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comparison blastem.h @ 483:3e1573fa22cf

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Implement turbo/slow motion feature that overclocks or underclocks the entire system at the push of a button
author Mike Pavone <pavone@retrodev.com>
date Tue, 01 Oct 2013 23:51:16 -0700
parents 140af5509ce7
children b7b7a1cab44a
comparison
equal deleted inserted replaced
482:4b24260125f3 483:3e1573fa22cf
1 /* 1 /*
2 Copyright 2013 Michael Pavone 2 Copyright 2013 Michael Pavone
3 This file is part of BlastEm. 3 This file is part of BlastEm.
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. 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.
5 */ 5 */
6 #ifndef BLASTEM_H_ 6 #ifndef BLASTEM_H_
7 #define BLASTEM_H_ 7 #define BLASTEM_H_
8 8
28 ym2612_context *ym; 28 ym2612_context *ym;
29 psg_context *psg; 29 psg_context *psg;
30 uint8_t *save_ram; 30 uint8_t *save_ram;
31 uint32_t save_ram_mask; 31 uint32_t save_ram_mask;
32 uint32_t save_flags; 32 uint32_t save_flags;
33 uint32_t master_clock; //Current master clock value
34 uint32_t normal_clock; //Normal master clock (used to restore master clock after turbo mode)
33 uint8_t bank_regs[8]; 35 uint8_t bank_regs[8];
34 io_port ports[3]; 36 io_port ports[3];
35 } genesis_context; 37 } genesis_context;
36 38
37 extern genesis_context * genesis; 39 extern genesis_context * genesis;
41 extern uint8_t busreq; 43 extern uint8_t busreq;
42 extern uint8_t reset; 44 extern uint8_t reset;
43 45
44 uint16_t read_dma_value(uint32_t address); 46 uint16_t read_dma_value(uint32_t address);
45 m68k_context * debugger(m68k_context * context, uint32_t address); 47 m68k_context * debugger(m68k_context * context, uint32_t address);
48 void set_speed_percent(genesis_context * context, uint32_t percent);
46 49
47 #endif //BLASTEM_H_ 50 #endif //BLASTEM_H_
48 51