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This commit is contained in:
Angelo Salese 2014-03-16 14:15:53 +00:00
parent f4b7d1cecc
commit 8555d9ab1c
1 changed files with 88 additions and 19 deletions
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107
src/mame/drivers/amusco.c
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@ -108,7 +108,9 @@ public:
required_device<mc6845_device> m_crtc;
INTERRUPT_GEN_MEMBER(amusco_vblank_irq);
INTERRUPT_GEN_MEMBER(amusco_timer_irq);
UINT16 m_address;
UINT16 m_mc6845_address;
UINT16 m_video_update_address;
DECLARE_PALETTE_INIT(amusco_palette_init);
};
@ -121,6 +123,17 @@ WRITE16_MEMBER(amusco_state::amusco_videoram_w)
}
PALETTE_INIT_MEMBER(amusco_state, amusco_palette_init)
{
int i;
for (i = 0; i < 8; i++)
{
palette.set_pen_color(i, pal1bit(i >> 2), pal1bit(i >> 0), pal1bit(i >> 1));
}
}
TILE_GET_INFO_MEMBER(amusco_state::get_bg_tile_info)
{
@ -134,8 +147,8 @@ TILE_GET_INFO_MEMBER(amusco_state::get_bg_tile_info)
SET_TILE_INFO_MEMBER(
0 /* bank */,
code,
2 /* color */,
code & 0x3ff,
0 /* color */,
0
);
}
@ -182,18 +195,25 @@ READ8_MEMBER( amusco_state::mc6845_r)
WRITE8_MEMBER( amusco_state::mc6845_w)
{
if(offset & 1)
{
m_crtc->register_w(space, 0,data);
m_crtc->address_w(space,0,data);
if(m_mc6845_address == 0x12)
m_video_update_address = ((data & 0xff) << 8) | (m_video_update_address & 0x00ff);
if(m_mc6845_address == 0x13)
m_video_update_address = ((data & 0xff) << 0) | (m_video_update_address & 0xff00);
}
else
{
m_crtc->address_w(space,0,data);
m_mc6845_address = data;
}
}
WRITE16_MEMBER( amusco_state::vram_w)
{
/* WRONG! */
m_videoram[m_address] = data;
m_bg_tilemap->mark_tile_dirty(m_address);
m_address++;
m_address&=0x7ff;
m_videoram[m_video_update_address] = data;
m_bg_tilemap->mark_tile_dirty(m_video_update_address);
// printf("%04x %04x\n",m_video_update_address,data);
}
static ADDRESS_MAP_START( amusco_io_map, AS_IO, 16, amusco_state )
@ -206,8 +226,8 @@ static ADDRESS_MAP_START( amusco_io_map, AS_IO, 16, amusco_state )
AM_RANGE(0x0070, 0x0071) AM_WRITE(vram_w)
// AM_RANGE(0x0010, 0x0011) AM_READ_PORT("IN1")
// AM_RANGE(0x0012, 0x0013) AM_READ_PORT("IN3")
AM_RANGE(0x0030, 0x0031) AM_READ_PORT("IN2") AM_WRITENOP // lamps?
AM_RANGE(0x0040, 0x0041) AM_READ_PORT("IN3")
AM_RANGE(0x0030, 0x0031) AM_READ_PORT("DSW1") AM_WRITENOP // lamps?
