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authorIan C <ianc@noddybox.co.uk>2007-01-12 00:40:03 +0000
committerIan C <ianc@noddybox.co.uk>2007-01-12 00:40:03 +0000
commitef641589bf763ea12e73abf4bf42e45ac1acd2ff (patch)
tree0afa591a9c5294a07508f6c5c56a0857adfd2285 /arm9/include/z80.h
parent50d960d99f0783799f81236d9225a6940606fe38 (diff)
Gone back to a simpler ARM9 only build as the new dynamic libfat library means I can use that, and dswifi wouldn't work with my AP.
Diffstat (limited to 'arm9/include/z80.h')
-rw-r--r--arm9/include/z80.h250
1 files changed, 0 insertions, 250 deletions
diff --git a/arm9/include/z80.h b/arm9/include/z80.h
deleted file mode 100644
index 000b950..0000000
--- a/arm9/include/z80.h
+++ /dev/null
@@ -1,250 +0,0 @@
-/*
-
- z80 - Z80 emulation
-
- Copyright (C) 2006 Ian Cowburn <ianc@noddybox.co.uk>
-
- 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
-
- -------------------------------------------------------------------------
-
- $Id$
-
-*/
-
-#ifndef Z80_H
-#define Z80_H "$Id$"
-
-/* Configuration
-*/
-#include "z80_config.h"
-
-
-/* ---------------------------------------- TYPES
-*/
-
-/* Large unsigned type
-*/
-typedef unsigned long Z80Val;
-
-
-/* 8-bit type. The emulation will exit with code 2 if this isn't 8 bits.
-*/
-typedef unsigned char Z80Byte;
-
-
-/* 8-bit signed type. The emulation will exit with code 2 if this isn't 8 bits.
-*/
-typedef signed char Z80Relative;
-
-
-/* 16-bit type. The emulation will exit with code 2 if this isn't 16 bits.
-*/
-typedef unsigned short Z80Word;
-
-
-/* A Z80 16-bit register. To access the HI/LO component use the indexes
- Z80_HI_WORD and Z80_LO_WORD which will be initialised once Z80Init has been
- called.
-*/
-typedef union
-{
- Z80Word w;
- Z80Byte b[2];
-} Z80Reg;
-
-extern int Z80_HI_WORD;
-extern int Z80_LO_WORD;
-
-
-/* The processor
-*/
-struct Z80Private;
-
-typedef struct
-{
- Z80Word PC;
-
- Z80Reg AF;
- Z80Reg BC;
- Z80Reg DE;
- Z80Reg HL;
-
- Z80Word AF_;
- Z80Word BC_;
- Z80Word DE_;
- Z80Word HL_;
-
- Z80Reg IX;
- Z80Reg IY;
-
- Z80Word SP;
-
- Z80Byte IFF1;
- Z80Byte IFF2;
- Z80Byte IM;
- Z80Byte I;
- Z80Byte R;
-
- struct Z80Private *priv;
-} Z80;
-
-
-/* Interfaces used to handle memory
-*/
-typedef Z80Byte (*Z80ReadMemory)(Z80 *cpu, Z80Word address);
-typedef void (*Z80WriteMemory)(Z80 *cpu, Z80Word address, Z80Byte value);
-
-
-/* Interfaces needed to handle ports (IN/OUT commands)
-*/
-typedef Z80Byte (*Z80ReadPort)(Z80 *cpu, Z80Word address);
-typedef void (*Z80WritePort)(Z80 *cpu, Z80Word address, Z80Byte value);
-
-
-/* Callback. Callback should return TRUE for processing to continue.
-*/
-typedef int (*Z80Callback)(Z80 *cpu, Z80Val data);
-
-
-/* Callback reasons
-
- eZ80_Instruction Called before the initial fetch for an instruction
- (called just to once no matter how many bytes the
- instruction is made up of).
-
- eZ80_EDHook Called when an undefined ED opcode is executed.
-
- eZ80_Halt Called when the HALT instruction is hit and released.
-
- eZ80_RETI Called when the RETI instruction is executed
-*/
-typedef enum
-{
- eZ80_Instruction, /* data = no cycles since reset */
- eZ80_EDHook, /* data = byte after ED opcode (only for NOP opcodes) */
- eZ80_Halt, /* data = 1 halt raised, 0 halt cleared by int */
- eZ80_RETI, /* data = ignored */
- eZ80_NO_CALLBACK /* leave at end */
-} Z80CallbackReason;
-
-
-/* Flags in the F register
-*/
-typedef enum
-{
- eZ80_Carry =0x01,
- eZ80_Neg =0x02,
- eZ80_PV =0x04,
- eZ80_Hidden3 =0x08,
- eZ80_HalfCarry =0x10,
- eZ80_Hidden5 =0x20,
- eZ80_Zero =0x40,
- eZ80_Sign =0x80
-} Z80FlagRegister;
-
-
-/* Disassembly label -- only useful if ENABLE_DISASSEMBLER is set.
- Labels are stored as an array, where a NULL in the label field marks
- the end of the list.
-*/
-typedef struct
-{
- Z80Word address;
- const char *label;
-} Z80Label;
-
-
-/* ---------------------------------------- INTERFACES
-*/
-
-
-/* Initialises the processor.
-*/
-#ifdef ENABLE_ARRAY_MEMORY
-Z80 *Z80Init(Z80ReadPort read_port,
- Z80WritePort write_port);
-#else
-Z80 *Z80Init(Z80ReadMemory read_memory,
- Z80WriteMemory write_memory,
- Z80ReadPort read_port,
- Z80WritePort write_port,
- Z80ReadMemory read_for_disassem);
-#endif
-
-
-/* Resets the processor.
-*/
-void Z80Reset(Z80 *cpu);
-
-
-/* Lodge a callback to be invoked after special events. Returns FALSE
- if the callback couldn't be lodged (there is a max of 10 callbacks per
- reason).
-*/
-int Z80LodgeCallback(Z80 *cpu,
- Z80CallbackReason reason,
- Z80Callback callback);
-
-
-/* Remove a callback. Does nothing if reason was not lodged with
- Z80LodgeCallback()
-*/
-void Z80RemoveCallback(Z80 *cpu,
- Z80CallbackReason reason,
- Z80Callback callback);
-
-
-/* Cause an interrupt before the next opcode.
- devbyte is the byte generated by the device (if any).
-*/
-void Z80Interrupt(Z80 *cpu, Z80Byte devbyte);
-
-
-/* Cause an NMI
-*/
-void Z80NMI(Z80 *cpu);
-
-
-/* Execute a single instruction. Returns FALSE if any callback returned
- FALSE.
-*/
-int Z80SingleStep(Z80 *cpu);
-
-
-/* Executes until a callback returns FALSE (never returns otherwise)
-*/
-void Z80Exec(Z80 *cpu);
-
-
-/* Manipulate the cylce count of the Z80
-*/
-Z80Val Z80Cycles(Z80 *cpu);
-void Z80ResetCycles(Z80 *cpu, Z80Val cycles);
-
-
-/* Set address to label mappings for the disassembler
-*/
-void Z80SetLabels(Z80Label labels[]);
-
-
-/* Simple disassembly of memory accessed through read_for_disassem, or
- Z80_MEMORY as appropriate. addr is updated on exit.
-*/
-const char *Z80Disassemble(Z80 *cpu, Z80Word *addr);
-
-#endif
-
-/* END OF FILE */