U-Boot 2015.04-00466-gedec83e90172 (Mar 14 2016 - 10:42:01) TEGRA124 Model: Acer Chromebook 13 CB5-311 DRAM: 4 GiB C: Tegra SD/MMC: 0, Tegra SD/MMC: 1, Tegra SD/MMC: 2 MMC init failed Using default environment In: serial Out: serial Err: serial Net: Net Initialization Skipped No ethernet found. Hit any key to stop autoboot: 2  0 Tegra124 (Nyan-big) # Tegra124 (Nyan-big) # usb start starting USB... USB0: USB EHCI 1.10 scanning bus 0 for devices... 2 USB Device(s) found USB1: USB EHCI 1.10 scanning bus 1 for devices... 2 USB Device(s) found scanning usb for storage devices... 1 Storage Device(s) found scanning usb for ethernet devices... Warning: asx0 using MAC address from net device 1 Ethernet Device(s) found Tegra124 (Nyan-big) # mw 0x7000e4a0 0x00080000 Tegra124 (Nyan-big) # setenv bootargs 'ignore_loglevel console=ttyS0,115200n8 rw root=PARTUUID=4d36e82a-b3c0-4b4b-bfcd-afe5217ac023 rootwait gpt debug noinitrd earlyprintk init=/bin/bash' Tegra124 (Nyan-big) # setenv ipaddr 192.168.100.102; setenv serverip 192.168.100.1; setenv tftpserverip 192.168.100.1 Tegra124 (Nyan-big) # tftpboot 0x82000000 zImage.tegra_defconfig Using asx0 device TFTP from server 192.168.100.1; our IP address is 192.168.100.102 Filename 'zImage.tegra_defconfig'. Load address: 0x82000000 Loading: *################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ################################################################# ########################## 3.3 MiB/s done Bytes transferred = 6105080 (5d27f8 hex) Tegra124 (Nyan-big) # tftpboot 0x83000000 tegra124-nyan-big.dtb Using asx0 device TFTP from server 192.168.100.1; our IP address is 192.168.100.102 Filename 'tegra124-nyan-big.dtb'. Load address: 0x83000000 Loading: *##### 3.2 MiB/s done Bytes transferred = 68155 (10a3b hex) Tegra124 (Nyan-big) # bootz 0x82000000 - 0x83000000 Kernel image @ 0x82000000 [ 0x000000 - 0x5d27f8 ] ## Flattened Device Tree blob at 83000000 Booting using the fdt blob at 0x83000000 Using Device Tree in place at 83000000, end 83013a3a Starting kernel ... Uncompressing Linux... done, booting the kernel. [ 0.000000] Booting Linux on physical CPU 0x0 [ 0.000000] Linux version 4.12.0-rc1-next-20170519-173277-g5666af8 (jonathanh@kaivo) (gcc version 4.7.3 20130328 (prerelease) (crosstool-NG linaro-1.13.1-4.7-2013.04-20130415 - Linaro GCC 2013.04) ) #1 SMP PREEMPT Thu May 18 22:36:18 PDT 2017 [ 0.000000] CPU: ARMv7 Processor [413fc0f3] revision 3 (ARMv7), cr=10c5387d [ 0.000000] CPU: div instructions available: patching division code [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, PIPT instruction cache [ 0.000000] OF: fdt: Machine model: Acer Chromebook 13 CB5-311 [ 0.000000] OF: fdt: Ignoring memory range 0x100000000 - 0x17ffff000 [ 0.000000] debug: ignoring loglevel setting. [ 0.000000] bootconsole [earlycon0] enabled [ 0.000000] Memory policy: Data cache writealloc [ 0.000000] cma: Reserved 64 MiB at 0xfbc00000 [ 0.000000] On node 0 totalpages: 524287 [ 0.000000] free_area_init_node: node 0, pgdat c0eaebc0, node_mem_map eeff7000 [ 0.000000] Normal zone: 1536 pages used for memmap [ 0.000000] Normal zone: 0 pages reserved [ 0.000000] Normal zone: 196608 pages, LIFO batch:31 [ 0.000000] HighMem zone: 327679 pages, LIFO batch:31 [ 0.000000] percpu: Embedded 17 pages/cpu @eef80000 s39040 r8192 d22400 u69632 [ 0.000000] pcpu-alloc: s39040 r8192 d22400 u69632 alloc=17*4096 [ 0.000000] pcpu-alloc: [0] 0 [0] 1 [0] 2 [0] 3 [ 0.000000] Built 1 zonelists in Zone order, mobility grouping on. Total pages: 522751 [ 0.000000] Kernel command line: ignore_loglevel console=ttyS0,115200n8 rw root=PARTUUID=4d36e82a-b3c0-4b4b-bfcd-afe5217ac023 rootwait gpt debug noinitrd earlyprintk init=/bin/bash [ 0.000000] PID hash table entries: 4096 (order: 2, 16384 bytes)