cpufunc.h revision 1.1.2.2
1 1.1.2.2 jdolecek /* $NetBSD: cpufunc.h,v 1.1.2.2 2002/06/23 17:37:07 jdolecek Exp $ */ 2 1.1.2.2 jdolecek 3 1.1.2.2 jdolecek /* $OpenBSD: cpufunc.h,v 1.17 2000/05/15 17:22:40 mickey Exp $ */ 4 1.1.2.2 jdolecek 5 1.1.2.2 jdolecek /* 6 1.1.2.2 jdolecek * Copyright (c) 1998,2000 Michael Shalayeff 7 1.1.2.2 jdolecek * All rights reserved. 8 1.1.2.2 jdolecek * 9 1.1.2.2 jdolecek * Redistribution and use in source and binary forms, with or without 10 1.1.2.2 jdolecek * modification, are permitted provided that the following conditions 11 1.1.2.2 jdolecek * are met: 12 1.1.2.2 jdolecek * 1. Redistributions of source code must retain the above copyright 13 1.1.2.2 jdolecek * notice, this list of conditions and the following disclaimer. 14 1.1.2.2 jdolecek * 2. Redistributions in binary form must reproduce the above copyright 15 1.1.2.2 jdolecek * notice, this list of conditions and the following disclaimer in the 16 1.1.2.2 jdolecek * documentation and/or other materials provided with the distribution. 17 1.1.2.2 jdolecek * 3. All advertising materials mentioning features or use of this software 18 1.1.2.2 jdolecek * must display the following acknowledgement: 19 1.1.2.2 jdolecek * This product includes software developed by Michael Shalayeff. 20 1.1.2.2 jdolecek * 4. The name of the author may not be used to endorse or promote products 21 1.1.2.2 jdolecek * derived from this software without specific prior written permission. 22 1.1.2.2 jdolecek * 23 1.1.2.2 jdolecek * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 24 1.1.2.2 jdolecek * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 25 1.1.2.2 jdolecek * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 26 1.1.2.2 jdolecek * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 27 1.1.2.2 jdolecek * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 28 1.1.2.2 jdolecek * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 29 1.1.2.2 jdolecek * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 30 1.1.2.2 jdolecek * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 31 1.1.2.2 jdolecek * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 32 1.1.2.2 jdolecek * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 33 1.1.2.2 jdolecek */ 34 1.1.2.2 jdolecek /* 35 1.1.2.2 jdolecek * (c) Copyright 1988 HEWLETT-PACKARD COMPANY 36 1.1.2.2 jdolecek * 37 1.1.2.2 jdolecek * To anyone who acknowledges that this file is provided "AS IS" 38 1.1.2.2 jdolecek * without any express or implied warranty: 39 1.1.2.2 jdolecek * permission to use, copy, modify, and distribute this file 40 1.1.2.2 jdolecek * for any purpose is hereby granted without fee, provided that 41 1.1.2.2 jdolecek * the above copyright notice and this notice appears in all 42 1.1.2.2 jdolecek * copies, and that the name of Hewlett-Packard Company not be 43 1.1.2.2 jdolecek * used in advertising or publicity pertaining to distribution 44 1.1.2.2 jdolecek * of the software without specific, written prior permission. 