xllp_arm_primitives.h

Intel PXA270底层设备驱动代码

#ifndef _XLLP_ARM_PRIMITIVES_INCLUDED
#define _XLLP_ARM_PRIMITIVES_INCLUDED 1
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 */
// ARM processor primitives (register access, etc.)
        
    // current program status register.
extern unsigned long Xllp_Get_ARM_CPSR(void);
extern unsigned long Xllp_Set_ARM_CPSR(unsigned long CPSR_value);

    // saved program status register.
extern unsigned long Xllp_Get_ARM_SPSR(void);
extern unsigned long Xllp_Set_ARM_SPSR(unsigned long SPSR_value);

    // Stack Pointer
extern unsigned long Xllp_Get_ARM_SP(void);
extern unsigned long Xllp_Set_ARM_SP(unsigned long SP_value);

    // Co-Processor Access Register
extern unsigned long Xllp_Get_ARM_CPAR(void);
extern unsigned long Xllp_Set_ARM_CPAR(unsigned long CPAR_value);

extern void          XllpCpuIdle(void);
extern void          XllpCpuStandby(void);

#endif // _XLLP_ARM_PRIMITIVES_INCLUDED