1. 根目录:
2. arch
3. powerpc
4. include
5. asm
6. cpuidle.h

#ifndef _ASM_POWERPC_CPUIDLE_H
#define _ASM_POWERPC_CPUIDLE_H

#ifdef CONFIG_PPC_POWERNV
/* Used in powernv idle state management */
#define PNV_THREAD_RUNNING              0
#define PNV_THREAD_NAP                  1
#define PNV_THREAD_SLEEP                2
#define PNV_THREAD_WINKLE               3
#define PNV_CORE_IDLE_LOCK_BIT          0x100
#define PNV_CORE_IDLE_THREAD_BITS       0x0FF

#ifndef __ASSEMBLY__
extern u32 pnv_fastsleep_workaround_at_entry[];
extern u32 pnv_fastsleep_workaround_at_exit[];
#endif

#endif

#endif