ARCH_HAS_IOREMAP_WC   15 arch/mips/include/asm/io.h #define ARCH_HAS_IOREMAP_WC
ARCH_HAS_IOREMAP_WC    6 arch/powerpc/include/asm/io.h #define ARCH_HAS_IOREMAP_WC
ARCH_HAS_IOREMAP_WC   38 arch/x86/include/asm/io.h #define ARCH_HAS_IOREMAP_WC