1 /* 2 * Copyright 2003 Digi International (www.digi.com) 3 * Scott H Kilau <Scott_Kilau at digi dot com> 4 * 5 * This program is free software; you can redistribute it and/or modify 6 * it under the terms of the GNU General Public License as published by 7 * the Free Software Foundation; either version 2, or (at your option) 8 * any later version. 9 * 10 * This program is distributed in the hope that it will be useful, 11 * but WITHOUT ANY WARRANTY, EXPRESS OR IMPLIED; without even the 12 * implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR 13 * PURPOSE. See the GNU General Public License for more details. 14 */ 15 16 #ifndef _DIGI_H 17 #define _DIGI_H 18 19 #ifndef TIOCM_LE 20 #define TIOCM_LE 0x01 /* line enable */ 21 #define TIOCM_DTR 0x02 /* data terminal ready */ 22 #define TIOCM_RTS 0x04 /* request to send */ 23 #define TIOCM_ST 0x08 /* secondary transmit */ 24 #define TIOCM_SR 0x10 /* secondary receive */ 25 #define TIOCM_CTS 0x20 /* clear to send */ 26 #define TIOCM_CAR 0x40 /* carrier detect */ 27 #define TIOCM_RNG 0x80 /* ring indicator */ 28 #define TIOCM_DSR 0x100 /* data set ready */ 29 #define TIOCM_RI TIOCM_RNG /* ring (alternate) */ 30 #define TIOCM_CD TIOCM_CAR /* carrier detect (alt) */ 31 #endif 32 33 #if !defined(TIOCMSET) 34 #define TIOCMSET (('d' << 8) | 252) /* set modem ctrl state */ 35 #define TIOCMGET (('d' << 8) | 253) /* set modem ctrl state */ 36 #endif 37 38 #if !defined(TIOCMBIC) 39 #define TIOCMBIC (('d' << 8) | 254) /* set modem ctrl state */ 40 #define TIOCMBIS (('d' << 8) | 255) /* set modem ctrl state */ 41 #endif 42 43 #define DIGI_GETA (('e' << 8) | 94) /* Read params */ 44 #define DIGI_SETA (('e' << 8) | 95) /* Set params */ 45 #define DIGI_SETAW (('e' << 8) | 96) /* Drain & set params */ 46 #define DIGI_SETAF (('e' << 8) | 97) /* Drain, flush & set params */ 47 #define DIGI_GET_NI_INFO (('d' << 8) | 250) /* Non-intelligent state info */ 48 #define DIGI_LOOPBACK (('d' << 8) | 252) /* Enable/disable UART 49 * internal loopback 50 */ 51 #define DIGI_FAST 0x0002 /* Fast baud rates */ 52 #define RTSPACE 0x0004 /* RTS input flow control */ 53 #define CTSPACE 0x0008 /* CTS output flow control */ 54 #define DIGI_COOK 0x0080 /* Cooked processing done in FEP */ 55 #define DIGI_FORCEDCD 0x0100 /* Force carrier */ 56 #define DIGI_ALTPIN 0x0200 /* Alternate RJ-45 pin config */ 57 #define DIGI_PRINTER 0x0800 /* Hold port open for flow cntrl*/ 58 #define DIGI_DTR_TOGGLE 0x2000 /* Support DTR Toggle */ 59 #define DIGI_RTS_TOGGLE 0x8000 /* Support RTS Toggle */ 60 #define DIGI_PLEN 28 /* String length */ 61 #define DIGI_TSIZ 10 /* Terminal string len */ 62 63 /* 64 * Structure used with ioctl commands for DIGI parameters. 65 */ 66 /** 67 * struct digi_t - Ioctl commands for DIGI parameters. 68 * @digi_flags: Flags. 69 * @digi_maxcps: Maximum printer CPS. 70 * @digi_maxchar: Maximum characters in the print queue. 71 * @digi_bufsize: Buffer size. 72 * @digi_onlen: Length of ON string. 73 * @digi_offlen: Length of OFF string. 74 * @digi_onstr: Printer ON string. 75 * @digi_offstr: Printer OFF string. 76 * @digi_term: Terminal string. 77 */ 78 struct digi_t { 79 unsigned short digi_flags; 80 unsigned short digi_maxcps; 81 unsigned short digi_maxchar; 82 unsigned short digi_bufsize; 83 unsigned char digi_onlen; 84 unsigned char digi_offlen; 85 char digi_onstr[DIGI_PLEN]; 86 char digi_offstr[DIGI_PLEN]; 87 char digi_term[DIGI_TSIZ]; 88 }; 89 90 /** 91 * struct digi_dinfo - Driver status information. 