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rump_private.h revision 1.9 
      1 /*	$NetBSD: rump_private.h,v 1.9 2008/07/29 13:17:47 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/types.h>
     35 
     36 #include <sys/disklabel.h>
     37 #include <sys/mount.h>
     38 #include <sys/vnode.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 
     46 #if 0
     47 #define DPRINTF(x) printf x
     48 #else
     49 #define DPRINTF(x)
     50 #endif
     51 
     52 struct lwp;
     53 extern kauth_cred_t rump_cred;
     54 extern struct vmspace rump_vmspace;
     55 
     56 extern kmutex_t rump_giantlock;
     57 
     58 #define UIO_VMSPACE_SYS (&rump_vmspace)
     59 
     60 struct rump_specpriv {
     61 	char	rsp_path[MAXPATHLEN+1];
     62 	int	rsp_fd;
     63 
     64 	struct partition *rsp_curpi;
     65 	struct partition rsp_pi;
     66 	struct disklabel rsp_dl;
     67 };
     68 
     69 #define RUMP_UBC_MAGIC_WINDOW (void *)0x37
     70 
     71 void abort(void) __dead;
     72 
     73 void	rump_putnode(struct vnode *);
     74 int	rump_recyclenode(struct vnode *);
     75 
     76 struct ubc_window;
     77 int	rump_ubc_magic_uiomove(void *, size_t, struct uio *, int *,
     78 			       struct ubc_window *);
     79 
     80 void		rumpvm_init(void);
     81 void		rumpvfs_init(void);
     82 void		rump_sleepers_init(void);
     83 struct vm_page	*rumpvm_makepage(struct uvm_object *, voff_t);
     84 
     85 void		rumpvm_enterva(vaddr_t addr, struct vm_page *);
     86 void		rumpvm_flushva(void);
     87 
     88 #endif /* _SYS_RUMP_PRIVATE_H_ */
     89