On Sat, 25 Oct 2008 23:46:02 +0200
Norbert Preining <preining@xxxxxxxx> wrote:
> Card reader
> ===========
>
> SD/MMC card reader
> PCI: 0b:04.2 SD Host controller: Ricoh Co Ltd R5C822 SD/SDIO/MMC/MS/MSPro Host Adapter (rev 21)
> MemoryStick card reader
> PCI: 0b:04.4 System peripheral: Ricoh Co Ltd R5C592 Memory Stick Bus
> Host Adapter (rev 11)
>
> When I introduce the a SD card nothing works, but the kernel log shows
> me:
> mmc0: Reset 0x1 never completed.
It is possible to wire the Ricoh chips in some odd way that makes them
misbehave whenever the slot is empty. This has only been observed on
Samsung laptops so far though.
The reader worked once you had a card in there in those cases. Could
you enable MMC_DEBUG in the kernel config and see what you get in dmesg
when you insert a card.
--
-- Pierre Ossman
Linux kernel, MMC maintainer http://www.kernel.org
rdesktop, core developer http://www.rdesktop.org
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