src/include/emul_op.h

/*
 *  emul_op.h - 68k opcodes for ROM patches
 *
 *  Basilisk II (C) 1997-1999 Christian Bauer
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2 of the License, or
 *  (at your option) any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307  USA
 */

#ifndef EMUL_OP_H
#define EMUL_OP_H

// 68k opcodes
const uint16 M68K_ILLEGAL = 0x4afc;
const uint16 M68K_NOP = 0x4e71;
const uint16 M68K_RTS = 0x4e75;
const uint16 M68K_RTD = 0x4e74;
const uint16 M68K_JMP = 0x4ef9;
const uint16 M68K_JMP_A0 = 0x4ed0;
const uint16 M68K_JSR = 0x4eb9;
const uint16 M68K_JSR_A0 = 0x4e90;

// Extended opcodes
enum {
        M68K_EXEC_RETURN = 0x7100,              // Extended opcodes (illegal moveq form)
        M68K_EMUL_BREAK,
        M68K_EMUL_OP_SHUTDOWN,
        M68K_EMUL_OP_RESET,
        M68K_EMUL_OP_CLKNOMEM,
        M68K_EMUL_OP_READ_XPRAM,
        M68K_EMUL_OP_READ_XPRAM2,
        M68K_EMUL_OP_PATCH_BOOT_GLOBS,
        M68K_EMUL_OP_FIX_BOOTSTACK,             // 0x7108
        M68K_EMUL_OP_FIX_MEMSIZE,
        M68K_EMUL_OP_INSTALL_DRIVERS,
        M68K_EMUL_OP_SERD,
        M68K_EMUL_OP_SONY_OPEN,
        M68K_EMUL_OP_SONY_PRIME,
        M68K_EMUL_OP_SONY_CONTROL,
        M68K_EMUL_OP_SONY_STATUS,
        M68K_EMUL_OP_DISK_OPEN,                 // 0x7110
        M68K_EMUL_OP_DISK_PRIME,
        M68K_EMUL_OP_DISK_CONTROL,
        M68K_EMUL_OP_DISK_STATUS,
        M68K_EMUL_OP_CDROM_OPEN,
        M68K_EMUL_OP_CDROM_PRIME,
        M68K_EMUL_OP_CDROM_CONTROL,
        M68K_EMUL_OP_CDROM_STATUS,
        M68K_EMUL_OP_VIDEO_OPEN,                // 0x7118
        M68K_EMUL_OP_VIDEO_CONTROL,
        M68K_EMUL_OP_VIDEO_STATUS,
        M68K_EMUL_OP_SERIAL_OPEN,
        M68K_EMUL_OP_SERIAL_PRIME,
        M68K_EMUL_OP_SERIAL_CONTROL,
        M68K_EMUL_OP_SERIAL_STATUS,
        M68K_EMUL_OP_SERIAL_CLOSE,
        M68K_EMUL_OP_ETHER_OPEN,                // 0x7120
        M68K_EMUL_OP_ETHER_CONTROL,
        M68K_EMUL_OP_ETHER_READ_PACKET,
        M68K_EMUL_OP_ADBOP,
        M68K_EMUL_OP_INSTIME,
        M68K_EMUL_OP_RMVTIME,
        M68K_EMUL_OP_PRIMETIME,
        M68K_EMUL_OP_MICROSECONDS,
        M68K_EMUL_OP_SCSI_DISPATCH,             // 0x7128
        M68K_EMUL_OP_MEMORY_DISPATCH,
        M68K_EMUL_OP_IRQ,
        M68K_EMUL_OP_PUT_SCRAP,
        M68K_EMUL_OP_CHECKLOAD,
        M68K_EMUL_OP_AUDIO,
        M68K_EMUL_OP_EXTFS_COMM,
        M68K_EMUL_OP_EXTFS_HFS,
        M68K_EMUL_OP_BLOCK_MOVE,                // 0x7130
        M68K_EMUL_OP_MAX                                // highest number
};

// Functions
extern void EmulOp(uint16 opcode, struct M68kRegisters *r);     // Execute EMUL_OP opcode (called by 68k emulator or Line-F trap handler)

