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nec/bungo.cpp: moved mini5sx from pc98ha, add PoC readable hiragana/katakana
This commit is contained in:
angelosa
parent
bf66c4305c
commit
e9e54e3698
@ -9720,6 +9720,9 @@ buggychlt // A22 (c) 1984 Taito Corporation + Tefri licens
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wmbullet //
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wmbulletf //
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@source:nec/bungo.cpp
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mini5sx // 1991
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@source:skeleton/busicom.cpp
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busicom //
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@ -34601,7 +34604,6 @@ pc88va //
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pc88va2 //
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@source:nec/pc98ha.cpp
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mini5sx // 1991
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pc98lt // 1989
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pc98ha // 1990
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@ -524,6 +524,7 @@ ncd/ncd88k.cpp
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ncd/ncdmips.cpp
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ncd/ncdppc.cpp
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nec/apc.cpp
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nec/bungo.cpp
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nec/ews4800.cpp
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nec/pc100.cpp
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nec/pc6001.cpp
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191
src/mame/nec/bungo.cpp
Normal file
191
src/mame/nec/bungo.cpp
Normal file
@ -0,0 +1,191 @@
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// license:BSD-3-Clause
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// copyright-holders:Angelo Salese
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/**************************************************************************************************
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NEC 文豪 / "Bungo" Word Processors (laptop family)
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TODO:
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- needs list of components, no documentation available from the net except for bare specs here:
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https://museum.ipsj.or.jp/en/computer/word/0058.html
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- Needs an actual dump of the kanji ROM;
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- Garbled message tells user to reset machine and hold SHIFT+MENU while having the
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auxiliary disk in
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https://www.leadedsolder.com/2022/10/15/pwp50sx-nec-mini5-psu-repair-pickup.html
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NB: MENU key doesn't exist with current PC98 keyboard device, also note that the usual
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I/O at $41-$43 is not polled (either expects an irq or perhaps they relocated)
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- Verify what exactly the handwritten “Function 2 + F2 = Floppy.” printed on aux disk
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means.
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- Verify how much of PC-98 this really uses if anything at all.
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**************************************************************************************************/
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#include "emu.h"
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#include "bungo.h"
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void bungo_mini5sx_state::bungo_palette(palette_device &palette) const
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{
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palette.set_pen_color(0, 160, 168, 160);
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palette.set_pen_color(1, 48, 56, 16);
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}
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uint32_t bungo_mini5sx_state::screen_update( screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect )
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{
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for (int y = cliprect.min_y; y <= cliprect.max_y; y++)
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for (int x = cliprect.min_x; x <= cliprect.max_x; x += 16)
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{
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u16 pen = bitswap<16>(m_gvram[(y*640+x)/16], 8, 9, 10, 11, 12, 13, 14, 15, 0, 1, 2, 3, 4, 5, 6, 7);
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for (int xi = 0; xi < 16; xi++)
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{
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u8 dot = (pen >> xi) & 1;
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bitmap.pix(y, x+xi) = m_palette->pen(dot);
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}
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}
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return 0;
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}
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// TODO: PoC offsets
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// Reads this area for a pointer to the various alphabets that lives at $c0000 and onward
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// The real ROM must have compressed GFX tables to bother like this.
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u16 bungo_mini5sx_state::fake_dict_r(offs_t offset)
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{
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switch(offset * 2)
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{
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case 0x08:
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return 0;
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case 0x0a:
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return 0x3c20; // hiragana
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case 0x0c:
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return 0x2000;
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case 0x0e:
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return 0x0048; // katakana
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//default:
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// logerror("%04x\n", offset * 2);
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}
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return 0;
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}
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void bungo_mini5sx_state::mini5sx_map(address_map &map)
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{
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map(0x00000, 0x9ffff).ram(); // 640 KB
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// same as PC98HA: it doesn't have 7220s but just a b&w framebuffer
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map(0xa8000, 0xaffff).ram().share("gvram");
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map(0xc0000, 0xcdfff).rom().region("kanji", 0);
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map(0xce000, 0xcffff).r(FUNC(bungo_mini5sx_state::fake_dict_r));
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map(0xe0000, 0xfffff).rom().region("ipl", 0);
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}
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void bungo_mini5sx_state::mini5sx_io(address_map &map)
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{
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// ...
