[SeaBIOS] USB timeout on ALIX.2C2 (CS5536)

Евгени Димитров evgeni.dimitrov at gmail.com
Thu Jan 12 16:59:53 CET 2017

On Thursday, January 12, 2017, Kevin O'Connor <kevin at koconnor.net> wrote:
> On Thu, Jan 12, 2017 at 04:53:32PM +0200, Евгени Димитров wrote:
>> On Thu, Jan 12, 2017 at 4:45 PM, Kevin O'Connor <kevin at koconnor.net>
>> > The additional debugging reports the controller is running and not
>> > reporting an error (which is in addition to the transfer descriptor
>> > reporting that it is also running without error).  I'm not sure what
>> > is going on.  Can you try disabling CONFIG_MALLOC_UPPERMEMORY and
>> > retry?
>> That did it. Do you think it's safe to just leave this option off?
> Yes, it's safe.  Some chipsets wont do DMA to the memory region
> between 0xc0000-0x100000.  It looks like you have one of those boards.
> This can also be specified in the coreboot build - see
> src/mainboard/intel/mohonpeak/config_seabios and
> src/mainboard/intel/mohonpeak/Kconfig for an example of how to do
> that.
> -Kevin

Thank you very much :)
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