home *** CD-ROM | disk | FTP | other *** search
- /*
- * emul_op.h - 68k opcodes for ROM patches
- *
- * Basilisk II (C) 1997-2001 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_RTR = 0x4e77;
- 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_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,
- M68K_EMUL_OP_SOUNDIN_OPEN, // 0x7130
- M68K_EMUL_OP_SOUNDIN_PRIME,
- M68K_EMUL_OP_SOUNDIN_CONTROL,
- M68K_EMUL_OP_SOUNDIN_STATUS,
- M68K_EMUL_OP_SOUNDIN_CLOSE,
- M68K_EMUL_OP_DEBUGUTIL,
- 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
-