arm7 OS_spinLock

4 files changed, 39 insertions, 3 deletions

diff --git a/arm7/lib/include/MI_dma.h b/arm7/lib/include/MI_dma.h
index b728f814..e65f0b89 100644
--- a/arm7/lib/include/MI_dma.h
+++ b/arm7/lib/include/MI_dma.h
@@ -1,7 +1,7 @@
-#ifndef GUARD_MI_DMA_H
-#define GUARD_MI_DMA_H
+#ifndef POKEDIAMOND_ARM7_MI_DMA_H
+#define POKEDIAMOND_ARM7_MI_DMA_H
 
-#include "nitro/dma.h"
+#include "nitro/MI_dma_shared.h"
 #include "nitro/types.h"
 
 void MI_StopDma(u32 channel);
diff --git a/arm7/lib/include/OS_spinLock.h b/arm7/lib/include/OS_spinLock.h
new file mode 100644
index 00000000..f7366d1f
--- /dev/null
+++ b/arm7/lib/include/OS_spinLock.h
@@ -0,0 +1,28 @@
+#ifndef POKEDIAMOND_ARM7_OS_SPINLOCK_H
+#define POKEDIAMOND_ARM7_OS_SPINLOCK_H
+
+#include "consts.h"
+#include "nitro/OS_spinLock_shared.h"
+#include "syscall.h"
+
+void OS_InitLock(void);
+void FUN_037F8CB4(s32 ct);
+s32 OSi_DoLockByWord(u16 lockId, OSLockWord *lockp, void (*ctrlFuncp) (void), BOOL disableFiq);
+s32 OSi_DoUnlockByWord(u16 lockID, OSLockWord *lockp, void (*ctrlFuncp) (void), BOOL disableFIQ);
+s32 OSi_DoTryLockByWord(u16 lockID, OSLockWord *lockp, void (*ctrlFuncp) (void), BOOL disableFiq);
+s32 OS_LockCartridge(u16 lockID);
+s32 OS_UnlockCartridge(u16 lockID);
+s32 OS_TryLockCartridge(u16 lockID);
+void OSi_AllocateCartridgeBus(void);
+void OSi_FreeCartridgeBus(void);
+u16 OS_ReadOwnerOfLockWord(OSLockWord * lock);
+s32 OS_UnLockCartridge(u16 lockID);
+s32 OS_GetLockID(void);
+void OS_ReleaseLockID(register u16 lockID);
+
+static inline void OSi_WaitByLoop(void)
+{
+    FUN_037F8CB4(0x1000 / 4);
+}
+
+#endif //POKEDIAMOND_ARM7_OS_SPINLOCK_H
diff --git a/arm7/lib/include/mmap.h b/arm7/lib/include/mmap.h
index 24d15ad7..064938e2 100644
--- a/arm7/lib/include/mmap.h
+++ b/arm7/lib/include/mmap.h
@@ -23,4 +23,6 @@
 
 #define HW_PRV_WRAM_SYSRV           (HW_PRV_WRAM + HW_PRV_WRAM_SIZE - HW_PRV_WRAM_SYSRV_SIZE)
 
+#define HW_LOCK_ID_FLAG_SUB         (HW_MAIN_MEM + 0x007fffb8)
+
 #endif //POKEDIAMOND_ARM7_MMAP_H
diff --git a/arm7/lib/include/syscall.h b/arm7/lib/include/syscall.h
new file mode 100644
index 00000000..55462cc7
--- /dev/null
+++ b/arm7/lib/include/syscall.h
@@ -0,0 +1,6 @@
+#ifndef POKEDIAMOND_ARM7_SYSCALL_H
+#define POKEDIAMOND_ARM7_SYSCALL_H
+
+void SVC_WaitByLoop(u32 ct);
+
+#endif //POKEDIAMOND_ARM7_SYSCALL_H