xref: /netbsd-src/sys/arch/amiga/stand/bootblock/boot/libstubs.h (revision cac8e449158efc7261bebc8657cbb0125a2cfdde)
1 /* $NetBSD: libstubs.h,v 1.6 2008/04/28 20:23:13 martin Exp $ */
2 
3 /*-
4  * Copyright (c) 1996 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Ignatios Souvatzis.
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 #include "amigaio.h"
33 #include "amigagraph.h"
34 #include "amigatypes.h"
35 #include <sys/types.h>
36 
37 extern struct ExecBase *SysBase;
38 extern struct Library *IntuitionBase;
39 extern struct Library *ExpansionBase;
40 
41 void *AllocMem (size_t, u_int32_t);
42 void FreeMem (void *, size_t);
43 
44 struct Library *OpenLibrary (const char *, u_int32_t);
45 void CloseLibrary (struct Library *);
46 struct MsgPort *CreateMsgPort(void);
47 void *CreateIORequest(struct MsgPort *, u_int32_t);
48 void DeleteIORequest(void *);
49 void DeleteMsgPort(struct MsgPort *);
50 
51 u_int8_t DoIO(struct AmigaIO *);
52 void SendIO(struct AmigaIO *);
53 struct AmigaIO *CheckIO(struct AmigaIO *);
54 void *WaitPort(struct MsgPort *);
55 void AbortIO(struct AmigaIO *);
56 u_int8_t WaitIO(struct AmigaIO *);
57 
58 int OpenDevice(const char *, u_int32_t, struct AmigaIO *, u_int32_t);
59 #ifdef _PRIMARY_BOOT
60 void CloseDevice(struct AmigaIO *);
61 #endif
62 
63 void *FindResident(const char *);
64 void *OpenResource(const char *);
65 
66 u_int32_t CachePreDMA(u_int32_t, u_int32_t *, int);
67 #define DMAF_Continue		2
68 #define DMAF_NoModify		4
69 #define DMAF_ReadFromRAM	8
70 
71 void Forbid(void);
72 void Permit(void);
73 
74 struct Screen *OpenScreenTagList(struct NewScreen *, const u_int32_t *);
75 struct Screen *OpenScreenTag(struct NewScreen *, ...);
76 struct Window *OpenWindowTagList(struct Window *, const u_int32_t *);
77 struct Window *OpenWindowTag(struct Window *, ...);
78 #ifdef _PRIMARY_BOOT
79 void CloseScreen(struct Screen *);
80 void CloseWindow(struct Window *);
81 #endif
82 
83 #ifdef nomore
84 u_int32_t mytime(void);
85 #endif
86 
87 struct cfdev *FindConfigDev(struct cfdev *, int, int);
88 
89 #ifndef DOINLINES
90 void CacheClearU(void);
91 #else
92 #define LibCallNone(lib, what)  \
93 	__asm("movl a6,sp@-; movl %0,a6; " what "; movl sp@+,a6" :: \
94 	    "r"(lib) : "d0", "d1", "a0", "a1")
95 
96 #define CacheClearU() LibCallNone(SysBase, "jsr a6@(-0x27c)")
97 #endif
98