/******* SerialUnit::New() ***********************************/
static OOP_Object *serialunit_new(OOP_Class *cl, OOP_Object *obj, struct pRoot_New *msg)
{
struct HIDDSerialUnitData * data;
struct TagItem *tag, *tstate;
ULONG unitnum = 0;
EnterFunc(bug("SerialUnit::New()\n"));
tstate = msg->attrList;
while ((tag = NextTagItem(&tstate))) {
ULONG idx;
#define csd CSD(cl->UserData)
if (IS_HIDDSERIALUNIT_ATTR(tag->ti_Tag, idx)) {
#undef csd
switch (idx)
{
case aoHidd_SerialUnit_Unit:
unitnum = (ULONG)tag->ti_Data;
break;
}
}
} /* while (tags to process) */
obj = (OOP_Object *)OOP_DoSuperMethod(cl, obj, (OOP_Msg)msg);
if (obj) {
WORD dummy;
data = OOP_INST_DATA(cl, obj);
data->baseaddr = bases[unitnum];
data->datalength = 8;
data->parity = FALSE;
data->baudrate = 0; /* will be initialize in set_baudrate() */
data->unitnum = unitnum;
CSD(cl->UserData)->units[data->unitnum] = data;
D(bug("Unit %d at 0x0%x\n", data->unitnum, data->baseaddr));
/* Init UART - See 14-10 of dragonball documentation */
serial_out_w(data,USTCNT, UEN | RXEN);
dummy = RREG_W(URX1);
serial_out_w(data, USTCNT, (get_ustcnt(data) | UEN | RXEN | TXEN));
set_baudrate(data, SER_DEFAULT_BAUDRATE);
} /* if (obj) */
ReturnPtr("SerialUnit::New()", OOP_Object *, obj);
}
/******* SerialUnit::New() ***********************************/
OOP_Object *PCSerUnit__Root__New(OOP_Class *cl, OOP_Object *obj, struct pRoot_New *msg)
{
struct HIDDSerialUnitData * data;
struct TagItem *tag, *tstate;
ULONG unitnum = 0;
EnterFunc(bug("SerialUnit::New()\n"));
tstate = msg->attrList;
while ((tag = NextTagItem((const struct TagItem **)&tstate)))
{
ULONG idx;
#define csd CSD(cl->UserData)
if (IS_HIDDSERIALUNIT_ATTR(tag->ti_Tag, idx))
#undef csd
{
switch (idx)
{
case aoHidd_SerialUnit_Unit:
unitnum = (ULONG)tag->ti_Data;
break;
}
}
} /* while (tags to process) */
obj = (OOP_Object *)OOP_DoSuperMethod(cl, obj, (OOP_Msg)msg);
if (obj)
{
struct IntuitionBase * IntuitionBase = (struct IntuitionBase *)OpenLibrary("intuition.library",0);
data = OOP_INST_DATA(cl, obj);
data->baseaddr = bases[unitnum];
if (NULL != IntuitionBase) {
struct Preferences prefs;
GetPrefs(&prefs,sizeof(prefs));
data->baudrate = prefs.BaudRate;
adapt_data(data, &prefs);
CloseLibrary((struct Library *)IntuitionBase);
} else {
data->datalength = 8;
data->parity = FALSE;
data->baudrate = 9600; /* will be initialize in set_baudrate() */
}
data->unitnum = unitnum;
Disable();
CSD(cl->UserData)->units[data->unitnum] = data;
Enable();
D(bug("Unit %d at 0x0%x\n", data->unitnum, data->baseaddr));
/* Wake up UART */
serial_outp(data, UART_LCR, 0xBF);
serial_outp(data, UART_EFR, UART_EFR_ECB);
serial_outp(data, UART_IER, 0);
serial_outp(data, UART_EFR, 0);
serial_outp(data, UART_LCR, 0);
/* clear the FIFOs */
serial_outp(data, UART_FCR, (UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT));
/* clear the interrupt registers */
(void)serial_inp(data, UART_RX);
(void)serial_inp(data, UART_IIR);
(void)serial_inp(data, UART_MSR);
/* initilize the UART */
serial_outp(data, UART_LCR, get_lcr(data));
serial_outp(data, UART_MCR, UART_MCR_OUT2 | UART_MCR_DTR | UART_MCR_RTS);
serial_outp(data, UART_IER, UART_IER_RDI | UART_IER_THRI | UART_IER_RLSI | UART_IER_MSI);
/* clear the interrupt registers again ... */
(void)serial_inp(data, UART_LSR);
(void)serial_inp(data, UART_RX);
(void)serial_inp(data, UART_IIR);
(void)serial_inp(data, UART_MSR);
set_baudrate(data, data->baudrate);
} /* if (obj) */
ReturnPtr("SerialUnit::New()", OOP_Object *, obj);
}
