summaryrefslogblamecommitdiffstatshomepage
path: root/src/mame/drivers/m63.cpp
blob: 6c2016619e898bbc83ab58bf4eb2ec60186a12da (plain) (tree)
1
2
3
4
5
6
7
8
                       
                                    

                                                                            

                     

                                                                            





                                                  


                                    
                                  









































































                                                                                    




                                                                            
              
                                                                           
                                                             
                                             
                                                                    

                                                                         
                                            

                                                                      
 
     


                                                                            
        
 


                           

                                                                            
                
                        
                            
                          
                              

                          
                   

                    
 
                                      
 
       

                                                                                     



                                                
                                              

                                            
                                    
                                                



                                                 

         
 







                                              




                                                 
 
                              
 
                           




                                 

                           
                               


                                
                                                  
 





                                                      
                                                 
                                                  
                                                             
 


                                               




                                                         




                                           
                                        

                                                  
                                                   
                                              

                                               


                                   
                                                        
                                                                                                           

                                         
                                                                             



                                              
  

 
                                                          
 
                                                               
 
                                     
         





















                                                                                     

         
                              
 
                                   
         

















                                                                      


         
                                        
 
                                  
                                              

 
                                        
 
                                  
                                              

 
                                         
 
                                   
                                              

 
                                        
 

                                       

 
                                              
 

                                             

 
                                                   
 
                               
                                                   


 
                                                 
 


                                                                 
 
                                                

 
                                                 
 
                                           
 
                                                    

 
                                 
 

                                                                                                                                                                     
 

                                             

 
                                                                               


                 
                                                             
         


                                                                                         
                              

                                                         
 
                                  

                                      
                                              



                                       
 
                                                                      

                                     
                                   
 
                                                                
                              
                 
                                                                      

                                     
                                           
                 
 


         
                                                                                                             



                                      
                                                                     
 
                                                           
                                       
                                                           



                 
                                     
 





                                                         

 
                                   
 
                                                   
                                            

 
                                   
 
                                  
                                                   
                                       
                                                
                                                           
                                                   
                                                           
                                                        

                                        

 
                              
 
                    

 
                              
 

                                 
         
                                                          
         

 
                                     
 
                              

 
                                  
 
                        
         
                                




                         
                                  
 
                            
         
                                                                  
                                                                                             


                    
 
                                            
 
                     
                                                                                                

 
                                        
 
                           


 






                                                     


                                                                                         



                                                                                                               
                                                          










                                                     



                                                                                         


                                         
                                                          


                                                                                 
                                                                            









                                                
                                                                                   
 



                                    
                        








                                                                      
                        








                                                                                    
                          
                                                                                         



                                       
                                                                                         



                                                     
                                                                                                                                                   


                                                    

                                                                                                                                                   



                                                    
                                                                                                                                                         
















                                                        
                          
                                                                                      

                                                  
                                                                                      

                                                       
                                                                                                           

                                                                                        

                                            
                                                                                    
                                                            
                                                                                      

                                                  
                                                                                    
                                                                                        

                                                  
                                                            


                                    
                        

                                                                     
                                                                      
                                                                     




                                                     
                        

                                                                                   
                                                                                    
                                                                                   




                                                                   
                         




























































                                                                                             
                                 


                                                           

             
                                      


                                                          


             
                                                     
 
                                                   
                                                    
 
                                                       
                                             

                                
                                                                 

 
                                        
 
                        

 
                                   
 


                                     

                           



                                        

 
                                   
 





                           
 
 
 
                                           
 
                      
                                                                                  

 
                                    
 
                                    


                                                                         
 





                                                                                                               
 






                                                                                      
 

                                                  
 
                            








                                                                            
                                                                        
 
                                                

                            
                                                           
 
                                              
 
                                                                                       
                                                                                                   
 
 

                                               
                    

                                                                                        
 

                                                
                                    


                                                                         
 



                                                                           
 



                                                                                        
 

                                                  
 
                            








                                                                            
                                                                                
 
                                                

                            
                                               
 
                                              
 
                                                                                      
 




                                                                                  








                                                                            
                                           






                                                                                                                
                                                      

                                                                                                                
                                       



                                                                                                                
                                       



                                                                                                                
                                       







                                                                                                                
                                        
                                                                                                                
 
 
                                        



                                                                                                                                      


                    
                                           






                                                                                                                
                                                      

                                                                                                                                                              
                                       



                                                                                                                
                                       



                                                                                                                
                                       






                                                                                                                                                          
                                        

                                                                                                                
                                        



                                                                                                                                                          


                     
                                           






                                                                                                                
                                                      

                                                                                                                
                                       



                                                                                                                
                                       



                                                                                                                
                                       







                                                                                                                
                                        

                                                                                                                
                                        



                                                                                                                                      


                     
                                           





                                                                                                                
                                                      
                                                                                                                
 
                                       
                                                                                                                
                                                        
 
                                       



                                                                                                                
                                       






                                                                                                                
                                                        




                                                                                                                
 
                                        
                                                                                                                
 
                                        




                                                                                                                
                               
 
                          

 
                               
 
                          

 



                                                                                                                                                                   
// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
/***************************************************************************

    Irem M63 hardware

****************************************************************************

Wily Tower              (c) 1984 Irem
Fighting Basketball     (c) 1984 Paradise Co. Ltd.

driver by Nicola Salmoria


PCB Layout (based on Atomic Boy PCB)
------------------------------------

Both boards has etched NANAO logo.
They (Eizo Nanao Corporation) own Irem Software Engineering.


M63-A-A (TOP)

       1         2       3       4       5       6       7
|---------------------------------------------------------------|
|              DSW8    74373                                    |   A
|                                                               |
|-|   74368    DSW8    74373    AY-3-8910     MSM80C39R6       |-|  B
  |                                                            | |
  |   74368            74373    AY-3-8910   74373              | |  C
  |                                                            | |
  |   74368    7408    74373   wt_a-4d         wt_a-6d        C| |  D
  |                                                           N| |
  |   74368    7400    7404    wt_a-4e 7404    7474    74???  1| |  E
  |2                                                           | |
  |2                   74138           74367   7474    74367   | |  F
  |W                                                           | |
  |A           7432    7427    wt_a-4h D780C                   | |  H
  |Y                                                           |-|
  |   74368    74299   wt_a-3j wt_a-4j 74367   74245            |   J
  |                                                            |-|
  |            74367   wt_a-3k wt_a-4k 74138   7432            | |  K
  |                                                            | |
  |            74299                   74139   7432            | |  L
  |                                                            | |
|-|   74368    74299   wt_a-3m wt_a-4m 74139   M53202  7474   C| |  M
|                                                             N| |
|     7400     74299   wt_a-3n wt_a-4n 74273   74283   7420   2| |  N
|                                                              | |
|              74157   wt_a-3p M58725 WT_A-5P  74283   74273   | |  P
|                                                              | |
|              74299                  WT_A-5R  7432    74157   |-|  R
|     AMP                                                       |
|              74299   wt_a-3s M58725 WT_A-5S  74273   74157    |   S
|---------------------------------------------------------------|

M63-B-A (BOTTOM)

      1        2       3       4       5       6       7       8       9
|------------------------------------------------------------------------------|
|   74244     74244      74244    wt_b-5a     2128   74244   74244   74245     |   A
|                                                                              -
|   74373     74273      74299    wt_b-5b     2128   74161   74161   74161    | |  B
|                                                                             | |
|   74244     74273      74299                       74157   74157   74157    | |  C
|                                                                             | |
|   74273     74244      74299    wt_b-5d     2128   74157   74157   74157   C| |  D
|                                                                            N| |
|   2148      74283      74299    wt_b-5e     2128   74157   74157   74157   1| |  E
|                                                                             | |
|   2148      74283      74299    wt_b-5f     2128   74157   74157   74157    | |  F
|                                                                             | |
|   74157     7420       74157                2128   2148    7486    7486     |-|  H
|                                                                              |
|   74157     7430   74367   7474    74273           2148    74367   74367    |-|  J
|                                                                             | |
|   74161     74139  7420    74161   7486    74139   7474    74161   74161    | |  K
|                                                                             | |
|   74157     7432   7474    74161   7486    7404    7474    74175   wt_b-9l  | |  L
|                                                                            C| |
|   74161     7432   74368   74???   74175   7408    7400    7432            N| |  M
|                                                                            2| |
|             7400   7404    7420    74175   7474    74273   74377   74175    | |  N
|                                                                             | |
|                    7414    M53202  74163   7486    2148    74241   7427     | |  P
|                                                                             |-|
|             12MHz  7404            74163   7486    2148    74241   74373     |   R
|------------------------------------------------------------------------------|




Notes:
- Unless there is some special logic related to NMI enable, the game doesn't
  rely on vblank for timing. It all seems to be controlled by the CPU clock.
  The NMI handler just handles the "Stop Mode" dip switch.

