diff options
Diffstat (limited to 'src/mame/drivers/tvboy.cpp')
-rw-r--r-- | src/mame/drivers/tvboy.cpp | 185 |
1 files changed, 185 insertions, 0 deletions
diff --git a/src/mame/drivers/tvboy.cpp b/src/mame/drivers/tvboy.cpp new file mode 100644 index 00000000000..ef33f7b2b60 --- /dev/null +++ b/src/mame/drivers/tvboy.cpp @@ -0,0 +1,185 @@ +// license:BSD-3-Clause +// copyright-holders:David Shah +/*************************************************************************** + + Systema TV Boy Driver + +TODO: +- Find, dump and add the other devices (TV Boy, Super TV Boy) +- Add NTSC variant +***************************************************************************/ + +#include "emu.h" + +#include "includes/a2600.h" +#include "machine/bankdev.h" + +#include "screen.h" +#include "softlist.h" +#include "speaker.h" + +class tvboy_state : public a2600_state +{ +public: + tvboy_state(const machine_config &mconfig, device_type type, const char *tag) + : a2600_state(mconfig, type, tag) + , m_crom(*this, "crom") + , m_bank0(*this, "bank0") + , m_rom(*this, "mainrom") {}; + + DECLARE_WRITE8_MEMBER(bank_write); + + void tvboyii(machine_config &config); + void supertvboy(machine_config &config); + +private: + required_device<address_map_bank_device> m_crom; + required_memory_bank m_bank0; + + required_region_ptr<uint8_t> m_rom; + + virtual void machine_start() override; + virtual void machine_start_tvboyii(); + virtual void machine_start_supertvboy(); + + virtual void machine_reset() override; +}; + +void tvboy_state::machine_start_tvboyii() { + machine_start(); +} + +void tvboy_state::machine_start_supertvboy() { + machine_start(); +} + +void tvboy_state::machine_start() { + m_crom->set_bank(0); + m_bank0->configure_entries(0, 128, &m_rom[0x00000], 0x1000); +} + +void tvboy_state::machine_reset() { + m_bank0->set_entry(0); + a2600_state::machine_reset(); +} + +WRITE8_MEMBER(tvboy_state::bank_write) { + logerror("banking (?) write %04x, %02x\n", offset, data); + if((offset & 0xFF00) == 0x0800) + m_bank0->set_entry(data); +} + +static ADDRESS_MAP_START(tvboy_mem, AS_PROGRAM, 8, tvboy_state ) // 6507 has 13-bit address space, 0x0000 - 0x1fff + AM_RANGE(0x0000, 0x007f) AM_MIRROR(0x0f00) AM_DEVREADWRITE("tia_video", tia_video_device, read, write) + AM_RANGE(0x0080, 0x00ff) AM_MIRROR(0x0d00) AM_RAM AM_SHARE("riot_ram") +#if USE_NEW_RIOT + AM_RANGE(0x0280, 0x029f) AM_MIRROR(0x0d00) AM_DEVICE("riot", mos6532_t, io_map) +#else + AM_RANGE(0x0280, 0x029f) AM_MIRROR(0x0d00) AM_DEVREADWRITE("riot", riot6532_device, read, write) +#endif + AM_RANGE(0x1000, 0x1fff) AM_WRITE(bank_write) + AM_RANGE(0x1000, 0x1fff) AM_DEVICE("crom", address_map_bank_device, amap8) +ADDRESS_MAP_END + +static ADDRESS_MAP_START( rom_map, AS_PROGRAM, 8, tvboy_state ) + AM_RANGE(0x0000, 0x0fff) AM_ROMBANK("bank0") +ADDRESS_MAP_END + +#define MASTER_CLOCK_PAL 3546894 + + +MACHINE_CONFIG_START(tvboy_state::tvboyii) + /* basic machine hardware */ + MCFG_CPU_ADD("maincpu", M6507, MASTER_CLOCK_PAL / 3) + MCFG_CPU_PROGRAM_MAP(tvboy_mem) + + MCFG_DEVICE_ADD("crom", ADDRESS_MAP_BANK, 0) + MCFG_DEVICE_PROGRAM_MAP(rom_map) + MCFG_ADDRESS_MAP_BANK_ENDIANNESS(ENDIANNESS_LITTLE) + MCFG_ADDRESS_MAP_BANK_DATA_WIDTH(8) + MCFG_ADDRESS_MAP_BANK_ADDR_WIDTH(12) + MCFG_ADDRESS_MAP_BANK_STRIDE(0x1000) + + MCFG_M6502_DISABLE_DIRECT() + + MCFG_MACHINE_START_OVERRIDE(tvboy_state, tvboyii) + + /* video hardware */ + MCFG_DEVICE_ADD("tia_video", TIA_PAL_VIDEO, 0) + MCFG_TIA_READ_INPUT_PORT_CB(READ16(tvboy_state, a2600_read_input_port)) + MCFG_TIA_DATABUS_CONTENTS_CB(READ8(tvboy_state, a2600_get_databus_contents)) + MCFG_TIA_VSYNC_CB(WRITE16(tvboy_state, a2600_tia_vsync_callback_pal)) + + + MCFG_SCREEN_ADD("screen", RASTER) + MCFG_SCREEN_RAW_PARAMS( MASTER_CLOCK_PAL, 228, 26, 26 + 160 + 16, 312, 32, 32 + 228 + 31 ) + MCFG_SCREEN_UPDATE_DEVICE("tia_video", tia_video_device, screen_update) + MCFG_SCREEN_PALETTE("tia_video:palette") + + /* sound hardware */ + MCFG_SPEAKER_STANDARD_MONO("mono") + MCFG_SOUND_TIA_ADD("tia", MASTER_CLOCK_PAL/114) + MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.90) + + /* devices */ +#if USE_NEW_RIOT + MCFG_DEVICE_ADD("riot", MOS6532n, MASTER_CLOCK_PAL / 3) + MCFG_MOS6530n_IN_PA_CB(READ8(tvboy_state, switch_A_r)) + MCFG_MOS6530n_OUT_PA_CB(WRITE8(tvboy_state, switch_A_w)) + MCFG_MOS6530n_IN_PB_CB(READ8(tvboy_state, riot_input_port_8_r)) + MCFG_MOS6530n_OUT_PB_CB(WRITE8(tvboy_state, switch_B_w)) + MCFG_MOS6530n_IRQ_CB(WRITELINE(tvboy_state, irq_callback)) +#else + MCFG_DEVICE_ADD("riot", RIOT6532, MASTER_CLOCK_PAL / 3) + MCFG_RIOT6532_IN_PA_CB(READ8(tvboy_state, switch_A_r)) + MCFG_RIOT6532_OUT_PA_CB(WRITE8(tvboy_state, switch_A_w)) + MCFG_RIOT6532_IN_PB_CB(READ8(tvboy_state, riot_input_port_8_r)) + MCFG_RIOT6532_OUT_PB_CB(WRITE8(tvboy_state, switch_B_w)) + MCFG_RIOT6532_IRQ_CB(WRITELINE(tvboy_state, irq_callback)) +#endif + + MCFG_VCS_CONTROL_PORT_ADD(CONTROL1_TAG, vcs_control_port_devices, "joy") + MCFG_VCS_CONTROL_PORT_ADD(CONTROL2_TAG, vcs_control_port_devices, nullptr) + +MACHINE_CONFIG_END + +MACHINE_CONFIG_DERIVED(tvboy_state::supertvboy, tvboyii) +MACHINE_CONFIG_END + +static INPUT_PORTS_START( tvboyii ) + PORT_START("SWB") + PORT_BIT( 0x01, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Reset Game") PORT_CODE(KEYCODE_2) + PORT_BIT( 0x02, IP_ACTIVE_LOW, IPT_OTHER ) PORT_NAME("Select Game") PORT_CODE(KEYCODE_1) + PORT_BIT ( 0x04, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_DIPNAME( 0x08, 0x08, "TV Type" ) PORT_CODE(KEYCODE_C) PORT_TOGGLE + PORT_DIPSETTING( 0x08, "Color" ) + PORT_DIPSETTING( 0x00, "B&W" ) + PORT_BIT ( 0x10, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_BIT ( 0x20, IP_ACTIVE_LOW, IPT_UNUSED ) + PORT_DIPNAME( 0x40, 0x00, "Left Diff. Switch" ) PORT_CODE(KEYCODE_3) PORT_TOGGLE + PORT_DIPSETTING( 0x40, "A" ) + PORT_DIPSETTING( 0x00, "B" ) + PORT_DIPNAME( 0x80, 0x00, "Right Diff. Switch" ) PORT_CODE(KEYCODE_4) PORT_TOGGLE + PORT_DIPSETTING( 0x80, "A" ) + PORT_DIPSETTING( 0x00, "B" ) +INPUT_PORTS_END + +ROM_START( tvboyii ) + ROM_REGION( 0x2000, "maincpu", ROMREGION_ERASEFF ) + + ROM_REGION( 0x80000, "mainrom", 0 ) + ROM_LOAD( "HY23400P.bin", 0x00000, 0x80000, CRC(f8485173) SHA1(cafbaa0c5437f192cb4fb49f9a672846aa038870) ) +ROM_END + + +ROM_START( supertvboy ) + ROM_REGION( 0x2000, "maincpu", ROMREGION_ERASEFF ) + + ROM_REGION( 0x80000, "mainrom", 0 ) + ROM_LOAD( "supertvboy.bin", 0x00000, 0x80000, CRC(af2e73e8) SHA1(04b9ddc3b30b0e5b81b9f868d455e902a0151491) ) +ROM_END + + +/* YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME */ +CONS( 199?, tvboyii, a2600, 0, tvboyii, tvboyii, tvboy_state, 0, "Systema", "TV Boy II (PAL)" , MACHINE_SUPPORTS_SAVE ) +CONS( 1995, supertvboy, a2600, 0, supertvboy, tvboyii, tvboy_state, 0, "Akor", "Super TV Boy" , MACHINE_SUPPORTS_SAVE ) |