fdc.c (25d01e95275c80d4965cd441ad451b9410bfe886) fdc.c (49ff4debd3d4c155448b2b4e3b95b17d9eb575ed)
1/*
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Don Ahn.
7 *
8 * Libretto PCMCIA floppy support by David Horwitt (dhorwitt@ucsd.edu)

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42 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
43 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
45 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
46 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47 * SUCH DAMAGE.
48 *
49 * from: @(#)fd.c 7.4 (Berkeley) 5/25/91
1/*
2 * Copyright (c) 1990 The Regents of the University of California.
3 * All rights reserved.
4 *
5 * This code is derived from software contributed to Berkeley by
6 * Don Ahn.
7 *
8 * Libretto PCMCIA floppy support by David Horwitt (dhorwitt@ucsd.edu)

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42 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
43 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
44 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
45 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
46 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
47 * SUCH DAMAGE.
48 *
49 * from: @(#)fd.c 7.4 (Berkeley) 5/25/91
50 * $Id: fd.c,v 1.150 1999/07/29 01:02:55 mdodd Exp $
50 * $Id: fd.c,v 1.151 1999/07/29 11:27:33 joerg Exp $
51 *
52 */
53
54#include "fd.h"
55#include "opt_devfs.h"
56#include "opt_fdc.h"
57
58#if NFDC > 0

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2212 bp->b_blkno = (finfo->cyl * (fd->ft->sectrac * fd->ft->heads)
2213 + finfo->head * fd->ft->sectrac) * fdblk / DEV_BSIZE;
2214
2215 bp->b_bcount = sizeof(struct fd_idfield_data) * finfo->fd_formb_nsecs;
2216 bp->b_data = (caddr_t)finfo;
2217
2218 /* now do the format */
2219 bp->b_dev = dev;
51 *
52 */
53
54#include "fd.h"
55#include "opt_devfs.h"
56#include "opt_fdc.h"
57
58#if NFDC > 0

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2212 bp->b_blkno = (finfo->cyl * (fd->ft->sectrac * fd->ft->heads)
2213 + finfo->head * fd->ft->sectrac) * fdblk / DEV_BSIZE;
2214
2215 bp->b_bcount = sizeof(struct fd_idfield_data) * finfo->fd_formb_nsecs;
2216 bp->b_data = (caddr_t)finfo;
2217
2218 /* now do the format */
2219 bp->b_dev = dev;
2220 fdstrategy(bp);
2220 BUF_STRATEGY(bp, 0);
2221
2222 /* ...and wait for it to complete */
2223 s = splbio();
2224 while(!(bp->b_flags & B_DONE)) {
2225 rv = tsleep((caddr_t)bp, PRIBIO, "fdform", 20 * hz);
2226 if (rv == EWOULDBLOCK)
2227 break;
2228 }

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2272 case DIOCGDINFO:
2273 bzero(buffer, sizeof (buffer));
2274 dl = (struct disklabel *)buffer;
2275 dl->d_secsize = fdblk;
2276 fdt = fd->ft;
2277 dl->d_secpercyl = fdt->size / fdt->tracks;
2278 dl->d_type = DTYPE_FLOPPY;
2279
2221
2222 /* ...and wait for it to complete */
2223 s = splbio();
2224 while(!(bp->b_flags & B_DONE)) {
2225 rv = tsleep((caddr_t)bp, PRIBIO, "fdform", 20 * hz);
2226 if (rv == EWOULDBLOCK)
2227 break;
2228 }

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2272 case DIOCGDINFO:
2273 bzero(buffer, sizeof (buffer));
2274 dl = (struct disklabel *)buffer;
2275 dl->d_secsize = fdblk;
2276 fdt = fd->ft;
2277 dl->d_secpercyl = fdt->size / fdt->tracks;
2278 dl->d_type = DTYPE_FLOPPY;
2279
2280 if (readdisklabel(dkmodpart(dev, RAW_PART), fdstrategy, dl)
2280 if (readdisklabel(dkmodpart(dev, RAW_PART), dl)
2281 == NULL)
2282 error = 0;
2283 else
2284 error = EINVAL;
2285
2286 *(struct disklabel *)addr = *dl;
2287 break;
2288

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2303 }
2304
2305 dl = (struct disklabel *)addr;
2306
2307 if ((error = setdisklabel((struct disklabel *)buffer, dl,
2308 (u_long)0)) != 0)
2309 break;
2310
2281 == NULL)
2282 error = 0;
2283 else
2284 error = EINVAL;
2285
2286 *(struct disklabel *)addr = *dl;
2287 break;
2288

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2303 }
2304
2305 dl = (struct disklabel *)addr;
2306
2307 if ((error = setdisklabel((struct disklabel *)buffer, dl,
2308 (u_long)0)) != 0)
2309 break;
2310
2311 error = writedisklabel(dev, fdstrategy,
2312 (struct disklabel *)buffer);
2311 error = writedisklabel(dev, (struct disklabel *)buffer);
2313 break;
2314 case FD_FORM:
2315 if ((flag & FWRITE) == 0)
2316 error = EBADF; /* must be opened for writing */
2317 else if (((struct fd_formb *)addr)->format_version !=
2318 FD_FORMAT_VERSION)
2319 error = EINVAL; /* wrong version of formatting prog */
2320 else

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2313 case FD_FORM:
2314 if ((flag & FWRITE) == 0)
2315 error = EBADF; /* must be opened for writing */
2316 else if (((struct fd_formb *)addr)->format_version !=
2317 FD_FORMAT_VERSION)
2318 error = EINVAL; /* wrong version of formatting prog */
2319 else

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