TS 2008.06.14:
- Added sound emulation - atomboy and fghtbskt req different interrupt (T1)
  timing than wilytowr, otherwise music/fx tempo is too fast.
  Music tempo and pitch verified on real pcb.
- Extra space in atomboy 2764 eproms is filled with garbage z80 code
  (taken from one of code roms, but from different offset)
- Fghtbskt has one AY, but every frame writes 0 to 2nd AY regs - probably
  leftover from Wily Tower sound driver/code
- I'm not sure about sound_status write - maybe it's something else or
  different data (p1?) is used as status

TODO:
- Sprite positioning is wacky. The electric 'bands' that go along the pipes
  are drawn 2 pixels off in x/y directions. If you fix that, then the player
  sprite doesn't slide in the middle of the pipes when climbing...
- Clocks

Dip locations verified for:
- atomboy (manual)

***************************************************************************/

#include "emu.h"
#include "cpu/z80/z80.h"
#include "cpu/mcs48/mcs48.h"
#include "machine/74259.h"
#include "machine/gen_latch.h"
#include "sound/ay8910.h"
#include "sound/samples.h"
#include "emupal.h"
#include "screen.h"
#include "speaker.h"

class m63_state : public driver_device
{
public:
	m63_state(const machine_config &mconfig, device_type type, const char *tag) :
		driver_device(mconfig, type, tag),
		m_spriteram(*this, "spriteram"),
		m_scrollram(*this, "scrollram"),
		m_videoram2(*this, "videoram2"),
		m_videoram(*this, "videoram"),
		m_colorram(*this, "colorram"),
		m_maincpu(*this, "maincpu"),
		m_ay1(*this, "ay1"),
		m_ay2(*this, "ay2"),
		m_gfxdecode(*this, "gfxdecode"),
		m_palette(*this, "palette"),
		m_soundcpu(*this, "soundcpu"),
		m_samples(*this, "samples"),
		m_soundlatch(*this, "soundlatch")
	{
	}

	void atomboy(machine_config &config);
	void m63(machine_config &config);
	void fghtbskt(machine_config &config);

	void init_wilytowr();
	void init_fghtbskt();

private:
	required_shared_ptr<uint8_t> m_spriteram;
	required_shared_ptr<uint8_t> m_scrollram;
	required_shared_ptr<uint8_t> m_videoram2;
	required_shared_ptr<uint8_t> m_videoram;
	required_shared_ptr<uint8_t> m_colorram;

	uint8_t    m_nmi_mask;

	/* video-related */
	tilemap_t  *m_bg_tilemap;
	tilemap_t  *m_fg_tilemap;
	int      m_pal_bank;
	int      m_fg_flag;
	int      m_sy_offset;

	/* sound-related */
	uint8_t    m_sound_irq;
	int      m_sound_status;
	int      m_p1;
	int      m_p2;
	std::unique_ptr<int16_t[]>    m_samplebuf;

	/* devices */
	required_device<cpu_device> m_maincpu;
	required_device<ay8910_device> m_ay1;
	optional_device<ay8910_device> m_ay2;
	required_device<gfxdecode_device> m_gfxdecode;
	required_device<palette_device> m_palette;
	required_device<i8039_device> m_soundcpu;
	optional_device<samples_device> m_samples;
	required_device<generic_latch_8_device> m_soundlatch;

	DECLARE_WRITE8_MEMBER(m63_videoram_w);
	DECLARE_WRITE8_MEMBER(m63_colorram_w);
	DECLARE_WRITE8_MEMBER(m63_videoram2_w);
	DECLARE_WRITE_LINE_MEMBER(pal_bank_w);
	DECLARE_WRITE_LINE_MEMBER(m63_flipscreen_w);
	DECLARE_WRITE_LINE_MEMBER(fghtbskt_flipscreen_w);
	DECLARE_WRITE_LINE_MEMBER(coin1_w);
	DECLARE_WRITE_LINE_MEMBER(coin2_w);
	DECLARE_WRITE8_MEMBER(snd_irq_w);
	DECLARE_WRITE8_MEMBER(snddata_w);
	DECLARE_WRITE8_MEMBER(p1_w);
	DECLARE_WRITE8_MEMBER(p2_w);
	DECLARE_READ8_MEMBER(snd_status_r);
	DECLARE_READ_LINE_MEMBER(irq_r);
	DECLARE_READ8_MEMBER(snddata_r);
	DECLARE_WRITE8_MEMBER(fghtbskt_samples_w);
	SAMPLES_START_CB_MEMBER(fghtbskt_sh_start);
	DECLARE_WRITE_LINE_MEMBER(nmi_mask_w);
	TILE_GET_INFO_MEMBER(get_bg_tile_info);
	TILE_GET_INFO_MEMBER(get_fg_tile_info);
	DECLARE_MACHINE_START(m63);
	DECLARE_MACHINE_RESET(m63);
	DECLARE_VIDEO_START(m63);
	void m63_palette(palette_device &palette) const;
	uint32_t screen_update_m63(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
	INTERRUPT_GEN_MEMBER(snd_irq);
	INTERRUPT_GEN_MEMBER(vblank_irq);
	void draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect );
	void fghtbskt_map(address_map &map);
	void i8039_map(address_map &map);
	void i8039_port_map(address_map &map);
	void m63_map(address_map &map);
};


void m63_state::m63_palette(palette_device &palette) const
{
	uint8_t const *color_prom = memregion("proms")->base();

	for (int i = 0; i < 256; i++)
	{
		int bit0, bit1, bit2, bit3;

		// red component
		bit0 = BIT(color_prom[i], 0);
		bit1 = BIT(color_prom[i], 1);
		bit2 = BIT(color_prom[i], 2);
		bit3 = BIT(color_prom[i], 3);
		int const r =  0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;
		// green component
		bit0 = BIT(color_prom[i + 256], 0);
		bit1 = BIT(color_prom[i + 256], 1);
		bit2 = BIT(color_prom[i + 256], 2);
		bit3 = BIT(color_prom[i + 256], 3);
		int const g =  0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;
		// blue component
		bit0 = BIT(color_prom[i + 2*256], 0);
		bit1 = BIT(color_prom[i + 2*256], 1);
		bit2 = BIT(color_prom[i + 2*256], 2);
		bit3 = BIT(color_prom[i + 2*256], 3);
		int const b =  0x0e * bit0 + 0x1f * bit1 + 0x43 * bit2 + 0x8f * bit3;

		palette.set_pen_color(i, rgb_t(r, g, b));
	}

	color_prom += 3 * 256;

	for (int i = 0; i < 4; i++)
	{
		int bit0, bit1, bit2;

