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73 lines
2.3 KiB
C
73 lines
2.3 KiB
C
#include <machine/rtems-bsd-kernel-space.h>
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/**
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* @file
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*
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* @ingroup rtems_bsd_rtems
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*
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* @brief This file contains methods that are rtems specific implementation
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* of methods in pci_bus.c.
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*/
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/*
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* COPYRIGHT (c) 2012. On-Line Applications Research Corporation (OAR).
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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, this list of conditions and the following 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 AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* 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 <rtems/bsd/local/opt_cpu.h>
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#include <rtems/bsd/sys/param.h>
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#include <sys/systm.h>
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#include <sys/bus.h>
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#include <sys/kernel.h>
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#include <dev/pci/pcivar.h>
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#include <dev/pci/pcireg.h>
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#include <dev/pci/pcib_private.h>
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#include <machine/resource.h>
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#include <rtems/bsd/local/pcib_if.h>
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#define pci_find_device rtems_pci_find_device
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#include <rtems/pci.h>
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#include <machine/bus.h>
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int
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pcibios_pcib_route_interrupt(device_t pcib, device_t dev, int pin)
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{
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int bus;
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int slot;
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int func;
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uint8_t irq;
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bus = pci_get_bus(dev);
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slot = pci_get_slot(dev);
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func = pci_get_function(dev);
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pci_read_config_byte(bus, slot, func, PCI_INTERRUPT_LINE, &irq);
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return irq;
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}
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