QK/C++ preemptive kernel core functions.
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#include "qf_port.hpp"
#include "qf_pkg.hpp"
#include "qassert.h"
#include "qs_port.hpp"
#include "qs_pkg.hpp"
Go to the source code of this file.
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| namespace | QP |
| | namespace associated with the QP/C++ framework
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| static void | initial_events (void) |
| | process all events posted during initialization */ More...
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| std::uint_fast8_t | QK_sched_ (void) noexcept |
| | QK scheduler finds the highest-priority thread ready to run. More...
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| void | QK_activate_ (void) noexcept |
| | QK activator activates the next active object. The activated AO preempts. More...
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- Date
- Last updated on: 2021-12-23
- Version
- Last updated for: Version 7.0.0, 2022-04-30
Definition in file qk.cpp.
◆ QK_sched_()
| std::uint_fast8_t QK_sched_ |
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void |
| ) |
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noexcept |
- Description
- The QK scheduler finds out the priority of the highest-priority AO that (1) has events to process and (2) has priority that is above the current priority.
- Returns
- the 1-based priority of the the active object, or zero if no eligible active object is ready to run.
- Attention
- QK_sched_() must be always called with interrupts disabled and returns with interrupts disabled.
Definition at line 321 of file qk.cpp.
◆ QK_activate_()
| void QK_activate_ |
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void |
| ) |
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noexcept |
- Description
- QK_activate_() activates ready-to run AOs that are above the initial active priority (QK_attr_.actPrio).
- Note
- The activator might enable interrupts internally, but always returns with interrupts disabled.
Definition at line 348 of file qk.cpp.
◆ QK_attr_
