1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
3  *
4  * Copyright (c) 2001 Jake Burkholder.
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 AND CONTRIBUTORS ``AS IS'' AND
17  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24  * LIABILITY, 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  * $FreeBSD: stable/12/lib/libc/sparc64/sys/__sparc_utrap_private.h 326193 2017-11-25 17:12:48Z pfg $
29  */
30 
31 #ifndef	___SPARC_UTRAP_PRIVATE_H_
32 #define	___SPARC_UTRAP_PRIVATE_H_
33 
34 #define	UF_DONE(uf) do {						\
35 	uf->uf_pc = uf->uf_npc;						\
36 	uf->uf_npc = uf->uf_pc + 4;					\
37 } while (0)
38 
39 struct utrapframe {
40 	u_long	uf_global[8];
41 	u_long	uf_out[8];
42 	u_long	uf_pc;
43 	u_long	uf_npc;
44 	u_long	uf_sfar;
45 	u_long	uf_sfsr;
46 	u_long	uf_tar;
47 	u_long	uf_type;
48 	u_long	uf_state;
49 	u_long	uf_fsr;
50 };
51 
52 extern char __sparc_utrap_fp_disabled[];
53 extern char __sparc_utrap_gen[];
54 
55 int __emul_insn(struct utrapframe *uf);
56 u_long __emul_fetch_reg(struct utrapframe *uf, int reg);
57 void __emul_store_reg(struct utrapframe *uf, int reg, u_long val);
58 u_long __emul_f3_op2(struct utrapframe *uf, u_int insn);
59 u_long __emul_f3_memop_addr(struct utrapframe *uf, u_int insn);
60 int __unaligned_fixup(struct utrapframe *uf);
61 
62 void __sparc_utrap(struct utrapframe *);
63 
64 void __utrap_write(const char *);
65 void __utrap_kill_self(int);
66 void __utrap_panic(const char *);
67 
68 #endif
69