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}
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static INPUT_PORTS_START( mini5sx )
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INPUT_PORTS_END
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// debug
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static const gfx_layout gfx_16x16x1 =
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{
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16,16,
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RGN_FRAC(1,1),
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1,
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{ 0 },
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{ STEP16(0,1) },
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{ STEP16(0,16) },
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16*16
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};
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static GFXDECODE_START( gfx_bungo )
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GFXDECODE_ENTRY( "kanji", 0x00000, gfx_8x8x1, 0x000, 0x01 )
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GFXDECODE_ENTRY( "kanji", 0x00000, gfx_16x16x1, 0x000, 0x01 )
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GFXDECODE_END
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void bungo_mini5sx_state::machine_start()
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{
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}
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static void pc9801_floppies(device_slot_interface &device)
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{
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// device.option_add("525dd", FLOPPY_525_DD);
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// device.option_add("525hd", FLOPPY_525_HD);
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device.option_add("35hd", FLOPPY_35_HD);
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}
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void bungo_mini5sx_state::mini5sx_config(machine_config &config)
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{
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const XTAL xtal = XTAL(16'000'000);
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V33(config, m_maincpu, xtal);
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m_maincpu->set_addrmap(AS_PROGRAM, &bungo_mini5sx_state::mini5sx_map);
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m_maincpu->set_addrmap(AS_IO, &bungo_mini5sx_state::mini5sx_io);
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// m_maincpu->set_irq_acknowledge_callback("pic8259_master", FUNC(pic8259_device::inta_cb));
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PC9801_KBD(config, m_keyb, 53);
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// m_keyb->irq_wr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ1);
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I8255(config, m_ppi_sys, 0);
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// m_ppi_sys->in_pa_callback().set(m_ppi_sys, FUNC(i8255_device::pa_r));
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// m_ppi_sys->in_pb_callback().set_ioport("SYSB");
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// m_ppi_sys->in_pc_callback().set_constant(0xa0); // 0x80 cpu triple fault reset flag?
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// m_ppi_sys->out_pc_callback().set(FUNC(pc98lt_state::ppi_sys_beep_portc_w));
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I8255(config, m_ppi_prn, 0);
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// m_ppi_prn->in_pb_callback().set_ioport("PRNB");
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SCREEN(config, m_screen, SCREEN_TYPE_LCD);
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// TODO: copied verbatim from base PC98, verify clock et al.
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m_screen->set_raw(21.0526_MHz_XTAL, 848, 0, 640, 440, 0, 400);
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m_screen->set_screen_update(FUNC(bungo_mini5sx_state::screen_update));
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// m_screen->screen_vblank().set(FUNC(pc9801_state::vrtc_irq));
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PALETTE(config, m_palette, FUNC(bungo_mini5sx_state::bungo_palette), 2);
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GFXDECODE(config, m_gfxdecode, m_palette, gfx_bungo);
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UPD765A(config, m_fdc, 8'000'000, false, true);
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// m_fdc->intrq_wr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ6);
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// m_fdc->drq_wr_callback().set(m_maincpu, FUNC(v50_device::dreq_w<2>)).invert();
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// m_fdc->drq_wr_callback().set(m_maincpu, FUNC(v50_device::dreq_w<3>)).invert(); // 2dd
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FLOPPY_CONNECTOR(config, "upd765:0", pc9801_floppies, "35hd", pc9801_state::floppy_formats);
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FLOPPY_CONNECTOR(config, "upd765:1", pc9801_floppies, "35hd", pc9801_state::floppy_formats);
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SOFTWARE_LIST(config, "disk_list").set_original("bungo_flop");
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SPEAKER(config, "mono").front_center();
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BEEP(config, m_beeper, 2400).add_route(ALL_OUTPUTS, "mono", 0.05);
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}
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ROM_START( mini5sx )
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ROM_REGION16_LE( 0x100000, "biosrom", ROMREGION_ERASEFF )
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ROM_LOAD16_BYTE( "upd23c4001eacz-048.ic16", 0x000000, 0x080000, CRC(c7ce7ad6) SHA1(1f8616c1c5f817030decda539b9561fab2eef327) )
