Tuesday, October 13, 2009

MTD, UBI, UBIFS, ... in dmesg

root@osamu:/# uname -a
Linux osamu 2.6.28-271-gec75a15 #1 PREEMPT Thu Sep 10 17:37:32 JST 2009 armv7l GNU/Linux

root@osamu:/# dmesg
>TCP bind hash table entries: 16384 (order: 4, 65536 bytes)
TCP: Hash tables configured (established 16384 bind 16384)
TCP reno registered
NET: Registered protocol family 1
LPMode driver module loaded
Static Power Management for Freescale i.MX51
PM driver module loaded
Bus freq driver module loaded
usb: Host 1 host (isp1504) registered
usb: DR host (utmi) registered
mxc_dvfs_core_probe
DVFS driver module loaded
i.MXC CPU frequency driver
JFFS2 version 2.2. (NAND) © 2001-2006 Red Hat, Inc.
msgmni has been set to 942
alg: No test for stdrng (krng)
io scheduler noop registered
io scheduler anticipatory registered
io scheduler deadline registered
io scheduler cfq registered (default)
PWM: Rate=658415 [Hz] Period=2194 [cnt]
fbcvt: 1024x768@60: CVT Name - .786M3
mxc_ipu mxc_ipu: Channel already disabled 9
mxc_ipu mxc_ipu: Channel already uninitialized 9
Console: switching to colour frame buffer device 128x48
mxc_sdc_fb mxc_sdc_fb.0: fb registered, using mode 1024x768M-16@60
fbcvt: 1024x768@60: CVT Name - .786M3
mxc_sdc_fb mxc_sdc_fb.2: fb registered, using mode 1024x768M-16@60
mxc_ipu mxc_ipu: Channel already disabled 10
mxc_ipu mxc_ipu: Channel already uninitialized 10
Serial: MXC Internal UART driver
mxcintuart.0: ttymxc0 at MMIO 0x73fbc000 (irq = 31) is a Freescale MXC
console [ttymxc0] enabled
mxcintuart.1: ttymxc1 at MMIO 0x73fc0000 (irq = 32) is a Freescale MXC
mxcintuart.2: ttymxc2 at MMIO 0x7000c000 (irq = 33) is a Freescale MXC
loop: module loaded
usbcore: registered new interface driver catc
catc: v2.8:CATC EL1210A NetMate USB Ethernet driver
usbcore: registered new interface driver kaweth
pegasus: v0.6.14 (2006/09/27), Pegasus/Pegasus II USB Ethernet driver
usbcore: registered new interface driver pegasus
rtl8150: v0.6.2 (2004/08/27):rtl8150 based usb-ethernet driver
usbcore: registered new interface driver rtl8150
usbcore: registered new interface driver asix
usbcore: registered new interface driver cdc_ether
usbcore: registered new interface driver net1080
usbcore: registered new interface driver cdc_subset
usbcore: registered new interface driver zaurus
Linux video capture interface: v2.00
MXC Video Output MXC Video Output.0: Registered device video0
Driver 'sd' needs updating - please use bus_type methods
MXC MTD nor Driver 2.0
mxc_spi_nor spi1.1: sst25vf016b (2048 Kbytes)
Creating 3 MTD partitions on "mxc_spi_nor":
0x00000000-0x00080000 : "Redboot"
0x00080000-0x00090000 : "Redboot fis"
0x00090000-0x00200000 : "info"
MXC MTD nand Driver 2.5
NAND device: Manufacturer ID: 0xec, Chip ID: 0xd5 (Samsung NAND 2GiB 3,3V 8-bit)
2 NAND chips detected
Bad block table[Bbt0] found at page 524032, version 0x01
Bad block table[1tbB] found at page 523904, version 0x01
nand_read_bbt: Bad block at 0xb8600000
nand_read_bbt: Bad block at 0xb8700000
nand_scan_bbt: res:0 bbt:dc084000
RedBoot partition parsing not available
Creating 2 MTD partitions on "NAND 2GiB 3,3V 8-bit":
0x00000000-0x00600000 : "kernel"
0x00600000-0xffb00000 : "rfs"
UBI: attaching mtd4 to ubi0
UBI: physical eraseblock size: 1048576 bytes (1024 KiB)
UBI: logical eraseblock size: 1032192 bytes
UBI: smallest flash I/O unit: 8192
UBI: VID header offset: 8192 (aligned 8192)
UBI: data offset: 16384
UBI warning: ubi_eba_init_scan: cannot reserve enough PEBs for bad PEB handling, reserved 39, need 40
UBI: attached mtd4 to ubi0
UBI: MTD device name: "rfs"
UBI: MTD device size: 4085 MiB
UBI: number of good PEBs: 4083
UBI: number of bad PEBs: 2
UBI: max. allowed volumes: 128
UBI: wear-leveling threshold: 256
UBI: number of internal volumes: 1
UBI: number of user volumes: 1
UBI: available PEBs: 0
UBI: total number of reserved PEBs: 4083
UBI: number of PEBs reserved for bad PEB handling: 39
UBI: max/mean erase counter: 78/0
usbmon: debugfs is not available
ehci_hcd: USB 2.0 'Enhanced' Host Controller (EHCI) Driver
UBI: background thread "ubi_bgt0d" started, PID 961
fsl-ehci fsl-ehci.0: Freescale On-Chip EHCI Host Controller
fsl-ehci fsl-ehci.0: new USB bus registered, assigned bus number 1
fsl-ehci fsl-ehci.0: irq 14, io mem 0x73f80200
