NetBSD/sys/arch/arm/xscale/ixp425.c

114 lines
3.2 KiB
C

/* $NetBSD: ixp425.c,v 1.16 2012/10/14 14:20:57 msaitoh Exp $ */
/*
* Copyright (c) 2003
* Ichiro FUKUHARA <ichiro@ichiro.org>.
* All rights reserved.
*
* 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.
*
* THIS SOFTWARE IS PROVIDED BY ICHIRO FUKUHARA ``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 ICHIRO FUKUHARA OR THE VOICES IN HIS HEAD 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.
*/
#include "pci.h"
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: ixp425.c,v 1.16 2012/10/14 14:20:57 msaitoh Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <uvm/uvm.h>
#include <sys/bus.h>
#include <arm/xscale/ixp425reg.h>
#include <arm/xscale/ixp425var.h>
struct ixp425_softc *ixp425_softc;
void
ixp425_attach(device_t self)
{
struct ixp425_softc *sc = device_private(self);
#if NPCI > 0
struct pcibus_attach_args pba;
#endif
sc->sc_dev = self;
sc->sc_iot = &ixp425_bs_tag;
ixp425_softc = sc;
printf("\n");
/*
* Mapping for GPIO Registers
*/
if (bus_space_map(sc->sc_iot, IXP425_GPIO_HWBASE, IXP425_GPIO_SIZE,
0, &sc->sc_gpio_ioh))
panic("%s: unable to map GPIO registers", device_xname(self));
if (bus_space_map(sc->sc_iot, IXP425_EXP_HWBASE, IXP425_EXP_SIZE,
0, &sc->sc_exp_ioh))
panic("%s: unable to map Expansion Bus registers",
device_xname(self));
#if NPCI > 0
/*
* Mapping for PCI CSR
*/
if (bus_space_map(sc->sc_iot, IXP425_PCI_HWBASE, IXP425_PCI_SIZE,
0, &sc->sc_pci_ioh))
panic("%s: unable to map PCI registers", device_xname(self));
/*
* Invoke the board-specific PCI initialization code
*/
ixp425_md_pci_init(sc);
/*
* Generic initialization of the PCI chipset.
*/
ixp425_pci_init(sc);
/*
* Initialize the DMA tags.
*/
ixp425_pci_dma_init(sc);
/*
* Attach the PCI bus.
*/
pba.pba_pc = &sc->ia_pci_chipset;
pba.pba_iot = &sc->sc_pci_iot;
pba.pba_memt = &sc->sc_pci_memt;
pba.pba_dmat = &sc->ia_pci_dmat;
pba.pba_bus = 0; /* bus number = 0 */
pba.pba_bridgetag = NULL;
pba.pba_intrswiz = 0; /* XXX */
pba.pba_intrtag = 0;
pba.pba_flags = PCI_FLAGS_IO_OKAY | PCI_FLAGS_MEM_OKAY |
PCI_FLAGS_MRL_OKAY | PCI_FLAGS_MRM_OKAY |
PCI_FLAGS_MWI_OKAY;
(void) config_found_ia(self, "pcibus", &pba, pcibusprint);
#endif
}