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ROM_LOAD16_BYTE( "upd23c4001eacz-049.ic19", 0x000001, 0x080000, CRC(09740f3e) SHA1(18ece5fd79392fe86c85007192ca0702728b004d) )
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ROM_REGION16_LE( 0x20000, "ipl", ROMREGION_ERASEFF )
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ROM_COPY( "biosrom", 0x60000, 0x00000, 0x20000 )
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// TODO: none of these is actually provided in dump, backported from pc98ha for now
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ROM_REGION16_LE( 0x40000, "kanji", ROMREGION_ERASEFF )
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ROM_LOAD( "kanji.rom", 0x000000, 0x040000, BAD_DUMP CRC(4be5ff2f) SHA1(261d28419a2ddebe3177a282952806d7bb036b40) )
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ROM_REGION16_LE( 0x40000, "backup", ROMREGION_ERASEFF )
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ROM_LOAD( "backup.bin", 0x000000, 0x040000, BAD_DUMP CRC(3c5b2a99) SHA1(f8e2f5a4c7601d4e81d5e9c83621107ed3f5a29a) )
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ROM_REGION( 0x100000, "dict", ROMREGION_ERASEFF )
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ROM_LOAD( "dict.rom", 0x000000, 0x0c0000, BAD_DUMP CRC(6dc8493c) SHA1(3e04cdc3403a814969b6590cd78e239e72677fe5) )
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ROM_REGION( 0x100000, "romdrv", ROMREGION_ERASEFF )
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ROM_COPY( "biosrom", 0x00000, 0x00000, 0x100000 )
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// $00 filled with odd size
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ROM_REGION( 0x200000, "ramdrv", ROMREGION_ERASEFF )
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ROM_LOAD( "ramdrv.bin", 0x000000, 0x160000, BAD_DUMP CRC(f2cec994) SHA1(c986ad6d8f810ac0a9657c1af26b6fec712d56ed) )
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ROM_END
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COMP( 1991, mini5sx, 0, 0, mini5sx_config, mini5sx, bungo_mini5sx_state, empty_init, "NEC", "Bungo mini 5SX", MACHINE_NOT_WORKING )
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45
src/mame/nec/bungo.h
Normal file
45
src/mame/nec/bungo.h
Normal file
@ -0,0 +1,45 @@
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// license:BSD-3-Clause
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// copyright-holders:Angelo Salese
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/************************************************
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*
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* NEC 文豪 / "Bungo" Word Processors (laptop)
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*
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***********************************************/
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#ifndef MAME_INCLUDES_BUNGO_H
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#define MAME_INCLUDES_BUNGO_H
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#pragma once
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#include "pc9801.h"
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class bungo_mini5sx_state : public pc98_base_state
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{
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public:
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bungo_mini5sx_state(const machine_config &mconfig, device_type type, const char *tag)
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: pc98_base_state(mconfig, type, tag)
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, m_maincpu(*this, "maincpu")
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, m_fdc(*this, "upd765")
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, m_gvram(*this, "gvram")
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{
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}
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void mini5sx_config(machine_config &config);
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protected:
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void mini5sx_map(address_map &map);
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void mini5sx_io(address_map &map);
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virtual void machine_start() override;
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private:
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required_device<v33_device> m_maincpu;
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required_device<upd765a_device> m_fdc;
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required_shared_ptr<uint16_t> m_gvram;
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u16 fake_dict_r(offs_t offset);
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void bungo_palette(palette_device &palette) const;
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uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
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};
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#endif // MAME_INCLUDES_BUNGO_H
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@ -2946,7 +2946,7 @@ COMP( 1983, pc9801f, pc9801, 0, pc9801, pc9801, pc9801_state, init_pc9
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// DP "DP NOTE" ("Document Processor", based off various flavours of N5820 & 9821NOTE combo)
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// DP-70F (based off N5820-70FA & 9821ap2)
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// DP-70S (Document Filing Server)
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// Mini 5
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// Mini 5 -> cfr. bungo.cpp
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// Mini 7
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// JX series
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// ...
