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| 35 | #ifndef KERN_THREAD_H_ |
35 | #ifndef KERN_THREAD_H_ |
| 36 | #define KERN_THREAD_H_ |
36 | #define KERN_THREAD_H_ |
| 37 | 37 | ||
| 38 | #include <synch/waitq.h> |
38 | #include <synch/waitq.h> |
| 39 | #include <proc/task.h> |
39 | #include <proc/task.h> |
| - | 40 | #include <time/timeout.h> |
|
| 40 | #include <cpu.h> |
41 | #include <cpu.h> |
| 41 | #include <synch/rwlock.h> |
42 | #include <synch/rwlock.h> |
| 42 | #include <adt/btree.h> |
43 | #include <adt/btree.h> |
| 43 | #include <mm/slab.h> |
44 | #include <mm/slab.h> |
| 44 | #include <arch/cpu.h> |
45 | #include <arch/cpu.h> |
| Line 53... | Line 54... | ||
| 53 | /* Thread flags */ |
54 | /* Thread flags */ |
| 54 | #define THREAD_FLAG_WIRED (1 << 0) /**< Thread cannot be migrated to another CPU. */ |
55 | #define THREAD_FLAG_WIRED (1 << 0) /**< Thread cannot be migrated to another CPU. */ |
| 55 | #define THREAD_FLAG_STOLEN (1 << 1) /**< Thread was migrated to another CPU and has not run yet. */ |
56 | #define THREAD_FLAG_STOLEN (1 << 1) /**< Thread was migrated to another CPU and has not run yet. */ |
| 56 | #define THREAD_FLAG_USPACE (1 << 2) /**< Thread executes in userspace. */ |
57 | #define THREAD_FLAG_USPACE (1 << 2) /**< Thread executes in userspace. */ |
| 57 | 58 | ||
| - | 59 | /** Thread states. */ |
|
| - | 60 | typedef enum { |
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| - | 61 | Invalid, /**< It is an error, if thread is found in this state. */ |
|
| - | 62 | Running, /**< State of a thread that is currently executing on some CPU. */ |
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| - | 63 | Sleeping, /**< Thread in this state is waiting for an event. */ |
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| - | 64 | Ready, /**< State of threads in a run queue. */ |
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| - | 65 | Entering, /**< Threads are in this state before they are first readied. */ |
|
| - | 66 | Exiting, /**< After a thread calls thread_exit(), it is put into Exiting state. */ |
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| - | 67 | Undead /**< Threads that were not detached but exited are in the Undead state. */ |
|
| - | 68 | } state_t; |
|
| - | 69 | ||
| - | 70 | /** Join types. */ |
|
| - | 71 | typedef enum { |
|
| - | 72 | None, |
|
| - | 73 | TaskClnp, /**< The thread will be joined by ktaskclnp thread. */ |
|
| - | 74 | TaskGC /**< The thread will be joined by ktaskgc thread. */ |
|
| - | 75 | } thread_join_type_t; |
|
| - | 76 | ||
| 58 | /** Thread structure. There is one per thread. */ |
77 | /** Thread structure. There is one per thread. */ |
| 59 | typedef struct thread { |
78 | typedef struct thread { |
| 60 | link_t rq_link; /**< Run queue link. */ |
79 | link_t rq_link; /**< Run queue link. */ |
| 61 | link_t wq_link; /**< Wait queue link. */ |
80 | link_t wq_link; /**< Wait queue link. */ |
| 62 | link_t th_link; /**< Links to threads within containing task. */ |
81 | link_t th_link; /**< Links to threads within containing task. */ |