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pcd: mouse [Carl, Sandro Ronco]

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--
The mouse phase bits are from the dmv k806 driver by Sandro.
This commit is contained in:
cracyc 2015-10-06 22:21:26 -05:00
parent 0448286e13
commit a60bcf6c42
2 changed files with 119 additions and 14 deletions
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104
src/mame/video/pcd.c
View File

@ -14,12 +14,16 @@ pcdx_video_device::pcdx_video_device(const machine_config &mconfig, device_type
m_mcu(*this, "graphics"),
m_crtc(*this, "crtc"),
m_palette(*this, "palette"),
m_gfxdecode(*this, "gfxdecode")
m_gfxdecode(*this, "gfxdecode"),
m_pic2(*this, ":pic2")
{
}
pcd_video_device::pcd_video_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
pcdx_video_device(mconfig, PCD_VIDEO, "Siemens PC-D Video", tag, owner, clock, "pcd_video", __FILE__),
m_mouse_btn(*this, "MOUSE"),
m_mouse_x(*this, "MOUSEX"),
m_mouse_y(*this, "MOUSEY"),
m_vram(32*1024),
m_charram(8*1024)
{
@ -30,7 +34,6 @@ pcx_video_device::pcx_video_device(const machine_config &mconfig, const char *ta
device_serial_interface(mconfig, *this),
m_vram(4*1024),
m_charrom(*this, "char"),
m_pic2(*this, ":pic2"),
m_txd_handler(*this)
{
}
@ -76,9 +79,32 @@ static GFXDECODE_START( pcx )
GFXDECODE_ENTRY( "char", 0x0000, pcd_charlayout, 0, 1 )
GFXDECODE_END
static INPUT_PORTS_START( pcd_mouse )
PORT_START("MOUSE")
PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Right Mouse Button") PORT_CODE(MOUSECODE_BUTTON1)
PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Left Mouse Button") PORT_CODE(MOUSECODE_BUTTON2)
PORT_START("MOUSEX")
PORT_BIT( 0xfff, 0x000, IPT_MOUSE_X ) PORT_SENSITIVITY(50) PORT_KEYDELTA(0)
PORT_START("MOUSEY")
PORT_BIT( 0xfff, 0x000, IPT_MOUSE_Y ) PORT_SENSITIVITY(50) PORT_KEYDELTA(0)
INPUT_PORTS_END
ioport_constructor pcd_video_device::device_input_ports() const
{
return INPUT_PORTS_NAME(pcd_mouse);
}
static ADDRESS_MAP_START( pcd_vid_io, AS_IO, 8, pcd_video_device )
AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READ(p1_r)
AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_WRITE(p2_w)
AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(t1_r)
ADDRESS_MAP_END
static MACHINE_CONFIG_FRAGMENT( pcd_video )
MCFG_CPU_ADD("graphics", I8741, XTAL_16MHz/2)
MCFG_DEVICE_DISABLE()
MCFG_CPU_IO_MAP(pcd_vid_io)
// video hardware
MCFG_SCREEN_ADD("screen", RASTER)
@ -96,6 +122,7 @@ static MACHINE_CONFIG_FRAGMENT( pcd_video )
MCFG_SCN2674_GFX_CHARACTER_WIDTH(16)
MCFG_SCN2674_DRAW_CHARACTER_CALLBACK_OWNER(pcd_video_device, display_pixels)
MCFG_VIDEO_SET_SCREEN("screen")
MCFG_TIMER_DRIVER_ADD_PERIODIC("mouse_timer", pcd_video_device, mouse_timer, attotime::from_hz(15000)) // guess
MACHINE_CONFIG_END
machine_config_constructor pcd_video_device::device_mconfig_additions() const
@ -154,6 +181,8 @@ SCN2674_DRAW_CHARACTER_MEMBER(pcd_video_device::display_pixels)
if(lg)
{
UINT16 data = m_vram[address + 1] | (m_vram[address] << 8);
if(m_p2 & 8)
data = ~data;
for(int i = 0; i < 16; i++)
bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (15 - i))) ? 1 : 0);
}
@ -171,6 +200,8 @@ SCN2674_DRAW_CHARACTER_MEMBER(pcd_video_device::display_pixels)
bgnd = 2;
if(attr & 0x10)
data = ~data;
if(m_p2 & 8)
data = ~data;
for(int i = 0; i < 8; i++)
bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (7 - i))) ? 1 : bgnd);
}
@ -196,6 +227,43 @@ PALETTE_INIT_MEMBER(pcdx_video_device, pcdx)
palette.set_pen_color(2,rgb_t(128,128,128));
}
TIMER_DEVICE_CALLBACK_MEMBER(pcd_video_device::mouse_timer)
{
m_t1 = (m_t1 == CLEAR_LINE) ? ASSERT_LINE : CLEAR_LINE;
if(m_t1)
{
switch(m_mouse.phase)
{
case 0:
m_mouse.xa = m_mouse.x > m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
m_mouse.xb = m_mouse.x < m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
m_mouse.ya = m_mouse.y > m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
m_mouse.yb = m_mouse.y < m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
break;
case 1:
m_mouse.xa = m_mouse.xb = m_mouse.x != m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
m_mouse.ya = m_mouse.yb = m_mouse.y != m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
break;
case 2:
m_mouse.xa = m_mouse.x < m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
m_mouse.xb = m_mouse.x > m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
m_mouse.ya = m_mouse.y < m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
m_mouse.yb = m_mouse.y > m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
break;
case 3:
m_mouse.xa = m_mouse.xb = ASSERT_LINE;
m_mouse.ya = m_mouse.yb = ASSERT_LINE;
m_mouse.prev_x = m_mouse.x;
m_mouse.prev_y = m_mouse.y;
m_mouse.x = m_mouse_x->read();
m_mouse.y = m_mouse_y->read();
break;
}
m_mouse.phase = (m_mouse.phase + 1) & 3;
}
}
WRITE8_MEMBER(pcd_video_device::vram_w)
{
if(m_vram_sw)
@ -218,14 +286,26 @@ WRITE8_MEMBER(pcd_video_device::vram_sw_w)
m_vram_sw = data & 1;
}
READ8_MEMBER(pcd_video_device::mcu_r)
READ8_MEMBER(pcd_video_device::t1_r)
{
return 0x20;
return m_t1;
}
WRITE8_MEMBER(pcd_video_device::mcu_w)
READ8_MEMBER(pcd_video_device::p1_r)
{
UINT8 data = (m_mouse_btn->read() & 0x30) | 0x80; // char ram/rom jumper?
data |= (m_mouse.xa != CLEAR_LINE ? 0 : 1);
data |= (m_mouse.xb != CLEAR_LINE ? 0 : 2);
data |= (m_mouse.ya != CLEAR_LINE ? 0 : 4);
data |= (m_mouse.yb != CLEAR_LINE ? 0 : 8);
return data;
}
WRITE8_MEMBER(pcd_video_device::p2_w)
{
m_p2 = data;
m_pic2->ir7_w((data & 0x80) ? CLEAR_LINE : ASSERT_LINE);
}
READ8_MEMBER(pcx_video_device::term_r)
@ -326,19 +406,25 @@ void pcd_video_device::device_start()
{
m_maincpu->space(AS_IO).install_readwrite_handler(0xfb00, 0xfb01, 0, 0, read8_delegate(FUNC(pcdx_video_device::detect_r), this), write8_delegate(FUNC(pcdx_video_device::detect_w), this), 0xff00);
m_maincpu->space(AS_PROGRAM).install_readwrite_handler(0xf0000, 0xf7fff, 0, 0, read8_delegate(FUNC(pcd_video_device::vram_r), this), write8_delegate(FUNC(pcd_video_device::vram_w), this), 0xffff);
m_gfxdecode->set_gfx(0, global_alloc(gfx_element(machine().device<palette_device>("palette"), pcd_charlayout, &m_charram[0], 0, 1, 0)));
m_gfxdecode->set_gfx(0, global_alloc(gfx_element(m_palette, pcd_charlayout, &m_charram[0], 0, 1, 0)));
}
void pcd_video_device::device_reset()
{
m_mouse.phase = 0;
m_mouse.xa = m_mouse.xb = ASSERT_LINE;
m_mouse.ya = m_mouse.yb = ASSERT_LINE;
m_mouse.x = m_mouse.y = 0;
m_mouse.prev_x = m_mouse.prev_y = 0;
m_vram_sw = 1;
m_t1 = CLEAR_LINE;
}
DEVICE_ADDRESS_MAP_START(map, 16, pcd_video_device)
AM_RANGE(0x00, 0x0f) AM_DEVWRITE8("crtc", scn2674_device, write, 0x00ff)
AM_RANGE(0x00, 0x0f) AM_DEVREAD8("crtc", scn2674_device, read, 0xff00)
AM_RANGE(0x20, 0x21) AM_WRITE8(vram_sw_w, 0x00ff)
AM_RANGE(0x30, 0x33) AM_READWRITE8(mcu_r, mcu_w, 0x00ff)
AM_RANGE(0x30, 0x33) AM_DEVREADWRITE8("graphics", i8741_device, upi41_master_r, upi41_master_w, 0x00ff)
ADDRESS_MAP_END
void pcx_video_device::device_start()

