=> setenv bootargs console=ttyAM0,115200 mtdparts=gpmi-nfc ubi.mtd=0 root=ubi0:rootfs0 rootfstype=ubifs gpmi_debug_init
=> nfs 42000000 192.168.50.62:/export/kernel/zlinux ; bootm
ks8851 chip ID=0x8872
Using ks1.0 device
File transfer via NFS from server 192.168.50.62; our IP address is 192.168.50.136
Filename '/export/kernel/zlinux'.
Load address: 0x42000000
Loading: T #################################################################
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done
Bytes transferred = 4911492 (4af184 hex)
## Booting kernel from Legacy Image at 42000000 ...
Image Name: linux-2.6
Created: 2012-09-12 20:56:51 UTC
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 4911428 Bytes = 4.7 MiB
Load Address: 40400000
Entry Point: 40400000
Verifying Checksum ... OK
Loading Kernel Image ... OK
OK

Starting kernel ...

Uncompressing Linux... done, booting the kernel.
Linux version 2.6.35.3-1129-g691c08a (root@Urrys-ubuntu) (gcc version 4.3.3 (Sourcery G++ Lite 2009q1-203) ) #2 PREEMPT Thu Sep 13 00:56:46 MSK 2012
CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177
CPU: VIVT data cache, VIVT instruction cache
Machine: Freescale MX23EVK board
Memory policy: ECC disabled, Data cache writeback
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
Kernel command line: console=ttyAM0,115200 mtdparts=gpmi-nfc ubi.mtd=0 root=ubi0:rootfs0 rootfstype=ubifs gpmi_debug_init
PID hash table entries: 256 (order: -2, 1024 bytes)
Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
Memory: 64MB = 64MB total
Memory: 54132k/54132k available, 11404k reserved, 0K highmem
Virtual kernel memory layout:
vector : 0xffff0000 - 0xffff1000 ( 4 kB)
fixmap : 0xfff00000 - 0xfffe0000 ( 896 kB)
DMA : 0xfde00000 - 0xffe00000 ( 32 MB)
vmalloc : 0xc4800000 - 0xf0000000 ( 696 MB)
lowmem : 0xc0000000 - 0xc4000000 ( 64 MB)
modules : 0xbf000000 - 0xc0000000 ( 16 MB)
.init : 0xc0008000 - 0xc060f000 (6172 kB)
.text : 0xc060f000 - 0xc0a53000 (4368 kB)
.data : 0xc0a54000 - 0xc0a80060 ( 177 kB)
SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
NR_IRQS:224
Console: colour dummy device 80x30
console [ttyAM0] enabled
Calibrating delay loop... 226.91 BogoMIPS (lpj=1134592)
pid_max: default: 32768 minimum: 301
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
devtmpfs: initialized
regulator: core version 0.5
regulator: dummy:
NET: Registered protocol family 16
regulator: vddd: 800 <--> 1575 mV at 1550 mV fast normal
regulator: vdddbo: 800 <--> 1575 mV fast normal
regulator: vdda: 1500 <--> 2275 mV at 1750 mV fast normal
regulator: vddio: 2800 <--> 3575 mV at 3300 mV fast normal
regulator: overall_current: fast normal
regulator: mxs-duart-1: fast normal
regulator: mxs-bl-1: fast normal
regulator: mxs-i2c-1: fast normal
regulator: mmc_ssp-1: fast normal
regulator: mmc_ssp-2: fast normal
regulator: charger-1: fast normal
regulator: power-test-1: fast normal
regulator: cpufreq-1: fast normal
i.MX IRAM pool: 28 KB@0xc4808000
bio: create slab <bio-0> at 0
SCSI subsystem initialized
usbcore: registered new interface driver usbfs
usbcore: registered new interface driver hub
usbcore: registered new device driver usb
Advanced Linux Sound Architecture Driver Version 1.0.23.
Switching to clocksource mxs clock source
NET: Registered protocol family 2
IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
TCP established hash table entries: 2048 (order: 2, 16384 bytes)
TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
