1 /* $NetBSD: intr.h,v 1.3 2003/10/25 15:52:38 simonb Exp $ */ 2 3 /* 4 * Copyright 2000, 2001 5 * Broadcom Corporation. All rights reserved. 6 * 7 * This software is furnished under license and may be used and copied only 8 * in accordance with the following terms and conditions. Subject to these 9 * conditions, you may download, copy, install, use, modify and distribute 10 * modified or unmodified copies of this software in source and/or binary 11 * form. No title or ownership is transferred hereby. 12 * 13 * 1) Any source code used, modified or distributed must reproduce and 14 * retain this copyright notice and list of conditions as they appear in 15 * the source file. 16 * 17 * 2) No right is granted to use any trade name, trademark, or logo of 18 * Broadcom Corporation. The "Broadcom Corporation" name may not be 19 * used to endorse or promote products derived from this software 20 * without the prior written permission of Broadcom Corporation. 21 * 22 * 3) THIS SOFTWARE IS PROVIDED "AS-IS" AND ANY EXPRESS OR IMPLIED 23 * WARRANTIES, INCLUDING BUT NOT LIMITED TO, ANY IMPLIED WARRANTIES OF 24 * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, OR 25 * NON-INFRINGEMENT ARE DISCLAIMED. IN NO EVENT SHALL BROADCOM BE LIABLE 26 * FOR ANY DAMAGES WHATSOEVER, AND IN PARTICULAR, BROADCOM SHALL NOT BE 27 * LIABLE FOR DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 28 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 29 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR 30 * BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 31 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE 32 * OR OTHERWISE), EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 */ 34 35 #ifndef _SBMIPS_INTR_H_ 36 #define _SBMIPS_INTR_H_ 37 38 #include <machine/systemsw.h> 39 40 /* Interrupt levels */ 41 #define IPL_SERIAL 0 42 #define IPL_STATCLOCK 1 43 #define IPL_CLOCK 2 44 #define IPL_BIO 3 45 #define IPL_NET 4 46 #define IPL_TTY 5 47 #define _NIPL 6 48 49 #define IPL_SOFTSERIAL 1000 50 #define IPL_SOFTNET 1001 51 #define IPL_SOFTCLOCK 1002 52 53 #define _IMR_SOFT (MIPS_SOFT_INT_MASK_0 | MIPS_SOFT_INT_MASK_1) 54 #define _IMR_VM (_IMR_SOFT | MIPS_INT_MASK_0) 55 #define _IMR_SCHED (_IMR_VM | MIPS_INT_MASK_1 | MIPS_INT_MASK_5) 56 #define _IMR_SERIAL (_IMR_SCHED | MIPS_INT_MASK_2) 57 #define _IMR_HIGH (MIPS_INT_MASK) 58 59 #define splbio() _splraise(_IMR_VM) 60 #define splclock() _splraise(_IMR_SCHED) 61 #define splhigh() _splraise(_IMR_HIGH) 62 #define spllock() splhigh() 63 #define splvm() _splraise(_IMR_VM) 64 #define splnet() _splraise(_IMR_VM) 65 #define splsched() _splraise(_IMR_SCHED) 66 #define splserial() _splraise(_IMR_SERIAL) 67 #define splsoftclock() _splraise(_IMR_SOFT) 68 #define splsoftnet() _splraise(_IMR_SOFT) 69 #define splsoftserial() _splraise(_IMR_SOFT) 70 #define splstatclock() _splraise(_IMR_SCHED) 71 #define spltty() _splraise(_IMR_VM) 72 73 #define spl0() _spllower(0) 74 #define spllowersoftclock() _spllower(_IMR_SOFT) 75 #define splx(s) _splset(s) 76 77 #define __GENERIC_SOFT_INTERRUPTS 78 79 void *softintr_establish(int level, void (*fun)(void *), void *arg); 80 void softintr_disestablish(void *cookie); 81 void softintr_schedule(void *cookie); 82 83 /* for interrupt dispatch code */ 84 void dosoftints(void); 85 86 /* XXX backward-compat */ 87 void setsoftclock(void); 88 void setsoftnet(void); 89 90 extern int _splraise(int); 91 extern int _spllower(int); 92 extern int _splset(int); 93 extern int _splget(void); 94 extern void _splnone(void); 95 extern void _setsoftintr(int); 96 extern void _clrsoftintr(int); 97 98 #endif /* _SBMIPS_INTR_H_ */ 99