1 /*
2 * Copyright (c) 1988 University of Utah.
3 * Copyright (c) 1982, 1990, 1993
4 * The Regents of the University of California. 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 * %sccs.include.redist.c%
11 *
12 * from: Utah $Hdr: rd_compat.c 1.1 92/12/21$
13 *
14 * @(#)rd_compat.c 8.1 (Berkeley) 06/10/93
15 */
16
17 /*
18 * Compatibility for CS80 disks without disklabels.
19 */
20 #include "rd.h"
21 #if NRD > 0
22
23 #include <sys/param.h>
24 #include <sys/disklabel.h>
25 #include <hp/dev/device.h>
26 #include <hp300/dev/rdreg.h>
27 #include <hp300/dev/rdvar.h>
28
29 /*
30 * CS/80 partitions. We reserve the first cylinder for a LIF
31 * style boot directory (the 8k allowed in the BSD filesystem
32 * is just way too small). This boot area is outside of all but
33 * the C partition. This implies that you cannot use the C
34 * partition on a bootable disk since the filesystem would overlay
35 * the boot area. You must use the A partition.
36 *
37 * These maps support four basic layouts:
38 *
39 * A/B/G: This is the "traditional" setup for a bootable disk.
40 * A is the root partition, B the swap, and G a user partition.
41 * A/D/H: This is a setup for bootable systems requiring more swap
42 * (e.g. those who use HPCL). It has A as the root, D as a
43 * larger swap, and H as a smaller user partition.
44 * A/D/E/F: Similar to A/D/H with E and F breaking H into two partitions.
45 * E could be used for /usr and F for users.
46 * C: This gives a single, non-bootable, large user filesystem.
47 * Good for second drives on a machine (e.g. /usr/src).
48 */
49 struct size {
50 daddr_t nblocks;
51 int cyloff;
52 } rd7945A_sizes[8] = {
53 RDSZ(15904), 1, /* A=cyl 1 thru 142 */
54 RDSZ(20160), 143, /* B=cyl 143 thru 322 */
55 RDSZ(108416), 0, /* C=cyl 0 thru 967 */
56 RDSZ(40320), 143, /* D=cyl 143 thru 502 */
57 RDSZ(0), 0, /* E=<undefined> */
58 RDSZ(0), 0, /* F=<undefined> */
59 RDSZ(72240), 323, /* G=cyl 323 thru 967 */
60 RDSZ(52080), 503, /* H=cyl 503 thru 967 */
61 }, rd9134D_sizes[8] = {
62 RDSZ(15936), 1, /* A=cyl 1 thru 166 */
63 RDSZ(13056), 167, /* B=cyl 167 thru 302 */
64 RDSZ(29088), 0, /* C=cyl 0 thru 302 */
65 RDSZ(0), 0, /* D=<undefined> */
66 RDSZ(0), 0, /* E=<undefined> */
67 RDSZ(0), 0, /* F=<undefined> */
68 RDSZ(0), 0, /* G=<undefined> */
69 RDSZ(0), 0, /* H=<undefined> */
70 }, rd9122S_sizes[8] = {
71 RDSZ(0), 0, /* A=<undefined> */
72 RDSZ(0), 0, /* B=<undefined> */
73 RDSZ(1232), 0, /* C=cyl 0 thru 76 */
74 RDSZ(0), 0, /* D=<undefined> */
75 RDSZ(0), 0, /* E=<undefined> */
76 RDSZ(0), 0, /* F=<undefined> */
77 RDSZ(0), 0, /* G=<undefined> */
