Datasheet

TUSB7320, TUSB7340
SLLSE76E–MARCH 2011– REVISED JULY 2011 www.ti.com
6.3 Host Controller Operational Registers
These registers control the operation of the TUSB73X0. The offset in Table 6-15 is from the Operational
Base, which is the address programmed into the Base Address Register 0 plus the value programmed into
the Capability Registers Length (see Section 6.2.1).
Table 6-15. Host Controller Operational Register Map
Register Name Offset
USB Command 00h
USB Status 04h
Page Size 08h
Reserved 0Ch-13h
Device Notification Control 14h
Command Ring Control 18h-1Fh
Reserved 20h-2Fh
Device Context Base Address Array Pointer 30h-37h
Configure 38h
Reserved 3Ch-3FFh
Port Register Set 1-8 400h-47Fh
6.3.1 USB Command Register
This register indicates the command to be executed by the TUSB73X0.
Operational Base register offset:00h
Register type:Read-Only,Read/Write
Default value: 0000 0000h
Table 6-16. HC Operational Register (Operational Base + 00h)
Bit
31 30 29 28 27 26 25 24 23 22 21 20 19 18 17 16
No.
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
State
Bit
15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
No.
Reset
0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
State
80 xHCI MEMORY MAPPED REGISTER SPACE Copyright © 2011, Texas Instruments Incorporated
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