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TCC76x
Specification Rev. 0.07
February 23, 2005
32-bit RISC Microprocessor for Digital Media Player
USB CONTROLLER
Preliminary
9-15
The following table describes the address mapping of OHCI Rev1.0 registers.
Table 9.2 USB Host Register Map (Base Address = 0x80000D00)
Name
Address Type
Reset
Description
HcRevision
0x00
R
0x00000010
HcControl
0x04
R/W
0x00000000
HcCommandStatus
0x08
R
0x00000000
HcInterruptStatus
0x0C
R
0x00000000
HcInterruptEnable
0x10
R/W
0x00000000
HcInterruptDisable
0x14
W
0x00000000
Control and status registers
HcHCCA
0x18
R/W
0x00000000
HcPeriodCurrentED
0x1C
R
0x00000000
HcControlHeadED
0x20
R/W
0x00000000
HcControlCurrentED
0x24
R/W
0x00000000
HcBulkHeadED
0x28
R/W
0x00000000
HcBulkCurrentED
0x2C
R/W
0x00000000
HcDoneHead
0x30
R
0x00000000
Memory pointer registers
HcRmInterval
0x34
R/W
0x00002EDF
HcFmRemaining
0x38
R/W
0x00000000
HcFmNumber
0x3C
R/W
0x00000000
HcPeriodStart
0x40
R/W
0x00000000
HcLSThreshold
0x44
R/W
0x00000628
Frame counter registers
HcRhDescriptorA
0x48
R/W
0x02001202
HcRhDescriptorB
0x4C
R/W
0x00000000
HcRhStatus
0x50
R/W
0x00000000
HcRhPortStatus1
0x54
R/W
0x00000100
HcRhPortStatus2
0x58
R/W
0x00000100
Root hub registers
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