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u-boot引导内核，nfs启动文件系统

分类： 嵌入式

2014-07-10 11:53:40

######################
nfs挂载启动文件系统
######################

在vivi菜单中，输入【v】下载u-boot到nandflash
查看主机信息
[root@localhost ~]# ifconfig
  1. eth0 Link encap:Ethernet HWaddr 00:0C:29:C1:59:FF
  2.           inet addr:10.50.80.207 Bcast:10.50.81.255 Mask:255.255.254.0
  3.           inet6 addr: 2001:da8:4002:113:20c:29ff:fec1:59ff/64 Scope:Global
  4.           inet6 addr: fe80::20c:29ff:fec1:59ff/64 Scope:Link
  5.           UP BROADCAST RUNNING MULTICAST MTU:1500 Metric:1
  6.           RX packets:31149 errors:1 dropped:53 overruns:0 frame:0
  7.           TX packets:5296 errors:0 dropped:0 overruns:0 carrier:0
  8.           collisions:0 txqueuelen:1000
  9.           RX bytes:2671799 (2.5 MiB) TX bytes:7185763 (6.8 MiB)
  10.           Interrupt:18 Base address:0x2000

  12. lo Link encap:Local Loopback
  13.           inet addr:127.0.0.1 Mask:255.0.0.0
  14.           inet6 addr: ::1/128 Scope:Host
  15.           UP LOOPBACK RUNNING MTU:16436 Metric:1
  16.           RX packets:2184 errors:0 dropped:0 overruns:0 frame:0
  17.           TX packets:2184 errors:0 dropped:0 overruns:0 carrier:0
  18.           collisions:0 txqueuelen:0
  19.           RX bytes:130736 (127.6 KiB) TX bytes:130736 (127.6 KiB)
挂载文件系统
[root@localhost ~]# mount -t nfs localhost:/opt/mymini2440/rootfs  /mnt/
[root@localhost ~]# ls /mnt/
  1. bin boot dev etc home lib linuxrc mnt proc root sbin sys tmp usr var
从nandflash启动，u-boot参数设置如启动信息所示：

  1. Enter your selection: I2C: ready
  2. DRAM: 64 MB
  3. Flash: 2 MB
  4. NAND: 256 MiB
  5. *** Warning - bad CRC or NAND, using default environment

  7. Video: 240x320x16 20kHz 62Hz
  8. In: serial
  9. Out: serial
  10. Err: serial
  11. Net: dm9000
  12. U-Boot 2009.11 (Jul 08 2014 - 17:12:32)
  13. modified by fxc
  14. enjoy
  15. Hit any key to stop autoboot: 0
  16. [u-boot]# printenv
  17. bootargs=noinitrd root=/dev/nfs rw nfsroot=10.50.80.207:/opt/mymini2440/rootfs ip=10.50.80.1:10.50.80.207::255.255.254.0 console=ttySAC0,115200 init=/linuxrc mem=64M
  18. bootcmd=tftp 0x31000000 uImage_X35;bootm 0x31000000
  19. bootdelay=1
  20. baudrate=115200
  21. ethaddr=08:08:11:18:12:27
  22. ipaddr=10.50.80.1
  23. serverip=10.50.80.207
  24. gatewayip=10.50.80.207
  25. netmask=255.255.254.0
  26. tekkaman=bmp d 70000
  27.  stdin=serial
  28. stdout=serial
  29. stderr=serial
  30. ethact=dm9000

  32. Environment size: 434/131068 bytes
  33. [u-boot]#
交叉网线链接主机和开发板并重启开发板
  1. I2C: ready
  2. DRAM: 64 MB
  3. Flash: 2 MB
  4. NAND: 256 MiB
  5. *** Warning - bad CRC or NAND, using default environment

