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https://github.com/holub/mame
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New machines marked as NOT_WORKING
---------------------------------- Emulator II [DBWBP]
This commit is contained in:
AJR
parent
b789ba89c3
commit
c8fc4de384
@ -2207,6 +2207,7 @@ files {
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createMESSProjects(_target, _subtarget, "emusys")
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files {
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MAME_DIR .. "src/mame/drivers/emu2.cpp",
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MAME_DIR .. "src/mame/drivers/emu3.cpp",
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}
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239
src/mame/drivers/emu2.cpp
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239
src/mame/drivers/emu2.cpp
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@ -0,0 +1,239 @@
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// license:BSD-3-Clause
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// copyright-holders:AJR
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/****************************************************************************
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Skeleton driver for E-mu Emulator II synthesizer.
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****************************************************************************/
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#include "emu.h"
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#include "cpu/z80/z80.h"
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#include "machine/adc0808.h"
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#include "machine/bankdev.h"
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#include "machine/pit8253.h"
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#include "machine/scn_pci.h"
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#include "machine/z80ctc.h"
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#include "machine/z80dma.h"
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#include "machine/z80pio.h"
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#include "machine/z80sio.h"
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class emu2_state : public driver_device
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{
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public:
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emu2_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_pages(*this, "pages")
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, m_scannercpu(*this, "scannercpu")
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, m_page_select{0, 0, 0, 0}
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, m_page_reset(true)
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{
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}
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void emu2(machine_config &config);
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protected:
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virtual void machine_start() override;
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virtual void machine_reset() override;
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private:
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u8 main_paged_r(offs_t offset);
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void main_paged_w(offs_t offset, u8 data);
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u8 dma_paged_r(offs_t offset);
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void dma_paged_w(offs_t offset, u8 data);
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void page_select_w(offs_t offset, u8 data);
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void mem_map(address_map &map);
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void paged_mem_map(address_map &map);
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void io_map(address_map &map);
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void scanner_mem_map(address_map &map);
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void scanner_io_map(address_map &map);
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required_device<z80_device> m_maincpu;
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required_device<address_map_bank_device> m_pages;
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required_device<z80_device> m_scannercpu;
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u8 m_page_select[4];
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bool m_page_reset;
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};
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void emu2_state::machine_start()
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{
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save_item(NAME(m_page_select));
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save_item(NAME(m_page_reset));
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}
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void emu2_state::machine_reset()
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{
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m_page_reset = true;
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}
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u8 emu2_state::main_paged_r(offs_t offset)
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{
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return m_pages->read8((offset & 0x7fff) | u16(m_page_reset ? 0 : m_page_select[2 | BIT(offset, 15)]) << 15);
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}
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void emu2_state::main_paged_w(offs_t offset, u8 data)
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{
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m_pages->write8((offset & 0x7fff) | u16(m_page_reset ? 0 : m_page_select[2 | BIT(offset, 15)]) << 15, data);
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}
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u8 emu2_state::dma_paged_r(offs_t offset)
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{
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return m_pages->read8((offset & 0x7fff) | u16(m_page_reset ? 0 : m_page_select[BIT(offset, 15)]) << 15);
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}
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void emu2_state::dma_paged_w(offs_t offset, u8 data)
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{