		// red component
		bit0 = BIT(color_prom[i], 0);
		bit1 = BIT(color_prom[i], 1);
		bit2 = BIT(color_prom[i], 2);
		int const r = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
		// green component
		bit0 = BIT(color_prom[i], 3);
		bit1 = BIT(color_prom[i], 4);
		bit2 = BIT(color_prom[i], 5);
		int const g = 0x21 * bit0 + 0x47 * bit1 + 0x97 * bit2;
		// blue component
		bit0 = BIT(color_prom[i], 6);
		bit1 = BIT(color_prom[i], 7);
		int const b = 0x4f * bit0 + 0xa8 * bit1;

		palette.set_pen_color(i + 256, rgb_t(r, g, b));
	}
}

WRITE8_MEMBER(m63_state::m63_videoram_w)
{
	m_videoram[offset] = data;
	m_bg_tilemap->mark_tile_dirty(offset);
}

WRITE8_MEMBER(m63_state::m63_colorram_w)
{
	m_colorram[offset] = data;
	m_bg_tilemap->mark_tile_dirty(offset);
}

WRITE8_MEMBER(m63_state::m63_videoram2_w)
{
	m_videoram2[offset] = data;
	m_fg_tilemap->mark_tile_dirty(offset);
}

WRITE_LINE_MEMBER(m63_state::pal_bank_w)
{
	m_pal_bank = state;
	m_bg_tilemap->mark_all_dirty();
}

WRITE_LINE_MEMBER(m63_state::m63_flipscreen_w)
{
	flip_screen_set(!state);
	machine().tilemap().mark_all_dirty();
}

WRITE_LINE_MEMBER(m63_state::fghtbskt_flipscreen_w)
{
	flip_screen_set(state);
	m_fg_flag = flip_screen() ? TILE_FLIPX : 0;
}


TILE_GET_INFO_MEMBER(m63_state::get_bg_tile_info)
{
	int attr = m_colorram[tile_index];
	int code = m_videoram[tile_index] | ((attr & 0x30) << 4);
	int color = (attr & 0x0f) + (m_pal_bank << 4);

	SET_TILE_INFO_MEMBER(1, code, color, 0);
}

TILE_GET_INFO_MEMBER(m63_state::get_fg_tile_info)
{
	int code = m_videoram2[tile_index];

	SET_TILE_INFO_MEMBER(0, code, 0, m_fg_flag);
}

VIDEO_START_MEMBER(m63_state,m63)
{
	m_bg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(m63_state::get_bg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 32, 32);
	m_fg_tilemap = &machine().tilemap().create(*m_gfxdecode, tilemap_get_info_delegate(FUNC(m63_state::get_fg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 32, 32);

	m_bg_tilemap->set_scroll_cols(32);
	m_fg_tilemap->set_transparent_pen(0);
}

void m63_state::draw_sprites( bitmap_ind16 &bitmap, const rectangle &cliprect )
{
	int offs;

	for (offs = 0; offs < m_spriteram.bytes(); offs += 4)
	{
		int code = m_spriteram[offs + 1] | ((m_spriteram[offs + 2] & 0x10) << 4);
		int color = (m_spriteram[offs + 2] & 0x0f) + (m_pal_bank << 4);
		int flipx = m_spriteram[offs + 2] & 0x20;
		int flipy = 0;
		int sx = m_spriteram[offs + 3];
		int sy = m_sy_offset - m_spriteram[offs];

		if (flip_screen())
		{
			sx = 240 - sx;
			sy = m_sy_offset - sy;
			flipx = !flipx;
			flipy = !flipy;
		}


			m_gfxdecode->gfx(2)->transpen(bitmap,cliprect,
			code, color,
			flipx, flipy,
			sx, sy, 0);

		/* sprite wrapping - verified on real hardware*/
		if (sx > 0xf0)
		{
			m_gfxdecode->gfx(2)->transpen(bitmap,cliprect,
			code, color,
			flipx, flipy,
			sx - 0x100, sy, 0);
		}

	}
}

uint32_t m63_state::screen_update_m63(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
{
	int col;

	for (col = 0; col < 32; col++)
		m_bg_tilemap->set_scrolly(col, m_scrollram[col * 8]);

	m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
	draw_sprites(bitmap, cliprect);
	m_fg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
	return 0;
}


WRITE_LINE_MEMBER(m63_state::coin1_w)
{
	machine().bookkeeping().coin_counter_w(0, state);
}

WRITE_LINE_MEMBER(m63_state::coin2_w)
{
	machine().bookkeeping().coin_counter_w(1, state);
}

WRITE8_MEMBER(m63_state::snd_irq_w)
{
	m_soundcpu->set_input_line(0, ASSERT_LINE);
	machine().scheduler().synchronize();
}

WRITE8_MEMBER(m63_state::snddata_w)
{
	if ((m_p2 & 0xf0) == 0xe0)
		m_ay1->address_w(space, 0, offset);
	else if ((m_p2 & 0xf0) == 0xa0)
		m_ay1->data_w(space, 0, offset);
	else if (m_ay2 != nullptr && (m_p1 & 0xe0) == 0x60)
		m_ay2->address_w(space, 0, offset);
	else if (m_ay2 != nullptr && (m_p1 & 0xe0) == 0x40)
			m_ay2->data_w(space, 0, offset);
	else if ((m_p2 & 0xf0) == 0x70 )
		m_sound_status = offset;
}

WRITE8_MEMBER(m63_state::p1_w)
{
	m_p1 = data;
}

WRITE8_MEMBER(m63_state::p2_w)
{
	m_p2 = data;
	if((m_p2 & 0xf0) == 0x50)
	{
		m_soundcpu->set_input_line(0, CLEAR_LINE);
	}
}

READ8_MEMBER(m63_state::snd_status_r)
{
	return m_sound_status;
}

READ_LINE_MEMBER(m63_state::irq_r)
{
	if (m_sound_irq)
	{
		m_sound_irq = 0;
		return 1;
	}
	return 0;
}

READ8_MEMBER(m63_state::snddata_r)
{
	switch (m_p2 & 0xf0)
	{
		case 0x60:  return m_soundlatch->read(space, 0); ;
		case 0x70:  return memregion("user1")->base()[((m_p1 & 0x1f) << 8) | offset];
	}
	return 0xff;
}

WRITE8_MEMBER(m63_state::fghtbskt_samples_w)
{
	if (data & 1)
		m_samples->start_raw(0, m_samplebuf.get() + ((data & 0xf0) << 8), 0x2000, 8000);
}

WRITE_LINE_MEMBER(m63_state::nmi_mask_w)
{
	m_nmi_mask = state;
}


void m63_state::m63_map(address_map &map)
{
	map(0x0000, 0xbfff).rom();
	map(0xd000, 0xdfff).ram();
	map(0xe000, 0xe1ff).ram();
	map(0xe200, 0xe2ff).ram().share("spriteram");
	map(0xe300, 0xe3ff).ram().share("scrollram");
	map(0xe400, 0xe7ff).ram().w(FUNC(m63_state::m63_videoram2_w)).share("videoram2");
	map(0xe800, 0xebff).ram().w(FUNC(m63_state::m63_videoram_w)).share("videoram");
	map(0xec00, 0xefff).ram().w(FUNC(m63_state::m63_colorram_w)).share("colorram");
	map(0xf000, 0xf007).w("outlatch", FUNC(ls259_device::write_d0));
	map(0xf800, 0xf800).portr("P1").w(m_soundlatch, FUNC(generic_latch_8_device::write));
	map(0xf801, 0xf801).portr("P2").nopw(); /* continues game when in stop mode (cleared by NMI handler) */
	map(0xf802, 0xf802).portr("DSW1");
	map(0xf803, 0xf803).w(FUNC(m63_state::snd_irq_w));
	map(0xf806, 0xf806).portr("DSW2");
}

