[SeaBIOS] Failure to detect high-capacity SD card

Kevin O'Connor kevin at koconnor.net
Mon Sep 3 23:34:39 CEST 2018


On Fri, Aug 24, 2018 at 10:45:55AM -0400, Chris wrote:
> On Fri, Aug 24, 2018 at 10:28 AM, Kevin O'Connor <kevin at koconnor.net> wrote:
> > On Fri, Aug 24, 2018 at 09:48:27AM -0400, Chris wrote:
> >> On Fri, Aug 24, 2018 at 9:28 AM, Chris <coderight at gmail.com> wrote:
> >> > So far it has worked on the first attempt every time. So it needs only
> >> > the delay and nothing else.
> >> >
> >> > I still need to test with all my SD cards. Though I only have a 64GB
> >> > Sandisk and a handful of 32GB Samsung. The question is whether or not
> >> > the delay is dependent on the card type or if it's just the controller
> >> > that needs to stabilize.
> >>
> >> OK, I tested all the cards I have and everything works. Attached is
> >> the simplified patch. Hopefully someone can test other cards. I'm
> >> interested to know if 128+GB and 16GB works.
> >
> > Thanks.  If you increase SDHCI_POWER_ON_TIME instead, does that also
> > work?
> >
> > -Kevin
> 
> Yes. Seems to work the same so far using the same delay (5).

Thanks.  I committed this change.

-Kevin



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