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kernel/linux-rt-4.4.41/arch/mips/include/asm/mach-ip27/spaces.h 878 Bytes
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  /*
   * This file is subject to the terms and conditions of the GNU General Public
   * License.  See the file "COPYING" in the main directory of this archive
   * for more details.
   *
   * Copyright (C) 1996, 99 Ralf Baechle
   * Copyright (C) 2000, 2002  Maciej W. Rozycki
   * Copyright (C) 1990, 1999 by Silicon Graphics, Inc.
   */
  #ifndef _ASM_MACH_IP27_SPACES_H
  #define _ASM_MACH_IP27_SPACES_H
  
  /*
   * IP27 uses the R10000's uncached attribute feature.  Attribute 3 selects
   * uncached memory addressing.
   */
  
  #define HSPEC_BASE		0x9000000000000000
  #define IO_BASE			0x9200000000000000
  #define MSPEC_BASE		0x9400000000000000
  #define UNCAC_BASE		0x9600000000000000
  
  #define TO_MSPEC(x)		(MSPEC_BASE | ((x) & TO_PHYS_MASK))
  #define TO_HSPEC(x)		(HSPEC_BASE | ((x) & TO_PHYS_MASK))
  
  #define HIGHMEM_START		(~0UL)
  
  #include <asm/mach-generic/spaces.h>
  
  #endif /* _ASM_MACH_IP27_SPACES_H */