OSThread.c File Reference

#include <dolphin.h>
#include "__os.h"
#include <dolphin/os.h>

Macros
#define	ENQUEUE_THREAD(thread, queue, link)
#define	DEQUEUE_THREAD(thread, queue, link)
#define	ENQUEUE_THREAD_PRIO(thread, queue, link)
#define	DEQUEUE_HEAD(thread, queue, link)
#define	ALIGN4(val)
#define	ALIGN8(val)
#define	ASSERTREPORT(line, cond)

Functions
static void	OSInitMutexQueue (struct OSMutexQueue *queue)
void	OSInitThreadQueue (struct OSThreadQueue *queue)
struct OSThread *	OSGetCurrentThread ()
static void	__OSSwitchThread (struct OSThread *nextThread)
int	OSIsThreadSuspended (struct OSThread *thread)
int	OSIsThreadTerminated (struct OSThread *thread)
static int	__OSIsThreadActive (struct OSThread *thread)
long	OSDisableScheduler ()
long	OSEnableScheduler ()
static void	SetRun (struct OSThread *thread)
static void	UnsetRun (struct OSThread *thread)
static struct OSThread *	SetEffectivePriority (struct OSThread *thread, long priority)
static void	UpdatePriority (struct OSThread *thread)
static struct OSThread *	SelectThread (int yield)
void	OSYieldThread (void)
void	OSExitThread (void *val)
void	OSCancelThread (struct OSThread *thread)
int	OSJoinThread (struct OSThread *thread, void *val)
void	OSDetachThread (struct OSThread *thread)
long	OSResumeThread (struct OSThread *thread)
void	OSSleepThread (struct OSThreadQueue *queue)
void	OSWakeupThread (struct OSThreadQueue *queue)
int	OSSetThreadPriority (struct OSThread *thread, long priority)
long	OSGetThreadPriority (struct OSThread *thread)
struct OSThread *	OSSetIdleFunction (void(*idleFunction)(void *), void *param, void *stack, unsigned long stackSize)
struct OSThread *	OSGetIdleFunction ()
static int	CheckThreadQueue (struct OSThreadQueue *queue)
static int	IsMember (struct OSThreadQueue *queue, struct OSThread *thread)
long	OSCheckActiveThreads ()
void	__OSThreadInit ()
long	__OSGetEffectivePriority (struct OSThread *thread)
void	__OSPromoteThread (struct OSThread *thread, long priority)
void	__OSReschedule (void)
int	OSCreateThread (struct OSThread *thread, void *(*func)(void *), void *param, void *stack, unsigned long stackSize, long priority, unsigned short attr)
long	OSSuspendThread (struct OSThread *thread)

Variables
unsigned char	_stack_end []
unsigned char	_stack_addr []
static struct OSThreadQueue	RunQueue [32]
static struct OSThread	IdleThread
static struct OSThread	DefaultThread
static struct OSContext	IdleContext
static volatile unsigned long	RunQueueBits
static volatile int	RunQueueHint
static long	Reschedule

Macro Definition Documentation

ENQUEUE_THREAD

#define ENQUEUE_THREAD	(		thread,
			queue,
			link )

Value:

do {                                                                      \
    struct OSThread* __prev = (queue)->tail;                              \
    if (__prev == NULL) {                                                 \
        (queue)->head = (thread);                                         \
    } else {                                                              \
        __prev->link.next = (thread);                                     \
    }                                                                     \
    (thread)->link.prev = __prev;                                         \
    (thread)->link.next = 0;                                              \
    (queue)->tail = (thread);                                             \
} while (0);

DEQUEUE_THREAD

#define DEQUEUE_THREAD	(		thread,
			queue,
			link )

Value:

do {                                                                      \
    struct OSThread* __next = (thread)->link.next;                        \
    struct OSThread* __prev = (thread)->link.prev;                        \
    if (__next == NULL) {                                                 \
        (queue)->tail = __prev;                                           \
    } else {                                                              \
        __next->link.prev = __prev;                                       \
    }                                                                     \
    if (__prev == NULL) {                                                 \
        (queue)->head = __next;                                           \
    } else {                                                              \
        __prev->link.next = __next;                                       \
    }                                                                     \
} while (0);

ENQUEUE_THREAD_PRIO

#define ENQUEUE_THREAD_PRIO	(		thread,
			queue,
			link )

Value:

do {                                                                      \
    struct OSThread* __prev;                                              \
    struct OSThread* __next;                                              \
    for (__next = (queue)->head;                                          \
         __next && (__next->priority <= (thread)->priority);              \
         __next = __next->link.next);                                     \
                                                                          \
    if (__next == NULL) {                                                 \
        ENQUEUE_THREAD(thread, queue, link);                              \
    } else {                                                              \
        (thread)->link.next = __next;                                     \
        __prev = __next->link.prev;                                       \
        __next->link.prev = (thread);                                     \
        (thread)->link.prev = __prev;                                     \
        if (__prev == NULL) {                                             \
            (queue)->head = (thread);                                     \
        } else {                                                          \
            __prev->link.next = (thread);                                 \
        }                                                                 \
    }                                                                     \
} while (0);

