From mboxrd@z Thu Jan  1 00:00:00 1970
From: erik quanstrom <quanstro@quanstro.net>
Date: Thu,  5 Feb 2015 08:08:11 -0800
To: 9fans@9fans.net
Message-ID: <92dacd1670d327798224a9f187a80663@brasstown.quanstro.net>
In-Reply-To: <46a7af2258e5356f71cedd7afad8354e@quintile.net>
References: <46a7af2258e5356f71cedd7afad8354e@quintile.net>
MIME-Version: 1.0
Content-Type: text/plain; charset="US-ASCII"
Content-Transfer-Encoding: 7bit
Subject: Re: [9fans] usb/disk and micro SD cards.
Topicbox-Message-UUID: 414272be-ead9-11e9-9d60-3106f5b1d025

On Thu Feb  5 03:29:11 PST 2015, steve@quintile.net wrote:
> I am trying to use some micro sd cards with plan9.
> Thse are kingston SDC4/4Gbsp cards (4Gb) for embedded stuff.
>
> usbfat: won't recognise them and usb/disk with debug on grumbles
>
> 	8.out: startdevs: opening #0 /dev/usb/ep7.0
> 	8.out: opendev 0x4b618 /dev/usb/ep7.0
> 	8.out: /dev/usb/ep7.0: warning: device with short descriptor
> 	8.out: /dev/usb/ep7.0: no configurations
> 	8.out: /dev/usb/ep7.0 csp none.0.0 vid 0x14cd did 0x1212 refs 1
> 		Generic Mass Storage Device 121220130416
> 	disk: ep ids: in -1 out -1
> 	8.out: closedev 0x4b618 /dev/usb/ep7.0
> 	8.out: devmain: disk: endpoints not found
> 	8.out: no unhandled devices found
>
>
> The type of the card (ep->type) is 0 (Control) rather than 2 (Bulk) by I don't
> know how this can happen. Windows is happy so the cards are not sick.
>
> anyone any ideas?

i did a lot of work a few months ago to take more care with usb
descriptors.  you might try the 9atom version.  contact me off list for
additional info if there are issues.

- erik