101 lines
3.1 KiB
C
101 lines
3.1 KiB
C
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#ifndef PT_TASK_H
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#define PT_TASK_H
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#include "pt.h"
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#include "pt_sem.h"
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#include "pt_ext.h"
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#include "pt_pm.h"
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/*
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* Structure for registered entries
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* Contains the name, protothread control structure, and function pointers
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* for initialization and entry functions.
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*/
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typedef struct pt pt_t;
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typedef struct
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{
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const char name[24]; /* Entry name */
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pt_t* pt; /* Protothread control structure */
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int status;
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int (*fn_entry)(pt_t *pt); /* Function pointer */
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} pt_task_t;
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/*
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* Register a scheduling entry function
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* \param obj_name Unique identifier for the entry (max 7 chars)
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* \param pt_ptr Protothread control structure pointer
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* \param entry_func Entry point function (int (*)(pt_t *))
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*/
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/*
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* Register a scheduling entry function
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* @param obj_name Unique identifier for the entry (max 7 chars)
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* @param pt_ptr Protothread control structure pointer
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* @param init_func Initialization function (int (*)(pt_t *))
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* @param entry_func Entry point function (int (*)(pt_t *))
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*/
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#define PT_TASK_OBJ(obj_name) _pt_task_object_##obj_name
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//#define PT_TASK_OBJ_DECL(obj_name) pt_task_t PT_TASK_OBJ(obj_name)
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/*
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* Specific section boundary accessors for PT_SCHEDULE_SECTION
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*/
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#ifdef __CC_ARM
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/* MDK ARM Compiler specific macros for PT_SCHEDULE_SECTION */
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#define PT_TASK_OBJ_START ((uint32_t)&PT_TASK_OBJ(start))
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#define PT_TASK_OBJ_END ((uint32_t)&PT_TASK_OBJ(end))
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#elif defined(__GNUC__)
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extern char __start_PT_SCHEDULE[];
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extern char __stop_PT_SCHEDULE[];
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#define PT_SCHEDULE_START (uint32_t)__start_PT_SCHEDULE
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#define PT_SCHEDULE_END (uint32_t)__stop_PT_SCHEDULE
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#endif
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#define PT_TASK_DECL(obj_name,level,entry_func) \
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static pt_t _pt_object_##obj_name; \
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static pt_task_t _pt_task_object_##obj_name\
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__attribute__((section("task._pt_obj_"#level), used)) = { \
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.name = #obj_name, \
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.pt = &(_pt_object_##obj_name), \
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.fn_entry =(entry_func) \
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}
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#define PT_TASK_START(entry_func) PT_TASK_DECL(start,"00",entry_func)
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#define PT_TASK_BOARD_REG(entry_func) PT_TASK_DECL(entry_func,"01",entry_func)
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#define PT_TASK_DRIVER_REG(entry_func) PT_TASK_DECL(entry_func,"02",entry_func)
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#define PT_TASK_DEVICE_REG(entry_func) PT_TASK_DECL(entry_func,"03",entry_func)
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#define PT_TASK_COMPONENT_REG(entry_func) PT_TASK_DECL(entry_func,"04",entry_func)
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#define PT_TASK_THID_REG(entry_func) PT_TASK_DECL(entry_func,"05",entry_func)
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#define PT_TASK_APP_REG(entry_func) PT_TASK_DECL(entry_func,"06",entry_func)
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#define PT_TASK_END(entry_func) PT_TASK_DECL(end,"99",entry_func)
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/*
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* Prototypes for auto management functions
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*/
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void pt_task_init(void);
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void pt_task_schedule(void);
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bool pt_task_is_active(pt_task_t *task);
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bool pt_task_all_idle(void);
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#endif
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