160 lines
3.4 KiB
C
160 lines
3.4 KiB
C
#ifndef KERNEL_API_INC_SPINLOCK_H_
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#define KERNEL_API_INC_SPINLOCK_H_
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#include <ucps2-intrin.h>
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typedef enum
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{
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SLOCK_L3 = 0,
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SLOCK_MAX = 15
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}ape_spin_lock_index;
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typedef struct{
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union
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{
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unsigned int slock;
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};
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}spinlock_t;
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#define APE_NR 12
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typedef struct{
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unsigned int spinlock_count;
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unsigned int unspinlock_count;
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unsigned int spinlock_loop;
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unsigned int g_spin_count;
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// unsigned int unspinlock_loop;
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}spin_db_info ;
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typedef struct{
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// spin_db_info spin_per_ape[APE_NR];
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spin_db_info spin_per_ape;
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}spin_debug_t;
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typedef struct
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{
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unsigned int lock_addr; //锁物理地址
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unsigned int flag_addr; // 锁标志物理地址
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}ddr_spinlock_t;
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extern int smart_spinlock_init(int lock_index);
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extern void smart_spinlock(int lock_index);
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extern void smart_spinunlock(int lock_index);
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/*
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函数名称：smart_spin_debug_init
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输入参数: lock_idx
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输入参数：debug_base_addr
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输入参数: len_bytes
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返回类型: int
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返回值： 小于0 表示失败
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返回值: 0 表示成功
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函数功能： 自旋锁调试接口，
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注意：
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通过lock_idx ,地址与长度指定相应的buf 数据空间，存放相应的自旋锁调试信息。
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这些调试信息已经格式化，地址由用户指定，len_bytes 不能小于sizeof(spin_debug_t)
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数据格式化内容是 spin_debug_t
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*/
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extern int smart_spin_debug_init(int lock_idx,unsigned int debug_base_addr, int len_bytes);
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/*
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参数:lock_idx
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参数范围：1--15
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*/
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extern int smart_get_spin_loop_cnt(int lock_idx);
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/*
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参数:lock_idx
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参数范围：1--15
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*/
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extern int smart_get_spin_cnt(int lock_idx);
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/*
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参数:lock_idx
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参数范围：1--15
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*/
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extern int smart_get_spinlock_cnt(int lock_idx);
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/*
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参数:lock_idx
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参数范围：1--15
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*/
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extern int smart_get_unspinlock_cnt(int lock_idx);
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extern int smart_ddr_spinlock_init(ddr_spinlock_t *val);
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extern void smart_ddr_spinlock(ddr_spinlock_t *val);
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extern void smart_ddr_spinunlock(ddr_spinlock_t *val);
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/*
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函数名称：smart_ddr_spinlock_irq
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函数参数: val
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参数类型: ddr_spinlock_t
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函数功能: 关中断加锁
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函数说明: 非中断状态下使用
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*/
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static inline void smart_ddr_spinlock_irq(ddr_spinlock_t *d_lock)
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{
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__ucps2_IntEn(f_Disable);
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smart_ddr_spinlock(d_lock);
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}
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/*
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函数名称：smart_ddr_spinunlock_irqrestore
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函数参数: d_lock
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参数类型: ddr_spinlock_t
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函数功能: 解锁开中断
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函数说明: 非中断状态下使用
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*/
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static inline void smart_ddr_spinunlock_irqrestore(ddr_spinlock_t *d_lock)
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{
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smart_ddr_spinunlock(d_lock);
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__ucps2_IntEn(f_Enable);
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}
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/*
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函数名称：smart_spinlock_irq
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函数参数: lock
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参数类型: int
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函数功能: 关中断加锁
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函数说明: 非中断状态下使用
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*/
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static inline void smart_spinlock_irq(int lock)
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{
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__ucps2_IntEn(f_Disable);
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smart_spinlock(lock);
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}
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/*
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函数名称：smart_spinunlock_irqrestore
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函数参数: d_lock
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参数类型: int
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函数功能: 解锁开中断
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函数说明: 非中断状态下使用
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*/
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static inline void smart_spinunlock_irqrestore(int lock)
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{
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smart_spinunlock(lock);
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__ucps2_IntEn(f_Enable);
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}
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#endif /* KERNEL_API_INC_SPINLOCK_H_ */
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