mirror of
https://github.com/holub/mame
synced 2025-04-23 08:49:55 +03:00
New working systems
------------------- Macintosh TV [R. Belmont]
This commit is contained in:
arbee
parent
03b4f45800
commit
76740469bb
@ -3,11 +3,21 @@
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/****************************************************************************
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maclc.cpp
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Mac LC, LC II, Classic II, Color Classic
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Mac LC, LC II, Classic II, Color Classic, Macintosh TV
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By R. Belmont
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These are all lower-end machines based on versions of the "V8" system
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controller, which has a 10 MB hard limit on RAM.
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controller, which has a 10 MB hard limit on RAM (8MB in the Mac TV).
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Mac TV video input chips:
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TEA63330T - Sound fader control unit for car stereos
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I2C: address 1000000x
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TDA8708BT - Video analog input interface
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SAA7197 T - Clock signal generator circuit for desktop video systems
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SAA7191 WP - Digital multistandard colour decoder
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I2C: address 1000101x
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SAA7186 H - Digital video scaler
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I2C: address 1011100x
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****************************************************************************/
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@ -39,7 +49,6 @@
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#include "screen.h"
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#include "softlist_dev.h"
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namespace {
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#define C32M (31.3344_MHz_XTAL)
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@ -73,6 +82,7 @@ public:
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void maclc2(machine_config &config);
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void macclas2(machine_config &config);
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void maccclas(machine_config &config);
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void mactv(machine_config &config);
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void maclc_map(address_map &map);
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void maccclassic_map(address_map &map);
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@ -335,7 +345,7 @@ void maclc_state::maclc_base(machine_config &config)
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m_scsihelp->timeout_error_callback().set(FUNC(maclc_state::scsi_berr_w));
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SOFTWARE_LIST(config, "hdd_list").set_original("mac_hdd");
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SOFTWARE_LIST(config, "cd_list").set_original("mac_cdrom").set_filter("MC68020");
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SOFTWARE_LIST(config, "cd_list").set_original("mac_cdrom").set_filter("MC68020,MC68020_32");
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SOFTWARE_LIST(config, "flop35hd_list").set_original("mac_hdflop");
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SCC85C30(config, m_scc, C7M);
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@ -416,7 +426,7 @@ void maclc_state::maclc2(machine_config &config)
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m_ram->set_extra_options("6M,8M,10M");
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m_v8->set_baseram_is_4M(true);
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030");
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030,MC68030_32");
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}
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void maclc_state::maccclas(machine_config &config)
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@ -454,7 +464,46 @@ void maclc_state::maccclas(machine_config &config)
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m_ram->set_extra_options("6M,8M,10M");
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m_v8->set_baseram_is_4M(true);
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030");
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030,MC68030_32");
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}
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void maclc_state::mactv(machine_config &config)
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{
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maclc_base(config);
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M68030(config.replace(), m_maincpu, C32M);
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m_maincpu->set_addrmap(AS_PROGRAM, &maclc_state::maccclassic_map);
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m_maincpu->set_dasm_override(std::function(&mac68k_dasm_override), "mac68k_dasm_override");
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config.device_remove("egret");
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config.device_remove("fdc");
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CUDA_V2XX(config, m_cuda, XTAL(32'768));
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m_cuda->set_default_bios_tag("341s0788");
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m_cuda->reset_callback().set(FUNC(maclc_state::egret_reset_w));
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m_cuda->linechange_callback().set(m_macadb, FUNC(macadb_device::adb_linechange_w));
