Slot Context Data Structure and State Diagram

Zynq UltraScale+ Device Technical Reference Manual (UG1085)

Document ID
UG1085
Release Date
2022-09-15
Revision
2.3 English

This Figure and Table: Slot Context Data Structure refer to the slot context state transfers and how a host treats each state of the device connected to the bus.

Table 31-3:      Slot Context Data Structure

31

 

 

 

27

26

25

24

23

22

21

20

19

18

17

16

15

 

 

 

 

 

 

8

7

 

 

 

 

 

 

0

 

Context Entries

Hub

MTT

RsvdZ

Speed

Route String

03-00H

Number of Ports

Root Hub Port Number

Maximum Exit Latency

07-04H

Interrupter Target

RsvdZ

TT

TT Port Number

TT Hub Slot ID

0B-08H

Slot State

RsvdZ

USB Device Address

0F-0CH

xHCI Reserved (Rsvd0)

13-10H

xHCI Reserved (Rsvd0)

17-14H

xHCI Reserved (Rsvd0)

1B-18H

xHCI Reserved (Rsvd0)

1F-1CH

Figure 31-4:      Slot Context State Machine

X-Ref Target - Figure 31-4

X15500-slot-context-state-machine.jpg