include/linux/serial167.h

   1 /*
   2  * serial167.h
   3  *
   4  * Richard Hirst [richard@sleepie.demon.co.uk]
   5  *
   6  * Based on cyclades.h
   7  */
   8
   9 struct cyclades_monitor {
  10         unsigned long           int_count;
  11         unsigned long           char_count;
  12         unsigned long           char_max;
  13         unsigned long           char_last;
  14 };
  15
  16 /*
  17  * This is our internal structure for each serial port's state.
  18  *
  19  * Many fields are paralleled by the structure used by the serial_struct
  20  * structure.
  21  *
  22  * For definitions of the flags field, see tty.h
  23  */
  24
  25 struct cyclades_port {
  26         int                     magic;
  27         int                     type;
  28         int                     card;
  29         int                     line;
  30         int                     flags;          /* defined in tty.h */
  31         struct tty_struct       *tty;
  32         int                     read_status_mask;
  33         int                     timeout;
  34         int                     xmit_fifo_size;
  35         int                     cor1,cor2,cor3,cor4,cor5,cor6,cor7;
  36         int                     tbpr,tco,rbpr,rco;
  37         int                     ignore_status_mask;
  38         int                     close_delay;
  39         int                     IER;    /* Interrupt Enable Register */
  40         unsigned long           event;
  41         unsigned long           last_active;
  42         int                     count;  /* # of fd on device */
  43         int                     x_char; /* to be pushed out ASAP */
  44         int                     x_break;
  45         int                     blocked_open; /* # of blocked opens */
  46         unsigned char           *xmit_buf;
  47         int                     xmit_head;
  48         int                     xmit_tail;
  49         int                     xmit_cnt;
  50         int                     default_threshold;
  51         int                     default_timeout;
  52         struct work_struct      tqueue;
  53         wait_queue_head_t       open_wait;
  54         wait_queue_head_t       close_wait;
  55         struct cyclades_monitor mon;
  56 };
  57
  58 #define CYCLADES_MAGIC  0x4359
  59
  60 #define CYGETMON                0x435901
  61 #define CYGETTHRESH             0x435902
  62 #define CYSETTHRESH             0x435903
  63 #define CYGETDEFTHRESH          0x435904
  64 #define CYSETDEFTHRESH          0x435905
  65 #define CYGETTIMEOUT            0x435906
  66 #define CYSETTIMEOUT            0x435907
  67 #define CYGETDEFTIMEOUT         0x435908
  68 #define CYSETDEFTIMEOUT         0x435909
  69
  70 /*
  71  * Events are used to schedule things to happen at timer-interrupt
  72  * time, instead of at cy interrupt time.
  73  */
  74 #define Cy_EVENT_READ_PROCESS   0
  75 #define Cy_EVENT_WRITE_WAKEUP   1
  76 #define Cy_EVENT_HANGUP         2
  77 #define Cy_EVENT_BREAK          3
  78 #define Cy_EVENT_OPEN_WAKEUP    4
  79
  80
  81
  82 #define CyMaxChipsPerCard 1
  83
  84 /**** cd2401 registers ****/
  85
  86 #define CyGFRCR         (0x81)
  87 #define CyCCR           (0x13)
  88 #define      CyCLR_CHAN         (0x40)
  89 #define      CyINIT_CHAN        (0x20)
  90 #define      CyCHIP_RESET       (0x10)
  91 #define      CyENB_XMTR         (0x08)
  92 #define      CyDIS_XMTR         (0x04)
  93 #define      CyENB_RCVR         (0x02)
  94 #define      CyDIS_RCVR         (0x01)
  95 #define CyCAR           (0xee)
  96 #define CyIER           (0x11)
  97 #define      CyMdmCh            (0x80)
  98 #define      CyRxExc            (0x20)
  99 #define      CyRxData           (0x08)
 100 #define      CyTxMpty           (0x02)
 101 #define      CyTxRdy            (0x01)
 102 #define CyLICR          (0x26)
 103 #define CyRISR          (0x89)
 104 #define      CyTIMEOUT          (0x80)
 105 #define      CySPECHAR          (0x70)
 106 #define      CyOVERRUN          (0x08)
 107 #define      CyPARITY           (0x04)
 108 #define      CyFRAME            (0x02)
 109 #define      CyBREAK            (0x01)
 110 #define CyREOIR         (0x84)
 111 #define CyTEOIR         (0x85)
 112 #define CyMEOIR         (0x86)
 113 #define      CyNOTRANS          (0x08)
 114 #define CyRFOC          (0x30)
 115 #define CyRDR           (0xf8)
 116 #define CyTDR           (0xf8)
 117 #define CyMISR          (0x8b)
 118 #define CyRISR          (0x89)
 119 #define CyTISR          (0x8a)
 120 #define CyMSVR1         (0xde)
 121 #define CyMSVR2         (0xdf)
 122 #define      CyDSR              (0x80)
 123 #define      CyDCD              (0x40)
 124 #define      CyCTS              (0x20)
 125 #define      CyDTR              (0x02)
 126 #define      CyRTS              (0x01)
 127 #define CyRTPRL         (0x25)
 128 #define CyRTPRH         (0x24)
 129 #define CyCOR1          (0x10)
 130 #define      CyPARITY_NONE      (0x00)
 131 #define      CyPARITY_E         (0x40)
 132 #define      CyPARITY_O         (0xC0)
 133 #define      Cy_5_BITS          (0x04)
 134 #define      Cy_6_BITS          (0x05)
 135 #define      Cy_7_BITS          (0x06)
 136 #define      Cy_8_BITS          (0x07)
 137 #define CyCOR2          (0x17)
 138 #define      CyETC              (0x20)
 139 #define      CyCtsAE            (0x02)
 140 #define CyCOR3          (0x16)
 141 #define      Cy_1_STOP          (0x02)
 142 #define      Cy_2_STOP          (0x04)
 143 #define CyCOR4          (0x15)
 144 #define      CyREC_FIFO         (0x0F)  /* Receive FIFO threshold */
 145 #define CyCOR5          (0x14)
 146 #define CyCOR6          (0x18)
 147 #define CyCOR7          (0x07)
 148 #define CyRBPR          (0xcb)
 149 #define CyRCOR          (0xc8)
 150 #define CyTBPR          (0xc3)
 151 #define CyTCOR          (0xc0)
 152 #define CySCHR1         (0x1f)
 153 #define CySCHR2         (0x1e)
 154 #define CyTPR           (0xda)
 155 #define CyPILR1         (0xe3)
 156 #define CyPILR2         (0xe0)
 157 #define CyPILR3         (0xe1)
 158 #define CyCMR           (0x1b)
 159 #define      CyASYNC            (0x02)
 160 #define CyLICR          (0x26)
 161 #define CyLIVR          (0x09)
 162 #define CySCRL          (0x23)
 163 #define CySCRH          (0x22)
 164 #define CyTFTC          (0x80)
 165
 166
 167 /* max number of chars in the FIFO */
 168
 169 #define CyMAX_CHAR_FIFO 12
 170
 171 /***************************************************************************/