^Auser@UbuntuLTS2:~$ picocom -b 115200 /dev/ttyUSB1
picocom v2.2

port is        : /dev/ttyUSB1
flowcontrol    : none
baudrate is    : 115200
parity is      : none
databits are   : 8
stopbits are   : 1
escape is      : C-a
local echo is  : no
noinit is      : no
noreset is     : no
nolock is      : no
send_cmd is    : sz -vv
receive_cmd is : rz -vv -E
imap is        : 
omap is        : 
emap is        : crcrlf,delbs,

Type [C-a] [C-h] to see available commands

Terminal ready


U-Boot 2020.01-dirty (Jun 30 2020 - 17:15:48 +0200)

SoC:   J721E SR1.0
Model: Texas Instruments K3 J721E SoC
Reading on-board EEPROM at 0x50 failed 1
Board: J721EX-PM1-SOM rev E2
DRAM:  1 GiB
not found for dev hbmc-mux
Flash: 0 Bytes
MMC:   sdhci@4f80000: 0, sdhci@4fb0000: 1
Loading Environment from MMC... OK
In:    serial@2800000
Out:   serial@2800000
Err:   serial@2800000
Net:   ERROR: no/invalid speed given in fixed-link node!phy_device_create, PHY probe failed

Warning: ethernet@046000000 using MAC address from ROM
eth0: ethernet@046000000
Hit any key to stop autoboot:  0 
=> print bootargs
## Error: "bootargs" not defined
=> print env
## Error: "env" not defined
=> print bootarg
## Error: "bootarg" not defined
=> printenv     
addr_fit=0x90000000
arch=arm
args_all=setenv optargs earlycon=ns16550a,mmio32,0x02800000 ${mtdparts}
args_mmc=run finduuid;setenv bootargs console=${console} ${optargs} root=PARTUUID=${uuid} rw rootfstype=${mmcrootfstype}
args_ufs=setenv devtype scsi;setenv bootpart 1:1;run ufs_finduuid;setenv bootargs console = ${console} ${optargs}root=PARTUUID=${uuid} rw rootfstype=${scsirootfstype};setenv devtype scsi;setenv bootpart 1:1
baudrate=115200
board=j721e
board_name=j721e
boot=mmc
boot_fit=0
boot_rprocs=if test ${dorprocboot} -eq 1 && test ${boot} = mmc; then rproc init;run boot_rprocs_mmc;fi;
boot_rprocs_mmc=env set rproc_id;env set rproc_fw;for i in ${rproc_fw_binaries} ; do if test -z "${rproc_id}" ; then env set rproc_id $i;else env set rproc_fw $i;run rproc_load_and_boot_one;env set rproc_id;env set rproc_fw;fi;done
bootcmd=run findfdt; run envboot; run init_${boot}; run boot_rprocs; run get_kern_${boot}; run get_fdt_${boot}; run get_overlay_${boot}; run run_kern
bootdelay=2
bootdir=/boot
bootenvfile=uEnv.txt
bootpart=1:2
bootscript=echo Running bootscript from mmc${mmcdev} ...; source ${loadaddr}
console=ttyS2,115200n8
cpu=armv8
default_device_tree=k3-j721e-common-proc-board.dtb
dfu_alt_info_emmc=rawemmc raw 0 0x800000 mmcpart 1;rootfs part 0 1 mmcpart 0;tiboot3.bin.raw raw 0x0 0x400 mmcpart 1;tispl.bin.raw raw 0x400 0x1000 mmcpart 1;u-boot.img.raw raw 0x1400 0x2000 mmcpart 1;u-env.raw raw 0x3400 0x100 mmcpart 1;sysfw.itb.raw raw 0x3600 0x800 mmcpart 1
dfu_alt_info_mmc=boot part 1 1;rootfs part 1 2;tiboot3.bin fat 1 1;tispl.bin fat 1 1;u-boot.img fat 1 1;uEnv.txt fat 1 1;sysfw.itb fat 1 1
dfu_alt_info_ospi=tiboot3.bin raw 0x0 0x080000;tispl.bin raw 0x080000 0x200000;u-boot.img raw 0x280000 0x400000;u-boot-env raw 0x680000 0x020000;sysfw.itb raw 0x6c0000 0x100000;rootfs raw 0x800000 0x3800000
dfu_alt_info_ram=tispl.bin ram 0x80080000 0x100000;u-boot.img ram 0x81000000 0x100000
dfu_bufsiz=0x20000
dorprocboot=0
envboot=mmc dev ${mmcdev}; if mmc rescan; then echo SD/MMC found on device ${mmcdev};if run loadbootscript; then run bootscript;else if run loadbootenv; then echo Loaded env from ${bootenvfile};run importbootenv;fi;if test -n $uenvcmd; then echo Running uenvcmd ...;run uenvcmd;fi;fi;fi;
