1*6f52b16cSGreg Kroah-Hartman /* SPDX-License-Identifier: GPL-2.0 WITH Linux-syscall-note */ 254579826SDavid Howells /* 354579826SDavid Howells * uctx.h: Sparc64 {set,get}context() register state layouts. 454579826SDavid Howells * 554579826SDavid Howells * Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu) 654579826SDavid Howells */ 754579826SDavid Howells 854579826SDavid Howells #ifndef __SPARC64_UCTX_H 954579826SDavid Howells #define __SPARC64_UCTX_H 1054579826SDavid Howells 1154579826SDavid Howells #define MC_TSTATE 0 1254579826SDavid Howells #define MC_PC 1 1354579826SDavid Howells #define MC_NPC 2 1454579826SDavid Howells #define MC_Y 3 1554579826SDavid Howells #define MC_G1 4 1654579826SDavid Howells #define MC_G2 5 1754579826SDavid Howells #define MC_G3 6 1854579826SDavid Howells #define MC_G4 7 1954579826SDavid Howells #define MC_G5 8 2054579826SDavid Howells #define MC_G6 9 2154579826SDavid Howells #define MC_G7 10 2254579826SDavid Howells #define MC_O0 11 2354579826SDavid Howells #define MC_O1 12 2454579826SDavid Howells #define MC_O2 13 2554579826SDavid Howells #define MC_O3 14 2654579826SDavid Howells #define MC_O4 15 2754579826SDavid Howells #define MC_O5 16 2854579826SDavid Howells #define MC_O6 17 2954579826SDavid Howells #define MC_O7 18 3054579826SDavid Howells #define MC_NGREG 19 3154579826SDavid Howells 3254579826SDavid Howells typedef unsigned long mc_greg_t; 3354579826SDavid Howells typedef mc_greg_t mc_gregset_t[MC_NGREG]; 3454579826SDavid Howells 3554579826SDavid Howells #define MC_MAXFPQ 16 3654579826SDavid Howells struct mc_fq { 3754579826SDavid Howells unsigned long *mcfq_addr; 3854579826SDavid Howells unsigned int mcfq_insn; 3954579826SDavid Howells }; 4054579826SDavid Howells 4154579826SDavid Howells struct mc_fpu { 4254579826SDavid Howells union { 4354579826SDavid Howells unsigned int sregs[32]; 4454579826SDavid Howells unsigned long dregs[32]; 4554579826SDavid Howells long double qregs[16]; 4654579826SDavid Howells } mcfpu_fregs; 4754579826SDavid Howells unsigned long mcfpu_fsr; 4854579826SDavid Howells unsigned long mcfpu_fprs; 4954579826SDavid Howells unsigned long mcfpu_gsr; 5054579826SDavid Howells struct mc_fq *mcfpu_fq; 5154579826SDavid Howells unsigned char mcfpu_qcnt; 5254579826SDavid Howells unsigned char mcfpu_qentsz; 5354579826SDavid Howells unsigned char mcfpu_enab; 5454579826SDavid Howells }; 5554579826SDavid Howells typedef struct mc_fpu mc_fpu_t; 5654579826SDavid Howells 5754579826SDavid Howells typedef struct { 5854579826SDavid Howells mc_gregset_t mc_gregs; 5954579826SDavid Howells mc_greg_t mc_fp; 6054579826SDavid Howells mc_greg_t mc_i7; 6154579826SDavid Howells mc_fpu_t mc_fpregs; 6254579826SDavid Howells } mcontext_t; 6354579826SDavid Howells 6454579826SDavid Howells struct ucontext { 6554579826SDavid Howells struct ucontext *uc_link; 6654579826SDavid Howells unsigned long uc_flags; 6754579826SDavid Howells sigset_t uc_sigmask; 6854579826SDavid Howells mcontext_t uc_mcontext; 6954579826SDavid Howells }; 7054579826SDavid Howells typedef struct ucontext ucontext_t; 7154579826SDavid Howells 7254579826SDavid Howells #endif /* __SPARC64_UCTX_H */ 73