drivers/char/epca.h

   1 #define XEMPORTS    0xC02
   2 #define XEPORTS     0xC22
   3
   4 #define MAX_ALLOC   0x100
   5
   6 #define MAXBOARDS   12
   7 #define FEPCODESEG  0x0200L
   8 #define FEPCODE     0x2000L
   9 #define BIOSCODE    0xf800L
  10
  11 #define MISCGLOBAL  0x0C00L
  12 #define NPORT       0x0C22L
  13 #define MBOX        0x0C40L
  14 #define PORTBASE    0x0C90L
  15
  16 /* Begin code defines used for epca_setup */
  17
  18 #define INVALID_BOARD_TYPE   0x1
  19 #define INVALID_NUM_PORTS    0x2
  20 #define INVALID_MEM_BASE     0x4
  21 #define INVALID_PORT_BASE    0x8
  22 #define INVALID_BOARD_STATUS 0x10
  23 #define INVALID_ALTPIN       0x20
  24
  25 /* End code defines used for epca_setup */
  26
  27
  28 #define FEPCLR      0x00
  29 #define FEPMEM      0x02
  30 #define FEPRST      0x04
  31 #define FEPINT      0x08
  32 #define FEPMASK     0x0e
  33 #define FEPWIN      0x80
  34
  35 #define PCXE    0
  36 #define PCXEVE  1
  37 #define PCXEM   2
  38 #define EISAXEM 3
  39 #define PC64XE  4
  40 #define PCXI    5
  41 #define PCIXEM  7
  42 #define PCICX   8
  43 #define PCIXR   9
  44 #define PCIXRJ  10
  45 #define EPCA_NUM_TYPES 6
  46
  47
  48 static char *board_desc[] =
  49 {
  50         "PC/Xe",
  51         "PC/Xeve",
  52         "PC/Xem",
  53         "EISA/Xem",
  54         "PC/64Xe",
  55         "PC/Xi",
  56         "unknown",
  57         "PCI/Xem",
  58         "PCI/CX",
  59         "PCI/Xr",
  60         "PCI/Xrj",
  61 };
  62
  63 #define STARTC      021
  64 #define STOPC       023
  65 #define IAIXON      0x2000
  66
  67
  68 #define TXSTOPPED  0x1
  69 #define LOWWAIT    0x2
  70 #define EMPTYWAIT  0x4
  71 #define RXSTOPPED  0x8
  72 #define TXBUSY     0x10
  73
  74 #define DISABLED   0
  75 #define ENABLED    1
  76 #define OFF        0
  77 #define ON         1
  78
  79 #define FEPTIMEOUT 200000
  80 #define SERIAL_TYPE_NORMAL  1
  81 #define SERIAL_TYPE_INFO    3
  82 #define EPCA_EVENT_HANGUP   1
  83 #define EPCA_MAGIC          0x5c6df104L
  84
  85 struct channel
  86 {
  87         long   magic;
  88         unchar boardnum;
  89         unchar channelnum;
  90         unchar omodem;         /* FEP output modem status     */
  91         unchar imodem;         /* FEP input modem status      */
  92         unchar modemfake;      /* Modem values to be forced   */
  93         unchar modem;          /* Force values                */
  94         unchar hflow;
  95         unchar dsr;
  96         unchar dcd;
  97         unchar m_rts ;          /* The bits used in whatever FEP */
  98         unchar m_dcd ;          /* is indiginous to this board to */
  99         unchar m_dsr ;          /* represent each of the physical */
 100         unchar m_cts ;          /* handshake lines */
 101         unchar m_ri ;
 102         unchar m_dtr ;
 103         unchar stopc;
 104         unchar startc;
 105         unchar stopca;
 106         unchar startca;
 107         unchar fepstopc;
 108         unchar fepstartc;
 109         unchar fepstopca;
 110         unchar fepstartca;
 111         unchar txwin;
 112         unchar rxwin;
 113         ushort fepiflag;
 114         ushort fepcflag;
 115         ushort fepoflag;
 116         ushort txbufhead;
 117         ushort txbufsize;
 118         ushort rxbufhead;
 119         ushort rxbufsize;
 120         int    close_delay;
 121         int    count;
 122         int    blocked_open;
 123         ulong  event;
 124         int    asyncflags;
 125         uint   dev;
 126         ulong  statusflags;
 127         ulong  c_iflag;
 128         ulong  c_cflag;
 129         ulong  c_lflag;
 130         ulong  c_oflag;
 131         unchar *txptr;
 132         unchar *rxptr;
 133         unchar *tmp_buf;
 134         struct board_info           *board;
 135         volatile struct board_chan  *brdchan;
 136         struct digi_struct          digiext;
 137         struct tty_struct           *tty;
 138         wait_queue_head_t           open_wait;
 139         wait_queue_head_t           close_wait;
 140         struct work_struct            tqueue;
 141         volatile struct global_data *mailbox;
 142 };
 143
 144 struct board_info
 145 {
 146         unchar status;
 147         unchar type;
 148         unchar altpin;
 149         ushort numports;
 150         unchar *port;
 151         unchar *membase;
 152         unchar __iomem *re_map_port;
 153         unchar *re_map_membase;
 154         ulong  memory_seg;
 155         void ( * memwinon )     (struct board_info *, unsigned int) ;
 156         void ( * memwinoff )    (struct board_info *, unsigned int) ;
 157         void ( * globalwinon )  (struct channel *) ;
 158         void ( * txwinon )      (struct channel *) ;
 159         void ( * rxwinon )      (struct channel *) ;
 160         void ( * memoff )       (struct channel *) ;
 161         void ( * assertgwinon ) (struct channel *) ;
 162         void ( * assertmemoff ) (struct channel *) ;
 163         unchar poller_inhibited ;
 164 };
 165