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Implement sysctl `machdep.booted_kernel'.

This commit is contained in:
pk 1999-10-04 19:11:42 +00:00
parent ef0ba32b7d
commit fa65ea182c
2 changed files with 13 additions and 5 deletions
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10
sys/arch/sparc/include/cpu.h
View File

@ -1,4 +1,4 @@
/* $NetBSD: cpu.h,v 1.33 1999/08/10 21:08:09 thorpej Exp $ */
/* $NetBSD: cpu.h,v 1.34 1999/10/04 19:11:43 pk Exp $ */
/*
* Copyright (c) 1992, 1993
@ -50,10 +50,12 @@
/*
* CTL_MACHDEP definitions.
*/
#define CPU_MAXID 1 /* no valid machdep ids */
#define CPU_BOOTED_KERNEL 1 /* string: booted kernel name */
#define CPU_MAXID 2 /* number of valid machdep ids */
#define CTL_MACHDEP_NAMES { \
{ 0, 0 }, \
#define CTL_MACHDEP_NAMES { \
{ 0, 0 }, \
{ "booted_kernel", CTLTYPE_STRING }, \
}
#ifdef _KERNEL

8
sys/arch/sparc/sparc/machdep.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: machdep.c,v 1.154 1999/09/17 20:04:53 thorpej Exp $ */
/* $NetBSD: machdep.c,v 1.155 1999/10/04 19:11:42 pk Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -407,12 +407,18 @@ cpu_sysctl(name, namelen, oldp, oldlenp, newp, newlen, p)
size_t newlen;
struct proc *p;
{
char *cp;
/* all sysctl names are this level are terminal */
if (namelen != 1)
return (ENOTDIR); /* overloaded */
switch (name[0]) {
case CPU_BOOTED_KERNEL:
cp = prom_getbootfile();
if (cp == NULL || cp[0] == '\0')
return (ENOENT);
return (sysctl_rdstring(oldp, oldlenp, newp, cp));
default:
return (EOPNOTSUPP);
}