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70 lines
2.2 KiB
C
70 lines
2.2 KiB
C
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/*
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(C) Copyright IBM Corp. 2008
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All rights reserved.
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Redistribution and use in source and binary forms, with or without
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modification, are permitted provided that the following conditions are met:
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* Redistributions of source code must retain the above copyright notice,
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this list of conditions and the following disclaimer.
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* Redistributions in binary form must reproduce the above copyright
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notice, this list of conditions and the following disclaimer in the
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documentation and/or other materials provided with the distribution.
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* Neither the name of IBM nor the names of its contributors may be
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used to endorse or promote products derived from this software without
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specific prior written permission.
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THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
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LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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POSSIBILITY OF SUCH DAMAGE.
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Author: Ken Werner <ken.werner@de.ibm.com>
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*/
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#include "ea_internal.h"
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#include <ea.h>
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#include <spu_cache.h>
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#include "sys/linux_syscalls.h"
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extern void __cache_flush (void) __attribute__ ((weak));
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COMPAT_EA_ALIAS (writev_ea);
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ssize_ea_t
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writev_ea (int fd, struct iovec_ea *vector, int count)
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{
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#ifdef __EA32__
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int i;
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#endif
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struct spu_syscall_block s = {
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__NR_writev,
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{
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fd,
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(size_ea_t) (__ea void *) vector,
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count,
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0,
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0,
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0}
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};
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#ifdef __EA32__
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for (i = 0; i < count; ++i)
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{
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vector[i].__pad1 = 0x0; /* 32 bit padding */
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vector[i].__pad2 = 0x0; /* 32 bit padding */
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}
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#endif
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/* Flush cache only if the application really uses the software cache. */
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if (__cache_flush)
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__cache_flush ();
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return __linux_syscall (&s);
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}
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