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-rw-r--r--include/asm-sparc64/sigcontext.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/include/asm-sparc64/sigcontext.h b/include/asm-sparc64/sigcontext.h
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+++ b/include/asm-sparc64/sigcontext.h
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1/* $Id: sigcontext.h,v 1.12 1999/09/06 08:22:09 jj Exp $ */
2#ifndef __SPARC64_SIGCONTEXT_H
3#define __SPARC64_SIGCONTEXT_H
4
5#ifdef __KERNEL__
6#include <asm/ptrace.h>
7#endif
8
9#ifndef __ASSEMBLY__
10
11#ifdef __KERNEL__
12
13#define __SUNOS_MAXWIN 31
14
15/* This is what SunOS does, so shall I unless we use new 32bit signals or rt signals. */
16struct sigcontext32 {
17 int sigc_onstack; /* state to restore */
18 int sigc_mask; /* sigmask to restore */
19 int sigc_sp; /* stack pointer */
20 int sigc_pc; /* program counter */
21 int sigc_npc; /* next program counter */
22 int sigc_psr; /* for condition codes etc */
23 int sigc_g1; /* User uses these two registers */
24 int sigc_o0; /* within the trampoline code. */
25
26 /* Now comes information regarding the users window set
27 * at the time of the signal.
28 */
29 int sigc_oswins; /* outstanding windows */
30
31 /* stack ptrs for each regwin buf */
32 unsigned sigc_spbuf[__SUNOS_MAXWIN];
33
34 /* Windows to restore after signal */
35 struct reg_window32 sigc_wbuf[__SUNOS_MAXWIN];
36};
37
38#endif
39
40#ifdef __KERNEL__
41
42/* This is what we use for 32bit new non-rt signals. */
43
44typedef struct {
45 struct {
46 unsigned int psr;
47 unsigned int pc;
48 unsigned int npc;
49 unsigned int y;
50 unsigned int u_regs[16]; /* globals and ins */
51 } si_regs;
52 int si_mask;
53} __siginfo32_t;
54
55#endif
56
57typedef struct {
58 unsigned int si_float_regs [64];
59 unsigned long si_fsr;
60 unsigned long si_gsr;
61 unsigned long si_fprs;
62} __siginfo_fpu_t;
63
64/* This is what SunOS doesn't, so we have to write this alone
65 and do it properly. */
66struct sigcontext {
67 /* The size of this array has to match SI_MAX_SIZE from siginfo.h */
68 char sigc_info[128];
69 struct {
70 unsigned long u_regs[16]; /* globals and ins */
71 unsigned long tstate;
72 unsigned long tpc;
73 unsigned long tnpc;
74 unsigned int y;
75 unsigned int fprs;
76 } sigc_regs;
77 __siginfo_fpu_t * sigc_fpu_save;
78 struct {
79 void * ss_sp;
80 int ss_flags;
81 unsigned long ss_size;
82 } sigc_stack;
83 unsigned long sigc_mask;
84};
85
86#endif /* !(__ASSEMBLY__) */
87
88#endif /* !(__SPARC64_SIGCONTEXT_H) */