DEQUEUE_HEAD

#define DEQUEUE_HEAD	(		thread,
			queue,
			link )

Value:

do {                                                                      \
    struct OSThread* __next = thread->link.next;                          \
    if (__next == NULL) {                                                 \
        (queue)->tail = 0;                                                \
    } else {                                                              \
        __next->link.prev = 0;                                            \
    }                                                                     \
    (queue)->head = __next;                                               \
} while (0);

ALIGN4

#define ALIGN4

(

val

)

Value:

(((val) + 0x3) & ~0x3)

ALIGN8

#define ALIGN8

(

val

)

Value:

(((val) + 0x7) & ~0x7)

ASSERTREPORT

#define ASSERTREPORT	(		line,
			cond )

Value:

if (!(cond)) {                                                            \
    OSReport("OSCheckActiveThreads: Failed " #cond " in %d\n", line);     \
    OSPanic(__FILE__, line, "");                                          \
}

Function Documentation

OSInitMutexQueue()

void OSInitMutexQueue ( struct OSMutexQueue * queue )

static

OSInitThreadQueue()

void OSInitThreadQueue

(

struct OSThreadQueue *

queue

)

OSGetCurrentThread()

struct OSThread * OSGetCurrentThread

(

void

)

__OSSwitchThread()

void __OSSwitchThread ( struct OSThread * nextThread )

static

OSIsThreadSuspended()

int OSIsThreadSuspended

(

struct OSThread *

thread

)

OSIsThreadTerminated()

int OSIsThreadTerminated

(

struct OSThread *

thread

)

__OSIsThreadActive()

int __OSIsThreadActive ( struct OSThread * thread )

static

OSDisableScheduler()

long OSDisableScheduler

(

void

)

OSEnableScheduler()

long OSEnableScheduler

(

void

)

SetRun()

void SetRun ( struct OSThread * thread )

static

UnsetRun()

void UnsetRun ( struct OSThread * thread )

static

SetEffectivePriority()

struct OSThread * SetEffectivePriority ( struct OSThread * thread, long priority )

static

UpdatePriority()

void UpdatePriority ( struct OSThread * thread )

static

SelectThread()

struct OSThread * SelectThread ( int yield )

static

OSYieldThread()

void OSYieldThread

(

void

)

OSExitThread()

void OSExitThread

(

void *

val

)

OSCancelThread()

void OSCancelThread

(

struct OSThread *

thread

)

OSJoinThread()

int OSJoinThread	(	struct OSThread *	thread,
		void *	val )

OSDetachThread()

void OSDetachThread

(

struct OSThread *

thread

)

OSResumeThread()

long OSResumeThread

(

struct OSThread *

thread

)

OSSleepThread()

void OSSleepThread

(

struct OSThreadQueue *

queue

)

OSWakeupThread()

void OSWakeupThread

(

struct OSThreadQueue *

queue

)

OSSetThreadPriority()

int OSSetThreadPriority	(	struct OSThread *	thread,
		long	priority )

OSGetThreadPriority()

long OSGetThreadPriority

(

struct OSThread *

thread

)

OSSetIdleFunction()

struct OSThread * OSSetIdleFunction	(	void(*	idleFunction )(void *),
		void *	param,
		void *	stack,
		unsigned long	stackSize )

OSGetIdleFunction()

struct OSThread * OSGetIdleFunction

(

)

CheckThreadQueue()

int CheckThreadQueue ( struct OSThreadQueue * queue )

static

IsMember()

int IsMember ( struct OSThreadQueue * queue, struct OSThread * thread )

static

OSCheckActiveThreads()

long OSCheckActiveThreads

(

void

)

__OSThreadInit()

void __OSThreadInit

(

void

)

__OSGetEffectivePriority()

long __OSGetEffectivePriority

(

struct OSThread *

thread

)

__OSPromoteThread()

void __OSPromoteThread	(	struct OSThread *	thread,
		long	priority )

__OSReschedule()

void __OSReschedule

(

void

)

OSCreateThread()

int OSCreateThread	(	struct OSThread *	thread,
		void *(*	func )(void *),
		void *	param,
		void *	stack,
		unsigned long	stackSize,
		long	priority,
		unsigned short	attr )

OSSuspendThread()

long OSSuspendThread

(

struct OSThread *

thread

)

Variable Documentation

_stack_end

unsigned char _stack_end[]

extern

_stack_addr

unsigned char _stack_addr[]

extern

RunQueue

struct OSThreadQueue RunQueue[32]

static

IdleThread

struct OSThread IdleThread

static

DefaultThread

struct OSThread DefaultThread

static

IdleContext

struct OSContext IdleContext

static

RunQueueBits

volatile unsigned long RunQueueBits

static

RunQueueHint

volatile int RunQueueHint

static

Reschedule

long Reschedule

static