1 /* 2 * Copyright (c) 1992 Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * Ralph Campbell. 7 * 8 * %sccs.include.redist.c% 9 * 10 * @(#)dc7085cons.h 7.1 (Berkeley) 01/07/92 11 * 12 * dc7085.h -- 13 * 14 * Definitions for the dc7085 chip. 15 * 16 * Copyright (C) 1989 Digital Equipment Corporation. 17 * Permission to use, copy, modify, and distribute this software and 18 * its documentation for any purpose and without fee is hereby granted, 19 * provided that the above copyright notice appears in all copies. 20 * Digital Equipment Corporation makes no representations about the 21 * suitability of this software for any purpose. It is provided "as is" 22 * without express or implied warranty. 23 * 24 * from: $Header: /sprite/src/kernel/dev/ds3100.md/RCS/dc7085.h, 25 * v 1.4 89/08/15 19:52:46 rab Exp $ SPRITE (DECWRL) 26 */ 27 28 #ifndef _DC7085 29 #define _DC7085 30 31 typedef volatile struct dc7085regs { 32 u_short dc_csr; /* control and status (R/W) */ 33 u_short pad0[3]; 34 short dc_rbuf_lpr; /* receiver data (R), line params (W) */ 35 u_short pad1[3]; 36 u_short dc_tcr; /* transmitter control (R/W) */ 37 u_short pad2[3]; 38 u_short dc_msr_tdr; /* modem status (R), transmit data (W) */ 39 } dcregs; 40 #define dc_rbuf dc_rbuf_lpr 41 #define dc_lpr dc_rbuf_lpr 42 #define dc_msr dc_msr_tdr 43 #define dc_tdr dc_msr_tdr 44 45 /* 46 * Control status register bits. 47 */ 48 #define CSR_TRDY 0x8000 49 #define CSR_TIE 0x4000 50 #define CSR_TX_LINE_NUM 0x0300 51 #define CSR_RDONE 0x0080 52 #define CSR_RIE 0x0040 53 #define CSR_MSE 0x0020 54 #define CSR_CLR 0x0010 55 #define CSR_MAINT 0x0008 56 57 /* 58 * Receiver buffer register bits. 59 */ 60 #define RBUF_DVAL 0x8000 61 #define RBUF_OERR 0x4000 62 #define RBUF_FERR 0x2000 63 #define RBUF_PERR 0x1000 64 #define RBUF_LINE_NUM 0x0300 65 #define RBUF_LINE_NUM_SHIFT 8 66 #define RBUF_CHAR 0x00FF 67 68 /* 69 * Transmit control register values. 70 */ 71 #define TCR_DTR2 0x400 72 #define TCR_EN3 0x008 73 #define TCR_EN2 0x004 74 #define TCR_EN1 0x002 75 #define TCR_EN0 0x001 76 77 /* 78 * Line parameter register bits. 79 */ 80 #define LPR_RXENAB 0x1000 81 #define LPR_B50 0x0000 82 #define LPR_B75 0x0100 83 #define LPR_B110 0x0200 84 #define LPR_B134 0x0300 85 #define LPR_B150 0x0400 86 #define LPR_B300 0x0500 87 #define LPR_B600 0x0600 88 #define LPR_B1200 0x0700 89 #define LPR_B1800 0x0800 90 #define LPR_B2000 0x0900 91 #define LPR_B2400 0x0A00 92 #define LPR_B3600 0x0B00 93 #define LPR_B4800 0x0C00 94 #define LPR_B7200 0x0D00 95 #define LPR_B9600 0x0E00 96 #define LPR_B19800 0x0F00 97 #define LPR_OPAR 0x0080 98 #define LPR_PARENB 0x0040 99 #define LPR_2_STOP 0x0020 100 #define LPR_8_BIT_CHAR 0x0018 101 #define LPR_7_BIT_CHAR 0x0010 102 #define LPR_6_BIT_CHAR 0x0008 103 #define LPR_5_BIT_CHAR 0x0000 104 105 /* 106 * Modem status register bits. 107 */ 108 #define MSR_DSR2 0x0200 109 110 /* 111 * The four serial ports. 112 */ 113 #define KBD_PORT 0 114 #define MOUSE_PORT 1 115 #define MODEM_PORT 2 116 #define PRINTER_PORT 3 117 118 /* 119 * Special key values. 