xref: /netbsd-src/sys/arch/amiga/stand/bootblock/boot/libstubs.h (revision 9e8889070d75d7738340c42b1c9731ac4433c481)
1 /* $NetBSD: libstubs.h,v 1.8 2023/03/25 20:14:26 abs 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 void RawIOInit(void);
59 int32_t RawPutChar(int32_t c);
60 int32_t RawMayGetChar(void);
61 
62 int OpenDevice(const char *, u_int32_t, struct AmigaIO *, u_int32_t);
63 #ifdef _PRIMARY_BOOT
64 void CloseDevice(struct AmigaIO *);
65 #endif
66 
67 void *FindResident(const char *);
68 void *InitResident(const char *, u_int32_t);
69 void *OpenResource(const char *);
70 
71 u_int32_t CachePreDMA(u_int32_t, u_int32_t *, int);
72 #define DMAF_Continue		2
73 #define DMAF_NoModify		4
74 #define DMAF_ReadFromRAM	8
75 
76 void Forbid(void);
77 void Permit(void);
78 
79 struct Screen *OpenScreenTagList(struct NewScreen *, const u_int32_t *);
80 struct Screen *OpenScreenTag(struct NewScreen *, ...);
81 struct Window *OpenWindowTagList(struct Window *, const u_int32_t *);
82 struct Window *OpenWindowTag(struct Window *, ...);
83 #ifdef _PRIMARY_BOOT
84 void CloseScreen(struct Screen *);
85 void CloseWindow(struct Window *);
86 #endif
87 
88 #ifdef nomore
89 u_int32_t mytime(void);
90 #endif
91 
92 struct cfdev *FindConfigDev(struct cfdev *, int, int);
93 
94 #ifndef DOINLINES
95 void CacheClearU(void);
96 #else
97 #define LibCallNone(lib, what)  \
98 	__asm("movl a6,sp@-; movl %0,a6; " what "; movl sp@+,a6" :: \
99 	    "r"(lib) : "d0", "d1", "a0", "a1")
100 
101 #define CacheClearU() LibCallNone(SysBase, "jsr a6@(-0x27c)")
102 #endif
103