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[src/netbsd-1-5]: src/sys/arch/atari/stand/ahdilabel Pull up revisions 1.2-1....
details: https://anonhg.NetBSD.org/src/rev/5ef9c25c1cf6
branches: netbsd-1-5
changeset: 490945:5ef9c25c1cf6
user: he <he%NetBSD.org@localhost>
date: Thu Mar 22 02:23:30 2001 +0000
description:
Pull up revisions 1.2-1.3 (requested by jtb):
Several changes:
o ignore sometimes-invalid root sector checksums
o by default preserve boot sector and bad sector list
o improve user interface to specify partitions
diffstat:
sys/arch/atari/stand/ahdilabel/ahdilabel.c | 163 +++++++++++++++++++++-------
1 files changed, 123 insertions(+), 40 deletions(-)
diffs (truncated from 314 to 300 lines):
diff -r f8c1fedff75c -r 5ef9c25c1cf6 sys/arch/atari/stand/ahdilabel/ahdilabel.c
--- a/sys/arch/atari/stand/ahdilabel/ahdilabel.c Thu Mar 22 02:22:31 2001 +0000
+++ b/sys/arch/atari/stand/ahdilabel/ahdilabel.c Thu Mar 22 02:23:30 2001 +0000
@@ -1,4 +1,4 @@
-/* $NetBSD: ahdilabel.c,v 1.1.1.1.2.2 2000/08/14 07:59:59 leo Exp $ */
+/* $NetBSD: ahdilabel.c,v 1.1.1.1.2.3 2001/03/22 02:23:30 he Exp $ */
/*
* Copyright (c) 1999 The NetBSD Foundation, Inc.
@@ -50,12 +50,15 @@
#define BLPM ((1024 * 1024) / DEV_BSIZE)
#define UNITS_SECTORS 0
#define UNITS_CTS 1
+#define PART_ROOT 0
+#define PART_START 1
+#define PART_END 2
int main (int, char*[]);
void show_parts (struct ahdi_ptable*, int, int, int);
-void get_input (char *, int);
+int get_input (char *, int);
char *sec_to_cts (struct ahdi_ptable*, u_int32_t, char *);
-u_int32_t read_sector (struct ahdi_ptable*,char *);
+u_int32_t read_sector (struct ahdi_ptable*, char *, int, int);
void change_part (struct ahdi_ptable*, int, int);
int
@@ -71,7 +74,7 @@
exit (EXIT_FAILURE);
}
- flags = 0;
+ flags = AHDI_IGN_CKSUM;
while ((rv = ahdi_readlabel(&ptable, argv[1], flags)) != 1) {
switch (rv) {
case -1:
@@ -86,9 +89,9 @@
exit (EXIT_FAILURE);
break;
case -3:
+ (void) fpurge(stdin);
printf ("No AHDI partitions found. Continue (y/N)?");
if (toupper(getchar()) == 'Y') {
- (void) fpurge(stdin);
flags |= FORCE_AHDI;
} else
exit (EXIT_FAILURE);
@@ -96,11 +99,11 @@
case -4:
case -5:
case -6:
+ (void) fpurge(stdin);
printf ("Errors reading AHDI partition table. Override (y/N)? ");
if (toupper(getchar()) == 'Y') {
- (void) fpurge(stdin);
flags |= AHDI_IGN_EXISTS | AHDI_IGN_EXT |
- AHDI_IGN_CKSUM | AHDI_IGN_SPU;
+ AHDI_IGN_SPU;
} else
exit (EXIT_FAILURE);
break;
@@ -114,32 +117,50 @@
}
units = UNITS_SECTORS;
+ flags = AHDI_KEEP_BOOT | AHDI_KEEP_BSL;
show_parts (&ptable, 0, ptable.nparts, units);
+ printf ("Preserve boot sector - ");
+ flags & AHDI_KEEP_BOOT ? printf ("yes\n") :
+ printf ("no\n");
+ printf ("Preserve bad sector list - ");
+ flags & AHDI_KEEP_BSL ? printf ("yes\n") :
+ printf ("no\n");
key = 0;
while (key != 'Q') {
(void) fpurge(stdin);
- printf ("Change [a-p], r)ecalculate, s)how, u)nits, w)rite or q)uit ");
