diff options
Diffstat (limited to 'sys/arch/i386/pci/pci_machdep.c')
| -rw-r--r-- | sys/arch/i386/pci/pci_machdep.c | 65 |
1 files changed, 63 insertions, 2 deletions
diff --git a/sys/arch/i386/pci/pci_machdep.c b/sys/arch/i386/pci/pci_machdep.c index 4a66aa2632b..9146ad91640 100644 --- a/sys/arch/i386/pci/pci_machdep.c +++ b/sys/arch/i386/pci/pci_machdep.c @@ -1,5 +1,42 @@ -/* $OpenBSD: pci_machdep.c,v 1.10 1997/06/18 19:07:01 dm Exp $ */ -/* $NetBSD: pci_machdep.c,v 1.26 1996/10/24 12:32:29 fvdl Exp $ */ +/* $OpenBSD: pci_machdep.c,v 1.11 1998/01/20 18:40:23 niklas Exp $ */ +/* $NetBSD: pci_machdep.c,v 1.28 1997/06/06 23:29:17 thorpej Exp $ */ + +/*- + * Copyright (c) 1997 The NetBSD Foundation, Inc. + * All rights reserved. + * + * This code is derived from software contributed to The NetBSD Foundation + * by Jason R. Thorpe of the Numerical Aerospace Simulation Facility, + * NASA Ames Research Center. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by the NetBSD + * Foundation, Inc. and its contributors. + * 4. Neither the name of The NetBSD Foundation nor the names of its + * contributors may be used to endorse or promote products derived + * from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS + * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED + * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR + * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS + * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ /* * Copyright (c) 1996 Christopher G. Demetriou. All rights reserved. @@ -53,6 +90,9 @@ #include <vm/vm.h> #include <vm/vm_kern.h> +#define _I386_BUS_DMA_PRIVATE +#include <machine/bus.h> + #include <machine/pio.h> #include <i386/isa/icu.h> @@ -69,6 +109,27 @@ int pci_mode = -1; #define PCI_MODE2_ENABLE_REG 0x0cf8 #define PCI_MODE2_FORWARD_REG 0x0cfa +/* + * PCI doesn't have any special needs; just use the generic versions + * of these functions. + */ +struct i386_bus_dma_tag pci_bus_dma_tag = { + NULL, /* _cookie */ + _bus_dmamap_create, + _bus_dmamap_destroy, + _bus_dmamap_load, + _bus_dmamap_load_mbuf, + _bus_dmamap_load_uio, + _bus_dmamap_load_raw, + _bus_dmamap_unload, + NULL, /* _dmamap_sync */ + _bus_dmamem_alloc, + _bus_dmamem_free, + _bus_dmamem_map, + _bus_dmamem_unmap, + _bus_dmamem_mmap, +}; + void pci_attach_hook(parent, self, pba) struct device *parent, *self; |