mirror of https://gitee.com/openkylin/linux.git
63 lines
1.4 KiB
C
63 lines
1.4 KiB
C
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#ifndef __SPARC_SIGCONTEXT_H
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#define __SPARC_SIGCONTEXT_H
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#ifdef __KERNEL__
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#include <asm/ptrace.h>
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#ifndef __ASSEMBLY__
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#define __SUNOS_MAXWIN 31
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/* This is what SunOS does, so shall I. */
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struct sigcontext {
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int sigc_onstack; /* state to restore */
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int sigc_mask; /* sigmask to restore */
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int sigc_sp; /* stack pointer */
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int sigc_pc; /* program counter */
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int sigc_npc; /* next program counter */
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int sigc_psr; /* for condition codes etc */
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int sigc_g1; /* User uses these two registers */
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int sigc_o0; /* within the trampoline code. */
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/* Now comes information regarding the users window set
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* at the time of the signal.
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*/
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int sigc_oswins; /* outstanding windows */
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/* stack ptrs for each regwin buf */
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char *sigc_spbuf[__SUNOS_MAXWIN];
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/* Windows to restore after signal */
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struct {
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unsigned long locals[8];
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unsigned long ins[8];
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} sigc_wbuf[__SUNOS_MAXWIN];
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};
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typedef struct {
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struct {
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unsigned long psr;
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unsigned long pc;
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unsigned long npc;
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unsigned long y;
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unsigned long u_regs[16]; /* globals and ins */
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} si_regs;
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int si_mask;
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} __siginfo_t;
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typedef struct {
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unsigned long si_float_regs [32];
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unsigned long si_fsr;
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unsigned long si_fpqdepth;
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struct {
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unsigned long *insn_addr;
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unsigned long insn;
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} si_fpqueue [16];
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} __siginfo_fpu_t;
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#endif /* !(__ASSEMBLY__) */
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#endif /* (__KERNEL__) */
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#endif /* !(__SPARC_SIGCONTEXT_H) */
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