Archlinux has NO kernel able to boot via tftboot on the Dockstar since 2 years. Debian has.
How can we help ?
The kernel is loaded but the Dockstar probably crashes
$this->bbcode_second_pass_quote('', 'n')c -l -u -p 6666
U-Boot 2011.12 (Feb 12 2012 - 21:33:07)
Seagate FreeAgent DockStar
arm-none-linux-gnueabi-gcc (Sourcery G++ Lite 2009q3-67) 4.4.1
GNU ld (Sourcery G++ Lite 2009q3-67) 2.19.51.20090709
Hit any key to stop autoboot: 0
(Re)start USB...
USB: Register 10011 NbrPorts 1
USB EHCI 1.00
scanning bus for devices... 3 USB Device(s) found
scanning bus for storage devices... 0 Storage Device(s) found
** Block device usb 0 not supported
** Invalid boot device **
Creating 1 MTD partitions on "nand0":
0x000002500000-0x000010000000 : "mtd=3"
UBI: attaching mtd1 to ubi0
UBI: physical eraseblock size: 131072 bytes (128 KiB)
UBI: logical eraseblock size: 129024 bytes
UBI: smallest flash I/O unit: 2048
UBI: sub-page size: 512
UBI: VID header offset: 512 (aligned 512)
UBI: data offset: 2048
UBI: attached mtd1 to ubi0
UBI: MTD device name: "mtd=3"
UBI: MTD device size: 219 MiB
UBI: number of good PEBs: 1752
UBI: number of bad PEBs: 0
UBI: max. allowed volumes: 128
UBI: wear-leveling threshold: 4096
UBI: number of internal volumes: 1
UBI: number of user volumes: 0
UBI: available PEBs: 1731
UBI: total number of reserved PEBs: 21
UBI: number of PEBs reserved for bad PEB handling: 17
UBI: max/mean erase counter: 1/1
UBIFS error (pid 0): ubifs_get_sb: cannot open "ubi:rootfs", error -19
Error reading superblock on volume 'ubi:rootfs'!
** Block device usb 0 not supported
** Block device usb 1 not supported
** Block device usb 2 not supported
** Block device usb 3 not supported
** Block device usb 0 not supported
** Block device usb 0 not supported
Wrong Image Format for bootm command
ERROR: can't get kernel image!
stopping USB..
Using egiga0 device
TFTP from server 192.168.0.99; our IP address is 192.168.0.101
Filename '/opt/tftpboot/1/boot/uImage'.
Load address: 0x2000000
Loading: #################################################################
#################################################################
#################################################################
#################################################
done
Bytes transferred = 3572744 (368408 hex)
## Booting kernel from Legacy Image at 02000000 ...
Image Name: Linux-3.9.9-1-ARCH
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 3572680 Bytes = 3.4 MiB
Load Address: 00008000
Entry Point: 00008000
Verifying Checksum ... OK
Loading Kernel Image ... OK
OK
Starting kernel ...