From: Mike Stanczyk <stanczyk_at_pcisys.net>
Date: Thu, 8 Jul 2010 20:24:53 -0600 (MDT)

On Tue, 29 Jun 2010, Jens Arnold wrote:

>>> So, did I miss some tech note about MMC support being deprecated? I
>>> didn't
>>> see anything on the Rockbox Ondio FM webpage.
>>>

> Other than that, MMCs just work fine in my Ondio SP and FM, as well as
> pixelma's Ondio FM. 128MB (CnMemory), 256MB (Transcend), 1GB (Transcend), 2GB
> (Magu), 4GB (A-Data), 4GB (Kingston) all work as expected. They do so in any
> release of Rockbox for Ondio, as well as current SVN.

Wait, what? I'm confused. My Archos Ondio 128 FM only supports MMC. I
can't insert a SD card, it won't fit.

> So there are some questions to you two:
>
> - What card type/ brand are you having problems with?

I'm using a Crucial Technology 256mb MMC

> - Does the card work when hot plugged?

Under 2.5 yes. Under 3.6 stable, no. Strangely, with 3.6 installed
I can see the correct data when the USB cable is plugged in. I can see
the contents of the MMC card via USB when I plug it in.

> - What's your hardware mask? System->Debug->View HW Info, Mask: __
Under Rockbox 2.5:
Rom: 1.03
Mask: 0x0308
USB: Positive
PR: Positive
Flash: M=?? D=??
Rom CRC: 0x222F V1

Under Rockbox 3.6 (Stable and r27353 2010-07-09)
Rom: 1.03
Mask: 0x0308
Flash: M=?? D=??
Boot Rom: V1

> - Does System->Debug->View disk info find the MMC (when hot plugged)?
> You have to press RIGHT so it shows [MMC 1] at the top - [MMC 0] is
> the built-in storage. If it does show real values, please include them

Under Rockbox 2.5:
MMC256 Rev 0.0
Prod: 12/2005
Ser# 0x000031CA
M=37, O=FFFF
Blocks: 0x07A800
Blksz.:512
Speed: 20.0MBit/s
Tsac: 80.0ms
Nsac: 0clk
R2W: *128
IRmax: 60..80 mA
IWmax: 60..80 mA

Under Rockbox 3.6 (Stable and r27353 2010-07-09)
[MMC 1]
Not Found!

Mike
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Received on 2010-07-09