1 /* $NetBSD: intr.h,v 1.19 2011/02/20 07:56:16 matt Exp $ */ 2 3 /* 4 * Copyright (c) 1998 Jonathan Stone. All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 3. All advertising materials mentioning features or use of this software 15 * must display the following acknowledgement: 16 * This product includes software developed by Jonathan Stone for 17 * the NetBSD Project. 18 * 4. The name of the author may not be used to endorse or promote products 19 * derived from this software without specific prior written permission. 20 * 21 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 22 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 23 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 24 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 25 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 26 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 27 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 28 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 29 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 30 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 31 */ 32 33 #ifndef _MACHINE_INTR_H_ 34 #define _MACHINE_INTR_H_ 35 36 #include <mips/intr.h> 37 38 #ifdef _KERNEL 39 #ifdef __INTR_PRIVATE 40 #include <sys/evcnt.h> 41 #include <mips/cpuregs.h> 42 43 /* 44 * nesting interrupt masks. 45 */ 46 #define MIPS_INT_MASK_SPL_SOFT0 MIPS_SOFT_INT_MASK_0 47 #define MIPS_INT_MASK_SPL_SOFT1 (MIPS_SOFT_INT_MASK_1|MIPS_INT_MASK_SPL_SOFT0) 48 #define MIPS_INT_MASK_SPL0 (MIPS_INT_MASK_0|MIPS_INT_MASK_SPL_SOFT1) 49 #define MIPS_INT_MASK_SPL1 (MIPS_INT_MASK_1|MIPS_INT_MASK_SPL0) 50 #define MIPS_INT_MASK_SPL2 (MIPS_INT_MASK_2|MIPS_INT_MASK_SPL1) 51 #define MIPS_INT_MASK_SPL3 (MIPS_INT_MASK_3|MIPS_INT_MASK_SPL2) 52 #define MIPS_INT_MASK_SPL4 (MIPS_INT_MASK_4|MIPS_INT_MASK_SPL3) 53 #define MIPS_INT_MASK_SPL5 (MIPS_INT_MASK_5|MIPS_INT_MASK_SPL4) 54 55 struct mipsco_intrhand { 56 LIST_ENTRY(mipsco_intrhand) ih_q; 57 int (*ih_fun)(void *); 58 void *ih_arg; 59 struct mipsco_intr *ih_intrhead; 60 int ih_pending; 61 }; 62 63 struct mipsco_intr { 64 LIST_HEAD(,mipsco_intrhand) intr_q; 65 struct evcnt ih_evcnt; 66 unsigned long intr_siq; 67 }; 68 69 extern const struct ipl_sr_map mipsco_ipl_sr_map; 70 extern struct mipsco_intrhand intrtab[]; 71 #define CALL_INTR(lev) ((*intrtab[lev].ih_fun)(intrtab[lev].ih_arg)) 72 73 #define MAX_INTR_COOKIES 16 74 75 #endif /* __INTR_PRIVATE */ 76 77 #define SYS_INTR_LEVEL0 0 78 #define SYS_INTR_LEVEL1 1 79 #define SYS_INTR_LEVEL2 2 80 #define SYS_INTR_LEVEL3 3 81 #define SYS_INTR_LEVEL4 4 82 #define SYS_INTR_LEVEL5 5 83 #define SYS_INTR_SCSI 6 84 #define SYS_INTR_TIMER 7 85 #define SYS_INTR_ETHER 8 86 #define SYS_INTR_SCC0 9 87 #define SYS_INTR_FDC 10 88 #define SYS_INTR_ATBUS 11 89 90 #endif /* _KERNEL */ 91 #endif /* _MACHINE_INTR_H_ */ 92