include/linux/synclink.h

   1 /*
   2  * SyncLink Multiprotocol Serial Adapter Driver
   3  *
   4  * $Id: synclink.h,v 3.14 2006/07/17 20:15:43 paulkf Exp $
   5  *
   6  * Copyright (C) 1998-2000 by Microgate Corporation
   7  *
   8  * Redistribution of this file is permitted under
   9  * the terms of the GNU Public License (GPL)
  10  */
  11
  12 #ifndef _SYNCLINK_H_
  13 #define _SYNCLINK_H_
  14 #define SYNCLINK_H_VERSION 3.6
  15
  16 #include <linux/types.h>
  17
  18 #define BIT0    0x0001
  19 #define BIT1    0x0002
  20 #define BIT2    0x0004
  21 #define BIT3    0x0008
  22 #define BIT4    0x0010
  23 #define BIT5    0x0020
  24 #define BIT6    0x0040
  25 #define BIT7    0x0080
  26 #define BIT8    0x0100
  27 #define BIT9    0x0200
  28 #define BIT10   0x0400
  29 #define BIT11   0x0800
  30 #define BIT12   0x1000
  31 #define BIT13   0x2000
  32 #define BIT14   0x4000
  33 #define BIT15   0x8000
  34 #define BIT16   0x00010000
  35 #define BIT17   0x00020000
  36 #define BIT18   0x00040000
  37 #define BIT19   0x00080000
  38 #define BIT20   0x00100000
  39 #define BIT21   0x00200000
  40 #define BIT22   0x00400000
  41 #define BIT23   0x00800000
  42 #define BIT24   0x01000000
  43 #define BIT25   0x02000000
  44 #define BIT26   0x04000000
  45 #define BIT27   0x08000000
  46 #define BIT28   0x10000000
  47 #define BIT29   0x20000000
  48 #define BIT30   0x40000000
  49 #define BIT31   0x80000000
  50
  51
  52 #define HDLC_MAX_FRAME_SIZE     65535
  53 #define MAX_ASYNC_TRANSMIT      4096
  54 #define MAX_ASYNC_BUFFER_SIZE   4096
  55
  56 #define ASYNC_PARITY_NONE               0
  57 #define ASYNC_PARITY_EVEN               1
  58 #define ASYNC_PARITY_ODD                2
  59 #define ASYNC_PARITY_SPACE              3
  60
  61 #define HDLC_FLAG_UNDERRUN_ABORT7       0x0000
  62 #define HDLC_FLAG_UNDERRUN_ABORT15      0x0001
  63 #define HDLC_FLAG_UNDERRUN_FLAG         0x0002
  64 #define HDLC_FLAG_UNDERRUN_CRC          0x0004
  65 #define HDLC_FLAG_SHARE_ZERO            0x0010
  66 #define HDLC_FLAG_AUTO_CTS              0x0020
  67 #define HDLC_FLAG_AUTO_DCD              0x0040
  68 #define HDLC_FLAG_AUTO_RTS              0x0080
  69 #define HDLC_FLAG_RXC_DPLL              0x0100
  70 #define HDLC_FLAG_RXC_BRG               0x0200
  71 #define HDLC_FLAG_RXC_TXCPIN            0x8000
  72 #define HDLC_FLAG_RXC_RXCPIN            0x0000
  73 #define HDLC_FLAG_TXC_DPLL              0x0400
  74 #define HDLC_FLAG_TXC_BRG               0x0800
  75 #define HDLC_FLAG_TXC_TXCPIN            0x0000
  76 #define HDLC_FLAG_TXC_RXCPIN            0x0008
  77 #define HDLC_FLAG_DPLL_DIV8             0x1000
  78 #define HDLC_FLAG_DPLL_DIV16            0x2000
  79 #define HDLC_FLAG_DPLL_DIV32            0x0000
  80 #define HDLC_FLAG_HDLC_LOOPMODE         0x4000
  81
  82 #define HDLC_CRC_NONE                   0
  83 #define HDLC_CRC_16_CCITT               1
  84 #define HDLC_CRC_32_CCITT               2
  85 #define HDLC_CRC_MASK                   0x00ff
  86 #define HDLC_CRC_RETURN_EX              0x8000
  87
  88 #define RX_OK                           0
  89 #define RX_CRC_ERROR                    1
  90
  91 #define HDLC_TXIDLE_FLAGS               0
