1 /* SPDX-License-Identifier: GPL-2.0+ */
2 /*
3  * (C) Copyright 2018 Alexander Graf <agraf@suse.de>
4  */
5 
6 #ifndef _SETJMP_H_
7 #define _SETJMP_H_	1
8 
9 /*
10  * This really should be opaque, but the EFI implementation wrongly
11  * assumes that a 'struct jmp_buf_data' is defined.
12  */
13 struct jmp_buf_data {
14 	/* x2, x8, x9, x18, x19, x20, x21, x22, x23, x24, x25, x26, x27, sp */
15 	unsigned long s_regs[12];	/* s0 - s11 */
16 	unsigned long ra;
17 	unsigned long sp;
18 };
19 
20 typedef struct jmp_buf_data jmp_buf[1];
21 
22 int setjmp(jmp_buf jmp);
23 void longjmp(jmp_buf jmp, int ret);
24 
25 #endif /* _SETJMP_H_ */
26