118 lines
3.3 KiB
C
118 lines
3.3 KiB
C
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/***********************************Jieli tech************************************************
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File : os_cpu.h
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By : Juntham
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date : 2014-07-03 09:06
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********************************************************************************************/
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#ifndef _OS_CPU_H
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#define _OS_CPU_H
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#include "asm/cpu.h"
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#include "jiffies.h"
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#ifndef __ASSEMBLY__
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typedef unsigned short QS;
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typedef unsigned int OS_STK; /* Each stack entry is 32-bit wide*/
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typedef unsigned int OS_CPU_SR; /* Unsigned 32 bit quantity */
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typedef unsigned int OS_CPU_DATA; /* Unsigned 32 bit quantity */
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#endif
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#define OS_CPU_EXT extern
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#define OS_CPU_CORE CPU_CORE_NUM
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#define OS_CPU_ID current_cpu_id()
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#define OS_STK_GROWTH 1 /* Stack grows from HIGH to LOW memory*/
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#define OS_CPU_MMU 0
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#define OS_CPU_VIRTUAL_MEM 1 //临时定义：区别于OS_CPU_MMU
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#ifndef OS_CORE_AFFINITY_ENABLE
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#define OS_CORE_AFFINITY_ENABLE 0
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#endif
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#define OS_TASK_CLR(a) CPU_TASK_CLR(a)
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#define OS_TASK_SW(a) CPU_TASK_SW(a) /* 任务级任务切换函数*/
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#define OS_INT_NESTING CPU_INT_NESTING
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#define CPU_SR_ALLOC()
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#define OS_SR_ALLOC()
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#define OS_ENTER_CRITICAL() \
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CPU_CRITICAL_ENTER(); \
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#define OS_EXIT_CRITICAL() \
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CPU_CRITICAL_EXIT()
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#ifndef __ASSEMBLY__
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/*#include "system/spinlock.h"
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extern spinlock_t os_lock;
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#define OS_ENTER_CRITICAL() \
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spin_lock(&os_lock)
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#define OS_EXIT_CRITICAL() \
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spin_unlock(&os_lock)*/
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void OSCtxSw(void);
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extern void EnableOtherCpu(void) ;
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#define os_ctx_sw OSCtxSw
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void OSInitTick(u32 hz);
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void InstallOSISR(void);
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void os_task_dead(const char *task_name);
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//=======================================================//
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// 系统进临界区多核同步类型 //
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//=======================================================//
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enum CPU_SUSPEND_TYPE {
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CPU_SUSPEND_TYPE_NONE = 0,
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CPU_SUSPEND_TYPE_SFC = 0x55, //操作Flash
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CPU_SUSPEND_TYPE_PDOWN, //系统进低功耗Pdown
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CPU_SUSPEND_TYPE_POFF, //系统进低功耗Pdown
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CPU_SUSPEND_TYPE_SOFF,
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};
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/* ---------------------------------------------------------------------------- */
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/**
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* @brief 系统进入临界区用于多核同步
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*/
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/* ---------------------------------------------------------------------------- */
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void cpu_suspend_other_core(enum CPU_SUSPEND_TYPE type);
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/* ---------------------------------------------------------------------------- */
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/**
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* @brief 系统退出临界区用于多核同步
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*/
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/* ---------------------------------------------------------------------------- */
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void cpu_resume_other_core(enum CPU_SUSPEND_TYPE type);
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#endif
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/*
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*********************************************************************************************************
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* DATA TYPES
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* (Compiler Specific)
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*********************************************************************************************************
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*/
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#define OS_CRITICAL_METHOD 3
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#if OS_CRITICAL_METHOD == 3 /* Allocate storage for CPU status register */
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//#define CPU_SR_ALLOC() OS_CPU_SR cpu_sr
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#endif
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#endif /*_OS_CPU_H */
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