AM_RANGE(0x0040, 0x0041) AM_READ_PORT("DSW2")
ADDRESS_MAP_END
/* I/O byte R/W
@ -280,7 +300,7 @@ static INPUT_PORTS_START( amusco )
PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_OTHER ) PORT_CODE(KEYCODE_8_PAD) PORT_NAME("IN4-8")
PORT_START("DSW1")
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) )
PORT_DIPNAME( 0x01, 0x01, "DSW1" )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
@ -304,9 +324,33 @@ static INPUT_PORTS_START( amusco )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x0100, 0x0100, "DSW1-2" )
PORT_DIPSETTING( 0x0100, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0200, 0x0200, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0200, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0400, 0x0400, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0400, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0800, 0x0800, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0800, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x1000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x2000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x4000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x8000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_START("DSW2")
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) )
PORT_DIPNAME( 0x01, 0x01, "DSW2" )
PORT_DIPSETTING( 0x01, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x02, 0x02, DEF_STR( Unknown ) )
@ -330,6 +374,30 @@ static INPUT_PORTS_START( amusco )
PORT_DIPNAME( 0x80, 0x80, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x80, DEF_STR( Off ) )
PORT_DIPSETTING( 0x00, DEF_STR( On ) )
PORT_DIPNAME( 0x0100, 0x0100, "DSW2-1" )
PORT_DIPSETTING( 0x0100, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0200, 0x0200, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0200, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0400, 0x0400, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0400, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x0800, 0x0800, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x0800, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x1000, 0x1000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x1000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x2000, 0x2000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x2000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x4000, 0x4000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x4000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_DIPNAME( 0x8000, 0x8000, DEF_STR( Unknown ) )
PORT_DIPSETTING( 0x8000, DEF_STR( Off ) )
PORT_DIPSETTING( 0x0000, DEF_STR( On ) )
PORT_START("DSW3")
PORT_DIPNAME( 0x01, 0x01, DEF_STR( Unknown ) )
@ -395,7 +463,7 @@ static const gfx_layout charlayout =
8, 10,
RGN_FRAC(1,3),
3,
{ 0, RGN_FRAC(1,3), RGN_FRAC(2,3) },
{ RGN_FRAC(2,3), RGN_FRAC(1,3), RGN_FRAC(0,3) },
{ 7, 6, 5, 4, 3, 2, 1, 0 },
{ 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8 },
16*8
@ -417,8 +485,8 @@ GFXDECODE_END
MC6845_ON_UPDATE_ADDR_CHANGED(crtc_addr)
{
amusco_state *state = device->machine().driver_data<amusco_state>();
state->m_address = address;
// amusco_state *state = device->machine().driver_data<amusco_state>();
// state->m_video_update_address = address;
}
static MC6845_INTERFACE( mc6845_intf )
@ -445,6 +513,7 @@ INTERRUPT_GEN_MEMBER(amusco_state::amusco_vblank_irq)
INTERRUPT_GEN_MEMBER(amusco_state::amusco_timer_irq)
{
/* This probably goes inside on mc6845 update change */
device.execute().set_input_line_and_vector(0, HOLD_LINE, 0x84/4); // sets 0x918 bit 3
}
@ -460,7 +529,7 @@ static MACHINE_CONFIG_START( amusco, amusco_state )
MCFG_CPU_PROGRAM_MAP(amusco_mem_map)
MCFG_CPU_IO_MAP(amusco_io_map)
MCFG_CPU_VBLANK_INT_DRIVER("screen", amusco_state, amusco_vblank_irq)
MCFG_CPU_PERIODIC_INT_DRIVER(amusco_state, amusco_timer_irq, 60*2)
MCFG_CPU_PERIODIC_INT_DRIVER(amusco_state, amusco_timer_irq, 60*32)
MCFG_PIC8259_ADD( "pic8259", INPUTLINE("maincpu", 0), VCC, NULL )
@ -475,7 +544,7 @@ static MACHINE_CONFIG_START( amusco, amusco_state )
MCFG_SCREEN_PALETTE("palette")
MCFG_GFXDECODE_ADD("gfxdecode", "palette", amusco)
MCFG_PALETTE_ADD("palette", 8)
MCFG_PALETTE_INIT_OWNER(amusco_state, amusco)
MCFG_PALETTE_INIT_OWNER(amusco_state, amusco_palette_init)
MCFG_MC6845_ADD("crtc", R6545_1, "screen", CRTC_CLOCK, mc6845_intf) /* guess */