[PATCH] xtensa: Architecture support for Tensilica Xtensa Part 6

The attached patches provides part 6 of an architecture implementation for the
Tensilica Xtensa CPU series.

Signed-off-by: Chris Zankel <chris@zankel.net>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>

1 files changed, 44 insertions, 0 deletions

diff --git a/include/asm-xtensa/sigcontext.h b/include/asm-xtensa/sigcontext.h
new file mode 100644
index 000000000000..a75177291418
--- /dev/null
+++ b/include/asm-xtensa/sigcontext.h
@@ -0,0 +1,44 @@
+/*
+ * include/asm-xtensa/sigcontext.h
+ *
+ * This file is subject to the terms and conditions of the GNU General Public
+ * License.  See the file "COPYING" in the main directory of this archive
+ * for more details.
+ *
+ * Copyright (C) 2001 - 2003 Tensilica Inc.
+ */
+
+#ifndef _XTENSA_SIGCONTEXT_H
+#define _XTENSA_SIGCONTEXT_H
+
+#define _ASMLANGUAGE
+#include <asm/processor.h>
+#include <asm/coprocessor.h>
+
+
+struct _cpstate {
+        unsigned char _cpstate[XTENSA_CP_EXTRA_SIZE];
+} __attribute__ ((aligned (XTENSA_CP_EXTRA_ALIGN)));
+
+
+struct sigcontext {
+        unsigned long   oldmask;
+
+        /* CPU registers */
+        unsigned long sc_pc;
+        unsigned long sc_ps;
+        unsigned long sc_wmask;
+        unsigned long sc_windowbase;
+        unsigned long sc_windowstart;
+        unsigned long sc_lbeg;
+        unsigned long sc_lend;
+        unsigned long sc_lcount;
+        unsigned long sc_sar;
+        unsigned long sc_depc;
+        unsigned long sc_dareg0;
+        unsigned long sc_treg[4];
+        unsigned long sc_areg[XCHAL_NUM_AREGS];
+        struct _cpstate *sc_cpstate;
+};
+
+#endif /* __ASM_XTENSA_SIGCONTEXT_H */