  7. Video: 240x320x16 20kHz 62Hz
  8. In: serial
  9. Out: serial
  10. Err: serial
  11. Net: dm9000
  12. U-Boot 2009.11 (Jul 08 2014 - 17:12:32)
  13. modified by fxc
  14. enjoy
  15. Hit any key to stop autoboot: 0
  16. dm9000 i/o: 0x20000300, id: 0x90000a46
  17. DM9000: running in 16 bit mode
  18. MAC: 08:08:11:18:12:27
  19. operating at 100M full duplex mode
  20. Using dm9000 device
  21. TFTP from server 10.50.80.207; our IP address is 10.50.80.1
  22. Filename 'uImage_X35'.
  23. Load address: 0x31000000
  24. Loading: T #################################################################
  25.          #################################################################
  26.          ########################
  27. done
  28. Bytes transferred = 2255048 (2268c8 hex)
  29. ## Booting kernel from Legacy Image at 31000000 ...
  30.    Image Name: mini2440_linux
  31.    Created: 2014-07-08 15:02:40 UTC
  32.    Image Type: ARM Linux Kernel Image (uncompressed)
  33.    Data Size: 2254984 Bytes = 2.2 MB
  34.    Load Address: 31000000
  35.    Entry Point: 31000040
  36.    Verifying Checksum ... OK
  37.    XIP Kernel Image ... OK
  38. OK

