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-rw-r--r--src/mame/drivers/m3.cpp154
1 files changed, 0 insertions, 154 deletions
diff --git a/src/mame/drivers/m3.cpp b/src/mame/drivers/m3.cpp
deleted file mode 100644
index e97675a6e50..00000000000
--- a/src/mame/drivers/m3.cpp
+++ /dev/null
@@ -1,154 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:
-/***********************************************************************************************************************************
-
-2017-11-20 Skeleton
-
-LSI M3
-
-From disassembly: chips: Z80, 6845, 8251, 2x 8255, Z80CTC
-
-
-************************************************************************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "video/mc6845.h"
-#include "emupal.h"
-#include "screen.h"
-
-class m3_state : public driver_device
-{
-public:
- m3_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag)
- , m_maincpu(*this, "maincpu")
- , m_p_chargen(*this, "chargen")
- , m_p_videoram(*this, "videoram")
- , m_palette(*this, "palette")
- { }
-
- void m3(machine_config &config);
-
-private:
- MC6845_UPDATE_ROW(crtc_update_row);
-
- void io_map(address_map &map);
- void mem_map(address_map &map);
-
- virtual void machine_reset() override;
- required_device<cpu_device> m_maincpu;
- required_region_ptr<u8> m_p_chargen;
- required_shared_ptr<u8> m_p_videoram;
- required_device<palette_device> m_palette;
-};
-
-void m3_state::mem_map(address_map &map)
-{
- map(0x0000, 0xe7ff).ram();
- map(0xe800, 0xefff).ram().share("videoram");
- map(0xf000, 0xffff).rom().region("roms", 0);
-}
-
-void m3_state::io_map(address_map &map)
-{
- map.global_mask(0xff);
- map(0x84, 0x84).rw("crtc", FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w));
- map(0x85, 0x85).rw("crtc", FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w));
-}
-
-static INPUT_PORTS_START( m3 )
-INPUT_PORTS_END
-
-MC6845_UPDATE_ROW( m3_state::crtc_update_row )
-{
- const rgb_t *pens = m_palette->palette()->entry_list_raw();
- uint8_t chr,gfx,inv;
- uint16_t mem,x;
- uint32_t *p = &bitmap.pix32(y);
-
- for (x = 0; x < x_count; x++)
- {
- inv = (x == cursor_x) ? 0xff : 0;
- mem = (ma + x) & 0x7ff;
- chr = m_p_videoram[mem];
- if (BIT(chr, 7))
- {
- inv ^= 0xff;
- chr &= 0x7f;
- }
-
- /* get pattern of pixels for that character scanline */
- gfx = m_p_chargen[(chr<<4) | ra] ^ inv;
-
- /* Display a scanline of a character (8 pixels) */
- *p++ = pens[BIT(gfx, 6)];
- *p++ = pens[BIT(gfx, 5)];
- *p++ = pens[BIT(gfx, 4)];
- *p++ = pens[BIT(gfx, 3)];
- *p++ = pens[BIT(gfx, 2)];
- *p++ = pens[BIT(gfx, 1)];
- *p++ = pens[BIT(gfx, 0)];
- }
-}
-
-/* F4 Character Displayer */
-static const gfx_layout charlayout =
-{
- 7, 16, /* 7 x 16 characters */
- 128, /* 128 characters */
- 1, /* 1 bits per pixel */
- { 0 }, /* no bitplanes */
- /* x offsets */
- { 1, 2, 3, 4, 5, 6, 7 },
- /* y offsets */
- { 0, 8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8 },
- 8*16 /* every char takes 16 bytes */
-};
-
-static GFXDECODE_START( gfx_f4disp )
- GFXDECODE_ENTRY( "chargen", 0x0000, charlayout, 0, 1 )
-GFXDECODE_END
-
-void m3_state::machine_reset()
-{
- m_maincpu->set_pc(0xf000);
-}
-
-void m3_state::m3(machine_config &config)
-{
- Z80(config, m_maincpu, 2'000'000); // no idea of clock.
- m_maincpu->set_addrmap(AS_PROGRAM, &m3_state::mem_map);
- m_maincpu->set_addrmap(AS_IO, &m3_state::io_map);
-
- /* video hardware */
- screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER, rgb_t::green()));
- screen.set_refresh_hz(60);
- screen.set_vblank_time(ATTOSECONDS_IN_USEC(2500)); // not correct
- screen.set_screen_update("crtc", FUNC(mc6845_device::screen_update));
- screen.set_size(640, 480);
- screen.set_visarea(0, 639, 0, 479);
- GFXDECODE(config, "gfxdecode", m_palette, gfx_f4disp);
- PALETTE(config, m_palette, palette_device::MONOCHROME);
-
- /* Devices */
- mc6845_device &crtc(MC6845(config, "crtc", 2'000'000)); // clk unknown
- crtc.set_screen("screen");
- crtc.set_show_border_area(false);
- crtc.set_char_width(7);
- crtc.set_update_row_callback(FUNC(m3_state::crtc_update_row));
-}
-
-ROM_START( m3 )
- ROM_REGION( 0x3000, "roms", 0 )
- ROM_LOAD( "bootstrap_prom,034.bin", 0x0000, 0x0800, CRC(7fdb051e) SHA1(7aa24d4f44b6a0c8f7f647667f4997432c186cac) )
- ROM_LOAD( "monitor_prom_v1.7_2015-12-09.bin", 0x0800, 0x0800, CRC(85b5c541) SHA1(92b4ec87a4d0d8c0f7b49eec0c5457f237de0a01) )
-
- ROM_REGION( 0x0800, "chargen", 0 ) // bit 7 set on every byte - bad?
- ROM_LOAD( "6845crt_font_prom,033.bin", 0x0000, 0x0800, CRC(cc29f664) SHA1(4197530d9455d665fd4773f95bb6394f6b056dec) )
-
- ROM_REGION( 0x0800, "keyboard", 0 )
- ROM_LOAD( "keyboard_prom,032.bin", 0x0000, 0x0800, CRC(21548355) SHA1(ee4ce4af9c78474263dd58e0f19e79e5b00926fa) )
-ROM_END
-
-COMP( 19??, m3, 0, 0, m3, m3, m3_state, empty_init, "LSI", "M3", MACHINE_IS_SKELETON )