projects / apple / xnu.git / blame
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|---|---|---|
| 1c79356b A |
1 | /* |
| 2 | * Copyright (c) 2000 Apple Computer, Inc. All rights reserved. | |
| 3 | * | |
| 4 | * @APPLE_LICENSE_HEADER_START@ | |
| 5 | * | |
| 37839358 A |
6 | * The contents of this file constitute Original Code as defined in and |
| 7 | * are subject to the Apple Public Source License Version 1.1 (the | |
| 8 | * "License"). You may not use this file except in compliance with the | |
| 9 | * License. Please obtain a copy of the License at | |
| 10 | * http://www.apple.com/publicsource and read it before using this file. | |
| 1c79356b | 11 | * |
| 37839358 A |
12 | * This Original Code and all software distributed under the License are |
| 13 | * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER | |
| 1c79356b A |
14 | * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES, |
| 15 | * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY, | |
| 37839358 A |
16 | * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT. Please see the |
| 17 | * License for the specific language governing rights and limitations | |
| 18 | * under the License. | |
| 1c79356b A |
19 | * |
| 20 | * @APPLE_LICENSE_HEADER_END@ | |
| 21 | */ | |
| 22 | /* | |
| 23 | * @OSF_COPYRIGHT@ | |
| 24 | */ | |
| 25 | /* | |
| 26 | * HISTORY | |
| 27 | * | |
| 28 | * Revision 1.1.1.1 1998/09/22 21:05:30 wsanchez | |
| 29 | * Import of Mac OS X kernel (~semeria) | |
| 30 | * | |
| 31 | * Revision 1.1.1.1 1998/03/07 02:25:45 wsanchez | |
| 32 | * Import of OSF Mach kernel (~mburg) | |
| 33 | * | |
| 34 | * Revision 1.3.17.2 1994/09/23 02:38:45 ezf | |
| 35 | * change marker to not FREE | |
| 36 | * [1994/09/22 21:40:54 ezf] | |
| 37 | * | |
| 38 | * Revision 1.3.17.1 1994/06/13 20:49:36 dlb | |
| 39 | * Merge MK6 and NMK17 | |
| 40 | * [1994/06/13 20:47:52 dlb] | |
| 41 | * | |
| 42 | * Revision 1.3.11.1 1994/02/08 11:01:11 bernadat | |
| 43 | * Checked in NMK16_1 changes | |
| 44 | * [94/02/04 bernadat] | |
| 45 | * | |
| 46 | * Revision 1.3.4.2 1993/07/22 13:54:29 bernadat | |
| 47 | * [Joe Barerra: joebar@microsoft.com] Added norma_task_teleport as | |
| 48 | * an alternative migration mechanism. | |
| 49 | * Change from NORMA_MK14.6 [93/03/08 sjs] | |
| 50 | * [93/07/16 bernadat] | |
| 51 | * | |
| 52 | * Revision 1.3.2.2 1993/06/02 23:45:24 jeffc | |
| 53 | * Added to OSF/1 R1.3 from NMK15.0. | |
| 54 | * [1993/06/02 21:16:50 jeffc] | |
| 55 | * | |
| 56 | * Revision 1.3 1992/12/07 21:29:17 robert | |
| 57 | * integrate any changes below for 14.0 (branch from 13.16 base) | |
| 58 | * | |
| 59 | * Joseph Barrera (jsb) at Carnegie-Mellon University 03-Jul-92 | |
| 60 | * Added norma_task_clone to support task migration. | |
| 61 | * [1992/12/06 20:25:30 robert] | |
| 62 | * | |
| 63 | * Revision 1.2 1992/11/25 01:13:00 robert | |
| 64 | * fix history | |
| 65 | * [1992/11/09 21:25:21 robert] | |
| 66 | * | |
| 67 | * integrate changes below for norma_14 | |
| 68 | * [1992/11/09 16:42:52 robert] | |
| 69 | * | |
| 70 | * Revision 0.0 92/10/02 dwm | |
| 71 | * Add Comment: norma_port_location_hint requires send rights on 'port'. | |
| 72 | * | |
| 73 | * Revision 1.1 1992/11/05 20:59:18 robert | |
| 74 | * Initial revision | |
| 75 | * [92/10/02 dwm] | |
| 76 | * | |
| 77 | * $EndLog$ | |
| 78 | */ | |
| 79 | /* CMU_HIST */ | |
