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netbsd32_machdep.h revision 1.7 
      1 /*	$NetBSD: netbsd32_machdep.h,v 1.7 2011/06/20 06:21:45 matt Exp $	*/
      2 
      3 /*
      4  * Copyright (c) 1998, 2001 Matthew R. Green
      5  * All rights reserved.
      6  *
      7  * Redistribution and use in source and binary forms, with or without
      8  * modification, are permitted provided that the following conditions
      9  * are met:
     10  * 1. Redistributions of source code must retain the above copyright
     11  *    notice, this list of conditions and the following disclaimer.
     12  * 2. Redistributions in binary form must reproduce the above copyright
     13  *    notice, this list of conditions and the following disclaimer in the
     14  *    documentation and/or other materials provided with the distribution.
     15  *
     16  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
     17  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
     18  * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
     19  * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
     20  * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
     21  * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
     22  * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
     23  * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
     24  * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     25  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     26  * SUCH DAMAGE.
     27  */
     28 
     29 #ifndef _MACHINE_NETBSD32_H_
     30 #define _MACHINE_NETBSD32_H_
     31 
     32 #include <sys/types.h>
     33 #include <sys/proc.h>
     34 
     35 typedef	u_int32_t netbsd32_pointer_t;
     36 
     37 /*
     38  * Convert a pointer in the 32-bit world to a valid 64-bit pointer.
     39  */
     40 #define	NETBSD32PTR64(p32)	((void *)(u_long)(u_int)(p32))
     41 
     42 /* ppc32 has 32bit aligned 64bit integers */
     43 #define NETBSD32_INT64_ALIGN __attribute__((__aligned__(4)))
     44 
     45 #include <compat/netbsd32/netbsd32.h>
     46 #include <powerpc/frame.h>
     47 
     48 /* from <sparc/include/signal.h> */
     49 typedef u_int32_t netbsd32_sigcontextp_t;
     50 
     51 struct netbsd32_sigcontext {
     52 	int		sc_onstack;	/* sigstack state to restore */
     53 	int		__sc_mask13;	/* signal mask to restore (old style) */
     54 	/* begin machine dependent portion */
     55 	struct trapframe32 sc_frame;	/* saved registers */
     56 	sigset_t	sc_mask;	/* signal mask to restore (new style) */
     57 };
     58 
     59 struct netbsd32_sigcontext13 {
     60 	int	sc_onstack;		/* sigstack state to restore */
     61 	int	sc_mask;		/* signal mask to restore (old style) */
     62 	/* begin machine dependent portion */
     63 	struct trapframe32 sc_frame;	/* saved registers */
     64 };
     65 
     66 struct exec_package;
     67 void netbsd32_setregs (struct lwp *, struct exec_package *, vaddr_t);
     68 int netbsd32_sigreturn (struct lwp *, void *, register_t *);
     69 void netbsd32_sendsig (int sig, sigset_t *, u_long);
     70 
     71 extern char netbsd32_esigcode[], netbsd32_sigcode[];
     72 
     73 /*
     74  * Need to plug into get sparc specific ioctl's.
     75  */
     76 #define	NETBSD32_MD_IOCTL	/* enable netbsd32_md_ioctl() */
     77 int netbsd32_md_ioctl(struct file *, netbsd32_u_long, void *, struct proc *);
     78 
     79 #endif /* _MACHINE_NETBSD32_H_ */
     80