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Re: [PATCH] resume from suspend support in Redboot for Assabet
- To: Jordi Colomer <jco at ict dot es>
- Subject: Re: [ECOS] [PATCH] resume from suspend support in Redboot for Assabet
- From: Nicolas Pitre <nico at cam dot org>
- Date: Thu, 25 Oct 2001 09:03:27 -0400 (EDT)
- cc: Jonathan Larmour <jlarmour at redhat dot com>, <ecos-discuss at sources dot redhat dot com>
On Thu, 25 Oct 2001, Jordi Colomer wrote:
> Nicolas Pitre escribió:
> >
> > Please apply to the CVS.
> >
> > This has been tested for couple months now.
> >
> > Note that the clearing of the PSSR_PH bit should be performed by the OS and
> > not by Redboot on wakeup events (the Compaq iPAQ code is wrong wrt this).
> >
>
> Sorry but I don't understand this. If the OS resume function is in RAM,
> then the SDRAMs should be put into the normal state by clearing the
> PSSR_DH bit before the CPU jumps there (according to 9.5.3.7 in the
> StrongArm
> developer's manual).
I was talking about PSSR_PH, not PSSR_DH.
Nicolas