45 1.1.2.2 jdolecek * Hewlett-Packard Company makes no representations about the 46 1.1.2.2 jdolecek * suitability of this software for any purpose. 47 1.1.2.2 jdolecek */ 48 1.1.2.2 jdolecek /* 49 1.1.2.2 jdolecek * Copyright (c) 1990,1994 The University of Utah and 50 1.1.2.2 jdolecek * the Computer Systems Laboratory (CSL). All rights reserved. 51 1.1.2.2 jdolecek * 52 1.1.2.2 jdolecek * THE UNIVERSITY OF UTAH AND CSL PROVIDE THIS SOFTWARE IN ITS "AS IS" 53 1.1.2.2 jdolecek * CONDITION, AND DISCLAIM ANY LIABILITY OF ANY KIND FOR ANY DAMAGES 54 1.1.2.2 jdolecek * WHATSOEVER RESULTING FROM ITS USE. 55 1.1.2.2 jdolecek * 56 1.1.2.2 jdolecek * CSL requests users of this software to return to csl-dist (at) cs.utah.edu any 57 1.1.2.2 jdolecek * improvements that they make and grant CSL redistribution rights. 58 1.1.2.2 jdolecek * 59 1.1.2.2 jdolecek * Utah $Hdr: c_support.s 1.8 94/12/14$ 60 1.1.2.2 jdolecek * Author: Bob Wheeler, University of Utah CSL 61 1.1.2.2 jdolecek */ 62 1.1.2.2 jdolecek 63 1.1.2.2 jdolecek #ifndef _HPPA_CPUFUNC_H_ 64 1.1.2.2 jdolecek #define _HPPA_CPUFUNC_H_ 65 1.1.2.2 jdolecek 66 1.1.2.2 jdolecek #include <machine/psl.h> 67 1.1.2.2 jdolecek #include <machine/pte.h> 68 1.1.2.2 jdolecek 69 1.1.2.2 jdolecek #define tlbbtop(b) ((b) >> (PGSHIFT - 5)) 70 1.1.2.2 jdolecek #define tlbptob(p) ((p) << (PGSHIFT - 5)) 71 1.1.2.2 jdolecek 72 1.1.2.2 jdolecek #define hptbtop(b) ((b) >> 17) 73 1.1.2.2 jdolecek 74 1.1.2.2 jdolecek /* Get space register for an address */ 75 1.1.2.2 jdolecek static __inline register_t ldsid(vaddr_t p) { 76 1.1.2.2 jdolecek register_t ret; 77 1.1.2.2 jdolecek __asm __volatile("ldsid (%1),%0" : "=r" (ret) : "r" (p)); 78 1.1.2.2 jdolecek return ret; 79 1.1.2.2 jdolecek } 80 1.1.2.2 jdolecek 81 1.1.2.2 jdolecek #define mtctl(v,r) __asm __volatile("mtctl %0,%1":: "r" (v), "i" (r)) 82 1.1.2.2 jdolecek #define mfctl(r,v) __asm __volatile("mfctl %1,%0": "=r" (v): "i" (r)) 83 1.1.2.2 jdolecek 84 1.1.2.2 jdolecek #define mtsp(v,r) __asm __volatile("mtsp %0,%1":: "r" (v), "i" (r)) 85 1.1.2.2 jdolecek #define mfsp(r,v) __asm __volatile("mfsp %1,%0": "=r" (v): "i" (r)) 86 1.1.2.2 jdolecek 87 1.1.2.2 jdolecek #define ssm(v,r) __asm __volatile("ssm %1,%0": "=r" (r): "i" (v)) 88 1.1.2.2 jdolecek #define rsm(v,r) __asm __volatile("rsm %1,%0": "=r" (r): "i" (v)) 89 1.1.2.2 jdolecek 90 1.1.2.2 jdolecek /* Move to system mask. Old value of system mask is returned. */ 91 1.1.2.2 jdolecek static __inline register_t mtsm(register_t mask) { 92 1.1.2.2 jdolecek register_t ret; 93 1.1.2.2 jdolecek __asm __volatile("ssm 0,%0\n\t" 94 1.1.2.2 