1 files changed, 36 insertions, 0 deletions

diff --git a/include/asm-x86/math_emu.h b/include/asm-x86/math_emu.h
new file mode 100644
index 000000000000..a4b0aa3320e6
--- /dev/null
+++ b/include/asm-x86/math_emu.h
@@ -0,0 +1,36 @@
+#ifndef _I386_MATH_EMU_H
+#define _I386_MATH_EMU_H
+
+#include <asm/sigcontext.h>
+
+int restore_i387_soft(void *s387, struct _fpstate __user *buf);
+int save_i387_soft(void *s387, struct _fpstate __user *buf);
+
+/* This structure matches the layout of the data saved to the stack
+   following a device-not-present interrupt, part of it saved
+   automatically by the 80386/80486.
+   */
+struct info {
+        long ___orig_eip;
+        long ___ebx;
+        long ___ecx;
+        long ___edx;
+        long ___esi;
+        long ___edi;
+        long ___ebp;
+        long ___eax;
+        long ___ds;
+        long ___es;
+        long ___fs;
+        long ___orig_eax;
+        long ___eip;
+        long ___cs;
+        long ___eflags;
+        long ___esp;
+        long ___ss;
+        long ___vm86_es; /* This and the following only in vm86 mode */
+        long ___vm86_ds;
+        long ___vm86_fs;
+        long ___vm86_gs;
+};
+#endif