TCP: Hash tables configured (established 2048 bind 2048)
TCP reno registered
UDP hash table entries: 256 (order: 0, 4096 bytes)
UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)
NET: Registered protocol family 1
Bus freq driver module loaded
mxs_cpu_init: cpufreq init finished
NTFS driver 2.1.29 [Flags: R/O].
JFFS2 version 2.2. (NAND) (SUMMARY) &#65533;&#65533; 2001-2006 Red Hat, Inc.
msgmni has been set to 105
alg: No test for stdrng (krng)
cryptodev: driver loaded.
io scheduler noop registered
io scheduler deadline registered
io scheduler cfq registered (default)
Console: switching to colour frame buffer device 60x34
mxs-duart.0: ttyAM0 at MMIO 0x80070000 (irq = 0) is a DebugUART
brd: module loaded
loop: module loaded
i.MX GPMI NFC
UBI error: ubi_init: UBI error: cannot initialize UBI, error -19
mxs-spi mxs-spi.0: Max possible speed 96000 = 96000000/2 kHz
mxs-spi mxs-spi.0: at 0x80010000 mapped to 0xF0010000, irq=14, bus 1, DMA ver_major 3
ks8851 spi1.0: message enable is 0
ks8851 spi1.0: eth0: revision 1, MAC 02:bc:29:3c:2c:fe, IRQ 195
PPP generic driver version 2.4.2
PPP Deflate Compression module registered
PPP BSD Compression module registered
PPP MPPE Compression module registered
NET: Registered protocol family 24
tun: Universal TUN/TAP device driver, 1.6
tun: (C) 1999-2004 Max Krasnyansky <maxk@qualcomm.com>
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
fsl-ehci fsl-ehci: Freescale On-Chip EHCI Host Controller
fsl-ehci fsl-ehci: new USB bus registered, assigned bus number 1
fsl-ehci fsl-ehci: irq 11, io base 0x80080000
fsl-ehci fsl-ehci: USB 2.0 started, EHCI 1.00
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver usbserial
USB Serial support registered for generic
usbcore: registered new interface driver usbserial_generic
usbserial: USB Serial Driver core
USB Serial support registered for GSM modem (1-port)
usbcore: registered new interface driver option
option: v0.7.2:USB Driver for GSM modems
spi3.0 supply vcc not found, using dummy regulator
ads7846 spi3.0: touchscreen, irq 188
input: ADS7843 Touchscreen as /devices/platform/spi_gpio.3/spi3.0/input/input0
MXS RTC driver v1.0 hardware v2.0.0
mxs-rtc mxs-rtc.0: rtc core: registered mxs-rtc as rtc0
Linux video capture interface: v2.00
mxs-pxp mxs-pxp.0: initialized
usbcore: registered new interface driver uvcvideo
USB Video Class driver (v0.1.0)
mxs watchdog: initialized, heartbeat 19 sec
dcp dcp.0: DCP crypto enabled.!
usbcore: registered new interface driver usbhid
usbhid: USB HID core driver
mxs-adc-audio mxs-adc-audio.0: MXS ADC/DAC Audio Codec
No device for DAI mxs adc/dac
No device for DAI mxs adc/dac
asoc: mxs adc/dac <-> mxs adc/dac mapping ok
ASoC: Failed to create codec debugfs directory
ALSA device list:
#0: MXS EVK (mxs adc/dac)
ip_tables: (C) 2000-2006 Netfilter Core Team
TCP cubic registered
NET: Registered protocol family 17
Freeing init memory: 6172K
ubiattach: error!: UBI is not present in the system
UBIFS error (pid 442): ubifs_get_sb: cannot open "ubi0:nandfs", error -19
mount: mounting ubi0:nandfs on /mnt/nand failed: No such device
Initializing random number generator... done.
Starting wi-fi network ...
Error for wireless request "Set Mode" (8B06) :
SET failed on device wlan0 ; Invalid argument.
Cannot read /proc/net/wireless
Error for wireless request "Set ESSID" (8B1A) :
SET failed on device wlan0 ; Invalid argument.
ifconfig: SIOCSIFADDR: No such device
Starting vsftpd: OK

