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#ifndef __ASM_MACROS_H
#define __ASM_MACROS_H
#ifndef __ASSEMBLY__
# error "This file should only be included in assembly file"
#endif
#include <asm/alternative.h>
/*
* Speculative barrier
*/
.macro sb
alternative_if_not ARM_HAS_SB
dsb nsh
isb
alternative_else
/*
* SB encoding in hexadecimal to prevent recursive macro.
* extra nop is required to keep same number of instructions on both sides
* of the alternative.
*/
#if defined(CONFIG_ARM_32)
.inst 0xf57ff070
#elif defined(CONFIG_ARM_64)
.inst 0xd50330ff
#else
# error "missing sb encoding for ARM variant"
#endif
nop
alternative_endif
.endm
#if defined (CONFIG_ARM_32)
# include <asm/arm32/macros.h>
#elif defined(CONFIG_ARM_64)
# include <asm/arm64/macros.h>
#else
# error "unknown ARM variant"
#endif
/* NOP sequence */
.macro nops, num
.rept \num
nop
.endr
.endm
#endif /* __ASM_ARM_MACROS_H */
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