Mercurial > repos > blastem
annotate blastem.h @ 619:3072fb746601
Added support for JR and JRcc in Z80 test generator
author | Michael Pavone <pavone@retrodev.com> |
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date | Mon, 29 Dec 2014 21:36:17 -0800 |
parents | 9b7fcf748be0 |
children | 5439ae7946ca |
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1 /* |
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2 Copyright 2013 Michael Pavone |
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3 This file is part of BlastEm. |
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4 BlastEm is free software distributed under the terms of the GNU General Public License version 3 or greater. See COPYING for full license text. |
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5 */ |
66 | 6 #ifndef BLASTEM_H_ |
7 #define BLASTEM_H_ | |
8 | |
75 | 9 #include <stdint.h> |
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10 #include "m68k_core.h" |
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11 #include "z80_to_x86.h" |
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12 #include "ym2612.h" |
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13 #include "vdp.h" |
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Initial PSG support. Mostly works, noise channel is borked though.
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14 #include "psg.h" |
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15 #include "io.h" |
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16 #include "config.h" |
66 | 17 |
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18 #define RAM_FLAG_ODD 0x1800 |
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19 #define RAM_FLAG_EVEN 0x1000 |
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20 #define RAM_FLAG_BOTH 0x0000 |
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21 |
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22 #define CYCLE_NEVER 0xFFFFFFFF |
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23 |
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24 typedef struct { |
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25 m68k_context *m68k; |
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26 z80_context *z80; |
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27 vdp_context *vdp; |
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28 ym2612_context *ym; |
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29 psg_context *psg; |
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30 uint8_t *save_ram; |
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31 uint32_t save_ram_mask; |
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32 uint32_t save_flags; |
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33 uint32_t master_clock; //Current master clock value |
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34 uint32_t normal_clock; //Normal master clock (used to restore master clock after turbo mode) |
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35 uint8_t bank_regs[8]; |
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36 io_port ports[3]; |
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Initial attempt at emulating extended bank area access delays when 68K bus is busy with VDP stuff. Also emulate the extra delay on the second access of a word-wide read to the bank area. Needs work as it seems to break stuff.
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37 uint8_t bus_busy; |
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38 } genesis_context; |
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39 |
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40 extern genesis_context * genesis; |
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The local clone on my laptop got messed up and some changes had not been pushed. This commit represents the status of the working copy from that clone. It unfortunately contains some changes that I did not intend to commit yet, but this seems like the best option at the moment.
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41 extern int headless; |
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42 extern int break_on_sync; |
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43 extern int save_state; |
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44 extern tern_node * config; |
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45 extern uint8_t busreq; |
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46 extern uint8_t reset; |
66 | 47 |
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48 #define CARTRIDGE_WORDS 0x200000 |
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49 #define RAM_WORDS 32 * 1024 |
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50 #define Z80_RAM_BYTES 8 * 1024 |
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51 |
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52 extern uint16_t cart[CARTRIDGE_WORDS]; |
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53 extern uint16_t ram[RAM_WORDS]; |
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54 extern uint8_t z80_ram[Z80_RAM_BYTES]; |
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55 |
75 | 56 uint16_t read_dma_value(uint32_t address); |
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57 m68k_context * debugger(m68k_context * context, uint32_t address); |
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58 void set_speed_percent(genesis_context * context, uint32_t percent); |
66 | 59 |
60 #endif //BLASTEM_H_ | |
61 |