FreeBSD/Linux Kernel Cross Reference
sys/arm64/acpica/pci_cfgreg.c

     /*-
      * Copyright (c) 2015 The FreeBSD Foundation
      *
      * This software was developed by Semihalf under
      * the sponsorship of the FreeBSD Foundation.
      *
      * 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.
     *
     * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``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 OR CONTRIBUTORS 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/systm.h>
    #include <sys/kernel.h>
    
    #include <machine/pci_cfgreg.h>
    
    /*
     * This file contains stubs for ACPI PCI functions
     */
    
    /*
     * Read configuration space register
     */
    uint32_t
    pci_cfgregread(int bus, int slot, int func, int reg, int bytes)
    {
    
            /* ARM64TODO */
            panic("pci_cfgregread not implemented");
            return (0);
    }
    
    /*
     * Write configuration space register
     */
    void
    pci_cfgregwrite(int bus, int slot, int func, int reg, u_int32_t data, int bytes)
    {
    
            /* ARM64TODO */
            panic("pci_cfgregwrite not implemented");
    }
    
    /*
     * Initialize access to configuration space
     */
    int
    pci_cfgregopen(void)
    {
    
            /* ARM64TODO */
            panic("pci_cfgregopen not implemented");
            return (0);
    }

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