| /* |
| * 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 */ |
| unsigned long 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 */ |
| unsigned char *xmit_buf; |
| int xmit_head; |
| int xmit_tail; |
| int xmit_cnt; |
| int default_threshold; |
| int default_timeout; |
| struct work_struct tqueue; |
| 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 |
| |
| /***************************************************************************/ |