diff options
Diffstat (limited to 'arch/arm/include')
| -rw-r--r-- | arch/arm/include/asm/assembler.h | 60 | ||||
| -rw-r--r-- | arch/arm/include/asm/string.h | 10 |
2 files changed, 68 insertions, 2 deletions
diff --git a/arch/arm/include/asm/assembler.h b/arch/arm/include/asm/assembler.h new file mode 100644 index 0000000..5e4789b --- /dev/null +++ b/arch/arm/include/asm/assembler.h @@ -0,0 +1,60 @@ +/* + * arch/arm/include/asm/assembler.h + * + * Copyright (C) 1996-2000 Russell King + * + * 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. + * + * This file contains arm architecture specific defines + * for the different processors. + * + * Do not include any C declarations in this file - it is included by + * assembler source. + */ + +/* + * Endian independent macros for shifting bytes within registers. + */ +#ifndef __ARMEB__ +#define pull lsr +#define push lsl +#define get_byte_0 lsl #0 +#define get_byte_1 lsr #8 +#define get_byte_2 lsr #16 +#define get_byte_3 lsr #24 +#define put_byte_0 lsl #0 +#define put_byte_1 lsl #8 +#define put_byte_2 lsl #16 +#define put_byte_3 lsl #24 +#else +#define pull lsl +#define push lsr +#define get_byte_0 lsr #24 +#define get_byte_1 lsr #16 +#define get_byte_2 lsr #8 +#define get_byte_3 lsl #0 +#define put_byte_0 lsl #24 +#define put_byte_1 lsl #16 +#define put_byte_2 lsl #8 +#define put_byte_3 lsl #0 +#endif + +/* + * Data preload for architectures that support it + */ +#if defined(__ARM_ARCH_5E__) || defined(__ARM_ARCH_5TE__) || \ + defined(__ARM_ARCH_6__) || defined(__ARM_ARCH_6J__) || \ + defined(__ARM_ARCH_6T2__) || defined(__ARM_ARCH_6Z__) || \ + defined(__ARM_ARCH_6ZK__) || defined(__ARM_ARCH_7A__) || \ + defined(__ARM_ARCH_7R__) +#define PLD(code...) code +#else +#define PLD(code...) +#endif + +/* + * Cache alligned + */ +#define CALGN(code...) code diff --git a/arch/arm/include/asm/string.h b/arch/arm/include/asm/string.h index c3ea582..c6dfb25 100644 --- a/arch/arm/include/asm/string.h +++ b/arch/arm/include/asm/string.h @@ -1,6 +1,8 @@ #ifndef __ASM_ARM_STRING_H #define __ASM_ARM_STRING_H +#include <config.h> + /* * We don't do inline string functions, since the * optimised inline asm versions are not small. @@ -12,7 +14,9 @@ extern char * strrchr(const char * s, int c); #undef __HAVE_ARCH_STRCHR extern char * strchr(const char * s, int c); -#undef __HAVE_ARCH_MEMCPY +#ifdef CONFIG_USE_ARCH_MEMCPY +#define __HAVE_ARCH_MEMCPY +#endif extern void * memcpy(void *, const void *, __kernel_size_t); #undef __HAVE_ARCH_MEMMOVE @@ -22,7 +26,9 @@ extern void * memmove(void *, const void *, __kernel_size_t); extern void * memchr(const void *, int, __kernel_size_t); #undef __HAVE_ARCH_MEMZERO -#undef __HAVE_ARCH_MEMSET +#ifdef CONFIG_USE_ARCH_MEMSET +#define __HAVE_ARCH_MEMSET +#endif extern void * memset(void *, int, __kernel_size_t); #if 0 |