  40. Starting kernel ...

  42. Uncompressing Linux................................................................................................................................................. done, booting the kernel.
  43. Linux version 2.6.32-FriendlyARM (root@localhost.localdomain) (gcc version 4.4.3 (ctng-1.6.1) ) #5 Tue Jul 8 22:29:19 CST 2014
  44. CPU: ARM920T [41129200] revision 0 (ARMv4T), cr=c0007177
  45. CPU: VIVT data cache, VIVT instruction cache
  46. Machine: FriendlyARM MINI2440
  47. Memory policy: ECC disabled, Data cache writeback
  48. CPU S3C2440A (id 0x32440001)
  49. S3C24XX Clocks, (c) 2004 Simtec Electronics
  50. S3C244X: core 405.000 MHz, memory 101.250 MHz, peripheral 50.625 MHz
  51. CLOCK: Slow mode (1.500 MHz), fast, MPLL on, UPLL on
  52. Built 1 zonelists in Zone order, mobility grouping on. Total pages: 16256
  53. Kernel command line: noinitrd root=/dev/nfs rw nfsroot=10.50.80.207:/opt/mymini2440/rootfs ip=10.50.80.1:10.50.80.207::255.255.254.0 console=ttySAC0,115200 init=/linuxrc mem=64M
  54. PID hash table entries: 256 (order: -2, 1024 bytes)
  55. Dentry cache hash table entries: 8192 (order: 3, 32768 bytes)
  56. Inode-cache hash table entries: 4096 (order: 2, 16384 bytes)
  57. Memory: 64MB = 64MB total
  58. Memory: 60108KB available (4172K code, 449K data, 116K init, 0K highmem)
  59. SLUB: Genslabs=11, HWalign=32, Order=0-3, MinObjects=0, CPUs=1, Nodes=1
  60. Hierarchical RCU implementation.
  61. NR_IRQS:85
  62. irq: clearing subpending status 00000002
  63. Console: colour dummy device 80x30
  64. console [ttySAC0] enabled
  65. Calibrating delay loop... 201.93 BogoMIPS (lpj=504832)
  66. Mount-cache hash table entries: 512
  67. CPU: Testing write buffer coherency: ok
  68. NET: Registered protocol family 16
  69. S3C2440: Initialising architecture
  70. S3C2440: IRQ Support
  71. S3C24XX DMA Driver, (c) 2003-2004,2006 Simtec Electronics
  72. DMA channel 0 at c4808000, irq 33
  73. DMA channel 1 at c4808040, irq 34
  74. DMA channel 2 at c4808080, irq 35
  75. DMA channel 3 at c48080c0, irq 36
  76. S3C244X: Clock Support, DVS off
  77. bio: create slab <bio-0> at 0
  78. SCSI subsystem initialized
  79. usbcore: registered new interface driver usbfs
  80. usbcore: registered new interface driver hub
  81. usbcore: registered new device driver usb
  82. s3c-i2c s3c2440-i2c: slave address 0x10
  83. s3c-i2c s3c2440-i2c: bus frequency set to 98 KHz
  84. s3c-i2c s3c2440-i2c: i2c-0: S3C I2C adapter
  85. NET: Registered protocol family 2
  86. IP route cache hash table entries: 1024 (order: 0, 4096 bytes)
  87. TCP established hash table entries: 2048 (order: 2, 16384 bytes)
  88. TCP bind hash table entries: 2048 (order: 1, 8192 bytes)
  89. TCP: Hash tables configured (established 2048 bind 2048)
  90. TCP reno registered
  91. NET: Registered protocol family 1
  92. RPC: Registered udp transport module.
  93. RPC: Registered tcp transport module.
  94. RPC: Registered tcp NFSv4.1 backchannel transport module.
  95. NetWinder Floating Point Emulator V0.97 (double precision)
  96. yaffs Jul 8 2014 22:21:53 Installing.
  97. msgmni has been set to 117
  98. alg: No test for stdrng (krng)
  99. io scheduler noop registered (default)
  100. Console: switching to colour frame buffer device 30x20
  101. fb0: s3c2410fb frame buffer device
  102. s3c2440-uart.0: s3c2410_serial0 at MMIO 0x50000000 (irq = 70) is a S3C2440
  103. s3c2440-uart.1: s3c2410_serial1 at MMIO 0x50004000 (irq = 73) is a S3C2440
  104. s3c2440-uart.2: s3c2410_serial2 at MMIO 0x50008000 (irq = 76) is a S3C2440
  105. loop: module loaded
  106. S3C24XX NAND Driver, (c) 2004 Simtec Electronics
  107. s3c24xx-nand s3c2440-nand: Tacls=3, 29ns Twrph0=7 69ns, Twrph1=3 29ns
  108. s3c24xx-nand s3c2440-nand: NAND soft ECC
  109. NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit)
  110. Scanning device for bad blocks
  111. Bad eraseblock 250 at 0x000001f40000
  112. Creating 5 MTD partitions on "NAND 256MiB 3,3V 8-bit":
  113. 0x000000000000-0x000000040000 : "boot"
  114. 0x000000040000-0x000000060000 : "param"
  115. 0x000000060000-0x000000560000 : "Kernel"
  116. 0x000000560000-0x000040560000 : "root"
  117. mtd: partition "root" extends beyond the end of device "NAND 256MiB 3,3V 8-bit" -- size truncated to 0xfaa0000
  118. 0x000000000000-0x000040000000 : "nand"
  119. mtd: partition "nand" extends beyond the end of device "NAND 256MiB 3,3V 8-bit" -- size truncated to 0x10000000
  120. dm9000 Ethernet Driver, V1.31
  121. eth0: dm9000e at c4810300,c4814304 IRQ 51 MAC: 08:90:90:90:90:90 (chip)
