From 75cc619bb3dc7929b23fa561abe1202711befb30 Mon Sep 17 00:00:00 2001 From: Jeff Johnston Date: Thu, 20 Nov 2008 20:20:51 +0000 Subject: 2008-11-20 Ken Werner Patrick Mansfield Joel Schopp * libc/machine/spu/configure.in: Add __ea detection. * libc/machine/spu/Makefile.am: Add new files. * libc/machine/spu/include/ea.h: New file. * libc/machine/spu/ea_internal.h: Likewise. * libc/machine/spu/sys/mman.h: Likewise. * libc/machine/spu/mmap_ea.c: Likewise. * libc/machine/spu/munmap_ea.c: Likewise. * libc/machine/spu/mremap_ea.c: Likewise. * libc/machine/spu/msync_ea.c: Likewise. * libc/machine/spu/memchr_ea.c: Likewise. * libc/machine/spu/memcmp_ea.c: Likewise. * libc/machine/spu/memcpy_ea.c: Likewise. * libc/machine/spu/memmove_ea.c: Likewise. * libc/machine/spu/memset_ea.c: Likewise. * libc/machine/spu/malloc_ea.c: Likewise. * libc/machine/spu/realloc_ea.c: Likewise. * libc/machine/spu/calloc_ea.c: Likewise. * libc/machine/spu/free_ea.c: Likewise. * libc/machine/spu/posix_memalign_ea.c: Likewise. * libc/machine/spu/strcat_ea.c: Likewise. * libc/machine/spu/strchr_ea.c: Likewise. * libc/machine/spu/strcmp_ea.c: Likewise. * libc/machine/spu/strcpy_ea.c: Likewise. * libc/machine/spu/strcspn_ea.c: Likewise. * libc/machine/spu/strlen_ea.c: Likewise. * libc/machine/spu/strncat_ea.c: Likewise. * libc/machine/spu/strncmp_ea.c: Likewise. * libc/machine/spu/strncpy_ea.c: Likewise. * libc/machine/spu/strpbrk_ea.c: Likewise. * libc/machine/spu/strrchr_ea.c: Likewise. * libc/machine/spu/strspn_ea.c: Likewise. * libc/machine/spu/strstr_ea.c: Likewise. * libc/machine/spu/read_ea.c: Likewise. * libc/machine/spu/pread_ea.c: Likewise. * libc/machine/spu/readv_ea.c: Likewise. * libc/machine/spu/write_ea.c: Likewise. * libc/machine/spu/pwrite_ea.c: Likewise. * libc/machine/spu/writev_ea.c: Likewise. --- newlib/libc/machine/spu/mmap_ea.c | 61 +++++++++++++++++++++++++++++++++++++++ 1 file changed, 61 insertions(+) create mode 100644 newlib/libc/machine/spu/mmap_ea.c (limited to 'newlib/libc/machine/spu/mmap_ea.c') 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 +#include +#include +#include "ea_internal.h" +#include + +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 +} -- cgit v1.2.3