USB Host Controller Dcmds

address ::uhci_qh [–bd]

Given the address of a USB UHCI controller Queue Head (QH) structure, print the contents of the structure. If the –b option is present iterate over the link_ptr chain, printing all QHs found. If the –d option is present, iterate over the element_ptr chain, printing all TDs found.

address ::uhci_td [–d]

Given the address of a USB UHCI controller Transaction Descriptor (TD) structure, print the contents of the structure. Note this only works for Control and Interrupt TDs. If the –d option is present, iterate over the element_ptr chain, printing all TDs found.