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m_cuda->via_clock_callback().set(m_v8, FUNC(v8_device::cb1_w));
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m_cuda->via_data_callback().set(m_v8, FUNC(v8_device::cb2_w));
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m_macadb->adb_data_callback().set(m_cuda, FUNC(cuda_device::set_adb_line));
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config.set_perfect_quantum(m_maincpu);
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TINKERBELL(config.replace(), m_v8, C15M);
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m_v8->set_maincpu_tag("maincpu");
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m_v8->set_rom_tag("bootrom");
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m_v8->hdsel_callback().set(FUNC(maclc_state::hdsel_w));
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m_v8->pb3_callback().set(m_cuda, FUNC(cuda_device::get_treq));
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m_v8->pb4_callback().set(m_cuda, FUNC(cuda_device::set_byteack));
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m_v8->pb5_callback().set(m_cuda, FUNC(cuda_device::set_tip));
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m_v8->cb2_callback().set(m_cuda, FUNC(cuda_device::set_via_data));
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// Mac TV doesn't have an LC PDS
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config.device_remove("pds");
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m_ram->set_default_size("4M");
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m_ram->set_extra_options("5M,6M,8M");
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m_v8->set_baseram_is_4M(true);
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030,MC68030_32");
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}
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void maclc_state::macclas2(machine_config &config)
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@ -481,7 +530,7 @@ void maclc_state::macclas2(machine_config &config)
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m_ram->set_extra_options("6M,8M,10M");
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m_v8->set_baseram_is_4M(true);
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030");
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SOFTWARE_LIST(config.replace(), "cd_list").set_original("mac_cdrom").set_filter("MC68030,MC68030_32");
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}
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ROM_START(maclc)
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@ -510,9 +559,15 @@ ROM_START(maccclas)
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ROM_LOAD("ecd99dc0.rom", 0x000000, 0x100000, CRC(c84c3aa5) SHA1(fd9e852e2d77fe17287ba678709b9334d4d74f1e))
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ROM_END
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ROM_START(mactv)
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ROM_REGION32_BE(0x100000, "bootrom", 0)
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ROM_LOAD("eaf1678d.bin", 0x000000, 0x100000, CRC(0644f05b) SHA1(74975c60d3a560fac9ad63125bb65a750fceaede))
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ROM_END
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} // anonymous namespace
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COMP(1990, maclc, 0, 0, maclc, maclc, maclc_state, empty_init, "Apple Computer", "Macintosh LC", MACHINE_SUPPORTS_SAVE)
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COMP(1991, maclc2, 0, 0, maclc2, maclc, maclc_state, empty_init, "Apple Computer", "Macintosh LC II", MACHINE_SUPPORTS_SAVE)
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COMP(1991, macclas2, 0, 0, macclas2, maclc, maclc_state, empty_init, "Apple Computer", "Macintosh Classic II", MACHINE_SUPPORTS_SAVE)
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COMP(1993, maccclas, 0, 0, maccclas, maclc, maclc_state, empty_init, "Apple Computer", "Macintosh Color Classic", MACHINE_SUPPORTS_SAVE)
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COMP(1994, mactv, 0, 0, mactv, maclc, maclc_state, empty_init, "Apple Computer", "Macintosh TV", MACHINE_SUPPORTS_SAVE)
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@ -1,7 +1,7 @@
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// license:BSD-3-Clause
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// copyright-holders:R. Belmont
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/*
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Apple "V8", "Eagle", and "Spice" system ASICs
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Apple "V8", "Eagle", "Spice", and "Tinkerbell" system ASICs
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Emulation by R. Belmont
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V8 (343S0116 or 343-0155) contains the following:
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@ -22,6 +22,10 @@
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and adds the option for an optional ROM expansion plus support for pushbutton sound volume
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and display intensity controls and power saver mode.
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Tinker Bell (343S1109) is an evolution of Spice with a simpler memory controller that has
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an 8MB limit (4MB on the motherboard, 1, 2, or 4MB in the SIMM slot) and support for the
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Macintosh TV's video input feature.
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VISA (343S0101) is a predecessor of V8 and Eagle without support for dedicated VRAM banks
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or VGA modes. It was coupled to a non-customized Bt450 RAMDAC on the Elsie prototype, and
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did not offer video modes with more than 4 bits per pixel.
