1 files changed, 61 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/mmap_ea.c b/newlib/libc/machine/spu/mmap_ea.c
new file mode 100644
index 000000000..4097fc007
--- /dev/null
+++ b/newlib/libc/machine/spu/mmap_ea.c
@@ -0,0 +1,61 @@
+/*
+(C) Copyright IBM Corp. 2007, 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.
+
+*/
+
+#include <stddef.h>
+#include <errno.h>
+#include <sys/mman.h>
+#include "ea_internal.h"
+#include <ea.h>
+
+COMPAT_EA_ALIAS (mmap_ea);
+
+__ea void *mmap_ea (__ea void *start, size_ea_t length, int prot, int
+             flags, int fd, off_t offset)
+{
+#ifdef __EA64__
+  return (__ea void *) mmap_eaddr ((unsigned long long) start, length,
+                                   prot, flags, fd, offset);
+#else /* __EA32__ */
+  unsigned long long res;
+  /*
+   * mmap_eaddr returns 64 bits. For ea32, only the lower 32 bits can be
+   * returned.
+   */
+  res = mmap_eaddr ((unsigned long long) (unsigned int) start, length,
+                    prot, flags, fd, offset);
+  if (res != MAP_FAILED_EADDR && res > 0xffffffffULL) {
+    munmap_eaddr (res, length);
+    errno = ENOMEM;
+    res = MAP_FAILED_EADDR;
+  }
+  return (__ea void *) (int) res;
+#endif
+}