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kernel/linux-rt-4.4.41/arch/arm/plat-samsung/include/plat/map-base.h 1.53 KB
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  /* linux/include/asm-arm/plat-s3c/map.h
   *
   * Copyright 2003, 2007 Simtec Electronics
   *	http://armlinux.simtec.co.uk/
   *	Ben Dooks <ben@simtec.co.uk>
   *
   * S3C - Memory map definitions (virtual addresses)
   *
   * This program is free software; you can redistribute it and/or modify
   * it under the terms of the GNU General Public License version 2 as
   * published by the Free Software Foundation.
  */
  
  #ifndef __ASM_PLAT_MAP_H
  #define __ASM_PLAT_MAP_H __FILE__
  
  /* Fit all our registers in at 0xF6000000 upwards, trying to use as
   * little of the VA space as possible so vmalloc and friends have a
   * better chance of getting memory.
   *
   * we try to ensure stuff like the IRQ registers are available for
   * an single MOVS instruction (ie, only 8 bits of set data)
   */
  
  #define S3C_ADDR_BASE	0xF6000000
  
  #ifndef __ASSEMBLY__
  #define S3C_ADDR(x)	((void __iomem __force *)S3C_ADDR_BASE + (x))
  #else
  #define S3C_ADDR(x)	(S3C_ADDR_BASE + (x))
  #endif
  
  #define S3C_VA_IRQ	S3C_ADDR(0x00000000)	/* irq controller(s) */
  #define S3C_VA_SYS	S3C_ADDR(0x00100000)	/* system control */
  #define S3C_VA_MEM	S3C_ADDR(0x00200000)	/* memory control */
  #define S3C_VA_TIMER	S3C_ADDR(0x00300000)	/* timer block */
  #define S3C_VA_WATCHDOG	S3C_ADDR(0x00400000)	/* watchdog */
  #define S3C_VA_UART	S3C_ADDR(0x01000000)	/* UART */
  
  /* This is used for the CPU specific mappings that may be needed, so that
   * they do not need to directly used S3C_ADDR() and thus make it easier to
   * modify the space for mapping.
   */
  #define S3C_ADDR_CPU(x)	S3C_ADDR(0x00500000 + (x))
  
  #endif /* __ASM_PLAT_MAP_H */