SAM9261完全启动Bootstrp/U-boot/linux-2.6.30/rootfs

 经过一段时间的奋斗，终于将linux在AT91SAM9260的板子上启动了。下面是启动后打印出来的字符。成功启动，花了将近一个月的时间。从编译bootstrp开始一步步的实现。其中遇到了很多困难，但是都被慢慢征服了！呵呵 希望未来是美好的！如果时间允许我将会把所有的实现步骤贴出来！但是不一定能实现！linux内核版本问题，gcc编译器，glibc的不同都会导致不一致性！希望想学习的朋友能够坚持！呵呵，真知待你去探寻！

RomBOOT

Start AT91Bootstrap...

U-Boot 1.3.4 (Feb 19 2013 - 17:19:27)

DRAM:  64 MB

NAND:  128 MiB

DataFlash:AT45DB642

Nb pages:   8192

Page Size:   1056

Size= 8650752 bytes

Logical address: 0xC0000000

Area 0: C0000000 to C00041FF (RO) Bootstrap

Area 1: C0004200 to C00083FF      Environment

Area 2: C0008400 to C0041FFF (RO) U-Boot

Area 3: C0042000 to C0251FFF      Kernel

Area 4: C0252000 to C083FFFF      FS

In:    serial

Out:   serial

Err:   serial

dm9000 i/o: 0x30000000, id: 0x90000a46 

DM9000: running in 16 bit mode

MAC: de:ad:be:ef:01:01

operating at unknown: 15 mode

Hit any key to stop autoboot:  3 2 1 0 

NAND read: device 0 offset 0xa0000, size 0x200000

 2097152 bytes read: OK

## Booting kernel from Legacy Image at 22000000 ...

   Image Name:   linux-2.6.30

   Image Type:   ARM Linux Kernel Image (uncompressed)

   Data Size:    1309916 Bytes =  1.2 MB

   Load Address: 20008000

   Entry Point:  20008000

   Verifying Checksum ... OK

   Loading Kernel Image ... OK

OK

Starting kernel ...

Uncompressing Linux.................................................................................. done, booting the kernel.

Linux version 2.6.30 ([e-mail]) (gcc version 4.7.2 (Sourcery CodeBench Lite 2012.09-64) ) #11 Wed Feb 20 13:58:54 CST 2013

CPU: ARM926EJ-S [41069265] revision 5 (ARMv5TEJ), cr=00053177

CPU: VIVT data cache, VIVT instruction cache

Machine: Atmel AT91SAM9261-EK

Memory policy: ECC disabled, Data cache writeback

Clocks: CPU 198 MHz, master 99 MHz, main 18.432 MHz

Built 1 zonelists in Zone order, mobility grouping on.  Total pages: 16256

Kernel command line: console=ttyS0,115200 root=/dev/mtdblock5 mtdparts=at91_nand:128k(bootstrap)ro,256k(uboot)ro,128k(env1)ro,128k(env2)ro,2M(linux),-(root) rw rootfstype=yaffs2

NR_IRQS:192

AT91: 96 gpio irqs in 3 banks

PID hash table entries: 256 (order: 8, 1024 bytes)

Console: colour dummy device 80x30

console [ttyS0] enabled

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: 62272KB available (2232K code, 189K data, 92K init, 0K highmem)

Calibrating delay loop... 99.12 BogoMIPS (lpj=495616)

Mount-cache hash table entries: 512

CPU: Testing write buffer coherency: ok

net_namespace: 296 bytes

NET: Registered protocol family 16

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

NetWinder Floating Point Emulator V0.97 (double precision)

JFFS2 version 2.2. (NAND) (SUMMARY)  © 2001-2006 Red Hat, Inc.

