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head/share/man/man4/fdc.4
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| .\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | .\" NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, | ||||
| .\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | .\" DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY | ||||
| .\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | .\" THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT | ||||
| .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | .\" (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF | ||||
| .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | .\" THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. | ||||
| .\" | .\" | ||||
| .\" $FreeBSD$ | .\" $FreeBSD$ | ||||
| .\" | .\" | ||||
| .Dd May 11, 2006 | .Dd April 7, 2017 | ||||
| .Dt FDC 4 | .Dt FDC 4 | ||||
| .Os | .Os | ||||
| .Sh NAME | .Sh NAME | ||||
| .Nm fdc | .Nm fdc | ||||
| .Nd "PC architecture floppy disk controller driver" | .Nd "PC architecture floppy disk controller driver" | ||||
| .Sh SYNOPSIS | .Sh SYNOPSIS | ||||
| .Cd device fdc | .Cd device fdc | ||||
| .Pp | .Pp | ||||
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| this one is read-only. | this one is read-only. | ||||
| .El | .El | ||||
| .It Dv FD_SOPTS | .It Dv FD_SOPTS | ||||
| Set device options, see above for their meaning. | Set device options, see above for their meaning. | ||||
| Third argument is a | Third argument is a | ||||
| pointer to | pointer to | ||||
| .Vt int . | .Vt int . | ||||
| Drive options will always be cleared when closing the descriptor. | Drive options will always be cleared when closing the descriptor. | ||||
| .It Dv FD_DEBUG | |||||
| Set the driver debug level. | |||||
| Third argument is a pointer to | |||||
| .Vt int , | |||||
| level 0 turns off all debugging. | |||||
| Only applicable if the driver has | |||||
| been configured with | |||||
| .Cd "options FDC_DEBUG" . | |||||
| .It Dv FD_CLRERR | .It Dv FD_CLRERR | ||||
| Clear the internal low-level error counter. | Clear the internal low-level error counter. | ||||
| Normally, controller-level | Normally, controller-level | ||||
| I/O errors are only logged up to | I/O errors are only logged up to | ||||
| .Dv FDC_ERRMAX | .Dv FDC_ERRMAX | ||||
| errors (currently defined to 100). | errors (currently defined to 100). | ||||
| This command resets the counter. | This command resets the counter. | ||||
| Requires superuser privileges. | Requires superuser privileges. | ||||
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