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| 1 | +// license:BSD-3-Clause |
| 2 | +// copyright-holders:Antoine Mine, Olivier Galibert, Felipe Sanches |
| 3 | +// |
| 4 | +// HD-AE5000, Hard Disk & Audio Extension for Technics KN5000 emulation |
| 5 | +// |
| 6 | +// The HD-AE5000 was an extension board for the Technics KN5000 musical keyboard. |
| 7 | +// It provided a hard-disk, additional audio outputs and a serial port to interface |
| 8 | +// with a computer to transfer files to/from the hard-drive. |
| 9 | + |
| 10 | +#include "emu.h" |
| 11 | +#include "bus/ata/hdd.h" |
| 12 | +#include "hdae5000.h" |
| 13 | +#include "machine/i8255.h" |
| 14 | + |
| 15 | +namespace { |
| 16 | + |
| 17 | +class hdae5000_device : public device_t, public kn5000_extension_interface |
| 18 | +{ |
| 19 | +public: |
| 20 | + static constexpr feature_type unemulated_features() { return feature::DISK | feature::SOUND; } |
| 21 | + |
| 22 | + hdae5000_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); |
| 23 | + |
| 24 | + virtual void rom_map(address_map &map) override; |
| 25 | + virtual void io_map(address_map &map) override; |
| 26 | + |
| 27 | +protected: |
| 28 | + virtual void device_add_mconfig(machine_config &config) override; |
| 29 | + virtual void device_start() override; |
| 30 | + virtual void device_reset() override; |
| 31 | + virtual const tiny_rom_entry *device_rom_region() const override; |
| 32 | + |
| 33 | +private: |
| 34 | + required_device<ide_hdd_device> m_hdd; |
| 35 | + required_device<i8255_device> m_ppi; |
| 36 | + required_memory_region m_rom; |
| 37 | +}; |
| 38 | + |
| 39 | +hdae5000_device::hdae5000_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : |
| 40 | + device_t(mconfig, HDAE5000, tag, owner, clock) |
| 41 | + , kn5000_extension_interface(mconfig, *this) |
| 42 | + , m_hdd(*this, "hdd") |
| 43 | + , m_ppi(*this, "ppi") |
| 44 | + , m_rom(*this, "rom") |
| 45 | +{ |
| 46 | +} |
| 47 | + |
| 48 | +ROM_START(hdae5000) |
| 49 | + ROM_REGION16_LE(0x80000, "rom" , 0) |
| 50 | + ROM_DEFAULT_BIOS("v2.01i") |
| 51 | + |
| 52 | + ROM_SYSTEM_BIOS(0, "v1.10i", "Version 1.10i - July 6th, 1998") |
| 53 | + ROMX_LOAD("hd-ae5000_v1_10i.ic4", 0x000000, 0x80000, CRC(7461374b) SHA1(6019f3c28b6277730418974dde4dc6893fced00e), ROM_BIOS(0)) |
| 54 | + |
| 55 | + ROM_SYSTEM_BIOS(1, "v1.15i", "Version 1.15i - October 13th, 1998") |
| 56 | + ROMX_LOAD("hd-ae5000_v1_15i.ic4", 0x000000, 0x80000, CRC(e76d4b9f) SHA1(581fa58e2cd6fe381cfc312c73771d25ff2e662c), ROM_BIOS(1)) |
| 57 | + |
| 58 | + // Version 2.01i is described as having "additions like lyrics display etc." |
| 59 | + ROM_SYSTEM_BIOS(2, "v2.01i", "Version 2.01i - January 15th, 1999") // installation file indicated "v2.0i" but signature inside the ROM is "v2.01i" |
| 60 | + ROMX_LOAD("hd-ae5000_v2_01i.ic4", 0x000000, 0x80000, CRC(961e6dcd) SHA1(0160c17baa7b026771872126d8146038a19ef53b), ROM_BIOS(2)) |
| 61 | +ROM_END |
| 62 | + |
| 63 | +void hdae5000_device::rom_map(address_map &map) |
| 64 | +{ |
| 65 | + map(0x00000, 0x7ffff).rom().region(m_rom, 0); |
| 66 | +} |
| 67 | + |
| 68 | +void hdae5000_device::io_map(address_map &map) |
| 69 | +{ |
| 70 | + //map(0x130000, 0x13ffff).m(m_hddc, FUNC(?_device::?)); // Hard-drive Controller (model?) IC? on HD-AE5000 board |
| 71 | + //map(0x160000, 0x16ffff) ... Optional parallel port interface (NEC uPD71055) IC9 |
| 72 | + map(0x160000, 0x160000).lrw8([this](offs_t a) { return m_ppi->read(0); }, "ppi_r0", [this](offs_t a, u8 data) { m_ppi->write(0, data); }, "ppi_w0"); |
| 73 | + map(0x160002, 0x160002).lrw8([this](offs_t a) { return m_ppi->read(1); }, "ppi_r1", [this](offs_t a, u8 data) { m_ppi->write(1, data); }, "ppi_w1"); |
| 74 | + map(0x160004, 0x160004).lrw8([this](offs_t a) { return m_ppi->read(2); }, "ppi_r2", [this](offs_t a, u8 data) { m_ppi->write(2, data); }, "ppi_w2"); |
| 75 | + map(0x160006, 0x160006).lrw8([this](offs_t a) { return m_ppi->read(3); }, "ppi_r3", [this](offs_t a, u8 data) { m_ppi->write(3, data); }, "ppi_w3"); |
| 76 | +} |
| 77 | + |
| 78 | +const tiny_rom_entry *hdae5000_device::device_rom_region() const |
| 79 | +{ |
| 80 | + return ROM_NAME(hdae5000); |
| 81 | +} |
| 82 | + |
| 83 | +void hdae5000_device::device_add_mconfig(machine_config &config) |
| 84 | +{ |
| 85 | + /* Optional Hard Disk - HD-AE5000 */ |
| 86 | + IDE_HARDDISK(config, m_hdd, 0); |
| 87 | + |
| 88 | + /* Optional Parallel Port */ |
| 89 | + I8255(config, m_ppi); // actual chip is a NEC uPD71055 @ IC9 on the HD-AE5000 board |
| 90 | + // m_ppi->in_pa_callback().set(FUNC(?_device::ppi_in_a)); |
| 91 | + // m_ppi->out_pb_callback().set(FUNC(?_device::ppi_out_b)); |
| 92 | + // m_ppi->in_pc_callback().set(FUNC(?_device::ppi_in_c)); |
| 93 | + // m_ppi->out_pc_callback().set(FUNC(?_device::ppi_out_c)); |
| 94 | + |
| 95 | +// we may later add this, for the auxiliary audio output provided by this extension board: |
| 96 | +// SPEAKER(config, "mono").front_center(); |
| 97 | +} |
| 98 | + |
| 99 | +void hdae5000_device::device_start() |
| 100 | +{ |
| 101 | +// save_item(NAME(m_...)); |
| 102 | +} |
| 103 | + |
| 104 | +void hdae5000_device::device_reset() |
| 105 | +{ |
| 106 | +} |
| 107 | + |
| 108 | +} // anonymous namespace |
| 109 | + |
| 110 | +DEFINE_DEVICE_TYPE_PRIVATE(HDAE5000, kn5000_extension_interface, hdae5000_device, "hdae5000", "HD-AE5000, Hard Disk & Audio Extension") |
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