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New: jmb38x recognized and works only if a card is plugged in during boot

Bugme-new Andrew Morton 2 participants 2 messages Jun 4, 2010 – Jun 5, 2010 1 message not in the archive MMC, SD and SDIO

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A message that is not in the archive (sent off-list or not yet received): [email protected]/

#1 lore raw

(switched to email. Please respond via emailed reply-to-all, not via the bugzilla web interface).

Quoted 19 lines · On Fri, 4 Jun 2010 01:09:03 GMT [email protected] wrote:

https://bugzilla.kernel.org/show_bug.cgi?id=16119

Summary: jmb38x recognized and works only if a card is plugged
in during boot
Product: Drivers
Version: 2.5
Kernel Version: 2.6.34
Platform: All
OS/Version: Linux
Tree: Mainline
Status: NEW
Severity: normal
Priority: P1
Component: MMC/SD
AssignedTo: [email protected]
ReportedBy: [email protected]
Regression: No

Quoted 5 lines

Created an attachment (id=26643)
--> (https://bugzilla.kernel.org/attachment.cgi?id=26643)
lspci results with card plugged in

Acer Aspire 8942G, card reader works only if a card was plugged in before boot.

hm, I don't know who wold be the appropriate person to look into this. Let's try the mailing list.

#2 lore raw
Quoted 2 lines · Andrew Morton

hm, I don't know who wold be the appropriate person to look into this. Let's try the mailing list.

Eugene, could you please try adding:

options sdhci debug_quirks=1

to a new file named /etc/modprobe.d/sdhci-quirk.conf and rebooting? Please include lspci -n and dmesg output in your reply.

It would also be useful to know whether you see the same problem when booting (say) a Fedora 13 livecd, since the link below claims that Fedora doesn't share this bug:

https://bugs.launchpad.net/ubuntu/+source/linux/+bug/258446

- Chris.

Signature · 2 lines
Chris Ball   <[email protected]>
One Laptop Per Child