78 RDSZ(0), 0, /* H=<undefined> */
79 }, rd7912P_sizes[8] = {
80 RDSZ(15904), 0, /* A=cyl 1 thru 71 */
81 RDSZ(22400), 72, /* B=cyl 72 thru 171 */
82 RDSZ(128128), 0, /* C=cyl 0 thru 571 */
83 RDSZ(42560), 72, /* D=cyl 72 thru 261 */
84 RDSZ(0), 292, /* E=<undefined> */
85 RDSZ(0), 542, /* F=<undefined> */
86 RDSZ(89600), 172, /* G=cyl 221 thru 571 */
87 RDSZ(69440), 262, /* H=cyl 262 thru 571 */
88 }, rd7914P_sizes[8] = {
89 RDSZ(15904), 1, /* A=cyl 1 thru 71 */
90 RDSZ(40320), 72, /* B=cyl 72 thru 251 */
91 RDSZ(258048), 0, /* C=cyl 0 thru 1151 */
92 RDSZ(64960), 72, /* D=cyl 72 thru 361 */
93 RDSZ(98560), 362, /* E=cyl 362 thru 801 */
94 RDSZ(78400), 802, /* F=cyl 802 thru 1151 */
95 RDSZ(201600), 252, /* G=cyl 221 thru 1151 */
96 RDSZ(176960), 362, /* H=cyl 362 thru 1151 */
97 }, rd7933H_sizes[8] = {
98 RDSZ(16146), 1, /* A=cyl 1 thru 27 */
99 RDSZ(66976), 28, /* B=cyl 28 thru 139 */
100 RDSZ(789958), 0, /* C=cyl 0 thru 1320 */
101 RDSZ(16146), 140, /* D=cyl 140 thru 166 */
102 RDSZ(165646), 167, /* E=cyl 167 thru 443 */
103 RDSZ(165646), 444, /* F=cyl 444 thru 720 */
104 RDSZ(706238), 140, /* G=cyl 140 thru 1320 */
105 RDSZ(358800), 721, /* H=cyl 721 thru 1320 */
106 }, rd9134L_sizes[8] = {
107 RDSZ(15920), 1, /* A=cyl 1 thru 199 */
108 RDSZ(20000), 200, /* B=cyl 200 thru 449 */
109 RDSZ(77840), 0, /* C=cyl 0 thru 972 */
110 RDSZ(32000), 200, /* D=cyl 200 thru 599 */
111 RDSZ(0), 0, /* E=<undefined> */
112 RDSZ(0), 0, /* F=<undefined> */
113 RDSZ(41840), 450, /* G=cyl 450 thru 972 */
114 RDSZ(29840), 600, /* H=cyl 600 thru 972 */
115 }, rd7957A_sizes[8] = {
116 RDSZ(16016), 1, /* A=cyl 1 thru 104 */
117 RDSZ(24640), 105, /* B=cyl 105 thru 264 */
118 RDSZ(159544), 0, /* C=cyl 0 thru 1035 */
119 RDSZ(42350), 105, /* D=cyl 105 thru 379 */
120 RDSZ(54824), 380, /* E=cyl 380 thru 735 */
121 RDSZ(46200), 736, /* F=cyl 736 thru 1035 */
122 RDSZ(118734), 265, /* G=cyl 265 thru 1035 */
123 RDSZ(101024), 380, /* H=cyl 380 thru 1035 */
124 }, rd7958A_sizes[8] = {
125 RDSZ(16128), 1, /* A=cyl 1 thru 64 */
126 RDSZ(32256), 65, /* B=cyl 65 thru 192 */
127 RDSZ(255276), 0, /* C=cyl 0 thru 1012 */
128 RDSZ(48384), 65, /* D=cyl 65 thru 256 */
129 RDSZ(100800), 257, /* E=cyl 257 thru 656 */
130 RDSZ(89712), 657, /* F=cyl 657 thru 1012 */
131 RDSZ(206640), 193, /* G=cyl 193 thru 1012 */
132 RDSZ(190512), 257, /* H=cyl 257 thru 1012 */
133 }, rd7957B_sizes[8] = {
134 RDSZ(16002), 1, /* A=cyl 1 thru 127 */
135 RDSZ(32760), 128, /* B=cyl 128 thru 387 */
136 RDSZ(159894), 0, /* C=cyl 0 thru 1268 */
137 RDSZ(49140), 128, /* D=cyl 128 thru 517 */
138 RDSZ(50400), 518, /* E=cyl 518 thru 917 */
