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kernel/linux-rt-4.4.41/arch/avr32/mach-at32ap/include/mach/io.h 1.17 KB
5113f6f70   김현기   kernel add
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  #ifndef __ASM_AVR32_ARCH_AT32AP_IO_H
  #define __ASM_AVR32_ARCH_AT32AP_IO_H
  
  #include <linux/swab.h>
  
  #if defined(CONFIG_AP700X_32_BIT_SMC)
  # define __swizzle_addr_b(addr)	(addr ^ 3UL)
  # define __swizzle_addr_w(addr)	(addr ^ 2UL)
  # define __swizzle_addr_l(addr)	(addr)
  # define ioswabb(a, x)		(x)
  # define ioswabw(a, x)		(x)
  # define ioswabl(a, x)		(x)
  # define __mem_ioswabb(a, x)	(x)
  # define __mem_ioswabw(a, x)	swab16(x)
  # define __mem_ioswabl(a, x)	swab32(x)
  #elif defined(CONFIG_AP700X_16_BIT_SMC)
  # define __swizzle_addr_b(addr)	(addr ^ 1UL)
  # define __swizzle_addr_w(addr)	(addr)
  # define __swizzle_addr_l(addr)	(addr)
  # define ioswabb(a, x)		(x)
  # define ioswabw(a, x)		(x)
  # define ioswabl(a, x)		swahw32(x)
  # define __mem_ioswabb(a, x)	(x)
  # define __mem_ioswabw(a, x)	swab16(x)
  # define __mem_ioswabl(a, x)	swahb32(x)
  #else
  # define __swizzle_addr_b(addr)	(addr)
  # define __swizzle_addr_w(addr)	(addr)
  # define __swizzle_addr_l(addr)	(addr)
  # define ioswabb(a, x)		(x)
  # define ioswabw(a, x)		swab16(x)
  # define ioswabl(a, x)		swab32(x)
  # define __mem_ioswabb(a, x)	(x)
  # define __mem_ioswabw(a, x)	(x)
  # define __mem_ioswabl(a, x)	(x)
  #endif
  
  #endif /* __ASM_AVR32_ARCH_AT32AP_IO_H */