本帖最后由 chen4013874 于 2012-6-28 23:22 编辑
今天真高兴,按照手册,然后真的成功的把内核和文件系统移植进去了。
废话不多说,直接放附件。附件中包含了step7-12,即是内核编译到串口完善这部分。里面有每个步骤的编好的内核和文件系统以即该步骤的串口打印输
出,还有错误点和解决方案。要的朋友可以拿去。
额。。。只能上传2M的文件。那我文件就不发了。把每次串口打印输出给大家看看吧参考下//---------------------step7---------------------------------------
##### Boot for Nor Flash Main Menu #####
##### EmbedSky TFTP download mode #####
[1] Download u-boot.bin to Nand Flash
[2] Download Eboot (eboot.nb0) to Nand Flash
[3] Download Linux Kernel (zImage.bin) to Nand Flash
[4] Download stepldr.nb1 to Nand Flash
[5] Set TFTP parameters(PC IP,TQ2440 IP,Mask IP...)
[6] Download YAFFS image (root.bin) to Nand Flash
[7] Download Program (uCOS-II or TQ2440_Test) to SDRAM and Run it
[8] Boot the system
[9] Format the Nand Flash
[0] Set the boot parameters
[a] Download User Program (eg: uCOS-II or TQ2440_Test)
Download LOGO Picture (.bin) to Nand Flash
[l] Set LCD Parameters
[o] Download u-boot to Nor Flash
[p] Test network (TQ2440 Ping PC's IP)
[r] Reboot u-boot
[t] Test Linux Image (zImage)
[q] Return main Menu
Enter your selection: 8
Start Linux ...
Copy linux kernel from 0x00200000 to 0x30008000, size = 0x00300000 ... Copy Kernel to SDRAM done,NOW, Booting Linux......
Uncompressing
Linux..............................................................................................................................
done, booting the kernel.
Linux version 2.6.30.4-chenbo (root@chen) (gcc version 4.3.3 (Sourcery G++ Lite 2009q1-176) ) #1 Thu Jun 28 01:28:27 CST 2012
CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
CPU: VIVT data cache, VIVT instruction cache
Machine: SMDK2440
ATAG_INITRD is deprecated; please update your bootloader.
Memory policy: ECC disabled, Data cache writeback
CPU S3C2440A (id 0x32440001)
S3C24XX Clocks, (c) 2004 Simtec Electronics
S3C244X: core 400.000 MHz, memory 100.000 MHz, peripheral 50.000 MHz
CLOCK: Slow mode (1.500 MHz), fast, MPLL on, UPLL on
Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
Kernel command line: noinitrd root=/dev/mtdblock2 init=/linuxrc console=ttySAC0
NR_IRQS:85
irq: clearing subpending status 00000003
irq: clearing subpending status 00000002
PID hash table entries: 256 (order: 8, 1024 bytes)
Console: colour dummy device 80x30
console [ttySAC0] 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: 60688KB available (3592K code, 373K data, 112K init, 0K highmem)
SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
Calibrating delay loop... 199.47 BogoMIPS (lpj=498688)
Mount-cache hash table entries: 512
CPU: Testing write buffer coherency: ok
net_namespace: 936 bytes
NET: Registered protocol family 16
S3C Power Management, Copyright 2004 Simtec Electronics
S3C2440: Initialising architecture
S3C2440: IRQ Support
S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics
DMA channel 0 at c4808000, irq 33
DMA channel 1 at c4808040, irq 34
DMA channel 2 at c4808080, irq 35
DMA channel 3 at c48080c0, irq 36
S3C244X: Clock Support, DVS off
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
s3c2440-i2c s3c2440-i2c: slave address 0x10
s3c2440-i2c s3c2440-i2c: bus frequency set to 97 KHz
s3c2440-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
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
NET: Registered protocol family 1
NetWinder Floating Point Emulator V0.97 (extended precision)
JFFS2 version 2.2. (NAND) (SUMMARY) © 2001-2006 Red Hat, Inc.
