diff options
Diffstat (limited to 'src/mame/drivers/peoplepc.cpp')
-rw-r--r-- | src/mame/drivers/peoplepc.cpp | 321 |
1 files changed, 0 insertions, 321 deletions
diff --git a/src/mame/drivers/peoplepc.cpp b/src/mame/drivers/peoplepc.cpp deleted file mode 100644 index e392228be3b..00000000000 --- a/src/mame/drivers/peoplepc.cpp +++ /dev/null @@ -1,321 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Carl - -#include "emu.h" -#include "cpu/i86/i86.h" -#include "imagedev/floppy.h" -#include "machine/pic8259.h" -#include "machine/pit8253.h" -#include "machine/i8255.h" -#include "machine/i8251.h" -#include "machine/i8257.h" -#include "machine/upd765.h" -#include "video/mc6845.h" -#include "bus/rs232/rs232.h" -#include "bus/rs232/keyboard.h" -#include "emupal.h" -#include "screen.h" - -class peoplepc_state : public driver_device -{ -public: - peoplepc_state(const machine_config &mconfig, device_type type, const char *tag) : - driver_device(mconfig, type, tag), - m_maincpu(*this, "maincpu"), - m_palette(*this, "palette"), - m_pic_1(*this, "pic8259_1"), - m_8251key(*this, "i8251_0"), - m_8251ser(*this, "i8251_1"), - m_fdc(*this, "upd765"), - m_flop0(*this, "upd765:0"), - m_flop1(*this, "upd765:1"), - m_dmac(*this, "i8257"), - m_gfxdecode(*this, "gfxdecode"), - m_gvram(*this, "gvram"), - m_cvram(*this, "cvram"), - m_charram(4*1024) - { } - - void olypeopl(machine_config &config); - -private: - required_device<cpu_device> m_maincpu; - required_device<palette_device> m_palette; - required_device<pic8259_device> m_pic_1; - required_device<i8251_device> m_8251key; - required_device<i8251_device> m_8251ser; - required_device<upd765a_device> m_fdc; - required_device<floppy_connector> m_flop0; - required_device<floppy_connector> m_flop1; - required_device<i8257_device> m_dmac; - required_device<gfxdecode_device> m_gfxdecode; - required_shared_ptr<uint16_t> m_gvram; - required_shared_ptr<uint16_t> m_cvram; - std::vector<uint8_t> m_charram; - - MC6845_UPDATE_ROW(update_row); - DECLARE_READ8_MEMBER(get_slave_ack); - DECLARE_WRITE16_MEMBER(charram_w); - DECLARE_WRITE_LINE_MEMBER(tty_clock_tick_w); - DECLARE_WRITE_LINE_MEMBER(kbd_clock_tick_w); - DECLARE_WRITE8_MEMBER(dmapg_w); - DECLARE_WRITE_LINE_MEMBER(tc_w); - DECLARE_WRITE_LINE_MEMBER(hrq_w); - DECLARE_READ8_MEMBER(memory_read_byte); - DECLARE_WRITE8_MEMBER(memory_write_byte); - DECLARE_FLOPPY_FORMATS( floppy_formats ); - image_init_result floppy_load(floppy_image_device *dev); - void floppy_unload(floppy_image_device *dev); - - uint8_t m_dma0pg; - void peoplepc_io(address_map &map); - void peoplepc_map(address_map &map); - - virtual void machine_start() override; - virtual void machine_reset() override; -}; - -static const gfx_layout peoplepc_charlayout = -{ - 8, 19, /* 8 x 19 characters */ - 128, /* 128 characters */ - 1, /* 1 bits per pixel */ - { 0 }, /* no bitplanes */ - /* x offsets */ - { 7, 6, 5, 4, 3, 2, 1, 0}, - /* y offsets */ - { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8, 8*8, 9*8, 10*8, 11*8, 12*8, 13*8, 14*8, 15*8, 16*8, 17*8, 18*8 }, - 8*32 -}; - -MC6845_UPDATE_ROW(peoplepc_state::update_row) -{ - const rgb_t *palette = m_palette->palette()->entry_list_raw(); - int i, j; - - for(i = 0; i < x_count; i++) - { - if(0) - { - uint16_t offset = ((ma | (ra << 1)) << 4) + i; - uint8_t data = m_gvram[offset] >> (offset & 1 ? 