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kernel/linux-rt-4.4.41/arch/mips/include/asm/smp-cps.h 1.16 KB
5113f6f70   김현기   kernel add
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  /*
   * Copyright (C) 2013 Imagination Technologies
   * Author: Paul Burton <paul.burton@imgtec.com>
   *
   * This program is free software; you can redistribute it and/or modify it
   * under the terms of the GNU General Public License as published by the
   * Free Software Foundation;  either version 2 of the  License, or (at your
   * option) any later version.
   */
  
  #ifndef __MIPS_ASM_SMP_CPS_H__
  #define __MIPS_ASM_SMP_CPS_H__
  
  #ifndef __ASSEMBLY__
  
  struct vpe_boot_config {
  	unsigned long pc;
  	unsigned long sp;
  	unsigned long gp;
  };
  
  struct core_boot_config {
  	atomic_t vpe_mask;
  	struct vpe_boot_config *vpe_config;
  };
  
  extern struct core_boot_config *mips_cps_core_bootcfg;
  
  extern void mips_cps_core_entry(void);
  extern void mips_cps_core_init(void);
  
  extern struct vpe_boot_config *mips_cps_boot_vpes(void);
  
  extern void mips_cps_pm_save(void);
  extern void mips_cps_pm_restore(void);
  
  #ifdef CONFIG_MIPS_CPS
  
  extern bool mips_cps_smp_in_use(void);
  
  #else /* !CONFIG_MIPS_CPS */
  
  static inline bool mips_cps_smp_in_use(void) { return false; }
  
  #endif /* !CONFIG_MIPS_CPS */
  
  #else /* __ASSEMBLY__ */
  
  .extern mips_cps_bootcfg;
  
  #endif /* __ASSEMBLY__ */
  #endif /* __MIPS_ASM_SMP_CPS_H__ */