1 /*
2  *  PPC emulation for qemu: syscall definitions.
3  *
4  *  Copyright (c) 2003 Jocelyn Mayer
5  *
6  * This library is free software; you can redistribute it and/or
7  * modify it under the terms of the GNU Lesser General Public
8  * License as published by the Free Software Foundation; either
9  * version 2.1 of the License, or (at your option) any later version.
10  *
11  * This library is distributed in the hope that it will be useful,
12  * but WITHOUT ANY WARRANTY; without even the implied warranty of
13  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14  * Lesser General Public License for more details.
15  *
16  * You should have received a copy of the GNU Lesser General Public
17  * License along with this library; if not, see <http://www.gnu.org/licenses/>.
18  */
19 
20 #ifndef PPC_TARGET_SYSCALL_H
21 #define PPC_TARGET_SYSCALL_H
22 
23 /* XXX: ABSOLUTELY BUGGY:
24  * for now, this is quite just a cut-and-paste from i386 target...
25  */
26 
27 /* default linux values for the selectors */
28 #define __USER_DS	(1)
29 
30 struct target_pt_regs {
31 	abi_ulong gpr[32];
32 	abi_ulong nip;
33 	abi_ulong msr;
34 	abi_ulong orig_gpr3;	/* Used for restarting system calls */
35 	abi_ulong ctr;
36 	abi_ulong link;
37 	abi_ulong xer;
38 	abi_ulong ccr;
39 #if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
40         abi_ulong softe;
41 #else
42 	abi_ulong mq;		/* 601 only (not used at present) */
43 #endif
44 					/* Used on APUS to hold IPL value. */
45 	abi_ulong trap;		/* Reason for being here */
46 	abi_ulong dar;		/* Fault registers */
47 	abi_ulong dsisr;
48 	abi_ulong result; 		/* Result of a system call */
49 };
50 
51 /* ioctls */
52 struct target_revectored_struct {
53 	abi_ulong __map[8];			/* 256 bits */
54 };
55 
56 
57 /*
58  * flags masks
59  */
60 
61 #if defined(TARGET_PPC64) && !defined(TARGET_ABI32)
62 #ifdef TARGET_WORDS_BIGENDIAN
63 #define UNAME_MACHINE "ppc64"
64 #else
65 #define UNAME_MACHINE "ppc64le"
66 #endif
67 #else
68 #define UNAME_MACHINE "ppc"
69 #endif
70 #define UNAME_MINIMUM_RELEASE "2.6.32"
71 
72 #define TARGET_CLONE_BACKWARDS
73 
74 #define TARGET_MCL_CURRENT 0x2000
75 #define TARGET_MCL_FUTURE  0x4000
76 #define TARGET_MCL_ONFAULT 0x8000
77 #define TARGET_WANT_NI_OLD_SELECT
78 
79 #endif /* PPC_TARGET_SYSCALL_H */
80