xref: /freebsd/sys/arm/include/sysarch.h (revision 2a63c3be158216222d89a073dcbd6a72ee4aab5a)
1 /*	$NetBSD: sysarch.h,v 1.5 2003/09/11 09:40:12 kleink Exp $	*/
2 
3 /*-
4  * SPDX-License-Identifier: BSD-4-Clause
5  *
6  * Copyright (c) 1996-1997 Mark Brinicombe.
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice, this list of conditions and the following disclaimer.
14  * 2. Redistributions in binary form must reproduce the above copyright
15  *    notice, this list of conditions and the following disclaimer in the
16  *    documentation and/or other materials provided with the distribution.
17  * 3. All advertising materials mentioning features or use of this software
18  *    must display the following acknowledgement:
19  *	This product includes software developed by Mark Brinicombe.
20  * 4. The name of the company nor the name of the author may be used to
21  *    endorse or promote products derived from this software without specific
22  *    prior written permission.
23  *
24  * THIS SOFTWARE IS PROVIDED BY AUTHOR ``AS IS'' AND ANY EXPRESS OR IMPLIED
25  * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
26  * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
27  * IN NO EVENT SHALL AUTHOR OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
28  * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
29  * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
30  * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
31  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
32  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
33  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
34  * SUCH DAMAGE.
35  */
36 
37 
38 #ifndef _ARM_SYSARCH_H_
39 #define _ARM_SYSARCH_H_
40 
41 #include <machine/armreg.h>
42 
43 #ifndef LOCORE
44 #ifndef __ASSEMBLER__
45 
46 /*
47  * Pickup definition of various __types.
48  */
49 #include <sys/_types.h>
50 
51 /*
52  * Architecture specific syscalls (arm)
53  */
54 
55 #define ARM_SYNC_ICACHE		0
56 #define ARM_DRAIN_WRITEBUF	1
57 #define ARM_SET_TP		2
58 #define ARM_GET_TP		3
59 #define ARM_GET_VFPSTATE	4
60 
61 struct arm_sync_icache_args {
62 	__uintptr_t	addr;		/* Virtual start address */
63 	__size_t	len;		/* Region size */
64 };
65 
66 struct arm_get_vfpstate_args {
67 	__size_t	mc_vfp_size;
68 	void 		*mc_vfp;
69 };
70 
71 #ifndef _KERNEL
72 __BEGIN_DECLS
73 int	arm_sync_icache(unsigned int, int);
74 int	arm_drain_writebuf(void);
75 int	sysarch(int, void *);
76 __END_DECLS
77 #endif
78 
79 #endif /* __ASSEMBLER__ */
80 #endif /* LOCORE */
81 
82 #endif /* !_ARM_SYSARCH_H_ */
83