From 849369d6c66d3054688672f97d31fceb8e8230fb Mon Sep 17 00:00:00 2001 From: root Date: Fri, 25 Dec 2015 04:40:36 +0000 Subject: initial_commit --- arch/arm/include/asm/byteorder.h | 25 +++++++++++++++++++++++++ 1 file changed, 25 insertions(+) create mode 100644 arch/arm/include/asm/byteorder.h (limited to 'arch/arm/include/asm/byteorder.h') diff --git a/arch/arm/include/asm/byteorder.h b/arch/arm/include/asm/byteorder.h new file mode 100644 index 00000000..77379748 --- /dev/null +++ b/arch/arm/include/asm/byteorder.h @@ -0,0 +1,25 @@ +/* + * arch/arm/include/asm/byteorder.h + * + * ARM Endian-ness. In little endian mode, the data bus is connected such + * that byte accesses appear as: + * 0 = d0...d7, 1 = d8...d15, 2 = d16...d23, 3 = d24...d31 + * and word accesses (data or instruction) appear as: + * d0...d31 + * + * When in big endian mode, byte accesses appear as: + * 0 = d24...d31, 1 = d16...d23, 2 = d8...d15, 3 = d0...d7 + * and word accesses (data or instruction) appear as: + * d0...d31 + */ +#ifndef __ASM_ARM_BYTEORDER_H +#define __ASM_ARM_BYTEORDER_H + +#ifdef __ARMEB__ +#include +#else +#include +#endif + +#endif + -- cgit v1.2.3