[net-next-2.6.git] / arch / sparc / include / asm / uctx.h

/*
 * 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 */
Commit	Line	Data
09d3e1ba SR	1	/*
	2	* uctx.h: Sparc64 {set,get}context() register state layouts.
	3	*
	4	* Copyright (C) 1997 David S. Miller (davem@caip.rutgers.edu)
	5	*/
	6
	7	#ifndef __SPARC64_UCTX_H
	8	#define __SPARC64_UCTX_H
	9
	10	#define MC_TSTATE 0
	11	#define MC_PC 1
	12	#define MC_NPC 2
	13	#define MC_Y 3
	14	#define MC_G1 4
	15	#define MC_G2 5
	16	#define MC_G3 6
	17	#define MC_G4 7
	18	#define MC_G5 8
	19	#define MC_G6 9
	20	#define MC_G7 10
	21	#define MC_O0 11
	22	#define MC_O1 12
	23	#define MC_O2 13
	24	#define MC_O3 14
	25	#define MC_O4 15
	26	#define MC_O5 16
	27	#define MC_O6 17
	28	#define MC_O7 18
	29	#define MC_NGREG 19
	30
	31	typedef unsigned long mc_greg_t;
	32	typedef mc_greg_t mc_gregset_t[MC_NGREG];
	33
	34	#define MC_MAXFPQ 16
	35	struct mc_fq {
	36	unsigned long *mcfq_addr;
	37	unsigned int mcfq_insn;
	38	};
	39
	40	struct mc_fpu {
	41	union {
	42	unsigned int sregs[32];
	43	unsigned long dregs[32];
	44	long double qregs[16];
	45	} mcfpu_fregs;
	46	unsigned long mcfpu_fsr;
	47	unsigned long mcfpu_fprs;
	48	unsigned long mcfpu_gsr;
	49	struct mc_fq *mcfpu_fq;
	50	unsigned char mcfpu_qcnt;
	51	unsigned char mcfpu_qentsz;
	52	unsigned char mcfpu_enab;
	53	};
	54	typedef struct mc_fpu mc_fpu_t;
	55
	56	typedef struct {
	57	mc_gregset_t mc_gregs;
	58	mc_greg_t mc_fp;
	59	mc_greg_t mc_i7;
	60	mc_fpu_t mc_fpregs;
	61	} mcontext_t;
	62
	63	struct ucontext {
	64	struct ucontext *uc_link;
65	unsigned long uc_flags;
66	sigset_t uc_sigmask;
67	mcontext_t uc_mcontext;
68	};
69	typedef struct ucontext ucontext_t;
70
71	#endif /* __SPARC64_UCTX_H */