arch/arm/include/asm/setjmp.h

   1 /*
   2  * (C) Copyright 2017 Theobroma Systems Design und Consulting GmbH
   3  * (C) Copyright 2016 Alexander Graf <agraf@suse.de>
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef _SETJMP_H_
   9 #define _SETJMP_H_      1
  10
  11 /*
  12  * This really should be opaque, but the EFI implementation wrongly
  13  * assumes that a 'struct jmp_buf_data' is defined.
  14  */
  15 struct jmp_buf_data {
  16 #if defined(__aarch64__)
  17         u64  regs[13];
  18 #else
  19         u32  regs[10];  /* r4-r9, sl, fp, sp, lr */
  20 #endif
  21 };
  22
  23 typedef struct jmp_buf_data jmp_buf[1];
  24
  25 int setjmp(jmp_buf jmp);
  26 void longjmp(jmp_buf jmp, int ret);
  27
  28 #endif /* _SETJMP_H_ */