USB$SDA_HELP.HLB  —  SHOW  UHCI  UCB
   Displays the UHCI drivers extensions to a standard UCB.

   Format

      USB SHOW UHCI UCB

1  –  Example 

 SDA> USB SHOW UHCI UCB

 Universal Host Controller UCB extensions
 ----------------------------------  ----------------
 I/O handle                          ffffffff8971fa00
 Direct DMA Base                     0000000000000000
 Frame List PA                       00000000001be000
 Frame List VA                               89fdc000
 Register Offset                             00000000
 Number of root hub ports                          02
 Logging mailbox ucb address                 00000000
 Pointer to USB BUS structure                8971ca10
 Pointer to routine driver table             89730000
 Root Hub address                            00000001
 Status change request queue
                       FLINK                 89750ad0
                       BLINK                 89750ad0
 Free HCDTD's
                       FLINK                 897332c0
                       BLINK                 89733200
 Used HCDTD's
                       FLINK                 8973324c
                       BLINK                 8973328c
 Count of free HCDTD's                           007d
 Count of used HCDTD's                           0002
 Free physical TD's
                       FLINK                 89fe1f60
                       BLINK                 89fe1f00
 Count of free PHYTD's                           00fd
 Count of used PHYTD's                           0002
 Free HCDQHD's
                       FLINK                 89fde550
                       BLINK                 89fde550
 Used HCDQHD's
                       FLINK                 89fde460
                       BLINK                 89fde460
 Count of free HCDQH's                           0056
 Count of used HCDQH's                           0004
 Permanent Queue Heads
 Interrupt period   1 Ms                     89fde000
 Interrupt period   2 Ms                     89fde050
 Interrupt period   4 Ms                     89fde0a0
 Interrupt period   8 Ms                     89fde0f0
 Interrupt period  16 Ms                     89fde140
 Interrupt period  32 Ms                     89fde190
 Interrupt period  64 Ms                     89fde1e0
 Interrupt period 128 Ms                     89fde230
 Unlink Queue Head                           89fde280
 Low Speed Control Queue Head                89fde2d0
 Full Speed Control Queue Head               89fde320
 Bulk Queue Head                             89fde370
 Terminate Queue Head                        89fde3c0
 Root hub poller 1 -> active                        1
 Bit mask of root hub ports finished reset   00000000
 Total interrupts                    0000000000000562
 TD complete interrupts              0000000000000562
 TD error interrupts                 0000000000000000
 Count of resume events              0000000000000000
 Number of times controller halted   0000000000000000
 TQE and PCI config space data omitted
 Error counters
  I/O's completed with error(s)              00000555
  Bit stuffing error(s)                      00000000
  CRC error                                  00000000
  NAK receied                                00000555
  Babble detected                            00000000
  Data Buffer error(s)                       00000000
  Stall event(s)                             00000000
  Timeout error(s)                           00000000
 Saved operating registers
 Command                                         0001
 Status                                          0000
 Interrupt Summary                               000f
 Frame Number                                    0000
 Frame list address                          001be000
 Start of Frame time modifier                      40
 Root Hub Port 1                                 05a5
          Port 2                                 0580
 Port History next slot                          0002
 Debug tracing bits                  00000000000000ff

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