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@ -24,18 +24,6 @@
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- JEIDA memory card interface (68pin cfr. "Super Daisenryaku HA",
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most likely same as NeoGeo JEIDA 3.0 memory cards);
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- optional docking station (for floppy device only or can mount other stuff too?);
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- mini5sx specifics:
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- almost likely don't really belong here, will be split at a later date;
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- needs list of components, no documentation available from the net except for specs here:
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https://museum.ipsj.or.jp/en/computer/word/0058.html
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- GFX ROM handling all wrong;
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- Garbled message tells user to reset machine and hold SHIFT+MENU while having the
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auxiliary disk in
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https://www.leadedsolder.com/2022/10/15/pwp50sx-nec-mini5-psu-repair-pickup.html
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NB: MENU key doesn't exist with current PC98 keyboard device, also note that the usual
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I/O at $41-$43 is not polled (either expects an irq or perhaps they relocated)
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- Verify what exactly the handwritten “Function 2 + F2 = Floppy.” printed on aux disk
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means.
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**************************************************************************************************/
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@ -274,29 +262,6 @@ void pc98ha_state::ha_io(address_map &map)
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map(0x5f8e, 0x5f8e).r(FUNC(pc98ha_state::memcard_status_2_r));
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}
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/************************************
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*
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* 文豪 / "Bungo"
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*
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***********************************/
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void bungo_mini5sx_state::mini5sx_map(address_map &map)
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{
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ha_map(map);
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// TODO: not right, checks 0xce000 first (dictionary?) then draws with 0xc0000-0xc0fff
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// bank numbers definitely don't come from the same I/O addresses
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map(0xc0000, 0xc3fff).bankr("kanji_bank");
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map(0xcc000, 0xcffff).bankr("dict_bank");
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// not accessed at current stage, enable log for now
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map(0xd0000, 0xeffff).unmaprw();
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}
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void bungo_mini5sx_state::mini5sx_io(address_map &map)
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{
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ha_io(map);
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}
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static INPUT_PORTS_START( pc98lt )
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PORT_START("SYSB")
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@ -449,7 +414,7 @@ static void pc9801_floppies(device_slot_interface &device)
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{
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// device.option_add("525dd", FLOPPY_525_DD);
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device.option_add("525hd", FLOPPY_525_HD);
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device.option_add("35hd", FLOPPY_35_HD);
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// device.option_add("35hd", FLOPPY_35_HD);
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}
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void pc98lt_state::lt_config(machine_config &config)
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@ -518,22 +483,6 @@ void pc98ha_state::ha_config(machine_config &config)
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UPD4991A(config, m_rtc_pio, 32'768);
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}
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void bungo_mini5sx_state::mini5sx_config(machine_config &config)
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{
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ha_config(config);
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const XTAL xtal = XTAL(16'000'000);
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V50(config.replace(), m_maincpu, xtal); // TODO: V33
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m_maincpu->set_addrmap(AS_PROGRAM, &bungo_mini5sx_state::mini5sx_map);
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m_maincpu->set_addrmap(AS_IO, &bungo_mini5sx_state::mini5sx_io);
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m_maincpu->set_tclk(xtal / 4);
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// m_maincpu->set_irq_acknowledge_callback("pic8259_master", FUNC(pic8259_device::inta_cb));
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SOFTWARE_LIST(config, "disk_list").set_original("bungo_flop");
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FLOPPY_CONNECTOR(config.replace(), "upd765:0", pc9801_floppies, "35hd", pc9801_state::floppy_formats);
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FLOPPY_CONNECTOR(config.replace(), "upd765:1", pc9801_floppies, "35hd", pc9801_state::floppy_formats);
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}
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// all ROMs in both sets needs at least chip renaming, and I haven't seen a single PCB pic from the net.
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// dict.rom and ramdrv.bin definitely won't fit an even ROM size regardless,
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// also backup.bin may not be factory default.
