U-Boot 2015.10 (Jan 05 2016 - 18:00:28 +0000

DRAM:  480 Mi
RPI Model B rev
MMC:   bcm2835_sdhci: 
reading uboot.en

** Unable to read "uboot.env" from mmc0:1 *
Using default environmen

In:    seria
Out:   lc
Err:   lc
Net:   Net Initialization Skippe
No ethernet found
reading uEnv.tx
0 bytes read in 6 ms (0 Bytes/s
Hit any key to stop autoboot:  2  1  0
starting USB..
USB0:   Core Release: 2.80
scanning bus 0 for devices... 3 USB Device(s) foun
       scanning usb for storage devices... 0 Storage Device(s) foun
       scanning usb for ethernet devices... 1 Ethernet Device(s) foun
Booting from: mmc 0 ubldr.bi
reading ubldr.bi
218784 bytes read in 30 ms (7 MiB/s
## No elf image at address 0x0020000
## Starting application at 0x00200000 ..
Consoles: U-Boot console  
Compatible U-Boot API signature found @1db474d0

FreeBSD/armv6 U-Boot loader, Revision 1.2
(root@current, Fri Jan 29 13:20:11 JST 2016)

DRAM: 480MB
Number of U-Boot devices: 2
U-Boot env: loaderdev='mmc 0'
Found U-Boot device: disk
  Checking unit=0 slice=<auto> partition=<auto>... good.
Booting from disk0s2a:
boot/kernel/kernel text=0x5ffcc0 
data=0x62fa4+0xe439c
syms=[0x4+0xda540+0x4+0xb8546]

Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel] in 9 seconds... 
Booting [/boot/kernel/kernel]...               
Using DTB provided by U-Boot at address 0x100.
/-\|Kernel entry at 0x400180...
Kernel args: (null)
panic: Undefined instruction in kernel.

Uptime: 1s