+ printf ("Change [a-p], r)ecalculate, s)how, u)nits, w)rite, z)ero or q)uit ");
key = toupper(getchar());
if (key == EOF)
key = 'Q';
- if (key >= 'A' && key <= 'P') {
+ if (key >= 'A' && key <= 'P')
change_part (&ptable, key - 'A', units);
- }
if (key == 'R') {
- if (ahdi_buildlabel (&ptable))
+ if (ahdi_buildlabel (&ptable)) {
printf ("Partiton table adjusted\n");
+ } else {
+ printf ("No changes necessary\n");
+ }
}
if (key == 'S') {
show_parts (&ptable, 0, ptable.nparts, units);
+ printf ("Preserve boot sector - ");
+ flags & AHDI_KEEP_BOOT ? printf ("yes\n") :
+ printf ("no\n");
+ printf ("Preserve bad sector list - ");
+ flags & AHDI_KEEP_BSL ? printf ("yes\n") :
+ printf ("no\n");
}
if (key == 'U') {
- if (units == UNITS_SECTORS)
+ if (units == UNITS_SECTORS) {
+ printf ("Units now cylinder/track/sector\n");
units = UNITS_CTS;
- else
+ } else {
+ printf ("Units now sector\n");
units = UNITS_SECTORS;
+ }
}
if (key == 'W') {
- if ((rv = ahdi_writelabel (&ptable, argv[1], 0)) < 0) {
+ if ((rv = ahdi_writelabel (&ptable, argv[1], flags)) < 0) {
if (rv == -1)
perror ("\0");
if (rv == -2)
@@ -166,6 +187,30 @@
ahdi_errp2 + 'a');
}
}
+ if (key == 'Z') {
+ (void) fpurge(stdin);
+ printf ("Preserve boot sector? ");
+ if (flags & AHDI_KEEP_BOOT) {
+ printf ("[y] ");
+ if (toupper (getchar ()) == 'N')
+ flags &= ~AHDI_KEEP_BOOT;
+ } else {
+ printf ("[n] ");
+ if (toupper (getchar ()) == 'Y')
+ flags |= AHDI_KEEP_BOOT;
+ }
+ (void) fpurge(stdin);
+ printf ("Preserve bad sector list? ");
+ if (flags & AHDI_KEEP_BSL) {
+ printf ("[y] ");
+ if (toupper (getchar ()) == 'N')
+ flags &= ~AHDI_KEEP_BSL;
+ } else {
+ printf ("[n] ");
+ if (toupper (getchar ()) == 'Y')
+ flags |= AHDI_KEEP_BSL;
+ }
+ }
}
return (0);
}
@@ -187,6 +232,11 @@
if (units == UNITS_SECTORS) {
printf (" # id root start end size MBs\n");
for (i = start; i < finish; i++) {
+ if (finish - start > 10 && i - start == 8) {
+ (void) fpurge(stdin);
+ printf ("-- Press return for more -- ");
+ (void) getchar();
+ }
printf (" %c %c%c%c %8u %8u %8u %8u (%4u)\n",
i + 'a', ptable->parts[i].id[0],
ptable->parts[i].id[1], ptable->parts[i].id[2],
@@ -201,6 +251,11 @@
u_int32_t cylinder, track, sector;
printf (" # id root start end size MBs\n");
for (i = start; i < finish; i++) {
+ if (finish - start > 10 && i - start == 8) {
+ (void) fpurge(stdin);
+ printf ("-- Press return for more -- ");
+ (void) getchar();
+ }
printf (" %c %c%c%c ", i + 'a',
ptable->parts[i].id[0], ptable->parts[i].id[1],
ptable->parts[i].id[2]);
@@ -236,7 +291,7 @@
}
}
-void
+int
get_input (buf, len)
char *buf;
int len;
@@ -245,12 +300,12 @@
count = 0;
(void) fpurge(stdin);
- while (count < (len - 1) && key != '\n' && key != '\r') {
- key = getchar();
+ while (count < (len - 1) && (key = getchar()) != '\n' && key != '\r') {
buf[count] = key;
count++;
}
buf[count] = '\0';
+ return(count);
}
char *
@@ -270,11 +325,13 @@
}
u_int32_t
-read_sector (ptable, buf)
