| 1 | /*
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| 2 | * Copyright (c) 2010 Stanislav Kozina
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| 3 | * All rights reserved.
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| 4 | *
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| 5 | * Redistribution and use in source and binary forms, with or without
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| 6 | * modification, are permitted provided that the following conditions
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| 7 | * are met:
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| 8 | *
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| 9 | * - Redistributions of source code must retain the above copyright
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| 10 | * notice, this list of conditions and the following disclaimer.
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| 11 | * - Redistributions in binary form must reproduce the above copyright
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| 12 | * notice, this list of conditions and the following disclaimer in the
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| 13 | * documentation and/or other materials provided with the distribution.
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| 14 | * - The name of the author may not be used to endorse or promote products
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| 15 | * derived from this software without specific prior written permission.
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| 16 | *
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| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
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| 18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
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| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
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| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
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| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
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| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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| 23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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| 25 | * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
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| 26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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| 27 | */
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| 28 |
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| 29 | /** @addtogroup generic
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| 30 | * @{
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| 31 | */
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| 32 | /** @file taskinfo.h Contains all thread and task defs common for
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| 33 | * kernel and uspace.
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| 34 | */
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| 35 |
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| 36 | #ifndef KERN_PS_TASKINFO_H_
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| 37 | #define KERN_PS_TASKINFO_H_
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| 38 |
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| 39 | #ifdef KERNEL
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| 40 | #include <typedefs.h>
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| 41 | #else
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| 42 | #include <thread.h>
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| 43 | #endif
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| 44 |
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| 45 | #define TASK_NAME_BUFLEN 20
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| 46 |
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| 47 | typedef struct {
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| 48 | char name[TASK_NAME_BUFLEN];
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| 49 | size_t pages;
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| 50 | int thread_count;
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| 51 | uint64_t cycles;
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| 52 | uint64_t ucycles;
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| 53 | uint64_t kcycles;
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| 54 | } task_info_t;
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| 55 |
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| 56 | /** Thread states. */
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| 57 | typedef enum {
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| 58 | /** It is an error, if thread is found in this state. */
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| 59 | Invalid,
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| 60 | /** State of a thread that is currently executing on some CPU. */
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| 61 | Running,
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| 62 | /** Thread in this state is waiting for an event. */
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| 63 | Sleeping,
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| 64 | /** State of threads in a run queue. */
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| 65 | Ready,
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| 66 | /** Threads are in this state before they are first readied. */
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| 67 | Entering,
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| 68 | /** After a thread calls thread_exit(), it is put into Exiting state. */
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| 69 | Exiting,
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| 70 | /** Threads that were not detached but exited are Lingering. */
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| 71 | Lingering
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| 72 | } state_t;
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| 73 |
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| 74 | typedef struct {
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| 75 | thread_id_t tid;
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| 76 | state_t state;
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| 77 | int priority;
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| 78 | uint64_t cycles;
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| 79 | uint64_t ucycles;
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| 80 | uint64_t kcycles;
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| 81 | unsigned int cpu;
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| 82 | } thread_info_t;
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| 83 |
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| 84 |
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| 85 | #endif
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| 86 |
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| 87 | /** @}
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| 88 | */
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