初次编译后的uboot，烧进板子后内核起不来

monthbird

Display: TFT7016 (1024x600)
Video: 1024x600x24
In:    serial
Out:   serial
Err:   serial
switch to partitions #0, OK
mmc1(part 0) is current device
Net:   FEC1
Error: FEC1 address not set.

Normal Boot
Hit any key to stop autoboot:  0
switch to partitions #0, OK
mmc1(part 0) is current device
switch to partitions #0, OK
mmc1(part 0) is current device
reading boot.scr
** Unable to read file boot.scr **
reading zImage
6786368 bytes read in 222 ms (29.2 MiB/s)
Booting from mmc ...
reading imx6ull-alientek-emmc.dtb
** Unable to read file imx6ull-alientek-emmc.dtb **
Kernel image @ 0x80800000 [ 0x000000 - 0x678d40 ]

Starting kernel ...

茂茂2019

只烧写uboot是启动不起来的

jermy_z

得看下你的 bootcmd 和args

monthbird

茂茂2019 发表于 2021-9-27 09:38
只烧写uboot是启动不起来的

我是按照那个视频教程那样做（链接：https://www.bilibili.com/video/BV12E411h71h?p=4），编译了uboot，然后替换了那个.imx文件，就起不来了，烧写正点原子提供的那个的uboot和zImage就可以起来

monthbird

jermy_z 发表于 2021-9-27 09:44
得看下你的 bootcmd 和args

编译uboot命令：
make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- distclean
make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- mx6ull_alientek_emmc_defconfig
make V=1  ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf-

uboot环境：
=> print
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
ethprime=FEC
fdt_addr=0x83000000
fdt_file=undefined
fdt_high=0xffffffff
findfdt=if test $fdt_file = undefined; then setenv fdt_file imx6ull-alientek-emmc.dtb; fi;
image=zImage
initrd_addr=0x83800000
initrd_high=0xffffffff
ip_dyn=yes
loadaddr=0x80800000
loadbootscript=fatload mmc ${mmcdev}{mmcpart} ${loadaddr} ${script};
loadfdt=fatload mmc ${mmcdev}{mmcpart} ${fdt_addr} ${fdt_file}
loadimage=fatload mmc ${mmcdev}{mmcpart} ${loadaddr} ${image}
mfgtool_args=setenv bootargs console=${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 ${boot_fdt} = try; then bootz; else echo WARN: Cannot load the DT; fi; fi; else bootz; fi;
mmcdev=1
mmcpart=1
mmcroot=/dev/mmcblk1p2 rootwait rw
netargs=setenv bootargs console=${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;
panel=TFT7016
script=boot.scr

Environment size: 2188/8188 bytes
=>

jermy_z

monthbird 发表于 2021-9-27 23:38
编译uboot命令：
make ARCH=arm CROSS_COMPILE=arm-linux-gnueabihf- distclean
make ARCH=arm CROSS_C ...

不知道你具体情况
如果只是替换了uboot就不行了，那就是uboot没移植好