1 files changed, 69 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/writev_ea.c b/newlib/libc/machine/spu/writev_ea.c
new file mode 100644
index 000000000..efda38b5c
--- /dev/null
+++ b/newlib/libc/machine/spu/writev_ea.c
@@ -0,0 +1,69 @@
+/*
+(C) Copyright IBM Corp. 2008
+
+All rights reserved.
+
+Redistribution and use in source and binary forms, with or without
+modification, are permitted provided that the following conditions are met:
+
+* Redistributions of source code must retain the above copyright notice,
+this list of conditions and the following disclaimer.
+* 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.
+* Neither the name of IBM nor the names of its contributors may be
+used to endorse or promote products derived from this software without
+specific prior written permission.
+
+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 OWNER 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.
+
+Author: Ken Werner <ken.werner@de.ibm.com>
+*/
+
+#include "ea_internal.h"
+#include <ea.h>
+#include <spu_cache.h>
+#include "sys/linux_syscalls.h"
+
+extern void __cache_flush (void) __attribute__ ((weak));
+
+COMPAT_EA_ALIAS (writev_ea);
+
+ssize_ea_t
+writev_ea (int fd, struct iovec_ea *vector, int count)
+{
+#ifdef __EA32__
+  int i;
+#endif
+  struct spu_syscall_block s = {
+    __NR_writev,
+    {
+     fd,
+     (size_ea_t) (__ea void *) vector,
+     count,
+     0,
+     0,
+     0}
+  };
+#ifdef __EA32__
+  for (i = 0; i < count; ++i)
+    {
+      vector[i].__pad1 = 0x0;	/* 32 bit padding */
+      vector[i].__pad2 = 0x0;	/* 32 bit padding */
+    }
+#endif
+  /* Flush cache only if the application really uses the software cache.  */
+  if (__cache_flush)
+    __cache_flush ();
+  return __linux_syscall (&s);
+}