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@ -34,12 +38,13 @@
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#include "emu.h"
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#include "v8.h"
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#include "cpu/m68000/m68030.h"
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#include "formats/ap_dsk35.h"
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#include "layout/generic.h"
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#define LOG_RAM (1U << 1)
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#define VERBOSE (LOG_RAM)
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#define VERBOSE (0)
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#include "logmacro.h"
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static constexpr u32 C7M = 7833600;
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@ -52,6 +57,7 @@ static constexpr u32 C15M = (C7M * 2);
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DEFINE_DEVICE_TYPE(V8, v8_device, "v8", "Apple V8 system ASIC")
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DEFINE_DEVICE_TYPE(EAGLE, eagle_device, "v8eagle", "Apple Eagle system ASIC")
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DEFINE_DEVICE_TYPE(SPICE, spice_device, "v8spice", "Apple Spice system ASIC")
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DEFINE_DEVICE_TYPE(TINKERBELL, tinkerbell_device, "v8tkbell", "Apple Tinker Bell system ASIC")
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static INPUT_PORTS_START( v8 )
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PORT_START("MONTYPE")
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@ -94,8 +100,6 @@ void v8_device::device_add_mconfig(machine_config &config)
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{
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SCREEN(config, m_screen, SCREEN_TYPE_RASTER);
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m_screen->set_raw(25175000, 800, 0, 640, 525, 0, 480);
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m_screen->set_size(1024, 768);
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m_screen->set_visarea(0, 640 - 1, 0, 480 - 1);
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m_screen->set_screen_update(FUNC(v8_device::screen_update));
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m_screen->screen_vblank().set(FUNC(v8_device::slot_irq_w<0x40>));
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config.set_default_layout(layout_monitors);
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@ -133,6 +137,7 @@ v8_device::v8_device(const machine_config &mconfig, device_type type, const char
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m_screen(*this, "screen"),
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m_palette(*this, "palette"),
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m_asc(*this, "asc"),
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m_overlay(false),
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write_pb4(*this),
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write_pb5(*this),
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write_cb2(*this),
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@ -142,7 +147,6 @@ v8_device::v8_device(const machine_config &mconfig, device_type type, const char
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m_montype(*this, "MONTYPE"),
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m_via1(*this, "via1"),
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m_rom(*this, finder_base::DUMMY_TAG),
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m_overlay(false),
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m_baseIs4M(false)
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{
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}
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@ -966,12 +970,17 @@ void spice_device::device_add_mconfig(machine_config &config)
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applefdintf_device::add_35_nc(config, m_floppy[1]);
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}
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spice_device::spice_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock)
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: v8_device(mconfig, type, tag, owner, clock),
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m_fdc(*this, "fdc"),
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m_floppy(*this, "fdc:%d", 0U),
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m_cur_floppy(nullptr),
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m_hdsel(0)
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{
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}
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spice_device::spice_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
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: v8_device(mconfig, SPICE, tag, owner, clock),
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m_fdc(*this, "fdc"),
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m_floppy(*this, "fdc:%d", 0U),
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m_cur_floppy(nullptr),
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m_hdsel(0)
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: spice_device(mconfig, SPICE, tag, owner, clock)
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{
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}
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@ -1166,3 +1175,181 @@ void spice_device::bright_contrast_w(offs_t offset, u8 data)
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// offset 1 = contrast (0-255)
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}
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// ================ tinkerbell_device
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void tinkerbell_device::device_add_mconfig(machine_config &config)
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{
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spice_device::device_add_mconfig(config);
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m_screen->set_raw(25175000, 800, 0, 640, 525, 0, 480);
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}
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tinkerbell_device::tinkerbell_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock)
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: spice_device(mconfig, TINKERBELL, tag, owner, clock)
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{
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}
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u8 tinkerbell_device::via_in_a()
