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Diffstat (limited to 'lib/libkvm/kvm_vax.c')
| -rw-r--r-- | lib/libkvm/kvm_vax.c | 123 |
1 files changed, 0 insertions, 123 deletions
diff --git a/lib/libkvm/kvm_vax.c b/lib/libkvm/kvm_vax.c deleted file mode 100644 index 24ce958af55..00000000000 --- a/lib/libkvm/kvm_vax.c +++ /dev/null @@ -1,123 +0,0 @@ -/* $OpenBSD: kvm_vax.c,v 1.15 2013/11/01 15:57:56 deraadt Exp $ */ -/* $NetBSD: kvm_vax.c,v 1.3 1996/03/18 22:34:06 thorpej Exp $ */ - -/*- - * Copyright (c) 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. 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. - */ - -/* - * VAX machine dependent routines for kvm. Hopefully, the forthcoming - * vm code will one day obsolete this module. - */ - -#include <sys/param.h> -#include <sys/proc.h> -#include <sys/stat.h> -#include <sys/kcore.h> -#include <unistd.h> -#include <stdlib.h> -#include <nlist.h> -#include <kvm.h> - -#include <uvm/uvm_extern.h> -#include <machine/vmparam.h> -#include <machine/kcore.h> -#include <machine/pmap.h> -#include <machine/pte.h> - -#include <limits.h> -#include <db.h> - -#include "kvm_private.h" - -void -_kvm_freevtop(kvm_t *kd) -{ -} - -int -_kvm_initvtop(kvm_t *kd) -{ - return (0); -} - -/* - * Translate a kernel virtual address to a physical address using the - * mapping information in kd->vm. Returns the result in pa, and returns - * the number of bytes that are contiguously available from this - * physical address. This routine is used only for crashdumps. - */ -int -_kvm_kvatop(kvm_t *kd, u_long va, paddr_t *pa) -{ - paddr_t ofs; - u_long pteaddr; - pt_entry_t pte; - cpu_kcore_hdr_t *cpu_kh; - - if (ISALIVE(kd)) { - _kvm_err(kd, 0, "vatop called in live kernel!"); - return (0); - } - - if (va < (u_long)KERNBASE) { - _kvm_err(kd, 0, "invalid address (%lx<%lx)", va, KERNBASE); - return (0); - } - - /* read pte from Sysmap */ - cpu_kh = kd->cpu_data; - pteaddr = (cpu_kh->sysmap - KERNBASE) + - PG_PFNUM(va) * sizeof(pt_entry_t); - if (_kvm_pread(kd, kd->pmfd, (char *)&pte, sizeof(pte), - (off_t)_kvm_pa2off(kd, pteaddr)) < 0) { - _kvm_err(kd, 0, "invalid address (%lx)", va); - return (0); - } - if ((pte & PG_V) == 0) { - _kvm_err(kd, 0, "invalid pte %lx (address %lx)", pte, va); - return (0); - } - - ofs = va & (kd->nbpg - 1); - *pa = ((pte & PG_FRAME) << VAX_PGSHIFT) | ofs; - return (int)(kd->nbpg - ofs); -} - -/* - * Translate a physical address to an offset in the crash dump. - */ -off_t -_kvm_pa2off(kvm_t *kd, paddr_t pa) -{ - return (kd->dump_off + pa); -} |