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1.1 root 1: /* hpmaptype.c 6.1 83/07/29 */
2:
3: /*
4: * RP??/RM?? drive type mapping routine.
5: */
6: #include "../machine/pte.h"
7:
8: #include "../h/param.h"
9: #include "../h/inode.h"
10: #include "../h/fs.h"
11:
12: #include "../vaxmba/hpreg.h"
13: #include "../vaxmba/mbareg.h"
14:
15: #include "saio.h"
16: #include "savax.h"
17:
18: /* THIS SHOULD BE READ IN OFF THE PACK, PER DRIVE */
19: short rp06_off[8] = { 0, 38, 0, -1, -1, -1, 118, -1 };
20: short rm03_off[8] = { 0, 100, 0, -1, -1, -1, 309, -1 };
21: short rm05_off[8] = { 0, 27, 0, 562, 589, 681, 562, 82 };
22: short rm80_off[8] = { 0, 37, 0, -1, -1, -1, 115, -1 };
23: short rp07_off[8] = { 0, 10, 0, 235, 245, 437, 235, 52 };
24: short ml_off[8] = { 0, -1, -1, -1, -1, -1, -1, -1 };
25: short cdc9775_off[8] = { 0, 13, 0, -1, -1, -1, 294, 66 };
26: short cdc9730_off[8] = { 0, 50, 0, -1, -1, -1, 155, -1 };
27: short capricorn_off[8] = { 0, 32, 0, 668, 723, 778, 668, 98 };
28: short eagle_off[8] = { 0, 17, 0, 391, 408, 728, 391, 87 };
29: /* END SHOULD BE READ IN */
30:
31: struct st hpst[] = {
32: #define HPDT_RM03 0
33: 32, 5, 32*5, 823, rm03_off, /* RM03 */
34: #define HPDT_RM05 1
35: 32, 19, 32*19, 823, rm05_off, /* RM05 */
36: #define HPDT_RP06 2
37: 22, 19, 22*19, 815, rp06_off, /* RP06 */
38: #define HPDT_RM80 3
39: 31, 14, 31*14, 559, rm80_off, /* RM80 */
40: #define HPDT_RP05 4
41: 22, 19, 22*19, 411, rp06_off, /* RP05 */
42: #define HPDT_RP07 5
43: 50, 32, 50*32, 630, rp07_off, /* RP07 */
44: #define HPDT_ML11A 6
45: 1, 1, 1, 1, ml_off, /* ML11A */
46: #define HPDT_ML11B 7
47: 1, 1, 1, 1, ml_off, /* ML11B */
48: #define HPDT_9775 8
49: 32, 40, 32*40, 843, cdc9775_off, /* 9775 */
50: #define HPDT_9730 9
51: 32, 10, 32*10, 823, cdc9730_off, /* 9730 */
52: #define HPDT_CAP 10
53: 32, 16, 32*16, 1024, capricorn_off, /* Ampex capricorn */
54: #define HPDT_EAGLE 11
55: 48, 20, 48*20, 842, eagle_off, /* Fuji Eagle */
56: #define HPDT_RM02 12
57: 1, 1, 1, 1, 0, /* rm02 - not used */
58: #define HPDT_9300 13
59: 32, 19, 32*19, 815, rm05_off, /* Ampex 9300 */
60: };
61:
62: #define MASKREG(reg) ((reg)&0xffff)
63:
64: hpmaptype(hpaddr, type, unit)
65: register struct hpdevice *hpaddr;
66: unsigned type;
67: int unit;
68: {
69: int ntracks, hpsn;
70:
71: /*
72: * Handle SI model byte stuff when
73: * we think it's an RM03 or RM05.
74: */
75: if (type == HPDT_RM03 || type == HPDT_RM05) {
76: hpsn = hpaddr->hpsn;
77: if ((hpsn & SIMB_LU) != unit)
78: return (type);
79: switch ((hpsn & SIMB_MB) &~ (SIMB_S6|SIRM03|SIRM05)) {
80:
81: case SI9775D:
82: return (HPDT_9775);
83:
84: case SI9730D:
85: return (HPDT_9730);
86:
87: /*
88: * Beware, since the only have SI controller we
89: * have has a 9300 instead of a 9766, we map the
90: * drive type into the 9300. This means that
91: * on a 9766 you lose the last 8 cylinders (argh).
92: */
93: case SI9766:
94: return (HPDT_9300);
95:
96: case SI9762:
97: return (HPDT_RM03);
98:
99: case SICAPD:
100: return (HPDT_CAP);
101:
102: case SI9751D:
103: return (HPDT_EAGLE);
104: }
105: return (type);
106: }
107: /*
108: * RM03: EMULEX controller. Map to correct
109: * drive type by checking the holding
110: * register for the disk geometry.
111: */
112: if (type == HPDT_RM02) {
113: int newtype = type;
114:
115: hpaddr->hpcs1 = HP_NOP;
116: hpaddr->hphr = HPHR_MAXTRAK;
117: ntracks = MASKREG(hpaddr->hphr) + 1;
118: if (ntracks == 16) {
119: newtype = HPDT_CAP; /* AMPEX capricorn */
120: goto done;
121: }
122: if (ntracks == 19) {
123: newtype = HPDT_9300; /* AMPEX 9300 */
124: goto done;
125: }
126: hpaddr->hpcs1 = HP_NOP;
127: hpaddr->hphr = HPHR_MAXSECT;
128: ntracks = MASKREG(hpaddr->hphr) + 1;
129: if (ntracks == 48) {
130: newtype = HPDT_EAGLE; /* 48 sector Eagle */
131: goto done;
132: }
133: printf("RM02 with %d sectors/track?\n", ntracks);
134: done:
135: hpaddr->hpcs1 = HP_DCLR|HP_GO;
136: return (newtype);
137: }
138: /*
139: * ML11's all map to the same type.
140: */
141: if (type == HPDT_ML11A || type == HPDT_ML11B)
142: return (HPDT_ML11A);
143: return (type);
144: }
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