29
src/mame/video/pcd.h
View File

@ -27,6 +27,7 @@ protected:
required_device<scn2674_device> m_crtc;
required_device<palette_device> m_palette;
required_device<gfxdecode_device> m_gfxdecode;
required_device<pic8259_device> m_pic2;
};
class pcd_video_device : public pcdx_video_device
@ -35,23 +36,42 @@ public:
pcd_video_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
DECLARE_ADDRESS_MAP(map, 16);
DECLARE_ADDRESS_MAP(vram_map, 8);
DECLARE_READ8_MEMBER(mcu_r);
DECLARE_WRITE8_MEMBER(mcu_w);
DECLARE_WRITE8_MEMBER(vram_sw_w);
DECLARE_READ8_MEMBER(vram_r);
DECLARE_WRITE8_MEMBER(vram_w);
DECLARE_READ8_MEMBER(t1_r);
DECLARE_READ8_MEMBER(p1_r);
DECLARE_WRITE8_MEMBER(p2_w);
TIMER_DEVICE_CALLBACK_MEMBER(mouse_timer);
virtual const rom_entry *device_rom_region() const;
virtual machine_config_constructor device_mconfig_additions() const;
virtual ioport_constructor device_input_ports() const;
SCN2674_DRAW_CHARACTER_MEMBER(display_pixels);
protected:
void device_start();
void device_reset();
private:
required_ioport m_mouse_btn;
required_ioport m_mouse_x;
required_ioport m_mouse_y;
dynamic_buffer m_vram;
dynamic_buffer m_charram;
UINT8 m_vram_sw;
UINT8 m_vram_sw, m_t1, m_p2;
struct
{
int phase;
int x;
int y;
int prev_x;
int prev_y;
int xa;
int xb;
int ya;
int yb;
} m_mouse;
};
class pcx_video_device : public pcdx_video_device,
@ -87,7 +107,6 @@ protected:
private:
dynamic_buffer m_vram;
required_region_ptr<UINT8> m_charrom;
required_device<pic8259_device> m_pic2;
devcb_write_line m_txd_handler;
UINT8 m_term_key, m_term_char, m_term_stat, m_vram_latch_r[2], m_vram_latch_w[2], m_p1;
};