7 files changed, 162 insertions, 2 deletions
diff --git a/arm9/lib/include/CP_context.h b/arm9/lib/include/CP_context.h
new file mode 100644
index 00000000..d1e0062c
--- /dev/null
+++ b/arm9/lib/include/CP_context.h
@@ -0,0 +1,18 @@
+//
+// Created by red031000 on 2020-05-17.
+//
+
+#ifndef POKEDIAMOND_CP_CONTEXT_H
+#define POKEDIAMOND_CP_CONTEXT_H
+
+#include "types.h"
+
+typedef struct CPContext {
+    u64 div_numer;
+    u64 div_denom;
+    u64 sqrt;
+    u16 div_mode;
+    u16 sqrt_mode;
+} CPContext;
+
+#endif //POKEDIAMOND_CP_CONTEXT_H
diff --git a/arm9/lib/include/OS_alarm.h b/arm9/lib/include/OS_alarm.h
new file mode 100644
index 00000000..6971248a
--- /dev/null
+++ b/arm9/lib/include/OS_alarm.h
@@ -0,0 +1,27 @@
+//
+// Created by red031000 on 2020-05-17.
+//
+
+#ifndef POKEDIAMOND_OS_ALARM_H
+#define POKEDIAMOND_OS_ALARM_H
+
+#include "types.h"
+#include "OS_thread.h"
+
+typedef void (*OSAlarmHandler) (void *);
+
+struct OSiAlarm
+{
+    OSAlarmHandler handler;
+    void *arg;
+
+    u32 tag;
+    OSTick fire;
+    OSAlarm *prev;
+    OSAlarm *next;
+
+    OSTick period;
+    OSTick start;
+};
+
+#endif //POKEDIAMOND_OS_ALARM_H
diff --git a/arm9/lib/include/OS_context.h b/arm9/lib/include/OS_context.h
new file mode 100644
index 00000000..c0ab62f1
--- /dev/null
+++ b/arm9/lib/include/OS_context.h
@@ -0,0 +1,22 @@
+//
+// Created by red031000 on 2020-05-17.
+//
+
+#ifndef POKEDIAMOND_OS_CONTEXT_H
+#define POKEDIAMOND_OS_CONTEXT_H
+
+#include "types.h"
+#include "CP_context.h"
+
+typedef struct OSContext
+{
+    u32 cpsr;
+    u32 r[13];
+    u32 sp;
+    u32 lr;
+    u32 pc_plus4;
+    u32 sp_svc;
+    CPContext cp_context;
+} OSContext;
+
+#endif //POKEDIAMOND_OS_CONTEXT_H
diff --git a/arm9/lib/include/OS_init.h b/arm9/lib/include/OS_init.h
index dd2b20c7..a998b45e 100644
--- a/arm9/lib/include/OS_init.h
+++ b/arm9/lib/include/OS_init.h
@@ -9,6 +9,10 @@
 #include "consts.h"
 #include "OS_tcm.h"
 #include "OS_spinLock.h"
+#include "OS_context.h"
+#include "OS_tick.h"
+#include "OS_alarm.h"
+#include "OS_mutex.h"
 #include "OS_thread.h"
 #include "OS_protectionRegion.h"
 #include "OS_entropy.h"
diff --git a/arm9/lib/include/OS_mutex.h b/arm9/lib/include/OS_mutex.h
new file mode 100644
index 00000000..5db66fbe
--- /dev/null
+++ b/arm9/lib/include/OS_mutex.h
@@ -0,0 +1,18 @@
+//
+// Created by red031000 on 2020-05-17.
+//
+
+#ifndef POKEDIAMOND_OS_MUTEX_H
+#define POKEDIAMOND_OS_MUTEX_H
+
+#include "types.h"
+#include "OS_thread.h"
+
+struct OSMutex {
+    OSThreadQueue queue;
+    OSThread *thread;
+    s32 count;
+    OSMutexLink link;
+};
+
+#endif //POKEDIAMOND_OS_MUTEX_H
diff --git a/arm9/lib/include/OS_thread.h b/arm9/lib/include/OS_thread.h
index 15cec0c9..adcadf2e 100644
--- a/arm9/lib/include/OS_thread.h
+++ b/arm9/lib/include/OS_thread.h
@@ -5,15 +5,42 @@
 #ifndef POKEDIAMOND_OS_THREAD_H
 #define POKEDIAMOND_OS_THREAD_H
 
+#include "types.h"
+#include "OS_context.h"
+
+typedef struct OSiAlarm OSAlarm;
+
 typedef struct _OSThread OSThread;
 
+typedef struct _OSThreadQueue OSThreadQueue;
+typedef struct _OSThreadLink OSThreadLink;
+typedef struct _OSMutexQueue OSMutexQueue;
+typedef struct _OSMutexLink OSMutexLink;
+typedef struct OSMutex OSMutex;
+
 struct _OSThreadQueue
 {
     OSThread *head;
     OSThread *tail;
 };
 
-typedef struct _OSThreadQueue OSThreadQueue;
+struct _OSThreadLink
+{
+    OSThread *prev;
+    OSThread *next;
+};
+
+struct _OSMutexQueue
+{
+    OSMutex *head;
+    OSMutex *tail;
+};
+
+struct _OSMutexLink
+{
+    OSMutex *next;
+    OSMutex *prev;
+};
 
 typedef struct OSThreadInfo {
     u16 isNeedRescheduling;
@@ -23,9 +50,41 @@ typedef struct OSThreadInfo {
     void* switchCallback; // type: OSSwitchThreadCallback
 } OSThreadInfo;
 
+typedef enum {
+    OS_THREAD_STATE_WAITING = 0,
+    OS_THREAD_STATE_READY = 1,
+    OS_THREAD_STATE_TERMINATED = 2
+} OSThreadState;
+
+typedef void (*OSThreadDestructor) (void *);
+
 struct _OSThread
 {
-    u8 padding[0x80]; //todo: not the correct size but idfk
+    OSContext context;
+    OSThreadState state;
+    OSThread *next;
+    u32 id;
+    u32 priority;
+    void *profiler;
+
+    OSThreadQueue *queue;
+    OSThreadLink link;
+
+    OSMutex *mutex;
+    OSMutexQueue mutexQueue;
+
+    u32 stackTop;
+    u32 stackBottom;
+    u32 stackWarningOffset;
+
+    OSThreadQueue joinQueue;
+
+    void *specific[3];
+    OSAlarm *alarmForSleep;
+    OSThreadDestructor destructor;
+    void *userParameter;
+
+    u32 systemErrno;
 };
 
 void OS_SleepThread(OSThreadQueue * queue);
diff --git a/arm9/lib/include/OS_tick.h b/arm9/lib/include/OS_tick.h
new file mode 100644
index 00000000..fbb8ce9e
--- /dev/null
+++ b/arm9/lib/include/OS_tick.h
@@ -0,0 +1,12 @@
+//
+// Created by red031000 on 2020-05-17.
+//
+
+#ifndef POKEDIAMOND_OS_TICK_H
+#define POKEDIAMOND_OS_TICK_H
+
+#include "types.h"
+
+typedef u64 OSTick;
+
+#endif //POKEDIAMOND_OS_TICK_H