mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-19 11:18:28 +00:00
898582bdee
Add a SPDX license identifier to MIPS header files where it is still missing. Signed-off-by: Daniel Schwierzeck <daniel.schwierzeck@gmail.com>
31 lines
715 B
C
31 lines
715 B
C
/*
|
|
* const.h: Macros for dealing with constants.
|
|
*
|
|
* SPDX-License-Identifier: GPL-2.0
|
|
*/
|
|
|
|
#ifndef _LINUX_CONST_H
|
|
#define _LINUX_CONST_H
|
|
|
|
/* Some constant macros are used in both assembler and
|
|
* C code. Therefore we cannot annotate them always with
|
|
* 'UL' and other type specifiers unilaterally. We
|
|
* use the following macros to deal with this.
|
|
*
|
|
* Similarly, _AT() will cast an expression with a type in C, but
|
|
* leave it unchanged in asm.
|
|
*/
|
|
|
|
#ifdef __ASSEMBLY__
|
|
#define _AC(X,Y) X
|
|
#define _AT(T,X) X
|
|
#else
|
|
#define __AC(X,Y) (X##Y)
|
|
#define _AC(X,Y) __AC(X,Y)
|
|
#define _AT(T,X) ((T)(X))
|
|
#endif
|
|
|
|
#define _BITUL(x) (_AC(1,UL) << (x))
|
|
#define _BITULL(x) (_AC(1,ULL) << (x))
|
|
|
|
#endif /* !(_LINUX_CONST_H) */
|