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790baacc WL |
1 | /* |
2 | * i386 dependent signal definitions | |
3 | * | |
4 | * | |
5 | * This program is free software; you can redistribute it and/or modify | |
6 | * it under the terms of the GNU General Public License as published by | |
7 | * the Free Software Foundation; either version 2 of the License, or | |
8 | * (at your option) any later version. | |
9 | * | |
10 | * This program is distributed in the hope that it will be useful, | |
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
13 | * GNU General Public License for more details. | |
14 | * | |
15 | * You should have received a copy of the GNU General Public License | |
16 | * along with this program; if not, see <http://www.gnu.org/licenses/>. | |
17 | */ | |
18 | #ifndef TARGET_ARCH_SIGNAL_H | |
19 | #define TARGET_ARCH_SIGNAL_H | |
20 | ||
21 | #include "cpu.h" | |
22 | ||
23 | /* Size of the signal trampolin code placed on the stack. */ | |
24 | #define TARGET_SZSIGCODE 0 | |
25 | ||
26 | /* compare to x86/include/_limits.h */ | |
27 | #define TARGET_MINSIGSTKSZ (512 * 4) /* min sig stack size */ | |
28 | #define TARGET_SIGSTKSZ (MINSIGSTKSZ + 32768) /* recommended size */ | |
29 | ||
790baacc WL |
30 | typedef struct target_mcontext { |
31 | } target_mcontext_t; | |
32 | ||
c504713f | 33 | #include "target_os_ucontext.h" |
790baacc WL |
34 | |
35 | struct target_sigframe { | |
36 | abi_ulong sf_signum; | |
37 | abi_ulong sf_siginfo; /* code or pointer to sf_si */ | |
38 | abi_ulong sf_ucontext; /* points to sf_uc */ | |
39 | abi_ulong sf_addr; /* undocumented 4th arg */ | |
40 | target_ucontext_t sf_uc; /* = *sf_uncontext */ | |
41 | target_siginfo_t sf_si; /* = *sf_siginfo (SA_SIGINFO case)*/ | |
42 | uint32_t __spare__[2]; | |
43 | }; | |
44 | ||
45 | /* | |
46 | * Compare to i386/i386/machdep.c sendsig() | |
47 | * Assumes that target stack frame memory is locked. | |
48 | */ | |
49 | static inline abi_long set_sigtramp_args(CPUX86State *regs, | |
50 | int sig, struct target_sigframe *frame, abi_ulong frame_addr, | |
51 | struct target_sigaction *ka) | |
52 | { | |
53 | /* XXX return -TARGET_EOPNOTSUPP; */ | |
54 | return 0; | |
55 | } | |
56 | ||
57 | /* Compare to i386/i386/machdep.c get_mcontext() */ | |
58 | static inline abi_long get_mcontext(CPUX86State *regs, | |
59 | target_mcontext_t *mcp, int flags) | |
60 | { | |
61 | /* XXX */ | |
62 | return -TARGET_EOPNOTSUPP; | |
63 | } | |
64 | ||
65 | /* Compare to i386/i386/machdep.c set_mcontext() */ | |
66 | static inline abi_long set_mcontext(CPUX86State *regs, | |
67 | target_mcontext_t *mcp, int srflag) | |
68 | { | |
69 | /* XXX */ | |
70 | return -TARGET_EOPNOTSUPP; | |
71 | } | |
72 | ||
73 | static inline abi_long get_ucontext_sigreturn(CPUX86State *regs, | |
74 | abi_ulong target_sf, abi_ulong *target_uc) | |
75 | { | |
76 | /* XXX */ | |
77 | *target_uc = 0; | |
78 | return -TARGET_EOPNOTSUPP; | |
79 | } | |
80 | ||
81 | #endif /* TARGET_ARCH_SIGNAL_H */ |