sys/compat/mach/mach_thread.h

   1 /*      $NetBSD: mach_thread.h,v 1.18 2005/12/11 12:20:20 christos Exp $ */
   2
   3 /*-
   4  * Copyright (c) 2002-2003 The NetBSD Foundation, Inc.
   5  * All rights reserved.
   6  *
   7  * This code is derived from software contributed to The NetBSD Foundation
   8  * by Emmanuel Dreyfus
   9  *
  10  * Redistribution and use in source and binary forms, with or without
  11  * modification, are permitted provided that the following conditions
  12  * are met:
  13  * 1. Redistributions of source code must retain the above copyright
  14  *    notice, this list of conditions and the following disclaimer.
  15  * 2. Redistributions in binary form must reproduce the above copyright
  16  *    notice, this list of conditions and the following disclaimer in the
  17  *    documentation and/or other materials provided with the distribution.
  18  *
  19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
  20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
  22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
  23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
  24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
  25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
  26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
  27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
  28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
  29  * POSSIBILITY OF SUCH DAMAGE.
  30  */
  31
  32 #ifndef _MACH_THREAD_H_
  33 #define _MACH_THREAD_H_
  34
  35 #include <sys/types.h>
  36 #include <sys/param.h>
  37 #include <sys/signal.h>
  38 #include <sys/proc.h>
  39
  40 #include <compat/mach/mach_types.h>
  41 #include <compat/mach/mach_message.h>
  42
  43 /* For mach_create_thread_child() */
  44 struct mach_create_thread_child_args {
  45         struct lwp *mctc_lwp;
  46         struct lwp *mctc_oldlwp;
  47         mach_natural_t *mctc_state;
  48         int mctc_flavor;
  49         int mctc_child_done;
  50 };
  51
  52 /* For mach_sys_syscall_thread_switch() */
  53 #define MACH_SWITCH_OPTION_NONE 0
  54 #define MACH_SWITCH_OPTION_DEPRESS      1
  55 #define MACH_SWITCH_OPTION_WAIT 2
  56 #define MACH_SWITCH_OPTION_IDLE 3
  57
  58 /* For mach_thread_info */
  59 #define MACH_THREAD_BASIC_INFO 3
  60 struct mach_thread_basic_info {
  61         mach_time_value_t       user_time;
  62         mach_time_value_t       system_time;
  63         mach_integer_t  cpu_usage;
  64         mach_policy_t   policy;
  65         mach_integer_t  run_state;
  66         mach_integer_t  flags;
  67         mach_integer_t  suspend_count;
  68         mach_integer_t  sleep_time;
  69 };
  70 #define MACH_TH_STATE_RUNNING           1
  71 #define MACH_TH_STATE_STOPPED           2
  72 #define MACH_TH_STATE_WAITING           3
  73 #define MACH_TH_STATE_UNINTERRUPTIBLE   4
  74 #define MACH_TH_STATE_HALTED            5
  75
  76 #define MACH_TH_FLAGS_SWAPPED   1
  77 #define MACH_TH_FLAGS_IDLE      2
  78
  79 #define MACH_THREAD_SCHED_TIMESHARE_INFO 10
  80 struct mach_policy_timeshare_info {
  81         mach_integer_t max_priority;
  82         mach_integer_t base_priority;
  83         mach_integer_t cur_priority;
  84         mach_boolean_t depressed;
  85         mach_integer_t depress_priority;
  86 };
  87
  88 #define MACH_THREAD_SCHED_RR_INFO       11
  89 #define MACH_THREAD_SCHED_FIFO_INFO     12
  90
  91 /* For mach_policy_t */
  92 #define MACH_THREAD_STANDARD_POLICY     1
  93 #define MACH_THREAD_TIME_CONSTRAINT_POLICY 2
  94 #define MACH_THREAD_PRECEDENCE_POLICY   3
  95
  96 /* thread_policy */
  97
  98 typedef struct {
  99         mach_msg_header_t req_msgh;
 100         mach_ndr_record_t req_ndr;
 101         mach_policy_t req_policy;
 102         mach_msg_type_number_t req_count;
 103         mach_integer_t req_base[0];
 104         mach_boolean_t req_setlimit;
 105 } mach_thread_policy_request_t;
 106
 107 typedef struct {
 108         mach_msg_header_t rep_msgh;
 109         mach_ndr_record_t rep_ndr;
 110         mach_kern_return_t rep_retval;
 111         mach_msg_trailer_t rep_trailer;
 112 } mach_thread_policy_reply_t;
 113
 114 /* mach_thread_create_running */
 115
 116 typedef struct {
 117         mach_msg_header_t req_msgh;
 118         mach_ndr_record_t req_ndr;