jdolecek "mtsm %1": "=&r" (ret) : "r" (mask)); 95 1.1.2.2 jdolecek return ret; 96 1.1.2.2 jdolecek } 97 1.1.2.2 jdolecek 98 1.1.2.2 jdolecek static __inline register_t get_psw(void) 99 1.1.2.2 jdolecek { 100 1.1.2.2 jdolecek register_t ret; 101 1.1.2.2 jdolecek __asm __volatile("break %1, %2\n\tcopy %%ret0, %0" : "=r" (ret) 102 1.1.2.2 jdolecek : "i" (HPPA_BREAK_KERNEL), "i" (HPPA_BREAK_GET_PSW) 103 1.1.2.2 jdolecek : "r28"); 104 1.1.2.2 jdolecek return ret; 105 1.1.2.2 jdolecek } 106 1.1.2.2 jdolecek 107 1.1.2.2 jdolecek static __inline register_t set_psw(register_t psw) 108 1.1.2.2 jdolecek { 109 1.1.2.2 jdolecek register_t ret; 110 1.1.2.2 jdolecek __asm __volatile("copy %0, %%arg0\n\tbreak %1, %2\n\tcopy %%ret0, %0" 111 1.1.2.2 jdolecek : "=r" (ret) 112 1.1.2.2 jdolecek : "i" (HPPA_BREAK_KERNEL), "i" (HPPA_BREAK_SET_PSW), "0" (psw) 113 1.1.2.2 jdolecek : "r26", "r28"); 114 1.1.2.2 jdolecek return ret; 115 1.1.2.2 jdolecek } 116 1.1.2.2 jdolecek 117 1.1.2.2 jdolecek 118 1.1.2.2 jdolecek #define fdce(sp,off) __asm __volatile("fdce 0(%0,%1)":: "i" (sp), "r" (off)) 119 1.1.2.2 jdolecek #define fice(sp,off) __asm __volatile("fice 0(%0,%1)":: "i" (sp), "r" (off)) 120 1.1.2.2 jdolecek #define sync_caches() \ 121 1.1.2.2 jdolecek __asm __volatile("sync\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop\n\tnop") 122 1.1.2.2 jdolecek 123 1.1.2.2 jdolecek static __inline void 124 1.1.2.2 jdolecek iitlba(u_int pg, pa_space_t sp, vaddr_t va) 125 1.1.2.2 jdolecek { 126 1.1.2.2 jdolecek mtsp(sp, 1); 127 1.1.2.2 jdolecek __asm volatile("iitlba %0,(%%sr1, %1)":: "r" (pg), "r" (va)); 128 1.1.2.2 jdolecek } 129 1.1.2.2 jdolecek 130 1.1.2.2 jdolecek static __inline void 131 1.1.2.2 jdolecek idtlba(u_int pg, pa_space_t sp, vaddr_t va) 132 1.1.2.2 jdolecek { 133 1.1.2.2 jdolecek mtsp(sp, 1); 134 1.1.2.2 jdolecek __asm volatile("idtlba %0,(%%sr1, %1)":: "r" (pg), "r" (va)); 135 1.1.2.2 jdolecek } 136 1.1.2.2 jdolecek 137 1.1.2.2 jdolecek static __inline void 138 1.1.2.2 jdolecek iitlbp(u_int prot, pa_space_t sp, vaddr_t va) 139 1.1.2.2 jdolecek { 140 1.1.2.2 jdolecek mtsp(sp, 1); 141 1.1.2.2 jdolecek __asm volatile("iitlbp %0,(%%sr1, %1)":: "r" (prot), "r" (va)); 142 1.1.2.2 jdolecek } 143 1.1.2.2 jdolecek 144 1.1.2.2 jdolecek static __inline void 145 1.1.2.2 jdolecek idtlbp(u_int prot, pa_space_t sp, vaddr_t va) 146 1.1.2.2 jdolecek { 147 1.1.2.2 jdolecek mtsp(sp, 1); 148 1.1.2.2 jdolecek __asm volatile("idtlbp %0,(%%sr1, %1)":: "r" (prot), "r" (va)); 149 1.1.2.2 jdolecek } 150 1.1.2.2 jdolecek 151 1.1.2.2 jdolecek static __inline void 152 1.1.2.2 jdolecek pitlb(pa_space_t sp, vaddr_t va) 153 1.1.2.2 jdolecek { 154 1.1.2.2 jdolecek mtsp(sp, 1); 155 1.1.2.2 jdolecek __asm volatile("pitlb %%r0(%%sr1, %0)":: "r" (va)); 156 1.1.2.2 jdolecek } 157 1.1.2.2 jdolecek 158 1.1.2.2 