1*4882a593Smuzhiyun /* 2*4882a593Smuzhiyun * U-Boot - linkage.h 3*4882a593Smuzhiyun * 4*4882a593Smuzhiyun * Copyright (c) 2005-2007 Analog Devices Inc. 5*4882a593Smuzhiyun * 6*4882a593Smuzhiyun * SPDX-License-Identifier: GPL-2.0+ 7*4882a593Smuzhiyun */ 8*4882a593Smuzhiyun 9*4882a593Smuzhiyun #ifndef _LINUX_LINKAGE_H 10*4882a593Smuzhiyun #define _LINUX_LINKAGE_H 11*4882a593Smuzhiyun 12*4882a593Smuzhiyun #include <asm/linkage.h> 13*4882a593Smuzhiyun 14*4882a593Smuzhiyun /* Some toolchains use other characters (e.g. '`') to mark new line in macro */ 15*4882a593Smuzhiyun #ifndef ASM_NL 16*4882a593Smuzhiyun #define ASM_NL ; 17*4882a593Smuzhiyun #endif 18*4882a593Smuzhiyun 19*4882a593Smuzhiyun #ifdef __cplusplus 20*4882a593Smuzhiyun #define CPP_ASMLINKAGE extern "C" 21*4882a593Smuzhiyun #else 22*4882a593Smuzhiyun #define CPP_ASMLINKAGE 23*4882a593Smuzhiyun #endif 24*4882a593Smuzhiyun 25*4882a593Smuzhiyun #ifndef asmlinkage 26*4882a593Smuzhiyun #define asmlinkage CPP_ASMLINKAGE 27*4882a593Smuzhiyun #endif 28*4882a593Smuzhiyun 29*4882a593Smuzhiyun #define SYMBOL_NAME_STR(X) #X 30*4882a593Smuzhiyun #define SYMBOL_NAME(X) X 31*4882a593Smuzhiyun #ifdef __STDC__ 32*4882a593Smuzhiyun #define SYMBOL_NAME_LABEL(X) X##: 33*4882a593Smuzhiyun #else 34*4882a593Smuzhiyun #define SYMBOL_NAME_LABEL(X) X: 35*4882a593Smuzhiyun #endif 36*4882a593Smuzhiyun 37*4882a593Smuzhiyun #ifndef __ALIGN 38*4882a593Smuzhiyun #define __ALIGN .align 4 39*4882a593Smuzhiyun #endif 40*4882a593Smuzhiyun 41*4882a593Smuzhiyun #ifndef __ALIGN_STR 42*4882a593Smuzhiyun #define __ALIGN_STR ".align 4" 43*4882a593Smuzhiyun #endif 44*4882a593Smuzhiyun 45*4882a593Smuzhiyun #ifdef __ASSEMBLY__ 46*4882a593Smuzhiyun 47*4882a593Smuzhiyun #define ALIGN __ALIGN 48*4882a593Smuzhiyun #define ALIGN_STR __ALIGN_STR 49*4882a593Smuzhiyun 50*4882a593Smuzhiyun #define LENTRY(name) \ 51*4882a593Smuzhiyun ALIGN ASM_NL \ 52*4882a593Smuzhiyun SYMBOL_NAME_LABEL(name) 53*4882a593Smuzhiyun 54*4882a593Smuzhiyun #define ENTRY(name) \ 55*4882a593Smuzhiyun .globl SYMBOL_NAME(name) ASM_NL \ 56*4882a593Smuzhiyun LENTRY(name) 57*4882a593Smuzhiyun 58*4882a593Smuzhiyun #define WEAK(name) \ 59*4882a593Smuzhiyun .weak SYMBOL_NAME(name) ASM_NL \ 60*4882a593Smuzhiyun LENTRY(name) 61*4882a593Smuzhiyun 62*4882a593Smuzhiyun #ifndef END 63*4882a593Smuzhiyun #define END(name) \ 64*4882a593Smuzhiyun .size name, .-name 65*4882a593Smuzhiyun #endif 66*4882a593Smuzhiyun 67*4882a593Smuzhiyun #ifndef ENDPROC 68*4882a593Smuzhiyun #define ENDPROC(name) \ 69*4882a593Smuzhiyun .type name STT_FUNC ASM_NL \ 70*4882a593Smuzhiyun END(name) 71*4882a593Smuzhiyun #endif 72*4882a593Smuzhiyun 73*4882a593Smuzhiyun #endif 74*4882a593Smuzhiyun 75*4882a593Smuzhiyun #endif 76