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Diffstat (limited to 'newlib/libc/machine/spu/write_ea.c')
-rw-r--r--newlib/libc/machine/spu/write_ea.c60
1 files changed, 60 insertions, 0 deletions
diff --git a/newlib/libc/machine/spu/write_ea.c b/newlib/libc/machine/spu/write_ea.c
new file mode 100644
index 000000000..05d6bdf84
--- /dev/null
+++ b/newlib/libc/machine/spu/write_ea.c
@@ -0,0 +1,60 @@
+/*
+(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 (write_ea);
+
+ssize_ea_t
+write_ea (int fd, __ea const void *buf, size_ea_t count)
+{
+ struct spu_syscall_block s = {
+ __NR_write,
+ {
+ fd,
+ (size_ea_t) buf,
+ count,
+ 0,
+ 0,
+ 0}
+ };
+ /* Flush cache only if the application really uses the software cache. */
+ if (__cache_flush)
+ __cache_flush ();
+ return __linux_syscall (&s);
+}