diff options
author | Vijay Kumar Banerjee <vijay@rtems.org> | 2021-02-03 19:46:50 -0700 |
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committer | Vijay Kumar Banerjee <vijay@rtems.org> | 2021-02-24 19:01:17 -0700 |
commit | fbc7459c2c3a86a4d94e19463417b759900ff51c (patch) | |
tree | 19d5451b8cee3d0c51a432c23bd598eafe9a53b0 /vm | |
download | rtems-net-legacy-fbc7459c2c3a86a4d94e19463417b759900ff51c.tar.bz2 |
Initial Commit: Add all files from RTEMS libnetworking directory
Diffstat (limited to 'vm')
-rw-r--r-- | vm/vm.h | 97 | ||||
-rw-r--r-- | vm/vm_extern.h | 42 | ||||
-rw-r--r-- | vm/vm_kern.h | 78 | ||||
-rw-r--r-- | vm/vm_param.h | 130 |
4 files changed, 347 insertions, 0 deletions
@@ -0,0 +1,97 @@ +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. 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. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + * + * @(#)vm.h 8.2 (Berkeley) 12/13/93 + * @(#)vm_prot.h 8.1 (Berkeley) 6/11/93 + * @(#)vm_inherit.h 8.1 (Berkeley) 6/11/93 + * + * Copyright (c) 1987, 1990 Carnegie-Mellon University. + * All rights reserved. + * + * Authors: Avadis Tevanian, Jr., Michael Wayne Young + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + * + * $FreeBSD: src/sys/vm/vm.h,v 1.28 2007/12/27 17:08:11 alc Exp $ + */ + +#ifndef VM_H +#define VM_H + +typedef char vm_inherit_t; /* XXX: inheritance codes */ +typedef u_char vm_prot_t; /* protection codes */ + +union vm_map_object; +typedef union vm_map_object vm_map_object_t; + +struct vm_map_entry; +typedef struct vm_map_entry *vm_map_entry_t; + +struct vm_map; +typedef struct vm_map *vm_map_t; + +struct vm_object; +typedef struct vm_object *vm_object_t; + +#ifndef _KERNEL +/* + * This is defined in <sys/types.h> for the kernel so that non-vm kernel + * sources (mainly Mach-derived ones such as ddb) don't have to include + * vm stuff. Defining it there for applications might break things. + * Define it here for "applications" that include vm headers (e.g., + * genassym). + */ +typedef int boolean_t; + +/* + * This is defined in <sys/types.h> for the kernel so that vnode_if.h + * doesn't have to include <vm/vm.h>. + */ +struct vm_page; +typedef struct vm_page *vm_page_t; +#endif /* _KERNEL */ + +#endif /* VM_H */ diff --git a/vm/vm_extern.h b/vm/vm_extern.h new file mode 100644 index 0000000..c495af6 --- /dev/null +++ b/vm/vm_extern.h @@ -0,0 +1,42 @@ +/* + * Copyright (c) 1992, 1993 + * The Regents of the University of California. 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. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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. + * + * @(#)vm_extern.h 8.2 (Berkeley) 1/12/94 + * $FreeBSD: src/sys/vm/vm_extern.h,v 1.78 2006/05/29 21:28:56 tegge Exp $ + */ + +#ifndef _VM_EXTERN_H_ +#define _VM_EXTERN_H_ + +struct buf; +struct proc; +struct vmtotal; +struct mount; +struct vnode; + +#endif /* !_VM_EXTERN_H_ */ diff --git a/vm/vm_kern.h b/vm/vm_kern.h new file mode 100644 index 0000000..f020f2d --- /dev/null +++ b/vm/vm_kern.h @@ -0,0 +1,78 @@ +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * The Mach Operating System project at Carnegie-Mellon University. + * + * 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. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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: @(#)vm_kern.h 8.1 (Berkeley) 6/11/93 + * + * + * Copyright (c) 1987, 1990 Carnegie-Mellon University. + * All rights reserved. + * + * Authors: Avadis Tevanian, Jr., Michael Wayne Young + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + * + * $FreeBSD: src/sys/vm/vm_kern.h,v 1.28 2005/01/07 02:29:27 imp Exp $ + */ + + +#ifndef _VM_VM_KERN_H_ +#define _VM_VM_KERN_H_ 1 + +#if !defined(__rtems__) +/* Kernel memory management definitions. */ +extern vm_map_t buffer_map; +extern vm_map_t kernel_map; +extern vm_map_t kmem_map; +extern vm_map_t clean_map; +extern vm_map_t exec_map; +extern