1 files changed, 56 insertions, 0 deletions
diff --git a/core/kernel/panic.c b/core/kernel/panic.c
new file mode 100644
index 0000000..c9623f6
--- /dev/null
+++ b/core/kernel/panic.c
@@ -0,0 +1,56 @@
+/*
+ * Copyright (c) 2016, Linaro Limited
+ * Copyright (c) 2014, STMicroelectronics International N.V.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are met:
+ *
+ * 1. Redistributions of source code must retain the above copyright notice,
+ * this list of conditions and the following disclaimer.
+ *
+ * 2. Redistributions in binary form must reproduce the above copyright notice,
+ * this list of conditions and the following disclaimer in the documentation
+ * and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
+ * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
+ * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
+ * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <kernel/panic.h>
+#include <kernel/thread.h>
+#include <trace.h>
+
+void __do_panic(const char *file __maybe_unused,
+		const int line __maybe_unused,
+		const char *func __maybe_unused,
+		const char *msg __maybe_unused)
+{
+	/* disable prehemption */
+	(void)thread_mask_exceptions(THREAD_EXCP_ALL);
+
+	/* TODO: notify other cores */
+
+	/* trace: Panic ['panic-string-message' ]at FILE:LINE [<FUNCTION>]" */
+	if (!file && !func && !msg)
+		EMSG_RAW("Panic");
+	else
+		EMSG_RAW("Panic %s%s%sat %s:%d %s%s%s",
+			 msg ? "'" : "", msg ? msg : "", msg ? "' " : "",
+			 file ? file : "?", file ? line : 0,
+			 func ? "<" : "", func ? func : "", func ? ">" : "");
+
+	EPRINT_STACK();
+	/* abort current execution */
+	while (1)
+		;
+}