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f5e706ad SR |
1 | #ifndef __SPARC64_SIGCONTEXT_H |
2 | #define __SPARC64_SIGCONTEXT_H | |
3 | ||
4 | #ifdef __KERNEL__ | |
5 | #include <asm/ptrace.h> | |
6 | #endif | |
7 | ||
8 | #ifndef __ASSEMBLY__ | |
9 | ||
10 | #ifdef __KERNEL__ | |
11 | ||
12 | #define __SUNOS_MAXWIN 31 | |
13 | ||
14 | /* This is what SunOS does, so shall I unless we use new 32bit signals or rt signals. */ | |
15 | struct sigcontext32 { | |
16 | int sigc_onstack; /* state to restore */ | |
17 | int sigc_mask; /* sigmask to restore */ | |
18 | int sigc_sp; /* stack pointer */ | |
19 | int sigc_pc; /* program counter */ | |
20 | int sigc_npc; /* next program counter */ | |
21 | int sigc_psr; /* for condition codes etc */ | |
22 | int sigc_g1; /* User uses these two registers */ | |
23 | int sigc_o0; /* within the trampoline code. */ | |
24 | ||
25 | /* Now comes information regarding the users window set | |
26 | * at the time of the signal. | |
27 | */ | |
28 | int sigc_oswins; /* outstanding windows */ | |
29 | ||
30 | /* stack ptrs for each regwin buf */ | |
31 | unsigned sigc_spbuf[__SUNOS_MAXWIN]; | |
32 | ||
33 | /* Windows to restore after signal */ | |
34 | struct reg_window32 sigc_wbuf[__SUNOS_MAXWIN]; | |
35 | }; | |
36 | ||
37 | #endif | |
38 | ||
39 | #ifdef __KERNEL__ | |
40 | ||
41 | /* This is what we use for 32bit new non-rt signals. */ | |
42 | ||
43 | typedef struct { | |
44 | struct { | |
45 | unsigned int psr; | |
46 | unsigned int pc; | |
47 | unsigned int npc; | |
48 | unsigned int y; | |
49 | unsigned int u_regs[16]; /* globals and ins */ | |
50 | } si_regs; | |
51 | int si_mask; | |
52 | } __siginfo32_t; | |
53 | ||
54 | #endif | |
55 | ||
56 | typedef struct { | |
57 | unsigned int si_float_regs [64]; | |
58 | unsigned long si_fsr; | |
59 | unsigned long si_gsr; | |
60 | unsigned long si_fprs; | |
61 | } __siginfo_fpu_t; | |
62 | ||
63 | /* This is what SunOS doesn't, so we have to write this alone | |
64 | and do it properly. */ | |
65 | struct sigcontext { | |
66 | /* The size of this array has to match SI_MAX_SIZE from siginfo.h */ | |
67 | char sigc_info[128]; | |
68 | struct { | |
69 | unsigned long u_regs[16]; /* globals and ins */ | |
70 | unsigned long tstate; | |
71 | unsigned long tpc; | |
72 | unsigned long tnpc; | |
73 | unsigned int y; | |
74 | unsigned int fprs; | |
75 | } sigc_regs; | |
76 | __siginfo_fpu_t * sigc_fpu_save; | |
77 | struct { | |
78 | void * ss_sp; | |
79 | int ss_flags; | |
80 | unsigned long ss_size; | |
81 | } sigc_stack; | |
82 | unsigned long sigc_mask; | |
83 | }; | |
84 | ||
85 | #endif /* !(__ASSEMBLY__) */ | |
86 | ||
87 | #endif /* !(__SPARC64_SIGCONTEXT_H) */ |