[ramdisk] add cvitek pre-built ramdisk

Change-Id: Ic7d2046a23358129eaf621b5558984a64fa7361d

ramdisk/initramfs/glibc_riscv64/usr/include/bits/uio-ext.h

@@ -0,0 +1,53 @@
+/* Operating system-specific extensions to sys/uio.h - Linux version.
+   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/>.  */
+
+#ifndef _BITS_UIO_EXT_H
+#define _BITS_UIO_EXT_H 1
+
+#ifndef _SYS_UIO_H
+# error "Never include <bits/uio-ext.h> directly; use <sys/uio.h> instead."
+#endif
+
+__BEGIN_DECLS
+
+/* Read from another process' address space.  */
+extern ssize_t process_vm_readv (pid_t __pid, const struct iovec *__lvec,
+				 unsigned long int __liovcnt,
+				 const struct iovec *__rvec,
+				 unsigned long int __riovcnt,
+				 unsigned long int __flags)
+  __THROW;
+
+/* Write to another process' address space.  */
+extern ssize_t process_vm_writev (pid_t __pid, const struct iovec *__lvec,
+				  unsigned long int __liovcnt,
+				  const struct iovec *__rvec,
+				  unsigned long int __riovcnt,
+				  unsigned long int __flags)
+  __THROW;
+
+/* Flags for preadv2/pwritev2.  */
+#define RWF_HIPRI	0x00000001 /* High priority request.  */
+#define RWF_DSYNC	0x00000002 /* per-IO O_DSYNC.  */
+#define RWF_SYNC	0x00000004 /* per-IO O_SYNC.  */
+#define RWF_NOWAIT	0x00000008 /* per-IO nonblocking mode.  */
+#define RWF_APPEND	0x00000010 /* per-IO O_APPEND.  */
+
+__END_DECLS
+
+#endif /* bits/uio-ext.h */