1 /* $OpenBSD: kvm_powerpc64.c,v 1.1 2020/06/28 09:46:58 kettenis Exp $ */ 2 3 /* 4 * Copyright (c) 2007 Miodrag Vallat. 5 * 6 * Permission to use, copy, modify, and distribute this software for any 7 * purpose with or without fee is hereby granted, provided that the above 8 * copyright notice, this permission notice, and the disclaimer below 9 * appear in all copies. 10 * 11 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 12 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 13 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 14 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 15 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 16 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 17 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 18 */ 19 20 #include <sys/param.h> 21 #include <sys/core.h> 22 #include <sys/kcore.h> 23 #include <sys/vnode.h> 24 25 #include <unistd.h> 26 #include <stdlib.h> 27 #include <nlist.h> 28 #include <kvm.h> 29 30 #include <db.h> 31 32 #include "kvm_private.h" 33 34 #include <machine/cpu.h> 35 #include <machine/kcore.h> 36 #include <machine/pte.h> 37 #include <machine/vmparam.h> 38 39 void 40 _kvm_freevtop(kvm_t *kd) 41 { 42 } 43 44 int 45 _kvm_initvtop(kvm_t *kd) 46 { 47 return (0); 48 } 49 50 /* 51 * Translate a kernel virtual address to a physical address by walking 52 * the kernel page tables. 53 */ 54 int 55 _kvm_kvatop(kvm_t *kd, u_long va, paddr_t *pa) 56 { 57 if (ISALIVE(kd)) { 58 _kvm_err(kd, 0, "vatop called in live kernel!"); 59 return (0); 60 } 61 62 _kvm_err(kd, 0, "%s not yet implemented", __func__); 63 *pa = (paddr_t)-1; 64 return (0); 65 } 66 67 /* 68 * Translate a physical address to a file offset in the crash dump. 69 */ 70 off_t 71 _kvm_pa2off(kvm_t *kd, paddr_t pa) 72 { 73 _kvm_err(kd, 0, "%s not yet implemented", __func__); 74 return (0); 75 } 76