diff options
Diffstat (limited to 'arch/sparc/include/uapi/asm/uctx.h')
-rw-r--r-- | arch/sparc/include/uapi/asm/uctx.h | 71 |
1 files changed, 71 insertions, 0 deletions
diff --git a/arch/sparc/include/uapi/asm/uctx.h b/arch/sparc/include/uapi/asm/uctx.h new file mode 100644 index 0000000..dc937c7 --- /dev/null +++ b/arch/sparc/include/uapi/asm/uctx.h @@ -0,0 +1,71 @@ +/* + * 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 */ |