acrn-hypervisor/hypervisor/include/lib/macros.h

29 lines
776 B
C

/*
* Copyright (C) 2018 Intel Corporation. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#ifndef MACROS_H
#define MACROS_H
/** Replaces 'x' by the string "x". */
#define __CPP_STRING(x) #x
/** Replaces 'x' by its value. */
#define CPP_STRING(x) __CPP_STRING(x)
/* Macro used to check if a value is aligned to the required boundary.
* Returns TRUE if aligned; FALSE if not aligned
* NOTE: The required alignment must be a power of 2 (2, 4, 8, 16, 32, etc)
*/
#define MEM_ALIGNED_CHECK(value, req_align) \
(((uint64_t)(value) & ((uint64_t)(req_align) - 1UL)) == 0UL)
#if !defined(ASSEMBLER) && !defined(LINKER_SCRIPT)
#define ARRAY_LENGTH(x) (sizeof(x)/sizeof((x)[0]))
#endif
#endif /* INCLUDE_MACROS_H defined */