[src/trunk]: src/sys/dev/ic Truncate receive buffers to 4-byte boundary. Sli...

[thorpej <thorpej%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0d72f0a5012a
branches:  trunk
changeset: 486556:0d72f0a5012a
user:      thorpej <thorpej%NetBSD.org@localhost>
date:      Thu May 25 16:47:18 2000 +0000

description:
Truncate receive buffers to 4-byte boundary.  Slightly modified
from kern/10198, from Izumi Tsutsui <tsutsui%ceres.dti.ne.jp@localhost>.

diffstat:

 sys/dev/ic/tulipvar.h |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (20 lines):

diff -r a2cca30c0923 -r 0d72f0a5012a sys/dev/ic/tulipvar.h
--- a/sys/dev/ic/tulipvar.h     Thu May 25 16:37:33 2000 +0000
+++ b/sys/dev/ic/tulipvar.h     Thu May 25 16:47:18 2000 +0000
@@ -1,4 +1,4 @@
-/*     $NetBSD: tulipvar.h,v 1.33 2000/04/04 19:22:52 thorpej Exp $    */
+/*     $NetBSD: tulipvar.h,v 1.34 2000/05/25 16:47:18 thorpej Exp $    */
 
 /*-
  * Copyright (c) 1998, 1999, 2000 The NetBSD Foundation, Inc.
@@ -506,8 +506,8 @@
        __rxd->td_bufaddr2 =                                            \
            htole32(TULIP_CDRXADDR((sc), TULIP_NEXTRX((x))));           \
        __rxd->td_ctl =                                                 \
-           htole32(((__m->m_ext.ext_size - 1) << TDCTL_SIZE1_SHIFT) |  \
-           (sc)->sc_tdctl_ch |                                         \
+           htole32((((__m->m_ext.ext_size - 1) & ~0x3U)                \
+           << TDCTL_SIZE1_SHIFT) | (sc)->sc_tdctl_ch |                 \
            ((x) == (TULIP_NRXDESC - 1) ? sc->sc_tdctl_er : 0));        \
        __rxd->td_status = htole32(TDSTAT_OWN|TDSTAT_Rx_FS|TDSTAT_Rx_LS); \
        TULIP_CDRXSYNC((sc), (x), BUS_DMASYNC_PREREAD|BUS_DMASYNC_PREWRITE); \