+read_sector (ptable, buf, part, se)
struct ahdi_ptable *ptable;
- char *buf;
+ char *buf;
+ int part, se;
{
u_int32_t sector, track, cylinder;
+ int i;
sector = track = cylinder = 0;
if ((strchr (buf, '/') != NULL) &&
@@ -288,8 +345,39 @@
sector += ptable->secpercyl * cylinder;
return (sector);
}
- if (sscanf (buf, "%u", §or) == 1)
+ if (buf[0] == '-' && buf[1]) {
+ if (buf[1] == '1' && se == PART_END)
+ /* Extend to end of disk */
+ return (ptable->secperunit -
+ ptable->parts[part].start);
+ i = (int) (toupper (buf[1]) - 'A');
+ if (i >= 0 && i <= ptable->nparts ) {
+ if (se == PART_ROOT && part > i)
+ /* Root after partition ... */
+ return (ptable->parts[i].start +
+ ptable->parts[i].size);
+ if (se == PART_START && part > i) {
+ /* Start after partition ... */
+ if (ptable->parts[part].root)
+ return (ptable->parts[i].start +
+ ptable->parts[i].size + 1);
+ else
+ return (ptable->parts[i].start +
+ ptable->parts[i].size);
+ }
+ if (se == PART_END && part < i)
+ /* End before partition ... */
+ return (ptable->parts[i].root -
+ ptable->parts[part].start);
+ }
+ return (0);
+ }
+ if (sscanf (buf, "%u", §or) == 1) {
+ if (buf[strlen (buf) - 1] == 'm' ||
+ buf[strlen (buf) - 1] == 'M')
+ sector *= BLPM;
return (sector);
+ }
return (0);
}
@@ -314,8 +402,7 @@
printf ("id [%c%c%c] ", ptable->parts[part].id[0],
ptable->parts[part].id[1], ptable->parts[part].id[2]);
- get_input (&buf[0], BUFLEN);
- if (buf[0] != '\n' && buf[0] != '\r') {
+ if (get_input (&buf[0], BUFLEN) > 2) {
ptable->parts[part].id[0] = buf[0];
ptable->parts[part].id[1] = buf[1];
ptable->parts[part].id[2] = buf[2];
@@ -323,34 +410,30 @@
printf ("root [%8u (%s)] ", ptable->parts[part].root,
sec_to_cts (ptable, ptable->parts[part].root, &cts[0]));
- get_input (&buf[0], BUFLEN);
- if (buf[0] != '\n' && buf[0] != '\r') {
- sector = read_sector (ptable, buf);
- ptable->parts[part].root = sector;
+ if (get_input (&buf[0], BUFLEN)) {
+ sector = read_sector (ptable, buf, part, PART_ROOT);
+ ptable->parts[part].root = sector;
}
printf ("start [%8u (%s)] ", ptable->parts[part].start,
sec_to_cts (ptable, ptable->parts[part].start, &cts[0]));
- get_input (&buf[0], BUFLEN);
- if (buf[0] != '\n' && buf[0] != '\r') {
- sector = read_sector (ptable, buf);
- if (sector)
- ptable->parts[part].start = sector;
+ if (get_input (&buf[0], BUFLEN)) {
+ sector = read_sector (ptable, buf, part, PART_START);
+ ptable->parts[part].start = sector;
}
- printf ("size [%8u (%s)] ", ptable->parts[part].size,
- sec_to_cts (ptable, ptable->parts[part].size, &cts[0]));
- get_input (&buf[0], BUFLEN);
- if (buf[0] != '\n' && buf[0] != '\r') {
- sector = read_sector (ptable, buf);
- if (sector)
- ptable->parts[part].size = sector;
+ printf ("size [%8u (%s) (%4uM)] ", ptable->parts[part].size,
+ sec_to_cts (ptable, ptable->parts[part].size, &cts[0]),
+ (ptable->parts[part].size + (BLPM >> 1)) / BLPM);
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