The Design and Implementation of the FreeBSD Operating System, Second Edition
Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)


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

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    1 /*-
    2  * Copyright (c) 1995 Bruce D. Evans.
    3  * All rights reserved.
    4  *
    5  * Redistribution and use in source and binary forms, with or without
    6  * modification, are permitted provided that the following conditions
    7  * are met:
    8  * 1. Redistributions of source code must retain the above copyright
    9  *    notice, this list of conditions and the following disclaimer.
   10  * 2. Redistributions in binary form must reproduce the above copyright
   11  *    notice, this list of conditions and the following disclaimer in the
   12  *    documentation and/or other materials provided with the distribution.
   13  * 3. Neither the name of the author nor the names of contributors
   14  *    may be used to endorse or promote products derived from this software
   15  *    without specific prior written permission.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  *
   29  *      from: src/sys/i386/include/md_var.h,v 1.35 2000/02/20 20:51:23 bsd
   30  *      JNPR: md_var.h,v 1.4 2006/10/16 12:30:34 katta
   31  * $FreeBSD: stable/8/sys/mips/include/md_var.h 215938 2010-11-27 12:26:40Z jchandra $
   32  */
   33 
   34 #ifndef _MACHINE_MD_VAR_H_
   35 #define _MACHINE_MD_VAR_H_
   36 
   37 #include <machine/reg.h>
   38 
   39 /*
   40  * Miscellaneous machine-dependent declarations.
   41  */
   42 extern  long    Maxmem;
   43 extern  char    sigcode[];
   44 extern  int     szsigcode, szosigcode;
   45 extern  uint32_t *vm_page_dump;
   46 extern  int vm_page_dump_size;
   47 
   48 extern vm_offset_t kstack0;
   49 extern vm_offset_t kernel_kseg0_end;
   50 
   51 void    MipsSaveCurFPState(struct thread *);
   52 void    fork_trampoline(void);
   53 void    cpu_swapin(struct proc *);
   54 uintptr_t MipsEmulateBranch(struct trapframe *, uintptr_t, int, uintptr_t);
   55 void MipsSwitchFPState(struct thread *, struct trapframe *);
   56 u_long  kvtop(void *addr);
   57 int     is_cacheable_mem(vm_offset_t addr);
   58 void    mips_generic_reset(void);
   59 
   60 #define MIPS_DEBUG   0
   61 
   62 #if MIPS_DEBUG
   63 #define MIPS_DEBUG_PRINT(fmt, args...)  printf("%s: " fmt "\n" , __FUNCTION__ , ## args)
   64 #else
   65 #define MIPS_DEBUG_PRINT(fmt, args...)
   66 #endif
   67 
   68 void    mips_vector_init(void);
   69 void    mips_cpu_init(void);
   70 void    mips_pcpu0_init(void);
   71 void    mips_proc0_init(void);
   72 void    mips_postboot_fixup(void);
   73 
   74 /* Platform call-downs. */
   75 void    platform_identify(void);
   76 
   77 extern int busdma_swi_pending;
   78 void    busdma_swi(void);
   79 
   80 struct dumperinfo;
   81 void minidumpsys(struct dumperinfo *);
   82 #endif /* !_MACHINE_MD_VAR_H_ */

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