diff options
Diffstat (limited to 'libc/sysdeps/linux/sh/mmap.c')
| -rw-r--r-- | libc/sysdeps/linux/sh/mmap.c | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/libc/sysdeps/linux/sh/mmap.c b/libc/sysdeps/linux/sh/mmap.c new file mode 100644 index 000000000..e2c990194 --- /dev/null +++ b/libc/sysdeps/linux/sh/mmap.c @@ -0,0 +1,71 @@ +/* Copyright (C) 2001 Hewlett-Packard + + This program is free software; you can redistribute it and/or modify it under + the terms of the GNU Library General Public License as published by the Free + Software Foundation; either version 2 of the License, or (at your option) any + later version. + + This program is distributed in the hope that it will be useful, but WITHOUT + ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS + FOR A PARTICULAR PURPOSE. See the GNU Library General Public License for more + details. + + You should have received a copy of the GNU Library General Public License + along with this program; if not, write to the Free Software Foundation, Inc., + 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + + Derived in part from the Linux-8086 C library, the GNU C Library, and several + other sundry sources. Files within this library are copyright by their + respective copyright holders. +*/ + +#include <unistd.h> +#include <errno.h> +#include <sys/mman.h> +#include <sys/syscall.h> + +#ifdef HIOS + +#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5, type6,arg6) \ +type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) \ +{ \ +register long __sc3 __asm__ ("r3") = __NR_##name; \ +register long __sc4 __asm__ ("r4") = (long) arg1; \ +register long __sc5 __asm__ ("r5") = (long) arg2; \ +register long __sc6 __asm__ ("r6") = (long) arg3; \ +register long __sc7 __asm__ ("r7") = (long) arg4; \ +register long __sc0 __asm__ ("r0") = (long) arg5; \ +register long __sc1 __asm__ ("r1") = (long) arg6; \ +__asm__ __volatile__ ("trapa #0x2E" \ + : "=z" (__sc0) \ + : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6), "r" (__sc7), \ + "r" (__sc3), "r" (__sc1) \ + : "memory" ); \ +__syscall_return(type,__sc0); \ +} + +#else // HIOS + +#define _syscall6(type,name,type1,arg1,type2,arg2,type3,arg3,type4,arg4,type5,arg5, type6,arg6) \ +type name (type1 arg1, type2 arg2, type3 arg3, type4 arg4, type5 arg5, type6 arg6) \ +{ \ +register long __sc3 __asm__ ("r3") = __NR_##name; \ +register long __sc4 __asm__ ("r4") = (long) arg1; \ +register long __sc5 __asm__ ("r5") = (long) arg2; \ +register long __sc6 __asm__ ("r6") = (long) arg3; \ +register long __sc7 __asm__ ("r7") = (long) arg4; \ +register long __sc0 __asm__ ("r0") = (long) arg5; \ +register long __sc1 __asm__ ("r1") = (long) arg6; \ +__asm__ __volatile__ ("trapa #0x15" \ + : "=z" (__sc0) \ + : "0" (__sc0), "r" (__sc4), "r" (__sc5), "r" (__sc6), "r" (__sc7), \ + "r" (__sc3), "r" (__sc1) \ + : "memory" ); \ +__syscall_return(type,__sc0); \ +} + +#endif // HIOS + +_syscall6(__ptr_t, mmap, __ptr_t, addr, size_t, len, int, prot, int, flags, int, fd, __off_t, offset); + + |