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1.1 root 1: /* @(#)vsreg.h 7.1 (MIT) 6/5/86 */
2: /****************************************************************************
3: * *
4: * Copyright (c) 1983, 1984 by *
5: * DIGITAL EQUIPMENT CORPORATION, Maynard, Massachusetts. *
6: * All rights reserved. *
7: * *
8: * This software is furnished on an as-is basis and may be used and copied *
9: * only with inclusion of the above copyright notice. This software or any *
10: * other copies thereof may be provided or otherwise made available to *
11: * others only for non-commercial purposes. No title to or ownership of *
12: * the software is hereby transferred. *
13: * *
14: * The information in this software is subject to change without notice *
15: * and should not be construed as a commitment by DIGITAL EQUIPMENT *
16: * CORPORATION. *
17: * *
18: * DIGITAL assumes no responsibility for the use or reliability of its *
19: * software on equipment which is not supplied by DIGITAL. *
20: * *
21: * *
22: ****************************************************************************/
23:
24: /*
25: * vsreg.h - VS100 Registers and Bits
26: *
27: * Author: Christopher A. Kent
28: * Digital Equipment Corporation
29: * Western Research Lab
30: * Date: Tue Jun 14 1983
31: */
32:
33: struct vsdevice{
34: u_short vs_csr0; /* Control and Status */
35: u_short vs_csr1; /* Interrupt Reason */
36: u_short vs_csr2; /* Keyboard Receive */
37: u_short vs_csr3; /* Function Parameter Low */
38: u_short vs_csr4; /* Function Parameter High */
39: u_short vs_csr5; /* Cursor Position X */
40: u_short vs_csr6; /* Cursor Position Y */
41: u_short vs_csr7; /* Interrupt Vector */
42: u_short vs_csr8; /* Spare 1 */
43: u_short vs_csr9; /* Spare 2 */
44: u_short vs_csra; /* Spare 3 */
45: u_short vs_csrb; /* Spare 4 */
46: u_short vs_csrc; /* Spare 5 */
47: u_short vs_csrd; /* Spare 6 */
48: u_short vs_csre; /* Spare 7 */
49: u_short vs_csrf; /* Interrupt Vector (2Bs) */
50: };
51:
52: /*
53: * CSR0 - Control and Status
54: */
55:
56: #define VS_LNK_TRNS 0100000 /* Link Transition */
57: #define VS_LNK_AVL 0040000 /* Link Available */
58: #define VS_LNK_ERR 0020000 /* Link Error */
59: #define VS_XMIT_ON 0010000 /* Transmitter On */
60: #define VS_MNT_MODE 0004000 /* Maintenance Mode */
61: #define VS_CRC_DIS 0002000 /* CRC Disable */
62: #define VS_MNT_DONE 0001000 /* Maintenance Done */
63: #define VS_SPARE 0000400 /* Spare */
64: #define VS_OWN 0000200 /* Owner */
65: #define VS_IE 0000100 /* Interrupt Enable */
66: #define VS_FCN 0000076 /* Function Code */
67: #define VS_GO 0000001 /* GO! */
68:
69: struct vs_csr{
70: union{
71: u_short _register;
72: struct{
73: unsigned _go : 1;
74: unsigned _function : 5;
75: unsigned _ie : 1;
76: unsigned _own : 1;
77: unsigned _spare : 1;
78: unsigned _mainDone : 1;
79: unsigned _CRCdisable : 1;
80: unsigned _mainMode : 1;
81: unsigned _xmitOn : 1;
82: unsigned _linkErr : 1;
83: unsigned _linkAvail : 1;
84: unsigned _linkTran : 1;
85: }_bits;
86: }_X;
87: };
88:
89: #define csr_reg _X._register
90: #define csr_go _X._bits._go
91: #define csr_ie _X._bits._ie
92: #define csr_own _X._bits._own
93: #define csr_mainDone _X._bits._mainDone
94: #define csr_CRCdisable _X._bits._CRCdisable
95: #define csr_mainMode _X._bits._mainMode
96: #define csr_xmitOn _X._bits._xmitOn
97: #define csr_linkErr _X._bits._linkErr
98: #define csr_linkAvail _X._bits._linkAvail
