mirror of
https://github.com/riscv-software-src/opensbi
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650c0e525c
This fixes various coding style issues found in the SBI codes. No functional changes. Signed-off-by: Bin Meng <bmeng.cn@gmail.com> Reviewed-by: Anup Patel <anup.patel@wdc.com>
49 lines
979 B
C
49 lines
979 B
C
/*
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* SPDX-License-Identifier: BSD-2-Clause
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*
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* Copyright (c) 2019 Western Digital Corporation or its affiliates.
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*
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* Authors:
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* Anup Patel <anup.patel@wdc.com>
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*/
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#ifndef __SBI_CONST_H__
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#define __SBI_CONST_H__
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/*
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* Some constant macros are used in both assembler and
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* C code. Therefore we cannot annotate them always with
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* 'UL' and other type specifiers unilaterally. We
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* use the following macros to deal with this.
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*
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* Similarly, _AT() will cast an expression with a type in C, but
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* leave it unchanged in asm.
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*/
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/* clang-format off */
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#ifdef __ASSEMBLY__
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#define _AC(X,Y) X
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#define _AT(T,X) X
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#else
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#define __AC(X,Y) (X##Y)
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#define _AC(X,Y) __AC(X,Y)
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#define _AT(T,X) ((T)(X))
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#endif
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#define _UL(x) (_AC(x, UL))
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#define _ULL(x) (_AC(x, ULL))
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#define _BITUL(x) (_UL(1) << (x))
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#define _BITULL(x) (_ULL(1) << (x))
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#define UL(x) (_UL(x))
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#define ULL(x) (_ULL(x))
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#define __STR(s) #s
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#define STRINGIFY(s) __STR(s)
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/* clang-format on */
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#endif
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