FreeBSD/Linux Kernel Cross Reference
sys/sparc64/include/md_var.h

     /*-
      * Copyright (c) 1995 Bruce D. Evans.
      * 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. Neither the name of the author nor the names of contributors
     *    may be used to endorse or promote products derived from this software
     *    without specific prior written permission.
     *
     * 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.
     *
     *      from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12
     * $FreeBSD: releng/8.2/sys/sparc64/include/md_var.h 213020 2010-09-22 20:03:59Z marius $
     */
    
    #ifndef _MACHINE_MD_VAR_H_
    #define _MACHINE_MD_VAR_H_
    
    typedef void cpu_block_copy_t(const void *src, void *dst, size_t len);
    typedef void cpu_block_zero_t(void *dst, size_t len);
    
    extern  char    tl0_base[];
    extern  char    _end[];
    
    extern  long    Maxmem;
    
    extern  vm_offset_t kstack0;
    extern  vm_paddr_t kstack0_phys;
    
    struct  pcpu;
    struct  md_utrap;
    
    const char *cpu_cpuid_prop(u_int cpu_impl);
    uint32_t cpu_get_mid(u_int cpu_impl);
    void    cpu_identify(u_long vers, u_int clock, u_int id);
    void    cpu_setregs(struct pcpu *pc);
    int     is_physical_memory(vm_paddr_t addr);
    struct md_utrap *utrap_alloc(void);
    void    utrap_free(struct md_utrap *ut);
    struct md_utrap *utrap_hold(struct md_utrap *ut);
    
    cpu_block_copy_t spitfire_block_copy;
    cpu_block_zero_t spitfire_block_zero;
    cpu_block_copy_t zeus_block_copy;
    cpu_block_zero_t zeus_block_zero;
    
    extern  cpu_block_copy_t *cpu_block_copy;
    extern  cpu_block_zero_t *cpu_block_zero;
    
    /*
     * Given that the Sun disk label only uses 16-bit fields for cylinders,
     * heads and sectors we might need to adjust the geometry of large IDE
     * disks.
     */
    struct disk;
    void sparc64_ata_disk_firmware_geom_adjust(struct disk *disk);
    #define ata_disk_firmware_geom_adjust(disk)                             \
            sparc64_ata_disk_firmware_geom_adjust(disk)
    
    #endif /* !_MACHINE_MD_VAR_H_ */

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