8 : 0); - - for(j = 8; j >= 0; j--) - bitmap.pix32(y, (i * 8) + j) = palette[( data & 1 << j ) ? 1 : 0]; - } - else - { - uint8_t data = m_charram[(m_cvram[(ma + i) & 0x3fff] & 0x7f) * 32 + ra]; - for(j = 0; j < 8; j++) - bitmap.pix32(y, (i * 8) + j) = palette[(data & (1 << j)) ? 1 : 0]; - } - } -} - -READ8_MEMBER(peoplepc_state::get_slave_ack) -{ - if (offset == 7) - return m_pic_1->acknowledge(); - - return 0x00; -} - -WRITE16_MEMBER(peoplepc_state::charram_w) -{ - m_charram[offset] = data; - m_gfxdecode->gfx(0)->mark_dirty(offset/16); -} - -WRITE_LINE_MEMBER(peoplepc_state::tty_clock_tick_w) -{ - m_8251ser->write_txc(state); - m_8251ser->write_rxc(state); -} - -WRITE_LINE_MEMBER(peoplepc_state::kbd_clock_tick_w) -{ - m_8251key->write_txc(state); - m_8251key->write_rxc(state); -} - -WRITE8_MEMBER(peoplepc_state::dmapg_w) -{ - m_dma0pg = data; -} - -WRITE_LINE_MEMBER(peoplepc_state::tc_w) -{ - m_fdc->tc_w(state); -} - -WRITE_LINE_MEMBER(peoplepc_state::hrq_w) -{ - m_maincpu->set_input_line(INPUT_LINE_HALT, state); - m_dmac->hlda_w(state); -} - -READ8_MEMBER(peoplepc_state::memory_read_byte) -{ - address_space& prog_space = m_maincpu->space(AS_PROGRAM); - return prog_space.read_byte(offset | (m_dma0pg << 16)); -} - -WRITE8_MEMBER(peoplepc_state::memory_write_byte) -{ - address_space& prog_space = m_maincpu->space(AS_PROGRAM); - prog_space.write_byte(offset | (m_dma0pg << 16), data); -} - -image_init_result peoplepc_state::floppy_load(floppy_image_device *dev) -{ - dev->mon_w(0); - return image_init_result::PASS; -} - -void peoplepc_state::floppy_unload(floppy_image_device *dev) -{ - dev->mon_w(1); -} - -void peoplepc_state::machine_reset() -{ - m_flop0->get_device()->mon_w(!m_flop0->get_device()->exists()); - m_flop1->get_device()->mon_w(!m_flop1->get_device()->exists()); -} - -void peoplepc_state::machine_start() -{ - m_gfxdecode->set_gfx(0, std::make_unique<gfx_element>(m_palette, peoplepc_charlayout, &m_charram[0], 0, 1, 0)); - m_dma0pg = 0; - - // FIXME: cheat as there no docs about how or obvious ports that set to control the motor - m_flop0->get_device()->setup_load_cb(floppy_image_device::load_cb(&peoplepc_state::floppy_load, this)); - m_flop0->get_device()->setup_unload_cb(floppy_image_device::unload_cb(&peoplepc_state::floppy_unload, this)); - m_flop1->get_device()->setup_load_cb(floppy_image_device::load_cb(&peoplepc_state::floppy_load, this)); - m_flop1->get_device()->setup_unload_cb(floppy_image_device::unload_cb(&peoplepc_state::floppy_unload, this)); -} - -void peoplepc_state::peoplepc_map(address_map &map) -{ - map.unmap_value_high(); - map(0x00000, 0x7ffff).ram(); - map(0xc0000, 