protected static UHCI_qTD_Struct *AllocQTD(uint *next)
{
#if UHCI_TRACE
BasicConsole.WriteLine("UHCI: Alloc qTD");
BasicConsole.DelayOutput(5);
#endif
UHCI_qTD_Struct *td = (UHCI_qTD_Struct *)FOS_System.Heap.AllocZeroedAPB((uint)sizeof(UHCI_qTD_Struct), 32, "UHCI : AllocQTD");
if ((uint)next != Utils.BIT(0))
{
td->next = ((uint)VirtMemManager.GetPhysicalAddress(next) & 0xFFFFFFF0) | UHCI_Consts.BIT_Vf;
td->q_next = (UHCI_qTD_Struct *)next;
}
else
{
td->next = UHCI_Consts.BIT_T;
}
UHCI_qTD.SetActive(td, true); // to be executed
UHCI_qTD.SetPacketID(td, UHCI_Consts.TD_SETUP);
UHCI_qTD.SetMaxLength(td, 0x3F); // 64 byte // uhci, rev. 1.1, page 24
return(td);
}
protected static void ShowPortState(ushort val)
{
if ((val & UHCI_Consts.PORT_RESET) != 0)
{
BasicConsole.WriteLine(" RESET");
}
if ((val & UHCI_Consts.SUSPEND) != 0)
{
BasicConsole.WriteLine(" SUSPEND");
}
if ((val & UHCI_Consts.PORT_RESUME_DETECT) != 0)
{
BasicConsole.WriteLine(" RESUME DETECT");
}
if ((val & UHCI_Consts.PORT_LOWSPEED_DEVICE) != 0)
{
BasicConsole.WriteLine(" LOWSPEED DEVICE");
}
else
{
BasicConsole.WriteLine(" FULLSPEED DEVICE");
}
if ((val & Utils.BIT(5)) != 0)
{
BasicConsole.WriteLine(" Line State: D-");
}
if ((val & Utils.BIT(4)) != 0)
{
BasicConsole.WriteLine(" Line State: D+");
}
if ((val & UHCI_Consts.PORT_ENABLE_CHANGE) != 0)
{
BasicConsole.WriteLine(" ENABLE CHANGE");
}
if ((val & UHCI_Consts.PORT_ENABLE) != 0)
{
BasicConsole.WriteLine(" ENABLED");
}
if ((val & UHCI_Consts.PORT_CS_CHANGE) != 0)
{
BasicConsole.WriteLine(" DEVICE CHANGE");
}
if ((val & UHCI_Consts.PORT_CS) != 0)
{
BasicConsole.WriteLine(" DEVICE ATTACHED");
}
else
{
BasicConsole.WriteLine(" NO DEVICE ATTACHED");
}
}
public static void SetDataToggle(UHCI_qTD_Struct *qTD, bool val)
{
if (val)
{
qTD->u2 |= Utils.BIT(19);
}
else
{
qTD->u2 &= ~Utils.BIT(19);
}
}
public static void SetIntOnComplete(UHCI_qTD_Struct *qTD, bool val)
{
if (val)
{
qTD->u1 |= Utils.BIT(24);
}
else
{
qTD->u1 &= ~Utils.BIT(24);
}
}
public static void SetActive(UHCI_qTD_Struct *qTD, bool val)
{
if (val)
{
qTD->u1 |= Utils.BIT(23);
}
else
{
qTD->u1 &= ~Utils.BIT(23);
}
}
public static bool GetDataToggle(UHCI_qTD_Struct *qTD)
{
return((qTD->u2 & Utils.BIT(19)) != 0);
}
public static bool GetIntOnComplete(UHCI_qTD_Struct *qTD)
{
return((qTD->u1 & Utils.BIT(24)) != 0);
}
//u1
public static bool GetActive(UHCI_qTD_Struct *qTD)
{
return((qTD->u1 & Utils.BIT(23)) != 0);
}
