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Date:      Fri, 31 Aug 2018 13:59:04 -0700
From:      Mark Millard <marklmi@yahoo.com>
To:        Emmanuel Vadot <manu@bidouilliste.com>
Cc:        Mark Millard via freebsd-arm <freebsd-arm@freebsd.org>, Marius Strobl <marius@freebsd.org>
Subject:   Re: Attempted large jump to head -r337347 for pine64+ 2GB did not finish the boot: eventual MMC handling problems before root file system is mounted
Message-ID:  <FDA1A8FB-54D5-4389-AA5E-27553D79E2D2@yahoo.com>
In-Reply-To: <20180831223920.426cde04de5230f4a5a55bb9@bidouilliste.com>
References:  <0918383D-5A5A-40A0-ADCB-08C500153BE1@yahoo.com> <20180806124421.0b622761272370d2946cac29@bidouilliste.com> <0FF066AF-D9F3-4523-8203-B9405091F10A@yahoo.com> <20180806193755.8c4e9a63bcd0870d55fe3969@bidouilliste.com> <9FD914F2-0630-45B0-B5B8-9CFD85F158C7@yahoo.com> <20180831223920.426cde04de5230f4a5a55bb9@bidouilliste.com>

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On 2018-Aug-31, at 1:39 PM, Emmanuel Vadot <manu at bidouilliste.com> =
wrote:

> On Fri, 31 Aug 2018 13:32:01 -0700
> Mark Millard <marklmi@yahoo.com> wrote:
>=20
>> [FYI: sdhc cards (or the one I have) also gets a VCCQ notice.
>> Mathcing boot -v output included. Most other material
>> removed.]
>>=20
>> On 2018-Aug-6, at 10:37 AM, Emmanuel Vadot <manu at bidouilliste.com> =
wrote:
>>=20
>>> On Mon, 6 Aug 2018 10:12:43 -0700
>>> Mark Millard <marklmi@yahoo.com> wrote:
>>>=20
>>>> On 2018-Aug-6, at 3:44 AM, Emmanuel Vadot <manu at =
bidouilliste.com> wrote:
>>>>=20
>>>>> . . .
>>>>=20
>>>>> Can you boot -v and post the result please ?
>>>>=20
>>>> Glad to . . .
>>>>=20
>> . . .
>>>> aw_mmc0: Powering up sd/mmc
>>>> mmc0: Probing bus
>>>> ugen0.1: <Allwinner EHCI root HUB> at usbus0
>>>> uhub0: <Allwinner EHCI root HUB, class 9/0, rev 2.00/1.00, addr 1> =
on usbus0
>>>> ugen1.1: <Generic OHCI root HUB> at usbus1
>>>> uhub1: <Generic OHCI root HUB, class 9/0, rev 1.00/1.00, addr 1> on =
usbus1
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> mmc0: SD probe: failed
>>>> mmc0: MMC probe: OK (OCR: 0x40ff8080)
>>>> mmc0: Current OCR: 0x00ff8080
>>>> mmc0: Probing cards
>>>> mmc0: New card detected (CID 150100444a4e423452079f43b2e7636f)
>>>> mmc0: New card detected (CSD d02701320f5903fff6dbffef8e40400d)
>>>> aw_mmc0: error rint: 0x00008010
>>>> AW_MMC_INT_DATA_END_BIT_ERR
>>>> mmc0: Card at relative address 0x0002 added:
>>>> mmc0:  card: MMCHC DJNB4R 0.7 SN <REPLACED> MFG 06/2016 by 21 =
0x0000
>>>> mmc0:  quirks: 0
>>>> mmc0:  bus: 4bit, 200MHz (HS200 timing)
>>>> mmc0:  memory: 244277248 blocks, erase sector 1024 blocks
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> aw_mmc0: error rint: 0x00000100
>>>> AW_MMC_INT_RESP_TIMEOUT=20
>>>> mmc0: setting transfer rate to 52.000MHz (dual data rate timing)
>>>> mmc0: Failed to set VCCQ for card at relative address 2
>>>=20
>>> So the driver is selecting DDR52 transfer rate but, of course,
>>> cannot switch the IO voltage to 1.8V as on this board the IO voltage
>>> for the SD card is tied to 3.3V
>>>=20
>>=20
>> sdhc cards (or the one I have) also get the VCCQ notice. Here
>> is a segment of the matching boot -v output (serial numbers
>> and some interlaced material removed):
>>=20
>> aw_mmc0: Powering up sd/mmc
>> axp8xx_pmu0: Enable vcc-3v3 (dcdc1)
>> mmc0: Probing bus
>> ugen1.1: . . .
>> . . .
>> uhub3: . . .
>> mmc0: SD probe: OK (OCR: 0x40ff8000)
>> mmc0: Current OCR: 0x00ff8000
>> mmc0: Probing cards
>> mmc0: New card detected (CID 035344534533324780????????01171d)
>> mmc0: New card detected (CSD 400e00325b590000edc87f800a4040c3)
>> mmc0: Card at relative address 0xaaaa added:
>> mmc0:  card: SDHC SE32G 8.0 SN <REPLACED> MFG 07/2017 by 3 SD
>> mmc0:  quirks: 0
>> mmc0:  bus: 4bit, 50MHz (high speed timing)
>> mmc0:  memory: 62333952 blocks, erase sector 8192 blocks
>> mmc0: setting transfer rate to 50.000MHz (high speed timing)
>> mmcsd0: 32GB <SDHC SE32G 8.0 SN 09781303 MFG 07/2017 by 3 SD> at mmc0 =
50.0MHz/4bit/32768-block
>> GEOM: new disk mmcsd0
>> mmc0: setting bus width to 4 bits high speed timing
>> mmc0: Failed to set VCCQ for card at relative address 43690
>>=20
>> (This is still based on head -r338341 despite the typo in the
>> subject line.)
>>=20
>> =3D=3D=3D
>> Mark Millard
>> marklmi at yahoo.com
>> ( dsl-only.net went
>> away in early 2018-Mar)
>=20
>=20
> What is the point of this mail exactly ? I've already answered why you
> are seeing this and that it is harmless.

I see that 2018-Aug-29 reply now. I somehow missed reading that message.
Sorry for the noise. (And thinks for the information.)


=3D=3D=3D
Mark Millard
marklmi at yahoo.com
( dsl-only.net went
away in early 2018-Mar)




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