projects / unix-history / blame
| Commit | Line | Data |
|---|---|---|
| 4da6460c | 1 | #ifndef lint |
| 855ff304 | 2 | static char sccsid[] = "@(#)disks.c 1.2 (Lucasfilm) %G%"; |
| 4da6460c KM |
3 | #endif |
| 4 | ||
| 5 | #include "systat.h" | |
| 855ff304 | 6 | #include <sys/param.h> |
| 4da6460c | 7 | #include <sys/buf.h> |
| 855ff304 | 8 | #include <sys/file.h> |
| 4da6460c KM |
9 | #ifdef vax |
| 10 | #include <vaxuba/ubavar.h> | |
| 11 | #include <vaxmba/mbavar.h> | |
| 12 | #endif | |
| 13 | #ifdef sun | |
| 14 | #include <sundev/mbvar.h> | |
| 15 | #endif | |
| 855ff304 | 16 | #include <ctype.h> |
| 4da6460c KM |
17 | |
| 18 | char dr_name[DK_NDRIVE][10]; | |
| 19 | ||
| 20 | #define steal(where, var) \ | |
| 21 | lseek(kmem, where, L_SET); read(kmem, &var, sizeof var); | |
| 22 | ||
| 23 | #ifdef vax | |
| 24 | read_names(mp, up) | |
| 25 | register struct mba_device *mp; | |
| 26 | register struct uba_device *up; | |
| 27 | { | |
| 28 | static int once = 0; | |
| 29 | struct mba_device mdev; | |
| 30 | struct mba_driver mdrv; | |
| 31 | short two_char; | |
| 32 | char *cp = (char *)&two_char; | |
| 33 | struct uba_device udev; | |
| 34 | struct uba_driver udrv; | |
| 35 | ||
| 36 | if (once) | |
| 37 | return; | |
| 38 | once++; | |
| 39 | if (up == 0) { | |
| 40 | error("Disk init info not in namelist\n"); | |
| 41 | return; | |
| 42 | } | |
| 43 | if (mp) for (;;) { | |
| 44 | steal(mp++, mdev); | |
| 45 | if (mdev.mi_driver == 0) | |
| 46 | break; | |
| 47 | if (mdev.mi_dk < 0 || mdev.mi_alive == 0) | |
| 48 | continue; | |
| 49 | steal(mdev.mi_driver, mdrv); | |
| 50 | steal(mdrv.md_dname, two_char); | |
| 51 | sprintf(dr_name[mdev.mi_dk], "%c%c%d", | |
| 52 | cp[0], cp[1], mdev.mi_unit); | |
| 53 | } | |
| 54 | if (up) for (;;) { | |
| 55 | steal(up++, udev); | |
| 56 | if (udev.ui_driver == 0) | |
| 57 | break; | |
| 58 | if (udev.ui_dk < 0 || udev.ui_alive == 0) | |
| 59 | continue; | |
| 60 | steal(udev.ui_driver, udrv); | |
| 61 | steal(udrv.ud_dname, two_char); | |
| 62 | sprintf(dr_name[udev.ui_dk], "%c%c%d", | |
| 63 | cp[0], cp[1], udev.ui_unit); | |
| 64 | } | |
| 65 | } | |
| 66 | #endif | |
| 67 | ||
| 68 | #ifdef sun | |
| 69 | /*VARARGS*/ | |
| 70 | read_names(mp) | |
| 71 | register struct mb_device *mp; | |
| 72 | { | |
| 73 | static int once = 0; | |
| 74 | struct mb_device mdev; | |
| 75 | struct mb_driver mdrv; | |
| 76 | short two_char; | |
| 77 | char *cp = (char *) &two_char; | |
| 78 | ||
| 79 | if (once) | |
| 80 | return; | |
| 81 | once++; | |
| 82 | if (mp == 0) { | |
| 83 | error("Disk init info not in namelist\n"); | |
| 84 | return; | |
| 85 | } | |
| 86 | for (;;) { | |
| 87 | steal(mp++, mdev); | |
| 88 | if (mdev.md_driver == 0) | |
| 89 | break; | |
| 90 | if (mdev.md_dk < 0 || mdev.md_alive == 0) | |
| 91 | continue; | |
| 92 | steal(mdev.md_driver, mdrv); | |
| 93 | steal(mdrv.mdr_dname, two_char); | |
| 94 | sprintf(dr_name[mdev.md_dk], "%c%c%d", | |
| 95 | cp[0], cp[1], mdev.md_unit); | |
| 96 | } | |
| 97 | } | |
| 98 | #endif | |
| 99 | ||
| 100 | dkselect(args, truefalse, selections) | |
| 101 | char *args; | |
| 102 | int truefalse, selections[]; | |
| 103 | { | |
| 104 | register char *cp; | |
| 105 | register int i; | |
| 106 | char *index(); | |
| 107 | ||
| 108 | cp = index(args, '\n'); | |
| 109 | if (cp) | |
| 110 | *cp = '\0'; | |
| 111 | for (;;) { | |
| 112 | for (cp = args; *cp && isspace(*cp); cp++) | |
| 113 | ; | |
| 114 | args = cp; | |
| 115 | for (; *cp && !isspace(*cp); cp++) | |
| 116 | ; | |
| 117 | if (*cp) | |
| 118 | *cp++ = '\0'; | |
| 119 | if (cp - args == 0) | |
| 120 | break; | |
| 121 | for (i = 0; i < DK_NDRIVE; i++) | |
| 122 | if (strcmp(args, dr_name[i]) == 0) { | |
| 123 | selections[i] = truefalse; | |
| 124 | if (dk_mspw[i] != 0.0) | |
| 125 | if (truefalse == 0) | |
| 126 | ndrives--; | |
| 127 | else | |
| 128 | ndrives++; | |
| 129 | break; | |
| 130 | } | |
| 131 | if (i >= DK_NDRIVE) | |
| 132 | error("%s: unknown drive", args); | |
| 133 | args = cp; | |
| 134 | } | |
| 135 | } |