void m63_state::fghtbskt_map(address_map &map)
{
	map(0x0000, 0x5fff).rom();
	map(0x8000, 0xbfff).rom();
	map(0xc000, 0xc7ff).ram();
	map(0xd000, 0xd1ff).ram();
	map(0xd200, 0xd2ff).ram().share("spriteram");
	map(0xd300, 0xd3ff).ram().share("scrollram");
	map(0xd400, 0xd7ff).ram().w(FUNC(m63_state::m63_videoram2_w)).share("videoram2");
	map(0xd800, 0xdbff).ram().w(FUNC(m63_state::m63_videoram_w)).share("videoram");
	map(0xdc00, 0xdfff).ram().w(FUNC(m63_state::m63_colorram_w)).share("colorram");
	map(0xf000, 0xf000).r(FUNC(m63_state::snd_status_r));
	map(0xf001, 0xf001).portr("P1");
	map(0xf002, 0xf002).portr("P2");
	map(0xf003, 0xf003).portr("DSW");
	map(0xf000, 0xf000).w(FUNC(m63_state::snd_irq_w));
	map(0xf001, 0xf001).nopw();
	map(0xf002, 0xf002).w(m_soundlatch, FUNC(generic_latch_8_device::write));
	map(0xf800, 0xf807).w("outlatch", FUNC(ls259_device::write_d0));
	map(0xf807, 0xf807).w(FUNC(m63_state::fghtbskt_samples_w)); // FIXME
}

void m63_state::i8039_map(address_map &map)
{
	map(0x0000, 0x0fff).rom();
}


void m63_state::i8039_port_map(address_map &map)
{
	map(0x00, 0xff).rw(FUNC(m63_state::snddata_r), FUNC(m63_state::snddata_w));
}



static INPUT_PORTS_START( wilytowr )
	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_START1 )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_COIN1 )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_SERVICE1 )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN )

	PORT_START("DSW1")
	PORT_DIPNAME( 0x03, 0x01, DEF_STR( Lives ) )        PORT_DIPLOCATION("SW1:!1,!2")
	PORT_DIPSETTING(    0x00, "2" )
	PORT_DIPSETTING(    0x01, "3" )
	PORT_DIPSETTING(    0x02, "4" )
	PORT_DIPSETTING(    0x03, "5" )
	PORT_DIPNAME( 0x0c, 0x00, "Bonus Points Rate" )     PORT_DIPLOCATION("SW1:!3,!4")
	PORT_DIPSETTING(    0x00, DEF_STR( Normal ) )
	PORT_DIPSETTING(    0x04, "x1.2" )
	PORT_DIPSETTING(    0x08, "x1.4" )
	PORT_DIPSETTING(    0x0c, "x1.6" )
	PORT_DIPNAME( 0x30, 0x00, DEF_STR( Coin_A ) )       PORT_DIPLOCATION("SW1:!5,!6") PORT_CONDITION("DSW1",0x04,EQUALS,0x04) /* coin mode 2 */
	PORT_DIPSETTING(    0x20, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x30, DEF_STR( Free_Play ) )    /* Not documented */
	PORT_DIPNAME( 0xc0, 0x00, DEF_STR( Coin_B ) )       PORT_DIPLOCATION("SW1:!7,!8") PORT_CONDITION("DSW1",0x04,EQUALS,0x04) /* coin mode 2 */
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x40, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_6C ) )
	PORT_DIPNAME( 0xf0, 0x00, DEF_STR( Coinage ) )      PORT_DIPLOCATION("SW1:!5,!6,!7,!8") PORT_CONDITION("DSW1",0x04,EQUALS,0x00) /* coin mode 1 */
	PORT_DIPSETTING(    0x60, DEF_STR( 7C_1C ) )
	PORT_DIPSETTING(    0x50, DEF_STR( 6C_1C ) )
	PORT_DIPSETTING(    0x40, DEF_STR( 5C_1C ) )
	PORT_DIPSETTING(    0x30, DEF_STR( 4C_1C ) )
	PORT_DIPSETTING(    0x20, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x10, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x80, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x90, DEF_STR( 1C_3C ) )
	PORT_DIPSETTING(    0xa0, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0xb0, DEF_STR( 1C_5C ) )
	PORT_DIPSETTING(    0xc0, DEF_STR( 1C_6C ) )
	PORT_DIPSETTING(    0xd0, DEF_STR( 1C_7C ) )
	PORT_DIPSETTING(    0xe0, DEF_STR( 1C_8C ) )
	PORT_DIPSETTING(    0x70, DEF_STR( 1C_9C ) )
	PORT_DIPSETTING(    0xf0, DEF_STR( Free_Play ) )

	PORT_START("DSW2")
	PORT_DIPNAME( 0x01, 0x00, DEF_STR( Flip_Screen ) )  PORT_DIPLOCATION("SW2:!1")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x01, DEF_STR( On ) )
	PORT_DIPNAME( 0x02, 0x02, DEF_STR( Cabinet ) )      PORT_DIPLOCATION("SW2:!2")
	PORT_DIPSETTING(    0x02, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Cocktail ) )
	/*  "For cabinets with a single coin selector or 2 coin selectors of the same value, set to Mode 1.
	    For cabinets with coin selectors of two different values, set to Mode 2." */
	PORT_DIPNAME( 0x04, 0x00, "Coin Mode" )             PORT_DIPLOCATION("SW2:!3")
	PORT_DIPSETTING(    0x00, "Mode 1" )
	PORT_DIPSETTING(    0x04, "Mode 2" )
	PORT_DIPUNUSED_DIPLOC( 0x08, 0x00, "SW2:!4" )       /* Listed as "Unused" */
	/* In stop mode, press 1 to stop and 2 to restart */
	PORT_DIPNAME( 0x10, 0x00, "Stop Mode (Cheat)" )     PORT_DIPLOCATION("SW2:!5")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
	PORT_DIPUNUSED_DIPLOC( 0x20, 0x00, "SW2:!6" )       /* Listed as "Unused" */
	PORT_DIPNAME( 0x40, 0x00, "Invulnerability (Cheat)" ) PORT_DIPLOCATION("SW2:!7")
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x40, DEF_STR( On ) )
	PORT_SERVICE_DIPLOC(0x80, IP_ACTIVE_HIGH, "SW2:!8" )
INPUT_PORTS_END

static INPUT_PORTS_START( fghtbskt )
	PORT_START("P1")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 )
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN1 )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_START2 )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_START1 )

	PORT_START("P2")
	PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_JOYSTICK_DOWN ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x02, IP_ACTIVE_HIGH, IPT_JOYSTICK_UP ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_JOYSTICK_RIGHT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_JOYSTICK_LEFT ) PORT_8WAY PORT_COCKTAIL
	PORT_BIT( 0x10, IP_ACTIVE_HIGH, IPT_BUTTON1 ) PORT_COCKTAIL
	PORT_BIT( 0x20, IP_ACTIVE_HIGH, IPT_COIN2 )
	PORT_BIT( 0x40, IP_ACTIVE_HIGH, IPT_UNKNOWN )
	PORT_BIT( 0x80, IP_ACTIVE_HIGH, IPT_UNKNOWN )

