diff options
author | Marco S Hyman <marc@cvs.openbsd.org> | 2004-04-28 01:37:13 +0000 |
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committer | Marco S Hyman <marc@cvs.openbsd.org> | 2004-04-28 01:37:13 +0000 |
commit | 07d242fedc1f6c5f4c3c50d3fcf775c98db67053 (patch) | |
tree | 1166811bf4ce994635e72f362726d5c06c916b02 | |
parent | 175a5890da1fc943fb85ed8895c055977ae6949d (diff) |
remove dup file kvm_amd64 should be used.
OK deraadt@
-rw-r--r-- | lib/libkvm/kvm_x86_64.c | 209 |
1 files changed, 0 insertions, 209 deletions
diff --git a/lib/libkvm/kvm_x86_64.c b/lib/libkvm/kvm_x86_64.c deleted file mode 100644 index b1b4b93046d..00000000000 --- a/lib/libkvm/kvm_x86_64.c +++ /dev/null @@ -1,209 +0,0 @@ -/* $OpenBSD: kvm_x86_64.c,v 1.1 2004/01/28 01:51:40 mickey Exp $ */ -/* $NetBSD: kvm_x86_64.c,v 1.3 2002/06/05 22:01:55 fvdl Exp $ */ - -/*- - * Copyright (c) 1989, 1992, 1993 - * The Regents of the University of California. All rights reserved. - * - * This code is derived from software developed by the Computer Systems - * Engineering group at Lawrence Berkeley Laboratory under DARPA contract - * BG 91-66 and contributed to Berkeley. - * - * Redistribution and use in source and binary forms, with or without - * modification, are permitted provided that the following conditions - * are met: - * 1. Redistributions of source code must retain the above copyright - * notice, this list of conditions and the following disclaimer. - * 2. Redistributions in binary form must reproduce the above copyright - * notice, this list of conditions and the following disclaimer in the - * documentation and/or other materials provided with the distribution. - * 3. All advertising materials mentioning features or use of this software - * must display the following acknowledgement: - * This product includes software developed by the University of - * California, Berkeley and its contributors. - * 4. Neither the name of the University nor the names of its contributors - * may be used to endorse or promote products derived from this software - * without specific prior written permission. - * - * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND - * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE - * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE - * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE - * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL - * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS - * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) - * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT - * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY - * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF - * SUCH DAMAGE. - */ - -#include <sys/cdefs.h> - -/* - * x86-64 machine dependent routines for kvm. - */ - -#include <sys/param.h> -#include <sys/user.h> -#include <sys/proc.h> -#include <sys/stat.h> -#include <sys/kcore.h> -#include <machine/kcore.h> -#include <stdlib.h> -#include <unistd.h> -#include <nlist.h> -#include <kvm.h> - -#include <uvm/uvm_extern.h> - -#include <limits.h> -#include <db.h> - -#include "kvm_private.h" - -#include <machine/pmap.h> -#include <machine/pte.h> -#include <machine/vmparam.h> - -void -_kvm_freevtop(kd) - kvm_t *kd; -{ - - /* Not actually used for anything right now, but safe. */ - if (kd->vmst != 0) - free(kd->vmst); -} - -/*ARGSUSED*/ -int -_kvm_initvtop(kd) - kvm_t *kd; -{ - - return (0); -} - -/* - * Translate a kernel virtual address to a physical address. - */ -int -_kvm_kvatop(kd, va, pa) - kvm_t *kd; - u_long va; - u_long *pa; -{ - cpu_kcore_hdr_t *cpu_kh; - u_long page_off; - pd_entry_t pde; - pt_entry_t pte; - paddr_t pde_pa, pte_pa; - - if (ISALIVE(kd)) { - _kvm_err(kd, 0, "vatop called in live kernel!"); - return (0); - } - - cpu_kh = kd->cpu_data; - page_off = va & PGOFSET; - - /* - * Find and read all entries to get to the pa. - */ - - /* - * Level 4. - */ - pde_pa = cpu_kh->ptdpaddr + (pl4_i(va) * sizeof(pd_entry_t)); - if (pread(kd->pmfd, (void *)&pde, sizeof(pde), - _kvm_pa2off(kd, pde_pa)) != sizeof(pde)) { - _kvm_syserr(kd, 0, "could not read PT level 4 entry"); - goto lose; - } - if ((pde & PG_V) == 0) { - _kvm_err(kd, 0, "invalid translation (invalid level 4 PDE)"); - goto lose; - } - - /* - * Level 3. - */ - pde_pa = (pde_pa + PG_FRAME) + (pl3_i(va) * sizeof(pd_entry_t)); - if (pread(kd->pmfd, (void *)&pde, sizeof(pde), - _kvm_pa2off(kd, pde_pa)) != sizeof(pde)) { - _kvm_syserr(kd, 0, "could not read PT level 3 entry"); - goto lose; - } - if ((pde & PG_V) == 0) { - _kvm_err(kd, 0, "invalid translation (invalid level 3 PDE)"); - goto lose; - } - - /* - * Level 2. - */ - pde_pa = (pde_pa & PG_FRAME) + (pl2_i(va) * sizeof(pd_entry_t)); - if (pread(kd->pmfd, (void *)&pde, sizeof(pde), - _kvm_pa2off(kd, pde_pa)) != sizeof(pde)) { - _kvm_syserr(kd, 0, "could not read PT level 2 entry"); - goto lose; - } - if ((pde & PG_V) == 0) { - _kvm_err(kd, 0, "invalid translation (invalid level 2 PDE)"); - goto lose; - } - - - /* - * Level 1. - */ - pte_pa = (pde_pa & PG_FRAME) + (pl1_i(va) * sizeof(pt_entry_t)); - if (pread(kd->pmfd, (void *) &pte, sizeof(pte), - _kvm_pa2off(kd, pte_pa)) != sizeof(pte)) { - _kvm_syserr(kd, 0, "could not read PTE"); - goto lose; - } - /* - * Validate the PTE and return the physical address. - */ - if ((pte & PG_V) == 0) { - _kvm_err(kd, 0, "invalid translation (invalid PTE)"); - goto lose; - } - *pa = (pte & PG_FRAME) + page_off; - return (int)(NBPG - page_off); - - lose: - *pa = (u_long)~0L; - return (0); -} - -/* - * Translate a physical address to a file-offset in the crash dump. - */ -off_t -_kvm_pa2off(kd, pa) - kvm_t *kd; - u_long pa; -{ - cpu_kcore_hdr_t *cpu_kh; - phys_ram_seg_t *ramsegs; - off_t off; - int i; - - cpu_kh = kd->cpu_data; - ramsegs = (void *)((char *)(void *)cpu_kh + ALIGN(sizeof *cpu_kh)); - - off = 0; - for (i = 0; i < cpu_kh->nmemsegs; i++) { - if (pa >= ramsegs[i].start && - (pa - ramsegs[i].start) < ramsegs[i].size) { - off += (pa - ramsegs[i].start); - break; - } - off += ramsegs[i].size; - } - - return (kd->dump_off + off); -} |