1 files changed, 52 insertions, 0 deletions

diff --git a/include/asm-sparc64/kdebug.h b/include/asm-sparc64/kdebug.h
new file mode 100644
index 000000000000..f70d3dad01f9
--- /dev/null
+++ b/include/asm-sparc64/kdebug.h
@@ -0,0 +1,52 @@
+#ifndef _SPARC64_KDEBUG_H
+#define _SPARC64_KDEBUG_H
+
+/* Nearly identical to x86_64/i386 code. */
+
+#include <linux/notifier.h>
+
+struct pt_regs;
+
+struct die_args {
+        struct pt_regs *regs;
+        const char *str;
+        long err;
+        int trapnr;
+        int signr;
+};
+
+/* Note - you should never unregister because that can race with NMIs.
+ * If you really want to do it first unregister - then synchronize_kernel
+ * - then free.
+ */
+int register_die_notifier(struct notifier_block *nb);
+extern struct notifier_block *sparc64die_chain;
+
+extern void bad_trap(struct pt_regs *, long);
+
+/* Grossly misnamed. */
+enum die_val {
+        DIE_OOPS = 1,
+        DIE_DEBUG,      /* ta 0x70 */
+        DIE_DEBUG_2,    /* ta 0x71 */
+        DIE_DIE,
+        DIE_TRAP,
+        DIE_TRAP_TL1,
+        DIE_GPF,
+        DIE_CALL,
+        DIE_PAGE_FAULT,
+};
+
+static inline int notify_die(enum die_val val,char *str, struct pt_regs *regs,
+                             long err, int trap, int sig)
+{
+        struct die_args args = { .regs          = regs,
+                                 .str           = str,
+                                 .err           = err,
+                                 .trapnr        = trap,
+                                 .signr         = sig };
+
+        return notifier_call_chain(&sparc64die_chain, val, &args);
+}
+
+#endif