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* [Buildroot] AT91SAM9G20 Buildroot Hangs
@ 2010-11-25 12:38 Abhishek Ashtekar
  2010-11-25 12:50 ` Paulius Zaleckas
  2010-11-25 13:00 ` Peter Korsgaard
  0 siblings, 2 replies; 8+ messages in thread
From: Abhishek Ashtekar @ 2010-11-25 12:38 UTC (permalink / raw)
  To: buildroot

Hello,



With the AT91sam9G20ek board and buildroot-2010.08, I am able to mount the rootfs jffs2 onto the Nand.

But I am unable to get the uClibc (Erik's uClibc development platform) login prompt and the boot process hangs after Starting Network and Starting dropbear sshd:



What could be the possible cause? and workaround of course ?



For reference, pasted below is the Boot Log



Thanks,

Abhi



------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------

U-Boot 1.3.4 (Sep 24 2009 - 16:58:45)



DRAM:  64 MB

NAND:  256 MiB

In:    serial

Out:   serial

Err:   serial

Net:   macb0

macb0: Starting autonegotiation...

macb0: Autonegotiation complete

macb0: link up, 100Mbps full-duplex (lpa: 0x45e1)

Hit any key to stop autoboot:  0

U-Boot> setenv bootargs 'mem=64M console=ttyS0,115200 init=/sbin/init root=/dev/mtdblock2 rw rootfstype=jffs2'

U-Boot> saveenv

Saving Environment to NAND...

Erasing redundant Nand...

Erasing at 0x80000 -- 100% complete.

Writing to redundant Nand... done

U-Boot> boot



NAND read: device 0 offset 0x200000, size 0x30f924

 3209508 bytes read: OK

## Booting kernel from Legacy Image at 22200000 ...

   Image Name:   Linux-2.6.36

   Image Type:   ARM Linux Kernel Image (uncompressed)

   Data Size:    3209444 Bytes =  3.1 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 2.6.36 (root at abhi-desktop) (gcc version 4.4.4 (Buildroot 2010.08) ) #14 Wed Nov 24 16:54:14 CET 2010

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

CPU: VIVT data cache, VIVT instruction cache

Machine: Atmel AT91SAM9G20-EK

Memory policy: ECC disabled, Data cache writeback

Clocks: CPU 396 MHz, master 132 MHz, main 18.432 MHz

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

Kernel command line: mem=64M console=ttyS0,115200 init=/sbin/init root=/dev/mtdblock2 rw rootfstype=jffs2

PID hash table entries: 256 (order: -2, 1024 bytes)

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: 58416k/58416k available, 7120k reserved, 0K highmem

Virtual kernel memory layout:

    vector  : 0xffff0000 - 0xffff1000   (   4 kB)

    fixmap  : 0xfff00000 - 0xfffe0000   ( 896 kB)

    DMA     : 0xffc00000 - 0xffe00000   (   2 MB)

    vmalloc : 0xc4800000 - 0xfee00000   ( 934 MB)

    lowmem  : 0xc0000000 - 0xc4000000   (  64 MB)

    pkmap   : 0xbfe00000 - 0xc0000000   (   2 MB)

    modules : 0xbf000000 - 0xbfe00000   (  14 MB)

      .init : 0xc0008000 - 0xc03e9000   (3972 kB)

      .text : 0xc03e9000 - 0xc062a000   (2308 kB)

      .data : 0xc063a000 - 0xc0651340   (  93 kB)

Hierarchical RCU implementation.

        Verbose stalled-CPUs detection is disabled.

NR_IRQS:192

AT91: 96 gpio irqs in 3 banks

Console: colour dummy device 80x30

console [ttyS0] enabled

Calibrating delay loop... 197.83 BogoMIPS (lpj=989184)

pid_max: default: 32768 minimum: 301

Mount-cache hash table entries: 512

CPU: Testing write buffer coherency: ok

NET: Registered protocol family 16

bio: create slab <bio-0> at 0

Switching to clocksource pit

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

UDP hash table entries: 256 (order: 0, 4096 bytes)

UDP-Lite hash table entries: 256 (order: 0, 4096 bytes)

NET: Registered protocol family 1

NetWinder Floating Point Emulator V0.97 (extended precision)

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

msgmni has been set to 114

io scheduler noop registered (default)

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

atmel_usart.1: ttyS1 at MMIO 0xfffb0000 (irq = 6) is a ATMEL_SERIAL

atmel_usart.2: ttyS2 at MMIO 0xfffb4000 (irq = 7) is a ATMEL_SERIAL

NAND device: Manufacturer ID: 0xec, Chip ID: 0xda (Samsung NAND 256MiB 3,3V 8-bit)

Scanning device for bad blocks

Bad eraseblock 220 at 0x000001b80000

Creating 3 MTD partitions on "atmel_nand":

0x000000000000-0x000000400000 : "Bootstrap"

mtd: Giving out device 0 to Bootstrap

0x000000400000-0x000004000000 : "Partition 1"

mtd: Giving out device 1 to Partition 1

0x000004000000-0x000010000000 : "Partition 2"

mtd: Giving out device 2 to Partition 2

GPIO NAND driver, (c) 2004 Simtec Electronics

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

MACB_mii_bus: probed

eth0: Atmel MACB at 0xfffc4000 irq 21 (66:22:00:04:16:15)

eth0: attached PHY driver [Davicom DM9161A] (mii_bus:phy_addr=ffffffff:00, irq=-1)

mice: PS/2 mouse device common for all mice

input: gpio-keys as /devices/platform/gpio-keys/input/input0

TCP cubic registered

NET: Registered protocol family 17

NET: Registered protocol family 33

RxRPC: Registered security type 2 'rxkad'

Freeing init memory: 3972K

Initializing random number generator... done.

Starting network...

Starting dropbear sshd: generating rsa key... generating dsa key... OK

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Thread overview: 8+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2010-11-25 12:38 [Buildroot] AT91SAM9G20 Buildroot Hangs Abhishek Ashtekar
2010-11-25 12:50 ` Paulius Zaleckas
2010-11-25 13:07   ` Abhishek Ashtekar
2010-11-25 13:14     ` Paulius Zaleckas
2010-11-25 13:35       ` Peter Korsgaard
2010-11-25 13:44         ` Daniel Nyström
2010-11-26  8:33         ` Abhishek Ashtekar
2010-11-25 13:00 ` Peter Korsgaard

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