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Changed RAW_PART to RAWPART so it comes from disklabel.h.

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Force RAW_PART to have the right size.
Set d_secperunit in the disklabel.
This commit is contained in:
Poul-Henning Kamp 1994-10-31 23:45:40 +00:00
parent 9c4fb858bb
commit beef52db54
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=4035
1 changed files with 14 additions and 12 deletions
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26
sys/scsi/sd.c
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@ -14,7 +14,7 @@
*
* Ported to run under 386BSD by Julian Elischer (julian@dialix.oz.au) Sept 1992
*
* $Id: sd.c,v 1.37 1994/10/23 21:27:57 wollman Exp $
* $Id: sd.c,v 1.38 1994/10/27 20:45:04 jkh Exp $
*/
#define SPLSD splbio
@ -62,10 +62,9 @@ int Debugger(const char *);
#define MAKESDDEV(maj, unit, part) (makedev(maj,((unit<<3)+part)))
#define UNITSHIFT 3
#define PARTITION(z) (minor(z) & 0x07)
#define RAW_PART 3 /* XXX must be 2 */
#define UNIT(z) ( (minor(z) >> UNITSHIFT) )
#define WHOLE_DISK(unit) ( (unit << UNITSHIFT) + RAW_PART )
#define WHOLE_DISK(unit) ( (unit << UNITSHIFT) + RAWPART )
errval sdgetdisklabel __P((unsigned char unit));
errval sd_get_parms __P((int unit, int flags));
@ -329,7 +328,7 @@ sdopen(dev)
/*
* Load the partition info if not already loaded.
*/
if ((errcode = sdgetdisklabel(unit)) && (part != RAW_PART)) {
if ((errcode = sdgetdisklabel(unit)) && (part != RAWPART)) {
goto bad;
}
SC_DEBUG(sc_link, SDEV_DB3, ("Disklabel loaded "));
@ -346,7 +345,7 @@ sdopen(dev)
* Check that the partition exists
*/
if ((sd->disklabel.d_partitions[part].p_size == 0)
&& (part != RAW_PART)) {
&& (part != RAWPART)) {
errcode = ENXIO;
goto bad;
}
@ -445,7 +444,7 @@ sdstrategy(bp)
* Decide which unit and partition we are talking about
* only raw is ok if no label
*/
if (PARTITION(bp->b_dev) != RAW_PART) {
if (PARTITION(bp->b_dev) != RAWPART) {
if (!(sd->flags & SDHAVELABEL)) {
bp->b_error = EIO;
goto bad;
@ -733,7 +732,7 @@ sdioctl(dev_t dev, int cmd, caddr_t addr, int flag)
break;
default:
if (part == RAW_PART)
if (part == RAWPART)
error = scsi_do_ioctl(sd->sc_link, cmd, addr, flag);
else
error = ENOTTY;
@ -752,7 +751,7 @@ sdgetdisklabel(unsigned char unit)
struct sd_data *sd = sd_data[unit];
dev_t dev;
dev = makedev(0, (unit << UNITSHIFT) + RAW_PART);
dev = makedev(0, (unit << UNITSHIFT) + RAWPART);
/*
* If the inflo is already loaded, use it
*/
@ -766,8 +765,9 @@ sdgetdisklabel(unsigned char unit)
*/
sd->disklabel.d_partitions[0].p_offset = 0;
sd->disklabel.d_partitions[0].p_size = sd->params.disksize;
sd->disklabel.d_partitions[RAW_PART].p_offset = 0;
sd->disklabel.d_partitions[RAW_PART].p_size = sd->params.disksize;
sd->disklabel.d_partitions[RAWPART].p_offset = 0;
sd->disklabel.d_partitions[RAWPART].p_size = sd->params.disksize;
sd->disklabel.d_secperunit= sd->params.disksize;
sd->disklabel.d_npartitions = MAXPARTITIONS;
sd->disklabel.d_secsize = SECSIZE; /* as long as it's not 0 */
sd->disklabel.d_ntracks = sd->params.heads;
@ -785,7 +785,7 @@ sdgetdisklabel(unsigned char unit)
/* we need to pretend this disklabel */
/* is real before we can read */
/* real disklabel */
errstring = readdisklabel(makedev(0, (unit << UNITSHIFT) + RAW_PART),
errstring = readdisklabel(makedev(0, (unit << UNITSHIFT) + RAWPART),
sdstrategy,
&sd->disklabel
#ifdef NetBSD
@ -799,6 +799,8 @@ sdgetdisklabel(unsigned char unit)
printf("sd%d: %s\n", unit, errstring);
return ENXIO;
}
sd->disklabel.d_partitions[RAWPART].p_offset = 0;
sd->disklabel.d_partitions[RAWPART].p_size = sd->params.disksize;
return ESUCCESS;
}
@ -992,7 +994,7 @@ sdsize(dev_t dev)
if ((sd->flags & SDINIT) == 0)
return -1;
if (sd == 0 || (sd->flags & SDHAVELABEL) == 0) {
val = sdopen(MAKESDDEV(major(dev), unit, RAW_PART), FREAD, S_IFBLK, 0);
val = sdopen(MAKESDDEV(major(dev), unit, RAWPART), FREAD, S_IFBLK, 0);
if (val != 0)
return -1;
}