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
SDA>