U-Boot SPL 2014.01-00219-gc4d376f (Feb 18 2014 - 19:57:18) U-Boot 2014.01-00219-gc4d376f (Feb 18 2014 - 19:57:18) TEGRA30 Board: NVIDIA Beaver I2C: ready DRAM: 2 GiB MMC: Tegra SD/MMC: 0, Tegra SD/MMC: 1 In: serial Out: serial Err: serial Net: Net Initialization Skipped No ethernet found. Hit any key to stop autoboot: 2  0 Tegra30 (Beaver) # Tegra30 (Beaver) # usb reset (Re)start USB... USB0: USB EHCI 1.00 scanning bus 0 for devices... 2 USB Device(s) found scanning usb for storage devices... 0 Storage Device(s) found scanning usb for ethernet devices... Warning: asx0 using MAC address from net device 1 Ethernet Device(s) found Tegra30 (Beaver) # setenv bootargs 'ignore_loglevel console=ttyS0,115200n8 rw root=/dev/mmcblk0p1 rootwait gpt debug noinitrd earlyprintk init=/bin/bash' Tegra30 (Beaver) # setenv ipaddr 192.168.100.101; setenv serverip 192.168.100.1; setenv tftpserverip 192.168.100.1 Tegra30 (Beaver) # tftpboot 0x81000000 zImage.multi_v7_defconfig Using asx0 device TFTP from server 192.168.100.1; our IP address is 192.168.100.101 Filename 'zImage.multi_v7_defconfig'. Load address: 0x81000000 Loading: *EHCI timed out on TD - token=0x8008d80 T #T EHCI timed out on TD - token=0x8008d80 T EHCI timed out on TD - token=0x88008d80 T EHCI timed out on TD - token=0x88008d80 T EHCI timed out on TD - token=0x88008d80 T EHCI timed out on TD - token=0x88008d80 T EHCI timed out on TD - token=0x8008d80 T EHCI timed out on TD - token=0x8008d80 T