Smoothie DFU Bootloader descriptors

lsusb

$ lsusb 
Bus 001 Device 023: ID 1679:2001 Total Phase Beagle USB 12 Protocol Analyzer
Bus 002 Device 004: ID 0930:0508 Toshiba Corp. Integrated Bluetooth HCI
Bus 002 Device 003: ID 0483:2016 SGS Thomson Microelectronics Fingerprint Reader
Bus 003 Device 046: ID 1d50:6015 OpenMoko, Inc. 
Bus 003 Device 122: ID 0403:6001 Future Technology Devices International, Ltd FT232 USB-Serial (UART) IC
Bus 004 Device 030: ID 046d:c404 Logitech, Inc. TrackMan Wheel
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
Bus 002 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 003 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 004 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub
Bus 005 Device 001: ID 1d6b:0001 Linux Foundation 1.1 root hub

$ lsusb -v -d 1d50:6015

Bus 003 Device 046: ID 1d50:6015 OpenMoko, Inc. 
Device Descriptor:
  bLength                18
  bDescriptorType         1
  bcdUSB               2.00
  bDeviceClass            0 (Defined at Interface level)
  bDeviceSubClass         0 
  bDeviceProtocol         0 
  bMaxPacketSize0        64
  idVendor           0x1d50 OpenMoko, Inc.
  idProduct          0x6015 
  bcdDevice            1.00
  iManufacturer           1 SmoothieWare
  iProduct                2 Smoothie
  iSerial                 0 
  bNumConfigurations      1
  Configuration Descriptor:
    bLength                 9
    bDescriptorType         2
    wTotalLength           27
    bNumInterfaces          1
    bConfigurationValue     1
    iConfiguration          0 
    bmAttributes         0x80
      (Bus Powered)
    MaxPower              500mA
    Interface Descriptor:
      bLength                 9
      bDescriptorType         4
      bInterfaceNumber        0
      bAlternateSetting       0
      bNumEndpoints           0
      bInterfaceClass       254 Application Specific Interface
      bInterfaceSubClass      1 Device Firmware Update
      bInterfaceProtocol      2 
      iInterface              3 Smoothie DFU
      Device Firmware Upgrade Interface Descriptor:
        bLength                             9
        bDescriptorType                    33
        bmAttributes                       11
          Will Detach
          Manifestation Intolerant
          Upload Supported
          Download Supported
        wDetachTimeout                    500 milliseconds
        wTransferSize                     512 bytes
        bcdDFUVersion                   1.01
Device Status:     0x0000
  (Bus Powered)

uart

Bootloader Start
ISP button pressed, entering DFU mode
user flash: 0x4000
USB:Bus Reset
USB:Bus Reset
S[0x80 0x6 0x100 0x0 0x40]: :w18 Recv ACK, Complete
USB:Bus Reset
S[0x0 0x5 0x2E 0x0 0x0]: USB: Got USB Address 46
 Sent ACK, Complete
S[0x80 0x6 0x100 0x0 0x12]: :w18 Recv ACK, Complete
S[0x80 0x6 0x600 0x0 0xA]:  sent ZLP,S[0x80 0x6 0x600 0x0 0xA]:  sent ZLP,S[0x80 0x6 0x600 0x0 0xA]:  sent ZLP,S[0x80 0x6 0x200 0x0 0x9]: :w9 Recv ACK, Complete
S[0x80 0x6 0x200 0x0 0x1B]: :w27 Recv ACK, Complete
S[0x80 0x6 0x300 0x0 0xFF]: :w4 Recv ACK, Complete
S[0x80 0x6 0x302 0x409 0xFF]: :w18 Recv ACK, Complete
S[0x80 0x6 0x301 0x409 0xFF]: :w26 Recv ACK, Complete
S[0x0 0x9 0x1 0x0 0x0]:  Sent ACK, Complete
S[0x80 0x6 0x303 0x409 0xFF]: :w26 Recv ACK, Complete
S[0x80 0x6 0x300 0x0 0xFF]: :w4 Recv ACK, Complete
S[0x80 0x6 0x301 0x409 0xFF]: :w26 Recv ACK, Complete
S[0x80 0x6 0x300 0x0 0xFF]: :w4 Recv ACK, Complete
S[0x80 0x6 0x302 0x409 0xFF]: :w18 Recv ACK, Complete
S[0x80 0x6 0x300 0x0 0xFF]: :w4 Recv ACK, Complete
S[0x80 0x6 0x303 0x409 0xFF]: :w26 Recv ACK, Complete
S[0x80 0x6 0x600 0x0 0xA]:  sent ZLP,S[0x80 0x6 0xA00 0x0 0x4]:  sent ZLP,S[0x80 0x0 0x0 0x0 0x2]: :w2 Recv ACK, Complete

S[0x21 0x1 0x0 0x0 0x200]: DFU:DNLOAD
WRITE: 0x4000
:r64:r64:r64:r64:r64:r64:r64:r64 Sent ACK, Complete
WRITE 0x4000
S[0xA1 0x3 0x0 0x0 0x6]: DFU:GETSTATUS
:w6 Recv ACK, Complete
new state is 5
...
S[0x21 0x1 0x114 0x0 0x200]: DFU:DNLOAD
WRITE: 0x26800
:r64:r64:r64:r64:r64:r64:r64:r64 Sent ACK, Complete
WRITE 0x26800
S[0xA1 0x3 0x0 0x0 0x6]: DFU:GETSTATUS
:w6 Recv ACK, Complete
new state is 5
S[0x21 0x1 0x115 0x0 0x8]: DFU:DNLOAD
WRITE: 0x26A00
:r8 Sent ACK, Complete
WRITE 0x26A00
S[0xA1 0x3 0x0 0x0 0x6]: DFU:GETSTATUS
:w6 Recv ACK, Complete
new state is 5
S[0x21 0x1 0x116 0x0 0x0]: DFU:DNLOAD
 Sent ACK, Complete
S[0xA1 0x3 0x0 0x0 0x6]: DFU:GETSTATUS
:w6 Recv ACK, Complete
new state is 8
MANIFEST COMPLETE, usb disconnected
Jumping to 0x14B39
Jump!