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/* $Id: sigcontext.h,v 1.11 1998/10/06 09:28:37 jj Exp $ */
#ifndef __SPARC64_SIGCONTEXT_H
#define __SPARC64_SIGCONTEXT_H
#include <asm/ptrace.h>
#define SUNOS_MAXWIN 31
#ifndef __ASSEMBLY__
/* SunOS system call sigstack() uses this arg. */
struct sunos_sigstack {
unsigned int sig_sp;
int onstack_flag;
};
/* This is what SunOS does, so shall I. */
struct sigcontext32 {
int sigc_onstack; /* state to restore */
int sigc_mask; /* sigmask to restore */
int sigc_sp; /* stack pointer */
int sigc_pc; /* program counter */
int sigc_npc; /* next program counter */
int sigc_psr; /* for condition codes etc */
int sigc_g1; /* User uses these two registers */
int sigc_o0; /* within the trampoline code. */
/* Now comes information regarding the users window set
* at the time of the signal.
*/
int sigc_oswins; /* outstanding windows */
/* stack ptrs for each regwin buf */
unsigned sigc_spbuf[SUNOS_MAXWIN];
/* Windows to restore after signal */
struct reg_window32 sigc_wbuf[SUNOS_MAXWIN];
};
/* This is what SunOS doesn't, so we have to write this alone. */
struct sigcontext {
int sigc_onstack; /* state to restore */
int sigc_mask; /* sigmask to restore */
unsigned long sigc_sp; /* stack pointer */
unsigned long sigc_pc; /* program counter */
unsigned long sigc_npc; /* next program counter */
unsigned long sigc_psr; /* for condition codes etc */
unsigned long sigc_g1; /* User uses these two registers */
unsigned long sigc_o0; /* within the trampoline code. */
/* Now comes information regarding the users window set
* at the time of the signal.
*/
int sigc_oswins; /* outstanding windows */
/* stack ptrs for each regwin buf */
char *sigc_spbuf[SUNOS_MAXWIN];
/* Windows to restore after signal */
struct reg_window sigc_wbuf[SUNOS_MAXWIN];
};
typedef struct {
struct pt_regs32 si_regs;
int si_mask;
} __siginfo32_t;
typedef struct {
struct pt_regs si_regs;
long si_mask;
} __siginfo_t;
typedef struct {
unsigned int si_float_regs [64];
unsigned long si_fsr;
unsigned long si_gsr;
unsigned long si_fprs;
} __siginfo_fpu_t;
/* This magic should be in g_upper[0] for all upper parts
to be valid. */
#define SIGINFO_EXTRA_V8PLUS_MAGIC 0x130e269
typedef struct {
unsigned int g_upper[8];
unsigned int o_upper[8];
} siginfo_extra_v8plus_t;
#endif /* !(__ASSEMBLY__) */
#endif /* !(__SPARC64_SIGCONTEXT_H) */
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