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m_pages->write8((offset & 0x7fff) | u16(m_page_reset ? 0 : m_page_select[BIT(offset, 15)]) << 15, data);
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}
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void emu2_state::page_select_w(offs_t offset, u8 data)
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{
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if (!machine().side_effects_disabled())
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m_page_reset = false;
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m_page_select[offset] = data & 0x0f;
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}
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void emu2_state::mem_map(address_map &map)
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{
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map(0x0000, 0xffff).rw(FUNC(emu2_state::main_paged_r), FUNC(emu2_state::main_paged_w));
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}
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void emu2_state::paged_mem_map(address_map &map)
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{
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map(0x00000, 0x01fff).rom().region("main_program", 0);
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map(0x02000, 0x027ff).ram();
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}
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void emu2_state::io_map(address_map &map)
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{
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map.global_mask(0xff);
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map(0x00, 0x03).r("usart", FUNC(scn2651_device::read));
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map(0x04, 0x07).w("usart", FUNC(scn2651_device::write));
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map(0x08, 0x0b).mirror(4).w("t6x", FUNC(pit8254_device::write));
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map(0x10, 0x13).mirror(4).w("t35", FUNC(pit8254_device::write));
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map(0x18, 0x1b).mirror(4).w("t02", FUNC(pit8254_device::write));
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map(0x20, 0x20).mirror(7).rw("dma", FUNC(z80dma_device::read), FUNC(z80dma_device::write));
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map(0x28, 0x2b).mirror(4).rw("mainctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
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map(0x30, 0x33).mirror(4).rw("mainpio", FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt));
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map(0x38, 0x3b).mirror(4).rw("disksio", FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w));
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map(0x68, 0x6b).w(FUNC(emu2_state::page_select_w));
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}
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void emu2_state::scanner_mem_map(address_map &map)
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{
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map(0x0000, 0x1fff).mirror(0x6000).rom().region("scanner_program", 0);
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map(0x8000, 0x87ff).mirror(0x7800).ram();
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}
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void emu2_state::scanner_io_map(address_map &map)
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{
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map.global_mask(0xff);
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map(0x34, 0x34).mirror(0x80).r("adc", FUNC(adc0809_device::data_r));
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map(0x36, 0x36).mirror(0x80).w("adc", FUNC(adc0809_device::address_data_start_w));
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map(0x50, 0x53).mirror(0x8c).rw("scannerpio", FUNC(z80pio_device::read_alt), FUNC(z80pio_device::write_alt));
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map(0x60, 0x63).mirror(0x8c).rw("scannerctc", FUNC(z80ctc_device::read), FUNC(z80ctc_device::write));
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}
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static INPUT_PORTS_START(emu2)
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INPUT_PORTS_END
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static const z80_daisy_config main_daisy_chain[] =
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{
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{ "disksio" },
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{ "dma" },
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{ "mainctc" },
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{ "mainpio" },
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{ nullptr }
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};
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static const z80_daisy_config scanner_daisy_chain[] =
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{
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{ "scannerctc" },
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{ "scannerpio" },
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{ nullptr }
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};
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void emu2_state::emu2(machine_config &config)
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{
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Z80(config, m_maincpu, 20_MHz_XTAL / 5); // Z80A CPU (IC21)
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m_maincpu->set_addrmap(AS_PROGRAM, &emu2_state::mem_map);
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m_maincpu->set_addrmap(AS_IO, &emu2_state::io_map);
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m_maincpu->set_daisy_config(main_daisy_chain);
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ADDRESS_MAP_BANK(config, m_pages);
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m_pages->set_endianness(ENDIANNESS_LITTLE);
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m_pages->set_data_width(8);
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m_pages->set_addr_width(19);
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m_pages->set_addrmap(0, &emu2_state::paged_mem_map);
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z80ctc_device &mainctc(Z80CTC(config, "mainctc", 20_MHz_XTAL / 5)); // Z80A CTC (IC60)
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mainctc.intr_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
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z80dma_device &dma(Z80DMA(config, "dma", 20_MHz_XTAL / 5)); // Z80A DMA
