lindi@sauna:~$ picocom /dev/ttyACM1
picocom v1.4

port is        : /dev/ttyACM1
flowcontrol    : none
baudrate is    : 9600
parity is      : none
databits are   : 8
escape is      : C-a
noinit is      : no
noreset is     : no
nolock is      : no
send_cmd is    : ascii_xfr -s -v -l10
receive_cmd is : rz -vv

Terminal ready
In:    usbtty
Out:   usbtty
Err:   usbtty
PCB rev: 0x000
Power: GTA02v5 # 
GTA02v5 # 
GTA02v5 # printenv
bootargs=g_ether.host_addr=00:1F:11:01:1F:6B g_ether.dev_addr=00:1F:11:01:1F:6B panic=20 mem=127M loglevel=8 rootfstype=ext2 root=/dev/mmcblk0p2 rootdelay=5 mtdparts=physmap-flash:-(nor);neo1973-nand:0x00040000(u-boot),0x00040000(u-boot_env),0x00800000(kernel),0x000a0000(splash),0x00040000(factory),0x0f6a0000(rootfs) ro
mtdparts=mtdparts=physmap-flash:-(nor);neo1973-nand:0x00040000(u-boot),0x00040000(u-boot_env),0x00800000(kernel),0x000a0000(splash),0x00040000(factory),0x0f6a0000(rootfs)
bootargs_base=g_ether.host_addr=00:1F:11:01:1F:6B g_ether.dev_addr=00:1F:11:01:1F:6B panic=20 mem=127M loglevel=8 rootfstype=ext3 root=/dev/mmcblk0p2 rootdelay=5 mtdparts=physmap-flash:-(nor);neo1973-nand:0x00040000(u-boot),0x00040000(u-boot_env),0x00800000(kernel),0x000a0000(splash),0x00040000(factory),0x0f6a0000(rootfs) ro
bootcmd=setenv bootargs ${bootargs_base}; mmcinit; ext2load mmc 1:2 0x32000000 boot/stable.bin; bootm 0x32000000
menu_1=stable: setenv bootargs ${bootargs_base}; mmcinit; ext2load mmc 1:2 0x32000000 boot/stable.bin; bootm 0x32000000
menu_2=testing: setenv bootargs ${bootargs_base}; mmcinit; ext2load mmc 1:2 0x32000000 boot/testing.bin; bootm 0x32000000
menu_3=unstable: setenv bootargs ${bootargs_base}; mmcinit; ext2load mmc 1:2 0x32000000 boot/unstable.bin; bootm 0x32000000
menu_4=failsafe: setenv bootargs g_ether.host_addr=00:1F:11:01:1F:6B g_ether.dev_addr=00:1F:11:01:1F:6B panic=20 mem=127M loglevel=8 rootfstype=ext2 root=/dev/mmcblk0p2 rootdelay=5 ro mtdparts=physmap-flash:-(nor);neo1973-nand:0x00040000(u-boot),0x00040000(u-boot_env),0x00800000(kernel),0x000a0000(splash),0x00040000(factory),0x0f6a0000(rootfs) rootfstype=ext2 root=/dev/mmcblk0p2 rootdelay=5 panic=10; mmcinit; ext2load mmc 1 0x32000000 boot/failsafe.bin; bootm 0x32000000
menu_5=fast charge: neo1973 charger fast; neo1973 backlight off; neo1973 led 0 on; setenv boot_menu_timeout 3600
menu_6=Set console to USB: setenv stdin usbtty; setenv stdout usbtty; setenv stderr usbtty
menu_7=Set console to serial: setenv stdin serial; setenv stdout serial; setenv stderr serial
menu_8=Power off: neo1973 power-off
menu_9=experimental: setenv bootargs ${bootargs_base}; mmcinit; ext2load mmc 1:2 0x32000000 boot/experimental.bin; bootm 0x32000000
splashimage=nand read.e 0x32000000 splash 0x5000; unzip 0x32000000 0x8800000 0x96000
stdin=usbtty
stdout=usbtty
stderr=usbtty
usbtty=cdc_acm
quiet=1
bootdelay=1
boot_menu_timeout=300
mtdids=nor0=physmap-flash,nand0=neo1973-nand
partition=nor0,0
mtddevnum=0
mtddevname=nor
pcb_rev=0x000
pcf50633_int1=0x80
pcf50633_int2=0x03

Environment size: 2564/262140 bytes
GTA02v5 # setenv bootargs ${bootargs_base}
GTA02v5 # mmcinit
Card Type:          SD 2.0 SDHC
Manufacturer:       0x1b, OEM "SM"
Product name:       "00000", revision 1.0
Serial number:      2021353516
Manufacturing date: 5/2009
MMC/SD size:        3MiB
GTA02v5 # ext2load mmc 1:2 0x32000000 boot/stable.bin

1768488 bytes read
GTA02v5 # bootm 0x32000000
## Booting kernel from Legacy Image at 32000000 ...
   Image Name:   3f4c7e4fa3d937a8
   Created:      2010-12-20  16:17:56 UTC
   Image Type:   ARM Linux Kernel Image (uncompressed)
   Data Size:    1768424 Bytes =  1.7 MB
   Load Address: 30008000
   Entry Point:  30008000
   Verifying Checksum ... OK

FATAL: term closed
term_exitfunc: reset failed for dev UNKNOWN: Input/output error
lindi@sauna:~$