- /* $Id: sigcontext.h,v 1.12 1999/09/06 08:22:09 jj Exp $ */
- #ifndef __SPARC64_SIGCONTEXT_H
- #define __SPARC64_SIGCONTEXT_H
- #ifdef __KERNEL__
- #include <asm/ptrace.h>
- #endif
- #ifndef __ASSEMBLY__
- #ifdef __KERNEL__
- #define __SUNOS_MAXWIN 31
- /* This is what SunOS does, so shall I unless we use new 32bit signals or rt signals. */
- 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];
- };
- #endif
- #ifdef __KERNEL__
- /* This is what we use for 32bit new non-rt signals. */
- typedef struct {
- struct {
- unsigned int psr;
- unsigned int pc;
- unsigned int npc;
- unsigned int y;
- unsigned int u_regs[16]; /* globals and ins */
- } si_regs;
- int si_mask;
- } __siginfo32_t;
- #endif
- typedef struct {
- unsigned int si_float_regs [64];
- unsigned long si_fsr;
- unsigned long si_gsr;
- unsigned long si_fprs;
- } __siginfo_fpu_t;
- /* This is what SunOS doesn't, so we have to write this alone
- and do it properly. */
- struct sigcontext {
- /* The size of this array has to match SI_MAX_SIZE from siginfo.h */
- char sigc_info[128];
- struct {
- unsigned long u_regs[16]; /* globals and ins */
- unsigned long tstate;
- unsigned long tpc;
- unsigned long tnpc;
- unsigned int y;
- unsigned int fprs;
- } sigc_regs;
- __siginfo_fpu_t * sigc_fpu_save;
- struct {
- void * ss_sp;
- int ss_flags;
- unsigned long ss_size;
- } sigc_stack;
- unsigned long sigc_mask;
- };
- #ifdef __KERNEL__
- /* 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
- #endif /* !(__ASSEMBLY__) */
- #endif /* !(__SPARC64_SIGCONTEXT_H) */