NetBSD/sys/dev/isa/slhci_isa.c

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/* $NetBSD: slhci_isa.c,v 1.4 2002/10/02 03:10:50 thorpej Exp $ */
/*
* Copyright (c) 2001 Kiyoshi Ikehara. 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.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by Kiyoshi Ikehara.
* 4. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 AUTHOR 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.
*/
/*
* ISA-USB host board
*/
#include <sys/cdefs.h>
__KERNEL_RCSID(0, "$NetBSD: slhci_isa.c,v 1.4 2002/10/02 03:10:50 thorpej Exp $");
#include <sys/param.h>
#include <sys/systm.h>
#include <sys/device.h>
#include <machine/bus.h>
#include <machine/cpu.h>
#include <dev/usb/usb.h>
#include <dev/usb/usbdi.h>
#include <dev/usb/usbdivar.h>
#include <dev/ic/sl811hsreg.h>
#include <dev/ic/sl811hsvar.h>
#include <dev/isa/isavar.h>
struct slhci_isa_softc {
struct slhci_softc sc;
isa_chipset_tag_t sc_ic;
void *sc_ih;
};
static int slhci_isa_match(struct device *, struct cfdata *, void *);
static void slhci_isa_attach(struct device *, struct device *, void *);
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CFATTACH_DECL(slhci_isa, sizeof(struct slhci_isa_softc),
slhci_isa_match, slhci_isa_attach, NULL, NULL);
static int
slhci_isa_match(struct device *parent, struct cfdata *cf, void *aux)
{
struct slhci_softc sc;
struct isa_attach_args *ia = aux;
bus_space_tag_t iot = ia->ia_iot;
bus_space_handle_t ioh;
int result = 0;
if (bus_space_map(iot, ia->ia_io[0].ir_addr, SL11_PORTSIZE, 0, &ioh))
goto out;
memset(&sc, 0, sizeof(sc));
sc.sc_iot = iot;
sc.sc_ioh = ioh;
if (sl811hs_find(&sc) >= 0)
result = 1;
bus_space_unmap(iot, ioh, SL11_PORTSIZE);
out:
return (result);
}
static void
slhci_isa_attach(struct device *parent, struct device *self, void *aux)
{
struct slhci_isa_softc *isc = (struct slhci_isa_softc *)self;
struct slhci_softc *sc = &isc->sc;
struct isa_attach_args *ia = aux;
bus_space_tag_t iot = ia->ia_iot;
bus_space_handle_t ioh;
printf("\n");
/* Map I/O space */
if (bus_space_map(iot, ia->ia_io[0].ir_addr, SL11_PORTSIZE, 0, &ioh)) {
printf("%s: can't map I/O space\n",
sc->sc_bus.bdev.dv_xname);
return;
}
/* Initialize sc */
sc->sc_iot = iot;
sc->sc_ioh = ioh;
sc->sc_dmat = ia->ia_dmat;
sc->sc_enable_power = NULL;
sc->sc_enable_intr = NULL;
sc->sc_arg = isc;
/* Establish the interrupt handler */
isc->sc_ih = isa_intr_establish(ia->ia_ic, ia->ia_irq[0].ir_irq,
IST_EDGE, IPL_USB, slhci_intr, sc);
if (isc->sc_ih == NULL) {
printf("%s: can't establish interrupt\n",
sc->sc_bus.bdev.dv_xname);
return;
}
/* Attach SL811HS/T */
if (slhci_attach(sc, self))
return;
}