X-Git-Url: https://codewiz.org/gitweb?a=blobdiff_plain;f=drv%2Fser.h;h=d74c2235e94c3d70d31c9a249aad508c9c279bce;hb=HEAD;hp=a11e0fb6e09f32e46e45ab60f1abf233bbf4e943;hpb=a20f20b1fe5e88070863392955bda50e23c758e3;p=bertos.git diff --git a/drv/ser.h b/drv/ser.h deleted file mode 100755 index a11e0fb6..00000000 --- a/drv/ser.h +++ /dev/null @@ -1,210 +0,0 @@ -/*! - * \file - * - * - * \brief High level serial I/O API - * - * \version $Id$ - * \author Bernardo Innocenti - */ - -/*#* - *#* $Log$ - *#* Revision 1.14 2004/10/03 18:43:18 bernie - *#* Fix a nasty bug caused by confusion between old-style and new-style configuration macros. - *#* - *#* Revision 1.13 2004/09/14 21:04:57 bernie - *#* Don't vanely call kdebug.h. - *#* - *#* Revision 1.12 2004/09/06 21:40:50 bernie - *#* Move buffer handling in chip-specific driver. - *#* - *#* Revision 1.11 2004/08/25 14:12:08 rasky - *#* Aggiornato il comment block dei log RCS - *#* - *#* Revision 1.10 2004/08/24 16:20:48 bernie - *#* ser_read(): Make buffer argument void *#* for consistency with ANSI C and ser_write() - *#* - *#* 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. - *#* - *#* Revision 1.3 2004/06/02 21:35:24 aleph - *#* Serial enhancements: interruptible receive handler and 8 bit serial status for AVR; remove volatile attribute to FIFOBuffer, useless for new fifobuf routens - *#* - *#* Revision 1.2 2004/05/23 18:21:53 bernie - *#* Trim CVS logs and cleanup header info. - *#* - *#*/ -#ifndef DRV_SER_H -#define DRV_SER_H - -#include -#include -#include - -/*! - * \name Serial Error/status flags - * - * Some of these flags map directly to the flags - * in AVR UART Status Register(USR). - * \todo flags of DSP56k aren't mapped to these flags. Luckily - * these flags doesn't collide with the DSP56k ones, - * which are from 0x0100 to 0x8000 - */ -/*\{*/ -#if CPU_AVR - typedef uint8_t serstatus_t; - - /* Software errors */ - #define SERRF_RXFIFOOVERRUN BV(0) /*!< Rx FIFO buffer overrun */ - #define SERRF_RXTIMEOUT BV(5) /*!< Receive timeout */ - #define SERRF_TXTIMEOUT BV(6) /*!< Transmit timeout */ - - /* Hardware 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 CPU_DSP56K - typedef uint16_t serstatus_t; - - /* Software errors */ - #define SERRF_RXFIFOOVERRUN BV(0) /*!< Rx FIFO buffer overrun */ - #define SERRF_RXTIMEOUT BV(1) /*!< Receive timeout */ - #define SERRF_TXTIMEOUT BV(2) /*!< Transmit timeout */ - - /* Hardware errors */ - #define SERRF_PARITYERROR BV(8) /*!< Parity error */ - #define SERRF_FRAMEERROR BV(9) /*!< Stop bit missing */ - #define SERRF_NOISEERROR BV(10) /*!< Noise error */ - #define SERRF_RXSROVERRUN BV(11) /*!< Rx shift register overrun */ -#else - #error unknown architecture -#endif -/*\}*/ - -/*! \name Parity settings for ser_setparity() */ -/*\{*/ -#define SER_PARITY_NONE 0 -#define SER_PARITY_EVEN 2 -#define SER_PARITY_ODD 3 -/*\}*/ - -/*! - * \name Serial hw numbers - * - * \{ - */ -enum -{ -#if CPU_AVR_ATMEGA64 || CPU_AVR_ATMEGA128 - SER_UART0, - SER_UART1, - SER_SPI, -#elif CPU_AVR_ATMEGA103 || CPU_AVR_ATMEGA8 - SER_UART0, - SER_SPI, -#elif CPU_DSP56K - SER_UART0, - SER_UART1, -#else - #error unknown architecture -#endif - SER_CNT /*!< Number of serial ports */ -}; -/*\}*/ - - -struct SerialHardware; - -/*! Human-readable serial error descriptions */ -extern const char * const serial_errors[8]; - -/*! Serial handle structure */ -struct Serial -{ - /*! Physical port number */ - unsigned int unit; - -#ifdef _DEBUG - bool is_open; -#endif - - /*! - * \name Transmit and receive FIFOs. - * - * Declared volatile because handled asinchronously by interrupts. - * - * \{ - */ - FIFOBuffer txfifo; - FIFOBuffer rxfifo; - /* \} */ - -#if CONFIG_SER_RXTIMEOUT != -1 - time_t rxtimeout; -#endif -#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; -}; - - -/* Function prototypes */ -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, void *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 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); - -/*! - * \name Additional functions implemented as macros - * - * \{ - */ -#define ser_getstatus(h) ((h)->status) -#define ser_setstatus(h, x) ((h)->status = (x)) -/* \} */ - -#endif /* DRV_SER_H */