[uClinux-dev] 5272, bootloader, and "Calibrating Delay Loops.."

jipi kpwee at sesl.global.sharp.co.jp
Thu Nov 1 19:37:44 EST 2001

have you checked out the timer interrrupts??

are they coming in??


Travis Griggs wrote:
> We have (finally) been successful in creating a port of colilo for the
> 5272C3 board. And it appears we're getting close. This has been a real
> uphill struggle for us. After telling it to (b)oot, it indicates that it
> is uncompressing the kernel, and then we see it start to boot uClinux.
> It gets as far as "Calibrating Delay Loops..". We put some printk lines
> in and it appears that jiffies is never incrementing. from what (very
> little) I understand about jiffies, thats not a good thing. When we ran
> it on top of dBug, it booted fine. So... I'm hoping there's someone out
> there that can give me information on what state I've got to put the
> chip in for uClinux to be booted. Because it looks like I'm missing
> something. :(
> As soon, as we get this working we'd love to publish this version of
> colilo. If there's someone who's working on this (getting uClinux to run
> on the 5272) and wants to play with it, then let me know. I'd love to
> have someone with more experience figure this out. :)
> --
> Travis Griggs
> Member: 3rd Boolean State Software Collective
> Key Technology
> "It had better be a pretty good meeting to be better than no meeting at
> all"-- Boyd K. Packer
> This message resent by the uclinux-dev at uclinux.org list server http://www.uClinux.org/

Wee Kiam Peng (R & D Engineer)
fax:(065)2771662 work:(065)2771674
http://www.cubicbottle.com/ (personal)
Sharp Electronics (Singapore) Pte. Ltd. - IC Design Centre
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