vm_map_t pipe_map; +extern u_int vm_kmem_size; +#endif + +#endif /* _VM_VM_KERN_H_ */ diff --git a/vm/vm_param.h b/vm/vm_param.h new file mode 100644 index 0000000..41c52ef --- /dev/null +++ b/vm/vm_param.h @@ -0,0 +1,130 @@ +/* + * Copyright (c) 1991, 1993 + * The Regents of the University of California. All rights reserved. + * + * This code is derived from software contributed to Berkeley by + * The Mach Operating System project at Carnegie-Mellon University. + * + * 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. + * 4. Neither the name of the University nor the names of its contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE REGENTS 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 REGENTS 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: @(#)vm_param.h 8.1 (Berkeley) 6/11/93 + * + * + * Copyright (c) 1987, 1990 Carnegie-Mellon University. + * All rights reserved. + * + * Authors: Avadis Tevanian, Jr., Michael Wayne Young + * + * Permission to use, copy, modify and distribute this software and + * its documentation is hereby granted, provided that both the copyright + * notice and this permission notice appear in all copies of the + * software, derivative works or modified versions, and any portions + * thereof, and that both notices appear in supporting documentation. + * + * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" + * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND + * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. + * + * Carnegie Mellon requests users of this software to return to + * + * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU + * School of Computer Science + * Carnegie Mellon University + * Pittsburgh PA 15213-3890 + * + * any improvements or extensions that they make and grant Carnegie the + * rights to redistribute these changes. + * + * $FreeBSD: src/sys/vm/vm_param.h,v 1.21 2005/01/07 02:29:27 imp Exp $ + */ + + +/* + * Machine independent virtual memory parameters. + */ + +#ifndef _VM_PARAM_ +#define _VM_PARAM_ + +#include <machine/vmparam.h> + +/* + * CTL_VM identifiers + */ +#define VM_TOTAL 1 /* struct vmtotal */ +#define VM_METER VM_TOTAL/* deprecated, use VM_TOTAL */ +#define VM_LOADAVG 2 /* struct loadavg */ +#define VM_V_FREE_MIN 3 /* cnt.v_free_min */ +#define VM_V_FREE_TARGET 4 /* cnt.v_free_target */ +#define VM_V_FREE_RESERVED 5 /* cnt.v_free_reserved */ +#define VM_V_INACTIVE_TARGET 6 /* cnt.v_inactive_target */ +#define VM_V_CACHE_MIN 7 /* cnt.v_cache_max */ +#define VM_V_CACHE_MAX 8 /* cnt.v_cache_min */ +#define VM_V_PAGEOUT_FREE_MIN 9 /* cnt.v_pageout_free_min */ +#define VM_PAGEOUT_ALGORITHM 10 /* pageout algorithm */ +#define VM_SWAPPING_ENABLED 11 /* swapping enabled */ +#define VM_MAXID 12 /* number of valid vm ids */ + +#define CTL_VM_NAMES { \ + { 0, 0 }, \ + { "vmtotal", CTLTYPE_STRUCT }, \ + { "loadavg", CTLTYPE_STRUCT }, \ + { "v_free_min", CTLTYPE_INT }, \ + { "v_free_target", CTLTYPE_INT }, \ + { "v_free_reserved", CTLTYPE_INT }, \ + { "v_inactive_target", CTLTYPE_INT }, \ + { "v_cache_min", CTLTYPE_INT }, \ + { "v_cache_max", CTLTYPE_INT }, \ + { "v_pageout_free_min", CTLTYPE_INT}, \ + { "pageout_algorithm", CTLTYPE_INT}, \ + { "swapping_enabled", CTLTYPE_INT},\ +} + +/* + * Return values from the VM routines. + */ +#define KERN_SUCCESS 0 +#define KERN_INVALID_ADDRESS 1 +#define KERN_PROTECTION_FAILURE 2 +#define KERN_NO_SPACE 3 +#define KERN_INVALID_ARGUMENT 4 +#define KERN_FAILURE 5 +#define KERN_RESOURCE_SHORTAGE 6 +#define KERN_NOT_RECEIVER 7 +#define KERN_NO_ACCESS 8 + +#ifndef ASSEMBLER +#ifdef _KERNEL +#define num_pages(x) \ + ((vm_offset_t)((((vm_offset_t)(x)) + PAGE_MASK) >> PAGE_SHIFT)) +extern unsigned long maxtsiz; +extern unsigned long dfldsiz; +extern unsigned long maxdsiz; +extern unsigned long dflssiz; +extern unsigned long maxssiz; +extern unsigned long sgrowsiz; +#endif /* _KERNEL */ +#endif /* ASSEMBLER */ +#endif /* _VM_PARAM_ */ |