uctx.h
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- /* $Id: uctx.h,v 1.1 1997/06/18 16:51:58 davem Exp $
- * uctx.h: Sparc64 {set,get}context() register state layouts.
- *
- * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
- */
- #ifndef __SPARC64_UCTX_H
- #define __SPARC64_UCTX_H
- #define MC_TSTATE 0
- #define MC_PC 1
- #define MC_NPC 2
- #define MC_Y 3
- #define MC_G1 4
- #define MC_G2 5
- #define MC_G3 6
- #define MC_G4 7
- #define MC_G5 8
- #define MC_G6 9
- #define MC_G7 10
- #define MC_O0 11
- #define MC_O1 12
- #define MC_O2 13
- #define MC_O3 14
- #define MC_O4 15
- #define MC_O5 16
- #define MC_O6 17
- #define MC_O7 18
- #define MC_NGREG 19
- typedef unsigned long mc_greg_t;
- typedef mc_greg_t mc_gregset_t[MC_NGREG];
- #define MC_MAXFPQ 16
- struct mc_fq {
- unsigned long *mcfq_addr;
- unsigned int mcfq_insn;
- };
- struct mc_fpu {
- union {
- unsigned int sregs[32];
- unsigned long dregs[32];
- long double qregs[16];
- } mcfpu_fregs;
- unsigned long mcfpu_fsr;
- unsigned long mcfpu_fprs;
- unsigned long mcfpu_gsr;
- struct mc_fq *mcfpu_fq;
- unsigned char mcfpu_qcnt;
- unsigned char mcfpu_qentsz;
- unsigned char mcfpu_enab;
- };
- typedef struct mc_fpu mc_fpu_t;
- typedef struct {
- mc_gregset_t mc_gregs;
- mc_greg_t mc_fp;
- mc_greg_t mc_i7;
- mc_fpu_t mc_fpregs;
- } mcontext_t;
- struct ucontext {
- struct ucontext *uc_link;
- unsigned long uc_flags;
- sigset_t uc_sigmask;
- mcontext_t uc_mcontext;
- };
- typedef struct ucontext ucontext_t;
- #endif /* __SPARC64_UCTX_H */