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Use the BUS_DMA_ZERO flag instead of bzero()'ing DMA memory.

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This commit is contained in:
Maxime Henrion 2003-07-27 13:56:03 +00:00
parent d5afecd068
commit 42e85383ff
1 changed files with 2 additions and 5 deletions
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7
sys/pci/if_xl.c
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@ -1489,7 +1489,7 @@ xl_attach(dev)
}
error = bus_dmamem_alloc(sc->xl_ldata.xl_rx_tag,
(void **)&sc->xl_ldata.xl_rx_list, BUS_DMA_NOWAIT,
(void **)&sc->xl_ldata.xl_rx_list, BUS_DMA_NOWAIT | BUS_DMA_ZERO,
&sc->xl_ldata.xl_rx_dmamap);
if (error) {
printf("xl%d: no memory for rx list buffers!\n", unit);
@ -1521,7 +1521,7 @@ xl_attach(dev)
}
error = bus_dmamem_alloc(sc->xl_ldata.xl_tx_tag,
(void **)&sc->xl_ldata.xl_tx_list, BUS_DMA_NOWAIT,
(void **)&sc->xl_ldata.xl_tx_list, BUS_DMA_NOWAIT | BUS_DMA_ZERO,
&sc->xl_ldata.xl_tx_dmamap);
if (error) {
printf("xl%d: no memory for list buffers!\n", unit);
@ -1555,9 +1555,6 @@ xl_attach(dev)
goto fail;
}
bzero(sc->xl_ldata.xl_tx_list, XL_TX_LIST_SZ);
bzero(sc->xl_ldata.xl_rx_list, XL_RX_LIST_SZ);
/* We need a spare DMA map for the RX ring. */
error = bus_dmamap_create(sc->xl_mtag, 0, &sc->xl_tmpmap);
if (error)