  122. ohci_hcd: USB 1.1 'Open' Host Controller (OHCI) Driver
  123. s3c2410-ohci s3c2410-ohci: S3C24XX OHCI
  124. s3c2410-ohci s3c2410-ohci: new USB bus registered, assigned bus number 1
  125. s3c2410-ohci s3c2410-ohci: irq 42, io mem 0x49000000
  126. usb usb1: New USB device found, idVendor=1d6b, idProduct=0001
  127. usb usb1: New USB device strings: Mfr=3, Product=2, SerialNumber=1
  128. usb usb1: Product: S3C24XX OHCI
  129. usb usb1: Manufacturer: Linux 2.6.32-FriendlyARM ohci_hcd
  130. usb usb1: SerialNumber: s3c24xx
  131. usb usb1: configuration #1 chosen from 1 choice
  132. hub 1-0:1.0: USB hub found
  133. hub 1-0:1.0: 2 ports detected
  134. Initializing USB Mass Storage driver...
  135. usbcore: registered new interface driver usb-storage
  136. USB Mass Storage support registered.
  137. usbcore: registered new interface driver ums-alauda
  138. usbcore: registered new interface driver ums-cypress
  139. usbcore: registered new interface driver ums-datafab
  140. usbcore: registered new interface driver ums-freecom
  141. usbcore: registered new interface driver ums-isd200
  142. usbcore: registered new interface driver ums-jumpshot
  143. usbcore: registered new interface driver ums-karma
  144. usbcore: registered new interface driver ums-onetouch
  145. usbcore: registered new interface driver ums-sddr09
  146. usbcore: registered new interface driver ums-sddr55
  147. usbcore: registered new interface driver ums-usbat
  148. usbcore: registered new interface driver usbserial
  149. USB Serial support registered for generic
  150. usbcore: registered new interface driver usbserial_generic
  151. usbserial: USB Serial Driver core
  152. USB Serial support registered for aircable
  153. usbcore: registered new interface driver aircable
  154. USB Serial support registered for ark3116
  155. usbcore: registered new interface driver ark3116
  156. USB Serial support registered for Belkin / Peracom / GoHubs USB Serial Adapter
  157. usbcore: registered new interface driver belkin
  158. belkin_sa: v1.2:USB Belkin Serial converter driver
  159. USB Serial support registered for ch341-uart
  160. usbcore: registered new interface driver ch341
  161. USB Serial support registered for cp210x
  162. usbcore: registered new interface driver cp210x
  163. cp210x: v0.09:Silicon Labs CP210x RS232 serial adaptor driver
  164. USB Serial support registered for Reiner SCT Cyberjack USB card reader
  165. usbcore: registered new interface driver cyberjack
  166. cyberjack: v1.01 Matthias Bruestle
  167. cyberjack: REINER SCT cyberJack pinpad/e-com USB Chipcard Reader Driver
  168. USB Serial support registered for DeLorme Earthmate USB
  169. USB Serial support registered for HID->COM RS232 Adapter
  170. USB Serial support registered for Nokia CA-42 V2 Adapter
  171. usbcore: registered new interface driver cypress
  172. cypress_m8: v1.09:Cypress USB to Serial Driver
  173. USB Serial support registered for Digi 2 port USB adapter
  174. USB Serial support registered for Digi 4 port USB adapter
  175. usbcore: registered new interface driver digi_acceleport
  176. digi_acceleport: v1.80.1.2:Digi AccelePort USB-2/USB-4 Serial Converter driver
  177. USB Serial support registered for Edgeport 2 port adapter
  178. USB Serial support registered for Edgeport 4 port adapter
  179. USB Serial support registered for Edgeport 8 port adapter
  180. USB Serial support registered for EPiC device
  181. usbcore: registered new interface driver io_edgeport
  182. io_edgeport: v2.7:Edgeport USB Serial Driver
  183. USB Serial support registered for Edgeport TI 1 port adapter
  184. USB Serial support registered for Edgeport TI 2 port adapter
  185. usbcore: registered new interface driver io_ti
  186. io_ti: v0.7mode043006:Edgeport USB Serial Driver
  187. USB Serial support registered for empeg
  188. usbcore: registered new interface driver empeg
  189. empeg: v1.2:USB Empeg Mark I/II Driver
  190. USB Serial support registered for FTDI USB Serial Device
  191. usbcore: registered new interface driver ftdi_sio
  192. ftdi_sio: v1.5.0:USB FTDI Serial Converters Driver
  193. USB Serial support registered for funsoft
  194. usbcore: registered new interface driver funsoft
  195. USB Serial support registered for Garmin GPS usb/tty
  196. usbcore: registered new interface driver garmin_gps
  197. garmin_gps: v0.33:garmin gps driver
  198. USB Serial support registered for hp4X
  199. usbcore: registered new interface driver hp4X
  200. hp4x: v1.00:HP4x (48/49) Generic Serial driver
  201. USB Serial support registered for PocketPC PDA
  202. usbcore: registered new interface driver ipaq