  92 #define HDLC_TXIDLE_ALT_ZEROS_ONES      1
  93 #define HDLC_TXIDLE_ZEROS               2
  94 #define HDLC_TXIDLE_ONES                3
  95 #define HDLC_TXIDLE_ALT_MARK_SPACE      4
  96 #define HDLC_TXIDLE_SPACE               5
  97 #define HDLC_TXIDLE_MARK                6
  98 #define HDLC_TXIDLE_CUSTOM_8            0x10000000
  99 #define HDLC_TXIDLE_CUSTOM_16           0x20000000
 100
 101 #define HDLC_ENCODING_NRZ                       0
 102 #define HDLC_ENCODING_NRZB                      1
 103 #define HDLC_ENCODING_NRZI_MARK                 2
 104 #define HDLC_ENCODING_NRZI_SPACE                3
 105 #define HDLC_ENCODING_NRZI                      HDLC_ENCODING_NRZI_SPACE
 106 #define HDLC_ENCODING_BIPHASE_MARK              4
 107 #define HDLC_ENCODING_BIPHASE_SPACE             5
 108 #define HDLC_ENCODING_BIPHASE_LEVEL             6
 109 #define HDLC_ENCODING_DIFF_BIPHASE_LEVEL        7
 110
 111 #define HDLC_PREAMBLE_LENGTH_8BITS      0
 112 #define HDLC_PREAMBLE_LENGTH_16BITS     1
 113 #define HDLC_PREAMBLE_LENGTH_32BITS     2
 114 #define HDLC_PREAMBLE_LENGTH_64BITS     3
 115
 116 #define HDLC_PREAMBLE_PATTERN_NONE      0
 117 #define HDLC_PREAMBLE_PATTERN_ZEROS     1
 118 #define HDLC_PREAMBLE_PATTERN_FLAGS     2
 119 #define HDLC_PREAMBLE_PATTERN_10        3
 120 #define HDLC_PREAMBLE_PATTERN_01        4
 121 #define HDLC_PREAMBLE_PATTERN_ONES      5
 122
 123 #define MGSL_MODE_ASYNC         1
 124 #define MGSL_MODE_HDLC          2
 125 #define MGSL_MODE_MONOSYNC      3
 126 #define MGSL_MODE_BISYNC        4
 127 #define MGSL_MODE_RAW           6
 128 #define MGSL_MODE_BASE_CLOCK    7
 129 #define MGSL_MODE_XSYNC         8
 130
 131 #define MGSL_BUS_TYPE_ISA       1
 132 #define MGSL_BUS_TYPE_EISA      2
 133 #define MGSL_BUS_TYPE_PCI       5
 134
 135 #define MGSL_INTERFACE_MASK     0xf
 136 #define MGSL_INTERFACE_DISABLE  0
 137 #define MGSL_INTERFACE_RS232    1
 138 #define MGSL_INTERFACE_V35      2
 139 #define MGSL_INTERFACE_RS422    3
 140 #define MGSL_INTERFACE_RTS_EN   0x10
 141 #define MGSL_INTERFACE_LL       0x20
 142 #define MGSL_INTERFACE_RL       0x40
 143 #define MGSL_INTERFACE_MSB_FIRST 0x80
 144
 145 typedef struct _MGSL_PARAMS
 146 {
 147         /* Common */
 148
 149         unsigned long   mode;           /* Asynchronous or HDLC */
 150         unsigned char   loopback;       /* internal loopback mode */
 151
 152         /* HDLC Only */
 153
 154         unsigned short  flags;
 155         unsigned char   encoding;       /* NRZ, NRZI, etc. */
 156         unsigned long   clock_speed;    /* external clock speed in bits per second */
 157         unsigned char   addr_filter;    /* receive HDLC address filter, 0xFF = disable */
 158         unsigned short  crc_type;       /* None, CRC16-CCITT, or CRC32-CCITT */
 159         unsigned char   preamble_length;
 160         unsigned char   preamble;
 161
 162         /* Async Only */
 163
 164         unsigned long   data_rate;      /* bits per second */
 165         unsigned char   data_bits;      /* 7 or 8 data bits */
 166         unsigned char   stop_bits;      /* 1 or 2 stop bits */
 167         unsigned char   parity;         /* none, even, or odd */
 168
