[U-Boot] Issue with USB mass storage (thumb drives)

[Marek Vasut <marex@denx.de>]

On 04/29/2016 09:58 AM, Diego wrote:
> In data venerd? 29 aprile 2016 00:49:22, Marek Vasut ha scritto:
>>
>> Urgh, so you seem to have third revision of this stick. I have two
>> sticks which are exactly the same and work in U-Boot on MX6 wandboard:
>>
> 
> Hi Marek,
> 
> how big is the file you're trying to load?
> For me it fails for files bigger than 16MB:

Ha ok, I see it now. According to the bus analyzer, the stick Acks long
block transfer, but then just times out, I guess because it prepares the
data or something. Just a dummy question, did you try reducing
USB_MAX_XFER_BLK ? Try with 4096 instead of 65536 , that might work.

> U-Boot > usb info
> 1: Hub,  USB Revision 2.0
>  - u-boot EHCI Host Controller 
>  - Class: Hub
>  - PacketSize: 64  Configurations: 1
>  - Vendor: 0x0000  Product 0x0000 Version 1.0
>    Configuration: 1
>    - Interfaces: 1 Self Powered 0mA
>      Interface: 0
>      - Alternate Setting 0, Endpoints: 1
>      - Class Hub
>      - Endpoint 1 In Interrupt MaxPacket 8 Interval 255ms
> 
> 2: Hub,  USB Revision 2.0
>  - Class: Hub
>  - PacketSize: 64  Configurations: 1
>  - Vendor: 0x0424  Product 0x2513 Version 11.179
>    Configuration: 1
>    - Interfaces: 1 Self Powered Remote Wakeup 2mA
>      Interface: 0
>      - Alternate Setting 0, Endpoints: 1
>      - Class Hub
>      - Endpoint 1 In Interrupt MaxPacket 1 Interval 12ms
>      - Endpoint 1 In Interrupt MaxPacket 1 Interval 12ms
> 
> 3: Mass Storage,  USB Revision 2.0
>  - Kingston DataTraveler SE9 0019E06B084BFD10470133E8
>  - Class: (from Interface) Mass Storage
>  - PacketSize: 64  Configurations: 1
>  - Vendor: 0x0951  Product 0x1689 Version 1.0
>    Configuration: 1
>    - Interfaces: 1 Bus Powered 100mA
>      Interface: 0
>      - Alternate Setting 0, Endpoints: 2
>      - Class Mass Storage, Transp. SCSI, Bulk only
>      - Endpoint 1 In Bulk MaxPacket 512
>      - Endpoint 2 Out Bulk MaxPacket 512
> 
> U-Boot > load usb 0:1 0x10008000 file1.raw
> reading file1.raw
> 1048576 bytes read in 59 ms (16.9 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file2.raw
> reading file2.raw
> 2097152 bytes read in 102 ms (19.6 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file4.raw
> reading file4.raw
> 4194304 bytes read in 175 ms (22.9 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file6.raw
> reading file6.raw
> 6291456 bytes read in 255 ms (23.5 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file8.raw
> reading file8.raw
> 8388608 bytes read in 334 ms (24 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file10.raw
> reading file10.raw
> 10485760 bytes read in 408 ms (24.5 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file15.raw
> reading file15.raw
> 15728640 bytes read in 603 ms (24.9 MiB/s)
> U-Boot > load usb 0:1 0x10008000 file16.raw
> reading file16.raw
> EHCI timed out on TD - token=0x90008d80
> EHCI timed out on TD - token=0x10008d80
> EHCI timed out on TD - token=0x10008d80
> Error reading cluster
> ** Unable to read file file16.raw **
> U-Boot > load usb 0:1 0x10008000 file20.raw
> reading file20.raw
> EHCI timed out on TD - token=0xd0008d80
> EHCI timed out on TD - token=0x50008d80
> EHCI timed out on TD - token=0x50008d80
> Error reading cluster
> ** Unable to read file file20.raw **
> U-Boot > load usb 0:1 0x10008000 file40.raw
> reading file40.raw
> EHCI timed out on TD - token=0x1e008d80
> EHCI timed out on TD - token=0x1e008d80
> EHCI timed out on TD - token=0x1e008d80
> Error reading cluster
> ** Unable to read file file40.raw **
> U-Boot >
> 
> Bests,
> Diego
> 


-- 
Best regards,
Marek Vasut