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unused function removed (byte_1284_inbyte)

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This commit is contained in:
Nicolas Souchu 1998-09-13 20:44:55 +00:00
parent 02bc6ef2c8
commit bf492ef4c8
1 changed files with 1 additions and 34 deletions
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35
sys/dev/ppbus/ppb_1284.c
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@ -23,7 +23,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: ppb_1284.c,v 1.4 1998/08/03 19:14:31 msmith Exp $
* $Id: ppb_1284.c,v 1.5 1998/09/13 18:26:26 nsouch Exp $
*
*/
@ -61,39 +61,6 @@ do_1284_wait(struct ppb_device *dev, char mask, char status)
#define nibble2char(s) (((s & ~nACK) >> 3) | (~s & nBUSY) >> 4)
/*
* byte_1284_inbyte()
*
* Read 1 byte in BYTE mode
*/
int
byte_1284_inbyte(struct ppb_device *dev, char *buffer)
{
int error;
/* notify the peripherial to put data on the lines */
ppb_wctr(dev, PCD | AUTOFEED | nSTROBE | nINIT | nSELECTIN);
/* wait for valid byte signal */
if ((error = do_1284_wait(dev, nACK, 0)))
return (error);
/* fetch data */
*buffer = ppb_rdtr(dev);
/* indicate that data has been received, not ready for another */
ppb_wctr(dev, PCD | nAUTOFEED | nSTROBE | nINIT | nSELECTIN);
/* wait peripherial's acknowledgement */
if ((error = do_1284_wait(dev, nACK, nACK)))
return (error);
/* acknowledge the peripherial */
ppb_wctr(dev, PCD | nAUTOFEED | STROBE | nINIT | nSELECTIN);
return (0);
}
/*
* nibble_1284_inbyte()
*