[U-Boot] [PATCH 2/2] MPC8308ERDB: minimal support for devboard from Freescale

Kim Phillips kim.phillips at freescale.com
Thu Jun 24 20:00:52 CEST 2010


On Thu, 24 Jun 2010 19:59:13 +0400
Ilya Yanok <yanok at emcraft.com> wrote:

> On 23.06.2010 04:17, Kim Phillips wrote:
> >> +#define CONFIG_SYS_HID0_FINAL	(HID0_ENABLE_MACHINE_CHECK | \
> >> +				 HID0_ENABLE_DYNAMIC_POWER_MANAGMENT)
> >>      
> > | HID0_ENABLE_INSTRUCTION_CACHE?
> 
> I've enabled icache and now the board sometimes resets twice after 
> U-Boot 'reset' command:

> (It doesn't always stop at "DRAM:" line but that position is most frequent)
> Maybe you have some ideas on this subject?

hmm, if it's only on soft-resets, can you try adding
HID0_ENABLE_INSTRUCTION_CACHE to CONFIG_SYS_HID0_INIT in addition to
_FINAL?  Some cache state is preserved over a soft-reset...

Thanks,

Kim


More information about the U-Boot mailing list