d/freebsd-dev
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Fix sectorsize != 512 on i386 and pc98. Add test cases for same.

Browse Source
This commit is contained in:
Poul-Henning Kamp 2003-06-02 14:19:31 +00:00
parent f937c268cf
commit b2bb9f9bfd
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=115696
2 changed files with 39 additions and 21 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

25
sbin/bsdlabel/bsdlabel.c
View File

@ -125,7 +125,8 @@ static int allfields; /* present all fields in edit */
static char const *xxboot; /* primary boot */
static off_t mbroffset;
static int labeloffset = LABELOFFSET + LABELSECTOR * DEV_BSIZE;
static int labelsoffset = LABELSECTOR;
static int labeloffset = LABELOFFSET;
static int bbsize = BBSIZE;
static int alphacksum =
#if defined(__alpha__)
@ -161,14 +162,17 @@ main(int argc, char *argv[])
break;
case 'm':
if (!strcmp(optarg, "i386")) {
labeloffset = 512;
labelsoffset = 1;
labeloffset = 0;
bbsize = 8192;
alphacksum = 0;
} else if (!strcmp(optarg, "pc98")) {
labeloffset = 512;
labelsoffset = 1;
labeloffset = 0;
bbsize = 8192;
alphacksum = 0;
} else if (!strcmp(optarg, "alpha")) {
labelsoffset = 0;
labeloffset = 64;
bbsize = 8192;
alphacksum = 1;
@ -349,7 +353,8 @@ writelabel(void)
for (i = 0; i < lab.d_npartitions; i++)
if (lab.d_partitions[i].p_size)
lab.d_partitions[i].p_offset += mbroffset;
bsd_disklabel_le_enc(bootarea + labeloffset, lp);
bsd_disklabel_le_enc(bootarea + labeloffset + labelsoffset * secsize,
lp);
if (alphacksum) {
/* Generate the bootblock checksum for the SRM console. */
for (p = (uint64_t *)bootarea, i = 0, sum = 0; i < 63; i++)
@ -363,7 +368,8 @@ writelabel(void)
gctl_ro_param(grq, "verb", -1, "write label");
gctl_ro_param(grq, "class", -1, "BSD");
gctl_ro_param(grq, "geom", -1, dkname);
gctl_ro_param(grq, "label", 148+16*8, bootarea + labeloffset);
gctl_ro_param(grq, "label", 148+16*8,
bootarea + labeloffset + labelsoffset * secsize);
errstr = gctl_issue(grq);
if (errstr != NULL) {
warnx("%s", errstr);
@ -411,11 +417,18 @@ readlabel(int flag)
f = open(specname, O_RDONLY);
if (f < 0)
err(1, specname);
/* New world order */
if ((ioctl(f, DIOCGMEDIASIZE, &mediasize) != 0) ||
(ioctl(f, DIOCGSECTORSIZE, &secsize) != 0)) {
err(4, "cannot get disk geometry");
}
(void)lseek(f, (off_t)0, SEEK_SET);
if (read(f, bootarea, BBSIZE) != BBSIZE)
err(4, "%s read", specname);
close (f);
error = bsd_disklabel_le_dec(bootarea + labeloffset, &lab, MAXPARTITIONS);
error = bsd_disklabel_le_dec(
bootarea + (labeloffset + labelsoffset * secsize),
&lab, MAXPARTITIONS);
if (flag && error)
errx(1, "%s: no valid label found", specname);