 169 } MGSL_PARAMS, *PMGSL_PARAMS;
 170
 171 #define MICROGATE_VENDOR_ID 0x13c0
 172 #define SYNCLINK_DEVICE_ID 0x0010
 173 #define MGSCC_DEVICE_ID 0x0020
 174 #define SYNCLINK_SCA_DEVICE_ID 0x0030
 175 #define SYNCLINK_GT_DEVICE_ID 0x0070
 176 #define SYNCLINK_GT4_DEVICE_ID 0x0080
 177 #define SYNCLINK_AC_DEVICE_ID  0x0090
 178 #define SYNCLINK_GT2_DEVICE_ID 0x00A0
 179 #define MGSL_MAX_SERIAL_NUMBER 30
 180
 181 /*
 182 ** device diagnostics status
 183 */
 184
 185 #define DiagStatus_OK                           0
 186 #define DiagStatus_AddressFailure               1
 187 #define DiagStatus_AddressConflict              2
 188 #define DiagStatus_IrqFailure                   3
 189 #define DiagStatus_IrqConflict                  4
 190 #define DiagStatus_DmaFailure                   5
 191 #define DiagStatus_DmaConflict                  6
 192 #define DiagStatus_PciAdapterNotFound           7
 193 #define DiagStatus_CantAssignPciResources       8
 194 #define DiagStatus_CantAssignPciMemAddr         9
 195 #define DiagStatus_CantAssignPciIoAddr          10
 196 #define DiagStatus_CantAssignPciIrq             11
 197 #define DiagStatus_MemoryError                  12
 198
 199 #define SerialSignal_DCD            0x01     /* Data Carrier Detect */
 200 #define SerialSignal_TXD            0x02     /* Transmit Data */
 201 #define SerialSignal_RI             0x04     /* Ring Indicator */
 202 #define SerialSignal_RXD            0x08     /* Receive Data */
 203 #define SerialSignal_CTS            0x10     /* Clear to Send */
 204 #define SerialSignal_RTS            0x20     /* Request to Send */
 205 #define SerialSignal_DSR            0x40     /* Data Set Ready */
 206 #define SerialSignal_DTR            0x80     /* Data Terminal Ready */
 207
 208
 209 /*
 210  * Counters of the input lines (CTS, DSR, RI, CD) interrupts
 211  */
 212 struct mgsl_icount {
 213         __u32   cts, dsr, rng, dcd, tx, rx;
 214         __u32   frame, parity, overrun, brk;
 215         __u32   buf_overrun;
 216         __u32   txok;
 217         __u32   txunder;
 218         __u32   txabort;
 219         __u32   txtimeout;
 220         __u32   rxshort;
 221         __u32   rxlong;
 222         __u32   rxabort;
 223         __u32   rxover;
 224         __u32   rxcrc;
 225         __u32   rxok;
 226         __u32   exithunt;
 227         __u32   rxidle;
 228 };
 229
 230 struct gpio_desc {
 231         __u32 state;
 232         __u32 smask;
 233         __u32 dir;
 234         __u32 dmask;
 235 };
 236
 237 #define DEBUG_LEVEL_DATA        1
 238 #define DEBUG_LEVEL_ERROR       2
 239 #define DEBUG_LEVEL_INFO        3
 240 #define DEBUG_LEVEL_BH          4
 241 #define DEBUG_LEVEL_ISR         5
 242
 243 /*
 244 ** Event bit flags for use with MgslWaitEvent
 245 */
 246
 247 #define MgslEvent_DsrActive     0x0001
 248 #define MgslEvent_DsrInactive   0x0002
 249 #define MgslEvent_Dsr           0x0003
 250 #define MgslEvent_CtsActive     0x0004
 251 #define MgslEvent_CtsInactive   0x0008
 252 #define MgslEvent_Cts           0x000c
 253 #define MgslEvent_DcdActive     0x0010
 254 #define MgslEvent_DcdInactive   0x0020
 255 #define MgslEvent_Dcd           0x0030