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@ -576,35 +525,6 @@ ROM_START( pc98ha )
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ROM_LOAD( "ramdrv.bin", 0x000000, 0x160000, BAD_DUMP CRC(f2cec994) SHA1(c986ad6d8f810ac0a9657c1af26b6fec712d56ed) )
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ROM_END
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ROM_START( mini5sx )
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ROM_REGION16_LE( 0x100000, "biosrom", ROMREGION_ERASEFF )
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ROM_LOAD16_BYTE( "upd23c4001eacz-048.ic16", 0x000000, 0x080000, CRC(c7ce7ad6) SHA1(1f8616c1c5f817030decda539b9561fab2eef327) )
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ROM_LOAD16_BYTE( "upd23c4001eacz-049.ic19", 0x000001, 0x080000, CRC(09740f3e) SHA1(18ece5fd79392fe86c85007192ca0702728b004d) )
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ROM_REGION16_LE( 0x10000, "ipl", ROMREGION_ERASEFF )
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ROM_COPY( "biosrom", 0x70000, 0x00000, 0x10000 )
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// TODO: none of these is actually provided in dump, verify
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ROM_REGION( 0x40000, "kanji", ROMREGION_ERASEFF )
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ROM_LOAD( "kanji.rom", 0x000000, 0x040000, BAD_DUMP CRC(4be5ff2f) SHA1(261d28419a2ddebe3177a282952806d7bb036b40) )
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ROM_REGION16_LE( 0x40000, "backup", ROMREGION_ERASEFF )
|
||||
ROM_LOAD( "backup.bin", 0x000000, 0x040000, BAD_DUMP CRC(3c5b2a99) SHA1(f8e2f5a4c7601d4e81d5e9c83621107ed3f5a29a) )
|
||||
|
||||
ROM_REGION( 0x100000, "dict", ROMREGION_ERASEFF )
|
||||
ROM_LOAD( "dict.rom", 0x000000, 0x0c0000, BAD_DUMP CRC(6dc8493c) SHA1(3e04cdc3403a814969b6590cd78e239e72677fe5) )
|
||||
|
||||
ROM_REGION( 0x100000, "romdrv", ROMREGION_ERASEFF )
|
||||
ROM_COPY( "biosrom", 0x00000, 0x00000, 0x100000 )
|
||||
|
||||
// $00 filled with odd size
|
||||
ROM_REGION( 0x200000, "ramdrv", ROMREGION_ERASEFF )
|
||||
ROM_LOAD( "ramdrv.bin", 0x000000, 0x160000, BAD_DUMP CRC(f2cec994) SHA1(c986ad6d8f810ac0a9657c1af26b6fec712d56ed) )
|
||||
ROM_END
|
||||
|
||||
COMP( 1989, pc98lt, 0, 0, lt_config, pc98lt, pc98lt_state, empty_init, "NEC", "PC-98LT", MACHINE_NOT_WORKING )
|
||||
COMP( 1990, pc98ha, 0, 0, ha_config, pc98ha, pc98ha_state, empty_init, "NEC", "PC-98HA (Handy98)", MACHINE_NOT_WORKING )
|
||||
|
||||
// 文豪 / "Bungo" laptop section
|
||||
// NB: may eventually require own driver instead
|
||||
COMP( 1991, mini5sx, 0, 0, mini5sx_config, pc98ha, bungo_mini5sx_state, empty_init, "NEC", "Bungo mini 5SX", MACHINE_NOT_WORKING )
|
||||
|
||||
@ -86,7 +86,7 @@ protected:
|
||||
|
||||
virtual void machine_start() override;
|
||||
private:
|
||||
optional_memory_bank_array<4> m_ems_banks;
|
||||
required_memory_bank_array<4> m_ems_banks;
|
||||
memory_view m_ext_view;
|
||||
required_memory_bank m_ramdrv_bank;
|
||||
required_device<upd4991a_device> m_rtc_pio;
|
||||
@ -101,22 +101,4 @@ private:
|
||||
u8 m_ext_view_sel = 0;
|
||||
};
|
||||
|
||||
class bungo_mini5sx_state : public pc98ha_state
|
||||
{
|
||||
public:
|
||||
bungo_mini5sx_state(const machine_config &mconfig, device_type type, const char *tag)
|
||||
: pc98ha_state(mconfig, type, tag)
|
||||
{
|
||||
}
|
||||
|
||||
void mini5sx_config(machine_config &config);
|
||||
|
||||
protected:
|
||||
void mini5sx_map(address_map &map);
|
||||
void mini5sx_io(address_map &map);
|
||||
|
||||
// virtual void machine_start() override;
|
||||
private:
|
||||
};
|
||||
|
||||
#endif // MAME_INCLUDES_PC9801_EPSON_H
|
||||
#endif // MAME_INCLUDES_PC98HA_H
|
||||
|
||||
Loading…
Reference in New Issue
Block a user