[ramdisk] add cvitek pre-built ramdisk

Change-Id: Ic7d2046a23358129eaf621b5558984a64fa7361d

ramdisk/initramfs/glibc_riscv64/usr/include/sys/reboot.h

@@ -0,0 +1,54 @@
+/* Copyright (C) 1996-2019 Free Software Foundation, Inc.
+   This file is part of the GNU C Library.
+
+   The GNU C Library is free software; you can redistribute it and/or
+   modify it under the terms of the GNU Lesser General Public
+   License as published by the Free Software Foundation; either
+   version 2.1 of the License, or (at your option) any later version.
+
+   The GNU C Library 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.  See the GNU
+   Lesser General Public License for more details.
+
+   You should have received a copy of the GNU Lesser General Public
+   License along with the GNU C Library; if not, see
+   <http://www.gnu.org/licenses/>.  */
+
+/* This file should define RB_* macros to be used as flag
+   bits in the argument to the `reboot' system call.  */
+
+#ifndef _SYS_REBOOT_H
+#define _SYS_REBOOT_H	1
+
+#include <features.h>
+
+/* Perform a hard reset now.  */
+#define RB_AUTOBOOT	0x01234567
+
+/* Halt the system.  */
+#define RB_HALT_SYSTEM	0xcdef0123
+
+/* Enable reboot using Ctrl-Alt-Delete keystroke.  */
+#define RB_ENABLE_CAD	0x89abcdef
+
+/* Disable reboot using Ctrl-Alt-Delete keystroke.  */
+#define RB_DISABLE_CAD	0
+
+/* Stop system and switch power off if possible.  */
+#define RB_POWER_OFF	0x4321fedc
+
+/* Suspend system using software suspend.  */
+#define RB_SW_SUSPEND	0xd000fce2
+
+/* Reboot system into new kernel.  */
+#define RB_KEXEC	0x45584543
+
+__BEGIN_DECLS
+
+/* Reboot or halt the system.  */
+extern int reboot (int __howto) __THROW;
+
+__END_DECLS
+
+#endif	/* _SYS_REBOOT_H */