 256 #define MgslEvent_RiActive      0x0040
 257 #define MgslEvent_RiInactive    0x0080
 258 #define MgslEvent_Ri            0x00c0
 259 #define MgslEvent_ExitHuntMode  0x0100
 260 #define MgslEvent_IdleReceived  0x0200
 261
 262 /* Private IOCTL codes:
 263  *
 264  * MGSL_IOCSPARAMS      set MGSL_PARAMS structure values
 265  * MGSL_IOCGPARAMS      get current MGSL_PARAMS structure values
 266  * MGSL_IOCSTXIDLE      set current transmit idle mode
 267  * MGSL_IOCGTXIDLE      get current transmit idle mode
 268  * MGSL_IOCTXENABLE     enable or disable transmitter
 269  * MGSL_IOCRXENABLE     enable or disable receiver
 270  * MGSL_IOCTXABORT      abort transmitting frame (HDLC)
 271  * MGSL_IOCGSTATS       return current statistics
 272  * MGSL_IOCWAITEVENT    wait for specified event to occur
 273  * MGSL_LOOPTXDONE      transmit in HDLC LoopMode done
 274  * MGSL_IOCSIF          set the serial interface type
 275  * MGSL_IOCGIF          get the serial interface type
 276  */
 277 #define MGSL_MAGIC_IOC  'm'
 278 #define MGSL_IOCSPARAMS         _IOW(MGSL_MAGIC_IOC,0,struct _MGSL_PARAMS)
 279 #define MGSL_IOCGPARAMS         _IOR(MGSL_MAGIC_IOC,1,struct _MGSL_PARAMS)
 280 #define MGSL_IOCSTXIDLE         _IO(MGSL_MAGIC_IOC,2)
 281 #define MGSL_IOCGTXIDLE         _IO(MGSL_MAGIC_IOC,3)
 282 #define MGSL_IOCTXENABLE        _IO(MGSL_MAGIC_IOC,4)
 283 #define MGSL_IOCRXENABLE        _IO(MGSL_MAGIC_IOC,5)
 284 #define MGSL_IOCTXABORT         _IO(MGSL_MAGIC_IOC,6)
 285 #define MGSL_IOCGSTATS          _IO(MGSL_MAGIC_IOC,7)
 286 #define MGSL_IOCWAITEVENT       _IOWR(MGSL_MAGIC_IOC,8,int)
 287 #define MGSL_IOCCLRMODCOUNT     _IO(MGSL_MAGIC_IOC,15)
 288 #define MGSL_IOCLOOPTXDONE      _IO(MGSL_MAGIC_IOC,9)
 289 #define MGSL_IOCSIF             _IO(MGSL_MAGIC_IOC,10)
 290 #define MGSL_IOCGIF             _IO(MGSL_MAGIC_IOC,11)
 291 #define MGSL_IOCSGPIO           _IOW(MGSL_MAGIC_IOC,16,struct gpio_desc)
 292 #define MGSL_IOCGGPIO           _IOR(MGSL_MAGIC_IOC,17,struct gpio_desc)
 293 #define MGSL_IOCWAITGPIO        _IOWR(MGSL_MAGIC_IOC,18,struct gpio_desc)
 294 #define MGSL_IOCSXSYNC          _IO(MGSL_MAGIC_IOC, 19)
 295 #define MGSL_IOCGXSYNC          _IO(MGSL_MAGIC_IOC, 20)
 296 #define MGSL_IOCSXCTRL          _IO(MGSL_MAGIC_IOC, 21)
 297 #define MGSL_IOCGXCTRL          _IO(MGSL_MAGIC_IOC, 22)
 298
 299 #ifdef __KERNEL__
 300 /* provide 32 bit ioctl compatibility on 64 bit systems */
 301 #ifdef CONFIG_COMPAT
 302 #include <linux/compat.h>
 303 struct MGSL_PARAMS32 {
 304         compat_ulong_t  mode;
 305         unsigned char   loopback;
 306         unsigned short  flags;
 307         unsigned char   encoding;
 308         compat_ulong_t  clock_speed;
 309         unsigned char   addr_filter;
 310         unsigned short  crc_type;
 311         unsigned char   preamble_length;
 312         unsigned char   preamble;
 313         compat_ulong_t  data_rate;
 314         unsigned char   data_bits;
 315         unsigned char   stop_bits;
 316         unsigned char   parity;
 317 };
 318 #define MGSL_IOCSPARAMS32 _IOW(MGSL_MAGIC_IOC,0,struct MGSL_PARAMS32)
 319 #define MGSL_IOCGPARAMS32 _IOR(MGSL_MAGIC_IOC,1,struct MGSL_PARAMS32)
 320 #endif
 321 #endif
 322
 323 #endif /* _SYNCLINK_H_ */