Re: SD card timeouts on older Raspberry Pi 4 models on 14.1-BETA

From: Kamal R. Prasad <kamalpr_at_gmail.com>
Date: Thu, 01 Aug 2024 13:14:15 UTC
I had a similar problem on an eMMC card. The problem was that during boot
up, a large contiguous block was being fetched and the kernel could handle
only blocks of a certain block size. Hope this helps.

Thanks
-kamal

On Thu, Aug 1, 2024, 18:31 Herbert J. Skuhra <herbert@gojira.at> wrote:

> On Tue, 07 May 2024 18:50:38 +0200, Mike Karels wrote:
> >
> > I tried to install 14.1-BETA1 on one of the first-generation Raspberry
> Pi 4
> > systems.  The kernel loads and starts, but is unable to mount the root
> file
> > system due to timeout errors like this:
> >
> > sdhci_bcm1-slot0: Controller timeout
> > [register dump]
> > mmcsd0: Error indicated: 1 Timeout
> > [several timeouts later]
> > Mounting from ufs:/dev/ufs/rootfs failed with error 19.
> >
> > Mark Millard also saw the error on a similar-vintage RPi4, but not on a
> newer
> > model (C0T).  The EEPROM had been updated on his older RPi4 recently; my
> > EEPROM was updated a year or so ago.  My RPi3 boots also; it seems to use
> > the same driver for the sdhci.   I have used the same SD card for both
> BETA1
> > and a recent snapshot of -current, with only BETA1 failing.  If I recall
> > correctly, 14.0 worked on the SD card too.
> >
> > I tested several recent snapshots of -current, and they seemed to work
> without
> > problems.  I haven't noticed relevant differences between 14.1 and
> -current,
> > e.g. the sdhci controller driver, but something must be different.
> Anyone have
> > an idea, or suggestion on where to look?  It would be nice to resolve
> this
> > before 14.1-RELEASE.
> >
> >               Mike
> >
> > Excerpts from the boot log:
> >
> > sdhci_bcm1: <Broadcom 2708 SDHCI controller> mem 0x7e340000-0x7e3400ff
> irq 79 on simplebus1
> > mmc1: <MMC/SD bus> on sdhci_bcm1
> > ...
> > mmcsd0: 63GB <SDHC ASTC 0.0 SN 000002D9 MFG 09/2022 by 159 TI> at mmc1
> 50.0MHz/4bit/65535-block
> > ...
> > sdhci_bcm1-slot0: Controller timeout
> > sdhci_bcm1-slot0: ============== REGISTER DUMP ==============
> > sdhci_bcm1-slot0: Sys addr: 0x000000c8 | Version:  0x00001002
> > sdhci_bcm1-slot0: Blk size: 0x00000200 | Blk cnt:  0x00000001
> > sdhci_bcm1-slot0: Argument: 0x0747afff | Trn mode: 0x00000012
> > sdhci_bcm1-slot0: Present:  0x1fff0a06 | Host ctl: 0x00000007
> > sdhci_bcm1-slot0: Power:    0x0000000f | Blk gap:  0x00000080
> > sdhci_bcm1-slot0: Wake-up:  0x00000000 | Clock:    0x00000107
> > sdhci_bcm1-slot0: Timeout:  0x00000003 | Int stat: 0x00000021
> > sdhci_bcm1-slot0: Int enab: 0x01ff003b | Sig enab: 0x01ff0008
> > sdhci_bcm1-slot0: AC12 err: 0x00000000 | Host ctl2:0x00000000
> > sdhci_bcm1-slot0: Caps:     0x45ee6432 | Caps2:    0x0000a525
> > sdhci_bcm1-slot0: Max curr: 0x00080008 | ADMA err: 0x00000000
> > sdhci_bcm1-slot0: ADMA addr:0x00000000 | Slot int: 0x00000000
> > sdhci_bcm1-slot0: ===========================================
> > mmcsd0: Error indicated: 1 Timeout
> > ...
> > mmcsd0: Error indicated: 1 Timeout
> > mountroot: waiting for device /dev/ufs/rootfs...
> > Mounting from ufs:/dev/ufs/rootfs failed with error 19.
>
> Could you resolve this issue?
>
> I am running stable/14-n268234-f5fabf3dcfb on my Raspberry Pi 4 and
> have the same issue after updating U-Boot from 2024.01 to 2024.04. :-(
>
> Do I/we need a newer firmware?
>
>