Aren/NetBSD
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Make sure free rx buffers have GMAC_OWN set.

Browse Source
This commit is contained in:
tsubai 2001-04-24 11:04:11 +00:00
parent 56ea880f14
commit af50ac4b06
1 changed files with 11 additions and 3 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
sys/arch/macppc/dev/if_gm.c
View File

@ -1,4 +1,4 @@
/* $NetBSD: if_gm.c,v 1.11 2001/04/20 01:18:47 matt Exp $ */
/* $NetBSD: if_gm.c,v 1.12 2001/04/24 11:04:11 tsubai Exp $ */
/*-
* Copyright (c) 2000 Tsubai Masanari. All rights reserved.
@ -358,7 +358,7 @@ gmac_rint(sc)
struct ifnet *ifp = &sc->sc_if;
volatile struct gmac_dma *dp;
struct mbuf *m;
int i, len;
int i, j, len;
u_int cmd;
for (i = sc->sc_rxlast;; i++) {
@ -398,9 +398,17 @@ next:
dp->cmd_hi = 0;
__asm __volatile ("sync");
dp->cmd = htole32(GMAC_OWN);
__asm __volatile ("eieio"); /* force out the OWN bit */
}
sc->sc_rxlast = i;
/* XXX Make sure free buffers have GMAC_OWN. */
i++;
for (j = 1; j < NRXBUF; j++) {
if (i == NRXBUF)
i = 0;
dp = &sc->sc_rxlist[i++];
dp->cmd = htole32(GMAC_OWN);
}
}
struct mbuf *