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-rw-r--r--include/linux/math_emu.h43
1 files changed, 43 insertions, 0 deletions
diff --git a/include/linux/math_emu.h b/include/linux/math_emu.h
new file mode 100644
index 000000000..0d9606d94
--- /dev/null
+++ b/include/linux/math_emu.h
@@ -0,0 +1,43 @@
+#ifndef _LINUX_MATH_EMU_H
+#define _LINUX_MATH_EMU_H
+
+struct fpu_reg {
+ char sign;
+ char tag;
+ long exp;
+ unsigned sigl;
+ unsigned sigh;
+};
+
+
+/* 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 ___ret_from_system_call;
+ long ___ebx;
+ long ___ecx;
+ long ___edx;
+ long ___esi;
+ long ___edi;
+ long ___ebp;
+ long ___eax;
+ long ___ds;
+ long ___es;
+ long ___fs;
+ long ___gs;
+ 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