xref: /OK3568_Linux_fs/kernel/arch/alpha/include/asm/bug.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun #ifndef _ALPHA_BUG_H
3*4882a593Smuzhiyun #define _ALPHA_BUG_H
4*4882a593Smuzhiyun 
5*4882a593Smuzhiyun #include <linux/linkage.h>
6*4882a593Smuzhiyun 
7*4882a593Smuzhiyun #ifdef CONFIG_BUG
8*4882a593Smuzhiyun #include <asm/pal.h>
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun /* ??? Would be nice to use .gprel32 here, but we can't be sure that the
11*4882a593Smuzhiyun    function loaded the GP, so this could fail in modules.  */
12*4882a593Smuzhiyun #define BUG()	do {							\
13*4882a593Smuzhiyun 	__asm__ __volatile__(						\
14*4882a593Smuzhiyun 		"call_pal %0  # bugchk\n\t"				\
15*4882a593Smuzhiyun 		".long %1\n\t.8byte %2"					\
16*4882a593Smuzhiyun 		: : "i"(PAL_bugchk), "i"(__LINE__), "i"(__FILE__));	\
17*4882a593Smuzhiyun 	unreachable();							\
18*4882a593Smuzhiyun   } while (0)
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun #define HAVE_ARCH_BUG
21*4882a593Smuzhiyun #endif
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #include <asm-generic/bug.h>
24*4882a593Smuzhiyun 
25*4882a593Smuzhiyun #endif
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