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Fill out more file system information, from Havard Eidnes, and hacked a bit

Browse Source 
by me.
This commit is contained in:
thorpej 1997-12-15 23:17:19 +00:00
parent b51ce847d3
commit a5252fc287
1 changed files with 96 additions and 1 deletions
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97
sys/arch/hp300/stand/inst/inst.c
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@ -1,4 +1,4 @@
/* $NetBSD: inst.c,v 1.4 1997/10/04 17:22:49 thorpej Exp $ */
/* $NetBSD: inst.c,v 1.5 1997/12/15 23:17:19 thorpej Exp $ */
/*-
* Copyright (c) 1996, 1997 The NetBSD Foundation, Inc.
@ -101,6 +101,7 @@ int opendisk __P((char *, char *, int, char, int *));
void disklabel_edit __P((struct disklabel *));
void disklabel_show __P((struct disklabel *));
int disklabel_write __P((char *, int, struct open_file *));
void get_fstype __P((struct disklabel *lp, int));
int a2int __P((char *));
struct inst_command {
@ -290,6 +291,99 @@ informative source.\n\n");
else \
lp->d_flags &= ~(flag);
struct fsname_to_type {
const char *name;
u_int8_t type;
} n_to_t[] = {
{ "unused", FS_UNUSED },
{ "ffs", FS_BSDFFS },
{ "swap", FS_SWAP },
{ "boot", FS_BOOT },
{ NULL, 0 },
};
void
get_fstype(lp, partno)
struct disklabel *lp;
int partno;
{
static int blocksize = 8192; /* XXX */
struct partition *pp = &lp->d_partitions[partno];
struct fsname_to_type *np;
int fragsize;
char line[80], str[80];
if (pp->p_size == 0) {
/*
* No need to bother asking for a zero-sized partition.
*/
pp->p_fstype = FS_UNUSED;
return;
}
/*
* Select a default.
* XXX Should we check what might be in the label already?
*/
if (partno == 1)
strcpy(str, "swap");
else if (partno == RAW_PART)
strcpy(str, "boot");
else
strcpy(str, "ffs");
again:
GETSTR(" fstype? [%s] ", str);
for (np = n_to_t; np->name != NULL; np++)
if (strcmp(str, np->name) == 0)
break;
if (np->name == NULL) {
printf("Please use one of: ");
for (np = n_to_t; np->name != NULL; np++)
printf(" %s", np->name);
printf(".\n");
goto again;
}
pp->p_fstype = np->type;
if (pp->p_fstype != FS_BSDFFS)
return;
/*
* Get additional information needed for FFS.
*/
ffs_again:
GETNUM(" FFS block size? [%d] ", blocksize);
if (blocksize < NBPG || (blocksize % NBPG) != 0) {
printf("FFS block size must be a multiple of %d.\n", NBPG);
goto ffs_again;
}
fragsize = blocksize / 8; /* XXX */
fragsize = max(fragsize, lp->d_secsize);
GETNUM(" FFS fragment size? [%d] ", fragsize);
if (fragsize < lp->d_secsize || (fragsize % lp->d_secsize) != 0) {
printf("FFS fragment size must be a multiple of sector size"
" (%d).\n", lp->d_secsize);
goto ffs_again;
}
if ((blocksize % fragsize) != 0) {
printf("FFS fragment size must be an even divisor of FFS"
" block size (%d).\n", blocksize);
goto ffs_again;
}
/*
* XXX Better sanity checking?
*/
pp->p_frag = blocksize / fragsize;
pp->p_fsize = fragsize;
}
void
disklabel_edit(lp)
struct disklabel *lp;
@ -338,6 +432,7 @@ Enter partition table. Note, sizes and offsets are in sectors.\n\n");
GETNUM2("%c partition: offset? [%d] ", ('a' + i),
lp->d_partitions[i].p_offset);
GETNUM(" size? [%d] ", lp->d_partitions[i].p_size);
get_fstype(lp, i);
}
/* Perform magic. */