	PORT_START("DSW")
	PORT_DIPNAME( 0x03, 0x00, DEF_STR( Coin_A ) )
	PORT_DIPSETTING(    0x03, DEF_STR( 3C_1C ) )
	PORT_DIPSETTING(    0x01, DEF_STR( 2C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x02, DEF_STR( 1C_2C ) )
	PORT_DIPNAME( 0x0c, 0x04, DEF_STR( Coin_B ) )
	PORT_DIPSETTING(    0x04, DEF_STR( 1C_1C ) )
	PORT_DIPSETTING(    0x00, DEF_STR( 1C_2C ) )
	PORT_DIPSETTING(    0x08, DEF_STR( 1C_4C ) )
	PORT_DIPSETTING(    0x0c, "99 Credits / Sound Test" )
	PORT_DIPNAME( 0x10, 0x00, DEF_STR( Unknown ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x10, DEF_STR( On ) )
	PORT_DIPNAME( 0x20, 0x00, "Time Count Down" )
	PORT_DIPSETTING(    0x00, "Slow" )
	PORT_DIPSETTING(    0x20, "Too Fast" )
	PORT_DIPNAME( 0x40, 0x40, DEF_STR( Cabinet ) )
	PORT_DIPSETTING(    0x40, DEF_STR( Upright ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Cocktail ) )
	PORT_DIPNAME( 0x80, 0x80, DEF_STR( Demo_Sounds ) )
	PORT_DIPSETTING(    0x00, DEF_STR( Off ) )
	PORT_DIPSETTING(    0x80, DEF_STR( On ) )
INPUT_PORTS_END


static const gfx_layout charlayout =
{
	8,8,
	RGN_FRAC(1,2),
	2,
	{ RGN_FRAC(1,2), RGN_FRAC(0,2) },
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8
};

static const gfx_layout tilelayout =
{
	8,8,
	RGN_FRAC(1,3),
	3,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
	{ 0, 1, 2, 3, 4, 5, 6, 7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
	8*8
};

static const gfx_layout spritelayout =
{
	16,16,
	RGN_FRAC(1,6),
	3,
	{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
	{ 0, 1, 2, 3, 4, 5, 6, 7,
			RGN_FRAC(1,6)+0, RGN_FRAC(1,6)+1, RGN_FRAC(1,6)+2, RGN_FRAC(1,6)+3,
			RGN_FRAC(1,6)+4, RGN_FRAC(1,6)+5, RGN_FRAC(1,6)+6, RGN_FRAC(1,6)+7 },
	{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8,
			8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8 },
	16*8
};

static GFXDECODE_START( gfx_m63 )
	GFXDECODE_ENTRY( "gfx1", 0, charlayout,   256, 1 )
	GFXDECODE_ENTRY( "gfx2", 0, tilelayout,     0, 32 )
	GFXDECODE_ENTRY( "gfx3", 0, spritelayout,   0, 32 )
GFXDECODE_END

static GFXDECODE_START( gfx_fghtbskt )
	GFXDECODE_ENTRY( "gfx1", 0, charlayout,   16, 1 )
	GFXDECODE_ENTRY( "gfx2", 0, tilelayout,    0, 32 )
	GFXDECODE_ENTRY( "gfx3", 0, spritelayout,  0, 32 )
GFXDECODE_END


SAMPLES_START_CB_MEMBER(m63_state::fghtbskt_sh_start)
{
	int i, len = memregion("samples")->bytes();
	uint8_t *ROM = memregion("samples")->base();

	m_samplebuf = std::make_unique<int16_t[]>(len);
	save_pointer(NAME(m_samplebuf), len);

	for(i = 0; i < len; i++)
		m_samplebuf[i] = ((int8_t)(ROM[i] ^ 0x80)) * 256;
}

INTERRUPT_GEN_MEMBER(m63_state::snd_irq)
{
	m_sound_irq = 1;
}

MACHINE_START_MEMBER(m63_state,m63)
{
	save_item(NAME(m_pal_bank));
	save_item(NAME(m_fg_flag));
	save_item(NAME(m_sy_offset));

	/* sound-related */
	save_item(NAME(m_sound_irq));
	save_item(NAME(m_sound_status));
	save_item(NAME(m_p1));
	save_item(NAME(m_p2));
}

MACHINE_RESET_MEMBER(m63_state,m63)
{
	m_pal_bank = 0;
	m_fg_flag = 0;
	m_sound_irq = 0;
	m_sound_status = 0;
	m_p1 = 0;
	m_p2 = 0;
}


INTERRUPT_GEN_MEMBER(m63_state::vblank_irq)
{
	if(m_nmi_mask)
		device.execute().pulse_input_line(INPUT_LINE_NMI, attotime::zero);
}

MACHINE_CONFIG_START(m63_state::m63)

	/* basic machine hardware */
	Z80(config, m_maincpu, XTAL(12'000'000)/4); /* 3 MHz */
	m_maincpu->set_addrmap(AS_PROGRAM, &m63_state::m63_map);
	m_maincpu->set_vblank_int("screen", FUNC(m63_state::vblank_irq));

	ls259_device &outlatch(LS259(config, "outlatch")); // probably chip at E7 obscured by pulldown resistor
	outlatch.q_out_cb<0>().set(FUNC(m63_state::nmi_mask_w));
	outlatch.q_out_cb<2>().set(FUNC(m63_state::m63_flipscreen_w));
	outlatch.q_out_cb<3>().set(FUNC(m63_state::pal_bank_w));
	outlatch.q_out_cb<6>().set(FUNC(m63_state::coin1_w));
	outlatch.q_out_cb<7>().set(FUNC(m63_state::coin2_w));

	I8039(config, m_soundcpu, XTAL(12'000'000)/4); /* ????? */
	m_soundcpu->set_addrmap(AS_PROGRAM, &m63_state::i8039_map);
	m_soundcpu->set_addrmap(AS_IO, &m63_state::i8039_port_map);
	m_soundcpu->p1_out_cb().set(FUNC(m63_state::p1_w));
	m_soundcpu->p2_out_cb().set(FUNC(m63_state::p2_w));
	m_soundcpu->t1_in_cb().set(FUNC(m63_state::irq_r));
	m_soundcpu->set_periodic_int(FUNC(m63_state::snd_irq), attotime::from_hz(60));

	MCFG_MACHINE_START_OVERRIDE(m63_state,m63)
	MCFG_MACHINE_RESET_OVERRIDE(m63_state,m63)

	/* video hardware */
	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
	screen.set_refresh_hz(60);
	screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
	screen.set_size(32*8, 32*8);
	screen.set_visarea(0*8, 32*8-1, 2*8, 30*8-1);
	screen.set_screen_update(FUNC(m63_state::screen_update_m63));
	screen.set_palette(m_palette);

	GFXDECODE(config, m_gfxdecode, m_palette, gfx_m63);
	PALETTE(config, m_palette, FUNC(m63_state::m63_palette), 256+4);

	MCFG_VIDEO_START_OVERRIDE(m63_state,m63)

	/* sound hardware */
	SPEAKER(config, "mono").front_center(); /* ????? */

	GENERIC_LATCH_8(config, m_soundlatch);

	AY8910(config, m_ay1, XTAL(12'000'000)/8).add_route(ALL_OUTPUTS, "mono", 0.25);
	AY8910(config, m_ay2, XTAL(12'000'000)/8).add_route(ALL_OUTPUTS, "mono", 1.00); /* ????? */
}

void m63_state::atomboy(machine_config &config)
{
	m63(config);
	m_soundcpu->set_periodic_int(FUNC(m63_state::snd_irq), attotime::from_hz(60/2));
}

void m63_state::fghtbskt(machine_config &config)
{
	/* basic machine hardware */
	Z80(config, m_maincpu, XTAL(12'000'000)/4); /* 3 MHz */
	m_maincpu->set_addrmap(AS_PROGRAM, &m63_state::fghtbskt_map);
	m_maincpu->set_vblank_int("screen", FUNC(m63_state::vblank_irq));

	ls259_device &outlatch(LS259(config, "outlatch"));
	outlatch.q_out_cb<1>().set(FUNC(m63_state::nmi_mask_w));
	outlatch.q_out_cb<2>().set(FUNC(m63_state::fghtbskt_flipscreen_w));
	//outlatch.q_out_cb<7>().set(FUNC(m63_state::fghtbskt_samples_w));

	I8039(config, m_soundcpu, XTAL(12'000'000)/4); /* ????? */
	m_soundcpu->set_addrmap(AS_PROGRAM, &m63_state::i8039_map);
	m_soundcpu->set_addrmap(AS_IO, &m63_state::i8039_port_map);
	m_soundcpu->set_periodic_int(FUNC(m63_state::snd_irq), attotime::from_hz(60/2));

