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cebix |
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/* |
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* emul_op.h - 68k opcodes for ROM patches |
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* |
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* SheepShaver (C) 1997-2002 Christian Bauer and Marc Hellwig |
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* |
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* This program is free software; you can redistribute it and/or modify |
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* it under the terms of the GNU General Public License as published by |
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* the Free Software Foundation; either version 2 of the License, or |
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* (at your option) any later version. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU General Public License for more details. |
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* |
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* You should have received a copy of the GNU General Public License |
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* along with this program; if not, write to the Free Software |
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA |
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*/ |
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#ifndef EMUL_OP_H |
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#define EMUL_OP_H |
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// PowerPC opcodes |
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const uint32 POWERPC_NOP = 0x60000000; |
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const uint32 POWERPC_ILLEGAL = 0x00000000; |
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const uint32 POWERPC_BLR = 0x4e800020; |
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const uint32 POWERPC_BCTR = 0x4e800420; |
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const uint32 POWERPC_EMUL_OP = 0x18000000; // Base opcode for EMUL_OP opcodes (only used with PPC emulation) |
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// 68k opcodes |
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const uint16 M68K_ILLEGAL = 0x4afc; |
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const uint16 M68K_NOP = 0x4e71; |
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const uint16 M68K_RTS = 0x4e75; |
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const uint16 M68K_RTD = 0x4e74; |
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const uint16 M68K_JMP = 0x4ef9; |
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const uint16 M68K_JMP_A0 = 0x4ed0; |
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const uint16 M68K_JSR = 0x4eb9; |
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const uint16 M68K_JSR_A0 = 0x4e90; |
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enum { // Selectors for EMUL_OP opcodes |
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OP_BREAK, OP_XPRAM1, OP_XPRAM2, OP_XPRAM3, OP_NVRAM1, OP_NVRAM2, OP_NVRAM3, |
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OP_FIX_MEMTOP, OP_FIX_MEMSIZE, OP_FIX_BOOTSTACK, |
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OP_SONY_OPEN, OP_SONY_PRIME, OP_SONY_CONTROL, OP_SONY_STATUS, |
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OP_DISK_OPEN, OP_DISK_PRIME, OP_DISK_CONTROL, OP_DISK_STATUS, |
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OP_CDROM_OPEN, OP_CDROM_PRIME, OP_CDROM_CONTROL, OP_CDROM_STATUS, |
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OP_AUDIO_DISPATCH, OP_SOUNDIN_OPEN, OP_SOUNDIN_PRIME, OP_SOUNDIN_CONTROL, OP_SOUNDIN_STATUS, OP_SOUNDIN_CLOSE, |
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OP_ADBOP, OP_INSTIME, OP_RMVTIME, OP_PRIMETIME, OP_MICROSECONDS, OP_PUT_SCRAP, OP_GET_SCRAP, |
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OP_DEBUG_STR, OP_INSTALL_DRIVERS, OP_NAME_REGISTRY, OP_RESET, OP_IRQ, |
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OP_SCSI_DISPATCH, OP_SCSI_ATOMIC, |
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OP_NTRB_17_PATCH, OP_NTRB_17_PATCH2, OP_NTRB_17_PATCH3, OP_CHECKLOAD, |
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OP_EXTFS_COMM, OP_EXTFS_HFS, OP_IDLE_TIME, |
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OP_MAX |
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}; |
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const uint16 M68K_EMUL_RETURN = 0xfe40; // Extended opcodes |
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const uint16 M68K_EXEC_RETURN = 0xfe41; |
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const uint16 M68K_EMUL_BREAK = 0xfe42; |
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const uint16 M68K_EMUL_OP_XPRAM1 = M68K_EMUL_BREAK + OP_XPRAM1; |
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const uint16 M68K_EMUL_OP_XPRAM2 = M68K_EMUL_BREAK + OP_XPRAM2; |
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const uint16 M68K_EMUL_OP_XPRAM3 = M68K_EMUL_BREAK + OP_XPRAM3; |
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const uint16 M68K_EMUL_OP_NVRAM1 = M68K_EMUL_BREAK + OP_NVRAM1; |
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const uint16 M68K_EMUL_OP_NVRAM2 = M68K_EMUL_BREAK + OP_NVRAM2; |
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const uint16 M68K_EMUL_OP_NVRAM3 = M68K_EMUL_BREAK + OP_NVRAM3; |
