mirror of
https://github.com/holub/mame
synced 2025-04-26 10:13:37 +03:00
pcd: mouse [Carl, Sandro Ronco]
-- The mouse phase bits are from the dmv k806 driver by Sandro.
This commit is contained in:
cracyc
parent
0448286e13
commit
a60bcf6c42
@ -14,12 +14,16 @@ pcdx_video_device::pcdx_video_device(const machine_config &mconfig, device_type
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m_mcu(*this, "graphics"),
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m_crtc(*this, "crtc"),
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m_palette(*this, "palette"),
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m_gfxdecode(*this, "gfxdecode")
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m_gfxdecode(*this, "gfxdecode"),
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m_pic2(*this, ":pic2")
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{
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}
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pcd_video_device::pcd_video_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) :
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pcdx_video_device(mconfig, PCD_VIDEO, "Siemens PC-D Video", tag, owner, clock, "pcd_video", __FILE__),
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m_mouse_btn(*this, "MOUSE"),
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m_mouse_x(*this, "MOUSEX"),
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m_mouse_y(*this, "MOUSEY"),
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m_vram(32*1024),
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m_charram(8*1024)
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{
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@ -30,7 +34,6 @@ pcx_video_device::pcx_video_device(const machine_config &mconfig, const char *ta
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device_serial_interface(mconfig, *this),
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m_vram(4*1024),
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m_charrom(*this, "char"),
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m_pic2(*this, ":pic2"),
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m_txd_handler(*this)
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{
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}
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@ -76,9 +79,32 @@ static GFXDECODE_START( pcx )
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GFXDECODE_ENTRY( "char", 0x0000, pcd_charlayout, 0, 1 )
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GFXDECODE_END
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static INPUT_PORTS_START( pcd_mouse )
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PORT_START("MOUSE")
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PORT_BIT(0x10, IP_ACTIVE_HIGH, IPT_BUTTON1) PORT_NAME("Right Mouse Button") PORT_CODE(MOUSECODE_BUTTON1)
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PORT_BIT(0x20, IP_ACTIVE_HIGH, IPT_BUTTON2) PORT_NAME("Left Mouse Button") PORT_CODE(MOUSECODE_BUTTON2)
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PORT_START("MOUSEX")
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PORT_BIT( 0xfff, 0x000, IPT_MOUSE_X ) PORT_SENSITIVITY(50) PORT_KEYDELTA(0)
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PORT_START("MOUSEY")
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PORT_BIT( 0xfff, 0x000, IPT_MOUSE_Y ) PORT_SENSITIVITY(50) PORT_KEYDELTA(0)
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INPUT_PORTS_END
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ioport_constructor pcd_video_device::device_input_ports() const
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{
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return INPUT_PORTS_NAME(pcd_mouse);
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}
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static ADDRESS_MAP_START( pcd_vid_io, AS_IO, 8, pcd_video_device )
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AM_RANGE(MCS48_PORT_P1, MCS48_PORT_P1) AM_READ(p1_r)
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AM_RANGE(MCS48_PORT_P2, MCS48_PORT_P2) AM_WRITE(p2_w)
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AM_RANGE(MCS48_PORT_T1, MCS48_PORT_T1) AM_READ(t1_r)
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ADDRESS_MAP_END
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static MACHINE_CONFIG_FRAGMENT( pcd_video )
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MCFG_CPU_ADD("graphics", I8741, XTAL_16MHz/2)
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MCFG_DEVICE_DISABLE()
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MCFG_CPU_IO_MAP(pcd_vid_io)
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// video hardware
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MCFG_SCREEN_ADD("screen", RASTER)
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@ -96,6 +122,7 @@ static MACHINE_CONFIG_FRAGMENT( pcd_video )
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MCFG_SCN2674_GFX_CHARACTER_WIDTH(16)
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MCFG_SCN2674_DRAW_CHARACTER_CALLBACK_OWNER(pcd_video_device, display_pixels)
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MCFG_VIDEO_SET_SCREEN("screen")
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MCFG_TIMER_DRIVER_ADD_PERIODIC("mouse_timer", pcd_video_device, mouse_timer, attotime::from_hz(15000)) // guess
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MACHINE_CONFIG_END
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machine_config_constructor pcd_video_device::device_mconfig_additions() const