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{
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return 0x84;
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}
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u8 tinkerbell_device::pseudovia_r(offs_t offset)
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{
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if (offset < 0x100)
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{
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if (offset == 0x10)
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{
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return 0x06 << 3; // ID as an Apple 13" 640x480 monitor
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}
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}
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return v8_device::pseudovia_r(offset);
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}
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u32 tinkerbell_device::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect)
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{
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int hres, vres;
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hres = 640;
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vres = 480;
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const pen_t *pens = m_palette->pens();
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switch (m_pseudovia_regs[0x10] & 7)
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{
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case 0: // 1bpp
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{
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auto const vram8 = util::big_endian_cast<u8 const>(&m_vram[0]);
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for (int y = 0; y < vres; y++)
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{
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u32 *scanline = &bitmap.pix(y);
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for (int x = 0; x < hres; x += 8)
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{
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u8 const pixels = vram8[(y * 1024) + (x / 8)];
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*scanline++ = pens[0x7f | (pixels & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 1) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 2) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 3) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 4) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 5) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 6) & 0x80)];
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*scanline++ = pens[0x7f | ((pixels << 7) & 0x80)];
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}
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}
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}
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break;
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case 1: // 2bpp
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{
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auto const vram8 = util::big_endian_cast<u8 const>(&m_vram[0]);
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for (int y = 0; y < vres; y++)
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{
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u32 *scanline = &bitmap.pix(y);
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for (int x = 0; x < hres / 4; x++)
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{
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u8 const pixels = vram8[(y * 1024) + x];
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*scanline++ = pens[0x3f | (pixels & 0xc0)];
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*scanline++ = pens[0x3f | ((pixels << 2) & 0xc0)];
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*scanline++ = pens[0x3f | ((pixels << 4) & 0xc0)];
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*scanline++ = pens[0x3f | ((pixels << 6) & 0xc0)];
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}
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}
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}
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break;
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case 2: // 4bpp
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{
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auto const vram8 = util::big_endian_cast<u8 const>(&m_vram[0]);
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for (int y = 0; y < vres; y++)
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{
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u32 *scanline = &bitmap.pix(y);
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for (int x = 0; x < hres / 2; x++)
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{
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u8 const pixels = vram8[(y * 1024) + x];
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*scanline++ = pens[0x0f | (pixels & 0xf0)];
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*scanline++ = pens[0x0f | ((pixels << 4) & 0xf0)];
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}
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}
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}
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break;
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case 3: // 8bpp
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{
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auto const vram8 = util::big_endian_cast<u8 const>(&m_vram[0]);
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for (int y = 0; y < vres; y++)
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{
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u32 *scanline = &bitmap.pix(y);
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for (int x = 0; x < hres; x++)
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{
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u8 const pixels = vram8[(y * 1024) + x];
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*scanline++ = pens[pixels];
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}
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}
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}
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break;
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case 4: // 16bpp
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{
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auto const vram16 = util::big_endian_cast<u16 const>(&m_vram[0]);