	MCFG_MACHINE_START_OVERRIDE(m63_state,m63)
	MCFG_MACHINE_RESET_OVERRIDE(m63_state,m63)

	/* video hardware */
	screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER));
	screen.set_refresh_hz(60);
	screen.set_vblank_time(ATTOSECONDS_IN_USEC(0));
	screen.set_size(32*8, 32*8);
	screen.set_visarea(0*8, 32*8-1, 2*8, 30*8-1);
	screen.set_screen_update(FUNC(m63_state::screen_update_m63));
	screen.set_palette(m_palette);

	GFXDECODE(config, m_gfxdecode, m_palette, gfx_fghtbskt);
	PALETTE(config, m_palette, palette_device::RGB_444_PROMS, "proms", 256);

	MCFG_VIDEO_START_OVERRIDE(m63_state,m63)

	/* sound hardware */
	SPEAKER(config, "mono").front_center();

	GENERIC_LATCH_8(config, m_soundlatch);

	AY8910(config, m_ay1, XTAL(12'000'000)/8).add_route(ALL_OUTPUTS, "mono", 1.0);

	SAMPLES(config, m_samples);
	m_samples->set_channels(1);
	m_samples->set_samples_start_callback(FUNC(m63_state::fghtbskt_sh_start));
	m_samples->add_route(ALL_OUTPUTS, "mono", 0.50);
}


/***************************************************************************

  Game driver(s)

***************************************************************************/

ROM_START( wilytowr )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "wt4e.bin",     0x0000, 0x2000, CRC(a38e4b8a) SHA1(e296ba1764d3e8e2a5cc43bdde7f30a522b437ff) )
	ROM_LOAD( "wt4h.bin",     0x2000, 0x2000, CRC(c1405ceb) SHA1(c11dd4cd180bc9576e8042e1f56074620ea00f53) )
	ROM_LOAD( "wt4j.bin",     0x4000, 0x2000, CRC(379fb1c3) SHA1(677e4077f6d2140e4fb5c3d86bc7081d3b6cc028) )
	ROM_LOAD( "wt4k.bin",     0x6000, 0x2000, CRC(2dd6f9c7) SHA1(88ba58a1ddd25403211b7f920ba7006ed80c13eb) )
	ROM_LOAD( "wt_a-4m.bin",  0x8000, 0x2000, CRC(c1f8a7d5) SHA1(4307e7604aec728a1f5b0e6a0d6c9f4d37084da3) )
	ROM_LOAD( "wt_a-4n.bin",  0xa000, 0x2000, CRC(b212f7d2) SHA1(dd1c35559982e8bbcb0e778c733a3afb5b6611df) )

	ROM_REGION( 0x1000, "soundcpu", 0 ) /* 8039 */
	ROM_LOAD( "wt4d.bin",     0x0000, 0x1000, CRC(25a171bf) SHA1(7465dbfa8858d0f5822eb748b96d99753d58d243) )

	ROM_REGION( 0x2000, "gfx1", 0 )
	/* '3' character is bad, but ROMs have been verified on four boards */
	ROM_LOAD( "wt_b-5e.bin",  0x0000, 0x1000, CRC(fe45df43) SHA1(9586a5728069e0c293bd17d4663305ce5758ca01) )
	ROM_LOAD( "wt_b-5f.bin",  0x1000, 0x1000, CRC(87a17eff) SHA1(cee2ba2889baf08dc6ee1c8e9150bd277f343be9) )

	ROM_REGION( 0x6000, "gfx2", 0 )
	ROM_LOAD( "wtb5a.bin",    0x0000, 0x2000, CRC(efc1cbfa) SHA1(9a2ea29e64360ef7b143ac1b6a1ba3e672be4a42) )
	ROM_LOAD( "wtb5b.bin",    0x2000, 0x2000, CRC(ab4bfd07) SHA1(1d5010413989895c09d8e5ee903d665506836f94) )
	ROM_LOAD( "wtb5d.bin",    0x4000, 0x2000, CRC(40f23e1d) SHA1(abff583021e2cf2d2ec83adbbd4f2e96bfa3e04f) )

	ROM_REGION( 0x6000, "gfx3", 0 )
	/* there are horizontal lines in some tiles, but ROMs have been verified on four boards */
	ROM_LOAD( "wt2j.bin",     0x0000, 0x1000, CRC(d1bf0670) SHA1(8d07bce354bb4538948c358fd696304a8e0640b8) )
	ROM_LOAD( "wt3k.bin",     0x1000, 0x1000, CRC(83c39a0e) SHA1(da98f887ac5c3d52281eece3d760c41fb9ecfd5c) )
	ROM_LOAD( "wt_a-3m.bin",  0x2000, 0x1000, CRC(e7e468ae) SHA1(17448191b440b668714d83730075938aaaf34b5a) )
	ROM_LOAD( "wt_a-3n.bin",  0x3000, 0x1000, CRC(0741d1a9) SHA1(51f5ee03db8a3f7afbf944b9e3e4ae12b2520269) )
	ROM_LOAD( "wt_a-3p.bin",  0x4000, 0x1000, CRC(7299f362) SHA1(5ba309d789df8432c08d67e4f9e8bf6c447fc425) )
	ROM_LOAD( "wt_a-3s.bin",  0x5000, 0x1000, CRC(9b37d50d) SHA1(a08d4a7654b815cb652be66dbaa097011327f5d5) )

	ROM_REGION( 0x2000, "user1", 0 )
	ROM_LOAD( "wt_a-6d.bin",  0x0000, 0x1000, CRC(a5dde29b) SHA1(8f7545d2022da7c98d47112179dce717f6c3c5e2) )


	ROM_REGION( 0x0320, "proms", 0 )
	ROM_LOAD( "wt_a-5s-.bpr", 0x0000, 0x0100, CRC(041950e7) SHA1(8276068bec3f4c5013c773033fca3cd3ed9e82ef) )    /* red */
	ROM_LOAD( "wt_a-5r-.bpr", 0x0100, 0x0100, CRC(bc04bf25) SHA1(37d0e89296760f51df5a0d434dca390fb60bb052) )    /* green */
	ROM_LOAD( "wt_a-5p-.bpr", 0x0200, 0x0100, CRC(ed819a19) SHA1(76f13dcf1674f136375738756e175ceec469d545) )    /* blue */
	ROM_LOAD( "wt_b-9l-.bpr", 0x0300, 0x0020, CRC(d2728744) SHA1(e6b1a570854ca90326414874432ab03ec85b9c8e) )    /* char palette */
ROM_END

ROM_START( atomboy )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "wt_a-4e.bin",  0x0000, 0x2000, CRC(f7978185) SHA1(6a108d1e9b1a81cedf865aba3998748dcf1d55ef) )
	ROM_LOAD( "wt_a-4h.bin",  0x2000, 0x2000, CRC(0ca9950b) SHA1(d6583fcdf17d16a8884932695caa9c5587a20795) )
	ROM_LOAD( "wt_a-4j.bin",  0x4000, 0x2000, CRC(1badbc65) SHA1(e0768f2cd7bbe8908fd68ff6d54dbef84cc7de4c) )
	ROM_LOAD( "wt_a-4k.bin",  0x6000, 0x2000, CRC(5a341f75) SHA1(9e1a180e37aaa0afbf8ff45219be40d3f75fe60a) )
	ROM_LOAD( "wt_a-4m.bin",  0x8000, 0x2000, CRC(c1f8a7d5) SHA1(4307e7604aec728a1f5b0e6a0d6c9f4d37084da3) )
	ROM_LOAD( "wt_a-4n.bin",  0xa000, 0x2000, CRC(b212f7d2) SHA1(dd1c35559982e8bbcb0e778c733a3afb5b6611df) )

