1 files changed, 22 insertions, 0 deletions
diff --git a/Plan9/arm/include/emu.h b/Plan9/arm/include/emu.h
new file mode 100644
index 00000000..a2fac73a
--- /dev/null
+++ b/Plan9/arm/include/emu.h
@@ -0,0 +1,22 @@
+/*
+ * system- and machine-specific declarations for emu:
+ * floating-point save and restore, signal handling primitive, and
+ * implementation of the current-process variable `up'.
+ */
+
+extern	Proc**	Xup;
+#define	up	(*Xup)
+
+typedef	struct	FPU	FPU;
+
+/*
+ * This structure must agree with FPsave and FPrestore asm routines
+ */
+struct FPU
+{
+	int dummy[1];	/* XXX what goes here? */
+};
+
+typedef jmp_buf osjmpbuf;
+#define	ossetjmp(buf)	setjmp(buf)
+