mirror of
https://github.com/ekeeke/Genesis-Plus-GX.git
synced 2024-09-10 16:53:15 +02:00
f21a08ebfa
.improved Z80 bus reset accuracy .improved Z80 locks & VDP access accuracy .improved soft-reset accuracy .adjusted Horizontal Counter timing in H32 mode (fixes Sonic 3D Blast 'bonus' levels) .updated win32 port to compile with recent changes .input code cleanup [GCN] .fixed soft-reset (reset switch should also works now) IMPORTANT: Because of some internal changes, saved states from previous revisions are not compatible !
46 lines
1.7 KiB
C
46 lines
1.7 KiB
C
/***************************************************************************************
|
|
* Genesis Plus
|
|
* Genesis internals & Bus controller
|
|
*
|
|
* Copyright (C) 1998, 1999, 2000, 2001, 2002, 2003 Charles Mac Donald (original code)
|
|
* Eke-Eke (2007,2008,2009), additional code & fixes for the GCN/Wii port
|
|
*
|
|
* 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
|
|
*
|
|
****************************************************************************************/
|
|
|
|
#ifndef _GENESIS_H_
|
|
#define _GENESIS_H_
|
|
|
|
/* Global variables */
|
|
extern uint8 bios_rom[0x10000];
|
|
extern uint8 work_ram[0x10000];
|
|
extern uint8 zram[0x2000];
|
|
extern uint8 zstate;
|
|
extern uint32 zbank;
|
|
|
|
/* Function prototypes */
|
|
extern void gen_init(void);
|
|
extern void gen_hardreset(void);
|
|
extern void gen_softreset(int state);
|
|
extern void gen_shutdown(void);
|
|
extern void gen_busreq_w(uint32 state, uint32 cycles);
|
|
extern void gen_reset_w(uint32 state, uint32 cycles);
|
|
extern void gen_bank_w(uint32 state);
|
|
extern int z80_irq_callback(int param);
|
|
|
|
#endif /* _GEN_H_ */
|
|
|