lwp_threads.h

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#ifndef __LWP_THREADS_H__
#define __LWP_THREADS_H__

#include <gctypes.h>
#include <stdlib.h>
#include "lwp_states.h"
#include "lwp_tqdata.h"
#include "lwp_watchdog.h"
#include "lwp_objmgr.h"
#include "context.h"

//#define _LWPTHREADS_DEBUG
#define LWP_TIMESLICE_TIMER_ID          0x00070040

#ifdef __cplusplus
extern "C" {
#endif

typedef enum
{
    LWP_CPU_BUDGET_ALGO_NONE = 0,
    LWP_CPU_BUDGET_ALGO_TIMESLICE
} lwp_cpu_budget_algorithms;

typedef struct _lwpwaitinfo {
    u32 id;
    u32 cnt;
    void *ret_arg;
    void *ret_arg_1;
    u32 option;
    u32 ret_code;
    lwp_queue block2n;
    lwp_thrqueue *queue;
} lwp_waitinfo;

typedef struct _lwpcntrl {
    lwp_obj object;
    u8  cur_prio,real_prio;
    u32 suspendcnt,res_cnt;
    u32 isr_level;
    u32 cur_state;
    u32 cpu_time_budget;
    lwp_cpu_budget_algorithms budget_algo;
    bool is_preemptible;
    lwp_waitinfo wait;
    prio_cntrl priomap;
    wd_cntrl timer;

    void* (*entry)(void *);
    void *arg;
    void *stack;
    u32 stack_size;
    u8 stack_allocated;
    lwp_queue *ready;
    lwp_thrqueue join_list;
    frame_context context;      //16
    void *libc_reent;
} lwp_cntrl, *lwp_cntrl_t;

extern lwp_cntrl *_thr_main;
extern lwp_cntrl *_thr_idle;
extern lwp_cntrl *_thr_executing;
extern lwp_cntrl *_thr_heir;
extern lwp_cntrl *_thr_allocated_fp;
extern vu32 _context_switch_want;
extern vu32 _thread_dispatch_disable_level;

extern wd_cntrl _lwp_wd_timeslice;
extern void **__lwp_thr_libc_reent;
extern lwp_queue _lwp_thr_ready[];

void __thread_dispatch();
void __lwp_thread_yield();
void __lwp_thread_closeall();
void __lwp_thread_setstate(lwp_cntrl *,u32);
void __lwp_thread_clearstate(lwp_cntrl *,u32);
void __lwp_thread_changepriority(lwp_cntrl *,u32,u32);
void __lwp_thread_setpriority(lwp_cntrl *,u32);
void __lwp_thread_settransient(lwp_cntrl *);
void __lwp_thread_suspend(lwp_cntrl *);
void __lwp_thread_resume(lwp_cntrl *,u32);
void __lwp_thread_loadenv(lwp_cntrl *);
void __lwp_thread_ready(lwp_cntrl *);
u32 __lwp_thread_init(lwp_cntrl *,void *,u32,u32,u32,bool);
u32 __lwp_thread_start(lwp_cntrl *,void* (*)(void*),void *);
void __lwp_thread_exit(void *);
void __lwp_thread_close(lwp_cntrl *);
void __lwp_thread_startmultitasking();
void __lwp_thread_stopmultitasking(void (*exitfunc)());
lwp_obj* __lwp_thread_getobject(lwp_cntrl *);
u32 __lwp_evaluatemode();

u32 __lwp_isr_in_progress();
void __lwp_thread_resettimeslice();
void __lwp_rotate_readyqueue(u32);
void __lwp_thread_delayended(void *);
void __lwp_thread_tickle_timeslice(void *);

#ifdef LIBOGC_INTERNAL
#include <libogc/lwp_threads.inl>
#endif

#ifdef __cplusplus
    }
#endif

#endif