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[src/sommerfeld_i386mp_1]: src/sys/arch/i386/include Add flag to indicate tha...



details:   https://anonhg.NetBSD.org/src/rev/ebe723217693
branches:  sommerfeld_i386mp_1
changeset: 482430:ebe723217693
user:      fvdl <fvdl%NetBSD.org@localhost>
date:      Mon Sep 10 10:11:22 2001 +0000

description:
Add flag to indicate that a process set some mtrrs that need to be
cleaned up automatically on exit.

diffstat:

 sys/arch/i386/include/proc.h |  53 ++++++++++++++++++++++++++++++++++++++++++++
 1 files changed, 53 insertions(+), 0 deletions(-)

diffs (57 lines):

diff -r 44f1f053ac9b -r ebe723217693 sys/arch/i386/include/proc.h
--- /dev/null   Thu Jan 01 00:00:00 1970 +0000
+++ b/sys/arch/i386/include/proc.h      Mon Sep 10 10:11:22 2001 +0000
@@ -0,0 +1,53 @@
+/*     $NetBSD: proc.h,v 1.14.2.2 2001/09/10 10:11:22 fvdl Exp $       */
+
+/*
+ * Copyright (c) 1991 Regents of the University of California.
+ * All rights reserved.
+ *
+ * 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.
+ *
+ *     @(#)proc.h      7.1 (Berkeley) 5/15/91
+ */
+
+#include <machine/frame.h>
+
+/*
+ * Machine-dependent part of the proc structure for i386.
+ */
+struct mdproc {
+       struct  trapframe *md_regs;     /* registers on current frame */
+       int     md_flags;               /* machine-dependent flags */
+       int     md_tss_sel;             /* TSS selector */
+                                       /* Syscall handling function */
+       void    (*md_syscall) __P((struct trapframe));
+};
+
+/* md_flags */
+#define        MDP_USEDFPU     0x0001  /* has used the FPU */
+#define MDP_USEDMTRR   0x0002  /* has set volatile MTRRs */



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