From fa26623fb9b8bea0664d8b457f0cb9117f8b650b Mon Sep 17 00:00:00 2001
From: Kenji Aoyama <aoyama@cvs.openbsd.org>
Date: Wed, 21 Apr 2004 15:24:16 +0000
Subject: Initial commit for OpenBSD/luna88k, based on OpenBSD/mvme88k,
 NetBSD/luna68k and CMU Mach.

---
 sys/arch/luna88k/include/intr.h | 132 ++++++++++++++++++++++++++++++++++++++++
 1 file changed, 132 insertions(+)
 create mode 100644 sys/arch/luna88k/include/intr.h

(limited to 'sys/arch/luna88k/include/intr.h')

diff --git a/sys/arch/luna88k/include/intr.h b/sys/arch/luna88k/include/intr.h
new file mode 100644
index 00000000000..b7855664edc
--- /dev/null
+++ b/sys/arch/luna88k/include/intr.h
@@ -0,0 +1,132 @@
+/*	$OpenBSD: intr.h,v 1.1 2004/04/21 15:23:57 aoyama Exp $	*/
+/*
+ * Copyright (C) 2000 Steve Murphree, Jr.
+ * 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. The name of the author may not be used to endorse or promote products
+ *    derived from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
+ */
+
+#ifndef _LUNA88K_INTR_H_
+#define _LUNA88K_INTR_H_
+/*
+ * INTERRUPT STAT levels.  for 'systat vmstat'
+ * intrcnt and friends are defined in locore.S
+ * XXX smurph
+ */
+
+#ifndef _LOCORE
+
+#define M88K_NIRQ	12
+
+#define M88K_SPUR_IRQ	0
+#define M88K_LEVEL1_IRQ	1
+#define M88K_LEVEL2_IRQ	2
+#define M88K_LEVEL3_IRQ	3
+#define M88K_LEVEL4_IRQ	4
+#define M88K_LEVEL5_IRQ	5
+#define M88K_LEVEL6_IRQ	6
+#define M88K_LEVEL7_IRQ	7
+/*
+ * We keep track of these separately, but
+ * they will be reflected with the above also.
+ */
+#define M88K_CLK_IRQ	8
+#define M88K_SCLK_IRQ	9
+#define M88K_PCLK_IRQ	10
+#define M88K_NMI_IRQ	11
+
+extern int intrcnt[M88K_NIRQ];
+
+#endif
+
+/*
+ * IPL levels.
+ */
+
+#define IPL_NONE	0
+#define IPL_SOFTCLOCK	1
+#define IPL_SOFTNET	1
+#define IPL_BIO		3
+#define IPL_NET		4
+#define IPL_IMP		4
+#define IPL_TTY		5
+#define IPL_VM		5
+#define IPL_CLOCK	6
+#define IPL_STATCLOCK	6
+#define IPL_HIGH	7
+#define IPL_NMI		7
+#define IPL_ABORT	7
+
+#ifdef _KERNEL
+#ifndef _LOCORE
+unsigned setipl(unsigned level);
+unsigned raiseipl(unsigned level);
+int spl0(void);
+
+/* needs major cleanup - XXX nivas */
+
+/* SPL asserts */
+#ifdef DIAGNOSTIC
+/*
+ * Although this function is implemented in MI code, it must be in this MD
+ * header because we don't want this header to include MI includes.
+ */
+void splassert_fail(int, int, const char *);
+extern int splassert_ctl;
+void splassert_check(int, const char *);
+#define splassert(__wantipl) do {			\
+	if (__predict_false(splassert_ctl > 0)) {	\
+		splassert_check(__wantipl, __func__);	\
+	}						\
+} while (0)
+#else
+#define	splassert(wantipl)	do { /* nothing */ } while (0)
+#endif
+
+#endif /* _LOCORE */
+
+#define spl1()		setipl(1)
+#define spl2()		setipl(2)
+#define spl3()		setipl(3)
+#define spl4()		setipl(4)
+#define spl5()		setipl(5)
+#define spl6()		setipl(6)
+#define spl7()		setipl(7)
+
+#define splnone			spl0
+#define spllowersoftclock()	setipl(IPL_SOFTCLOCK)
+#define splsoftclock()		setipl(IPL_SOFTCLOCK)
+#define splsoftnet()		setipl(IPL_SOFTNET)
+#define splbio()		raiseipl(IPL_BIO)
+#define splnet()		raiseipl(IPL_NET)
+#define spltty()		raiseipl(IPL_TTY)
+#define splclock()		raiseipl(IPL_CLOCK)
+#define splstatclock()		raiseipl(IPL_STATCLOCK)
+#define splimp()		raiseipl(IPL_IMP)
+#define splvm()			raiseipl(IPL_VM)
+#define splhigh()		setipl(IPL_HIGH)
+
+#define splx(x)		((x) ? setipl((x)) : spl0())
+
+#endif /* _KERNEL */
+#endif /* _LUNA88K_INTR_H_ */
-- 
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