diff options
Diffstat (limited to 'sys/arch/luna88k/include/intr.h')
| -rw-r--r-- | sys/arch/luna88k/include/intr.h | 132 |
1 files changed, 132 insertions, 0 deletions
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_ */ |