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@ -154,6 +181,8 @@ SCN2674_DRAW_CHARACTER_MEMBER(pcd_video_device::display_pixels)
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if(lg)
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{
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UINT16 data = m_vram[address + 1] | (m_vram[address] << 8);
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if(m_p2 & 8)
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data = ~data;
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for(int i = 0; i < 16; i++)
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bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (15 - i))) ? 1 : 0);
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}
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@ -171,6 +200,8 @@ SCN2674_DRAW_CHARACTER_MEMBER(pcd_video_device::display_pixels)
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bgnd = 2;
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if(attr & 0x10)
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data = ~data;
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if(m_p2 & 8)
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data = ~data;
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for(int i = 0; i < 8; i++)
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bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (7 - i))) ? 1 : bgnd);
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}
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@ -196,6 +227,43 @@ PALETTE_INIT_MEMBER(pcdx_video_device, pcdx)
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palette.set_pen_color(2,rgb_t(128,128,128));
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}
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TIMER_DEVICE_CALLBACK_MEMBER(pcd_video_device::mouse_timer)
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{
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m_t1 = (m_t1 == CLEAR_LINE) ? ASSERT_LINE : CLEAR_LINE;
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if(m_t1)
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{
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switch(m_mouse.phase)
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{
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case 0:
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m_mouse.xa = m_mouse.x > m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.xb = m_mouse.x < m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.ya = m_mouse.y > m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.yb = m_mouse.y < m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
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break;
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case 1:
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m_mouse.xa = m_mouse.xb = m_mouse.x != m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.ya = m_mouse.yb = m_mouse.y != m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
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break;
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case 2:
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m_mouse.xa = m_mouse.x < m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.xb = m_mouse.x > m_mouse.prev_x ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.ya = m_mouse.y < m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
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m_mouse.yb = m_mouse.y > m_mouse.prev_y ? CLEAR_LINE : ASSERT_LINE;
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break;
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case 3:
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m_mouse.xa = m_mouse.xb = ASSERT_LINE;
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m_mouse.ya = m_mouse.yb = ASSERT_LINE;
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m_mouse.prev_x = m_mouse.x;
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m_mouse.prev_y = m_mouse.y;
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m_mouse.x = m_mouse_x->read();
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m_mouse.y = m_mouse_y->read();
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break;
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}
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m_mouse.phase = (m_mouse.phase + 1) & 3;
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}
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}
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WRITE8_MEMBER(pcd_video_device::vram_w)
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{
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if(m_vram_sw)
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@ -218,14 +286,26 @@ WRITE8_MEMBER(pcd_video_device::vram_sw_w)
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m_vram_sw = data & 1;
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}
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READ8_MEMBER(pcd_video_device::mcu_r)
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READ8_MEMBER(pcd_video_device::t1_r)
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{
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return 0x20;
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return m_t1;
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}
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WRITE8_MEMBER(pcd_video_device::mcu_w)
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READ8_MEMBER(pcd_video_device::p1_r)
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{
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UINT8 data = (m_mouse_btn->read() & 0x30) | 0x80; // char ram/rom jumper?
