正在学习u-boot的网络命令用不了

Frankkkkkk

u-boot.bin是烧官方的源码，自己编译。其他命令都能用，ping和dhcp等网络命令不能使用，一直重启。
网线也没插错，直接ping 192.168.1.1也不行，其他电脑能ping到
有大佬能帮忙看下吗？

=> printenv
baudrate=115200
board_name=EVK
board_rev=14X14
boot_fdt=try
bootcmd=run findfdt;mmc dev ${mmcdev};mmc dev ${mmcdev}; if mmc rescan; then if run loadbootscript; then run bootscript; else if run loadimage; then run mmcboot; else run netboot; fi; fi; else run netboot; fi
bootcmd_mfg=run mfgtool_args;bootz ${loadaddr} ${initrd_addr} ${fdt_addr};
bootdelay=3
bootscript=echo Running bootscript from mmc ...; source
console=ttymxc0
ethact=FEC1
ethaddr=00:04:9f:04:d2:35
ethprime=FEC
fdt_addr=0x83000000
fdt_file=imx6ull-14x14-emmc-7-1024x600-c.dtb
fdt_high=0xffffffff
findfdt=if test $fdt_file = undefined; then if test $board_name = EVK && test $board_rev = 9X9; then setenv fdt_file imx6ull-9x9-evk.dtb; fi; if test $board_name = EVK && test $board_rev = 14X14; then setenv fdt_file imx6ull-14x14-evk.dtb; fi; if test $fdt_file = undefined; then echo WARNING: Could not determine dtb to use; fi; fi;
gatewayip=192.168.1.1
image=zImage
initrd_addr=0x83800000
initrd_high=0xffffffff
ip_dyn=yes
ipaddr=192.168.1.150
loadaddr=0x80800000
loadbootscript=fatload mmc ${mmcdev}{mmcpart} ${loadaddr} ${script};
loadfdt=fatload mmc ${mmcdev}{mmcpart} ${fdt_addr} ${fdt_file}
loadimage=fatload mmc ${mmcdev}{mmcpart} ${loadaddr} ${image}
logo_file=alientek.bmp
mfgtool_args=setenv bootargs console=${console},${baudrate} rdinit=/linuxrc g_mass_storage.stall=0 g_mass_storage.removable=1 g_mass_storage.file=/fat g_mass_storage.ro=1 g_mass_storage.idVendor=0x066F g_mass_storage.idProduct=0x37FF g_mass_storage.iSerialNumber="" clk_ignore_unused
mmcargs=setenv bootargs console=${console},${baudrate} root=${mmcroot}
mmcautodetect=yes
mmcboot=echo Booting from mmc ...; run mmcargs; if test ${boot_fdt} = yes || test ${boot_fdt} = try; then if run loadfdt; then bootz ${loadaddr} - ${fdt_addr}; else if test ${boot_fdt} = try; then bootz; else echo WARN: Cannot load the DT; fi; fi; else bootz; fi;
mmcdev=0
mmcpart=1
mmcroot=/dev/mmcblk0p2 rootwait rw
netargs=setenv bootargs console=${console},${baudrate} root=/dev/nfs ip=dhcp nfsroot=${serverip}{nfsroot},v3,tcp
netboot=echo Booting from net ...; run netargs; if test ${ip_dyn} = yes; then setenv get_cmd dhcp; else setenv get_cmd tftp; fi; ${get_cmd} ${image}; if test ${boot_fdt} = yes || test ${boot_fdt} = try; then if ${get_cmd} ${fdt_addr} ${fdt_file}; then bootz ${loadaddr} - ${fdt_addr}; else if test ${boot_fdt} = try; then bootz; else echo WARN: Cannot load the DT; fi; fi; else bootz; fi;
netmask=255.255.255.0
panel=ATK-LCD-7-1024x600
script=boot.scr
serverip=192.168.1.200
splashimage=0x88000000
splashpos=m,m

Environment size: 2678/8188 bytes

=> ping 192.168.1.200
FEC1 Waiting for PHY auto negotiation to complete.... done
Using FEC1 device
data abort
pc : [<9ff8eca0>]          lr : [<9ff8ff70>]
reloc pc : [<8783cca0>]    lr : [<8783df70>]
sp : 9ef4fd08  ip : 00000035     fp : 9ff5d894
r10: 00000002  r9 : 9ef4feb8     r8 : 00000000
r7 : 00000001  r6 : 00000000     r5 : 0000002a  r4 : 9ffed10e
r3 : 14000045  r2 : 9601a8c0     r1 : c801a8c0  r0 : 9ffed10e
Flags: nZCv  IRQs off  FIQs off  Mode SVC_32
Resetting CPU ...

resetting ...

LonlyPan

需要用教程提供的编译工具链，4.9.4版本的。其他高版本工具链可能不兼容，编译出来的uboot，会重启。

具体参考帖子：

• 用uboot命令dhcp后为什么会重启uboot进入倒计时呢？
• 学习教材中uboot下命令试验ping失败导致重启