 119         mach_thread_state_flavor_t req_flavor;
 120         mach_msg_type_number_t req_count;
 121         mach_natural_t req_state[0];
 122 } mach_thread_create_running_request_t;
 123
 124 typedef struct {
 125         mach_msg_header_t rep_msgh;
 126         mach_msg_body_t rep_body;
 127         mach_msg_port_descriptor_t rep_child_act;
 128         mach_msg_trailer_t rep_trailer;
 129 } mach_thread_create_running_reply_t;
 130
 131 /* mach_thread_info */
 132
 133 typedef struct {
 134         mach_msg_header_t req_msgh;
 135         mach_ndr_record_t req_ndr;
 136         mach_thread_flavor_t req_flavor;
 137         mach_msg_type_number_t req_count;
 138 } mach_thread_info_request_t;
 139
 140 typedef struct {
 141         mach_msg_header_t rep_msgh;
 142         mach_ndr_record_t rep_ndr;
 143         mach_kern_return_t rep_retval;
 144         mach_msg_type_number_t rep_count;
 145         mach_integer_t rep_out[12];
 146         mach_msg_trailer_t rep_trailer;
 147 } mach_thread_info_reply_t;
 148
 149 /* thread_get_state */
 150
 151 typedef struct {
 152         mach_msg_header_t req_msgh;
 153         mach_ndr_record_t req_ndr;
 154         mach_thread_state_flavor_t req_flavor;
 155         mach_msg_type_number_t req_count;
 156 } mach_thread_get_state_request_t;
 157
 158 typedef struct {
 159         mach_msg_header_t rep_msgh;
 160         mach_ndr_record_t rep_ndr;
 161         mach_kern_return_t rep_retval;
 162         mach_msg_type_number_t rep_count;
 163         mach_integer_t rep_state[144];
 164         mach_msg_trailer_t rep_trailer;
 165 } mach_thread_get_state_reply_t;
 166
 167 /* mach_thread_set_state */
 168
 169 typedef struct {
 170         mach_msg_header_t req_msgh;
 171         mach_ndr_record_t req_ndr;
 172         mach_thread_state_flavor_t req_flavor;
 173         mach_msg_type_number_t req_count;
 174         mach_integer_t req_state[0];
 175 } mach_thread_set_state_request_t;
 176
 177 typedef struct {
 178         mach_msg_header_t rep_msgh;
 179         mach_ndr_record_t rep_ndr;
 180         mach_kern_return_t rep_retval;
 181         mach_msg_trailer_t rep_trailer;
 182 } mach_thread_set_state_reply_t;
 183
 184 /* thread_suspend */
 185
 186 typedef struct {
 187         mach_msg_header_t req_msgh;
 188 } mach_thread_suspend_request_t;
 189
 190 typedef struct {
 191         mach_msg_header_t rep_msgh;
 192         mach_ndr_record_t rep_ndr;
 193         mach_kern_return_t rep_retval;
 194         mach_msg_trailer_t rep_trailer;
 195 } mach_thread_suspend_reply_t;
 196
 197 /* thread_resume */
 198
 199 typedef struct {
 200         mach_msg_header_t req_msgh;
 201 } mach_thread_resume_request_t;
 202
 203 typedef struct {
 204         mach_msg_header_t rep_msgh;
 205         mach_ndr_record_t rep_ndr;
 206         mach_kern_return_t rep_retval;
 207         mach_msg_trailer_t rep_trailer;
 208 } mach_thread_resume_reply_t;
 209
 210 /* thread_abort */
 211
 212 typedef struct {
 213         mach_msg_header_t req_msgh;
 214 } mach_thread_abort_request_t;
 215
 216 typedef struct {
 217         mach_msg_header_t rep_msgh;
 218         mach_ndr_record_t rep_ndr;
 219         mach_kern_return_t rep_retval;
 220         mach_msg_trailer_t rep_trailer;
 221 } mach_thread_abort_reply_t;
 222
 223 /* thread_set_policy */
 224
 225 typedef struct {
 226         mach_msg_header_t req_msgh;
 227         mach_msg_body_t req_body;
 228         mach_msg_port_descriptor_t req_pset;
 229         mach_ndr_record_t req_ndr;
 230         mach_policy_t req_policy;
 231         mach_msg_type_number_t req_base_count;
 232         mach_integer_t req_base[0];
 233         mach_msg_type_number_t req_limit_count;
 234         mach_integer_t req_limit[0];
 235 } mach_thread_set_policy_request_t;
 236
 237 typedef struct {
 238         mach_msg_header_t rep_msgh;
 239         mach_ndr_record_t rep_ndr;
 240         mach_kern_return_t rep_retval;
 241         mach_msg_trailer_t rep_trailer;
 242 } mach_thread_set_policy_reply_t;
 243
 244 /* These are machine dependent functions */
 245 int mach_thread_get_state_machdep(struct lwp *, int, void *, int *);
 246 int mach_thread_set_state_machdep(struct lwp *, int, void *);
 247 void mach_create_thread_child(void *);
 248
 249 #endif /* _MACH_THREAD_H_ */