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/*-
* Copyright (c) 2017 Microsoft Corp.
* 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 unmodified, 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 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.
*/
#include <sys/cdefs.h>
__FBSDID("$FreeBSD$");
#include <sys/param.h>
#include <sys/kernel.h>
#include <sys/bus.h>
#include <sys/module.h>
#include <contrib/dev/acpica/include/acpi.h>
#include <dev/acpica/acpivar.h>
#include "pcib_if.h"
ACPI_MODULE_NAME("CONTAINER")
static int acpi_syscont_probe(device_t);
static int acpi_syscont_attach(device_t);
static int acpi_syscont_detach(device_t);
static int acpi_syscont_alloc_msi(device_t, device_t,
int count, int maxcount, int *irqs);
static int acpi_syscont_release_msi(device_t bus, device_t dev,
int count, int *irqs);
static int acpi_syscont_alloc_msix(device_t bus, device_t dev,
int *irq);
static int acpi_syscont_release_msix(device_t bus, device_t dev,
int irq);
static int acpi_syscont_map_msi(device_t bus, device_t dev,
int irq, uint64_t *addr, uint32_t *data);
static device_method_t acpi_syscont_methods[] = {
/* Device interface */
DEVMETHOD(device_probe, acpi_syscont_probe),
DEVMETHOD(device_attach, acpi_syscont_attach),
DEVMETHOD(device_detach, acpi_syscont_detach),
/* Bus interface */
DEVMETHOD(bus_add_child, bus_generic_add_child),
DEVMETHOD(bus_print_child, bus_generic_print_child),
DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource),
DEVMETHOD(bus_release_resource, bus_generic_release_resource),
DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
#if __FreeBSD_version >= 1100000
DEVMETHOD(bus_get_cpus, bus_generic_get_cpus),
#endif
/* pcib interface */
DEVMETHOD(pcib_alloc_msi, acpi_syscont_alloc_msi),
DEVMETHOD(pcib_release_msi, acpi_syscont_release_msi),
DEVMETHOD(pcib_alloc_msix, acpi_syscont_alloc_msix),
DEVMETHOD(pcib_release_msix, acpi_syscont_release_msix),
DEVMETHOD(pcib_map_msi, acpi_syscont_map_msi),
DEVMETHOD_END
};
static driver_t acpi_syscont_driver = {
"acpi_syscontainer",
acpi_syscont_methods,
0,
};
static devclass_t acpi_syscont_devclass;
DRIVER_MODULE(acpi_syscontainer, acpi, acpi_syscont_driver,
acpi_syscont_devclass, NULL, NULL);
MODULE_DEPEND(acpi_syscontainer, acpi, 1, 1, 1);
static int
acpi_syscont_probe(device_t dev)
{
static char *syscont_ids[] = { "ACPI0004", "PNP0A05", "PNP0A06", NULL };
int rv;
if (acpi_disabled("syscontainer"))
return (ENXIO);
rv = ACPI_ID_PROBE(device_get_parent(dev), dev, syscont_ids, NULL);
if (rv <= 0)
device_set_desc(dev, "System Container");
return (rv);
}
static int
acpi_syscont_attach(device_t dev)
{
bus_generic_probe(dev);
return (bus_generic_attach(dev));
}
static int
acpi_syscont_detach(device_t dev)
{
return (bus_generic_detach(dev));
}
static int
acpi_syscont_alloc_msi(device_t bus, device_t dev, int count, int maxcount,
int *irqs)
{
device_t parent = device_get_parent(bus);
return (PCIB_ALLOC_MSI(device_get_parent(parent), dev, count, maxcount,
irqs));
}
static int
acpi_syscont_release_msi(device_t bus, device_t dev, int count, int *irqs)
{
device_t parent = device_get_parent(bus);
return (PCIB_RELEASE_MSI(device_get_parent(parent), dev, count, irqs));
}
static int
acpi_syscont_alloc_msix(device_t bus, device_t dev, int *irq)
{
device_t parent = device_get_parent(bus);
return (PCIB_ALLOC_MSIX(device_get_parent(parent), dev, irq));
}
static int
acpi_syscont_release_msix(device_t bus, device_t dev, int irq)
{
device_t parent = device_get_parent(bus);
return (PCIB_RELEASE_MSIX(device_get_parent(parent), dev, irq));
}
static int
acpi_syscont_map_msi(device_t bus, device_t dev, int irq, uint64_t *addr,
uint32_t *data)
{
device_t parent = device_get_parent(bus);
return (PCIB_MAP_MSI(device_get_parent(parent), dev, irq, addr, data));
}
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