| 80 | /* | |
| 81 | * Revision 2.6 91/12/13 13:45:12 jsb | |
| 82 | * Moved non-exported interfaces to norma/norma_internal.defs. | |
| 83 | * Changed name of task_create_remote to norma_task_create. | |
| 84 | * Added comments. | |
| 85 | * | |
| 86 | * Revision 2.5 91/11/14 16:56:43 rpd | |
| 87 | * Picked up mysterious norma changes. | |
| 88 | * [91/11/14 rpd] | |
| 89 | * | |
| 90 | * Revision 2.4 91/08/28 11:15:08 jsb | |
| 91 | * Added KERNEL_USER definitions. | |
| 92 | * Removed norma_set_task_server. | |
| 93 | * Added task_create_remote, norma_copy_create. | |
| 94 | * [91/08/15 13:28:27 jsb] | |
| 95 | * | |
| 96 | * Revision 2.3 91/08/03 18:19:02 jsb | |
| 97 | * Removed norma_get_{host,host_priv,device}_port; | |
| 98 | * Use norma_{get,set}_special_port instead. | |
| 99 | * [91/07/25 07:51:11 jsb] | |
| 100 | * | |
| 101 | * Revision 2.2 91/06/06 17:07:57 jsb | |
| 102 | * First checkin. | |
| 103 | * [91/05/25 10:37:22 jsb] | |
| 104 | * | |
| 105 | */ | |
| 106 | /* CMU_ENDHIST */ | |
| 107 | /* | |
| 108 | * Mach Operating System | |
| 109 | * Copyright (c) 1991 Carnegie Mellon University | |
| 110 | * All Rights Reserved. | |
| 111 | * | |
| 112 | * Permission to use, copy, modify and distribute this software and its | |
| 113 | * documentation is hereby granted, provided that both the copyright | |
| 114 | * notice and this permission notice appear in all copies of the | |
| 115 | * software, derivative works or modified versions, and any portions | |
| 116 | * thereof, and that both notices appear in supporting documentation. | |
| 117 | * | |
| 118 | * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" | |
| 119 | * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR | |
| 120 | * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. | |
| 121 | * | |
| 122 | * Carnegie Mellon requests users of this software to return to | |
| 123 | * | |
| 124 | * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU | |
| 125 | * School of Computer Science | |
| 126 | * Carnegie Mellon University | |
| 127 | * Pittsburgh PA 15213-3890 | |
| 128 | * | |
| 129 | * any improvements or extensions that they make and grant Carnegie Mellon | |
| 130 | * the rights to redistribute these changes. | |
| 131 | */ | |
| 132 | /* | |
| 133 | */ | |
| 134 | ||
| 135 | subsystem | |
| 136 | #if KERNEL_USER | |
| 137 | KernelUser | |
| 138 | #endif KERNEL_USER | |
| 139 | #if KERNEL_SERVER | |
| 140 | KernelServer | |
| 141 | #endif KERNEL_SERVER | |
| 142 | mach_norma 555000; | |
| 143 | #ifdef KERNEL_USER | |
| 144 | userprefix r_; | |
| 145 | #endif KERNEL_USER | |
| 146 | ||
| 147 | #include <mach/std_types.defs> | |
| 148 | #include <mach/mach_types.defs> | |
| 149 | ||
| 150 | skip; | |
| 151 | ||
| 152 | /* | |
| 153 | * Specify a node upon which children tasks will be created. | |
| 154 | * This call exists only to allow testing with unmodified servers. | |
| 155 | * Server developers should use norma_task_create instead. | |
| 156 | */ | |
| 157 | routine task_set_child_node( | |
| 158 | target_task : task_t; | |
| 159 | child_node : int); | |
| 160 | ||
| 161 | /* | |
| 162 | * THIS CALL WILL BE ELIMINATED. | |
| 163 | * Use norma_port_location_hint(,mach_task_self(),) instead. | |
| 164 | */ | |
| 165 | routine norma_node_self( | |
| 166 | host : host_t; | |
| 167 | out node : int); | |
