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Date:      Sat, 15 May 2021 09:23:17 +0200
From:      Gary Jennejohn <gljennjohn@gmail.com>
To:        Marc Veldman <marc@bumblingdork.com>
Cc:        freebsd-current@freebsd.org
Subject:   Re: CURRENT crashes at early boot on Lenovo T540p: rtsx to blame - 13.0-RELEASE crashes same way!
Message-ID:  <20210515072317.3b0eedd1@ernst.home>
In-Reply-To: <51290711-0DC5-45DD-B2DB-4C2D98667DC7@bumblingdork.com>
References:  <a7363387-c53f-d6c0-acc0-be9081590ea1@FreeBSD.org> <8d2be5f2-4144-082e-4237-0dac0c4b37e6@restart.be> <f084b1c8-5020-2db9-6cf3-47641066bb69@FreeBSD.org> <6798878a-c499-d78d-e96d-d744513cb80d@restart.be> <a630c8a3-a9d7-c6f5-111c-be0e64db1ec6@FreeBSD.org> <1de588e2-20cb-3206-3aea-f3f88f577675@restart.be> <c324501a-6a8e-f8aa-3ecd-e8d7d3485e2c@FreeBSD.org> <e20d2d7d-8584-bb6b-465d-83a5b63f8210@restart.be> <67f0874a-6a05-67f1-3f2b-c4b3dc67fa11@FreeBSD.org> <83b823bf-c6c2-2f6a-b5dd-2e91b4d1931e@restart.be> <2c208bbc-5adc-2327-4717-a5e7c8d64b4b@FreeBSD.org> <9a15daa7-2b17-e257-d4d1-850c632a9db8@restart.be> <417a97b9-2c40-310c-c445-b193c493b880@FreeBSD.org> <7eb763ce-0bbf-9baf-2ede-968ee25cff2e@restart.be> <ac486329-36cf-1a3d-063e-d89b174e2f14@FreeBSD.org> <b39d89b0-5576-c7e0-614f-9c7aad228d9d@restart.be> <0CA59364-6802-4733-962A-3EEB00B43AFE@bumblingdork.com> <20210514144830.6b19de85@ernst.home> <51290711-0DC5-45DD-B2DB-4C2D98667DC7@bumblingdork.com>

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On Fri, 14 May 2021 17:05:26 +0200
Marc Veldman <marc@bumblingdork.com> wrote:

> > On 14 May 2021, at 16:48, Gary Jennejohn <gljennjohn@gmail.com> wrote:
> > 
> > On Fri, 14 May 2021 16:21:05 +0200
> > Marc Veldman <marc@bumblingdork.com> wrote:
> >   
> >>> On 14 May 2021, at 10:22, Henri Hennebert <hlh@restart.be> wrote:
> >>> 
> >>> 
> >>> Please test the 2.0h version from GitHub.
> >>>   
> >> 
> >> On my Lenovo P50s:
> >> 
> >> Cold boot with card not inserted: OK
> >> Insert card after boot, no crash, but the message
> >> seems weird:
> >> 
> >> May 14 16:01:27 supernovo kernel: rtsx0: Interrupt card inserted/removed
> >> May 14 16:01:27 supernovo kernel: rtsx0: Card absent
> >> May 14 16:01:27 supernovo kernel: mmc0: detached
> >> 
> >> Cold boot with card inserted: OK
> >> Remove card after boot, no crash, but the message
> >> seems weird:
> >> 
> >> May 14 16:06:08 supernovo kernel: rtsx0: Interrupt card inserted/removed
> >> May 14 16:06:08 supernovo kernel: rtsx0: Card present
> >> May 14 16:06:08 supernovo kernel: mmc0: <MMC/SD bus> on rtsx0
> >> 
> >> I have the inversion flag turned on /boot/loader.conf
> >> 
> >> dev.rtsx.0.inversion=1
> >> dev.rtsx.0.debug=1
> >>   
> > 
> > This is weird because the man page states that the inversion flag is
> > required with the P50.
> > 
> > BTW Henri, if you're reading this, there's a bug in exactly this part
> > of the man page: sovled rather than solved
> > 
> > But, the trace output indicates that you do not need the inversion flag.
> > 
> > Maybe your P50 (may be a later model than the P50s tested during driver
> > development) does not have the problem.  
> 
> 
> I removed the flag, and it works now.Thanks!
> What is it in the trace that indicated that the inversion flag is not needed?
> 

You plugged in a card but the trace shows that no card is present.  Then
you removed the card and the trace shows that a card is present.  This
is exactly what the inversion flag would result in if it is not needed.

-- 
Gary Jennejohn



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