35
sbin/bsdlabel/runtest.sh
View File

@ -3,15 +3,18 @@
TMP=/tmp/$$.
set -e
for ARCH in i386 alpha pc98
for TEST in "i386 512" "i386 4096" "alpha 512" "pc98 512" "pc98 4096"
do
echo "ARCH $ARCH"
MD=`mdconfig -a -t malloc -s 2m`
set $TEST
ARCH=$1
SEC=$2
echo "ARCH $ARCH SEC $SEC"
MD=`mdconfig -a -t malloc -s 2m -S $SEC`
trap "exec 7</dev/null; rm -f ${TMP}* ; mdconfig -d -u ${MD}" EXIT INT TERM
./bsdlabel -m ${ARCH} -r -w $MD auto
dd if=/dev/$MD of=${TMP}i0 count=16 > /dev/null 2>&1
dd if=/dev/$MD of=${TMP}i0 count=1 bs=8k > /dev/null 2>&1
if [ "$ARCH" = "alpha" ] ; then
dd if=${TMP}i0 of=${TMP}b0 iseek=1 count=15 > /dev/null 2>&1
else
@ -24,6 +27,7 @@ do
p
s/c:/a:/
s/4096/1024/
s/512/64/
}
' ${TMP}l0 > ${TMP}l1
@ -45,30 +49,31 @@ do
exit 2
fi
dd if=/dev/$MD of=${TMP}i1 count=16 > /dev/null 2>&1
dd if=/dev/$MD of=${TMP}i1 count=1 bs=8k > /dev/null 2>&1
sed '
/ c:/{
p
s/c:/a:/
s/4096/2048/
s/512/256/
}
' ${TMP}l0 > ${TMP}l2
./bsdlabel -m ${ARCH} -R $MD ${TMP}l2
dd if=/dev/$MD of=${TMP}i2 count=16 > /dev/null 2>&1
dd if=/dev/$MD of=${TMP}i2 count=1 bs=8k > /dev/null 2>&1
exec 7< /dev/${MD}a
for t in a c
do
if dd if=${TMP}i2 of=/dev/${MD}$t 2>/dev/null ; then
if dd if=${TMP}i2 of=/dev/${MD}$t bs=8k 2>/dev/null ; then
echo "PASS: Could rewrite same label to ...$t while ...a open" 1>&2
else
echo "FAIL: Could not rewrite same label to ...$t while ...a open" 1>&2
exit 2
fi
if dd if=${TMP}i1 of=/dev/${MD}$t 2>/dev/null ; then
if dd if=${TMP}i1 of=/dev/${MD}$t bs=8k 2>/dev/null ; then
echo "FAIL: Could label with smaller ...a to ...$t while ...a open" 1>&2
exit 2
else
@ -85,42 +90,42 @@ do
exec 7< /dev/null
if dd if=${TMP}i0 of=/dev/${MD}c 2>/dev/null ; then
if dd if=${TMP}i0 of=/dev/${MD}c bs=8k 2>/dev/null ; then
echo "PASS: Could write missing ...a label to ...c" 1>&2
else
echo "FAIL: Could not write missing ...a label to ...c" 1>&2
exit 2
fi
if dd if=${TMP}i2 of=/dev/${MD}c 2>/dev/null ; then
if dd if=${TMP}i2 of=/dev/${MD}c bs=8k 2>/dev/null ; then
echo "PASS: Could write large ...a label to ...c" 1>&2
else
echo "FAIL: Could not write large ...a label to ...c" 1>&2
exit 2
fi
if dd if=${TMP}i1 of=/dev/${MD}c 2>/dev/null ; then
if dd if=${TMP}i1 of=/dev/${MD}c bs=8k 2>/dev/null ; then
echo "PASS: Could write small ...a label to ...c" 1>&2
else
echo "FAIL: Could not write small ...a label to ...c" 1>&2
exit 2
fi
if dd if=${TMP}i2 of=/dev/${MD}a 2>/dev/null ; then
if dd if=${TMP}i2 of=/dev/${MD}a bs=8k 2>/dev/null ; then
echo "PASS: Could increase size of ...a by writing to ...a" 1>&2
else
echo "FAIL: Could not increase size of ...a by writing to ...a" 1>&2
exit 2
fi
if dd if=${TMP}i1 of=/dev/${MD}a 2>/dev/null ; then
if dd if=${TMP}i1 of=/dev/${MD}a bs=8k 2>/dev/null ; then
echo "FAIL: Could decrease size of ...a by writing to ...a" 1>&2
exit 2
else
echo "PASS: Could not decrease size of ...a by writing to ...a" 1>&2
fi
if dd if=${TMP}i0 of=/dev/${MD}a 2>/dev/null ; then
if dd if=${TMP}i0 of=/dev/${MD}a bs=8k 2>/dev/null ; then
echo "FAIL: Could delete ...a by writing to ...a" 1>&2
exit 2
else
@ -153,7 +158,7 @@ do
fi
exec 7> /dev/null
if dd if=${TMP}i0 of=/dev/${MD}c 2>/dev/null ; then
if dd if=${TMP}i0 of=/dev/${MD}c bs=8k 2>/dev/null ; then
echo "PASS: Could delete ...a by writing to ...c" 1>&2
else
echo "FAIL: Could not delete ...a by writing to ...c" 1>&2