[Shr-User] uSD hosed, on every unstable.

jeremy jozwik jerjoz.forums at gmail.com
Wed Sep 8 20:19:42 CEST 2010

On Wed, Sep 8, 2010 at 9:50 AM, Gennady Kupava <gb at bsdmn.com> wrote:
> SD initalisation in kernel look strange and fact that we need
> different rootwait/rootdelay in kernel, while u-boot can read
> SD card almost instantly seriously puzzles me.
> Also i can notice fact that I have 50% probability of successfull mmc
> read in u-boot wuth 2-4-2 timings, while 4-4-4 is 100% successfull, may
> be only in extremly rare cases. This makes me think that some delay (or
> proper sync) is needed in mmc sequence.

are you eluding to u-boot accessing the SD card incorrectly? if so,
how is it that previously locally saved u-boot version used to work.
and i used to be able to read the SD card within shr.

More information about the community mailing list