/*
* $Log$
+ * Revision 1.9 2004/08/15 05:32:22 bernie
+ * ser_resync(): New function.
+ *
+ * Revision 1.8 2004/08/02 20:20:29 aleph
+ * Merge from project_ks
+ *
+ * Revision 1.7 2004/07/30 14:15:53 rasky
+ * Nuovo supporto unificato per detect della CPU
+ *
+ * Revision 1.6 2004/07/29 22:57:09 bernie
+ * ser_drain(): New function; Make Serial::is_open a debug-only feature; Switch to new-style CONFIG_* macros.
+ *
+ * Revision 1.5 2004/07/18 21:54:23 bernie
+ * Add ATmega8 support.
+ *
* Revision 1.4 2004/06/03 11:27:09 bernie
* Add dual-license information.
*
#ifndef DRV_SER_H
#define DRV_SER_H
-#include "compiler.h"
#include <mware/fifobuf.h>
-#include "config.h"
+#include <drv/kdebug.h>
+#include <compiler.h>
+#include <config.h>
/*!
* \name Serial Error/status flags
* which are from 0x0100 to 0x8000
*/
/*\{*/
-#if defined(__AVR__)
+#if CPU_AVR
typedef uint8_t serstatus_t;
/* Software errors */
#define SERRF_RXSROVERRUN BV(3) /*!< Rx shift register overrun */
#define SERRF_FRAMEERROR BV(4) /*!< Stop bit missing */
#define SERRF_PARITYERROR BV(7) /*!< Parity error */
-#elif defined(__m56800__)
+#elif CPU_DSP56K
typedef uint16_t serstatus_t;
/* Software errors */
*/
enum
{
- #if defined(__AVR_ATmega64__)
+#if defined(CPU_AVR_ATMEGA64) || defined(CPU_AVR_ATMEGA128)
SER_UART0,
SER_UART1,
SER_SPI,
-
- #elif defined(__AVR_ATmega103__)
+#elif defined(CPU_AVR_ATMEGA103) || defined(CPU_AVR_ATMEGA8)
SER_UART0,
SER_SPI,
-
- #elif defined (__m56800__)
+#elif CPU_DSP56K
SER_UART0,
SER_UART1,
-
- #else
- #error unknown architecture
- #endif
-
- SER_CNT /**< Number of serial ports */
+#else
+ #error unknown architecture
+#endif
+ SER_CNT /*!< Number of serial ports */
};
-/* @} */
+/*\}*/
struct SerialHardware;
/*! Physical port number */
unsigned int unit;
- bool is_open;
+ DB(bool is_open;)
/*!
* \name FIFO transmit and receive buffers.
unsigned char rxbuffer[CONFIG_SER_RXBUFSIZE];
/* \} */
-#ifdef CONFIG_SER_RXTIMEOUT
+#if CONFIG_SER_RXTIMEOUT != -1
time_t rxtimeout;
#endif
-#ifdef CONFIG_SER_TXTIMEOUT
+#if CONFIG_SER_TXTIMEOUT != -1
time_t txtimeout;
#endif
/*! Holds the flags defined above. Will be 0 when no errors have occurred. */
serstatus_t status;
-
+
/*! Low-level interface to hardware. */
struct SerialHardware* hw;
};
extern int ser_putchar(int c, struct Serial *port);
extern int ser_getchar(struct Serial *port);
extern int ser_getchar_nowait(struct Serial *port);
+
extern int ser_write(struct Serial *port, const void *buf, size_t len);
extern int ser_read(struct Serial *port, char *buf, size_t size);
+
extern int ser_print(struct Serial *port, const char *s);
+extern int ser_printf(struct Serial *port, const char *format, ...) FORMAT(__printf__, 2, 3);
+
extern int ser_gets(struct Serial *port, char *buf, int size);
extern int ser_gets_echo(struct Serial *port, char *buf, int size, bool echo);
-extern int ser_printf(struct Serial *port, const char *format, ...) FORMAT(__printf__, 2, 3);
+
extern void ser_setbaudrate(struct Serial *port, unsigned long rate);
extern void ser_setparity(struct Serial *port, int parity);
+extern void ser_settimeouts(struct Serial *port, time_t rxtimeout, time_t txtimeout);
+extern void ser_resync(struct Serial *port, time_t delay);
extern void ser_purge(struct Serial *port);
+extern void ser_drain(struct Serial *port);
+
extern struct Serial *ser_open(unsigned int unit);
extern void ser_close(struct Serial *port);
-#if defined(CONFIG_SER_RXTIMEOUT) || defined(CONFIG_SER_TXTIMEOUT)
- extern void ser_settimeouts(struct Serial *port, time_t rxtimeout, time_t txtimeout);
-#endif
/*!
* \name Additional functions implemented as macros