Adjust directory structure

2021-06-03 17:38:11 +08:00
parent 92301257f3
commit 89a2236b18
1993 changed files with 40 additions and 0 deletions
@@ -0,0 +1,107 @@
+/*
+* Copyright (c) 2020 AIIT XUOS Lab
+* XiUOS is licensed under Mulan PSL v2.
+* You can use this software according to the terms and conditions of the Mulan PSL v2.
+* You may obtain a copy of Mulan PSL v2 at:
+*        http://license.coscl.org.cn/MulanPSL2
+* THIS SOFTWARE IS PROVIDED ON AN "AS IS" BASIS, WITHOUT WARRANTIES OF ANY KIND,
+* EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO NON-INFRINGEMENT,
+* MERCHANTABILITY OR FIT FOR A PARTICULAR PURPOSE.
+* See the Mulan PSL v2 for more details.
+*/
+
+/**
+* @file:    xs_service.h
+* @brief:   maroc and switch table definition of kernel switch 
+* @version: 1.0
+* @author:  AIIT XUOS Lab
+* @date:    2020/3/2
+*
+*/
+
+#ifndef XS_SPINLOCK_H
+#define XS_SPINLOCK_H
+
+#include <xs_isr.h>
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#ifdef ARCH_SMP
+
+typedef union 
+{
+    unsigned long slock;
+    struct __arch_tickets 
+    {
+        unsigned short owner;
+        unsigned short next;
+    } tickets;
+} HwSpinlock;
+
+struct SpinLock
+{
+    HwSpinlock lock;
+};
+
+struct SpinLockfileOps
+{                                                                                                                //define spin lock
+    struct SpinLock node_lock;                                                    //last spin lock node struct
+    void (*SPinLock)(struct SpinLockfileOps  *spinlock);
+    void (*UnlockSpinLock)(struct SpinLockfileOps  *spinlock);
+    void (*UnlockSpinLockIrqRestore)(struct SpinLockfileOps  *spinlock, x_base level);
+    x_base (*SpinLockIrqSave)(struct SpinLockfileOps  *spinlock);
+};
+
+extern struct SpinLockfileOps  spinlock;
+extern HwSpinlock _CriticalLock;
+
+void InitHwSpinlock(HwSpinlock *lock);
+void HwLockSpinlock(HwSpinlock *lock);
+void HwUnlockSpinlock(HwSpinlock *lock);
+int GetCpuId(void);
+
+#define HW_SPIN_LOCK_INITIALIZER(lockname) {0}
+#define HW_SPIN_LOCK_UNLOCKED(lockname) (HwSpinlock) HW_SPIN_LOCK_INITIALIZER(lockname)
+#define DEFINE_SPINLOCK(x) HwSpinlock x = HW_SPIN_LOCK_UNLOCKED(x)
+#define DECLARE_SPINLOCK(x)
+
+void StartupSecondaryCpu(void);
+void ExecSecondaryCpuIdleKtask(void);
+
+#else
+
+#define HwLockSpinlock(lock)     *(lock) = DISABLE_INTERRUPT()
+#define HwUnlockSpinlock(lock)   ENABLE_INTERRUPT(*(lock))
+
+#endif
+
+
+
+#ifdef ARCH_SMP
+struct SpinLock;
+
+void InitSpinLock(struct   SpinLockfileOps  * spinlock);
+void _SpinLock(struct   SpinLockfileOps  * spinlock);
+void _UnlockSpinLock(struct   SpinLockfileOps  * spinlock);
+x_base _SpinLockIrqSave(struct   SpinLockfileOps  * spinlock);
+void _UnlockSpinLockIrqRestore(struct SpinLockfileOps  * spinlock, x_base level);
+
+#else
+#define InitSpinLock(lock)                 /* nothing */
+#define SpinLock(lock)                      CriticalAreaLock()
+#define UnlockSpinLock(lock)                    CriticalAreaUnLock()
+#define SpinLockIrqSave(lock)              DISABLE_INTERRUPT()
+#define UnlockSpinLockIrqRestore(lock, level)  ENABLE_INTERRUPT(level)
+
+#endif
+
+
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif