From: Frank Agius <ftagius@yahoo.com>
To: u-boot@lists.denx.de
Subject: [U-Boot] Uboot and initramfs
Date: Mon, 23 Jul 2012 08:48:15 -0400 [thread overview]
Message-ID: <jujh60$pe6$1@dough.gmane.org> (raw)
In-Reply-To: <5002ED77.6020704@o2.pl>
On 7/15/2012 12:19 PM, Wojtek wrote:
> Hi,
>
> I'm struggling with the topic for long two days and I want to ask for help.
>
> I have a DNS-320 system with u-boot. I compiled kernel and it works
> well, but I need initramfs. I prepared contents on this system (ARM) (no
> need to cross-compile), then did:
>
> find . -print0 | cpio --null -ov --format=newc | gzip -9 > initramfs
> mkimage -A arm -O linux -T ramdisk -C gzip -n "Some name" -d initramfs
> initramfs.kwb
>
> flash_eraseall /dev/mtd2
> nandwrite -p /dev/mtd2 ./initramfs.kwb
>
> reboot
>
> Marvell_DNS320>> nand read.e 0xa00000 0x100000 0x200000
>
> NAND read: device 0 offset 0x100000, size 0x200000 load addr .... =a00000
>
> 2097152 bytes read: OK
> Marvell_DNS320>> nand read.e 0xf00000 0x600000 0x500000
>
> NAND read: device 0 offset 0x600000, size 0x500000 load addr .... =f00000
>
> 5242880 bytes read: OK
> Marvell_DNS320>> bootm 0xa00000 0xf00000
> ## Booting image at 00a00000 ...
> Image Name: Linux-3.4.4
> Created: 2012-07-08 11:45:53 UTC
> Image Type: ARM Linux Kernel Image (uncompressed)
> Data Size: 2039456 Bytes = 1.9 MB
> Load Address: 00008000
> Entry Point: 00008000
> Verifying Checksum ... OK
> OK
> ## Loading Ramdisk Image at 0f00000 ...
> Image Name: Initramfs 3.4.4
> Created: 2012-07-15 16:08:35 UTC
> Image Type: ARM Linux RAMDisk Image (gzip compressed)
> Data Size: 4816677 Bytes = 4.6 MB
> Load Address: 00000000
> Entry Point: 00000000
> Verifying Checksum ... OK
>
> Starting kernel ...
>
> And here it hangs.
>
>
> If I skip passing initramfs system boots properly.
> What is wrong?
>
> Cheers,
> Wojtek
In your mkimage command, try changing "-C gzip" to "-C none".
frank
prev parent reply other threads:[~2012-07-23 12:48 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-07-15 16:19 [U-Boot] Uboot and initramfs Wojtek
2012-07-23 12:48 ` Frank Agius [this message]
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