#include <config.h>
#include <mem.h>
Include dependency graph for tm.h:
Go to the source code of this file.
Defines | |
| #define | PRIO_LOWEST 1 |
| The lowest possible task priority. | |
| #define | PRIO_NORMAL 10 |
| The priority of most tasks. | |
| #define | PRIO_HIGHEST 20 |
| The highest possible task priority. | |
| #define | T_DEAD 0 |
| dead and gone, stack freed | |
| #define | T_ZOMBIE 1 |
| terminated, cleanup pending | |
| #define | T_WAITING 2 |
| waiting for an event | |
| #define | T_SLEEPING 3 |
| sleeping. wants to run. | |
| #define | T_RUNNING 4 |
| running | |
| #define | T_KERNEL (1 << 0) |
| kernel task | |
| #define | T_USER (1 << 1) |
| user task | |
| #define | T_IDLE (1 << 2) |
| idle task | |
| #define | T_SHUTDOWN (1 << 7) |
| shutdown requested | |
| #define | DEFAULT_STACK_SIZE 512 |
| that's enough. | |
| #define | shutdown_requested() ((ctid->tflags & T_SHUTDOWN) != 0) |
| test to see if task has been asked to shutdown | |
Typedefs | |
| typedef volatile unsigned char | tstate_t |
| task state type | |
| typedef volatile unsigned char | tflags_t |
| task flags type | |
| typedef unsigned char | priority_t |
| task priority type | |
| typedef unsigned long | wakeup_t |
| wakeup data area type | |
| typedef signed int | tid_t |
| task id type | |
Variables | |
| tdata_t * | ctid |
Definition in file tm.h.
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that's enough.
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The highest possible task priority.
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The lowest possible task priority.
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The priority of most tasks.
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test to see if task has been asked to shutdown Check task shutdown flag. If set, the task should shutdown as soon as possible. If clear, continue running. |
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dead and gone, stack freed
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idle task
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kernel task
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running
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shutdown requested
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sleeping. wants to run.
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user task
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waiting for an event
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terminated, cleanup pending
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task priority type
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task flags type
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task id type In effect, the kernel simply typecasts *tdata_t to tid_t. |
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task state type
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wakeup data area type
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brickOS is released under the
Mozilla Public License.
Original code copyright 1998-2002 by the authors. |
1.3.5