msgmni has been set to 121

io scheduler noop registered

io scheduler anticipatory registered (default)

atmel_lcdfb atmel_lcdfb.0: backlight control is not available

atmel_lcdfb atmel_lcdfb.0: 255KiB frame buffer at 23940000 (mapped at ffc00000)

atmel_lcdfb atmel_lcdfb.0: fb0: Atmel LCDC at 0x00600000 (mapped at c4866000), irq 21

atmel_usart.0: ttyS0 at MMIO 0xfefff200 (irq = 1) is a ATMEL_SERIAL

brd: module loaded

loop: module loaded

Driver 'sd' needs updating - please use bus_type methods

Driver 'sr' needs updating - please use bus_type methods

NAND device: Manufacturer ID: 0xec, Chip ID: 0xf1 (Samsung NAND 128MiB 3,3V 8-bit)

AT91 NAND: 8-bit, Software ECC

Scanning device for bad blocks

Bad eraseblock 72 at 0x000000900000

Bad eraseblock 368 at 0x000002e00000

Bad eraseblock 517 at 0x0000040a0000

Bad eraseblock 677 at 0x0000054a0000

Creating 6 MTD partitions on "atmel_nand":

0x000000000000-0x000000020000 : "bootstrap"

0x000000020000-0x000000060000 : "u-boot"

0x000000060000-0x000000080000 : "env1"

0x000000080000-0x0000000a0000 : "env2"

0x0000000a0000-0x0000002a0000 : "kernel"

0x0000002a0000-0x000008000000 : "rootfs"

atmel_spi atmel_spi.0: Atmel SPI Controller at 0xfffc8000 (irq 12)

mtd_dataflash spi0.0: AT45DB642x (8448 KBytes) pagesize 1056 bytes (OTP)

usbmon: debugfs is not available

ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver

at91_ohci at91_ohci: AT91 OHCI

at91_ohci at91_ohci: new USB bus registered, assigned bus number 1

at91_ohci at91_ohci: irq 20, io mem 0x00500000

usb usb1: configuration #1 chosen from 1 choice

hub 1-0:1.0: USB hub found

hub 1-0:1.0: 2 ports detected

Initializing USB Mass Storage driver...

usbcore: registered new interface driver usb-storage

USB Mass Storage support registered.

udc: at91_udc version 3 May 2006

mice: PS/2 mouse device common for all mice

input: gpio-keys as /class/input/input0

ads7846 spi0.2: touchscreen, irq 29

input: ADS784x Touchscreen as /class/input/input1

i2c /dev entries driver

usbcore: registered new interface driver hiddev

usbcore: registered new interface driver usbhid

usbhid: v2.6:USB HID core driver

yaffs: dev is 32505861 name is "mtdblock5" rw

yaffs: passed flags ""

VFS: Mounted root (yaffs2 filesystem) on device 31:5.

Freeing init memory: 92K

running /etc/init.d/rcS

starting udevd...

cannot open /dev/null

error initializing udevd socket

ifconfig: socket: Address family not supported by protocol

ifconfig: socket: Address family not supported by protocol

eeprom: version magic '2.6.24 mod_unload ARMv5 ' should be '2.6.30 mod_unload ARMv5 '

insmod: cannot insert '/lib/modules/2.6.24/eeprom.ko': Invalid module format (-1): Exec format error

/opt/apache/bin/apachectl start: httpd started

Please press Enter to activate this console. nand write.yaffs 20400000 2a0000 $(filesize) 

running /etc/profile

~ $ 

~ $ ls

[1;34mbin[0m         [1;34metc[0m         [1;34mlib[0m         [1;34mmedia[0m       [1;34mproc[0m        [1;34mtmp[0m

[1;34mboot[0m        [1;34mhome[0m        [1;36mlinuxrc[0m     [1;34mmnt[0m         [1;34msbin[0m        [1;34musr[0m

[1;34mdev[0m         [1;34minclude[0m     [1;34mlost+found[0m  [1;34mopt[0m         [1;34msys[0m         [1;34mvar[0m

~ $ 

~ $