sigcontext.h
上传用户:jlfgdled
上传日期:2013-04-10
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文件大小:2k
- /* $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>
- #endif
- #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;
- #ifdef __KERNEL__
- /* This magic should be in g_upper[0] for all upper parts
- to be valid.
- This is generated by sparc64 only, but for 32bit processes,
- so we define it here as well. */
- #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 /* !(__SPARC_SIGCONTEXT_H) */