home *** CD-ROM | disk | FTP | other *** search
- /* $Id: sigcontext.h,v 1.14 1999/09/06 08:22:05 jj Exp $ */
- #ifndef __SPARC_SIGCONTEXT_H
- #define __SPARC_SIGCONTEXT_H
-
- #ifdef __KERNEL__
- #include <asm/ptrace.h>
-
- #ifndef __ASSEMBLY__
-
- #define __SUNOS_MAXWIN 31
-
- /* This is what SunOS does, so shall I. */
- struct sigcontext {
- 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 */
- char *sigc_spbuf[__SUNOS_MAXWIN];
-
- /* Windows to restore after signal */
- struct {
- unsigned long locals[8];
- unsigned long ins[8];
- } sigc_wbuf[__SUNOS_MAXWIN];
- };
-
- typedef struct {
- struct {
- unsigned long psr;
- unsigned long pc;
- unsigned long npc;
- unsigned long y;
- unsigned long u_regs[16]; /* globals and ins */
- } si_regs;
- int si_mask;
- } __siginfo_t;
-
- typedef struct {
- unsigned long si_float_regs [32];
- unsigned long si_fsr;
- unsigned long si_fpqdepth;
- struct {
- unsigned long *insn_addr;
- unsigned long insn;
- } si_fpqueue [16];
- } __siginfo_fpu_t;
-
- #endif /* !(__ASSEMBLY__) */
-
- #endif /* (__KERNEL__) */
-
- #endif /* !(__SPARC_SIGCONTEXT_H) */
-