  203. ipaq: v0.5:USB PocketPC PDA driver
  204. USB Serial support registered for IPWireless converter
  205. usbcore: registered new interface driver ipwtty
  206. ipw: v0.3:IPWireless tty driver
  207. USB Serial support registered for IR Dongle
  208. usbcore: registered new interface driver ir-usb
  209. ir_usb: v0.4:USB IR Dongle driver
  210. USB Serial support registered for iuu_phoenix
  211. usbcore: registered new interface driver iuu_phoenix
  212. iuu_phoenix: v0.11:Infinity USB Unlimited Phoenix driver
  213. USB Serial support registered for Keyspan - (without firmware)
  214. USB Serial support registered for Keyspan 1 port adapter
  215. USB Serial support registered for Keyspan 2 port adapter
  216. USB Serial support registered for Keyspan 4 port adapter
  217. usbcore: registered new interface driver keyspan
  218. keyspan: v1.1.5:Keyspan USB to Serial Converter Driver
  219. USB Serial support registered for Keyspan PDA
  220. USB Serial support registered for Keyspan PDA - (prerenumeration)
  221. USB Serial support registered for Xircom / Entregra PGS - (prerenumeration)
  222. usbcore: registered new interface driver keyspan_pda
  223. keyspan_pda: v1.1:USB Keyspan PDA Converter driver
  224. USB Serial support registered for KL5KUSB105D / PalmConnect
  225. usbcore: registered new interface driver kl5kusb105d
  226. kl5kusb105: v0.3a:KLSI KL5KUSB105 chipset USB->Serial Converter driver
  227. USB Serial support registered for KOBIL USB smart card terminal
  228. usbcore: registered new interface driver kobil
  229. kobil_sct: 21/05/2004:KOBIL USB Smart Card Terminal Driver (experimental)
  230. USB Serial support registered for MCT U232
  231. usbcore: registered new interface driver mct_u232
  232. mct_u232: z2.1:Magic Control Technology USB-RS232 converter driver
  233. USB Serial support registered for Moschip 2 port adapter
  234. mos7720: 1.0.0.4F:Moschip USB Serial Driver
  235. usbcore: registered new interface driver moschip7720
  236. USB Serial support registered for Moschip 7840/7820 USB Serial Driver
  237. mos7840: 1.3.2:Moschip 7840/7820 USB Serial Driver
  238. usbcore: registered new interface driver mos7840
  239. USB Serial support registered for moto-modem
  240. usbcore: registered new interface driver moto-modem
  241. USB Serial support registered for navman
  242. usbcore: registered new interface driver navman
  243. USB Serial support registered for ZyXEL - omni.net lcd plus usb
  244. usbcore: registered new interface driver omninet
  245. omninet: v1.1:USB ZyXEL omni.net LCD PLUS Driver
  246. USB Serial support registered for opticon
  247. usbcore: registered new interface driver opticon
  248. USB Serial support registered for GSM modem (1-port)
  249. usbcore: registered new interface driver option
  250. option: v0.7.2:USB Driver for GSM modems
  251. USB Serial support registered for oti6858
  252. usbcore: registered new interface driver oti6858
  253. USB Serial support registered for pl2303
  254. usbcore: registered new interface driver pl2303
  255. pl2303: Prolific PL2303 USB to serial adaptor driver
  256. USB Serial support registered for Qualcomm USB modem
  257. usbcore: registered new interface driver qcserial
  258. safe_serial: v0.0b:USB Safe Encapsulated Serial
  259. USB Serial support registered for safe_serial
  260. usbcore: registered new interface driver safe_serial
  261. USB Serial support registered for siemens_mpi
  262. usbcore: registered new interface driver siemens_mpi
  263. Driver for Siemens USB/MPI adapter
  264. Version 0.1 09/26/2005 Thomas Hergenhahn@web.de http://libnodave.sf.net
  265. USB Serial support registered for Sierra USB modem
  266. usbcore: registered new interface driver sierra
  267. sierra: v.1.3.8:USB Driver for Sierra Wireless USB modems
  268. USB Serial support registered for SPCP8x5
  269. usbcore: registered new interface driver spcp8x5
  270. spcp8x5: v0.04:SPCP8x5 USB to serial adaptor driver
  271. USB Serial support registered for symbol
  272. usbcore: registered new interface driver symbol
  273. USB Serial support registered for TI USB 3410 1 port adapter
  274. USB Serial support registered for TI USB 5052 2 port adapter
  275. usbcore: registered new interface driver ti_usb_3410_5052
  276. ti_usb_3410_5052: v0.9:TI USB 3410/5052 Serial Driver
  277. USB Serial support registered for Handspring Visor / Palm OS
  278. USB Serial support registered for Sony Clie 3.5
  279. USB Serial support registered for Sony Clie 5.0
  280. usbcore: registered new interface driver visor
  281. visor: USB HandSpring Visor / Palm OS driver
