svn commit: r209741 - head/sys/dev/bge

[Pyun YongHyeon]

Author: yongari
Date: Tue Jul  6 18:17:31 2010
New Revision: 209741
URL: http://svn.freebsd.org/changeset/base/209741

Log:
  Zero entire status block and add missing bus_dmamap_sync(9).

Modified:
  head/sys/dev/bge/if_bge.c

Modified: head/sys/dev/bge/if_bge.c
==============================================================================
--- head/sys/dev/bge/if_bge.c	Tue Jul  6 18:08:55 2010	(r209740)
+++ head/sys/dev/bge/if_bge.c	Tue Jul  6 18:17:31 2010	(r209741)
@@ -1760,15 +1760,19 @@ bge_blockinit(struct bge_softc *sc)
 	    BGE_ADDR_HI(sc->bge_ldata.bge_status_block_paddr));
 	CSR_WRITE_4(sc, BGE_HCC_STATUSBLK_ADDR_LO,
 	    BGE_ADDR_LO(sc->bge_ldata.bge_status_block_paddr));
-	sc->bge_ldata.bge_status_block->bge_idx[0].bge_rx_prod_idx = 0;
-	sc->bge_ldata.bge_status_block->bge_idx[0].bge_tx_cons_idx = 0;
 
 	/* Set up status block size. */
 	if (sc->bge_asicrev == BGE_ASICREV_BCM5700 &&
-	    sc->bge_chipid != BGE_CHIPID_BCM5700_C0)
+	    sc->bge_chipid != BGE_CHIPID_BCM5700_C0) {
 		val = BGE_STATBLKSZ_FULL;
-	else
+		bzero(sc->bge_ldata.bge_status_block, BGE_STATUS_BLK_SZ);
+	} else {
 		val = BGE_STATBLKSZ_32BYTE;
+		bzero(sc->bge_ldata.bge_status_block, 32);
+	}
+	bus_dmamap_sync(sc->bge_cdata.bge_status_tag,
+	    sc->bge_cdata.bge_status_map,
+	    BUS_DMASYNC_PREREAD | BUS_DMASYNC_PREWRITE);
 
 	/* Turn on host coalescing state machine */
 	CSR_WRITE_4(sc, BGE_HCC_MODE, val | BGE_HCCMODE_ENABLE);