139 RDSZ(44226), 918, /* F=cyl 918 thru 1268 */
140 RDSZ(111006), 388, /* G=cyl 388 thru 1268 */
141 RDSZ(94626), 518, /* H=cyl 518 thru 1268 */
142 }, rd7958B_sizes[8] = {
143 RDSZ(16254), 1, /* A=cyl 1 thru 43 */
144 RDSZ(32886), 44, /* B=cyl 44 thru 130 */
145 RDSZ(297108), 0, /* C=cyl 0 thru 785 */
146 RDSZ(49140), 44, /* D=cyl 44 thru 173 */
147 RDSZ(121716), 174, /* E=cyl 174 thru 495 */
148 RDSZ(109620), 496, /* F=cyl 496 thru 785 */
149 RDSZ(247590), 131, /* G=cyl 131 thru 785 */
150 RDSZ(231336), 174, /* H=cyl 174 thru 785 */
151 }, rd7959B_sizes[8] = {
152 RDSZ(16254), 1, /* A=cyl 1 thru 43 */
153 RDSZ(49140), 44, /* B=cyl 44 thru 173 */
154 RDSZ(594216), 0, /* C=cyl 0 thru 1571 */
155 RDSZ(65772), 44, /* D=cyl 44 thru 217 */
156 RDSZ(303912), 218, /* E=cyl 218 thru 1021 */
157 RDSZ(207900), 1022, /* F=cyl 1022 thru 1571 */
158 RDSZ(528444), 174, /* G=cyl 174 thru 1571 */
159 RDSZ(511812), 218, /* H=cyl 218 thru 1571 */
160 }, rd2200A_sizes[8] = {
161 RDSZ(16272), 1, /* A=cyl 1 thru 36 */
162 RDSZ(49720), 37, /* B=cyl 37 thru 146 */
163 RDSZ(654948), 0, /* C=cyl 0 thru 1448 */
164 RDSZ(65992), 37, /* D=cyl 37 thru 182 */
165 RDSZ(304648), 183, /* E=cyl 183 thru 856 */
166 RDSZ(267584), 857, /* F=cyl 857 thru 1448 */
167 RDSZ(588504), 147, /* G=cyl 147 thru 1448 */
168 RDSZ(572232), 183, /* H=cyl 183 thru 1448 */
169 }, rd2203A_sizes[8] = {
170 /* modelled after the 7937; i.e. bogus */
171 RDSZ(16272), 1, /* A=cyl 1 thru 18 */
172 RDSZ(67800), 19, /* B=cyl 19 thru 93 */
173 RDSZ(1309896), 0, /* C=cyl 0 thru 1448 */
174 RDSZ(16272), 94, /* D=cyl 19 thru 111 */
175 RDSZ(305552), 112, /* E=cyl 112 thru 449 */
176 RDSZ(305552), 450, /* F=cyl 450 thru 787 */
177 RDSZ(1224920), 94, /* G=cyl 94 thru 1448 */
178 RDSZ(597544), 788, /* H=cyl 788 thru 1448 */
179 }, rd7936H_sizes[8] = {
180 RDSZ(16359), 1, /* A=cyl 1 thru 19 */
181 RDSZ(67158), 20, /* B=cyl 20 thru 97 */
182 RDSZ(600978), 0, /* C=cyl 0 thru 697 */
183 RDSZ(16359), 98, /* D=cyl 98 thru 116 */
184 RDSZ(120540), 117, /* E=cyl 117 thru 256 */
185 RDSZ(120540), 256, /* F=cyl 256 thru 396 */
186 RDSZ(516600), 98, /* G=cyl 98 thru 697 */
187 RDSZ(259161), 397, /* H=cyl 397 thru 697 */
188 }, rd7937H_sizes[8] = {
189 RDSZ(15990), 1, /* A=cyl 1 thru 10 */
190 RDSZ(67158), 11, /* B=cyl 11 thru 52 */
191 RDSZ(1116102), 0, /* C=cyl 0 thru 697 */
192 RDSZ(124722), 53, /* D=cyl 53 thru 130 */
193 RDSZ(163098), 131, /* E=cyl 131 thru 232 */
194 RDSZ(287820), 233, /* F=cyl 233 thru 412 */
195 RDSZ(1031355), 53, /* G=cyl 53 thru 697 */
196 RDSZ(455715), 413, /* H=cyl 413 thru 697 */
197 };
198
199 /*
200 * Indexed the same as rdidentinfo array.
