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ISIX-RTOS - small operating system for ARM microcontrollers 1.2
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port_scheduler.h
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00001 #ifndef __PORT_SCHEDULER_H 00002 #define __PORT_SCHEDULER_H 00003 /*-----------------------------------------------------------------------*/ 00004 #ifdef __cplusplus 00005 extern "C" { 00006 namespace isix { 00007 #endif /*__cplusplus*/ 00008 00009 /*-----------------------------------------------------------------------*/ 00010 #ifdef __cplusplus 00011 static const unsigned ISIX_PORT_SCHED_MIN_STACK_DEPTH = 112; 00012 #else 00013 //Minimum stack depth 00014 #define ISIX_PORT_SCHED_MIN_STACK_DEPTH 112 00015 #endif /*__cplusplus*/ 00016 /*-----------------------------------------------------------------------*/ 00017 void port_yield( void ); 00018 00019 /*-----------------------------------------------------------------------*/ 00020 00021 void port_start_first_task( void ); 00022 00023 /*-----------------------------------------------------------------------*/ 00024 //TODO: IRQ lock and IRQ unlock 00025 void port_set_interrupt_mask( void ); 00026 00027 void port_clear_interrupt_mask( void ); 00028 /*-----------------------------------------------------------------------*/ 00029 //Cleanup task for example dealocate memory 00030 #ifdef __cplusplus 00031 static inline void port_cleanup_task(void */*sp*/) {} 00032 #else 00033 #define port_cleanup_task(p) do {} while(0) 00034 #endif 00035 /*-----------------------------------------------------------------------*/ 00036 //Idle task additional 00037 static inline void port_idle_cpu( void ) 00038 { 00039 #ifndef ISIX_DEBUG 00040 asm volatile("wfi\t\n"); 00041 #endif 00042 } 00043 00044 /*-----------------------------------------------------------------------*/ 00045 #ifdef __cplusplus 00046 } //end namespace 00047 } //end extern-C 00048 #endif /* __cplusplus */ 00049 00050 /*-----------------------------------------------------------------------*/ 00051 #endif 00052
