5efca36fbd
when _CID match. Reviewed by: jhb, imp Differential Revision:https://reviews.freebsd.org/D16468
168 lines
5.2 KiB
C
168 lines
5.2 KiB
C
/*-
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* Copyright (c) 2017 Microsoft Corp.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice unmodified, this list of conditions, and the following
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* disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*/
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#include <sys/cdefs.h>
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__FBSDID("$FreeBSD$");
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#include <sys/param.h>
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#include <sys/kernel.h>
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#include <sys/bus.h>
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#include <sys/module.h>
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#include <contrib/dev/acpica/include/acpi.h>
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#include <dev/acpica/acpivar.h>
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#include "pcib_if.h"
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ACPI_MODULE_NAME("CONTAINER")
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static int acpi_syscont_probe(device_t);
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static int acpi_syscont_attach(device_t);
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static int acpi_syscont_detach(device_t);
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static int acpi_syscont_alloc_msi(device_t, device_t,
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int count, int maxcount, int *irqs);
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static int acpi_syscont_release_msi(device_t bus, device_t dev,
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int count, int *irqs);
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static int acpi_syscont_alloc_msix(device_t bus, device_t dev,
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int *irq);
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static int acpi_syscont_release_msix(device_t bus, device_t dev,
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int irq);
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static int acpi_syscont_map_msi(device_t bus, device_t dev,
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int irq, uint64_t *addr, uint32_t *data);
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static device_method_t acpi_syscont_methods[] = {
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/* Device interface */
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DEVMETHOD(device_probe, acpi_syscont_probe),
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DEVMETHOD(device_attach, acpi_syscont_attach),
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DEVMETHOD(device_detach, acpi_syscont_detach),
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/* Bus interface */
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DEVMETHOD(bus_add_child, bus_generic_add_child),
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DEVMETHOD(bus_print_child, bus_generic_print_child),
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DEVMETHOD(bus_alloc_resource, bus_generic_alloc_resource),
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DEVMETHOD(bus_release_resource, bus_generic_release_resource),
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DEVMETHOD(bus_activate_resource, bus_generic_activate_resource),
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DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource),
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DEVMETHOD(bus_setup_intr, bus_generic_setup_intr),
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DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr),
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#if __FreeBSD_version >= 1100000
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DEVMETHOD(bus_get_cpus, bus_generic_get_cpus),
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#endif
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/* pcib interface */
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DEVMETHOD(pcib_alloc_msi, acpi_syscont_alloc_msi),
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DEVMETHOD(pcib_release_msi, acpi_syscont_release_msi),
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DEVMETHOD(pcib_alloc_msix, acpi_syscont_alloc_msix),
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DEVMETHOD(pcib_release_msix, acpi_syscont_release_msix),
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DEVMETHOD(pcib_map_msi, acpi_syscont_map_msi),
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DEVMETHOD_END
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};
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static driver_t acpi_syscont_driver = {
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"acpi_syscontainer",
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acpi_syscont_methods,
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0,
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};
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static devclass_t acpi_syscont_devclass;
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DRIVER_MODULE(acpi_syscontainer, acpi, acpi_syscont_driver,
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acpi_syscont_devclass, NULL, NULL);
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MODULE_DEPEND(acpi_syscontainer, acpi, 1, 1, 1);
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static int
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acpi_syscont_probe(device_t dev)
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{
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static char *syscont_ids[] = { "ACPI0004", "PNP0A05", "PNP0A06", NULL };
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int rv;
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if (acpi_disabled("syscontainer"))
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return (ENXIO);
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rv = ACPI_ID_PROBE(device_get_parent(dev), dev, syscont_ids, NULL);
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if (rv <= 0)
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device_set_desc(dev, "System Container");
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return (rv);
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}
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static int
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acpi_syscont_attach(device_t dev)
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{
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bus_generic_probe(dev);
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return (bus_generic_attach(dev));
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}
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static int
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acpi_syscont_detach(device_t dev)
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{
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return (bus_generic_detach(dev));
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}
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static int
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acpi_syscont_alloc_msi(device_t bus, device_t dev, int count, int maxcount,
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int *irqs)
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{
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device_t parent = device_get_parent(bus);
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return (PCIB_ALLOC_MSI(device_get_parent(parent), dev, count, maxcount,
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irqs));
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}
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static int
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acpi_syscont_release_msi(device_t bus, device_t dev, int count, int *irqs)
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{
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device_t parent = device_get_parent(bus);
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return (PCIB_RELEASE_MSI(device_get_parent(parent), dev, count, irqs));
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}
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static int
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acpi_syscont_alloc_msix(device_t bus, device_t dev, int *irq)
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{
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device_t parent = device_get_parent(bus);
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return (PCIB_ALLOC_MSIX(device_get_parent(parent), dev, irq));
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}
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static int
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acpi_syscont_release_msix(device_t bus, device_t dev, int irq)
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{
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device_t parent = device_get_parent(bus);
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return (PCIB_RELEASE_MSIX(device_get_parent(parent), dev, irq));
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}
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static int
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acpi_syscont_map_msi(device_t bus, device_t dev, int irq, uint64_t *addr,
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uint32_t *data)
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{
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device_t parent = device_get_parent(bus);
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return (PCIB_MAP_MSI(device_get_parent(parent), dev, irq, addr, data));
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}
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