1 files changed, 37 insertions, 0 deletions

diff --git a/arch/tile/include/uapi/asm/sigcontext.h b/arch/tile/include/uapi/asm/sigcontext.h
new file mode 100644
index 000000000000..6348e59d3724
--- /dev/null
+++ b/arch/tile/include/uapi/asm/sigcontext.h
@@ -0,0 +1,37 @@
+/*
+ * Copyright 2010 Tilera Corporation. All Rights Reserved.
+ *
+ *   This program is free software; you can redistribute it and/or
+ *   modify it under the terms of the GNU General Public License
+ *   as published by the Free Software Foundation, version 2.
+ *
+ *   This program is distributed in the hope that it will be useful, but
+ *   WITHOUT ANY WARRANTY; without even the implied warranty of
+ *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
+ *   NON INFRINGEMENT.  See the GNU General Public License for
+ *   more details.
+ */
+
+#ifndef _ASM_TILE_SIGCONTEXT_H
+#define _ASM_TILE_SIGCONTEXT_H
+
+/* Don't pollute the namespace since <signal.h> includes this file. */
+#define __need_int_reg_t
+#include <arch/abi.h>
+
+/*
+ * struct sigcontext has the same shape as struct pt_regs,
+ * but is simplified since we know the fault is from userspace.
+ */
+struct sigcontext {
+        __uint_reg_t gregs[53]; /* General-purpose registers.  */
+        __uint_reg_t tp;        /* Aliases gregs[TREG_TP].  */
+        __uint_reg_t sp;        /* Aliases gregs[TREG_SP].  */
+        __uint_reg_t lr;        /* Aliases gregs[TREG_LR].  */
+        __uint_reg_t pc;        /* Program counter.  */
+        __uint_reg_t ics;       /* In Interrupt Critical Section?  */
+        __uint_reg_t faultnum;  /* Fault number.  */
+        __uint_reg_t pad[5];
+};
+
+#endif /* _ASM_TILE_SIGCONTEXT_H */