mirror of
https://github.com/holub/mame
synced 2025-04-22 16:31:49 +03:00
New machines added as MACHINE_NOT_WORKING:
- Network Computing Devices NCD-17C [R. Belmont, Al Kossow]
This commit is contained in:
arbee
parent
9ec3f459cd
commit
9047b3e753
@ -1105,6 +1105,7 @@ function linkProjects_mame_mess(_target, _subtarget)
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"multitch",
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"nakajima",
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"nascom",
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"ncd",
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"ne",
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"nec",
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"netronic",
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230
src/mame/drivers/ncd17c.cpp
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230
src/mame/drivers/ncd17c.cpp
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@ -0,0 +1,230 @@
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// license:BSD-3-Clause
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// copyright-holders:R. Belmont
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/****************************************************************************
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drivers/ncd17c.cpp
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NCD 17" color X terminal
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Hardware:
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- MC68020 CPU, no FPU, no MMU
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- 2681 DUART (Logitech serial mouse)
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- Unknown AMD Ethernet chip (c) 1987. LANCE or derivative?
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- Bt478 RAMDAC
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1c8000 mask ff000000 - DUART?
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****************************************************************************/
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#include "emu.h"
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#include "bus/rs232/rs232.h"
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#include "cpu/m68000/m68000.h"
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#include "machine/mc68681.h"
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#include "screen.h"
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class ncd_17c_state : public driver_device
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{
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public:
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ncd_17c_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu"),
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m_screen(*this, "screen"),
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m_mainram(*this, "mainram"),
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m_duart(*this, "duart")
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{
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}
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void ncd_17c(machine_config &config);
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void ncd_17c_map(address_map &map);
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void init_ncd_17c();
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uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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DECLARE_WRITE_LINE_MEMBER(duart_irq_handler);
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DECLARE_WRITE32_MEMBER(bt478_palette_w);
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DECLARE_READ32_MEMBER(ramsize_r);
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DECLARE_WRITE32_MEMBER(ramsize_w);
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INTERRUPT_GEN_MEMBER(vblank);
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private:
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virtual void machine_reset() override;
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required_device<cpu_device> m_maincpu;
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required_device<screen_device> m_screen;
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required_shared_ptr<uint32_t> m_mainram;
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required_device<scn2681_device> m_duart;
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inline void ATTR_PRINTF(3,4) verboselog( int n_level, const char *s_fmt, ... );
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u32 m_palette[256];
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u8 m_r, m_g, m_b, m_entry, m_stage;
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u8 m_ramsize_magic, m_ramsize_phase;
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};
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#define VERBOSE_LEVEL ( 0 )
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#define ENABLE_VERBOSE_LOG (0)
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inline void ATTR_PRINTF(3,4) ncd_17c_state::verboselog( int n_level, const char *s_fmt, ... )
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{
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#if ENABLE_VERBOSE_LOG
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if( VERBOSE_LEVEL >= n_level )
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{
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va_list v;
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char buf[ 32768 ];
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va_start( v, s_fmt );
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vsprintf( buf, s_fmt, v );
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va_end( v );
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logerror("%s: %s", machine().describe_context(), buf);
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}
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#endif
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}
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void ncd_17c_state::machine_reset()
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{
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m_entry = 0;
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m_stage = 0;
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m_r = m_g = m_b = 0;
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m_ramsize_phase = 0;
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}
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INTERRUPT_GEN_MEMBER(ncd_17c_state::vblank)
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{
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m_maincpu->set_input_line(M68K_IRQ_5, HOLD_LINE);
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}
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uint32_t ncd_17c_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
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{
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uint32_t *scanline;
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int x, y;
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uint8_t pixels;
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uint8_t *m_vram = (uint8_t *)m_mainram.target();
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for (y = 0; y < 768; y++)
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{
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scanline = &bitmap.pix32(y);
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for (x = 0; x < 1024; x++)
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{
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pixels = m_vram[(y * 1024) + (BYTE4_XOR_BE(x))];
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*scanline++ = m_palette[pixels];
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}
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}
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return 0;
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}
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void ncd_17c_state::ncd_17c_map(address_map &map)
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{
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map(0x00000000, 0x000bffff).rom().region("maincpu", 0);
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map(0x001c8000, 0x001c803f).rw(m_duart, FUNC(scn2681_device::read), FUNC(scn2681_device::write)).umask32(0xff000000);
