diff options
Diffstat (limited to 'src/mame/drivers/turrett.cpp')
-rw-r--r-- | src/mame/drivers/turrett.cpp | 415 |
1 files changed, 0 insertions, 415 deletions
diff --git a/src/mame/drivers/turrett.cpp b/src/mame/drivers/turrett.cpp deleted file mode 100644 index 087e946aacb..00000000000 --- a/src/mame/drivers/turrett.cpp +++ /dev/null @@ -1,415 +0,0 @@ -// license:BSD-3-Clause -// copyright-holders:Philip Bennett -/*************************************************************************** - - Turret Tower by Dell Electronics - - driver by Phil Bennett - -****************************************************************************/ - -#include "emu.h" -#include "includes/turrett.h" - -#include "bus/ata/idehd.h" - - -/************************************* - * - * Definitions - * - *************************************/ - -#define R3041_CLOCK XTAL(25'000'000) - - - -/************************************* - * - * Machine initialization - * - *************************************/ - -void turrett_state::machine_start() -{ - // Allocate memory for the two 256kx16 banks of video RAM - m_video_ram[0] = std::make_unique<uint16_t[]>(VRAM_BANK_WORDS); - m_video_ram[1] = std::make_unique<uint16_t[]>(VRAM_BANK_WORDS); - - // Register our state for saving - save_pointer(NAME(m_video_ram[0]), VRAM_BANK_WORDS); - save_pointer(NAME(m_video_ram[1]), VRAM_BANK_WORDS); - save_item(NAME(m_inputs_active)); - save_item(NAME(m_last_pixel)); - save_item(NAME(m_video_ctrl)); - save_item(NAME(m_video_fade)); - save_item(NAME(m_x_pos)); - save_item(NAME(m_x_start)); - save_item(NAME(m_x_mod)); - save_item(NAME(m_dx)); - save_item(NAME(m_y_pos)); - save_item(NAME(m_scale_cnt_y)); - save_item(NAME(m_scale_cnt_x)); - save_item(NAME(m_skip_x)); - save_item(NAME(m_skip_y)); - save_item(NAME(m_scale)); - save_item(NAME(m_hotspot_x)); - save_item(NAME(m_hotspot_y)); - save_item(NAME(m_dma_idle)); - save_item(NAME(m_dma_addr)); - save_item(NAME(m_ipt_val)); - save_item(NAME(m_frame)); - save_item(NAME(m_adc)); - - m_dma_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(turrett_state::dma_complete), this)); -} - - -void turrett_state::machine_reset() -{ - m_dma_idle = true; - m_frame = 0; - m_adc = 0; - m_inputs_active = 0; -} - - - -/************************************* - * - * Memory maps - * - *************************************/ - -void turrett_state::cpu_map(address_map &map) -{ - map(0x00000000, 0x0007ffff).ram().mirror(0x40000000); - map(0x02000010, 0x02000013).ram(); - map(0x02000040, 0x02000043).ram(); - map(0x02000050, 0x02000053).ram(); - map(0x02000060, 0x02000063).ram(); - map(0x02000070, 0x02000073).ram(); // TODO: What are these? - map(0x04000000, 0x0400000f).w(FUNC(turrett_state::dma_w)); - map(0x04000100, 0x04000103).rw(FUNC(turrett_state::int_r), FUNC(turrett_state::int_w)); - map(0x04000200, 0x040003ff).rw("ttsound", FUNC(turrett_device::read), FUNC(turrett_device::write)); - map(0x08000000, 0x0800000f).rw(FUNC(turrett_state::video_r), FUNC(turrett_state::video_w)); - map(0x08000200, 0x080003ff).rw(m_ata, FUNC(ata_interface_device::cs0_r), FUNC(ata_interface_device::cs0_w)); - map(0x1fc00000, 0x1fdfffff).rom().region("maincpu", 0); -} - - -void turrett_state::turrett_sound_map(address_map &map) -{ - map(0x0000000, 0x7ffffff).ram().share("bank_a"); - map(0x8000000, 0xfffffff).ram().share("bank_b"); -} - - - -/************************************* - * - * Port definitions - * - *************************************/ - -static INPUT_PORTS_START( turrett ) - PORT_START("PORT 0X") - PORT_BIT( 0x3f, 0x00, IPT_AD_STICK_Y ) PORT_MINMAX(0x20,0x1f) PORT_SENSITIVITY(60) PORT_KEYDELTA(2) - - PORT_START("PORT 4X") - PORT_BIT( 0x3f, 0x00, IPT_AD_STICK_X ) PORT_MINMAX(0x20,0x1f) PORT_SENSITIVITY(60) PORT_KEYDELTA(2) - - PORT_START("PORT CX") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00000100) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_SERVICE1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00000200) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BILL1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00000400) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_SERVICE ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00000800) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_COIN1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00001000) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_COIN2 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00002000) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_START1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00004000) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00008000) - - PORT_START("PORT DX") - PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00010000) - PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_BUTTON1 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00020000) - PORT_BIT( 0x04, IP_ACTIVE_LOW, IPT_BUTTON2 ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00040000) - PORT_BIT( 0x08, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00080000) - PORT_BIT( 0x10, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00100000) - PORT_BIT( 0x20, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00200000) - PORT_BIT( 0x40, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00400000) - PORT_BIT( 0x80, IP_ACTIVE_LOW, IPT_UNKNOWN ) PORT_CHANGED_MEMBER(DEVICE_SELF, turrett_state, ipt_change, 0x00800000) - - PORT_START("PORT EX") - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON3 ) PORT_NAME("Floor mat") - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON4 ) PORT_NAME("Door Lock") PORT_TOGGLE - - PORT_START("PORT FX") - PORT_BIT( 0x01, IP_ACTIVE_HIGH, IPT_BUTTON5 ) PORT_NAME("Seat Belt") PORT_TOGGLE - PORT_BIT( 0x04, IP_ACTIVE_HIGH, IPT_BUTTON6 ) PORT_NAME("Home") - PORT_BIT( 0x08, IP_ACTIVE_HIGH, IPT_BUTTON7 ) PORT_NAME("Emergency Stop") PORT_TOGGLE -INPUT_PORTS_END - - - -/************************************* - * - * I/O handling - * - *************************************/ - -READ_LINE_MEMBER( turrett_state::sbrc2_r ) -{ - return m_screen->vblank(); -} - - -READ_LINE_MEMBER( turrett_state::sbrc3_r ) -{ - return m_dma_idle; -} - - -READ32_MEMBER( turrett_state::int_r ) -{ - return update_inputs() << 24; -} - - -WRITE32_MEMBER( turrett_state::int_w ) -{ - // TODO - logerror("Output write: %08x\n", data); -} - - -uint32_t turrett_state::update_inputs(void) -{ - uint32_t val = 0; - - // TODO: Prioritise? - if (m_inputs_active) - { - if (m_inputs_active & 0x00000001) - { - val = 0x00 | (ioport("PORT 0X")->read() & 0x3f); - m_inputs_active &= ~1; - } - else if (m_inputs_active & 0x00000002) - { - val = 0x40 | (ioport("PORT 4X")->read() & 0x3f); - m_inputs_active &= ~2; - } - else if (m_inputs_active & 0x0000ff00) - { - uint32_t data = ioport("PORT CX")->read(); - uint32_t bits = m_inputs_active >> 8; - - val = 0xc0; - - for (int i = 0; i < 8; ++i) - { - if (bits & (1 << i)) - { - val |= i << 1; - val |= (data >> i) & 1; - m_inputs_active &= ~(1 << (i + 8)); - break; - } - } - } - else if (m_inputs_active & 0x00ff0000) - { - uint32_t data = ioport("PORT DX")->read(); - uint32_t bits = m_inputs_active >> 16; - - val = 0xd0; - - for (int i = 0; i < 8; ++i) - { - if (bits & (1 << i)) - { - val |= i << 1; - val |= (data >> i) & 1; - m_inputs_active &= ~(1 << (i + 16)); - break; - } - } - } - else if (m_inputs_active & 0x01000000) - { - val = 0xe0 | ioport("PORT EX")->read(); - m_inputs_active &= ~0x01000000; - } - else if (m_inputs_active & 0x02000000) - { - val = 0xf0 | ioport("PORT FX")->read(); - m_inputs_active &= ~0x02000000; - } - } - - // Update IRQ state - m_maincpu->set_input_line(INPUT_LINE_IRQ1, m_inputs_active ? ASSERT_LINE : CLEAR_LINE); - return val; -} - - -INPUT_CHANGED_MEMBER( turrett_state::ipt_change ) -{ - int p = param; - - if (newval != oldval) - { - // TODO: Tidy this up - if (p & (0x02000000 | 0x00000200 | 0x00000400 | 0x00001000 | 0x00002000)) - { - if (newval == 0) - { - m_inputs_active |= p; - m_maincpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE); - } - } - else - { - m_inputs_active |= p; - m_maincpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE); - } - } -} - - - -/************************************* - * - * Interrupts - * - *************************************/ - -INTERRUPT_GEN_MEMBER( turrett_state::vblank ) -{ - if (m_frame) - m_inputs_active |= 0x01000000; - else - m_inputs_active |= 0x02000000; - - m_frame ^= 1; - m_maincpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE); -} - - -INTERRUPT_GEN_MEMBER( turrett_state::adc ) -{ - if (m_adc) - m_inputs_active |= 0x00000001; - else - m_inputs_active |= 0x00000002; - - m_adc ^= 1; - m_maincpu->set_input_line(INPUT_LINE_IRQ1, ASSERT_LINE); -} - -/************************************* - * - * Hard drive - * - *************************************/ - -/// HACK: The game expects a different LBA mapping to the standard HDD. -/// The reason for this is unknown. - -DECLARE_DEVICE_TYPE(TURRETT_HARDDISK, turrett_hdd) - -class turrett_hdd : public ide_hdd_device -{ -public: - turrett_hdd(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) - : ide_hdd_device(mconfig, TURRETT_HARDDISK, tag, owner, clock) - { - } - - virtual uint32_t lba_address() override - { - if (m_device_head & IDE_DEVICE_HEAD_L) - return (((m_device_head & IDE_DEVICE_HEAD_HS) << 24) | (m_cylinder_high << 16) | (m_cylinder_low << 8) | m_sector_number) - 63; - - return ata_mass_storage_device::lba_address(); - } -}; - -DEFINE_DEVICE_TYPE(TURRETT_HARDDISK, turrett_hdd, "turrett_hdd", "Turret Tower HDD") - -void turrett_devices(device_slot_interface &device) -{ - device.option_add("hdd", TURRETT_HARDDISK); -} - -/************************************* - * - * Machine driver - * - *************************************/ - -void turrett_state::turrett(machine_config &config) -{ - /* basic machine hardware */ - R3041(config, m_maincpu, R3041_CLOCK); - m_maincpu->set_endianness(ENDIANNESS_BIG); - m_maincpu->in_brcond<2>().set(FUNC(turrett_state::sbrc2_r)); - m_maincpu->in_brcond<3>().set(FUNC(turrett_state::sbrc3_r)); - m_maincpu->set_addrmap(AS_PROGRAM, &turrett_state::cpu_map); - m_maincpu->set_vblank_int("screen", FUNC(turrett_state::vblank)); - m_maincpu->set_periodic_int(FUNC(turrett_state::adc), attotime::from_hz(60)); - - ATA_INTERFACE(config, m_ata).options(turrett_devices, "hdd", nullptr, true); - - /* video hardware */ - SCREEN(config, m_screen, SCREEN_TYPE_RASTER); - // TODO: Likely not correct. Refresh rate empirically determined - // to ensure in-sync streaming sound - m_screen->set_raw(4000000, 512, 0, 336, 259, 0, 244); - m_screen->set_screen_update(FUNC(turrett_state::screen_update)); - m_screen->set_palette("palette"); - - PALETTE(config, "palette", palette_device::RGB_555); - - /* sound hardware */ - SPEAKER(config, "lspeaker").front_left(); - SPEAKER(config, "rspeaker").front_right(); - - turrett_device &ttsound(TURRETT(config, "ttsound", R3041_CLOCK)); // ? - ttsound.set_addrmap(0, &turrett_state::turrett_sound_map); - ttsound.add_route(ALL_OUTPUTS, "lspeaker", 1.0); - ttsound.add_route(ALL_OUTPUTS, "rspeaker", 1.0); -} - - - - /************************************* - * - * ROM definition - * - *************************************/ - -ROM_START( turrett ) - ROM_REGION( 0x200000, "maincpu", 0 ) - ROM_LOAD32_BYTE( "turret.u13", 0x000000, 0x080000, CRC(85287007) SHA1(990b954905c66340d3e88918b2f8cc7f1b9c7cf4) ) - ROM_LOAD32_BYTE( "turret.u12", 0x000001, 0x080000, CRC(a2a498fc) SHA1(47f2c9c9f2496b49fd923acb400166e963095e1d) ) - ROM_LOAD32_BYTE( "turret.u8", 0x000002, 0x080000, CRC(ddff4898) SHA1(a8f859a0dcab8ec83fbfe255d58b3e644933b923) ) - ROM_LOAD32_BYTE( "turret.u7", 0x000003, 0x080000, CRC(fa8b5a5a) SHA1(658e9eeadc9c70185973470565d562c76f4fcdd7) ) - - DISK_REGION( "ata:0:hdd:image" ) - /// According to http://personal.inet.fi/cool/lwgt/myoldvdr/V40ProductManual.pdf - /// The drive should have CYLS:38869, HEADS:16, SECS:63, Total Units:39,179,952 - /// We are missing 13482 sectors and we have to adjust the LBA by 63 sectors for - /// the game to work. - DISK_IMAGE( "turrett", 0, BAD_DUMP SHA1(b0c98c5876870dd8b3e37a38fe35846c9e011df4) ) -ROM_END - - - -/************************************* - * - * Game driver - * - *************************************/ - -GAME( 2001, turrett, 0, turrett, turrett, turrett_state, empty_init, ROT0, "Dell Electronics (Namco license)", "Turret Tower", 0 ) |