120 */ 121 #define KEY_SHIFT 0xae 122 #define KEY_CONTROL 0xaf 123 #define KEY_UP 0xb3 124 #define KEY_REPEAT 0xb4 125 #define KEY_F1 0x56 126 #define KEY_COMMAND KEY_F1 127 128 /* 129 * Lk201/301 keyboard 130 */ 131 #define LK_UPDOWN 0x86 /* bits for setting lk201 modes */ 132 #define LK_AUTODOWN 0x82 133 #define LK_DOWN 0x80 134 #define LK_DEFAULTS 0xd3 /* reset mode settings */ 135 #define LK_AR_ENABLE 0xe3 /* global auto repeat enable */ 136 #define LK_CL_ENABLE 0x1b /* keyclick enable */ 137 #define LK_KBD_ENABLE 0x8b /* keyboard enable */ 138 #define LK_BELL_ENABLE 0x23 /* the bell */ 139 #define LK_LED_ENABLE 0x13 /* light led */ 140 #define LK_LED_DISABLE 0x11 /* turn off led */ 141 #define LK_RING_BELL 0xa7 /* ring keyboard bell */ 142 #define LED_1 0x81 /* led bits */ 143 #define LED_2 0x82 144 #define LED_3 0x84 145 #define LED_4 0x88 146 #define LED_ALL 0x8f 147 #define LK_HELP 0x7c /* help key */ 148 #define LK_DO 0x7d /* do key */ 149 #define LK_KDOWN_ERROR 0x3d /* key down on powerup error */ 150 #define LK_POWER_ERROR 0x3e /* keyboard failure on pwrup tst*/ 151 #define LK_OUTPUT_ERROR 0xb5 /* keystrokes lost during inhbt */ 152 #define LK_INPUT_ERROR 0xb6 /* garbage command to keyboard */ 153 #define LK_LOWEST 0x56 /* lowest significant keycode */ 154 155 /* max volume is 0, lowest is 0x7 */ 156 #define LK_PARAM_VOLUME(v) (0x80|((v)&0x7)) 157 158 /* mode command details */ 159 #define LK_CMD_MODE(m,div) ((m)|((div)<<3)) 160 161 /* 162 * Command characters for the mouse. 163 */ 164 #define MOUSE_SELF_TEST 'T' 165 #define MOUSE_INCREMENTAL 'R' 166 167 /* 168 * Mouse output bits. 169 * 170 * MOUSE_START_FRAME Start of report frame bit. 171 * MOUSE_X_SIGN Sign bit for X. 172 * MOUSE_Y_SIGN Sign bit for Y. 173 * MOUSE_X_OFFSET X offset to start cursor at. 174 * MOUSE_Y_OFFSET Y offset to start cursor at. 175 */ 176 #define MOUSE_START_FRAME 0x80 177 #define MOUSE_X_SIGN 0x10 178 #define MOUSE_Y_SIGN 0x08 179 180 /* 181 * Definitions for mouse buttons 182 */ 183 #define EVENT_LEFT_BUTTON 0x01 184 #define EVENT_MIDDLE_BUTTON 0x02 185 #define EVENT_RIGHT_BUTTON 0x03 186 #define RIGHT_BUTTON 0x01 187 #define MIDDLE_BUTTON 0x02 188 #define LEFT_BUTTON 0x04 189 190 /* 191 * Mouse report structure definition 192 */ 193 typedef struct { 194 char state; /* buttons and sign bits */ 195 short dx; /* delta X since last change */ 196 short dy; /* delta Y since last change */ 197 char byteCount; /* mouse report byte count */ 198 } MouseReport; 199 200 /* bits in dm lsr, copied from dmreg.h */ 201 #define DML_DSR 0000400 /* data set ready, not a real DM bit */ 202 #define DML_RNG 0000200 /* ring */ 203 #define DML_CAR 0000100 /* carrier detect */ 204 #define DML_CTS 0000040 /* clear to send */ 205 #define DML_SR 0000020 /* secondary receive */ 206 #define DML_ST 0000010 /* secondary transmit */ 207 #define DML_RTS 0000004 /* request to send */ 208 #define DML_DTR 0000002 /* data terminal ready */ 209 #define DML_LE 0000001 /* line enable */ 210 211 #endif /* _DC7085 */ 212