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dma.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
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dma.in_mreq_callback().set(FUNC(emu2_state::dma_paged_r));
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dma.out_mreq_callback().set(FUNC(emu2_state::dma_paged_w));
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z80pio_device &mainpio(Z80PIO(config, "mainpio", 20_MHz_XTAL / 5)); // Z80A PIO (IC24)
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mainpio.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
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z80sio_device &disksio(Z80SIO(config, "disksio", 20_MHz_XTAL / 5)); // Z80A SIO/2 (IC126)
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disksio.out_int_callback().set_inputline(m_maincpu, INPUT_LINE_IRQ0);
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scn2651_device &usart(SCN2651(config, "usart", 20_MHz_XTAL / 4));
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usart.rxrdy_handler().set("mainctc", FUNC(z80ctc_device::trg1)).invert();
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pit8254_device &t02(PIT8254(config, "t02")); // 8254-2 (IC3)
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t02.set_clk<0>(20_MHz_XTAL / 2);
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t02.set_clk<1>(20_MHz_XTAL / 2);
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t02.set_clk<2>(20_MHz_XTAL / 2);
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pit8254_device &t35(PIT8254(config, "t35")); // 8254-2 (IC2)
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t35.set_clk<0>(20_MHz_XTAL / 2);
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t35.set_clk<1>(20_MHz_XTAL / 2);
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t35.set_clk<2>(20_MHz_XTAL / 2);
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pit8254_device &t6x(PIT8254(config, "t6x")); // 8254-2 (IC1)
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t6x.set_clk<0>(20_MHz_XTAL / 2);
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t6x.set_clk<1>(20_MHz_XTAL / 2);
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t6x.set_clk<2>(20_MHz_XTAL / 2);
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Z80(config, m_scannercpu, 20_MHz_XTAL / 5); // Z80A CPU (IC66)
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m_scannercpu->set_addrmap(AS_PROGRAM, &emu2_state::scanner_mem_map);
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m_scannercpu->set_addrmap(AS_IO, &emu2_state::scanner_io_map);
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m_scannercpu->set_daisy_config(scanner_daisy_chain);
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z80ctc_device &scannerctc(Z80CTC(config, "scannerctc", 20_MHz_XTAL / 5)); // Z80A CTC (IC45)
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scannerctc.intr_callback().set_inputline(m_scannercpu, INPUT_LINE_IRQ0);
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scannerctc.set_clk<2>(20_MHz_XTAL / 10);
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adc0809_device &adc(ADC0809(config, "adc", 20_MHz_XTAL / 40));
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adc.eoc_callback().set("scannerctc", FUNC(z80ctc_device::trg3));
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z80pio_device &scannerpio(Z80PIO(config, "scannerpio", 20_MHz_XTAL / 5)); // Z80A PIO (IC46)
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scannerpio.out_int_callback().set_inputline(m_scannercpu, INPUT_LINE_IRQ0);
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}
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ROM_START(emu2)
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ROM_REGION(0x2000, "main_program", 0)
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ROM_SYSTEM_BIOS(0, "v23", "Version 2.3")
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ROMX_LOAD("e2newermain_hdmb2_3_main.ic42", 0x0000, 0x2000, CRC(c8303551) SHA1(4ec4bf6df95638d4503ab8ff7e859c420ec0720e), ROM_BIOS(0))
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ROM_SYSTEM_BIOS(1, "v21", "Version 2.1")
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ROMX_LOAD("e2plus_mainboot_2_1_dm_2764.ic42", 0x0000, 0x2000, CRC(91e60278) SHA1(a2332266d6a12eade584b5da85817f3b3ed9037c), ROM_BIOS(1))
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ROM_SYSTEM_BIOS(2, "diag", "Diagnostics")
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ROMX_LOAD("e-mu_systems_1986_e2plus_debug_rom_ip341.ic42", 0x0000, 0x2000, CRC(7cd30c30) SHA1(d572d88c8788e25154a3bb8fd2ba3ff8a300ae40), ROM_BIOS(2)) // 2764 chip
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ROM_REGION(0x2000, "scanner_program", 0) // TODO: make these selectable))
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ROM_LOAD("eiiscanv2-1.ic28", 0x0000, 0x2000, CRC(b7913026) SHA1(4485e5423606014be73f121c2ee1f053a6eb148a))
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ROM_LOAD("eiiscanv3-1.ic28", 0x0000, 0x2000, CRC(1544b11d) SHA1(e354388cd694a1ce55a5b7d89c546308628090c7))
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ROM_REGION(0x400, "ucontroller", 0)
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ROM_LOAD("74s472.ic137", 0x000, 0x200, NO_DUMP)
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ROM_LOAD("74s472.ic135", 0x200, 0x200, NO_DUMP)
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ROM_END
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SYST(1984, emu2, 0, 0, emu2, emu2, emu2_state, empty_init, "E-mu Systems", "Emulator II", MACHINE_IS_SKELETON)
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@ -12962,6 +12962,9 @@ embargo //
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@source:emma2.cpp
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emma2 // 1979 L.J.Technical Systems
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@source:emu2.cpp
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emu2 //
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@source:emu3.cpp
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emu3 //
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@ -249,6 +249,7 @@ elf.cpp
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elwro800.cpp
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emate.cpp
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emma2.cpp
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emu2.cpp
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emu3.cpp
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enmirage.cpp
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ep64.cpp
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