Hi All,

I am trying to boot the beaglebone black from sd card, but boot process 
stops with below error.

I have taken u-boot and rootfs from the below link

wget http://s3.armhf.com/dist/bone/bone-uboot.tar.xzuE

wget 
http://s3.armhf.com/dist/bone/ubuntu-trusty-14.04-rootfs-3.14.4.1-bone-armhf.com.tar.xz

I have attached the uEnv.txt file,pleas everify. 


U-Boot SPL 2013.04-dirty (Jul 10 2013 - 14:02:53)
musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, 
SoftConn)
musb-hdrc: MHDRC RTL version 2.0 
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Peripheral mode controller at 47401000 using PIO, IRQ 0
musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, 
SoftConn)
musb-hdrc: MHDRC RTL version 2.0 
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Host mode controller at 47401800 using PIO, IRQ 0
OMAP SD/MMC: 0
mmc_send_cmd : timeout: No status update
reading u-boot.img
reading u-boot.img


U-Boot 2013.04-dirty (Jul 10 2013 - 14:02:53)

I2C:   ready
DRAM:  512 MiB
WARNING: Caches not enabled
NAND:  No NAND device found!!!
0 MiB
MMC:   OMAP SD/MMC: 0, OMAP SD/MMC: 1
*** Warning - readenv() failed, using default environment

musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, 
SoftConn)
musb-hdrc: MHDRC RTL version 2.0 
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Peripheral mode controller at 47401000 using PIO, IRQ 0
musb-hdrc: ConfigData=0xde (UTMI-8, dyn FIFOs, HB-ISO Rx, HB-ISO Tx, 
SoftConn)
musb-hdrc: MHDRC RTL version 2.0 
musb-hdrc: setup fifo_mode 4
musb-hdrc: 28/31 max ep, 16384/16384 memory
USB Host mode controller at 47401800 using PIO, IRQ 0
Net:   <ethaddr> not set. Validating first E-fuse MAC
cpsw, usb_ether
Hit any key to stop autoboot:  0 
gpio: pin 53 (gpio 53) value is 1
mmc0 is current device
micro SD card found
mmc0 is current device
gpio: pin 54 (gpio 54) value is 1
SD/MMC found on device 0
reading uEnv.txt
557 bytes read in 4 ms (135.7 KiB/s)
Loaded environment from uEnv.txt
Importing environment from mmc ...
Running uenvcmd ...
syntax error
mmc_send_cmd : timeout: No status update
24808 bytes read in 35 ms (691.4 KiB/s)
Bad Linux ARM zImage magic!
gpio: pin 55 (gpio 55) value is 1
** File not found /boot/uImage **
U-Boot# 

what could be the possible mistakes for this error, please help me to 
resolve this issue.

Thanks and regards,
Madhu

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loadloadaddr=0x82000000
fdtaddr=0x88000000
kernel_file=zImage
fdtfile=am335x-boneblack.dtb
bootdir=/boot
mmcdev=1
mmcpart=2
loadzimage=load mmc ${mmcdev}:${mmcpart} ${loadaddr} ${bootdir}/${kernel_file} 
loadfdt=load mmc ${mmcdev}:${mmcpart} ${fdtaddr} ${bootdir}/${fdtfile} 
console=ttyO0,115200n8
mmcroot=/dev/mmcblk0p2 rw
mmcrootfstype=ext4 rootwait 
mmcargs=setenv bootargs console=${console} root=${mmcroot} 
rootfstype=${mmcrootfstype} ${optargs}
uenvcmd=run loadzimage; run loadfdt; run mmcargs; bootz ${loadaddr} - ${fdtaddr}

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