projects / mirror_ubuntu-bionic-kernel.git / blame
| Commit | Line | Data |
|---|---|---|
| 1da177e4 LT |
1 | /* |
| 2 | * INET An implementation of the TCP/IP protocol suite for the LINUX | |
| 3 | * operating system. INET is implemented using the BSD Socket | |
| 4 | * interface as the means of communication with the user level. | |
| 5 | * | |
| 6 | * Global definitions for the Frame relay interface. | |
| 7 | * | |
| 8 | * Version: @(#)if_ifrad.h 0.20 13 Apr 96 | |
| 9 | * | |
| 10 | * Author: Mike McLagan <mike.mclagan@linux.org> | |
| 11 | * | |
| 12 | * Changes: | |
| 13 | * 0.15 Mike McLagan Structure packing | |
| 14 | * | |
| 15 | * 0.20 Mike McLagan New flags for S508 buffer handling | |
| 16 | * | |
| 17 | * This program is free software; you can redistribute it and/or | |
| 18 | * modify it under the terms of the GNU General Public License | |
| 19 | * as published by the Free Software Foundation; either version | |
| 20 | * 2 of the License, or (at your option) any later version. | |
| 21 | */ | |
| 22 | ||
| 23 | #ifndef SDLA_H | |
| 24 | #define SDLA_H | |
| 25 | ||
| 26 | /* adapter type */ | |
| 27 | #define SDLA_TYPES | |
| 28 | #define SDLA_S502A 5020 | |
| 29 | #define SDLA_S502E 5021 | |
| 30 | #define SDLA_S503 5030 | |
| 31 | #define SDLA_S507 5070 | |
| 32 | #define SDLA_S508 5080 | |
| 33 | #define SDLA_S509 5090 | |
| 34 | #define SDLA_UNKNOWN -1 | |
| 35 | ||
| 36 | /* port selection flags for the S508 */ | |
| 37 | #define SDLA_S508_PORT_V35 0x00 | |
| 38 | #define SDLA_S508_PORT_RS232 0x02 | |
| 39 | ||
| 40 | /* Z80 CPU speeds */ | |
| 41 | #define SDLA_CPU_3M 0x00 | |
| 42 | #define SDLA_CPU_5M 0x01 | |
| 43 | #define SDLA_CPU_7M 0x02 | |
| 44 | #define SDLA_CPU_8M 0x03 | |
| 45 | #define SDLA_CPU_10M 0x04 | |
| 46 | #define SDLA_CPU_16M 0x05 | |
| 47 | #define SDLA_CPU_12M 0x06 | |
| 48 | ||
| 49 | /* some private IOCTLs */ | |
| 50 | #define SDLA_IDENTIFY (FRAD_LAST_IOCTL + 1) | |
| 51 | #define SDLA_CPUSPEED (FRAD_LAST_IOCTL + 2) | |
| 52 | #define SDLA_PROTOCOL (FRAD_LAST_IOCTL + 3) | |
| 53 | ||
| 54 | #define SDLA_CLEARMEM (FRAD_LAST_IOCTL + 4) | |
| 55 | #define SDLA_WRITEMEM (FRAD_LAST_IOCTL + 5) | |
| 56 | #define SDLA_READMEM (FRAD_LAST_IOCTL + 6) | |
| 57 | ||
| 58 | struct sdla_mem { | |
| 59 | int addr; | |
| 60 | int len; | |
| 61 | void __user *data; | |
| 62 | }; | |
| 63 | ||
| 64 | #define SDLA_START (FRAD_LAST_IOCTL + 7) | |
| 65 | #define SDLA_STOP (FRAD_LAST_IOCTL + 8) | |
| 66 | ||
| 67 | /* some offsets in the Z80's memory space */ | |
