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Turn on "Capture Effect" avoidence. This modifies the collision algorithm

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so that the interface won't have the effect of blocking other senders
during bulk transfers (i.e. hogging the ethernet). It improves performance
in all of my tests by reducing collisions and I believe it to be a Good
Thing.
This commit is contained in:
dg 1995-02-10 06:06:42 +00:00
parent e294c16768
commit 0948d56940
2 changed files with 4 additions and 2 deletions
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3
sys/dev/de/if_de.c
View File

@ -21,7 +21,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: if_de.c,v 1.14 1995/02/02 12:36:15 davidg Exp $
* $Id: if_de.c,v 1.15 1995/02/02 13:12:13 davidg Exp $
*
*/
@ -315,6 +315,7 @@ tulip_init(
tulip_start(&sc->tulip_if);
}
sc->tulip_cmdmode |= TULIP_CMD_THRSHLD160;
sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT;
*sc->tulip_csrs.csr_intr = sc->tulip_intrmask;
*sc->tulip_csrs.csr_command = sc->tulip_cmdmode;
} else {

3
sys/pci/if_de.c
View File

@ -21,7 +21,7 @@
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* $Id: if_de.c,v 1.14 1995/02/02 12:36:15 davidg Exp $
* $Id: if_de.c,v 1.15 1995/02/02 13:12:13 davidg Exp $
*
*/
@ -315,6 +315,7 @@ tulip_init(
tulip_start(&sc->tulip_if);
}
sc->tulip_cmdmode |= TULIP_CMD_THRSHLD160;
sc->tulip_cmdmode |= TULIP_CMD_CAPTREFFCT;
*sc->tulip_csrs.csr_intr = sc->tulip_intrmask;
*sc->tulip_csrs.csr_command = sc->tulip_cmdmode;
} else {