diff options
| author | Jordan K. Hubbard <jkh@FreeBSD.org> | 1994-11-08 05:42:10 +0000 |
|---|---|---|
| committer | Jordan K. Hubbard <jkh@FreeBSD.org> | 1994-11-08 05:42:10 +0000 |
| commit | 6febd9aaf597f9e99b6f6461859866c486c37b3c (patch) | |
| tree | 99356320cb9a1888ff408c86f4791414b7b57845 | |
| parent | 5755e2597a2c7377c7e29e67c650a59dd116ab48 (diff) | |
Notes
| -rw-r--r-- | sys/dev/fdc/fdc.c | 22 | ||||
| -rw-r--r-- | sys/i386/isa/fd.c | 22 | ||||
| -rw-r--r-- | sys/isa/fd.c | 22 |
3 files changed, 63 insertions, 3 deletions
diff --git a/sys/dev/fdc/fdc.c b/sys/dev/fdc/fdc.c index 8315344457a3..f5abb9b8c6d9 100644 --- a/sys/dev/fdc/fdc.c +++ b/sys/dev/fdc/fdc.c @@ -40,7 +40,7 @@ * SUCH DAMAGE. * * from: @(#)fd.c 7.4 (Berkeley) 5/25/91 - * $Id: fd.c,v 1.38 1994/10/27 20:44:46 jkh Exp $ + * $Id: fd.c,v 1.40 1994/11/02 09:08:40 jkh Exp $ * */ @@ -700,6 +700,7 @@ Fdopen(dev, flags) fdu_t fdu = FDUNIT(minor(dev)); int type = FDTYPE(minor(dev)); fdc_p fdc; + int st3; #if NFT > 0 /* check for a tape open */ @@ -764,6 +765,25 @@ Fdopen(dev, flags) } } } + + /* select it */ + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNON); + + if (flags & FWRITE) { + /* Check to make sure the diskette */ + /* is writable */ + out_fdc(fdc->fdcu, NE7CMD_SENSED); + out_fdc(fdc->fdcu, fdu); + st3 = in_fdc(fdc->fdcu); + if(st3 & NE7_ST3_WP) { + printf("fd%d: Floppy not writable\n", fdu); + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + return(EPERM); + } + } + + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + fd_data[fdu].ft = fd_types + type - 1; fd_data[fdu].flags |= FD_OPEN; diff --git a/sys/i386/isa/fd.c b/sys/i386/isa/fd.c index 8315344457a3..f5abb9b8c6d9 100644 --- a/sys/i386/isa/fd.c +++ b/sys/i386/isa/fd.c @@ -40,7 +40,7 @@ * SUCH DAMAGE. * * from: @(#)fd.c 7.4 (Berkeley) 5/25/91 - * $Id: fd.c,v 1.38 1994/10/27 20:44:46 jkh Exp $ + * $Id: fd.c,v 1.40 1994/11/02 09:08:40 jkh Exp $ * */ @@ -700,6 +700,7 @@ Fdopen(dev, flags) fdu_t fdu = FDUNIT(minor(dev)); int type = FDTYPE(minor(dev)); fdc_p fdc; + int st3; #if NFT > 0 /* check for a tape open */ @@ -764,6 +765,25 @@ Fdopen(dev, flags) } } } + + /* select it */ + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNON); + + if (flags & FWRITE) { + /* Check to make sure the diskette */ + /* is writable */ + out_fdc(fdc->fdcu, NE7CMD_SENSED); + out_fdc(fdc->fdcu, fdu); + st3 = in_fdc(fdc->fdcu); + if(st3 & NE7_ST3_WP) { + printf("fd%d: Floppy not writable\n", fdu); + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + return(EPERM); + } + } + + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + fd_data[fdu].ft = fd_types + type - 1; fd_data[fdu].flags |= FD_OPEN; diff --git a/sys/isa/fd.c b/sys/isa/fd.c index 8315344457a3..f5abb9b8c6d9 100644 --- a/sys/isa/fd.c +++ b/sys/isa/fd.c @@ -40,7 +40,7 @@ * SUCH DAMAGE. * * from: @(#)fd.c 7.4 (Berkeley) 5/25/91 - * $Id: fd.c,v 1.38 1994/10/27 20:44:46 jkh Exp $ + * $Id: fd.c,v 1.40 1994/11/02 09:08:40 jkh Exp $ * */ @@ -700,6 +700,7 @@ Fdopen(dev, flags) fdu_t fdu = FDUNIT(minor(dev)); int type = FDTYPE(minor(dev)); fdc_p fdc; + int st3; #if NFT > 0 /* check for a tape open */ @@ -764,6 +765,25 @@ Fdopen(dev, flags) } } } + + /* select it */ + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNON); + + if (flags & FWRITE) { + /* Check to make sure the diskette */ + /* is writable */ + out_fdc(fdc->fdcu, NE7CMD_SENSED); + out_fdc(fdc->fdcu, fdu); + st3 = in_fdc(fdc->fdcu); + if(st3 & NE7_ST3_WP) { + printf("fd%d: Floppy not writable\n", fdu); + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + return(EPERM); + } + } + + set_motor(fdc->fdcu, fd_data[fdu].fdsu, TURNOFF); + fd_data[fdu].ft = fd_types + type - 1; fd_data[fdu].flags |= FD_OPEN; |