[U-Boot-Users] Quick booting
Jerry Van Baren
gvb.uboot at gmail.com
Wed Feb 27 03:39:43 CET 2008
conn intel wrote:
> Dear Friends,
>
> I am using u-boot and it is first loading into the ram from flash and
> then starts booting. The problem is its taking a lot of time in loading
> the image from flash to ram and then starts booting from it. Following
> is the output for printenv variables. I am new to u-boot and thus not
> much aware of it. On other board there is redboot installed and it loads
> kernel in just flash and starts booting the kernel.
>
> Kindly let me know if you need any information.
>
> Thank you,
> Ankur.
>
> # printenv
> bootargs=root=/dev/mtdblock2 rw init=/linuxrc console=ttyS0,115200
> mem=32M rootfstype=jffs2
> bootcmd=nand read.jffs2 0x30007FC0 0x80000 0x300000;bootm 0x30007FC0
Hi Ankur,
I have no experience with NAND/jffs2, but the following thread probably
applies:
<http://thread.gmane.org/gmane.comp.boot-loaders.u-boot/32434>
Summary: jffs2 is slow. The thread has discussion of various options to
speed up boot time.
Best regards,
gvb
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