Merge stack(9) implementations for i386 and amd64 under x86/.

Reviewed by:	jhb, kib
Sponsored by:	EMC / Isilon Storage Division
Differential Revision:	https://reviews.freebsd.org/D3255

1 files changed, 58 insertions, 0 deletions

diff --git a/sys/x86/include/stack.h b/sys/x86/include/stack.h
new file mode 100644
index 0000000..8e45b82
--- /dev/null
+++ b/sys/x86/include/stack.h
@@ -0,0 +1,58 @@
+/*-
+ * Mach Operating System
+ * Copyright (c) 1991,1990 Carnegie Mellon University
+ * All Rights Reserved.
+ *
+ * Permission to use, copy, modify and distribute this software and its
+ * documentation is hereby granted, provided that both the copyright
+ * notice and this permission notice appear in all copies of the
+ * software, derivative works or modified versions, and any portions
+ * thereof, and that both notices appear in supporting documentation.
+ *
+ * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS
+ * CONDITION.  CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
+ * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
+ *
+ * Carnegie Mellon requests users of this software to return to
+ *
+ *  Software Distribution Coordinator  or  Software.Distribution@CS.CMU.EDU
+ *  School of Computer Science
+ *  Carnegie Mellon University
+ *  Pittsburgh PA 15213-3890
+ *
+ * any improvements or extensions that they make and grant Carnegie the
+ * rights to redistribute these changes.
+ *
+ * $FreeBSD$
+ */
+
+#ifndef _X86_STACK_H
+#define	_X86_STACK_H
+
+/*
+ * Stack trace.
+ */
+
+#ifdef __i386__
+struct i386_frame {
+	struct i386_frame	*f_frame;
+	u_int			f_retaddr;
+	u_int			f_arg0;
+};
+#endif
+
+#ifdef __amd64__
+struct amd64_frame {
+	struct amd64_frame	*f_frame;
+	u_long			f_retaddr;
+	u_long			f_arg0;
+};
+
+struct i386_frame {
+	uint32_t		f_frame;
+	uint32_t		f_retaddr;
+	uint32_t		f_arg0;
+};
+#endif /* __amd64__ */
+
+#endif /* !_X86_STACK_H */