#endif
Revision:	1.3
Committed:	1999-10-22T15:08:13Z (25 years ago) by cebix
Content type:	text/plain
Branch:	MAIN
Changes since 1.2:	+1 -0 lines
Log Message:	- added BlockMove() replacement - extfs.cpp: get_path_for_fsitem(root parent) no longer crashes
#	User	Rev	Content
1	cebix	1.1	/*
2			* emul_op.h - 68k opcodes for ROM patches
3			*
4			* Basilisk II (C) 1997-1999 Christian Bauer
5			*
6			* This program is free software; you can redistribute it and/or modify
7			* it under the terms of the GNU General Public License as published by
8			* the Free Software Foundation; either version 2 of the License, or
9			* (at your option) any later version.
10			*
11			* This program is distributed in the hope that it will be useful,
12			* but WITHOUT ANY WARRANTY; without even the implied warranty of
13			* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
14			* GNU General Public License for more details.
15			*
16			* You should have received a copy of the GNU General Public License
17			* along with this program; if not, write to the Free Software
18			* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
19			*/
20
21			#ifndef EMUL_OP_H
22			#define EMUL_OP_H
23
24			// 68k opcodes
25			const uint16 M68K_ILLEGAL = 0x4afc;
26			const uint16 M68K_NOP = 0x4e71;
27			const uint16 M68K_RTS = 0x4e75;
28			const uint16 M68K_RTD = 0x4e74;
29			const uint16 M68K_JMP = 0x4ef9;
30			const uint16 M68K_JMP_A0 = 0x4ed0;
31			const uint16 M68K_JSR = 0x4eb9;
32			const uint16 M68K_JSR_A0 = 0x4e90;
33
34			// Extended opcodes
35			enum {
36			M68K_EXEC_RETURN = 0x7100, // Extended opcodes (illegal moveq form)
37			M68K_EMUL_BREAK,
38			M68K_EMUL_OP_SHUTDOWN,
39			M68K_EMUL_OP_RESET,
40			M68K_EMUL_OP_CLKNOMEM,
41			M68K_EMUL_OP_READ_XPRAM,
42			M68K_EMUL_OP_READ_XPRAM2,
43			M68K_EMUL_OP_PATCH_BOOT_GLOBS,
44			M68K_EMUL_OP_FIX_BOOTSTACK, // 0x7108
45			M68K_EMUL_OP_FIX_MEMSIZE,
46			M68K_EMUL_OP_INSTALL_DRIVERS,
47			M68K_EMUL_OP_SERD,
48			M68K_EMUL_OP_SONY_OPEN,
49			M68K_EMUL_OP_SONY_PRIME,
50			M68K_EMUL_OP_SONY_CONTROL,
51			M68K_EMUL_OP_SONY_STATUS,
52			M68K_EMUL_OP_DISK_OPEN, // 0x7110
53			M68K_EMUL_OP_DISK_PRIME,
54			M68K_EMUL_OP_DISK_CONTROL,
55			M68K_EMUL_OP_DISK_STATUS,
56			M68K_EMUL_OP_CDROM_OPEN,
57			M68K_EMUL_OP_CDROM_PRIME,
58			M68K_EMUL_OP_CDROM_CONTROL,
59			M68K_EMUL_OP_CDROM_STATUS,
60			M68K_EMUL_OP_VIDEO_OPEN, // 0x7118
61			M68K_EMUL_OP_VIDEO_CONTROL,
62			M68K_EMUL_OP_VIDEO_STATUS,
63			M68K_EMUL_OP_SERIAL_OPEN,
64			M68K_EMUL_OP_SERIAL_PRIME,
65			M68K_EMUL_OP_SERIAL_CONTROL,
66			M68K_EMUL_OP_SERIAL_STATUS,
67			M68K_EMUL_OP_SERIAL_CLOSE,
68			M68K_EMUL_OP_ETHER_OPEN, // 0x7120
69			M68K_EMUL_OP_ETHER_CONTROL,
70			M68K_EMUL_OP_ETHER_READ_PACKET,
71			M68K_EMUL_OP_ADBOP,
72			M68K_EMUL_OP_INSTIME,
73			M68K_EMUL_OP_RMVTIME,
74			M68K_EMUL_OP_PRIMETIME,
75			M68K_EMUL_OP_MICROSECONDS,
76			M68K_EMUL_OP_SCSI_DISPATCH, // 0x7128
77			M68K_EMUL_OP_MEMORY_DISPATCH,
78			M68K_EMUL_OP_IRQ,
79			M68K_EMUL_OP_PUT_SCRAP,
80			M68K_EMUL_OP_CHECKLOAD,
81			M68K_EMUL_OP_AUDIO,
82	cebix	1.2	M68K_EMUL_OP_EXTFS_COMM,
83			M68K_EMUL_OP_EXTFS_HFS,
84	cebix	1.3	M68K_EMUL_OP_BLOCK_MOVE, // 0x7130
85	cebix	1.1	M68K_EMUL_OP_MAX // highest number
86			};
87
88			// Functions
89			extern void EmulOp(uint16 opcode, struct M68kRegisters *r); // Execute EMUL_OP opcode (called by 68k emulator or Line-F trap handler)
90
91			#endif