void TTY_Enable(int handle)
{
ComPort *p;
p = handleToPort [handle];
if (p->enabled)
return;
ComPort_Enable(p);
if (p->useModem && !p->modemInitialized)
Modem_Init (p);
}
void modem_flush_frame(void) {
phase_delta = PHASE_DELTA_1200;
phase = 0;
packet_pos = 0;
current_sample_in_baud = 0;
if(gpsIsOn())
GPS_hibernate_uart(); // Hibernate UART because it would interrupt the modulation
Modem_Init(); // Initialize timers and radio
while(modem_busy()) // Wait for radio getting finished
__WFI();
radioShutdown(); // Shutdown radio
if(gpsIsOn())
GPS_wake_uart(); // Init UART again to continue GPS decoding
}
void Com_f (void)
{
ComPort *p;
int portNumber;
int i;
int n;
// first, determine which port they're messing with
portNumber = Q_atoi(Cmd_Argv (0) + 3) - 1;
if (portNumber > 1)
return;
p = handleToPort[portNumber];
if (Cmd_Argc() == 1)
{
Con_Printf("Settings for COM%i\n", portNumber + 1);
Con_Printf("enabled: %s\n", p->enabled ? "true" : "false");
Con_Printf("uart: ");
if (p->uartType == UART_AUTO)
Con_Printf("auto\n");
else if (p->uartType == UART_8250)
Con_Printf("8250\n");
else
Con_Printf("16550\n");
Con_Printf("port: %x\n", p->uart);
Con_Printf("irq: %i\n", p->irq);
Con_Printf("baud: %i\n", 115200 / p->baudBits);
Con_Printf("CTS: %s\n", (p->modemStatusIgnore & MSR_CTS) ? "ignored" : "honored");
Con_Printf("DSR: %s\n", (p->modemStatusIgnore & MSR_DSR) ? "ignored" : "honored");
Con_Printf("CD: %s\n", (p->modemStatusIgnore & MSR_CD) ? "ignored" : "honored");
if (p->useModem)
{
Con_Printf("type: Modem\n");
Con_Printf("clear: %s\n", p->clear);
Con_Printf("startup: %s\n", p->startup);
Con_Printf("shutdown: %s\n", p->shutdown);
}
else
Con_Printf("type: Direct connect\n");
return;
}
if (Cmd_CheckParm ("disable"))
{
if (p->enabled)
ComPort_Disable(p);
p->modemInitialized = false;
return;
}
if (Cmd_CheckParm ("reset"))
{
ComPort_Disable(p);
ResetComPortConfig (p);
return;
}
if ((i = Cmd_CheckParm ("port")) != 0)
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change port\n");
return;
}
p->uart = Q_atoi (Cmd_Argv (i+1));
}
if ((i = Cmd_CheckParm ("irq")) != 0)
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change irq\n");
return;
}
p->irq = Q_atoi (Cmd_Argv (i+1));
}
if ((i = Cmd_CheckParm ("baud")) != 0)
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change baud\n");
return;
}
n = Q_atoi (Cmd_Argv (i+1));
if (n == 0)
Con_Printf("Invalid baud rate specified\n");
else
p->baudBits = 115200 / n;
}
if (Cmd_CheckParm ("8250"))
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change uart\n");
return;
}
p->uartType = UART_8250;
}
if (Cmd_CheckParm ("16550"))
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change uart\n");
return;
}
p->uartType = UART_16550;
}
if (Cmd_CheckParm ("auto"))
{
if (p->enabled)
{
Con_Printf("COM port must be disabled to change uart\n");
return;
}
p->uartType = UART_AUTO;
}
if (Cmd_CheckParm ("pulse"))
p->dialType = 'P';
if (Cmd_CheckParm ("tone"))
p->dialType = 'T';
if (Cmd_CheckParm ("direct"))
p->useModem = false;
if (Cmd_CheckParm ("modem"))
p->useModem = true;
if ((i = Cmd_CheckParm ("clear")) != 0)
{
Q_strncpy (p->clear, Cmd_Argv (i+1), 16);
}
if ((i = Cmd_CheckParm ("startup")) != 0)
{
Q_strncpy (p->startup, Cmd_Argv (i+1), 32);
p->modemInitialized = false;
}
if ((i = Cmd_CheckParm ("shutdown")) != 0)
{
Q_strncpy (p->shutdown, Cmd_Argv (i+1), 16);
}
if (Cmd_CheckParm ("-cts"))
{
p->modemStatusIgnore |= MSR_CTS;
p->modemStatus |= MSR_CTS;
}
if (Cmd_CheckParm ("+cts"))
{
p->modemStatusIgnore &= (~MSR_CTS);
p->modemStatus = (inportb (p->uart + MODEM_STATUS_REGISTER) & MODEM_STATUS_MASK) | p->modemStatusIgnore;
}
if (Cmd_CheckParm ("-dsr"))
{
p->modemStatusIgnore |= MSR_DSR;
p->modemStatus |= MSR_DSR;
}
if (Cmd_CheckParm ("+dsr"))
{
p->modemStatusIgnore &= (~MSR_DSR);
p->modemStatus = (inportb (p->uart + MODEM_STATUS_REGISTER) & MODEM_STATUS_MASK) | p->modemStatusIgnore;
}
if (Cmd_CheckParm ("-cd"))
{
p->modemStatusIgnore |= MSR_CD;
p->modemStatus |= MSR_CD;
}
if (Cmd_CheckParm ("+cd"))
{
p->modemStatusIgnore &= (~MSR_CD);
p->modemStatus = (inportb (p->uart + MODEM_STATUS_REGISTER) & MODEM_STATUS_MASK) | p->modemStatusIgnore;
}
if (Cmd_CheckParm ("enable"))
{
if (!p->enabled)
ComPort_Enable(p);
if (p->useModem && !p->modemInitialized)
Modem_Init (p);
}
}
