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rump_private.h revision 1.33 
      1 /*	$NetBSD: rump_private.h,v 1.33 2009/10/15 23:15:55 pooka Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 2007 Antti Kantee.  All Rights Reserved.
      5  *
      6  * Development of this software was supported by Google Summer of Code.
      7  *
      8  * Redistribution and use in source and binary forms, with or without
      9  * modification, are permitted provided that the following conditions
     10  * are met:
     11  * 1. Redistributions of source code must retain the above copyright
     12  *    notice, this list of conditions and the following disclaimer.
     13  * 2. Redistributions in binary form must reproduce the above copyright
     14  *    notice, this list of conditions and the following disclaimer in the
     15  *    documentation and/or other materials provided with the distribution.
     16  *
     17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS
     18  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     19  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
     20  * 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 OR
     23  * 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 
     30 #ifndef _SYS_RUMP_PRIVATE_H_
     31 #define _SYS_RUMP_PRIVATE_H_
     32 
     33 #include <sys/param.h>
     34 #include <sys/systm.h>
     35 #include <sys/lwp.h>
     36 #include <sys/proc.h>
     37 #include <sys/systm.h>
     38 #include <sys/types.h>
     39 
     40 #include <uvm/uvm.h>
     41 #include <uvm/uvm_object.h>
     42 #include <uvm/uvm_page.h>
     43 
     44 #include <rump/rump.h>
     45 #include <rump/rumpuser.h>
     46 
     47 #include "rumpkern_if_priv.h"
     48 
     49 extern kauth_cred_t rump_cred;
     50 extern struct vmspace rump_vmspace;
     51 
     52 extern struct rumpuser_mtx *rump_giantlock;
     53 
     54 #define UIO_VMSPACE_SYS (&rump_vmspace)
     55 
     56 #define RUMP_LMUTEX_MAGIC ((kmutex_t *)0x101)
     57 
     58 extern int rump_threads;
     59 
     60 extern struct sysent rump_sysent[];
     61 
     62 void		rumpvm_init(void);
     63 void		rump_sleepers_init(void);
     64 struct vm_page	*rumpvm_makepage(struct uvm_object *, voff_t);
     65 
     66 void		rumpvm_enterva(vaddr_t addr, struct vm_page *);
     67 void		rumpvm_flushva(struct uvm_object *);
     68 
     69 void		rump_gettime(struct timespec *);
     70 void		rump_getuptime(struct timespec *);
     71 
     72 void		rump_lwp_free(struct lwp *);
     73 lwpid_t		rump_nextlid(void);
     74 void		rump_set_vmspace(struct vmspace *);
     75 
     76 typedef void	(*rump_proc_vfs_init_fn)(struct proc *);
     77 typedef void	(*rump_proc_vfs_release_fn)(struct proc *);
     78 rump_proc_vfs_init_fn rump_proc_vfs_init;
     79 rump_proc_vfs_release_fn rump_proc_vfs_release;
     80 
     81 extern struct cpu_info *rump_cpu;
     82 
     83 extern rump_sysproxy_t rump_sysproxy;
     84 extern void *rump_sysproxy_arg;
     85 
     86 int		rump_sysproxy_copyout(const void *, void *, size_t);
     87 int		rump_sysproxy_copyin(const void *, void *, size_t);
     88 
     89 void		rump_scheduler_init(void);
     90 void		rump_schedule(void);
     91 void		rump_unschedule(void);
     92 struct cpu_info *rump_schedule_cpu(void);
     93 void		rump_unschedule_cpu(struct lwp *);
     94 
     95 void	rump_user_schedule(int);
     96 void	rump_user_unschedule(int, int *);
     97 
     98 void	rump_cpu_bootstrap(struct cpu_info *);
     99 
    100 bool	kernel_biglocked(void);
    101 void	kernel_unlock_allbutone(int *);
    102 void	kernel_ununlock_allbutone(int);
    103 
    104 #endif /* _SYS_RUMP_PRIVATE_H_ */
    105