Imported CSS files

epics/css/sys-mng-opi/CSS/MARTe/GAMs/isttokbiblio/UFSerialUART.h

@@ -0,0 +1,116 @@
+/* 
+ *   File:   UFSerialUart.h
+ * Author: danielv
+ *   Note: this class only works with the 950 UARTs
+ *
+ * Created on March 5, 2009, 9:30 AM
+ */
+
+#ifndef __UFSERIALUART_H__
+#define	__UFSERIALUART_H__
+
+#include <sys/io.h>
+
+
+//
+// UART registers
+// Note: don't use outside this the UFSerialUART class
+//
+#define THR (this->UARTPortAddress) // Write
+#define RHR (this->UARTPortAddress) // Read
+
+#define IER (this->UARTPortAddress + 1)
+
+#define ISR (this->UARTPortAddress + 2) // Read
+#define FCR (this->UARTPortAddress + 2) // Write
+
+#define LCR (this->UARTPortAddress + 3)
+#define MCR (this->UARTPortAddress + 4)
+#define LSR (this->UARTPortAddress + 5)
+#define MSR (this->UARTPortAddress + 6)
+#define SPR (this->UARTPortAddress + 7)
+
+#define DLL (this->UARTPortAddress) // DLAB = 1 (LCR[7])
+#define DLM (this->UARTPortAddress + 1) // DLAB = 1
+
+#define EFR (this->UARTPortAddress + 2)
+#define ICR (this->UARTPortAddress + 5)
+
+
+class UFSerialUART
+{
+private:
+	unsigned int UARTPortAddress;
+	bool NineBitMode;
+	bool KernelPermission;
+
+private:
+
+	// DLAB Set/Clear
+	inline void SetDLAB();
+	inline void ClearDLAB();
+
+public:
+
+	// Default constructor/destructor
+	UFSerialUART(unsigned int address);
+	virtual ~UFSerialUART();
+
+	// Get UART initialisation status
+	bool IsUARTInitialised();
+
+	// Set/Get UART port address
+	void SetUARTPortAddress(unsigned int address);
+	unsigned int GetUARTPortAddress();
+
+	// Clear FIFOs
+	void ClearTxFifo();
+	void ClearRxFifo();
+
+	// Set Frequency Divider
+	void SetFrequencyDivider(unsigned short newDivider);
+
+	// Set Parity
+	void DisableParity();
+	void SetLowParity();
+	void SetHighParity();
+	void SetEvenParity();
+	void SetOddParity();
+
+	// Set Data Length
+	void SetFiveBitsLength();
+	void SetSixBitsLength();
+	void SetSevenBitsLength();
+	void SetEightBitsLength();
+
+	// Enable/disable usage of FIFOs
+	void EnableFifos();
+	void DisableFifos();
+
+	// Select number of stop bits
+	void SelectOneStopBit();
+	void SelectTwoStopBits();
+
+	// Select operation mode
+	void Select950Mode();
+
+	// Enable/Disable 9-bit mode
+	void Enable9BitMode();
+	void Disable9BitMode();
+
+	// Configure LCR: 8-bits, 1 stop bit, keep the rest of the byte
+	// TODO: delete this method, it is not needed anymore
+	void ConfigureLCR();
+
+	// Check if there is data waiting to be read
+	bool IsDataAvailable();
+
+	// Send/receive value
+	bool SendValue(unsigned short value);
+	bool ReadValue(unsigned short &value);
+
+};
+
+
+#endif	/* __UFSERIALUART_H__ */
+