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Merge changes from sun3 port; per Gordon.

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This commit is contained in:
pk 1995-11-29 23:43:42 +00:00
parent ee08e9085b
commit a2a4da4874
1 changed files with 23 additions and 16 deletions
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39
sys/arch/sparc/sparc/disksubr.c
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@ -1,4 +1,4 @@
/* $NetBSD: disksubr.c,v 1.9 1995/09/01 17:19:50 pk Exp $ */ /* $NetBSD: disksubr.c,v 1.10 1995/11/29 23:43:42 pk Exp $ */
/* /*
* Copyright (c) 1994, 1995 Gordon W. Ross * Copyright (c) 1994, 1995 Gordon W. Ross
@ -221,7 +221,7 @@ setdisklabel(olp, nlp, openmask, clp)
} }
if (nlp->d_magic != DISKMAGIC || nlp->d_magic2 != DISKMAGIC || if (nlp->d_magic != DISKMAGIC || nlp->d_magic2 != DISKMAGIC ||
dkcksum(nlp) != 0) dkcksum(nlp) != 0)
return (EINVAL); return (EINVAL);
while ((i = ffs((long)openmask)) != 0) { while ((i = ffs((long)openmask)) != 0) {
@ -233,19 +233,8 @@ setdisklabel(olp, nlp, openmask, clp)
npp = &nlp->d_partitions[i]; npp = &nlp->d_partitions[i];
if (npp->p_offset != opp->p_offset || npp->p_size < opp->p_size) if (npp->p_offset != opp->p_offset || npp->p_size < opp->p_size)
return (EBUSY); return (EBUSY);
/*
* Copy internally-set partition information
* if new label doesn't include it. XXX
*/
if (npp->p_fstype == FS_UNUSED && opp->p_fstype != FS_UNUSED) {
npp->p_fstype = opp->p_fstype;
npp->p_fsize = opp->p_fsize;
npp->p_frag = opp->p_frag;
npp->p_cpg = opp->p_cpg;
}
} }
nlp->d_checksum = 0;
nlp->d_checksum = dkcksum(nlp);
*olp = *nlp; *olp = *nlp;
return (0); return (0);
} }
@ -391,7 +380,8 @@ disklabel_sun_to_bsd(cp, lp)
return("SunOS disk label, bad checksum"); return("SunOS disk label, bad checksum");
/* Format conversion. */ /* Format conversion. */
lp->d_magic = 0;/* denote as pseudo */ lp->d_magic = DISKMAGIC;
lp->d_magic2 = DISKMAGIC;
memcpy(lp->d_packname, sl->sl_text, sizeof(lp->d_packname)); memcpy(lp->d_packname, sl->sl_text, sizeof(lp->d_packname));
lp->d_secsize = 512; lp->d_secsize = 512;
@ -418,10 +408,24 @@ disklabel_sun_to_bsd(cp, lp)
npp = &lp->d_partitions[i]; npp = &lp->d_partitions[i];
npp->p_offset = spp->sdkp_cyloffset * secpercyl; npp->p_offset = spp->sdkp_cyloffset * secpercyl;
npp->p_size = spp->sdkp_nsectors; npp->p_size = spp->sdkp_nsectors;
if (npp->p_size) if (npp->p_size == 0) {
npp->p_fstype = FS_UNUSED;
} else {
npp->p_fstype = sun_fstypes[i]; npp->p_fstype = sun_fstypes[i];
if (npp->p_fstype == FS_BSDFFS) {
/*
* The sun label does not store the FFS fields,
* so just set them with default values here.
*/
npp->p_fsize = 1024;
npp->p_frag = 8;
npp->p_cpg = 16;
}
}
} }
lp->d_checksum = 0;
lp->d_checksum = dkcksum(lp);
return (NULL); return (NULL);
} }
@ -442,6 +446,9 @@ disklabel_bsd_to_sun(lp, cp)
int i, secpercyl; int i, secpercyl;
u_short cksum, *sp1, *sp2; u_short cksum, *sp1, *sp2;
if (lp->d_secsize != 512)
return (EINVAL);
sl = (struct sun_disklabel *)cp; sl = (struct sun_disklabel *)cp;
/* Format conversion. */ /* Format conversion. */