Samsung S3C2451X User Manual page 372

USB HOST CONTROLLER
USB HOST CONTROLLER SPECIAL REGISTERS
The S3C2451X USB host controller complies with OHCI Rev 1.0. Refer to Open Host Controller Interface Rev 1.0
specification for detail information.
Register
HcRevision
HcControl
HcCommonStatus
HcInterruptStatus
HcInterruptEnable
HcInterruptDisable
HcHCCA
HcPeriodCuttentED
HcControlHeadED
HcControlCurrentED
HcBulkHeadED
HcBulkCurrentED
HcDoneHead
HcRmInterval
HcFmRemaining
HcFmNumber
HcPeriodicStart
HcLSThreshold
HcRhDescriptorA
HcRhDescriptorB
HcRhStatus
HcRhPortStatus1
HcRhPortStatus2
Preliminary product information describe products that are in development,
for which full characterization data and associated errata are not yet available.
16-2
Specifications and information herein are subject to change without notice.
Table 16-1. OHCI Registers for USB Host Controller
Base Address R/W
0x49000000 –
0x49000004 –
0x49000008 –
0x4900000C –
0x49000010 –
0x49000014 –
0x49000018 –
0x4900001C –
0x49000020 –
0x49000024 –
0x49000028 –
0x4900002C –
0x49000030 –
0x49000034 –
0x49000038 –
0x4900003C –
0x49000040 –
0x49000044 –
0x49000048 –
0x4900004C –
0x49000050 –
0x49000054 –
0x49000058 –
S3C2451X RISC MICROPROCESSOR
Description
Control and status group
Memory pointer group
Frame counter group
Root hub group
Reset Value
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–
–