|
@@ -1,55 +0,0 @@
|
|
|
-/*
|
|
|
- * Copyright (C) 2000-2006 Erik Andersen <andersen@uclibc.org>
|
|
|
- *
|
|
|
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
|
|
|
- */
|
|
|
-
|
|
|
-#include <unistd.h>
|
|
|
-#include <sys/mman.h>
|
|
|
-#include <errno.h>
|
|
|
-#include <sys/syscall.h>
|
|
|
-
|
|
|
-libc_hidden_proto(mmap)
|
|
|
-
|
|
|
-#define __syscall_clobbers \
|
|
|
- "r9", "r10", "r11", "r12"
|
|
|
-#define __syscall_return(type) \
|
|
|
- return (__sc_err & 0x10000000 ? errno = __sc_ret, __sc_ret = -1 : 0), \
|
|
|
- (type) __sc_ret
|
|
|
-
|
|
|
-void * mmap(void *start, size_t length, int prot, int flags, int fd,
|
|
|
- off_t offset)
|
|
|
-{
|
|
|
- unsigned long __sc_ret, __sc_err;
|
|
|
- register unsigned long __sc_0 __asm__ ("r0");
|
|
|
- register unsigned long __sc_3 __asm__ ("r3");
|
|
|
- register unsigned long __sc_4 __asm__ ("r4");
|
|
|
- register unsigned long __sc_5 __asm__ ("r5");
|
|
|
- register unsigned long __sc_6 __asm__ ("r6");
|
|
|
- register unsigned long __sc_7 __asm__ ("r7");
|
|
|
- register unsigned long __sc_8 __asm__ ("r8");
|
|
|
-
|
|
|
- __sc_3 = (unsigned long) start;
|
|
|
- __sc_4 = (unsigned long) length;
|
|
|
- __sc_5 = (unsigned long) prot;
|
|
|
- __sc_6 = (unsigned long) flags;
|
|
|
- __sc_7 = (unsigned long) fd;
|
|
|
- __sc_8 = (unsigned long) offset;
|
|
|
- __sc_0 = __NR_mmap;
|
|
|
- __asm__ __volatile__
|
|
|
- ("sc \n\t"
|
|
|
- "mfcr %1 "
|
|
|
- : "=&r" (__sc_3), "=&r" (__sc_0)
|
|
|
- : "0" (__sc_3), "1" (__sc_0),
|
|
|
- "r" (__sc_4),
|
|
|
- "r" (__sc_5),
|
|
|
- "r" (__sc_6),
|
|
|
- "r" (__sc_7),
|
|
|
- "r" (__sc_8)
|
|
|
- : __syscall_clobbers);
|
|
|
- __sc_ret = __sc_3;
|
|
|
- __sc_err = __sc_0;
|
|
|
-
|
|
|
- __syscall_return (void *);
|
|
|
-}
|
|
|
-libc_hidden_def(mmap)
|