fsl-ehci fsl-ehci.0: USB 2.0 started, EHCI 1.00
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 1 port detected
fsl-ehci fsl-ehci.1: Freescale On-Chip EHCI Host Controller
fsl-ehci fsl-ehci.1: new USB bus registered, assigned bus number 2
fsl-ehci fsl-ehci.1: irq 18, io mem 0x73f80000
fsl-ehci fsl-ehci.1: USB 2.0 started, EHCI 1.00
usb usb2: configuration #1 chosen from 1 choice
hub 2-0:1.0: USB hub found
hub 2-0:1.0: 1 port detected
usbcore: registered new interface driver libusual
mice: PS/2 mouse device common for all mice
MXC Electrostatic Touch Key driver loaded
input: mxc_etk as /class/input/input0
input: oj6sh as /class/input/input1
oj6sh_probe Device spi1.2 probed
input: cover_sw as /class/input/input2
input: power_sw as /class/input/input3
oj6sh_power_up: product:0d revision:02
mc13892 rtc probe start
pmic_rtc pmic_rtc.1: rtc core: registered pmic_rtc as rtc0
mc13892 rtc probe succeed
i2c /dev entries driver
APM Battery Driver
PMIC Character device: successfully loaded
VPU initialized
power_supply mc13892_charger: charger status: online
mxsdhci: MXC Secure Digital Host Controller Interface driver
mxsdhci: MXC SDHCI Controller Driver.
mmc0: SDHCI detect irq 128 irq 1 INTERNAL DMA
mxsdhci: MXC SDHCI Controller Driver.
mmc1: SDHCI detect irq 0 irq 2 INTERNAL DMA
usbcore: registered new interface driver usbhid
usbhid: v2.6:USB HID core driver
Advanced Linux Sound Architecture Driver Version 1.0.18rc3.
ASoC version 0.13.2
sgtl5000-i2c 1-000a: SGTL5000 revision 17
DMA Sound Buffers Allocated:UseIram=1 buf->addr=1fff3000 buf->area=dec80000 size=24576
DMA Sound Buffers Allocated:UseIram=1 buf->addr=ac530000 buf->area=fc2b9000 size=24576
asoc: SGTL5000 <-> imx-ssi-3 mapping ok
ALSA device list:
#0: imx-3stack (SGTL5000)
TCP cubic registered
NET: Registered protocol family 17
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
ieee80211: 802.11 data/management/control stack, git-1.1.13
ieee80211: Copyright (C) 2004-2005 Intel Corporation
ieee80211_crypt: registered algorithm 'NULL'
VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 2
input: mxc_ts as /class/input/input4
mxc input touchscreen loaded
pmic_rtc pmic_rtc.1: setting system clock to 2009-09-27 05:51:34 UTC (1254030694)
UBIFS: mounted UBI device 0, volume 0, name "rootfs"
UBIFS: file system size: 4093673472 bytes (3997728 KiB, 3904 MiB, 3966 LEBs)
UBIFS: journal size: 12517376 bytes (12224 KiB, 11 MiB, 13 LEBs)
UBIFS: media format: 4 (latest is 4)
UBIFS: default compressor: LZO
UBIFS: reserved for root: 0 bytes (0 KiB)
VFS: Mounted root (ubifs filesystem).
Freeing init memory: 120K
usb 1-1: new high speed USB device using fsl-ehci and address 2
mmc0: new high speed SD card at address 912a
mmcblk0: mmc0:912a SD02G 1.83 GiB
mmcblk0: p1
usb 1-1: configuration #1 chosen from 1 choice
hub 1-1:1.0: USB hub found
hub 1-1:1.0: 4 ports detected
usb 2-1: new low speed USB device using fsl-ehci and address 2
usb 2-1: configuration #1 chosen from 1 choice
input: SHARP USB Keyboard as /class/input/input5
generic-usb 0003:04DD:92E7.0001: input,hidraw0: USB HID v1.10 Keyboard [SHARP USB Keyboard] on usb-fsl-ehci.1-1/input0
UBI: scrubbed PEB 42, data moved to PEB 947
input: SHARP USB Keyboard as /class/input/input6
generic-usb 0003:04DD:92E7.0002: input,hidraw1: USB HID v1.10 Device [SHARP USB Keyboard] on usb-fsl-ehci.1-1/input1
UBI: scrubbed PEB 12, data moved to PEB 946
UBI: scrubbed PEB 930, data moved to PEB 944
UBI: scrubbed PEB 742, data moved to PEB 930
mxc_ipu mxc_ipu: VSyncPre occurred before DI0 disable
DVFS is started
UBI: scrubbed PEB 826, data moved to PEB 948
UBI: scrubbed PEB 812, data moved to PEB 826
UBI: scrubbed PEB 917, data moved to PEB 812
mxc_ipu mxc_ipu: VSyncPre occurred before DI0 disable
mxc_ipu mxc_ipu: VSyncPre occurred before DI0 disable
mxc_ipu mxc_ipu: Channel already disabled 9
mxc_ipu mxc_ipu: Channel already uninitialized 9
UBI: scrubbed PEB 232, data moved to PEB 917
UBI: scrubbed PEB 918, data moved to PEB 232
UBI: scrubbed PEB 654, data moved to PEB 918
UBI: scrubbed PEB 186, data moved to PEB 654
UBI: scrubbed PEB 188, data moved to PEB 742
UBI: scrubbed PEB 738, data moved to PEB 707

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