/*
* machine dependent system variables.
*/
int
cpu_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
dev_t consdev;
dev_t dev;
switch (name[0]) {
case CPU_CONSDEV:
if (namelen != 1)
return (ENOTDIR); /* overloaded */
if (cn_tab != NULL)
consdev = cn_tab->cn_dev;
else
consdev = NODEV;
return (sysctl_rdstruct(oldp, oldlenp, newp, &consdev,
sizeof consdev));
case CPU_CHR2BLK:
if (namelen != 2)
return (ENOTDIR); /* overloaded */
dev = chrtoblk((dev_t)name[1]);
return sysctl_rdstruct(oldp, oldlenp, newp, &dev, sizeof(dev));
case CPU_BIOS:
return bios_sysctl(name + 1, namelen - 1, oldp, oldlenp,
newp, newlen, p);
case CPU_CPUVENDOR:
return (sysctl_rdstring(oldp, oldlenp, newp, cpu_vendor));
case CPU_CPUFEATURE:
return (sysctl_rdint(oldp, oldlenp, newp, cpu_feature));
case CPU_KBDRESET:
if (securelevel > 0)
return (sysctl_rdint(oldp, oldlenp, newp,
kbd_reset));
else
return (sysctl_int(oldp, oldlenp, newp, newlen,
&kbd_reset));
case CPU_ALLOWAPERTURE:
if (namelen != 1)
return (ENOTDIR); /* overloaded */
#ifdef APERTURE
if (securelevel > 0)
return (sysctl_int_lower(oldp, oldlenp, newp, newlen,
&allowaperture));
else
return (sysctl_int(oldp, oldlenp, newp, newlen,
&allowaperture));
#else
return (sysctl_rdint(oldp, oldlenp, newp, 0));
#endif
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
int
ddb_sysctl(int *name, u_int namelen, void *oldp, size_t *oldlenp, void *newp,
size_t newlen, struct proc *p)
{
int error, ctlval;
/* All sysctl names at this level are terminal. */
if (namelen != 1)
return (ENOTDIR);
switch (name[0]) {
case DBCTL_RADIX:
return sysctl_int(oldp, oldlenp, newp, newlen, &db_radix);
case DBCTL_MAXWIDTH:
return sysctl_int(oldp, oldlenp, newp, newlen, &db_max_width);
case DBCTL_TABSTOP:
return sysctl_int(oldp, oldlenp, newp, newlen, &db_tab_stop_width);
case DBCTL_MAXLINE:
return sysctl_int(oldp, oldlenp, newp, newlen, &db_max_line);
case DBCTL_PANIC:
if (securelevel > 0)
return (sysctl_int_lower(oldp, oldlenp, newp, newlen,
&db_panic));
else {
ctlval = db_panic;
if ((error = sysctl_int(oldp, oldlenp, newp, newlen,
&ctlval)) || newp == NULL)
return (error);
if (ctlval != 1 && ctlval != 0)
return (EINVAL);
db_panic = ctlval;
return (0);
}
break;
case DBCTL_CONSOLE:
if (securelevel > 0)
return (sysctl_int_lower(oldp, oldlenp, newp, newlen,
&db_console));
else {
ctlval = db_console;
if ((error = sysctl_int(oldp, oldlenp, newp, newlen,
&ctlval)) || newp == NULL)
return (error);
if (ctlval != 1 && ctlval != 0)
return (EINVAL);
db_console = ctlval;
return (0);
}
break;
case DBCTL_LOG:
return (sysctl_int(oldp, oldlenp, newp, newlen, &db_log));
case DBCTL_TRIGGER:
if (newp && db_console) {
struct process *pr = curproc->p_p;
if (securelevel < 1 ||
(pr->ps_flags & PS_CONTROLT && cn_tab &&
cn_tab->cn_dev == pr->ps_session->s_ttyp->t_dev)) {
Debugger();
newp = NULL;
} else
return (ENODEV);
}
return (sysctl_rdint(oldp, oldlenp, newp, 0));
default:
return (EOPNOTSUPP);
}
/* NOTREACHED */
}
