lib: Split panic functions out of vsprintf.c
To allow panic and panic_str to still be used when using tiny-printf,
split them out into their own file which gets build regardless of what
printf implementation is used.
Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
diff --git a/lib/panic.c b/lib/panic.c
new file mode 100644
index 0000000..e2b8b74
--- /dev/null
+++ b/lib/panic.c
@@ -0,0 +1,45 @@
+/*
+ * linux/lib/vsprintf.c
+ *
+ * Copyright (C) 1991, 1992 Linus Torvalds
+ */
+
+/* vsprintf.c -- Lars Wirzenius & Linus Torvalds. */
+/*
+ * Wirzenius wrote this portably, Torvalds fucked it up :-)
+ */
+
+#include <common.h>
+#if !defined(CONFIG_PANIC_HANG)
+#include <command.h>
+#endif
+
+static void panic_finish(void) __attribute__ ((noreturn));
+
+static void panic_finish(void)
+{
+ putc('\n');
+#if defined(CONFIG_PANIC_HANG)
+ hang();
+#else
+ udelay(100000); /* allow messages to go out */
+ do_reset(NULL, 0, 0, NULL);
+#endif
+ while (1)
+ ;
+}
+
+void panic_str(const char *str)
+{
+ puts(str);
+ panic_finish();
+}
+
+void panic(const char *fmt, ...)
+{
+ va_list args;
+ va_start(args, fmt);
+ vprintf(fmt, args);
+ va_end(args);
+ panic_finish();
+}