Собрал rootfs для платы mini6410 с помощью http://narcissus.angstrom-distribution.org/. Опции: mini6410, bare-bone, udev, tar.gz. Образ busybox-image-mini6410.tar.gz распаковал на SD карту. Изменил командную строку bootargs в u-boot для загрузки rootfs c sd карты
console=tty0 console=ttySAC0,115200 root=/dev/mmcblk0p1 rootwait
Загрузка происходит, но возникают непонятные ошибки.
## Booting image at c0008000 ...
Image Name: Angstrom/2.6.28/mini6410
Created: 2011-05-23 11:32:51 UTC
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 2344536 Bytes = 2.2 MB
Load Address: 50008000
Entry Point: 50008000
Verifying Checksum ... OK
OK
Starting kernel ...
Uncompressing Linux...........................................................................
.................................................................................
..... done, booting the kernel.
Linux version 2.6.28.6 (andy@andy-desktop) (gcc version 4.5.3 20110311 (prerelease) (GCC) ) #3 PREEMPT Mon May 23 15:32:03 MSD 2011
CPU: ARMv6-compatible processor [410fb766] revision 6 (ARMv7), cr=00c5387f
CPU: VIPT nonaliasing data cache, VIPT nonaliasing instruction cache
Machine: SMDK6410
Memory policy: ECC disabled, Data cache writeback
CPU S3C6410 (id 0x36410101)
S3C24XX Clocks, © 2004 Simtec Electronics
S3C64XX: PLL settings, A=532000000, M=532000000, E=24000000
S3C64XX: HCLKx2=266000000, HCLK=133000000, PCLK=66500000
div1: 00000555
...
здесь опустил часть лога
...
Driver 'sd' needs updating - please use bus_type methods
S3C NAND Driver, © 2008 Samsung Electronics
S3C NAND Driver is using hardware ECC.
NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit)
Creating 4 MTD partitions on "NAND 256MiB 3,3V 8-bit":
0x00000000-0x00100000 : "Bootloader"
0x00100000-0x00400000 : "Kernel"
0x00400000-0x03400000 : "Rootfs"
0x03400000-0x10000000 : "File System"
ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
s3c2410-ohci s3c2410-ohci: S3C24XX OHCI
s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1
s3c2410-ohci s3c2410-ohci: irq 79, io mem 0x74300000
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
usb usb1: Product: S3C24XX OHCI
usb usb1: Manufacturer: Linux 2.6.28.6 ohci_hcd
usb usb1: SerialNumber: s3c24xx
Initializing USB Mass Storage driver...
usbcore: registered new interface driver usb-storage
USB Mass Storage support registered.
usbcore: registered new interface driver usbserial
usbserial: USB Serial Driver core
USB Serial support registered for pl2303
usbcore: registered new interface driver pl2303
pl2303: Prolific PL2303 USB to serial adaptor driver
s3c-udc : S3C HS USB OTG Device Driver, © 2008-2009 Samsung Electronics
s3c-udc : version 15 March 2009 (DMA Mode)
mice: PS/2 mouse device common for all mice
S3C Touchscreen driver, © 2008 Samsung Electronics
S3C TouchScreen got loaded successfully : 12 bits
input: S3C TouchScreen as /devices/virtual/input/input0
S3C24XX RTC, © 2004,2006 Simtec Electronics
s3c2410_rtc: tick irq 34, alarm irq 92
s3c2410-rtc s3c2410-rtc: rtc disabled, re-enabling
s3c2410-rtc s3c2410-rtc: rtc core: registered s3c as rtc0
i2c /dev entries driver
s3c2440-i2c s3c2440-i2c: slave address 0x10
s3c2440-i2c s3c2440-i2c: bus frequency set to 377 KHz
parent clock for camera: 266.000 MHz, divisor: 11
[CAM]RESET CAM.<6>s3c2440-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
S3C2410 Watchdog Timer, © 2004 Simtec Electronics
s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled
cpuidle: using governor ladder
sdhci: Secure Digital Host Controller Interface driver
sdhci: Copyright© Pierre Ossman
s3c-sdhci s3c-sdhci.0: clock source 0: hsmmc (133000000 Hz)
s3c-sdhci s3c-sdhci.0: clock source 1: hsmmc (133000000 Hz)
s3c-sdhci s3c-sdhci.0: clock source 2: mmc_bus (44333333 Hz)
[SDHCI]to add external irq as a card detect signal......
[SDHCI]if (pdata->cfg_ext_cd)......
mmc0: SDHCI controller on samsung-hsmmc [s3c-sdhci.0] using ADMA
[SDHCI]request_irq......
sdhci: card inserted.
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
WM9713/WM9714 SoC Audio Codec 0.15
playback: 1, capture : 1
asoc: AC97 HiFi <-> s3c64xx-ac97 mapping ok
ALSA device list:
#0: SMDK6400 (WM9713)
TCP cubic registered
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
VFP support v0.3: implementor 41 architecture 1 part 20 variant b rev 5
s3c2410-rtc s3c2410-rtc: setting system clock to 2011-05-24 10:31:52 UTC (1306233112)
Waiting for root device /dev/mmcblk0p1...
mmc0: new SD card at address aaaa
mmcblk0: mmc0:aaaa SD02G 1.84 GiB
mmcblk0: p1
kjournald starting. Commit interval 5 seconds
EXT3 FS on mmcblk0p1, internal journal
EXT3-fs: recovery complete.
EXT3-fs: mounted filesystem with ordered data mode.
VFS: Mounted root (ext3 filesystem).
Freeing init memory: 132K
Warning: unable to open an initial console.
... здесь пауза секунд 10
udev: starting version 151
end_request: I/O error, dev mtdblock1, sector 0
Buffer I/O error on device mtdblock1, logical block 0
s3c-nand: 1 bit error detected at byte 1269, correcting from 0x00 to 0x10...OK
end_request: I/O error, dev mtdblock1, sector 8
Buffer I/O error on device mtdblock1, logical block 1
s3c-nand: 1 bit error detected at byte 1230, correcting from 0x00 to 0x08...OK
end_request: I/O error, dev mtdblock1, sector 16
Buffer I/O error on device mtdblock1, logical block 2
end_request: I/O error, dev mtdblock1, sector 24
Buffer I/O error on device mtdblock1, logical block 3
s3c-nand: 1 bit error detected at byte 529, correcting from 0x7d to 0x5d...OK
end_request: I/O error, dev mtdblock1, sector 32
Buffer I/O error on device mtdblock1, logical block 4
... много аналогичных ошибок
end_request: I/O error, dev mtdblock0, sector 232
end_request: I/O error, dev mtdblock0, sector 240
end_request: I/O error, dev mtdblock0, sector 248
end_request: I/O error, dev mtdblock0, sector 0
.-------.
| | .-.
| | |-----.-----.-----.| | .----..-----.-----.
| | | __ | ---'| '--.| .-'| | |
| | | | | |--- || --'| | | ' | | | |
'---'---'--'--'--. |-----''----''--' '-----'-'-'-'
-' |
'---'
The Angstrom Distribution mini6410 ttySAC0
Angstrom 2010.7-test-20101121 mini6410 ttySAC0
mini6410 login:
Система вроде работоспособная, но что означают эти ошибки? В mtdblock0 находится u-boot, а в mtdblock1 ядро и все нормально грузится. Подскажите в какую сторону капать.