  282. USB Serial support registered for Connect Tech - WhiteHEAT - (prerenumeration)
  283. USB Serial support registered for Connect Tech - WhiteHEAT
  284. usbcore: registered new interface driver whiteheat
  285. whiteheat: v2.0:USB ConnectTech WhiteHEAT driver
  286. mice: PS/2 mouse device common for all mice
  287. S3C24XX RTC, (c) 2004,2006 Simtec Electronics
  288. i2c /dev entries driver
  289. Linux video capture interface: v2.00
  290. gspca: main v2.7.0 registered
  291. usbcore: registered new interface driver conex
  292. conex: registered
  293. usbcore: registered new interface driver etoms
  294. etoms: registered
  295. usbcore: registered new interface driver finepix
  296. finepix: registered
  297. usbcore: registered new interface driver jeilinj
  298. jeilinj: registered
  299. usbcore: registered new interface driver mars
  300. mars: registered
  301. usbcore: registered new interface driver mr97310a
  302. mr97310a: registered
  303. usbcore: registered new interface driver ov519
  304. ov519: registered
  305. usbcore: registered new interface driver ov534
  306. ov534: registered
  307. usbcore: registered new interface driver pac207
  308. pac207: registered
  309. usbcore: registered new interface driver pac7311
  310. pac7311: registered
  311. usbcore: registered new interface driver sn9c20x
  312. sn9c20x: registered
  313. usbcore: registered new interface driver sonixb
  314. sonixb: registered
  315. usbcore: registered new interface driver sonixj
  316. sonixj: registered
  317. usbcore: registered new interface driver spca500
  318. spca500: registered
  319. usbcore: registered new interface driver spca501
  320. spca501: registered
  321. usbcore: registered new interface driver spca505
  322. spca505: registered
  323. usbcore: registered new interface driver spca506
  324. spca506: registered
  325. usbcore: registered new interface driver spca508
  326. spca508: registered
  327. usbcore: registered new interface driver spca561
  328. spca561: registered
  329. usbcore: registered new interface driver sq905
  330. sq905: registered
  331. usbcore: registered new interface driver sq905c
  332. sq905c: registered
  333. usbcore: registered new interface driver sunplus
  334. sunplus: registered
  335. usbcore: registered new interface driver stk014
  336. stk014: registered
  337. usbcore: registered new interface driver t613
  338. t613: registered
  339. usbcore: registered new interface driver tv8532
  340. tv8532: registered
  341. usbcore: registered new interface driver vc032x
  342. vc032x: registered
  343. usbcore: registered new interface driver zc3xx
  344. zc3xx: registered
  345. usbcore: registered new interface driver ALi m5602
  346. ALi m5602: registered
  347. usbcore: registered new interface driver STV06xx
  348. STV06xx: registered
  349. gspca_gl860: driver startup - version 0.9d10
  350. usbcore: registered new interface driver gspca_gl860
  351. gspca_gl860: driver registered
  352. usbcore: registered new interface driver uvcvideo
  353. USB Video Class driver (v0.1.0)
  354. S3C2410 Watchdog Timer, (c) 2004 Simtec Electronics
  355. s3c2410-wdt s3c2410-wdt: watchdog inactive, reset disabled, irq enabled
  356. usbcore: registered new interface driver usbhid
  357. usbhid: v2.6:USB HID core driver
  358. Advanced Linux Sound Architecture Driver Version 1.0.21.
  359. No device for DAI UDA134X
  360. No device for DAI s3c24xx-i2s
  361. ALSA device list:
  362.   No soundcards found.
  363. TCP cubic registered
  364. NET: Registered protocol family 17
  365. drivers/rtc/hctosys.c: unable to open rtc device (rtc0)
  366. eth0: link down
  367. IP-Config: Complete:
  368.      device=eth0, addr=10.50.80.1, mask=255.255.254.0, gw=255.255.255.255,
  369.      host=10.50.80.1, domain=, nis-domain=(none),
  370.      bootserver=10.50.80.207, rootserver=10.50.80.207, rootpath=
  371. Looking up port of RPC 100003/2 on 10.50.80.207
  372. eth0: link up, 100Mbps, full-duplex, lpa 0x41E1
  373. Looking up port of RPC 100005/1 on 10.50.80.207
  374. VFS: Mounted root (nfs filesystem) on device 0:11.
  375. Freeing init memory: 116K
  376. ----------munt all----------------
  377. ***********************************************
  378. ****************Studying ARM*********************
  379. Kernel version:linux-2.6.29.1
  380. Student:Huang huahai
  381. Date:2009.10.1
  382. ***********************************************

  384. Please press Enter to activate this console.
  385. [root@MINI2440]#
成功启动系统！！！
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