christoph/lecture-operating-system-development
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merged cleanup

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This commit is contained in:
Christoph Urlacher
2022-07-24 21:12:31 +02:00
parent 5ff3d72bfd
commit 6481bae5f6
92 changed files with 663 additions and 755 deletions
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18
c_os/kernel/threads/Scheduler.h
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@ -9,8 +9,8 @@
* Autor: Michael, Schoettner, HHU, 22.8.2016 *
*****************************************************************************/
#ifndef __Scheduler_include__
#define __Scheduler_include__
#ifndef Scheduler_include__
#define Scheduler_include__
#include "kernel/threads/Thread.h"
#include "user/lib/Logger.h"
@ -33,8 +33,8 @@ private:
unsigned int idle_tid = 0U;
// Roughly the old dispatcher functionality
/*[[noreturn]]*/ void start(bse::vector<bse::unique_ptr<Thread>>::iterator next); // Start next without prev
/*[[noreturn]]*/ void switch_to(Thread* prev_raw, bse::vector<bse::unique_ptr<Thread>>::iterator next); // Switch from prev to next
void start(bse::vector<bse::unique_ptr<Thread>>::iterator next); // Start next without prev
void switch_to(Thread* prev_raw, bse::vector<bse::unique_ptr<Thread>>::iterator next); // Switch from prev to next
// Kann nur vom Idle-Thread aufgerufen werden (erster Thread der vom Scheduler gestartet wird)
void enable_preemption(unsigned int tid) { idle_tid = tid; }
@ -63,7 +63,7 @@ public:
bool preemption_enabled() const { return idle_tid != 0U; }
// Scheduler starten
/*[[noreturn]]*/ void schedule();
void schedule();
// Helper that directly constructs the thread, then readys it
template<typename T, typename... Args>
@ -80,7 +80,7 @@ public:
// NOTE: When a thread exits itself it will disappear...
// Maybe put exited threads in an exited queue?
// Then they would have to be acquired from there to exit...
/* [[noreturn]] */ void exit(); // Returns on error because we don't have exceptions
void exit(); // Returns on error because we don't have exceptions
// Thread mit 'Gewalt' terminieren
void kill(unsigned int tid, bse::unique_ptr<Thread>* ptr);
@ -94,13 +94,13 @@ public:
void nice_kill(unsigned int tid) { nice_kill(tid, nullptr); }
// CPU freiwillig abgeben und Auswahl des naechsten Threads
/* [[noreturn]] */ void yield(); // Returns when only the idle thread runs
void yield(); // Returns when only the idle thread runs
// Thread umschalten; wird aus der ISR des PITs gerufen
/* [[noreturn]] */ void preempt(); // Returns when only the idle thread runs
void preempt(); // Returns when only the idle thread runs
// Blocks current thread (move to block_queue)
/* [[noreturn]] */ void block(); // Returns on error because we don't have exceptions
void block(); // Returns on error because we don't have exceptions
// Deblock by tid (move to ready_queue)
void deblock(unsigned int tid);