ethaddr=f4:84:4c:f4:d7:a3
fdtaddr=0x82000000
fdtcontroladdr=bdebd098
findfdt=setenv name_fdt ${default_device_tree};setenv fdtfile ${name_fdt}
finduuid=part uuid mmc ${bootpart} uuid
get_fdt_mmc=load mmc ${bootpart} ${fdtaddr} ${bootdir}/${name_fdt}
get_fdt_ufs=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}
get_fit_mmc=load mmc ${bootpart} ${addr_fit} ${bootdir}/${name_fit}
get_kern_mmc=load mmc ${bootpart} ${loadaddr} ${bootdir}/${name_kern}
get_kern_ufs=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${name_kern}
get_overlay_mmc=fdt address ${fdtaddr};fdt resize 0x100000;for overlay in $name_overlays;do;load mmc ${bootpart} ${overlayaddr} ${bootdir}/${overlay} && fdt apply ${overlayaddr};done;
get_overlay_ufs=fdt address ${fdtaddr};fdt resize 0x100000;for overlay in $name_overlays;do;load scsi ${bootpart} ${overlayaddr} ${bootdir}/${overlay} && fdt apply ${overlayaddr};done;
get_overlaystring=for overlay in $name_overlays;do;setenv overlaystring ${overlaystring}'#'${overlay};done;
importbootenv=echo Importing environment from mmc${mmcdev} ...; env import -t ${loadaddr} ${filesize}
init_mmc=run args_all args_mmc
init_ufs=ufs init; scsi scan; run args_ufs
loadaddr=0x80080000
loadbootenv=fatload mmc ${mmcdev} ${loadaddr} ${bootenvfile}
loadbootscript=load mmc ${mmcdev} ${loadaddr} boot.scr
loadfdt=load ${devtype} ${bootpart} ${fdtaddr} ${bootdir}/${fdtfile}
loadimage=load ${devtype} ${bootpart} ${loadaddr} ${bootdir}/${bootfile}
mainr5f0_0fwname=/lib/firmware/j7-main-r5f0_0-fw
mainr5f0_0loadaddr=88000000
mcur5f0_0fwname=/lib/firmware/j7-mcu-r5f0_0-fw
mcur5f0_0loadaddr=89000000
mmcboot=mmc dev ${mmcdev}; devnum=${mmcdev}; setenv devtype mmc; if mmc rescan; then echo SD/MMC found on device ${mmcdev};if run loadimage; then run args_mmc; if test ${boot_fit} -eq 1; then run run_fit; else run mmcloados;fi;fi;fi;
mmcdev=1
mmcloados=if test ${boot_fdt} = yes || test ${boot_fdt} = try; then if run loadfdt; then bootz ${loadaddr} - ${fdtaddr}; else if test ${boot_fdt} = try; then bootz; else echo WARN: Cannot load the DT; fi; fi; else bootz; fi;
mmcrootfstype=ext4 rootwait
mtdids=nor0=47040000.spi.0,nor0=47034000.hyperbus
mtdparts=mtdparts=47040000.spi.0:512k(ospi.tiboot3),2m(ospi.tispl),4m(ospi.u-boot),128k(ospi.env),128k(ospi.env.backup),1m(ospi.sysfw),-@8m(ospi.rootfs);47034000.hyperbus:512k(hbmc.tiboot3),2m(hbmc.tispl),4m(hbmc.u-boot),256k(hbmc.env),1m(hbmc.sysfw),-@8m(hbmc.rootfs)
name_fit=fitImage
name_kern=Image
overlayaddr=0x83000000
partitions=name=rootfs,start=0,size=-,uuid=${uuid_gpt_rootfs}
rd_spec=-
rproc_fw_binaries=3 /lib/firmware/j7-main-r5f0_1-fw 4 /lib/firmware/j7-main-r5f1_0-fw 5 /lib/firmware/j7-main-r5f1_1-fw 6 /lib/firmware/j7-c66_0-fw 7 /lib/firmware/j7-c66_1-fw 8 /lib/firmware/j7-c71_0-fw 
rproc_load_and_boot_one=if load mmc ${bootpart} $loadaddr ${rproc_fw}; then if rproc load ${rproc_id} ${loadaddr} ${filesize}; then rproc start ${rproc_id};fi;fi
run_fit=bootm ${addr_fit}#${fdtfile}${overlaystring}
run_kern=booti ${loadaddr} ${rd_spec} ${fdtaddr}
scsirootfstype=ext4 rootwait
soc=k3
stderr=serial@2800000
stdin=serial@2800000
stdout=serial@2800000
ufs_finduuid=part uuid scsi ${bootpart} uuid
update_to_fit=setenv loadaddr ${addr_fit}; setenv bootfile ${name_fit}
vendor=ti

Environment size: 5494/131067 bytes
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