99: #define csr_linkTran _X._bits._linkTran
100:
101: /* Function Codes */
102:
103: #define VS_INIT 01 /* Initialize Display */
104: #define VS_SEND 02 /* Send Packet */
105: #define VS_START 03 /* Start Microcode */
106: #define VS_ABORT 04 /* Abort Command Chain */
107: #define VS_PWRUP 05 /* Power Up Reset */
108: /**/
109: #define VS_ENABBA 020 /* Enable BBA */
110: #define VS_DISBBA 021 /* Disable BBA */
111: #define VS_INFINITE 022 /* Inifinite Retries */
112: #define VS_FINITE 023 /* Finite Retries */
113:
114: /* amount to shift to get function code into right place */
115:
116: #define VS_FCSHIFT 01
117:
118: /*
119: * CSR1 - Interrupt Reason
120: */
121:
122: #define vs_irr vs_csr1
123:
124: #define VS_ERROR 0100000 /* Any error */
125: #define VS_REASON 0077777 /* Reason Mask */
126: #define VSIRR_BITS \
127: "\20\20ERROR\10PWRUP\6TABLET\5MOUSE\4BUTTON\3START\2DONE\1INIT"
128:
129: #define VS_INT_US 0
130: #define VS_INT_ID 01
131: #define VS_INT_CD 02
132: #define VS_INT_SE 04
133: #define VS_INT_BE 010
134: #define VS_INT_MM 020
135: #define VS_INT_TM 040
136: #define VS_INT_PWR 0200
137:
138: struct vs_intr{
139: union{
140: u_short _register; /* whole register */
141: struct{
142: unsigned _reason : 14; /* Reason bits */
143: unsigned _diagnostic : 1; /* Diagnostic Error bit */
144: unsigned _error : 1; /* Error bit */
145: }_bits;
146: }_X;
147: };
148:
149: #define intr_reg _X._register
150: #define intr_reason _X._bits._reason
151: #define intr_diagnostic _X._bits._diagnostic /* not in rev 2b */
152: #define intr_error _X._bits._error
153:
154: /*
155: * CSR2 - Keyboard Receive
156: */
157:
158: #define vs_krr vs_csr2
159:
160: #define VS_KBDEV 0007000 /* Device mask */
161: #define VS_KBT 0000400 /* Transition direction */
162: #define VS_KBKEY 0000377 /* Key mask */
163:
164: struct vs_kbd{
165: union{
166: u_short _register; /* whole register */
167: struct{
168: unsigned _key : 8; /* Key number */
169: unsigned _transition : 1; /* Transition direction */
170: unsigned _device : 3; /* Device */
171: unsigned _x : 4; /* Unused */
172: }_bits;
173: }_X;
174: };
175:
176: #define kbd_reg _X._register
177: #define kbd_key _X._bits._key
178: #define kbd_transition _X._bits._transition
179: #define kbd_device _X._bits._device
180:
181: #define VS_KBTUP 0 /* up */
182: #define VS_KBTDOWN 1 /* down */
183:
184: /*
185: * CSR3/4 Function Parameter Address
186: */
187:
188: #define vs_pr1 vs_csr3
189: #define vs_pr2 vs_csr4
190:
191: struct vs_fparm{
192: union{
193: struct{
194: u_short _plow; /* low 16 bits of address */
195: u_short _phigh; /* high 16 bits of address */
196: }_parts;
197: caddr_t _pall;
198: }_X;
199: };
200: #define fparm_low _X._parts._plow
201: #define fparm_high _X._parts._phigh
202: #define fparm_all _X._pall
203:
204: /*
205: * CSR5/6 - Cursor position
206: */
207:
208: #define vs_cxr vs_csr5
209: #define vs_cyr vs_csr6
210:
211:
212: /*
213: * CSR 7 - Interrupt vector in fiber cable machines
214: */
215:
216: #define vs_ivr vs_csr7
217:
218: /*
219: * CSR 8 through 14 Spare
220: */
221:
222: #define vs_spr2 vs_csr8
223: #define vs_spr3 vs_csr9
224: #define vs_spr4 vs_csra
225: #define vs_spr5 vs_csrb
226: #define vs_spr6 vs_csrc
227: #define vs_spr7 vs_csrd
228: #define vs_spr8 vs_csre
229:
230: /*
231: * CSR 15 - Interrupt vector in rev 2B
232: */
233:
234: #define vs_ivr2 vs_csrf
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