[src/trunk]: src/sys/arch/arc/arc Moved from /cvsroot/syssrc/sys/arch/pica/pi...

[soda <soda%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/f1d7e7d67719
branches:  trunk
changeset: 481113:f1d7e7d67719
user:      soda <soda%NetBSD.org@localhost>
date:      Sun Jan 23 20:09:16 2000 +0000

description:
Moved from /cvsroot/syssrc/sys/arch/pica/pica/sys_machdep.c,v

diffstat:

 sys/arch/arc/arc/sys_machdep.c |  128 +++++++++++++++++++++++++++++++++++++++++
 1 files changed, 128 insertions(+), 0 deletions(-)

diffs (132 lines):

diff -r aea8685b5982 -r f1d7e7d67719 sys/arch/arc/arc/sys_machdep.c
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/arc/arc/sys_machdep.c    Sun Jan 23 20:09:16 2000 +0000
@@ -0,0 +1,128 @@
+/*     $NetBSD: sys_machdep.c,v 1.4 2000/01/23 20:09:17 soda Exp $     */
+
+/*
+ * Copyright (c) 1992, 1993
+ *     The Regents of the University of California.  All rights reserved.
+ *
+ * This code is derived from software contributed to Berkeley by
+ * Ralph Campbell.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *     This product includes software developed by the University of
+ *     California, Berkeley and its contributors.
+ * 4. Neither the name of the University nor the names of its contributors
+ *    may be used to endorse or promote products derived from this software
+ *    without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
+ * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
+ * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
+ * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
+ * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
+ * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
+ * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
+ * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
+ * SUCH DAMAGE.
+ *
+ *     @(#)sys_machdep.c       8.1 (Berkeley) 6/10/93
+ */
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/ioctl.h>
+#include <sys/file.h>
+#include <sys/time.h>
+#include <sys/proc.h>
+#include <sys/uio.h>
+#include <sys/kernel.h>
+#include <sys/buf.h>
+#include <sys/trace.h>
+
+#include <sys/mount.h>
+#include <sys/syscallargs.h>
+
+#ifdef TRACE
+int    nvualarm;
+
+vtrace(p, uap, retval)
+       struct proc *p;
+       register struct vtrace_args /* {
+               syscallarg(int) request;
+               syscallarg(int) value;
+       } */ *uap;
+       register_t *retval;
+{
+       int vdoualarm();
+
+       switch (SCARG(uap, request)) {
+
+       case VTR_DISABLE:               /* disable a trace point */
+       case VTR_ENABLE:                /* enable a trace point */
+               if (SCARG(uap, value) < 0 || SCARG(uap, value) >= TR_NFLAGS)
+                       return (EINVAL);
+               *retval = traceflags[SCARG(uap, value)];
+               traceflags[SCARG(uap, value)] = SCARG(uap, request);
+               break;
+
+       case VTR_VALUE:         /* return a trace point setting */
+               if (SCARG(uap, value) < 0 || SCARG(uap, value) >= TR_NFLAGS)
+                       return (EINVAL);
+               *retval = traceflags[SCARG(uap, value)];
+               break;
+
+       case VTR_UALARM:        /* set a real-time ualarm, less than 1 min */
+               if (SCARG(uap, value) <= 0 || SCARG(uap, value) > 60 * hz ||
+                   nvualarm > 5)
+                       return (EINVAL);
+               nvualarm++;
+               timeout(vdoualarm, (caddr_t)p->p_pid, SCARG(uap, value));
+               break;
+
+       case VTR_STAMP:
+               trace(TR_STAMP, SCARG(uap, value), p->p_pid);
+               break;
+       }
+       return (0);
+}
+
+vdoualarm(arg)
+       int arg;
+{
+       register struct proc *p;
+
+       p = pfind(arg);
+       if (p)
+               psignal(p, 16);
+       nvualarm--;
+}
+#endif
+
+sys_sysarch(p, v, retval)
+       struct proc *p;
+       void *v;
+       register_t *retval;
+{
+       struct sys_sysarch_args /* {
+               syscallarg(int) op;
+               syscallarg(void *) parms;
+       } */ *uap = v;
+       int error = 0;
+
+       switch(SCARG(uap, op)) {
+       default:
+               error = EINVAL;
+               break;
+       }
+       return (error);
+}