92 * @dinfo_nboards: Number of boards configured. 93 * @dinfo_reserved: Not used, for future expansion. 94 * @dinfio_version: Driver version. 95 */ 96 struct digi_dinfo { 97 unsigned int dinfo_nboards; 98 char dinfo_reserved[12]; 99 char dinfo_version[16]; 100 }; 101 102 #define DIGI_GETDD (('d' << 8) | 248) /* get driver info */ 103 104 /** 105 * struct digi_info - Ioctl commands for per board information. 106 * 107 * Physsize and memsize differ when board has "windowed" memory. 108 * 109 * @info_bdnum: Board number (0 based). 110 * @info_ioport: IO port address. 111 * @indo_physaddr: Memory address. 112 * @info_physize: Size of host memory window. 113 * @info_memsize: Amount of dual-port memory on board. 114 * @info_bdtype: Board type. 115 * @info_nports: Number of ports. 116 * @info_bdstate: Board state. 117 * @info_reserved: Not used, for future expansion. 118 */ 119 struct digi_info { 120 unsigned int info_bdnum; 121 unsigned int info_ioport; 122 unsigned int info_physaddr; 123 unsigned int info_physsize; 124 unsigned int info_memsize; 125 unsigned short info_bdtype; 126 unsigned short info_nports; 127 char info_bdstate; 128 char info_reserved[7]; 129 }; 130 131 #define DIGI_GETBD (('d' << 8) | 249) /* get board info */ 132 133 /** 134 * struct digi_getbuffer - Holds buffer use counts. 135 */ 136 struct digi_getbuffer { 137 unsigned long tx_in; 138 unsigned long tx_out; 139 unsigned long rxbuf; 140 unsigned long txbuf; 141 unsigned long txdone; 142 }; 143 144 /** 145 * struct digi_getcounter 146 * @norun: Number of UART overrun errors. 147 * @noflow: Number of buffer overflow errors. 148 * @nframe: Number of framing errors. 149 * @nparity: Number of parity errors. 150 * @nbreak: Number of breaks received. 151 * @rbytes: Number of received bytes. 152 * @tbytes: Number of transmitted bytes. 153 */ 154 struct digi_getcounter { 155 unsigned long norun; 156 unsigned long noflow; 157 unsigned long nframe; 158 unsigned long nparity; 159 unsigned long nbreak; 160 unsigned long rbytes; 161 unsigned long tbytes; 162 }; 163 164 /* Board State Definitions */ 165 #define BD_RUNNING 0x0 166 #define BD_NOFEP 0x5 167 168 #define DIGI_SETCUSTOMBAUD _IOW('e', 106, int) /* Set integer baud rate */ 169 #define DIGI_GETCUSTOMBAUD _IOR('e', 107, int) /* Get integer baud rate */ 170 171 #define DIGI_REALPORT_GETBUFFERS (('e' << 8) | 108) 172 #define DIGI_REALPORT_SENDIMMEDIATE (('e' << 8) | 109) 173 #define DIGI_REALPORT_GETCOUNTERS (('e' << 8) | 110) 174 #define DIGI_REALPORT_GETEVENTS (('e' << 8) | 111) 175 176 #define EV_OPU 0x0001 /* Output paused by client */ 177 #define EV_OPS 0x0002 /* Output paused by regular sw flowctrl */ 178 #define EV_IPU 0x0010 /* Input paused unconditionally by user */ 179 #define EV_IPS 0x0020 /* Input paused by high/low water marks */ 180 #define EV_TXB 0x0040 /* Transmit break pending */ 181 182 /** 183 * struct ni_info - intelligent <--> non-intelligent DPA translation. 184 */ 185 struct ni_info { 186 int board; 187 int channel; 188 int dtr; 189 int rts; 190 int cts; 191 int dsr; 192 int ri; 193 int dcd; 194 int curtx; 195 int currx; 196 unsigned short iflag; 197 unsigned short oflag; 198 unsigned short cflag; 199 unsigned short lflag; 200 unsigned int mstat; 201 unsigned char hflow; 202 unsigned char xmit_stopped; 203 unsigned char recv_stopped; 204 unsigned int baud; 205 }; 206 207 #define T_CLASSIC 0002 208 #define T_PCIBUS 0400 209 #define T_NEO_EXPRESS 0001 210 #define T_NEO 0000 211 212 #define TTY_FLIPBUF_SIZE 512 213 214 #endif /* _DIGI_H */ 215