124 lines
3.3 KiB
C
124 lines
3.3 KiB
C
/* $NetBSD: joy_acpi.c,v 1.9 2009/02/17 12:46:01 jmcneill Exp $ */
|
|
|
|
/*
|
|
* Copyright (c) 2002 Jared D. McNeill <jmcneill@invisible.ca>
|
|
* 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. 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.
|
|
*/
|
|
|
|
/*
|
|
* ACPI joy(4) attachment based in lpt_acpi.c by Jared D. McNeill.
|
|
*/
|
|
|
|
#include <sys/cdefs.h>
|
|
__KERNEL_RCSID(0, "$NetBSD: joy_acpi.c,v 1.9 2009/02/17 12:46:01 jmcneill Exp $");
|
|
|
|
#include <sys/param.h>
|
|
#include <sys/systm.h>
|
|
#include <sys/errno.h>
|
|
#include <sys/ioctl.h>
|
|
#include <sys/device.h>
|
|
#include <sys/proc.h>
|
|
|
|
#include <sys/bus.h>
|
|
|
|
#include <dev/acpi/acpica.h>
|
|
#include <dev/acpi/acpireg.h>
|
|
#include <dev/acpi/acpivar.h>
|
|
|
|
#include <dev/ic/joyvar.h>
|
|
|
|
static int joy_acpi_match(device_t, cfdata_t, void *);
|
|
static void joy_acpi_attach(device_t, device_t, void *);
|
|
|
|
struct joy_acpi_softc {
|
|
struct joy_softc sc_joy;
|
|
};
|
|
|
|
CFATTACH_DECL_NEW(joy_acpi, sizeof(struct joy_acpi_softc), joy_acpi_match,
|
|
joy_acpi_attach, NULL, NULL);
|
|
|
|
/*
|
|
* Supported device IDs
|
|
*/
|
|
|
|
static const char * const joy_acpi_ids[] = {
|
|
"PNPB02F", /* Joystick/Game port */
|
|
NULL
|
|
};
|
|
|
|
/*
|
|
* joy_acpi_match: autoconf(9) match routine
|
|
*/
|
|
static int
|
|
joy_acpi_match(device_t parent, cfdata_t match, void *aux)
|
|
{
|
|
struct acpi_attach_args *aa = aux;
|
|
|
|
if (aa->aa_node->ad_type != ACPI_TYPE_DEVICE)
|
|
return 0;
|
|
|
|
return acpi_match_hid(aa->aa_node->ad_devinfo, joy_acpi_ids);
|
|
}
|
|
|
|
/*
|
|
* joy_acpi_attach: autoconf(9) attach routine
|
|
*/
|
|
static void
|
|
joy_acpi_attach(device_t parent, device_t self, void *aux)
|
|
{
|
|
struct joy_acpi_softc *asc = device_private(self);
|
|
struct joy_softc *sc = &asc->sc_joy;
|
|
struct acpi_attach_args *aa = aux;
|
|
struct acpi_resources res;
|
|
struct acpi_io *io;
|
|
ACPI_STATUS rv;
|
|
|
|
sc->sc_dev = self;
|
|
|
|
/* parse resources */
|
|
rv = acpi_resource_parse(sc->sc_dev, aa->aa_node->ad_handle, "_CRS",
|
|
&res, &acpi_resource_parse_ops_default);
|
|
if (ACPI_FAILURE(rv))
|
|
return;
|
|
|
|
/* find our i/o registers */
|
|
io = acpi_res_io(&res, 0);
|
|
if (io == NULL) {
|
|
aprint_error_dev(self,
|
|
"unable to find i/o register resource\n");
|
|
goto out;
|
|
}
|
|
|
|
sc->sc_iot = aa->aa_iot;
|
|
if (bus_space_map(sc->sc_iot, io->ar_base, io->ar_length,
|
|
0, &sc->sc_ioh)) {
|
|
aprint_error_dev(self, "can't map i/o space\n");
|
|
goto out;
|
|
}
|
|
|
|
joyattach(sc);
|
|
|
|
out:
|
|
acpi_resource_cleanup(&res);
|
|
}
|