0xdffff).ram().share("gvram"); - map(0xe0000, 0xe3fff).ram().share("cvram"); - map(0xe4000, 0xe5fff).w(FUNC(peoplepc_state::charram_w)); - map(0xfe000, 0xfffff).rom().region("maincpu", 0); -} - -void peoplepc_state::peoplepc_io(address_map &map) -{ - map.unmap_value_high(); - map(0x0014, 0x0017).rw(m_pic_1, FUNC(pic8259_device::read), FUNC(pic8259_device::write)).umask16(0x00ff); - map(0x0018, 0x001b).rw("pic8259_0", FUNC(pic8259_device::read), FUNC(pic8259_device::write)).umask16(0x00ff); - map(0x0020, 0x0031).rw(m_dmac, FUNC(i8257_device::read), FUNC(i8257_device::write)).umask16(0x00ff); - map(0x0040, 0x0047).rw("ppi8255", FUNC(i8255_device::read), FUNC(i8255_device::write)).umask16(0x00ff); - map(0x0048, 0x004f).rw("pit8253", FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask16(0x00ff); - map(0x0054, 0x0057).rw(m_8251key, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff); - map(0x005c, 0x005f).rw(m_8251ser, FUNC(i8251_device::read), FUNC(i8251_device::write)).umask16(0x00ff); - map(0x0064, 0x0067).m(m_fdc, FUNC(upd765a_device::map)).umask16(0x00ff); - map(0x006c, 0x006c).w("h46505", FUNC(mc6845_device::address_w)); - map(0x006e, 0x006e).rw("h46505", FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w)); - map(0x0070, 0x0070).w(FUNC(peoplepc_state::dmapg_w)); -} - -static void peoplepc_floppies(device_slot_interface &device) -{ - device.option_add("525qd", FLOPPY_525_QD); -} - -FLOPPY_FORMATS_MEMBER( peoplepc_state::floppy_formats ) - FLOPPY_IMD_FORMAT -FLOPPY_FORMATS_END - -void peoplepc_keyboard_devices(device_slot_interface &device) -{ - device.option_add("keyboard", SERIAL_KEYBOARD); -} - -static DEVICE_INPUT_DEFAULTS_START(keyboard) - DEVICE_INPUT_DEFAULTS( "RS232_TXBAUD", 0xff, RS232_BAUD_1200 ) - DEVICE_INPUT_DEFAULTS( "RS232_STARTBITS", 0xff, RS232_STARTBITS_1 ) - DEVICE_INPUT_DEFAULTS( "RS232_DATABITS", 0xff, RS232_DATABITS_8 ) - DEVICE_INPUT_DEFAULTS( "RS232_PARITY", 0xff, RS232_PARITY_EVEN ) - DEVICE_INPUT_DEFAULTS( "RS232_STOPBITS", 0xff, RS232_STOPBITS_1 ) -DEVICE_INPUT_DEFAULTS_END - -void peoplepc_state::olypeopl(machine_config &config) -{ - /* basic machine hardware */ - I8086(config, m_maincpu, XTAL(14'745'600)/3); - m_maincpu->set_addrmap(AS_PROGRAM, &peoplepc_state::peoplepc_map); - m_maincpu->set_addrmap(AS_IO, &peoplepc_state::peoplepc_io); - m_maincpu->set_irq_acknowledge_callback("pic8259_0", FUNC(pic8259_device::inta_cb)); - - pit8253_device &pit8253(PIT8253(config, "pit8253", 0)); - pit8253.set_clk<0>(XTAL(14'745'600)/6); - pit8253.out_handler<0>().set(FUNC(peoplepc_state::kbd_clock_tick_w)); - pit8253.set_clk<1>(XTAL(14'745'600)/6); - pit8253.out_handler<1>().set(FUNC(peoplepc_state::tty_clock_tick_w)); - pit8253.set_clk<2>(XTAL(14'745'600)/6); - pit8253.out_handler<2>().set("pic8259_0", FUNC(pic8259_device::ir0_w)); - - pic8259_device &pic8259_0(PIC8259(config, "pic8259_0", 0)); - pic8259_0.out_int_callback().set_inputline(m_maincpu, 