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Searched refs:sc_zerodma (Results 1 – 1 of 1) sorted by relevance

/openbsd/sys/dev/pci/
H A Dif_myx.c120 struct myx_dmamem sc_zerodma; member
1047 if (myx_dmamem_alloc(sc, &sc->sc_zerodma, in myx_up()
1053 memset(sc->sc_zerodma.mxm_kva, 0, 64); in myx_up()
1054 bus_dmamap_sync(sc->sc_dmat, sc->sc_zerodma.mxm_map, 0, in myx_up()
1055 sc->sc_zerodma.mxm_map->dm_mapsize, BUS_DMASYNC_PREREAD); in myx_up()
1293 bus_dmamap_sync(sc->sc_dmat, sc->sc_zerodma.mxm_map, 0, in myx_up()
1294 sc->sc_zerodma.mxm_map->dm_mapsize, BUS_DMASYNC_POSTREAD); in myx_up()
1295 myx_dmamem_free(sc, &sc->sc_zerodma); in myx_up()
1444 bus_dmamap_sync(sc->sc_dmat, sc->sc_zerodma.mxm_map, 0, in myx_down()
1446 myx_dmamem_free(sc, &sc->sc_zerodma); in myx_down()
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