| 68 | #define SDLA_NMIADDR 0x0000 | |
| 69 | #define SDLA_CONF_ADDR 0x0010 | |
| 70 | #define SDLA_S502A_NMIADDR 0x0066 | |
| 71 | #define SDLA_CODE_BASEADDR 0x0100 | |
| 72 | #define SDLA_WINDOW_SIZE 0x2000 | |
| 73 | #define SDLA_ADDR_MASK 0x1FFF | |
| 74 | ||
| 75 | /* largest handleable block of data */ | |
| 76 | #define SDLA_MAX_DATA 4080 | |
| 77 | #define SDLA_MAX_MTU 4072 /* MAX_DATA - sizeof(fradhdr) */ | |
| 78 | #define SDLA_MAX_DLCI 24 | |
| 79 | ||
| 80 | /* this should be the same as frad_conf */ | |
| 81 | struct sdla_conf { | |
| 82 | short station; | |
| 83 | short config; | |
| 84 | short kbaud; | |
| 85 | short clocking; | |
| 86 | short max_frm; | |
| 87 | short T391; | |
| 88 | short T392; | |
| 89 | short N391; | |
| 90 | short N392; | |
| 91 | short N393; | |
| 92 | short CIR_fwd; | |
| 93 | short Bc_fwd; | |
| 94 | short Be_fwd; | |
| 95 | short CIR_bwd; | |
| 96 | short Bc_bwd; | |
| 97 | short Be_bwd; | |
| 98 | }; | |
| 99 | ||
| 100 | /* this should be the same as dlci_conf */ | |
| 101 | struct sdla_dlci_conf { | |
| 102 | short config; | |
| 103 | short CIR_fwd; | |
| 104 | short Bc_fwd; | |
| 105 | short Be_fwd; | |
| 106 | short CIR_bwd; | |
| 107 | short Bc_bwd; | |
| 108 | short Be_bwd; | |
| 109 | short Tc_fwd; | |
| 110 | short Tc_bwd; | |
| 111 | short Tf_max; | |
| 112 | short Tb_max; | |
| 113 | }; | |
| 114 | ||
| 115 | #ifndef __KERNEL__ | |
| 116 | ||
| 117 | void sdla(void *cfg_info, char *dev, struct frad_conf *conf, int quiet); | |
| 118 | ||
| 119 | #else | |
| 120 | ||
| 121 | /* important Z80 window addresses */ | |
| 122 | #define SDLA_CONTROL_WND 0xE000 | |
| 123 | ||
| 124 | #define SDLA_502_CMD_BUF 0xEF60 | |
| 125 | #define SDLA_502_RCV_BUF 0xA900 | |
| 126 | #define SDLA_502_TXN_AVAIL 0xFFF1 | |
| 127 | #define SDLA_502_RCV_AVAIL 0xFFF2 | |
| 128 | #define SDLA_502_EVENT_FLAGS 0xFFF3 | |
| 129 | #define SDLA_502_MDM_STATUS 0xFFF4 | |
| 130 | #define SDLA_502_IRQ_INTERFACE 0xFFFD | |
| 131 | #define SDLA_502_IRQ_PERMISSION 0xFFFE | |
| 132 | #define SDLA_502_DATA_OFS 0x0010 | |
| 133 | ||
| 134 | #define SDLA_508_CMD_BUF 0xE000 | |
| 135 | #define SDLA_508_TXBUF_INFO 0xF100 | |
| 136 | #define SDLA_508_RXBUF_INFO 0xF120 | |
| 137 | #define SDLA_508_EVENT_FLAGS 0xF003 | |
| 138 | #define SDLA_508_MDM_STATUS 0xF004 | |
| 139 | #define SDLA_508_IRQ_INTERFACE 0xF010 | |
| 140 | #define SDLA_508_IRQ_PERMISSION 0xF011 | |
| 141 | #define SDLA_508_TSE_OFFSET 0xF012 | |
| 142 | ||
| 143 | /* Event flags */ | |
| 144 | #define SDLA_EVENT_STATUS 0x01 | |