0); - pic8259_0.in_sp_callback().set_constant(1); - pic8259_0.read_slave_ack_callback().set(FUNC(peoplepc_state::get_slave_ack)); - - PIC8259(config, m_pic_1, 0); - m_pic_1->out_int_callback().set("pic8259_0", FUNC(pic8259_device::ir7_w)); - m_pic_1->in_sp_callback().set_constant(0); - - I8255(config, "ppi8255"); - - screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER, rgb_t::green())); - screen.set_raw(XTAL(22'000'000), 640, 0, 640, 475, 0, 475); - screen.set_screen_update("h46505", FUNC(mc6845_device::screen_update)); - - GFXDECODE(config, m_gfxdecode, m_palette, gfxdecode_device::empty); - PALETTE(config, m_palette, palette_device::MONOCHROME); - - mc6845_device &crtc(HD6845S(config, "h46505", XTAL(22'000'000)/8)); // HD46505SP according to User's Guide - crtc.set_screen("screen"); - crtc.set_show_border_area(false); - crtc.set_char_width(8); - crtc.set_update_row_callback(FUNC(peoplepc_state::update_row)); - - I8257(config, m_dmac, XTAL(14'745'600)/3); - m_dmac->out_hrq_cb().set(FUNC(peoplepc_state::hrq_w)); - m_dmac->out_tc_cb().set(FUNC(peoplepc_state::tc_w)); - m_dmac->in_memr_cb().set(FUNC(peoplepc_state::memory_read_byte)); - m_dmac->out_memw_cb().set(FUNC(peoplepc_state::memory_write_byte)); - m_dmac->in_ior_cb<0>().set("upd765", FUNC(upd765a_device::dma_r)); - m_dmac->out_iow_cb<0>().set("upd765", FUNC(upd765a_device::dma_w)); - - UPD765A(config, m_fdc, 8'000'000, true, true); - m_fdc->intrq_wr_callback().set("pic8259_0", FUNC(pic8259_device::ir2_w)); - m_fdc->drq_wr_callback().set(m_dmac, FUNC(i8257_device::dreq0_w)); - FLOPPY_CONNECTOR(config, "upd765:0", peoplepc_floppies, "525qd", peoplepc_state::floppy_formats); - FLOPPY_CONNECTOR(config, "upd765:1", peoplepc_floppies, "525qd", peoplepc_state::floppy_formats); - - I8251(config, m_8251key, 0); - m_8251key->rxrdy_handler().set("pic8259_1", FUNC(pic8259_device::ir1_w)); - m_8251key->txd_handler().set("kbd", FUNC(rs232_port_device::write_txd)); - - rs232_port_device &kbd(RS232_PORT(config, "kbd", peoplepc_keyboard_devices, "keyboard")); - kbd.rxd_handler().set(m_8251key, FUNC(i8251_device::write_rxd)); - kbd.set_option_device_input_defaults("keyboard", DEVICE_INPUT_DEFAULTS_NAME(keyboard)); - - I8251(config, m_8251ser, 0); -} - -ROM_START( olypeopl ) - ROM_REGION(0x2000,"maincpu", 0) - ROM_SYSTEM_BIOS(0, "hd", "HD ROM") - ROMX_LOAD( "u01271c0.bin", 0x00000, 0x1000, CRC(8e0ef114) SHA1(774bab0a3e29853e9f6b951cf73082063ea61e6d), ROM_SKIP(1) | ROM_BIOS(0)) - ROMX_LOAD( "u01271d0.bin", 0x00001, 0x1000, CRC(e2419bf9) SHA1(d88381f8709c91e2adba08f378e29bd0d19ee5ae), ROM_SKIP(1) | ROM_BIOS(0)) - ROM_SYSTEM_BIOS(1, "2fd", "2 FD ROM") - ROMX_LOAD( "u01277f3.bin", 0x00000, 0x1000, CRC(428ff135) SHA1(ec11f0e43455570c40f5dc4b84f8420da5939368), ROM_SKIP(1) | ROM_BIOS(1)) - ROMX_LOAD( "u01277g3.bin", 0x00001, 0x1000, CRC(3295691c) SHA1(7d7ade62117d11656b8dd86cf0703127616d55bc), ROM_SKIP(1) | ROM_BIOS(1)) -ROM_END - -COMP( 198?, olypeopl, 0, 0, olypeopl, 0, peoplepc_state, empty_init, "Olympia", "People PC", MACHINE_NOT_WORKING|MACHINE_NO_SOUND) |