dae67d677c
fdutil.c so it can be used elsewhere.
81 lines
2.7 KiB
C
81 lines
2.7 KiB
C
/*
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* Copyright (c) 2001 Joerg Wunsch
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*
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE DEVELOPERS ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE DEVELOPERS BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#include <sys/types.h>
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#include <sys/fdcio.h>
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#include <stdio.h>
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#include <string.h>
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#include <dev/ic/nec765.h>
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#include "fdutil.h"
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void
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printstatus(struct fdc_status *fdcsp, int terse)
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{
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char msgbuf[100];
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if (!terse)
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fprintf(stderr,
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"\nFDC status ST0=%#x ST1=%#x ST2=%#x C=%u H=%u R=%u N=%u:\n",
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fdcsp->status[0] & 0xff,
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fdcsp->status[1] & 0xff,
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fdcsp->status[2] & 0xff,
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fdcsp->status[3] & 0xff,
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fdcsp->status[4] & 0xff,
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fdcsp->status[5] & 0xff,
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fdcsp->status[6] & 0xff);
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if ((fdcsp->status[0] & NE7_ST0_IC_RC) != NE7_ST0_IC_AT) {
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sprintf(msgbuf, "unexcpted interrupt code %#x",
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fdcsp->status[0] & NE7_ST0_IC_RC);
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} else {
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strcpy(msgbuf, "unexpected error code in ST1/ST2");
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if (fdcsp->status[1] & NE7_ST1_EN)
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strcpy(msgbuf, "end of cylinder (wrong format)");
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else if (fdcsp->status[1] & NE7_ST1_DE) {
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if (fdcsp->status[2] & NE7_ST2_DD)
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strcpy(msgbuf, "CRC error in data field");
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else
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strcpy(msgbuf, "CRC error in ID field");
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} else if (fdcsp->status[1] & NE7_ST1_MA) {
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if (fdcsp->status[2] & NE7_ST2_MD)
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strcpy(msgbuf, "no address mark in data field");
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else
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strcpy(msgbuf, "no address mark in ID field");
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} else if (fdcsp->status[2] & NE7_ST2_WC)
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strcpy(msgbuf, "wrong cylinder (format mismatch)");
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else if (fdcsp->status[1] & NE7_ST1_ND)
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strcpy(msgbuf, "no data (sector not found)");
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}
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fputs(msgbuf, stderr);
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}
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