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Use bus_dmamem_alloc/bus_dmamem_map.

This commit is contained in:
pk 1998-07-31 22:21:35 +00:00
parent 17e88cf50e
commit a0818b4b8b
1 changed files with 19 additions and 5 deletions
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24
sys/arch/sparc/dev/if_le_obio.c
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@ -1,4 +1,4 @@
/* $NetBSD: if_le_obio.c,v 1.2 1998/07/28 14:04:08 pk Exp $ */
/* $NetBSD: if_le_obio.c,v 1.3 1998/07/31 22:21:35 pk Exp $ */
/*-
* Copyright (c) 1997 The NetBSD Foundation, Inc.
@ -211,7 +211,8 @@ leattach_obio(parent, self, aux)
struct le_softc *lesc = (struct le_softc *)self;
struct lance_softc *sc = &lesc->sc_am7990.lsc;
bus_space_handle_t bh;
u_long laddr;
bus_dma_segment_t seg;
int rseg;
/* XXX the following declarations should be elsewhere */
extern void myetheraddr __P((u_char *));
@ -222,7 +223,7 @@ leattach_obio(parent, self, aux)
0, sizeof(struct lereg1),
0, 0,
&bh) != 0) {
printf("leattach_obio: cannot map registers\n");
printf("%s @ obio: cannot map registers\n", self->dv_xname);
return;
}
lesc->sc_r1 = (struct lereg1 *)bh;
@ -233,8 +234,21 @@ leattach_obio(parent, self, aux)
oba->oba_bp->dev = &sc->sc_dev;
laddr = (u_long)dvma_malloc(MEMSIZE, &sc->sc_mem, M_NOWAIT);
sc->sc_addr = laddr & 0xffffff;
if (bus_dmamem_alloc(lesc->sc_dmatag, MEMSIZE, NBPG, 0,
&seg, 1, &rseg,
BUS_DMA_NOWAIT | BUS_DMA_24BIT) != 0) {
printf("%s @ obio: DMA memory allocation error\n",
self->dv_xname);
return;
}
if (bus_dmamem_map(lesc->sc_dmatag, &seg, rseg, MEMSIZE,
(caddr_t *)&sc->sc_mem,
BUS_DMA_NOWAIT|BUS_DMA_COHERENT) != 0) {
printf("%s @ obio: DMA memory map error\n", self->dv_xname);
bus_dmamem_free(lesc->sc_dmatag, &seg, rseg);
return;
}
sc->sc_addr = seg.ds_addr & 0xffffff;
sc->sc_memsize = MEMSIZE;
sc->sc_conf3 = LE_C3_BSWP | LE_C3_ACON | LE_C3_BCON;