	ROM_REGION( 0x2000, "soundcpu", 0 ) /* 8039 */
	ROM_LOAD( "wt_a-4d-b.bin",  0x0000, 0x2000, CRC(793ea53f) SHA1(9dbff5e011a1f1f48aad68f8e5b02bcdb86c182a) ) /* 2764 ROM, Also had a red dot on label */

	ROM_REGION( 0x2000, "gfx1", 0 )
	/* '3' character is bad, but ROMs have been verified on four boards */
	ROM_LOAD( "wt_b-5e.bin",  0x0000, 0x1000, CRC(fe45df43) SHA1(9586a5728069e0c293bd17d4663305ce5758ca01) )
	ROM_LOAD( "wt_b-5f.bin",  0x1000, 0x1000, CRC(87a17eff) SHA1(cee2ba2889baf08dc6ee1c8e9150bd277f343be9) )

	ROM_REGION( 0x6000, "gfx2", 0 )
	ROM_LOAD( "wt_b-5a.bin",  0x0000, 0x2000, CRC(da22c452) SHA1(bd921baa12087e996d07625e05eda00981608655) )
	ROM_LOAD( "wt_b-5b.bin",  0x2000, 0x2000, CRC(4fb25a1f) SHA1(0f90fb3b373760c33ba9be3b56b917eca92c9700) )
	ROM_LOAD( "wt_b-5d.bin",  0x4000, 0x2000, CRC(75be2604) SHA1(fe1f110e188aa34a04a9f43412a8308240391fcf) )

	ROM_REGION( 0xc000, "gfx3", 0 )
	ROM_LOAD( "wt_a-3j-b.bin",  0x0000, 0x2000, CRC(996470f1) SHA1(c0c787a73535917d1314bb2e1e9056aea9859205) ) /* All these ROMs are 2764 type/size */
	ROM_LOAD( "wt_a-3k-b.bin",  0x2000, 0x2000, CRC(8f4ec45c) SHA1(525393e0555e1aa24df74e8095da216f02fe3c65) )
	ROM_LOAD( "wt_a-3m-b.bin",  0x4000, 0x2000, CRC(4ac40358) SHA1(c71bd62ef1e8d008abd468c193e67b278599a5f3) )
	ROM_LOAD( "wt_a-3n-b.bin",  0x6000, 0x2000, CRC(709eef5b) SHA1(95beadcf876a2549836329521f1293634413e983) )
	ROM_LOAD( "wt_a-3p-b.bin",  0x8000, 0x2000, CRC(3018b840) SHA1(77df9d4f1c8d76d30c435d03d51ef9e7509fab9c) )
	ROM_LOAD( "wt_a-3s-b.bin",  0xa000, 0x2000, CRC(05a251d4) SHA1(1cd9102871507ab988d5fe799024d63b93807448) )

	ROM_REGION( 0x2000, "user1", 0 )
	ROM_LOAD( "wt_a-6d.bin",  0x0000, 0x1000, CRC(a5dde29b) SHA1(8f7545d2022da7c98d47112179dce717f6c3c5e2) )

	ROM_REGION( 0x0320, "proms", 0 )
	ROM_LOAD( "wt_a-5s-b.bpr", 0x0000, 0x0100, CRC(991e2a04) SHA1(a70525948ad85ad898e0d8a25fb6d1639a4ec133) )   /* red    TBP24S10 (read as 82s129) */
	ROM_LOAD( "wt_a-5r-b.bpr", 0x0100, 0x0100, CRC(fb3822b7) SHA1(bb1ecdd0156acc16bef3c9072e496e4f544b5d9d) )   /* green  TBP24S10 (read as 82s129) */
	ROM_LOAD( "wt_a-5p-b.bpr", 0x0200, 0x0100, CRC(95849f7d) SHA1(ad031d6035045b19c1cd65ac6a78c5aa4b647cd6) )   /* blue   TBP24S10 (read as 82s129) */
	ROM_LOAD( "wt_b-9l-.bpr",  0x0300, 0x0020, CRC(d2728744) SHA1(e6b1a570854ca90326414874432ab03ec85b9c8e) )   /* char palette */
ROM_END

ROM_START( atomboya )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "wt_a-4e.bin",  0x0000, 0x2000, CRC(f7978185) SHA1(6a108d1e9b1a81cedf865aba3998748dcf1d55ef) )
	ROM_LOAD( "wt_a-4h.bin",  0x2000, 0x2000, CRC(0ca9950b) SHA1(d6583fcdf17d16a8884932695caa9c5587a20795) )
	ROM_LOAD( "wt_a-4j.bin",  0x4000, 0x2000, CRC(1badbc65) SHA1(e0768f2cd7bbe8908fd68ff6d54dbef84cc7de4c) )
	ROM_LOAD( "wt_a-4k.bin",  0x6000, 0x2000, CRC(5a341f75) SHA1(9e1a180e37aaa0afbf8ff45219be40d3f75fe60a) )
	ROM_LOAD( "wt_a-4m.bin",  0x8000, 0x2000, CRC(c1f8a7d5) SHA1(4307e7604aec728a1f5b0e6a0d6c9f4d37084da3) )
	ROM_LOAD( "wt_a-4n.bin",  0xa000, 0x2000, CRC(b212f7d2) SHA1(dd1c35559982e8bbcb0e778c733a3afb5b6611df) )

	ROM_REGION( 0x1000, "soundcpu", 0 ) /* 8039 */
	ROM_LOAD( "wt_a-4d.bin",  0x0000, 0x1000, CRC(3d43361e) SHA1(2977df9f90d9d214909c56ab44c40ab45fd90675) )

	ROM_REGION( 0x2000, "gfx1", 0 )
	/* '3' character is bad, but ROMs have been verified on four boards */
	ROM_LOAD( "wt_b-5e.bin",  0x0000, 0x1000, CRC(fe45df43) SHA1(9586a5728069e0c293bd17d4663305ce5758ca01) )
	ROM_LOAD( "wt_b-5f.bin",  0x1000, 0x1000, CRC(87a17eff) SHA1(cee2ba2889baf08dc6ee1c8e9150bd277f343be9) )

	ROM_REGION( 0x6000, "gfx2", 0 )
	ROM_LOAD( "wt_b-5a.bin",  0x0000, 0x2000, CRC(da22c452) SHA1(bd921baa12087e996d07625e05eda00981608655) )
	ROM_LOAD( "wt_b-5b.bin",  0x2000, 0x2000, CRC(4fb25a1f) SHA1(0f90fb3b373760c33ba9be3b56b917eca92c9700) )
	ROM_LOAD( "wt_b-5d.bin",  0x4000, 0x2000, CRC(75be2604) SHA1(fe1f110e188aa34a04a9f43412a8308240391fcf) )

	ROM_REGION( 0x6000, "gfx3", 0 )
	/* there are horizontal lines in some tiles, but ROMs have been verified on four boards */
	ROM_LOAD( "wt_a-3j.bin",  0x0000, 0x1000, CRC(b30ca38f) SHA1(885743893461b8617180a9723f6fcef160a2f05d) )
	ROM_LOAD( "wt_a-3k.bin",  0x1000, 0x1000, CRC(9a77eb73) SHA1(2564a3b3744b0be147b41c521fc7efde53bdfea7) )
	ROM_LOAD( "wt_a-3m.bin",  0x2000, 0x1000, CRC(e7e468ae) SHA1(17448191b440b668714d83730075938aaaf34b5a) )
	ROM_LOAD( "wt_a-3n.bin",  0x3000, 0x1000, CRC(0741d1a9) SHA1(51f5ee03db8a3f7afbf944b9e3e4ae12b2520269) )
	ROM_LOAD( "wt_a-3p.bin",  0x4000, 0x1000, CRC(7299f362) SHA1(5ba309d789df8432c08d67e4f9e8bf6c447fc425) )
	ROM_LOAD( "wt_a-3s.bin",  0x5000, 0x1000, CRC(9b37d50d) SHA1(a08d4a7654b815cb652be66dbaa097011327f5d5) )

