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authorMichael Shalayeff <mickey@cvs.openbsd.org>1997-10-25 08:36:43 +0000
committerMichael Shalayeff <mickey@cvs.openbsd.org>1997-10-25 08:36:43 +0000
commit35f9002a2769cc177b5332b709c68b1ec7edb0be (patch)
tree2acfc564796565ccb12ab1805b5becfa2585cd72 /sys
parentaa426ab49f532c63da9554f1314e8fcef66b3467 (diff)
do blk<-->chr dev_t conversions through the sysctl
Diffstat (limited to 'sys')
-rw-r--r--sys/arch/i386/i386/machdep.c10
-rw-r--r--sys/arch/i386/include/cpu.h8
2 files changed, 15 insertions, 3 deletions
diff --git a/sys/arch/i386/i386/machdep.c b/sys/arch/i386/i386/machdep.c
index ed3e5ac2432..0e4d96a57c4 100644
--- a/sys/arch/i386/i386/machdep.c
+++ b/sys/arch/i386/i386/machdep.c
@@ -1,4 +1,4 @@
-/* $OpenBSD: machdep.c,v 1.58 1997/10/25 06:58:00 niklas Exp $ */
+/* $OpenBSD: machdep.c,v 1.59 1997/10/25 08:36:41 mickey Exp $ */
/* $NetBSD: machdep.c,v 1.202 1996/05/18 15:54:59 christos Exp $ */
/*-
@@ -1487,6 +1487,14 @@ cpu_sysctl(name, namelen, oldp, oldlenp, newp, newlen, p)
return bios_sysctl(name + 1, namelen - 1, oldp, oldlenp,
newp, newlen, p);
#endif
+ case CPU_BLK2CHR:
+ if (namelen != 2)
+ return (ENOTDIR); /* overloaded */
+ return blktochr(name[1]);
+ case CPU_CHR2BLK:
+ if (namelen != 2)
+ return (ENOTDIR); /* overloaded */
+ return chrtoblk(name[1]);
default:
return EOPNOTSUPP;
}
diff --git a/sys/arch/i386/include/cpu.h b/sys/arch/i386/include/cpu.h
index 778909acff2..f1b083cb83c 100644
--- a/sys/arch/i386/include/cpu.h
+++ b/sys/arch/i386/include/cpu.h
@@ -1,4 +1,4 @@
-/* $OpenBSD: cpu.h,v 1.15 1997/09/27 06:31:32 mickey Exp $ */
+/* $OpenBSD: cpu.h,v 1.16 1997/10/25 08:36:42 mickey Exp $ */
/* $NetBSD: cpu.h,v 1.35 1996/05/05 19:29:26 christos Exp $ */
/*-
@@ -208,12 +208,16 @@ void setconf __P((void));
*/
#define CPU_CONSDEV 1 /* dev_t: console terminal device */
#define CPU_BIOS 2 /* BIOS variables */
-#define CPU_MAXID 3 /* number of valid machdep ids */
+#define CPU_BLK2CHR 3 /* convert blk maj into chr one */
+#define CPU_CHR2BLK 4 /* convert chr maj into blk one */
+#define CPU_MAXID 5 /* number of valid machdep ids */
#define CTL_MACHDEP_NAMES { \
{ 0, 0 }, \
{ "console_device", CTLTYPE_STRUCT }, \
{ "bios", CTLTYPE_INT }, \
+ { "blk2chr", CTLTYPE_INT }, \
+ { "chr2blk", CTLTYPE_INT }, \
}
#endif /* !_I386_CPU_H_ */