| 168 | ||
| 169 | skip; | |
| 170 | ||
| 171 | skip; | |
| 172 | ||
| 173 | /* | |
| 174 | * Create a task on the given node, possibly inheriting memory. | |
| 175 | * Same inheritance semantics as task_create, including inheritance | |
| 176 | * of initial ports and emulation library, except for memory: | |
| 177 | * inheritance attributes are ignored, so that all regions appear | |
| 178 | * in the child task, shared with the parent, until the parent | |
| 179 | * is destroyed. (The inheritance of the regions in the child | |
| 180 | * will, however, be set to match the parent.) | |
| 181 | * | |
| 182 | * This call is intended to support process migration, where the | |
| 183 | * inheritance semantics of norma_task_create would break migrated | |
| 184 | * programs that depended upon sharing relationships remaining | |
| 185 | * after migration. | |
| 186 | * | |
| 187 | * This call is not a true task migration call, in that it does not | |
| 188 | * migrate the port space, threads, and other non-address-space | |
| 189 | * attributes of the task. | |
| 190 | */ | |
| 191 | routine norma_task_clone( | |
| 192 | target_task : task_t; | |
| 193 | inherit_memory : boolean_t; | |
| 194 | child_node : int; | |
| 195 | out child_task : task_t); | |
| 196 | ||
| 197 | /* | |
| 198 | * Create a task on the given node, possibly inheriting memory. | |
| 199 | * Same inheritance semantics as task_create, including inheritance | |
| 200 | * of initial ports and emulation library. | |
| 201 | * Setting child_node to node_self forces local task creation. | |
| 202 | */ | |
| 203 | routine norma_task_create( | |
| 204 | target_task : task_t; | |
| 205 | inherit_memory : boolean_t; | |
| 206 | child_node : int; | |
| 207 | out child_task : task_t); | |
| 208 | ||
| 209 | /* | |
| 210 | * Get a given special port for a given node. | |
| 211 | * Norma special ports are defined in norma_special_ports.h; | |
| 212 | * examples include the master device port. | |
| 213 | * There are a limited number of slots available for system servers. | |
| 214 | */ | |
| 215 | routine norma_get_special_port( | |
| 216 | host_priv : host_priv_t; | |
| 217 | node : int; | |
| 218 | which : int; | |
| 219 | out port : mach_port_t); | |
| 220 | ||
| 221 | /* | |
| 222 | * Set a given special port for a given node. | |
| 223 | * See norma_get_special_port. | |
| 224 | */ | |
| 225 | routine norma_set_special_port( | |
| 226 | host_priv : host_priv_t; | |
| 227 | which : int; | |
| 228 | port : mach_port_t); | |
| 229 | ||
| 230 | /* | |
| 231 | * Just like norma_task_clone, except target_task is terminated, | |
| 232 | * allowing useful VM optimizations. | |
| 233 | */ | |
| 234 | routine norma_task_teleport( | |
| 235 | target_task : task_t; | |
| 236 | inherit_memory : boolean_t; | |
| 237 | child_node : int; | |
| 238 | out child_task : task_t); | |
| 239 | ||
| 240 | skip; | |
| 241 | ||
| 242 | skip; | |
| 243 | ||
| 244 | /* | |
| 245 | * Return best guess of port's current location. | |
| 246 | * Guaranteed to be a node where the port once was. | |
| 247 | * Guaranteed to be accurate if port has never moved. | |
| 248 | * Can be used to determine residence node for hosts, tasks, threads, etc. | |
| 249 | */ | |
| 250 | routine norma_port_location_hint( | |
| 251 | task : task_t; | |
| 252 | port : mach_port_t; | |
| 253 | out node : int); |