59 lines
2.0 KiB
C
59 lines
2.0 KiB
C
|
/*
|
||
|
|
(C) Copyright IBM Corp. 2007
|
||
|
|
|
||
|
|
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 <sys/mman.h>
|
||
|
|
#include "jsre.h"
|
||
|
|
|
||
|
|
typedef struct
|
||
|
|
{
|
||
|
|
unsigned long long start;
|
||
|
|
unsigned int pad0[2];
|
||
|
|
unsigned int length;
|
||
|
|
unsigned int pad1[3];
|
||
|
|
unsigned int flags;
|
||
|
|
unsigned int pad2[3];
|
||
|
|
} syscall_msync_t;
|
||
|
|
|
||
|
|
unsigned long long msync_eaddr(unsigned long long start, size_t length,
|
||
|
|
int flags)
|
||
|
|
{
|
||
|
|
syscall_msync_t sys;
|
||
|
|
|
||
|
|
sys.start = start;
|
||
|
|
sys.length = (unsigned int) length;
|
||
|
|
sys.flags = (unsigned int) flags;
|
||
|
|
__send_to_ppe (JSRE_POSIX1_SIGNALCODE, JSRE_MSYNC, &sys);
|
||
|
|
/*
|
||
|
|
* Extract 64 bit result from the result stored in sys.
|
||
|
|
*/
|
||
|
|
return *(unsigned long long *) (&sys);
|
||
|
|
}
|