	ROM_REGION( 0x1000, "user1", 0 )
	ROM_LOAD( "wt_a-6d.bin",  0x0000, 0x1000, CRC(a5dde29b) SHA1(8f7545d2022da7c98d47112179dce717f6c3c5e2) )

	ROM_REGION( 0x0320, "proms", 0 )
	ROM_LOAD( "wt_a-5s-.bpr", 0x0000, 0x0100, CRC(041950e7) SHA1(8276068bec3f4c5013c773033fca3cd3ed9e82ef) )    /* red */
	ROM_LOAD( "wt_a-5r-.bpr", 0x0100, 0x0100, CRC(bc04bf25) SHA1(37d0e89296760f51df5a0d434dca390fb60bb052) )    /* green */
	ROM_LOAD( "wt_a-5p-.bpr", 0x0200, 0x0100, CRC(ed819a19) SHA1(76f13dcf1674f136375738756e175ceec469d545) )    /* blue */
	ROM_LOAD( "wt_b-9l-.bpr", 0x0300, 0x0020, CRC(d2728744) SHA1(e6b1a570854ca90326414874432ab03ec85b9c8e) )    /* char palette */
ROM_END

ROM_START( fghtbskt )
	ROM_REGION( 0x10000, "maincpu", 0 )
	ROM_LOAD( "fb14.0f",      0x0000, 0x2000, CRC(82032853) SHA1(e103ace4cac6df3a429b785f9789b302ae8cdade) )
	ROM_LOAD( "fb13.2f",      0x2000, 0x2000, CRC(5306df0f) SHA1(11be226e7167703bb08e48510a113b2d43b211a4) )
	ROM_LOAD( "fb12.3f",      0x4000, 0x2000, CRC(ee9210d4) SHA1(c63d036314d635f65a2b5bb192ceb312a587db6e) )
	ROM_LOAD( "fb10.6f",      0x8000, 0x2000, CRC(6b47efba) SHA1(cb55c7a9d5afe748c1c88f87dd1909e106932798) )
	ROM_LOAD( "fb09.7f",      0xa000, 0x2000, CRC(be69e087) SHA1(be95ecafa494cb0787ee18eb3ecea4ad545a6ae3) )

	ROM_REGION( 0x1000, "soundcpu", 0 ) /* 8039 */
	ROM_LOAD( "fb07.0b",      0x0000, 0x1000, CRC(50432dbd) SHA1(35a2218ed243bde47dbe06b5a11a65502ba734ea) )

	ROM_REGION( 0x2000, "gfx1", 0 )
	ROM_LOAD( "fb08.12f",     0x0000, 0x1000, CRC(271cd7b8) SHA1(00cfeb6ba429cf6cc59d6542dea8de2ca79155ed) )
	ROM_FILL(                 0x1000, 0x1000, 0x00 )

	ROM_REGION( 0x6000, "gfx2", 0 )
	ROM_LOAD( "fb21.25e",     0x0000, 0x2000, CRC(02843591) SHA1(e38ccc97dcbd642d0ac768837f7baf1573fdb91f) )
	ROM_LOAD( "fb22.23e",     0x2000, 0x2000, CRC(cd51d8e7) SHA1(16d55d13b47dddb7c7e6b28b1512540938a4a596) )
	ROM_LOAD( "fb23.22e",     0x4000, 0x2000, CRC(62bcac87) SHA1(dd2272d8c7e46bd0a742b4490c9e960b2bfe14c3) )

	ROM_REGION( 0xc000, "gfx3", 0 )
	ROM_LOAD( "fb16.35a",     0x0000, 0x2000, CRC(a5df1652) SHA1(76d1443c523851aa418574c6a879f4a8e46dc887) )
	ROM_LOAD( "fb15.37a",     0x2000, 0x2000, CRC(59c4de06) SHA1(594411f10d6bb3577c649c66133b90c6423184d7) )
	ROM_LOAD( "fb18.32a",     0x4000, 0x2000, CRC(c23ddcd7) SHA1(f73d142ac0baae519ed633a923e132eb1836adbb) )
	ROM_LOAD( "fb17.34a",     0x6000, 0x2000, CRC(7db28013) SHA1(305e6a6254f69625c81ae107f4420fd76f9a24ba) )
	ROM_LOAD( "fb20.29a",     0x8000, 0x2000, CRC(1a1b48f8) SHA1(62f7774807aea86f73f0b9380bb1c237d55bf451) )
	ROM_LOAD( "fb19.31a",     0xa000, 0x2000, CRC(7ff7e321) SHA1(4fe4eee9c6260599950080c600187ce8e9dab7d2) )

	ROM_REGION( 0xa000, "samples", 0 ) /* Samples */
	ROM_LOAD( "fb01.42a",     0x0000, 0x2000, CRC(1200b220) SHA1(8a5f896441c6a6507e72b9b302a8183cc361d118) )
	ROM_LOAD( "fb02.41a",     0x2000, 0x2000, CRC(0b67aa82) SHA1(59b6cf733150eab0bd807beeeb1d2f784ccb6f58) )
	ROM_LOAD( "fb03.40a",     0x4000, 0x2000, CRC(c71269ed) SHA1(71cc6f43877b28d50beb744587c189dabbbaa067) )
	ROM_LOAD( "fb04.39a",     0x6000, 0x2000, CRC(02ddc42d) SHA1(9d40967071f674592c174b5a5470db56a5f99adf) )
	ROM_LOAD( "fb05.38a",     0x8000, 0x2000, CRC(72ea6b49) SHA1(e081a1cad5abf373a2489169b5c86ee63dcf5823) )

	ROM_REGION( 0x2000, "user1", 0 )
	ROM_LOAD( "fb06.12a",     0x0000, 0x2000, CRC(bea3df99) SHA1(18b795f8626b22f6a1620e04c23f4967c3122c89) )

	ROM_REGION( 0x0300, "proms", 0 )
	ROM_LOAD( "fb_r.9e",      0x0000, 0x0100, CRC(c5cdc8ba) SHA1(3fcef3ebe0dda72dfa35e042ff611758c345d749) )
	ROM_LOAD( "fb_g.10e",     0x0100, 0x0100, CRC(1460c936) SHA1(f99a544c83931de098a6cfac391f63ae43f5cdd0) )
	ROM_LOAD( "fb_b.11e",     0x0200, 0x0100, CRC(fca5bf0e) SHA1(5846f43aa2906cac58e300fdab197b99f896e3ef) )
ROM_END

void m63_state::init_wilytowr()
{
	m_sy_offset = 238;
}

void m63_state::init_fghtbskt()
{
	m_sy_offset = 240;
}

GAME( 1984, wilytowr, 0,        m63,      wilytowr, m63_state, init_wilytowr, ROT180, "Irem",                    "Wily Tower", MACHINE_SUPPORTS_SAVE )
GAME( 1985, atomboy,  wilytowr, atomboy,  wilytowr, m63_state, init_wilytowr, ROT180, "Irem (Memetron license)", "Atomic Boy (revision B)", MACHINE_SUPPORTS_SAVE )
GAME( 1985, atomboya, wilytowr, atomboy,  wilytowr, m63_state, init_wilytowr, ROT180, "Irem (Memetron license)", "Atomic Boy (revision A)", MACHINE_SUPPORTS_SAVE )
GAME( 1984, fghtbskt, 0,        fghtbskt, fghtbskt, m63_state, init_fghtbskt, ROT0,   "Paradise Co. Ltd.",       "Fighting Basketball", MACHINE_SUPPORTS_SAVE )