| /* |
| * emul_op.h - 68k opcodes for ROM patches |
| * |
| * Basilisk II (C) 1997-2008 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_GET_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_SOUNDIN_OPEN, |
| 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_IDLE_TIME, |
| 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 |
