Software of the Month Club 2000 October

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Text File | 1999-09-17 | 5KB | 176 lines

/* * serial167.h * * Richard Hirst [richard@sleepie.demon.co.uk] * * Based on cyclades.h */ struct cyclades_monitor { unsigned long int_count; unsigned long char_count; unsigned long char_max; unsigned long char_last; }; /* * This is our internal structure for each serial port's state. * * Many fields are paralleled by the structure used by the serial_struct * structure. * * For definitions of the flags field, see tty.h */ struct cyclades_port { int magic; int type; int card; int line; int flags; /* defined in tty.h */ struct tty_struct *tty; int read_status_mask; int timeout; int xmit_fifo_size; int cor1,cor2,cor3,cor4,cor5,cor6,cor7; int tbpr,tco,rbpr,rco; int ignore_status_mask; int close_delay; int IER; /* Interrupt Enable Register */ int event; unsigned long last_active; int count; /* # of fd on device */ int x_char; /* to be pushed out ASAP */ int x_break; int blocked_open; /* # of blocked opens */ long session; /* Session of opening process */ long pgrp; /* pgrp of opening process */ unsigned char *xmit_buf; int xmit_head; int xmit_tail; int xmit_cnt; int default_threshold; int default_timeout; struct tq_struct tqueue; struct termios normal_termios; struct termios callout_termios; struct wait_queue *open_wait; struct wait_queue *close_wait; struct cyclades_monitor mon; }; #define CYCLADES_MAGIC 0x4359 #define CYGETMON 0x435901 #define CYGETTHRESH 0x435902 #define CYSETTHRESH 0x435903 #define CYGETDEFTHRESH 0x435904 #define CYSETDEFTHRESH 0x435905 #define CYGETTIMEOUT 0x435906 #define CYSETTIMEOUT 0x435907 #define CYGETDEFTIMEOUT 0x435908 #define CYSETDEFTIMEOUT 0x435909 /* * Events are used to schedule things to happen at timer-interrupt * time, instead of at cy interrupt time. */ #define Cy_EVENT_READ_PROCESS 0 #define Cy_EVENT_WRITE_WAKEUP 1 #define Cy_EVENT_HANGUP 2 #define Cy_EVENT_BREAK 3 #define Cy_EVENT_OPEN_WAKEUP 4 #define CyMaxChipsPerCard 1 /**** cd2401 registers ****/ #define CyGFRCR (0x81) #define CyCCR (0x13) #define CyCLR_CHAN (0x40) #define CyINIT_CHAN (0x20) #define CyCHIP_RESET (0x10) #define CyENB_XMTR (0x08) #define CyDIS_XMTR (0x04) #define CyENB_RCVR (0x02) #define CyDIS_RCVR (0x01) #define CyCAR (0xee) #define CyIER (0x11) #define CyMdmCh (0x80) #define CyRxExc (0x20) #define CyRxData (0x08) #define CyTxMpty (0x02) #define CyTxRdy (0x01) #define CyLICR (0x26) #define CyRISR (0x89) #define CyTIMEOUT (0x80) #define CySPECHAR (0x70) #define CyOVERRUN (0x08) #define CyPARITY (0x04) #define CyFRAME (0x02) #define CyBREAK (0x01) #define CyREOIR (0x84) #define CyTEOIR (0x85) #define CyMEOIR (0x86) #define CyNOTRANS (0x08) #define CyRFOC (0x30) #define CyRDR (0xf8) #define CyTDR (0xf8) #define CyMISR (0x8b) #define CyRISR (0x89) #define CyTISR (0x8a) #define CyMSVR1 (0xde) #define CyMSVR2 (0xdf) #define CyDSR (0x80) #define CyDCD (0x40) #define CyCTS (0x20) #define CyDTR (0x02) #define CyRTS (0x01) #define CyRTPRL (0x25) #define CyRTPRH (0x24) #define CyCOR1 (0x10) #define CyPARITY_NONE (0x00) #define CyPARITY_E (0x40) #define CyPARITY_O (0xC0) #define Cy_5_BITS (0x04) #define Cy_6_BITS (0x05) #define Cy_7_BITS (0x06) #define Cy_8_BITS (0x07) #define CyCOR2 (0x17) #define CyETC (0x20) #define CyCtsAE (0x02) #define CyCOR3 (0x16) #define Cy_1_STOP (0x02) #define Cy_2_STOP (0x04) #define CyCOR4 (0x15) #define CyREC_FIFO (0x0F) /* Receive FIFO threshold */ #define CyCOR5 (0x14) #define CyCOR6 (0x18) #define CyCOR7 (0x07) #define CyRBPR (0xcb) #define CyRCOR (0xc8) #define CyTBPR (0xc3) #define CyTCOR (0xc0) #define CySCHR1 (0x1f) #define CySCHR2 (0x1e) #define CyTPR (0xda) #define CyPILR1 (0xe3) #define CyPILR2 (0xe0) #define CyPILR3 (0xe1) #define CyCMR (0x1b) #define CyASYNC (0x02) #define CyLICR (0x26) #define CyLIVR (0x09) #define CySCRL (0x23) #define CySCRH (0x22) #define CyTFTC (0x80) /* max number of chars in the FIFO */ #define CyMAX_CHAR_FIFO 12 /***************************************************************************/