diff options
| author | Alexander Graf <agraf@suse.de> | 2018-04-23 07:59:43 +0200 |
|---|---|---|
| committer | Andes <uboot@andestech.com> | 2018-05-29 14:43:12 +0800 |
| commit | a7f99e5dd7dfa1853dee25e0fcb761eee0fb3ad3 (patch) | |
| tree | 4a22ea380b55b8b74e0ca03d6c96dc472bdf07f1 /arch/riscv/include | |
| parent | c3c863880479edeb5b08226e622d13c91326e4a7 (diff) | |
| download | u-boot-a7f99e5dd7dfa1853dee25e0fcb761eee0fb3ad3.tar.gz | |
riscv: Add setjmp/longjmp code
To support efi_loader we need to have platform support for setjmp/longjmp.
Add it here.
Signed-off-by: Alexander Graf <agraf@suse.de>
Diffstat (limited to 'arch/riscv/include')
| -rw-r--r-- | arch/riscv/include/asm/setjmp.h | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/arch/riscv/include/asm/setjmp.h b/arch/riscv/include/asm/setjmp.h new file mode 100644 index 0000000000..01ad6d081f --- /dev/null +++ b/arch/riscv/include/asm/setjmp.h @@ -0,0 +1,26 @@ +/* + * (C) Copyright 2018 Alexander Graf <agraf@suse.de> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _SETJMP_H_ +#define _SETJMP_H_ 1 + +/* + * This really should be opaque, but the EFI implementation wrongly + * assumes that a 'struct jmp_buf_data' is defined. + */ +struct jmp_buf_data { + /* x2, x8, x9, x18, x19, x20, x21, x22, x23, x24, x25, x26, x27, sp */ + unsigned long s_regs[12]; /* s0 - s11 */ + unsigned long ra; + unsigned long sp; +}; + +typedef struct jmp_buf_data jmp_buf[1]; + +int setjmp(jmp_buf jmp); +void longjmp(jmp_buf jmp, int ret); + +#endif /* _SETJMP_H_ */ |