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Add MIN_DELAY definition instead of hard-coded 10
This commit is contained in:
Andrey A. Chernov 1994-08-27 15:28:34 +00:00
parent 84f33dea62
commit de662aeac4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=2314
2 changed files with 10 additions and 6 deletions
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8
sys/dev/mcd/mcd.c
View File

@ -39,7 +39,7 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: mcd.c,v 1.18 1994/08/13 03:50:09 wollman Exp $
* $Id: mcd.c,v 1.19 1994/08/27 13:15:25 ache Exp $
*/
static char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
@ -62,6 +62,8 @@ static char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
#include <i386/isa/isa_device.h>
#include <i386/isa/mcdreg.h>
#define MIN_DELAY 10
/* user definable options */
/*#define MCD_TO_WARNING_ON*/ /* define to get timeout messages */
/*#define MCDMINI*/ /* define for a mini configuration for boot kernel */
@ -637,10 +639,10 @@ mcd_waitrdy(int port,int dly)
int i;
/* wait until xfer port senses data ready */
for (i=0; i<dly; i++) {
for (i=0; i<dly; i+=MIN_DELAY) {
if ((inb(port+mcd_xfer) & MCD_ST_BUSY)==0)
return 0;
DELAY(10);
DELAY(MIN_DELAY);
}
return -1;
}

8
sys/i386/isa/mcd.c
View File

@ -39,7 +39,7 @@
* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: mcd.c,v 1.18 1994/08/13 03:50:09 wollman Exp $
* $Id: mcd.c,v 1.19 1994/08/27 13:15:25 ache Exp $
*/
static char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
@ -62,6 +62,8 @@ static char COPYRIGHT[] = "mcd-driver (C)1993 by H.Veit & B.Moore";
#include <i386/isa/isa_device.h>
#include <i386/isa/mcdreg.h>
#define MIN_DELAY 10
/* user definable options */
/*#define MCD_TO_WARNING_ON*/ /* define to get timeout messages */
/*#define MCDMINI*/ /* define for a mini configuration for boot kernel */
@ -637,10 +639,10 @@ mcd_waitrdy(int port,int dly)
int i;
/* wait until xfer port senses data ready */
for (i=0; i<dly; i++) {
for (i=0; i<dly; i+=MIN_DELAY) {
if ((inb(port+mcd_xfer) & MCD_ST_BUSY)==0)
return 0;
DELAY(10);
DELAY(MIN_DELAY);
}
return -1;
}