diff options
Diffstat (limited to 'sys/dev/tc/if_le_ioasic.c')
| -rw-r--r-- | sys/dev/tc/if_le_ioasic.c | 32 |
1 files changed, 27 insertions, 5 deletions
diff --git a/sys/dev/tc/if_le_ioasic.c b/sys/dev/tc/if_le_ioasic.c index 555e758553d..585b19a8302 100644 --- a/sys/dev/tc/if_le_ioasic.c +++ b/sys/dev/tc/if_le_ioasic.c @@ -1,4 +1,4 @@ -/* $OpenBSD: if_le_ioasic.c,v 1.7 2001/11/06 19:53:20 miod Exp $ */ +/* $OpenBSD: if_le_ioasic.c,v 1.8 2001/11/30 17:24:19 art Exp $ */ /* $NetBSD: if_le_ioasic.c,v 1.2 1996/05/07 02:24:56 thorpej Exp $ */ /* @@ -97,11 +97,33 @@ le_ioasic_attach(parent, self, aux) void *aux; { struct ioasicdev_attach_args *d = aux; - register struct le_softc *lesc = (void *)self; - register struct am7990_softc *sc = &lesc->sc_am7990; + struct le_softc *lesc = (void *)self; + struct am7990_softc *sc = &lesc->sc_am7990; caddr_t le_iomem; - - le_iomem = (caddr_t)uvm_pagealloc_contig(LE_IOASIC_MEMSIZE, 0, 0, LE_IOASIC_MEMALIGN); + struct pglist pglist; + struct vm_page *pg; + vaddr_t va; + vsize_t size; + + /* + * XXX - this vm juggling is so wrong. use bus_dma instead! + */ + size = round_page(LE_IOASIC_MEMSIZE); + if (uvm_pglistalloc(size, 0, 0, LE_IOASIC_MEMALIGN, 0, &pglist, 1, 0) || + uvm_map(kernel_map, &va, size, NULL, UVM_UNKNOWN_OFFSET, 0, + UVM_MAPFLAG(UVM_PROT_ALL, UVM_PROT_ALL, UVM_INH_NONE, + UVM_ADV_RANDOM, 0))) + panic("aha_init: could not allocate mailbox"); + + le_iomem = (caddr_t)va; + for (pg = TAILQ_FIRST(&pglist); pg != NULL;pg = TAILQ_NEXT(pg, pageq)) { + pmap_kenter_pa(va, VM_PAGE_TO_PHYS(pg), + VM_PROT_READ|VM_PROT_WRITE); + va += PAGE_SIZE; + } + /* + * XXXEND + */ lesc->sc_r1 = (struct lereg1 *) TC_DENSE_TO_SPARSE(TC_PHYS_TO_UNCACHED(d->iada_addr)); |