| 145 | #define SDLA_EVENT_DLCI_STATUS 0x02 | |
| 146 | #define SDLA_EVENT_BAD_DLCI 0x04 | |
| 147 | #define SDLA_EVENT_LINK_DOWN 0x40 | |
| 148 | ||
| 149 | /* IRQ Trigger flags */ | |
| 150 | #define SDLA_INTR_RX 0x01 | |
| 151 | #define SDLA_INTR_TX 0x02 | |
| 152 | #define SDLA_INTR_MODEM 0x04 | |
| 153 | #define SDLA_INTR_COMPLETE 0x08 | |
| 154 | #define SDLA_INTR_STATUS 0x10 | |
| 155 | #define SDLA_INTR_TIMER 0x20 | |
| 156 | ||
| 157 | /* DLCI status bits */ | |
| 158 | #define SDLA_DLCI_DELETED 0x01 | |
| 159 | #define SDLA_DLCI_ACTIVE 0x02 | |
| 160 | #define SDLA_DLCI_WAITING 0x04 | |
| 161 | #define SDLA_DLCI_NEW 0x08 | |
| 162 | #define SDLA_DLCI_INCLUDED 0x40 | |
| 163 | ||
| 164 | /* valid command codes */ | |
| 165 | #define SDLA_INFORMATION_WRITE 0x01 | |
| 166 | #define SDLA_INFORMATION_READ 0x02 | |
| 167 | #define SDLA_ISSUE_IN_CHANNEL_SIGNAL 0x03 | |
| 168 | #define SDLA_SET_DLCI_CONFIGURATION 0x10 | |
| 169 | #define SDLA_READ_DLCI_CONFIGURATION 0x11 | |
| 170 | #define SDLA_DISABLE_COMMUNICATIONS 0x12 | |
| 171 | #define SDLA_ENABLE_COMMUNICATIONS 0x13 | |
| 172 | #define SDLA_READ_DLC_STATUS 0x14 | |
| 173 | #define SDLA_READ_DLC_STATISTICS 0x15 | |
| 174 | #define SDLA_FLUSH_DLC_STATISTICS 0x16 | |
| 175 | #define SDLA_LIST_ACTIVE_DLCI 0x17 | |
| 176 | #define SDLA_FLUSH_INFORMATION_BUFFERS 0x18 | |
| 177 | #define SDLA_ADD_DLCI 0x20 | |
| 178 | #define SDLA_DELETE_DLCI 0x21 | |
| 179 | #define SDLA_ACTIVATE_DLCI 0x22 | |
| 180 | #define SDLA_DEACTIVATE_DLCI 0x23 | |
| 181 | #define SDLA_READ_MODEM_STATUS 0x30 | |
| 182 | #define SDLA_SET_MODEM_STATUS 0x31 | |
| 183 | #define SDLA_READ_COMMS_ERR_STATS 0x32 | |
| 184 | #define SDLA_FLUSH_COMMS_ERR_STATS 0x33 | |
| 185 | #define SDLA_READ_CODE_VERSION 0x40 | |
| 186 | #define SDLA_SET_IRQ_TRIGGER 0x50 | |
| 187 | #define SDLA_GET_IRQ_TRIGGER 0x51 | |
| 188 | ||
| 189 | /* In channel signal types */ | |
| 190 | #define SDLA_ICS_LINK_VERIFY 0x02 | |
| 191 | #define SDLA_ICS_STATUS_ENQ 0x03 | |
| 192 | ||
| 193 | /* modem status flags */ | |
| 194 | #define SDLA_MODEM_DTR_HIGH 0x01 | |
| 195 | #define SDLA_MODEM_RTS_HIGH 0x02 | |
| 196 | #define SDLA_MODEM_DCD_HIGH 0x08 | |
| 197 | #define SDLA_MODEM_CTS_HIGH 0x20 | |
| 198 | ||
| 199 | /* used for RET_MODEM interpretation */ | |
| 200 | #define SDLA_MODEM_DCD_LOW 0x01 | |
| 201 | #define SDLA_MODEM_CTS_LOW 0x02 | |
| 202 | ||
| 203 | /* return codes */ | |
| 204 | #define SDLA_RET_OK 0x00 | |
| 205 | #define SDLA_RET_COMMUNICATIONS 0x01 | |
| 206 | #define SDLA_RET_CHANNEL_INACTIVE 0x02 | |
