Re: [SeaBIOS] USB Problems geode lx800

[Christian Gmeiner]

2012/10/9 Christian Gmeiner :
> 2012/10/9 Kevin O'Connor :
> > On Mon, Oct 08, 2012 at 02:14:03PM +0200, Christian Gmeiner wrote:
> > > HI all
> > >
> > > I am running into some usb problems with coreboot & seabios:
> > >
> > > init usb
> > > pmm_malloc zone=0x1f7afe7f handle=ffffffff size=72 align=10
> > > ret=0x1f7a8860 (detail=0x1f7a88b0)
> >
> > [...]
> > > Mabye somebody has some hints how to start debugging this and what I
> > > should look for.
> >
> > Hi Christian,
> >
> > Can you set the debug level to 8 and post the whole log?  Also, for
> > timeout issues, having timestamps (via tools/readserial.py tool)
> > sometimes helps.
>
> Attached
> > Did this regress, or has it never worked?  What type of USB drive are
> > you attempting to use?
>
> It never worked and tried it with a hand full of different usb sticks.
> This one is my target stick, which must work:
>
> Bus 002 Device 029: ID 1370:3252 Swissbit
> Device Descriptor:
>   bLength                18
>   bDescriptorType         1
>   bcdUSB               2.00
>   bDeviceClass            0 (Defined at Interface level)
>   bDeviceSubClass         0
>   bDeviceProtocol         0
>   bMaxPacketSize0        64
>   idVendor           0x1370 Swissbit
>   idProduct          0x3252
>   bcdDevice            1.00
>   iManufacturer           1 Swissbit
>   iProduct                2 unitedCONTRAST
>   iSerial                 3 60042417C3000001
>   bNumConfigurations      1
>   Configuration Descriptor:
>     bLength                 9
>     bDescriptorType         2
>     wTotalLength           32
>     bNumInterfaces          1
>     bConfigurationValue     1
>     iConfiguration          0
>     bmAttributes         0x80
>       (Bus Powered)
>     MaxPower              200mA
>     Interface Descriptor:
>       bLength                 9
>       bDescriptorType         4
>       bInterfaceNumber        0
>       bAlternateSetting       0
>       bNumEndpoints           2
>       bInterfaceClass         8 Mass Storage
>       bInterfaceSubClass      6 SCSI
>       bInterfaceProtocol     80 Bulk-Only
>       iInterface              0
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x81  EP 1 IN
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0200  1x 512 bytes
>         bInterval             255
>       Endpoint Descriptor:
>         bLength                 7
>         bDescriptorType         5
>         bEndpointAddress     0x02  EP 2 OUT
>         bmAttributes            2
>           Transfer Type            Bulk
>           Synch Type               None
>           Usage Type               Data
>         wMaxPacketSize     0x0200  1x 512 bytes
>         bInterval             255
> Device Qualifier (for other device speed):
>   bLength                10
>   bDescriptorType         6
>   bcdUSB               2.00
>   bDeviceClass            0 (Defined at Interface level)
>   bDeviceSubClass         0
>   bDeviceProtocol         0
>   bMaxPacketSize0        64
>   bNumConfigurations      1
> Device Status:     0x0000
>   (Bus Powered)

I got access to an ellisys usb explorer and dumped the whole transfer
between usb stick and
lx800. I started to look at the whole USB stuff this day and I hope we
can get it working :)

To view the dump you need this:
http://www.ellisys.com/products/usbex200/download.php

The dump can be found here:
https://docs.google.com/open?id=0B_fznDimUHVuTkRfYkE5b0NtRzg

greets
---
Christian Gmeiner, MSc