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map(0x001d0000, 0x001d0003).w(FUNC(ncd_17c_state::bt478_palette_w));
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map(0x01000000, 0x02ffffff).ram(); //w(FUNC(ncd_17c_state::ramsize_r), FUNC(ncd_17c_state::ramsize_w));
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map(0x03000000, 0x03ffffff).ram().share("mainram");
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}
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READ32_MEMBER(ncd_17c_state::ramsize_r)
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{
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return m_ramsize_magic << 24;
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}
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WRITE32_MEMBER(ncd_17c_state::ramsize_w)
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{
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if (!m_ramsize_phase)
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{
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m_ramsize_magic = (data >> 24);
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}
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m_ramsize_phase ^= 1;
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}
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WRITE_LINE_MEMBER(ncd_17c_state::duart_irq_handler)
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{
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//m_maincpu->set_input_line_and_vector(M68K_IRQ_6, state, M68K_INT_ACK_AUTOVECTOR);
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}
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WRITE32_MEMBER(ncd_17c_state::bt478_palette_w)
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{
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if (mem_mask & 0xff000000)
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{
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m_entry = data >> 24;
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m_stage = 0;
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m_r = m_g = m_b = 0;
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}
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else if (mem_mask & 0x00ff0000)
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{
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switch (m_stage)
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{
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case 0:
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m_r = (data>>16) & 0xff;
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m_stage++;
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break;
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case 1:
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m_g = (data>>16) & 0xff;
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m_stage++;
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break;
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case 2:
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m_b = (data>>16) & 0xff;
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m_palette[m_entry] = rgb_t(m_r, m_g, m_b);
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//printf("palette[%d] = RGB(%02x, %02x, %02x)\n", m_entry, m_r, m_g, m_b);
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m_entry++;
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m_entry &= 0xff;
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m_stage = 0;
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m_r = m_g = m_b = 0;
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break;
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}
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}
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else if (mem_mask & 0x0000ff00)
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{
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// pixel mask register, unsure if this is used yet
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}
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}
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void ncd_17c_state::ncd_17c(machine_config &config)
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{
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/* basic machine hardware */
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M68020(config, m_maincpu, 20000000);
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m_maincpu->set_addrmap(AS_PROGRAM, &ncd_17c_state::ncd_17c_map);
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m_maincpu->set_periodic_int(FUNC(ncd_17c_state::vblank), attotime::from_hz(72));
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SCN2681(config, m_duart, 3.6864_MHz_XTAL);
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m_duart->irq_cb().set(FUNC(ncd_17c_state::duart_irq_handler));
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SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
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m_screen->set_refresh_hz(72);
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m_screen->set_visarea(0, 1024-1, 0, 768-1);
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m_screen->set_size(1152, 800);
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m_screen->set_screen_update(FUNC(ncd_17c_state::screen_update));
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}
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static INPUT_PORTS_START( ncd_17c )
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INPUT_PORTS_END
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void ncd_17c_state::init_ncd_17c()
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{
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// uint32_t *src = (uint32_t*)(memregion("maincpu")->base());
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// uint32_t *dst = m_mainram;
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// memcpy(dst, src, 8);
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// m_maincpu->reset();
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}
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/***************************************************************************
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ROM definition(s)
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***************************************************************************/
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ROM_START( ncd17c )
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ROM_REGION32_BE(0xc0000, "maincpu", 0)
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b0e.bin", 0x000000, 0x020000, CRC(c47648af) SHA1(563e17ea8f5c9d418fd81f1e797a226937c0e187) )
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b0o.bin", 0x000001, 0x020000, CRC(b6a8c3ca) SHA1(f02e33d88861ebcb402fb554719c1cb072a5fd14) )
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b1e.bin", 0x040000, 0x020000, CRC(25500987) SHA1(cebdf07c69f1c783a67b92d6efdfdd7067dc910f) )
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b1o.bin", 0x040001, 0x020000, CRC(a5d5ab8a) SHA1(51ddb7020abd5f83224bff48eab254375e9d27f9) )
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b2e.bin", 0x080000, 0x020000, CRC(390dac65) SHA1(3f9c886433dff87847135b8f3d8e8ead75d3abf3) )
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ROM_LOAD16_BYTE( "ncd17c_v2.2.1_b2o.bin", 0x080001, 0x020000, CRC(2e5ebfaa) SHA1(d222c6cc743046a1c1dec1829c24fa918a54849d) )
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ROM_END
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// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
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COMP( 1990, ncd17c, 0, 0, ncd_17c, ncd_17c, ncd_17c_state, init_ncd_17c, "Network Computing Devices", "NCD-17C", MACHINE_NOT_WORKING|MACHINE_NO_SOUND )
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@ -29820,6 +29820,9 @@ nc100 // 1992 NC100
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nc150 // 1992 NC150
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nc200 // 1993 NC200
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@source:ncd17c.cpp
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ncd17c // 1990 Network Computing Devices
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@source:nds.cpp
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nds // 2004 Nintendo
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