| 207 | #define SDLA_RET_DLCI_INACTIVE 0x03 | |
| 208 | #define SDLA_RET_DLCI_CONFIG 0x04 | |
| 209 | #define SDLA_RET_BUF_TOO_BIG 0x05 | |
| 210 | #define SDLA_RET_NO_DATA 0x05 | |
| 211 | #define SDLA_RET_BUF_OVERSIZE 0x06 | |
| 212 | #define SDLA_RET_CIR_OVERFLOW 0x07 | |
| 213 | #define SDLA_RET_NO_BUFS 0x08 | |
| 214 | #define SDLA_RET_TIMEOUT 0x0A | |
| 215 | #define SDLA_RET_MODEM 0x10 | |
| 216 | #define SDLA_RET_CHANNEL_OFF 0x11 | |
| 217 | #define SDLA_RET_CHANNEL_ON 0x12 | |
| 218 | #define SDLA_RET_DLCI_STATUS 0x13 | |
| 219 | #define SDLA_RET_DLCI_UNKNOWN 0x14 | |
| 220 | #define SDLA_RET_COMMAND_INVALID 0x1F | |
| 221 | ||
| 222 | /* Configuration flags */ | |
| 223 | #define SDLA_DIRECT_RECV 0x0080 | |
| 224 | #define SDLA_TX_NO_EXCEPT 0x0020 | |
| 225 | #define SDLA_NO_ICF_MSGS 0x1000 | |
| 226 | #define SDLA_TX50_RX50 0x0000 | |
| 227 | #define SDLA_TX70_RX30 0x2000 | |
| 228 | #define SDLA_TX30_RX70 0x4000 | |
| 229 | ||
| 230 | /* IRQ selection flags */ | |
| 231 | #define SDLA_IRQ_RECEIVE 0x01 | |
| 232 | #define SDLA_IRQ_TRANSMIT 0x02 | |
| 233 | #define SDLA_IRQ_MODEM_STAT 0x04 | |
| 234 | #define SDLA_IRQ_COMMAND 0x08 | |
| 235 | #define SDLA_IRQ_CHANNEL 0x10 | |
| 236 | #define SDLA_IRQ_TIMER 0x20 | |
| 237 | ||
| 238 | /* definitions for PC memory mapping */ | |
| 239 | #define SDLA_8K_WINDOW 0x01 | |
| 240 | #define SDLA_S502_SEG_A 0x10 | |
| 241 | #define SDLA_S502_SEG_C 0x20 | |
| 242 | #define SDLA_S502_SEG_D 0x00 | |
| 243 | #define SDLA_S502_SEG_E 0x30 | |
| 244 | #define SDLA_S507_SEG_A 0x00 | |
| 245 | #define SDLA_S507_SEG_B 0x40 | |
| 246 | #define SDLA_S507_SEG_C 0x80 | |
| 247 | #define SDLA_S507_SEG_E 0xC0 | |
| 248 | #define SDLA_S508_SEG_A 0x00 | |
| 249 | #define SDLA_S508_SEG_C 0x10 | |
| 250 | #define SDLA_S508_SEG_D 0x08 | |
| 251 | #define SDLA_S508_SEG_E 0x18 | |
| 252 | ||
| 253 | /* SDLA adapter port constants */ | |
| 254 | #define SDLA_IO_EXTENTS 0x04 | |
| 255 | ||
| 256 | #define SDLA_REG_CONTROL 0x00 | |
| 257 | #define SDLA_REG_PC_WINDOW 0x01 /* offset for PC window select latch */ | |
| 258 | #define SDLA_REG_Z80_WINDOW 0x02 /* offset for Z80 window select latch */ | |
| 259 | #define SDLA_REG_Z80_CONTROL 0x03 /* offset for Z80 control latch */ | |
| 260 | ||
| 261 | #define SDLA_S502_STS 0x00 /* status reg for 502, 502E, 507 */ | |
| 262 | #define SDLA_S508_GNRL 0x00 /* general purp. reg for 508 */ | |
| 263 | #define SDLA_S508_STS 0x01 /* status reg for 508 */ | |
| 264 | #define SDLA_S508_IDR 0x02 /* ID reg for 508 */ | |
| 265 | ||
