
RX bytes:0 (0.0 B) TX bytes:0 (0.0 B)
Interrupt:55 Base address:0x8000
lrwxrwxrwx 1 linuxidc linuxidc 14 2013-04-28 21:16 init -> ../bin/busybox
发现bin/busybox是一个动态链接库文件，依赖交叉编译链的相应库。而交叉编译链库有很多，试了发现../arm-2009q3/arm-none-linux-gnueabi/libc/armv4t/lib/和 /home/linuxidc/tools/arm-2009q3/arm-none-linux-gnueabi/libc/armv4t/usr/lib/ 下的*.so*库可以使用。