📄 serial167.h
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/* * 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; wait_queue_head_t open_wait; wait_queue_head_t 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/***************************************************************************/⌨️ 快捷键说明
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