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kernel/linux-rt-4.4.41/arch/blackfin/include/asm/mem_map.h 1.73 KB
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  /*
   * Common Blackfin memory map
   *
   * Copyright 2004-2009 Analog Devices Inc.
   * Licensed under the GPL-2 or later.
   */
  
  #ifndef __BFIN_MEM_MAP_H__
  #define __BFIN_MEM_MAP_H__
  
  #include <mach/mem_map.h>
  
  /* Every Blackfin so far has MMRs like this */
  #ifndef COREMMR_BASE
  # define COREMMR_BASE 0xFFE00000
  #endif
  #ifndef SYSMMR_BASE
  # define SYSMMR_BASE  0xFFC00000
  #endif
  
  /* Every Blackfin so far has on-chip Scratch Pad SRAM like this */
  #ifndef L1_SCRATCH_START
  # define L1_SCRATCH_START  0xFFB00000
  # define L1_SCRATCH_LENGTH 0x1000
  #endif
  
  /* Most parts lack on-chip L2 SRAM */
  #ifndef L2_START
  # define L2_START  0
  # define L2_LENGTH 0
  #endif
  
  /* Most parts lack on-chip L1 ROM */
  #ifndef L1_ROM_START
  # define L1_ROM_START  0
  # define L1_ROM_LENGTH 0
  #endif
  
  /* Allow wonky SMP ports to override this */
  #ifndef GET_PDA_SAFE
  # define GET_PDA_SAFE(preg) \
  	preg.l = _cpu_pda; \
  	preg.h = _cpu_pda;
  # define GET_PDA(preg, dreg) GET_PDA_SAFE(preg)
  
  # ifndef __ASSEMBLY__
  
  static inline unsigned long get_l1_scratch_start_cpu(int cpu)
  {
  	return L1_SCRATCH_START;
  }
  static inline unsigned long get_l1_code_start_cpu(int cpu)
  {
  	return L1_CODE_START;
  }
  static inline unsigned long get_l1_data_a_start_cpu(int cpu)
  {
  	return L1_DATA_A_START;
  }
  static inline unsigned long get_l1_data_b_start_cpu(int cpu)
  {
  	return L1_DATA_B_START;
  }
  static inline unsigned long get_l1_scratch_start(void)
  {
  	return get_l1_scratch_start_cpu(0);
  }
  static inline unsigned long get_l1_code_start(void)
  {
  	return  get_l1_code_start_cpu(0);
  }
  static inline unsigned long get_l1_data_a_start(void)
  {
  	return get_l1_data_a_start_cpu(0);
  }
  static inline unsigned long get_l1_data_b_start(void)
  {
  	return get_l1_data_b_start_cpu(0);
  }
  
  # endif /* __ASSEMBLY__ */
  #endif /* !GET_PDA_SAFE */
  
  #endif