201 */
202 struct rdcompatinfo {
203 int nbpt; /* DEV_BSIZE blocks per track */
204 int ntpc; /* tracks per cylinder */
205 int ncyl; /* cylinders per unit */
206 struct size *sizes; /* partition info */
207 } rdcompatinfo[] = {
208 NRD7945ABPT, NRD7945ATRK, 968, rd7945A_sizes,
209 NRD9134DBPT, NRD9134DTRK, 303, rd9134D_sizes,
210 NRD9122SBPT, NRD9122STRK, 77, rd9122S_sizes,
211 NRD7912PBPT, NRD7912PTRK, 572, rd7912P_sizes,
212 NRD7914PBPT, NRD7914PTRK, 1152, rd7914P_sizes,
213 NRD7958ABPT, NRD7958ATRK, 1013, rd7958A_sizes,
214 NRD7957ABPT, NRD7957ATRK, 1036, rd7957A_sizes,
215 NRD7933HBPT, NRD7933HTRK, 1321, rd7933H_sizes,
216 NRD9134LBPT, NRD9134LTRK, 973, rd9134L_sizes,
217 NRD7936HBPT, NRD7936HTRK, 698, rd7936H_sizes,
218 NRD7937HBPT, NRD7937HTRK, 698, rd7937H_sizes,
219 NRD7914PBPT, NRD7914PTRK, 1152, rd7914P_sizes,
220 NRD7945ABPT, NRD7945ATRK, 968, rd7945A_sizes,
221 NRD9122SBPT, NRD9122STRK, 77, rd9122S_sizes,
222 NRD7957BBPT, NRD7957BTRK, 1269, rd7957B_sizes,
223 NRD7958BBPT, NRD7958BTRK, 786, rd7958B_sizes,
224 NRD7959BBPT, NRD7959BTRK, 1572, rd7959B_sizes,
225 NRD2200ABPT, NRD2200ATRK, 1449, rd2200A_sizes,
226 NRD2203ABPT, NRD2203ATRK, 1449, rd2203A_sizes,
227 };
228 int nrdcompatinfo = sizeof(rdcompatinfo) / sizeof(rdcompatinfo[0]);
229
230 extern struct rd_softc rd_softc[];
231
rdmakedisklabel(unit,lp)232 rdmakedisklabel(unit, lp)
233 int unit;
234 struct disklabel *lp;
235 {
236 register struct rd_softc *rs = &rd_softc[unit];
237 register struct rdcompatinfo *ci = &rdcompatinfo[rs->sc_type];
238 register struct partition *pi;
239 register int dcount;
240
241 lp->d_nsectors = ci->nbpt;
242 lp->d_ntracks = ci->ntpc;
243 lp->d_ncylinders = ci->ncyl;
244 lp->d_secpercyl = ci->nbpt * ci->ntpc;
245 lp->d_secperunit = lp->d_secpercyl * ci->ncyl;
246 lp->d_rpm = 3600;
247 lp->d_interleave = 1;
248 lp->d_npartitions = 8;
249
250 pi = lp->d_partitions;
251 for (dcount = 0; dcount < lp->d_npartitions; dcount++) {
252 pi->p_size = ci->sizes[dcount].nblocks;
253 pi->p_offset = ci->sizes[dcount].cyloff * lp->d_secpercyl;
254 pi->p_fsize = 1024;
255 if (dcount == 1 || dcount == 3)
256 pi->p_fstype = FS_SWAP;
257 else if (dcount == 2)
258 pi->p_fstype = FS_BOOT;
259 else
260 pi->p_fstype = FS_BSDFFS;
261 pi->p_frag = 8;
262 pi++;
263 }
264 }
265 #endif
266