[src/trunk]: src/sys/arch/arm/broadcom Reduce burstlen for RCV/XMT from 128bi...

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

details:   https://anonhg.NetBSD.org/src/rev/d1c0021c8303
branches:  trunk
changeset: 782611:d1c0021c8303
user:      matt <matt%NetBSD.org@localhost>
date:      Thu Nov 08 21:32:48 2012 +0000

description:
Reduce burstlen for RCV/XMT from 128bits to 96bits.

diffstat:

 sys/arch/arm/broadcom/bcm53xx_eth.c |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (29 lines):

diff -r 694454ba8ea5 -r d1c0021c8303 sys/arch/arm/broadcom/bcm53xx_eth.c
--- a/sys/arch/arm/broadcom/bcm53xx_eth.c       Thu Nov 08 20:43:55 2012 +0000
+++ b/sys/arch/arm/broadcom/bcm53xx_eth.c       Thu Nov 08 21:32:48 2012 +0000
@@ -34,7 +34,7 @@
 
 #include <sys/cdefs.h>
 
-__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.16 2012/11/08 00:59:12 matt Exp $");
+__KERNEL_RCSID(1, "$NetBSD: bcm53xx_eth.c,v 1.17 2012/11/08 21:32:48 matt Exp $");
 
 #include <sys/param.h>
 #include <sys/atomic.h>
@@ -483,14 +483,14 @@
            __SHIFTIN(BCMETH_RCVOFFSET, RCVCTL_RCVOFFSET)
            | RCVCTL_PARITY_DIS
            | RCVCTL_OFLOW_CONTINUE
-           | __SHIFTIN(4, RCVCTL_BURSTLEN));
+           | __SHIFTIN(3, RCVCTL_BURSTLEN));
 
        /* 6. Load XMTADDR_LO with new pointer */
        bcmeth_txq_reset(sc, &sc->sc_txq);
 
        bcmeth_write_4(sc, sc->sc_txq.txq_reg_xmtctl, XMTCTL_DMA_ACT_INDEX
            | XMTCTL_PARITY_DIS
-           | __SHIFTIN(4, XMTCTL_BURSTLEN));
+           | __SHIFTIN(3, XMTCTL_BURSTLEN));
 
        /* 7. Setup other UNIMAC registers */
        bcmeth_write_4(sc, UNIMAC_FRAME_LEN, sc->sc_maxfrm);