| 266 | /* control register flags */ | |
| 267 | #define SDLA_S502A_START 0x00 /* start the CPU */ | |
| 268 | #define SDLA_S502A_INTREQ 0x02 | |
| 269 | #define SDLA_S502A_INTEN 0x04 | |
| 270 | #define SDLA_S502A_HALT 0x08 /* halt the CPU */ | |
| 271 | #define SDLA_S502A_NMI 0x10 /* issue an NMI to the CPU */ | |
| 272 | ||
| 273 | #define SDLA_S502E_CPUEN 0x01 | |
| 274 | #define SDLA_S502E_ENABLE 0x02 | |
| 275 | #define SDLA_S502E_INTACK 0x04 | |
| 276 | ||
| 277 | #define SDLA_S507_ENABLE 0x01 | |
| 278 | #define SDLA_S507_IRQ3 0x00 | |
| 279 | #define SDLA_S507_IRQ4 0x20 | |
| 280 | #define SDLA_S507_IRQ5 0x40 | |
| 281 | #define SDLA_S507_IRQ7 0x60 | |
| 282 | #define SDLA_S507_IRQ10 0x80 | |
| 283 | #define SDLA_S507_IRQ11 0xA0 | |
| 284 | #define SDLA_S507_IRQ12 0xC0 | |
| 285 | #define SDLA_S507_IRQ15 0xE0 | |
| 286 | ||
| 287 | #define SDLA_HALT 0x00 | |
| 288 | #define SDLA_CPUEN 0x02 | |
| 289 | #define SDLA_MEMEN 0x04 | |
| 290 | #define SDLA_S507_EPROMWR 0x08 | |
| 291 | #define SDLA_S507_EPROMCLK 0x10 | |
| 292 | #define SDLA_S508_INTRQ 0x08 | |
| 293 | #define SDLA_S508_INTEN 0x10 | |
| 294 | ||
| 295 | struct sdla_cmd { | |
| 6a878184 JB |
296 | char opp_flag; |
| 297 | char cmd; | |
| 298 | short length; | |
| 299 | char retval; | |
| 300 | short dlci; | |
| 301 | char flags; | |
| 302 | short rxlost_int; | |
| 303 | long rxlost_app; | |
| 304 | char reserve[2]; | |
| 305 | char data[SDLA_MAX_DATA]; /* transfer data buffer */ | |
| 306 | } __attribute__((packed)); | |
| 1da177e4 LT |
307 | |
| 308 | struct intr_info { | |
| 6a878184 JB |
309 | char flags; |
| 310 | short txlen; | |
| 311 | char irq; | |
| 312 | char flags2; | |
| 313 | short timeout; | |
| 314 | } __attribute__((packed)); | |
| 1da177e4 LT |
315 | |
| 316 | /* found in the 508's control window at RXBUF_INFO */ | |
| 317 | struct buf_info { | |
| 6a878184 JB |
318 | unsigned short rse_num; |
| 319 | unsigned long rse_base; | |
| 320 | unsigned long rse_next; | |
| 321 | unsigned long buf_base; | |
| 322 | unsigned short reserved; | |
| 323 | unsigned long buf_top; | |
| 324 | } __attribute__((packed)); | |
| 1da177e4 LT |
325 | |
| 326 | /* structure pointed to by rse_base in RXBUF_INFO struct */ | |
| 327 | struct buf_entry { | |
| 6a878184 JB |
328 | char opp_flag; |
| 329 | short length; | |
| 330 | short dlci; | |
| 331 | char flags; | |
| 332 | short timestamp; | |
| 333 | short reserved[2]; | |
| 334 | long buf_addr; | |
| 335 | } __attribute__((packed)); | |
| 1da177e4 LT |
336 | |
| 337 | #endif | |
| 338 | ||
| 339 | #endif |