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data |= (m_mouse.xa != CLEAR_LINE ? 0 : 1);
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data |= (m_mouse.xb != CLEAR_LINE ? 0 : 2);
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data |= (m_mouse.ya != CLEAR_LINE ? 0 : 4);
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data |= (m_mouse.yb != CLEAR_LINE ? 0 : 8);
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return data;
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}
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WRITE8_MEMBER(pcd_video_device::p2_w)
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{
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m_p2 = data;
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m_pic2->ir7_w((data & 0x80) ? CLEAR_LINE : ASSERT_LINE);
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}
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READ8_MEMBER(pcx_video_device::term_r)
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@ -326,19 +406,25 @@ void pcd_video_device::device_start()
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{
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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);
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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);
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m_gfxdecode->set_gfx(0, global_alloc(gfx_element(machine().device<palette_device>("palette"), pcd_charlayout, &m_charram[0], 0, 1, 0)));
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m_gfxdecode->set_gfx(0, global_alloc(gfx_element(m_palette, pcd_charlayout, &m_charram[0], 0, 1, 0)));
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}
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void pcd_video_device::device_reset()
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{
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m_mouse.phase = 0;
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m_mouse.xa = m_mouse.xb = ASSERT_LINE;
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m_mouse.ya = m_mouse.yb = ASSERT_LINE;
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m_mouse.x = m_mouse.y = 0;
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m_mouse.prev_x = m_mouse.prev_y = 0;
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m_vram_sw = 1;
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m_t1 = CLEAR_LINE;
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}
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DEVICE_ADDRESS_MAP_START(map, 16, pcd_video_device)
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AM_RANGE(0x00, 0x0f) AM_DEVWRITE8("crtc", scn2674_device, write, 0x00ff)
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AM_RANGE(0x00, 0x0f) AM_DEVREAD8("crtc", scn2674_device, read, 0xff00)
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AM_RANGE(0x20, 0x21) AM_WRITE8(vram_sw_w, 0x00ff)
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AM_RANGE(0x30, 0x33) AM_READWRITE8(mcu_r, mcu_w, 0x00ff)
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AM_RANGE(0x30, 0x33) AM_DEVREADWRITE8("graphics", i8741_device, upi41_master_r, upi41_master_w, 0x00ff)
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ADDRESS_MAP_END
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void pcx_video_device::device_start()
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@ -27,6 +27,7 @@ protected:
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required_device<scn2674_device> m_crtc;
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required_device<palette_device> m_palette;
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required_device<gfxdecode_device> m_gfxdecode;
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required_device<pic8259_device> m_pic2;
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};
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class pcd_video_device : public pcdx_video_device
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@ -35,23 +36,42 @@ public:
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pcd_video_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
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DECLARE_ADDRESS_MAP(map, 16);
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DECLARE_ADDRESS_MAP(vram_map, 8);
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DECLARE_READ8_MEMBER(mcu_r);
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DECLARE_WRITE8_MEMBER(mcu_w);
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DECLARE_WRITE8_MEMBER(vram_sw_w);
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DECLARE_READ8_MEMBER(vram_r);
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DECLARE_WRITE8_MEMBER(vram_w);
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DECLARE_READ8_MEMBER(t1_r);
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DECLARE_READ8_MEMBER(p1_r);
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DECLARE_WRITE8_MEMBER(p2_w);
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TIMER_DEVICE_CALLBACK_MEMBER(mouse_timer);
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virtual const rom_entry *device_rom_region() const;
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virtual machine_config_constructor device_mconfig_additions() const;
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virtual ioport_constructor device_input_ports() const;
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SCN2674_DRAW_CHARACTER_MEMBER(display_pixels);
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protected:
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void device_start();
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void device_reset();
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private:
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required_ioport m_mouse_btn;
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required_ioport m_mouse_x;
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required_ioport m_mouse_y;
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dynamic_buffer m_vram;
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dynamic_buffer m_charram;
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UINT8 m_vram_sw;
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UINT8 m_vram_sw, m_t1, m_p2;
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struct
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{
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int phase;
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int x;
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int y;
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int prev_x;
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int prev_y;
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int xa;
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int xb;
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int ya;
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int yb;
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} m_mouse;
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};
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class pcx_video_device : public pcdx_video_device,
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@ -87,7 +107,6 @@ protected:
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private:
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dynamic_buffer m_vram;
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required_region_ptr<UINT8> m_charrom;
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required_device<pic8259_device> m_pic2;
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devcb_write_line m_txd_handler;
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UINT8 m_term_key, m_term_char, m_term_stat, m_vram_latch_r[2], m_vram_latch_w[2], m_p1;
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};
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