1 /* $NetBSD: intr.c,v 1.29 2008/06/11 23:31:35 rafal Exp $ */ 2 3 /* 4 * Copyright (c) 1994-1998 Mark Brinicombe. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. All advertising materials mentioning features or use of this software 16 * must display the following acknowledgement: 17 * This product includes software developed by Mark Brinicombe 18 * for the NetBSD Project. 19 * 4. The name of the company nor the name of the author may be used to 20 * endorse or promote products derived from this software without specific 21 * prior written permission. 22 * 23 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 * IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, 27 * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES 28 * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR 29 * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 30 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 31 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 32 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 33 * SUCH DAMAGE. 34 * 35 * Soft interrupt and other generic interrupt functions. 36 */ 37 38 #include <sys/cdefs.h> 39 __KERNEL_RCSID(0, "$NetBSD: intr.c,v 1.29 2008/06/11 23:31:35 rafal Exp $"); 40 41 #include <sys/param.h> 42 #include <sys/systm.h> 43 #include <sys/syslog.h> 44 #include <sys/malloc.h> 45 #include <sys/conf.h> 46 47 #include <uvm/uvm_extern.h> 48 49 #include <machine/atomic.h> 50 #include <machine/intr.h> 51 #include <machine/cpu.h> 52 53 #include <arm/arm32/machdep.h> 54 55 u_int spl_masks[NIPL]; 56 int safepri = IPL_NONE; 57 58 extern u_int irqmasks[]; 59 60 void 61 set_spl_masks(void) 62 { 63 int loop; 64 65 for (loop = 0; loop < NIPL; ++loop) { 66 spl_masks[loop] = 0xffffffff; 67 } 68 69 spl_masks[IPL_VM] = irqmasks[IPL_VM]; 70 spl_masks[IPL_SCHED] = irqmasks[IPL_SCHED]; 71 spl_masks[IPL_HIGH] = irqmasks[IPL_HIGH]; 72 spl_masks[IPL_NONE] = irqmasks[IPL_NONE]; 73 74 } 75 76 #ifdef DIAGNOSTIC 77 void 78 dump_spl_masks(void) 79 { 80 int loop; 81 82 for (loop = 0; loop < NIPL; ++loop) 83 printf("spl_masks[%d]=%08x\n", loop, spl_masks[loop]); 84 } 85 #endif 86 87 /* End of intr.c */ 88