ROMFS MTD (C) 2007 Red Hat, Inc.
msgmni has been set to 118
io scheduler noop registered
io scheduler anticipatory registered (default)
io scheduler deadline registered
io scheduler cfq registered
Console: switching to colour frame buffer device 30x40
fb0: s3c2410fb frame buffer device
lp: driver loaded but no devices found
ppdev: user-space parallel port driver
Serial: 8250/16550 driver, 4 ports, IRQ sharing enabled
s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440
s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440
s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440
brd: module loaded
loop: module loaded
Uniform Multi-Platform E-IDE driver
ide-gd driver 1.18
ide-cd driver 5.00
Driver 'sd' needs updating - please use bus_type methods
dm9000 Ethernet Driver, V1.31
S3C24XX NAND Driver, (c) 2004 Simtec Electronics
s3c2440-nand s3c2440-nand: Tacls=3, 30ns Twrph0=7 70ns, Twrph1=3 30ns
NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit)
Scanning device for bad blocks
Bad eraseblock 1717 at 0x00000d6a0000
Creating 8 MTD partitions on "NAND 256MiB 3,3V 8-bit":
0x000000000000-0x000000004000 : "Boot Agent"
mtd: partition "Boot Agent" doesn't end on an erase block -- force read-only
0x000000000000-0x000000200000 : "S3C2410 flash partition 1"
0x000000400000-0x000000800000 : "S3C2410 flash partition 2"
0x000000800000-0x000000a00000 : "S3C2410 flash partition 3"
0x000000a00000-0x000000e00000 : "S3C2410 flash partition 4"
0x000000e00000-0x000001800000 : "S3C2410 flash partition 5"
0x000001800000-0x000003000000 : "S3C2410 flash partition 6"
0x000003000000-0x000004000000 : "S3C2410 flash partition 7"
usbmon: debugfs is not available
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 42, io mem 0x49000000
usb usb1: configuration #1 chosen from 1 choice
hub 1-0:1.0: USB hub found
hub 1-0:1.0: 2 ports detected
usbcore: registered new interface driver libusual
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 FTDI USB Serial Device
usbcore: registered new interface driver ftdi_sio
ftdi_sio: v1.4.3:USB FTDI Serial Converters Driver
USB Serial support registered for pl2303
usbcore: registered new interface driver pl2303
pl2303: Prolific PL2303 USB to serial adaptor driver
mice: PS/2 mouse device common for all mice
S3C24XX RTC, (c) 2004,2006 Simtec Electronics
S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled
Advanced Linux Sound Architecture Driver Version 1.0.20.
ALSA device list:
No soundcards found.
TCP cubic registered
NET: Registered protocol family 17
RPC: Registered udp transport module.
RPC: Registered tcp transport module.
drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
List of all partitions:
1f00 16 mtdblock0 (driver?)
1f01 2048 mtdblock1 (driver?)
1f02 4096 mtdblock2 (driver?)
1f03 2048 mtdblock3 (driver?)
1f04 4096 mtdblock4 (driver?)
1f05 10240 mtdblock5 (driver?)
1f06 24576 mtdblock6 (driver?)
1f07 16384 mtdblock7 (driver?)
No filesystem could mount root, tried: ext3 ext2 cramfs vfat msdos iso9660 romfs
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)
[<c002aab4>] (unwind_backtrace+0x0/0xe8) from [<c02d89a8>] (panic+0x44/0x124)
[<c02d89a8>] (panic+0x44/0x124) from [<c000903c>] (mount_block_root+0x1c8/0x224)
[<c000903c>] (mount_block_root+0x1c8/0x224) from [<c0009284>] (prepare_namespace+0x100/0x1bc)
[<c0009284>] (prepare_namespace+0x100/0x1bc) from [<c00085ac>] (kernel_init+0xc0/0xec)
[<c00085ac>] (kernel_init+0xc0/0xec) from [<c0048088>] (do_exit+0x0/0x5fc)
[<c0048088>] (do_exit+0x0/0x5fc) from [<00000000>] (0x0)
//-----------------------------------------------------------------------
出现这个错误:No filesystem could mount root, tried: ext3 ext2 cramfs vfat msdos iso9660 romfs
Kernel panic - not syncing: VFS: Unable to mount root fs on unknown-block(31,2)手册P36页有这么一项: Miscellaneous filesystems-------》 YAFFS2 file system support(附录5是红色的字手册P222页可以看到) 如果没有yaffs2选项,那是yaffs文件系统补丁包没有打上。 //------------------------------------------------------
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