Date: Wed, 29 Aug 2018 13:53:49 +0200 From: Emmanuel Vadot <manu@bidouilliste.com> To: Mark Millard <marklmi@yahoo.com> Cc: Mark Millard via freebsd-arm <freebsd-arm@freebsd.org> Subject: Re: FYI: head -r338341 on Pine64+ 2GB for a microsdhc boot media: mmc0: Failed to set VCCQ for card at relative address 43690 Message-ID: <20180829135349.1f6120b57c91e04e67cd610d@bidouilliste.com> In-Reply-To: <A05C8EC1-F7A2-4416-870A-282CB1440707@yahoo.com> References: <A05C8EC1-F7A2-4416-870A-282CB1440707@yahoo.com>
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On Tue, 28 Aug 2018 23:26:36 -0700 Mark Millard via freebsd-arm <freebsd-arm@freebsd.org> wrote: > aw_mmc0: <Allwinner Integrated MMC/SD controller> mem 0x1c0f000-0x1c0ffff irq 8 on simplebus0 > mmc0: <MMC/SD bus> on aw_mmc0 > . . . > mmcsd0: 32GB <SDHC SE32G 8.0 SN <REPLACED> MFG 07/2017 by 3 SD> at mmc0 50.0MHz/4bit/32768-block > mmc0: Failed to set VCCQ for card at relative address 43690 > > It seem to tolerate that it did-not/could-not set the value. > > > > It appears that sysutils/mmc-utils (still) just > gets AW_MMC_INT_RESP_TIMEOUT / ioctl: Operation timed out > for: mmc extcsd read /dev/mmcsd0 (once it is not mounted). > > # mmc extcsd read /dev/mmcsd0 | more > open: Operation not permitted > > # df -m > Filesystem 1M-blocks Used Avail Capacity Mounted on > /dev/ufs/PINE642GBrootfs 29400 16901 10147 62% / > devfs 0 0 0 100% /dev > /dev/label/PINE642GBboot 63 0 63 0% /boot/efi > > Booting with / on a USB device instead and dismounting /boot/efi > (on mmcsd0) gets: > > # mmc extcsd read /dev/mmcsd0 | more > AW_MMC_INT_RESP_TIMEOUT > ioctl: Operation timed out > Could not read EXT_CSD from /dev/mmcsd0 > > > === > Mark Millard > marklmi at yahoo.com > ( dsl-only.net went > away in early 2018-Mar) > > _______________________________________________ > freebsd-arm@freebsd.org mailing list > https://lists.freebsd.org/mailman/listinfo/freebsd-arm > To unsubscribe, send any mail to "freebsd-arm-unsubscribe@freebsd.org" It's harmless, the mmc stack tries to set the voltage for the io lines, since there is no regulator for it on this board the aw_mmc code returns EOPNOTSUPP. -- Emmanuel Vadot <manu@bidouilliste.com> <manu@freebsd.org>
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