[Bug 323159] Re: I/O Errors with O2Micro sdhci PCI MMC/SD host controller v2

Wed Jul 14 09:45:46 UTC 2010

Confirming problem on Dell Latitude E6510 laptop, latest Ubuntu 10.04
kernel.

Warnings message in kernel log:
[    2.671002] mmc0: Unknown controller version (2). You may experience problems.

Controller PCI device:
04:00.1 SD Host controller: Ricoh Co Ltd Device e822 (rev 03) (prog-if 01)
        Subsystem: Dell Device 040b

Tried to insert an SD card, but that gave errors, and it could not be
mounted.

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I/O Errors with O2Micro sdhci PCI MMC/SD host controller v2
https://bugs.launchpad.net/bugs/323159
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