Re: MMC quirks relating to performance/lifetime.

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On Fri, Feb 18, 2011 at 7:44 AM, Arnd Bergmann <arnd@xxxxxxxx> wrote:
> I'm curious. Neither the manfid nor the oemid fields of either card
> match what I have seen on SD cards, I would expect them to be
>
> Sandisk: manfid 0x000003, oemid 0x5344
> Toshiba: manfid 0x000002, oemid 0x544d
>
> I have not actually seen any Toshiba SD cards, but I assume that they
> use the same controllers as Kingston.
>
> Does anyone know if the IDs have any correlation between MMC and SD
> controllers?
>
>        Arnd
>

I'm unsure about the older scheme (assigned by MMCA), but ever since
MMC is now JEDEC-controlled, the IDs have changed. Sandisk's new id
will be 0x45, and Toshiba I guess will be 0x11.
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