FreeBSD/Linux Kernel Cross Reference
sys/powerpc/include/platform.h

     /*-
      * SPDX-License-Identifier: BSD-4-Clause
      *
      * Copyright (C) 1996 Wolfgang Solfrank.
      * Copyright (C) 1996 TooLs GmbH.
      * 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. 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.
     * 3. All advertising materials mentioning features or use of this software
     *    must display the following acknowledgement:
     *      This product includes software developed by TooLs GmbH.
     * 4. The name of TooLs GmbH may not be used to endorse or promote products
     *    derived from this software without specific prior written permission.
     *
     * THIS SOFTWARE IS PROVIDED BY TOOLS GMBH ``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 TOOLS GMBH 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.
     *
     *      $NetBSD: powerpc.h,v 1.3 2000/06/01 00:49:59 matt Exp $
     * $FreeBSD$
     */
    
    #ifndef _MACHINE_PLATFORM_H_
    #define _MACHINE_PLATFORM_H_
      
    #include <machine/ofw_machdep.h>
    #include <machine/smp.h>
    #include <machine/pcpu.h>
    
    struct mem_region {
            uint64_t        mr_start;
            uint64_t        mr_size;
    };
    
    struct numa_mem_region {
            uint64_t        mr_start;
            uint64_t        mr_size;
            uint64_t        mr_domain;
    };
    
    /* Documentation for these functions is in platform_if.m */
    
    void    mem_regions(struct mem_region **, int *, struct mem_region **, int *);
    void    numa_mem_regions(struct numa_mem_region **, int *);
    vm_offset_t platform_real_maxaddr(void);
    
    u_long  platform_timebase_freq(struct cpuref *);
      
    int     platform_smp_first_cpu(struct cpuref *);
    int     platform_smp_next_cpu(struct cpuref *);
    int     platform_smp_get_bsp(struct cpuref *);
    int     platform_smp_start_cpu(struct pcpu *);
    void    platform_smp_timebase_sync(u_long tb, int ap);
    void    platform_smp_ap_init(void);
    void    platform_smp_probe_threads(void);
    int     platform_node_numa_domain(phandle_t);
      
    const char *installed_platform(void);
    void platform_probe_and_attach(void);
    
    void platform_sleep(void);
      
    #endif  /* _MACHINE_PLATFORM_H_ */

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