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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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* SheepShaver (C) 1997-2004 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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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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enum { // Selectors for NATIVE_EXEC callbacks (only used with PPC emulation) |
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NATIVE_PATCH_NAME_REGISTRY, |
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NATIVE_VIDEO_INSTALL_ACCEL, |
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NATIVE_VIDEO_VBL, |
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NATIVE_VIDEO_DO_DRIVER_IO, |
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NATIVE_ETHER_IRQ, |
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NATIVE_ETHER_INIT, |
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NATIVE_ETHER_TERM, |
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NATIVE_ETHER_OPEN, |
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NATIVE_ETHER_CLOSE, |
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NATIVE_ETHER_WPUT, |
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NATIVE_ETHER_RSRV, |
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NATIVE_SERIAL_NOTHING, |
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NATIVE_SERIAL_OPEN, |
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NATIVE_SERIAL_PRIME_IN, |
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NATIVE_SERIAL_PRIME_OUT, |
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NATIVE_SERIAL_CONTROL, |
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NATIVE_SERIAL_STATUS, |
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NATIVE_SERIAL_CLOSE, |
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NATIVE_GET_RESOURCE, |
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NATIVE_GET_1_RESOURCE, |
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NATIVE_GET_IND_RESOURCE, |
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NATIVE_GET_1_IND_RESOURCE, |
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NATIVE_R_GET_RESOURCE, |
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NATIVE_DISABLE_INTERRUPT, |
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NATIVE_ENABLE_INTERRUPT, |
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NATIVE_OP_MAX |
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}; |
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#define POWERPC_NATIVE_OP(SELECTOR) NativeOpTable[SELECTOR] |
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#define POWERPC_NATIVE_OP_FUNC(SELECTOR) ((uint32)(uintptr)&POWERPC_NATIVE_OP(SELECTOR)) |
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extern const uint32 NativeOpTable[NATIVE_OP_MAX]; |
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// 68k opcodes |
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const uint16 M68K_ILLEGAL = 0x4afc; |
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const uint16 M68K_NOP = 0x4e71; |