jdolecek static __inline void 159 1.1.2.2 jdolecek pdtlb(pa_space_t sp, vaddr_t va) 160 1.1.2.2 jdolecek { 161 1.1.2.2 jdolecek mtsp(sp, 1); 162 1.1.2.2 jdolecek __asm volatile("pdtlb %%r0(%%sr1, %0)":: "r" (va)); 163 1.1.2.2 jdolecek } 164 1.1.2.2 jdolecek 165 1.1.2.2 jdolecek static __inline void 166 1.1.2.2 jdolecek pitlbe(pa_space_t sp, vaddr_t va) 167 1.1.2.2 jdolecek { 168 1.1.2.2 jdolecek mtsp(sp, 1); 169 1.1.2.2 jdolecek __asm volatile("pitlbe %%r0(%%sr1, %0)":: "r" (va)); 170 1.1.2.2 jdolecek } 171 1.1.2.2 jdolecek 172 1.1.2.2 jdolecek static __inline void 173 1.1.2.2 jdolecek pdtlbe(pa_space_t sp, vaddr_t va) 174 1.1.2.2 jdolecek { 175 1.1.2.2 jdolecek mtsp(sp, 1); 176 1.1.2.2 jdolecek __asm volatile("pdtlbe %%r0(%%sr1, %0)":: "r" (va)); 177 1.1.2.2 jdolecek } 178 1.1.2.2 jdolecek 179 1.1.2.2 jdolecek #ifdef _KERNEL 180 1.1.2.2 jdolecek void ficache __P((pa_space_t sp, vaddr_t va, vsize_t size)); 181 1.1.2.2 jdolecek void fdcache __P((pa_space_t sp, vaddr_t va, vsize_t size)); 182 1.1.2.2 jdolecek void pdcache __P((pa_space_t sp, vaddr_t va, vsize_t size)); 183 1.1.2.2 jdolecek void fcacheall __P((void)); 184 1.1.2.2 jdolecek void ptlball __P((void)); 185 1.1.2.2 jdolecek int btlb_insert __P((pa_space_t space, vaddr_t va, paddr_t pa, 186 1.1.2.2 jdolecek vsize_t *lenp, u_int prot)); 187 1.1.2.2 jdolecek hppa_hpa_t cpu_gethpa __P((int n)); 188 1.1.2.2 jdolecek 189 1.1.2.2 jdolecek /* 190 1.1.2.2 jdolecek * These flush or purge the data cache for a item whose total 191 1.1.2.2 jdolecek * size is <= the size of a data cache line, however they don't 192 1.1.2.2 jdolecek * check this constraint. 193 1.1.2.2 jdolecek */ 194 1.1.2.2 jdolecek static __inline void 195 1.1.2.2 jdolecek fdcache_small(pa_space_t sp, vaddr_t va, vsize_t size) 196 1.1.2.2 jdolecek { 197 1.1.2.2 jdolecek __asm volatile( 198 1.1.2.2 jdolecek " mtsp %0,%%sr1 \n" 199 1.1.2.2 jdolecek " fdc %%r0(%%sr1, %1) \n" 200 1.1.2.2 jdolecek " fdc %2(%%sr1, %1) \n" 201 1.1.2.2 jdolecek " sync \n" 202 1.1.2.2 jdolecek " syncdma \n" 203 1.1.2.2 jdolecek : 204 1.1.2.2 jdolecek : "r" (sp), "r" (va), "r" (size - 1)); 205 1.1.2.2 jdolecek } 206 1.1.2.2 jdolecek static __inline void 207 1.1.2.2 jdolecek pdcache_small(pa_space_t sp, vaddr_t va, vsize_t size) 208 1.1.2.2 jdolecek { 209 1.1.2.2 jdolecek __asm volatile( 210 1.1.2.2 jdolecek " mtsp %0,%%sr1 \n" 211 1.1.2.2 jdolecek " pdc %%r0(%%sr1, %1) \n" 212 1.1.2.2 jdolecek " pdc %2(%%sr1, %1) \n" 213 1.1.2.2 jdolecek " sync \n" 214 1.1.2.2 jdolecek " syncdma \n" 215 1.1.2.2 jdolecek : 216 1.1.2.2 jdolecek : "r" (sp), "r" (va), "r" (size - 1)); 217 1.1.2.2 jdolecek } 218 1.1.2.2 jdolecek 219 1.1.2.2 jdolecek #endif /* _KERNEL */ 220 1.1.2.2 jdolecek 221 1.1.2.2 jdolecek #endif /* _HPPA_CPUFUNC_H_ */ 222
Indexes created Thu Oct 23 22:10:10 GMT 2025