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1.1 root 1: /*
2: * Copyright (c) 1988 University of Utah.
3: * Copyright (c) 1990 The Regents of the University of California.
4: * All rights reserved.
5: *
6: * This code is derived from software contributed to Berkeley by
7: * the Systems Programming Group of the University of Utah Computer
8: * Science Department.
9: *
10: * Redistribution and use in source and binary forms, with or without
11: * modification, are permitted provided that the following conditions
12: * are met:
13: * 1. Redistributions of source code must retain the above copyright
14: * notice, this list of conditions and the following disclaimer.
15: * 2. Redistributions in binary form must reproduce the above copyright
16: * notice, this list of conditions and the following disclaimer in the
17: * documentation and/or other materials provided with the distribution.
18: * 3. All advertising materials mentioning features or use of this software
19: * must display the following acknowledgement:
20: * This product includes software developed by the University of
21: * California, Berkeley and its contributors.
22: * 4. Neither the name of the University nor the names of its contributors
23: * may be used to endorse or promote products derived from this software
24: * without specific prior written permission.
25: *
26: * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
27: * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
28: * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
29: * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
30: * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
31: * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
32: * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
33: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
34: * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
35: * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
36: * SUCH DAMAGE.
37: *
38: * from: Utah $Hdr: autoconf.c 1.13 91/01/21$
39: *
40: * @(#)autoconf.c 7.5 (Berkeley) 5/7/91
41: */
42:
43: #include "samachdep.h"
44: #include "sys/param.h"
45:
46: #include "../dev/device.h"
47: #include "../dev/grfvar.h"
48:
49: struct hp_hw sc_table[MAXCTLRS];
50:
51: extern int internalhpib;
52:
53: #if 0
54: #include "rominfo.h"
55: printrominfo()
56: {
57: struct rominfo *rp = (struct rominfo *)ROMADDR;
58: printf("boottype %x, name %s, lowram %x, sysflag %x\n",
59: rp->boottype, rp->name, rp->lowram, rp->sysflag&0xff);
60: printf("rambase %x, ndrives %x, sysflag2 %x, msus %x\n",
61: rp->rambase, rp->ndrives, rp->sysflag2&0xff, rp->msus);
62: }
63: #endif
64:
65: configure()
66: {
67: find_devs();
68: cninit();
69: #if 0
70: printrominfo();
71: #endif
72: hpibinit();
73: scsiinit();
74: }
75:
76: sctoaddr(sc)
77: int sc;
78: {
79: if (sc == -1)
80: return(GRFIADDR);
81: if (sc == 7 && internalhpib)
82: return(internalhpib);
83: if (sc < 32)
84: return(DIOBASE + sc * DIOCSIZE);
85: if (sc >= 132)
86: return(DIOIIBASE + (sc - 132) * DIOIICSIZE);
87: return(sc);
88: }
89:
90: /*
91: * Probe all DIO select codes (0 - 32), the internal display address,
92: * and DIO-II select codes (132 - 256).
93: *
94: * Note that we only care about displays, SCSIs and HP-IBs.
95: */
96: find_devs()
97: {
98: short sc, sctop;
99: u_char *id_reg;
100: register caddr_t addr;
101: register struct hp_hw *hw;
102: extern int machineid;
103:
104: hw = sc_table;
105: sctop = machineid == HP_320 ? 32 : 256;
106: for (sc = -1; sc < sctop; sc++) {
107: if (sc >= 32 && sc < 132)
108: continue;
109: addr = (caddr_t) sctoaddr(sc);
110: if (badaddr(addr))
111: continue;
112:
113: id_reg = (u_char *) addr;
114: hw->hw_pa = addr;
115: if (sc >= 132)
116: hw->hw_size = (id_reg[0x101] + 1) * 0x100000;
117: else
118: hw->hw_size = DIOCSIZE;
119: hw->hw_kva = addr;
120: hw->hw_id = id_reg[1];
121: hw->hw_sc = sc;
122:
123: /*
124: * Not all internal HP-IBs respond rationally to id requests
125: * so we just go by the "internal HPIB" indicator in SYSFLAG.
126: */
127: if (sc == 7 && internalhpib) {
128: hw->hw_type = C_HPIB;
129: hw++;
130: continue;
131: }
132:
133: switch (hw->hw_id) {
134: case 5: /* 98642A */
135: case 5+128: /* 98642A remote */
136: hw->hw_type = D_COMMDCM;
137: break;
138: case 8: /* 98625B */
139: case 128: /* 98624A */
140: hw->hw_type = C_HPIB;
141: break;
142: case 57: /* Displays */
143: hw->hw_type = D_BITMAP;
144: hw->hw_secid = id_reg[0x15];
145: switch (hw->hw_secid) {
146: case 4: /* renaissance */
147: case 8: /* davinci */
148: sc++; /* occupy 2 select codes */
149: break;
150: }
151: break;
152: case 9:
153: hw->hw_type = D_KEYBOARD;
154: break;
155: case 7:
156: case 7+32:
157: case 7+64:
158: case 7+96:
159: hw->hw_type = C_SCSI;
160: break;
161: default: /* who cares */
162: hw->hw_type = D_MISC;
163: break;
164: }
165: hw++;
166: }
167: }
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