Welcome to SK-iMX233 development board.
sk login:

# usb 1-1: new high speed USB device using fsl-ehci and address 3
scsi1 : usb-storage 1-1:1.0
scsi 1:0:0:0: Direct-Access Sony Storage Media 0100 PQ: 0 ANSI: 0 CCS
sd 1:0:0:0: [sda] 3932160 512-byte logical blocks: (2.01 GB/1.87 GiB)
sd 1:0:0:0: [sda] Write Protect is off
sd 1:0:0:0: [sda] Assuming drive cache: write through
sd 1:0:0:0: [sda] Assuming drive cache: write through
sda: sda1
nfs: server 192.168.50.62 not responding, still trying
nfs: server 192.168.50.62 not responding, still trying

Jun 3 201021:15:18
EMI_CTRL 0x1C084040
FRAC 0x92926192
init_ddr_mt46v32m16_133Mhz
power 0x00820710
Frac 0x92926192
start change cpu freq
hbus 0x00000003
cpu 0x00010001


U-Boot 2011.12 (Sep 11 2012 - 21:35:47)

Freescale i.MX23 family
DRAM: 64 MiB
WARNING: Caches not enabled
MMC: MXS MMC: 0
Using default environment

In: serial
Out: serial
Err: serial
Net: ks1.0
Hit any key to stop autoboot: 0
=>
=> printenv
baudrate=115200
bootargs=mem=64M ip=192.168.50.136:192.168.50.62:192.168.50.41:255.255.255.0::eth0:off noinitrd console=ttyAM0,115200n8 root=/dev/nfs rw nfsroot=192.168.50.62:/export/rootfs,nolock,rsize=1024,wsize=1024
bootcmd=nfs 42000000 192.168.50.62:/export/kernel/zlinux ; bootm
bootdelay=3
bootfile=uImage
ethact=ks1.0
ethaddr=00:1f:f2:00:00:00
ipaddr=192.168.50.136
loadaddr=0x42000000
netmask=255.255.255.0
serverip=192.168.50.62
stderr=serial
stdin=serial
stdout=serial
ver=U-Boot 2011.12 (Sep 11 2012 - 21:35:47)

Environment size: 554/16380 bytes
=>
. . . . . . . .

IP-Config: Complete:
device=eth0, addr=192.168.50.136, mask=255.255.255.0, gw=192.168.50.41,
host=192.168.50.136, domain=, nis-domain=(none),
bootserver=192.168.50.62, rootserver=192.168.50.62, rootpath=
Looking up port of RPC 100003/2 on 192.168.50.62
Looking up port of RPC 100005/1 on 192.168.50.62
VFS: Mounted root (nfs filesystem) on device 0:14.
devtmpfs: mounted
Freeing init memory: 128K
Starting logging: OK
ubiattach: error!: cannot attach mtd1
error 19 (No such device)
UBIFS error (pid 463): ubifs_get_sb: cannot open "ubi0:nandfs", error -19
mount: mounting ubi0:nandfs on /mnt/nand failed: No such device
Initializing random number generator... done.
ifconfig: SIOCSIFHWADDR: Device or resource busy
route: SIOCADDRT: File exists

Welcome to Buildroot
buildroot_my login: root
#
#
# mount | grep root
rootfs on / type rootfs (rw)
/dev/root on / type nfs (rw,relatime,vers=2,rsize=1024,wsize=1024,namlen=255,hard,nolock,proto=udp,port=65535,timeo=11,retrans=3,sec=sys,mountport=65535,mountproto=,addr=192.168.50.62)
#
# dmesg | grep "command line"
Kernel command line: mem=64M ip=192.168.50.136:192.168.50.62:192.168.50.41:255.255.255.0::eth0:off noinitrd console=ttyAM0,115200n8 root=/dev/nfs rw nfsroot=192.168.50.62:/export/rootfs,nolock,rsize=1024,wsize=1024