_ReadReg
uint32 revision = _ReadReg(OHCI_REVISION) & 0xff;
uint32 control = _ReadReg(OHCI_CONTROL);
uint32 status = _ReadReg(OHCI_COMMAND_STATUS);
control = _ReadReg(OHCI_CONTROL);
uint32 frameInterval = _ReadReg(OHCI_FRAME_INTERVAL);
reset = _ReadReg(OHCI_COMMAND_STATUS) & OHCI_HOST_CONTROLLER_RESET;
control = _ReadReg(OHCI_CONTROL);
frameInterval = (_ReadReg(OHCI_FRAME_INTERVAL) & OHCI_FRAME_INTERVAL_TOGGLE)
uint32 desca = _ReadReg(OHCI_RH_DESCRIPTOR_A);
uint32 descriptor = _ReadReg(OHCI_RH_DESCRIPTOR_A);
uint32 control = _ReadReg(OHCI_CONTROL);
uint32 portStatus = _ReadReg(OHCI_RH_PORT_STATUS(index));
status |= _ReadReg(OHCI_INTERRUPT_STATUS)
& _ReadReg(OHCI_INTERRUPT_ENABLE);
status = _ReadReg(OHCI_INTERRUPT_STATUS) & _ReadReg(OHCI_INTERRUPT_ENABLE)
inline uint32 _ReadReg(uint32 reg);