1 //=============================================================================
5 // Synthetic target access to more complex system calls
7 //=============================================================================
8 //####ECOSGPLCOPYRIGHTBEGIN####
9 // -------------------------------------------
10 // This file is part of eCos, the Embedded Configurable Operating System.
11 // Copyright (C) 2004 Andrew Lunn
12 // Copyright (C) 2004 eCosCentric Ltd
14 // eCos is free software; you can redistribute it and/or modify it under
15 // the terms of the GNU General Public License as published by the Free
16 // Software Foundation; either version 2 or (at your option) any later version.
18 // eCos is distributed in the hope that it will be useful, but WITHOUT ANY
19 // WARRANTY; without even the implied warranty of MERCHANTABILITY or
20 // FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
23 // You should have received a copy of the GNU General Public License along
24 // with eCos; if not, write to the Free Software Foundation, Inc.,
25 // 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
27 // As a special exception, if other files instantiate templates or use macros
28 // or inline functions from this file, or you compile this file and link it
29 // with other works to produce a work based on this file, this file does not
30 // by itself cause the resulting work to be covered by the GNU General Public
31 // License. However the source code for this file must still be made available
32 // in accordance with section (3) of the GNU General Public License.
34 // This exception does not invalidate any other reasons why a work based on
35 // this file might be covered by the GNU General Public License.
36 // -------------------------------------------
37 //=============================================================================
38 //#####DESCRIPTIONBEGIN####
40 // Author(s): Andrew Lunn
41 // Contributors:Alexander Neundorf
43 // Purpose: Access to more complex system calls which require marshalling.
46 //####DESCRIPTIONEND####
48 //=============================================================================
50 #include <cyg/infra/cyg_type.h>
51 #include <cyg/hal/hal_diag.h>
52 #include <cyg/hal/hal_io.h>
54 void * cyg_hal_sys_shmat(int shmid, const void* shmaddr, int shmflg)
59 result = (void *) cyg_hal_sys_ipc(CYG_HAL_SYS_IPCOP_shmat,
67 int cyg_hal_sys_shmget(int key, int size, int shmflg)
69 return cyg_hal_sys_ipc(CYG_HAL_SYS_IPCOP_shmget, key, size, shmflg, NULL);
72 int cyg_hal_sys_shmdt(const void* shmaddr)
74 return cyg_hal_sys_ipc(CYG_HAL_SYS_IPCOP_shmdt, 0, 0, 0,
79 cyg_hal_sys_mmap(void *addr, unsigned long length, unsigned long prot,
80 unsigned long flags, unsigned long fd, unsigned long off)
83 struct cyg_hal_sys_mmap_args args;
85 args.addr = (unsigned long) addr;
87 args.prot = prot = prot;
92 return (cyg_hal_sys_mmapx(&args));
95 int cyg_hal_sys_ftok(const char* path, int id)
97 struct cyg_hal_sys_old_stat st;
99 if (cyg_hal_sys_oldstat(path, &st) != 0)
100 return (cyg_uint32)-1;
102 return (cyg_uint32) (id << 24 |
103 (st.st_dev & 0xff) << 16 |
104 (st.st_ino & 0xffff));