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const uint16 M68K_EMUL_OP_FIX_MEMTOP = M68K_EMUL_BREAK + OP_FIX_MEMTOP; |
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const uint16 M68K_EMUL_OP_FIX_MEMSIZE = M68K_EMUL_BREAK + OP_FIX_MEMSIZE; |
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const uint16 M68K_EMUL_OP_FIX_BOOTSTACK = M68K_EMUL_BREAK + OP_FIX_BOOTSTACK; |
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const uint16 M68K_EMUL_OP_SONY_OPEN = M68K_EMUL_BREAK + OP_SONY_OPEN; |
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const uint16 M68K_EMUL_OP_SONY_PRIME = M68K_EMUL_BREAK + OP_SONY_PRIME; |
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const uint16 M68K_EMUL_OP_SONY_CONTROL = M68K_EMUL_BREAK + OP_SONY_CONTROL; |
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const uint16 M68K_EMUL_OP_SONY_STATUS = M68K_EMUL_BREAK + OP_SONY_STATUS; |
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const uint16 M68K_EMUL_OP_DISK_OPEN = M68K_EMUL_BREAK + OP_DISK_OPEN; |
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const uint16 M68K_EMUL_OP_DISK_PRIME = M68K_EMUL_BREAK + OP_DISK_PRIME; |
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const uint16 M68K_EMUL_OP_DISK_CONTROL = M68K_EMUL_BREAK + OP_DISK_CONTROL; |
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const uint16 M68K_EMUL_OP_DISK_STATUS = M68K_EMUL_BREAK + OP_DISK_STATUS; |
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const uint16 M68K_EMUL_OP_CDROM_OPEN = M68K_EMUL_BREAK + OP_CDROM_OPEN; |
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const uint16 M68K_EMUL_OP_CDROM_PRIME = M68K_EMUL_BREAK + OP_CDROM_PRIME; |
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const uint16 M68K_EMUL_OP_CDROM_CONTROL = M68K_EMUL_BREAK + OP_CDROM_CONTROL; |
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const uint16 M68K_EMUL_OP_CDROM_STATUS = M68K_EMUL_BREAK + OP_CDROM_STATUS; |
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const uint16 M68K_EMUL_OP_AUDIO_DISPATCH = M68K_EMUL_BREAK + OP_AUDIO_DISPATCH; |
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const uint16 M68K_EMUL_OP_SOUNDIN_OPEN = M68K_EMUL_BREAK + OP_SOUNDIN_OPEN; |
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const uint16 M68K_EMUL_OP_SOUNDIN_CLOSE = M68K_EMUL_BREAK + OP_SOUNDIN_CLOSE; |
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const uint16 M68K_EMUL_OP_SOUNDIN_PRIME = M68K_EMUL_BREAK + OP_SOUNDIN_PRIME; |
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const uint16 M68K_EMUL_OP_SOUNDIN_CONTROL = M68K_EMUL_BREAK + OP_SOUNDIN_CONTROL; |
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const uint16 M68K_EMUL_OP_SOUNDIN_STATUS = M68K_EMUL_BREAK + OP_SOUNDIN_STATUS; |
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const uint16 M68K_EMUL_OP_ADBOP = M68K_EMUL_BREAK + OP_ADBOP; |
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const uint16 M68K_EMUL_OP_INSTIME = M68K_EMUL_BREAK + OP_INSTIME; |
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const uint16 M68K_EMUL_OP_RMVTIME = M68K_EMUL_BREAK + OP_RMVTIME; |
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const uint16 M68K_EMUL_OP_PRIMETIME = M68K_EMUL_BREAK + OP_PRIMETIME; |
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const uint16 M68K_EMUL_OP_MICROSECONDS = M68K_EMUL_BREAK + OP_MICROSECONDS; |
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const uint16 M68K_EMUL_OP_PUT_SCRAP = M68K_EMUL_BREAK + OP_PUT_SCRAP; |
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const uint16 M68K_EMUL_OP_GET_SCRAP = M68K_EMUL_BREAK + OP_GET_SCRAP; |
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const uint16 M68K_EMUL_OP_DEBUG_STR = M68K_EMUL_BREAK + OP_DEBUG_STR; |
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const uint16 M68K_EMUL_OP_INSTALL_DRIVERS = M68K_EMUL_BREAK + OP_INSTALL_DRIVERS; |
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const uint16 M68K_EMUL_OP_NAME_REGISTRY = M68K_EMUL_BREAK + OP_NAME_REGISTRY; |
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const uint16 M68K_EMUL_OP_RESET = M68K_EMUL_BREAK + OP_RESET; |
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const uint16 M68K_EMUL_OP_IRQ = M68K_EMUL_BREAK + OP_IRQ; |
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const uint16 M68K_EMUL_OP_SCSI_DISPATCH = M68K_EMUL_BREAK + OP_SCSI_DISPATCH; |
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const uint16 M68K_EMUL_OP_SCSI_ATOMIC = M68K_EMUL_BREAK + OP_SCSI_ATOMIC; |
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const uint16 M68K_EMUL_OP_NTRB_17_PATCH = M68K_EMUL_BREAK + OP_NTRB_17_PATCH; |
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const uint16 M68K_EMUL_OP_NTRB_17_PATCH2 = M68K_EMUL_BREAK + OP_NTRB_17_PATCH2; |
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const uint16 M68K_EMUL_OP_NTRB_17_PATCH3 = M68K_EMUL_BREAK + OP_NTRB_17_PATCH3; |
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const uint16 M68K_EMUL_OP_CHECKLOAD = M68K_EMUL_BREAK + OP_CHECKLOAD; |
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const uint16 M68K_EMUL_OP_EXTFS_COMM = M68K_EMUL_BREAK + OP_EXTFS_COMM; |
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const uint16 M68K_EMUL_OP_EXTFS_HFS = M68K_EMUL_BREAK + OP_EXTFS_HFS; |
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const uint16 M68K_EMUL_OP_IDLE_TIME = M68K_EMUL_BREAK + OP_IDLE_TIME; |
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extern void EmulOp(M68kRegisters *r, uint32 pc, int selector); |
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#endif |