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for (int y = 0; y < vres; y++)
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{
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u32 *scanline = &bitmap.pix(y);
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for (int x = 0; x < hres; x++)
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{
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u16 const pixels = vram16[(y * hres) + x];
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*scanline++ = rgb_t(((pixels >> 10) & 0x1f) << 3, ((pixels >> 5) & 0x1f) << 3, (pixels & 0x1f) << 3);
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}
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}
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}
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break;
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}
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return 0;
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}
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/*
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Tinker Bell is different from the V8, but it still needs to kind of act like one.
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The major difference: the RAM limit is 8MB instead of 10, and no RAM appears
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above 0x7FFFFFFF. Also, when the bits are set for what on V8 would be 8MB SIMM
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and no motherboard RAM except the 0x800000 image, that means 4MB of motherboard
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and 4MB of SIMM here.
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*/
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void tinkerbell_device::ram_size(u8 config)
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{
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if (!m_overlay)
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{
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address_space &space = m_maincpu->space(AS_PROGRAM);
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const void *mb_ram = m_ram_ptr;
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u32 simm_size = m_ram_size - 0x400000;
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void *simm_ram = &m_ram_ptr[0x400000 / 4];
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space.unmap_readwrite(0x000000, 0x9fffff);
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// place the motherboard RAM at 0
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LOGMASKED(LOG_RAM, "Motherboard RAM at 0x00000000 to 0x003fffff\n");
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space.install_ram(0, 0x3fffff, 0, (void *)mb_ram);
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// is SIMM RAM present? it always goes at 0x400000
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if (simm_size > 0)
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{
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if ((config & 0xc0) != 0)
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{
|
||||
LOGMASKED(LOG_RAM, "SIMM RAM at 0x400000 to %x\n", simm_size - 1);
|
||||
space.install_ram(0x400000, (0x400000 + simm_size) - 1, 0, (void *)simm_ram);
|
||||
}
|
||||
}
|
||||
else
|
||||
{
|
||||
LOGMASKED(LOG_RAM, "Base config, no SIMM\n");
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -52,6 +52,8 @@ protected:
|
||||
|
||||
u8 m_pseudovia_regs[256];
|
||||
u32 *m_ram_ptr;
|
||||
u32 m_ram_size;
|
||||
bool m_overlay;
|
||||
|
||||
v8_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock);
|
||||
|
||||
@ -65,6 +67,8 @@ protected:
|
||||
|
||||
void asc_irq(int state);
|
||||
|
||||
virtual void ram_size(u8 config);
|
||||
|
||||
private:
|
||||
devcb_write_line write_pb4, write_pb5, write_cb2, write_hdsel, write_hmmu_enable;
|
||||
devcb_read_line read_pb3;
|
||||
@ -77,13 +81,10 @@ private:
|
||||
int m_via_interrupt, m_via2_interrupt, m_scc_interrupt, m_last_taken_interrupt;
|
||||
u8 m_pseudovia_ier, m_pseudovia_ifr;
|
||||
u8 m_pal_address, m_pal_idx, m_pal_control, m_pal_colkey;
|
||||
bool m_overlay;
|
||||
u32 m_ram_size;
|
||||
|
||||
bool m_baseIs4M;
|
||||
|
||||
u32 rom_switch_r(offs_t offset);
|
||||
void ram_size(u8 config);
|
||||
|
||||
void pseudovia_w(offs_t offset, u8 data);
|
||||
void pseudovia_recalc_irqs();
|
||||
@ -140,30 +141,52 @@ public:
|
||||
required_device_array<floppy_connector, 2> m_floppy;
|
||||
|
||||
protected:
|
||||
spice_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock);
|
||||
|
||||
virtual void device_start() override;
|
||||
virtual void device_add_mconfig(machine_config &config) override;
|
||||
virtual ioport_constructor device_input_ports() const override;
|
||||
|
||||
void phases_w(u8 phases);
|
||||
void devsel_w(u8 devsel);
|
||||
|
||||
private:
|
||||
floppy_image_device *m_cur_floppy = nullptr;
|
||||
int m_hdsel;
|
||||
|
||||
u8 via_in_a() override;
|
||||
virtual u8 via_in_a() override;
|
||||
virtual void via_out_a(u8 data) override;
|
||||
u8 pseudovia_r(offs_t offset) override;
|
||||
virtual u8 pseudovia_r(offs_t offset) override;
|
||||
virtual u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) override;
|
||||
|
||||
void phases_w(u8 phases);
|
||||
void devsel_w(u8 devsel);
|
||||
u16 swim_r(offs_t offset, u16 mem_mask);
|
||||
void swim_w(offs_t offset, u16 data, u16 mem_mask);
|
||||
|
||||
void bright_contrast_w(offs_t offset, u8 data);
|
||||
};
|
||||
|
||||
// ======================> tinkerbell_device
|
||||
|
||||
class tinkerbell_device : public spice_device
|
||||
{
|
||||
public:
|
||||
tinkerbell_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock);
|
||||
|
||||
protected:
|
||||
virtual void device_add_mconfig(machine_config &config) override;
|
||||
|
||||
virtual void ram_size(u8 config) override;
|
||||
|
||||
private:
|
||||
virtual u8 via_in_a() override;
|
||||
virtual u8 pseudovia_r(offs_t offset) override;
|
||||
virtual u32 screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) override;
|
||||
};
|
||||
|
||||
// device type definition
|
||||
DECLARE_DEVICE_TYPE(V8, v8_device)
|
||||
DECLARE_DEVICE_TYPE(EAGLE, eagle_device)
|
||||
DECLARE_DEVICE_TYPE(SPICE, spice_device)
|
||||
DECLARE_DEVICE_TYPE(TINKERBELL, tinkerbell_device)
|
||||
|
||||
#endif // MAME_APPLE_V8_H
|
||||
|
||||
@ -887,6 +887,7 @@ maclc // 1990 Apple Macintosh LC
|
||||
maclc2 // 1991 Apple Macintosh LC II
|
||||
macclas2 // 1991 Apple Macintosh Classic II
|
||||
maccclas // 1993 Apple Macintosh Color Classic
|
||||
mactv // 1994 Apple Macintosh TV
|
||||
|
||||
@source:apple/maclc3.cpp
|
||||
maclc3 // 1993 Apple Macintosh LC III
|
||||
|
||||
Loading…
Reference in New Issue
Block a user