mirror of https://github.com/crash-utility/crash
115 lines
2.2 KiB
C
115 lines
2.2 KiB
C
/* s390_dump.c - core analysis suite
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*
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* Copyright (C) 2001, 2002 Mission Critical Linux, Inc.
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* Copyright (C) 2002, 2003, 2004, 2005, 2006 David Anderson
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* Copyright (C) 2002, 2003, 2004, 2005, 2006 Red Hat, Inc. All rights reserved.
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* Copyright (C) 2005 Michael Holzheu, IBM Corporation
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#include "defs.h"
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//#include <asm/page.h>
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#include "ibm_common.h"
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static FILE * s390_file;
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int
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is_s390_dump(char *file)
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{
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FILE* fh;
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long long int magic;
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size_t items ATTRIBUTE_UNUSED;
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int rc;
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fh = fopen(file,"r");
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if (fh == NULL) {
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error(INFO, "is_s390_dump: cannot open %s: %s\n", file);
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return FALSE;
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}
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items = fread(&magic, sizeof(magic), 1,fh);
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if(magic == 0xa8190173618f23fdLL)
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rc = TRUE;
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else
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rc = FALSE;
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fclose(fh);
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return rc;
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}
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FILE*
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s390_dump_init(char *file)
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{
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if ((s390_file = fopen(file, "r+")) == NULL) {
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if ((s390_file = fopen(file, "r")) == NULL)
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return NULL;
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}
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return s390_file;
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}
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int
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read_s390_dumpfile(int fd, void *bufptr, int cnt, ulong addr, physaddr_t paddr)
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{
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paddr += S390_DUMP_HEADER_SIZE;
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if (fseek(s390_file, (ulong)paddr, SEEK_SET) != 0)
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return SEEK_ERROR;
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if (fread(bufptr, 1 , cnt, s390_file) != cnt)
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return READ_ERROR;
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return 0;
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}
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int
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write_s390_dumpfile(int fd, void *bufptr, int cnt, ulong addr, physaddr_t paddr)
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{
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return WRITE_ERROR;
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}
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#define S390_PAGE_SHIFT 12
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#define S390_PAGE_SIZE (1UL << S390_PAGE_SHIFT)
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uint
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s390_page_size(void)
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{
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return S390_PAGE_SIZE;
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}
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int
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s390_memory_used(void)
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{
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return 0;
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}
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int
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s390_free_memory(void)
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{
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return 0;
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}
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int
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s390_memory_dump(FILE *fp)
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{
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return 0;
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}
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ulong
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get_s390_panic_task(void)
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{
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return BADVAL;
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}
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void
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get_s390_panicmsg(char *buf)
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{
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return;
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}
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