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authorIru Cai <mytbk920423@gmail.com>2019-10-30 14:21:52 +0800
committerIru Cai <mytbk920423@gmail.com>2019-10-30 14:48:38 +0800
commitae51f41d14f548d494ac41e0d21137c5a4c3f59c (patch)
tree6ddb9d1aaa7bd5bad5bbf8497edc2e08ff208d79 /arch/x86/include/asm/setjmp.h
downloaduext4-ae51f41d14f548d494ac41e0d21137c5a4c3f59c.tar.xz
import the U-Boot code and make it compile
Diffstat (limited to 'arch/x86/include/asm/setjmp.h')
-rw-r--r--arch/x86/include/asm/setjmp.h40
1 files changed, 40 insertions, 0 deletions
diff --git a/arch/x86/include/asm/setjmp.h b/arch/x86/include/asm/setjmp.h
new file mode 100644
index 0000000..49c36c1
--- /dev/null
+++ b/arch/x86/include/asm/setjmp.h
@@ -0,0 +1,40 @@
+/* SPDX-License-Identifier: GPL-2.0 */
+/*
+ * Written by H. Peter Anvin <hpa@zytor.com>
+ * Brought in from Linux v4.4 and modified for U-Boot
+ * From Linux arch/um/sys-i386/setjmp.S
+ */
+
+#ifndef __setjmp_h
+#define __setjmp_h
+
+#ifdef CONFIG_X86_64
+
+struct jmp_buf_data {
+ unsigned long __rip;
+ unsigned long __rsp;
+ unsigned long __rbp;
+ unsigned long __rbx;
+ unsigned long __r12;
+ unsigned long __r13;
+ unsigned long __r14;
+ unsigned long __r15;
+};
+
+#else
+
+struct jmp_buf_data {
+ unsigned int __ebx;
+ unsigned int __esp;
+ unsigned int __ebp;
+ unsigned int __esi;
+ unsigned int __edi;
+ unsigned int __eip;
+};
+
+#endif
+
+int setjmp(struct jmp_buf_data *jmp_buf);
+void longjmp(struct jmp_buf_data *jmp_buf, int val);
+
+#endif