/*
 * CDDL HEADER START
 *
 * The contents of this file are subject to the terms of the
 * Common Development and Distribution License (the "License").
 * You may not use this file except in compliance with the License.
 *
 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
 * or http://www.opensolaris.org/os/licensing.
 * See the License for the specific language governing permissions
 * and limitations under the License.
 *
 * When distributing Covered Code, include this CDDL HEADER in each
 * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
 * If applicable, add the following below this CDDL HEADER, with the
 * fields enclosed by brackets "[]" replaced with your own identifying
 * information: Portions Copyright [yyyy] [name of copyright owner]
 *
 * CDDL HEADER END
 */

/*
 * Copyright 2009 Sun Microsystems, Inc.  All rights reserved.
 * Use is subject to license terms.
 */

#ifndef _SYS_ARCHSYSTM_H
#define _SYS_ARCHSYSTM_H

/*
 * A selection of ISA-dependent interfaces
 */

#ifdef __cplusplus
extern "C" {
#endif

#if defined(_KERNEL) && !defined(_ASM)

#include <sys/types.h>
#include <sys/regset.h>
#include <sys/model.h>
#if defined(__GNUC__) && defined(_ASM_INLINES)
#include <asm/flush.h>
#endif

extern greg_t getfp(void);
extern greg_t getpsr(void);
extern uint_t getpil(void);
extern void setpil(uint_t);
extern greg_t gettbr(void);

extern uintptr_t shm_alignment;

struct proc;
struct _klwp;
extern void xregrestore(struct _klwp *, int);
extern int  copy_return_window(int);

extern void setgwins(struct _klwp *, gwindows_t *);
extern void getgwins(struct _klwp *, gwindows_t *);
extern void setgwins32(struct _klwp *, gwindows32_t *);
extern void getgwins32(struct _klwp *, gwindows32_t *);
extern void setasrs(struct _klwp *, asrset_t);
extern void getasrs(struct _klwp *, asrset_t);
extern void setfpasrs(struct _klwp *, asrset_t);
extern void getfpasrs(struct _klwp *, asrset_t);

extern void setgregs(struct _klwp *, gregset_t);
extern void getgregs(struct _klwp *, gregset_t);
extern void setfpregs(struct _klwp *, fpregset_t *);
extern void getfpregs(struct _klwp *, fpregset_t *);

#ifdef _SYSCALL32_IMPL
extern void getgregs32(struct _klwp *, gregset32_t);
extern void setfpregs32(struct _klwp *, fpregset32_t *);
extern void getfpregs32(struct _klwp *, fpregset32_t *);
#endif

extern void vac_flushall(void);

extern void bind_hwcap(void);

extern u_longlong_t gettick(void);
extern uint64_t gettick_counter(void);
extern int xcopyin_little(const void *, void *, size_t);
extern int xcopyout_little(const void *, void *, size_t);
extern void xregs_getgfiller(struct _klwp *lwp, caddr_t xrp);
extern void xregs_setgfiller(struct _klwp *lwp, caddr_t xrp);
extern void xregs_getfpfiller(struct _klwp *lwp, caddr_t xrp);
extern void xregs_setfpfiller(struct _klwp *lwp, caddr_t xrp);

struct ucontext;
extern  void    xregs_clrptr(struct _klwp *, struct ucontext *);
extern  int     xregs_hasptr(struct _klwp *, struct ucontext *);
extern  caddr_t xregs_getptr(struct _klwp *, struct ucontext *);
extern  void    xregs_setptr(struct _klwp *, struct ucontext *, caddr_t);

#ifdef _SYSCALL32_IMPL
struct  ucontext32;
extern  void    xregs_clrptr32(struct _klwp *, struct ucontext32 *);
extern  int     xregs_hasptr32(struct _klwp *, struct ucontext32 *);
extern  caddr32_t xregs_getptr32(struct _klwp *, struct ucontext32 *);
extern  void    xregs_setptr32(struct _klwp *, struct ucontext32 *, caddr32_t);
#endif /* _SYSCALL32_IMPL */

extern  void    xregs_getgregs(struct _klwp *, caddr_t);
extern  void    xregs_getfpregs(struct _klwp *, caddr_t);
extern  void    xregs_get(struct _klwp *, caddr_t);
extern  void    xregs_setgregs(struct _klwp *, caddr_t);
extern  void    xregs_setfpregs(struct _klwp *, caddr_t);
extern  void    xregs_set(struct _klwp *, caddr_t);
extern  int     xregs_getsize(struct proc *);

extern void doflush(void *);

extern uint_t cpu_hwcap_flags;

extern uint_t weakest_mem_model;

#define cpr_dprintf prom_printf

#endif /* _KERNEL && !_ASM */


#if defined(_KERNEL)

/*
 * For binary compatability with SPARC/Solaris 1.  Needed in the
 * sparc assembly files.
 */
#define OSYS_mmap       71

#endif /* _KERNEL */

#ifdef __cplusplus
}
#endif

#endif  /* _SYS_ARCHSYSTM_H */