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

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This commit is contained in:
Pyun YongHyeon 2010-07-06 18:17:31 +00:00
parent 061b7e5463
commit 864104fe59
1 changed files with 8 additions and 4 deletions
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12
sys/dev/bge/if_bge.c
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@ -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);