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annotate blastem.h @ 455:be9c7b3e25ee

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Added analysis script used for investigating direct color DMA timing
author Mike Pavone <pavone@retrodev.com>
date Mon, 02 Sep 2013 01:03:08 -0700
parents b7c3b2d22858
children 140af5509ce7
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1 #ifndef BLASTEM_H_
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2 #define BLASTEM_H_
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4 #include <stdint.h>
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5 #include "m68k_to_x86.h"
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6 #include "z80_to_x86.h"
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7 #include "ym2612.h"
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8 #include "vdp.h"
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9 #include "psg.h"
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10 #include "io.h"
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11 #include "config.h"
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13 #define RAM_FLAG_ODD 0x1800
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14 #define RAM_FLAG_EVEN 0x1000
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15 #define RAM_FLAG_BOTH 0x0000
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17 #define CYCLE_NEVER 0xFFFFFFFF
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19 typedef struct {
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20 m68k_context *m68k;
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21 z80_context *z80;
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22 vdp_context *vdp;
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23 ym2612_context *ym;
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24 psg_context *psg;
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25 uint8_t *save_ram;
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26 uint32_t save_ram_mask;
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27 uint32_t save_flags;
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28 uint8_t bank_regs[8];
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29 io_port ports[3];
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30 } genesis_context;
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32 extern genesis_context * genesis;
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33 extern int break_on_sync;
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34 extern int save_state;
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35 extern tern_node * config;
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36 extern uint8_t busreq;
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37 extern uint8_t reset;
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39 uint16_t read_dma_value(uint32_t address);
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40 m68k_context * debugger(m68k_context * context, uint32_t address);
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42 #endif //BLASTEM_H_
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