// license:BSD-3-Clause // copyright-holders:David Haywood /********************************************************************* Similar to https://www.youtube.com/watch?v=FmyR-kL-QWo base unit contains 1x Toshiba TMP90C845AF 1x SANYO LC21003 BLA5 3x SEC C941A KS0108B 1x Toshiba T9842B (system has no bios ROM) Cart sizes: 1MB, 2MB, 4MB ********************************************************************/ #include "emu.h" #include "cpu/tlcs90/tlcs90.h" #include "bus/generic/slot.h" #include "bus/generic/carts.h" #include "screen.h" #include "softlist.h" class pockchalv1_state : public driver_device { public: pockchalv1_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_cart(*this, "cartslot") { } virtual void machine_start() override; virtual void machine_reset() override; virtual void video_start() override; uint32_t screen_update_pockchalv1(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect); required_device m_maincpu; required_device m_cart; uint32_t m_rom_size; DECLARE_DEVICE_IMAGE_LOAD_MEMBER(pockchalv1_cart); void pockchalv1(machine_config &config); void pockchalv1_map(address_map &map); }; DEVICE_IMAGE_LOAD_MEMBER( pockchalv1_state, pockchalv1_cart ) { m_rom_size = m_cart->common_get_size("rom"); m_cart->rom_alloc(m_rom_size, GENERIC_ROM8_WIDTH, ENDIANNESS_LITTLE); m_cart->common_load_rom(m_cart->get_rom_base(), m_rom_size, "rom"); return image_init_result::PASS; } void pockchalv1_state::video_start() { } uint32_t pockchalv1_state::screen_update_pockchalv1(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect) { return 0; } void pockchalv1_state::pockchalv1_map(address_map &map) { map(0xc000, 0xffff).ram(); } static INPUT_PORTS_START( pockchalv1 ) INPUT_PORTS_END void pockchalv1_state::machine_start() { address_space &space = m_maincpu->space(AS_PROGRAM); if (m_cart->exists()) space.install_read_handler(0x0000, 0x7fff, read8_delegate(FUNC(generic_slot_device::read_rom),(generic_slot_device*)m_cart)); } void pockchalv1_state::machine_reset() { } MACHINE_CONFIG_START(pockchalv1_state::pockchalv1) /* basic machine hardware */ MCFG_DEVICE_ADD("maincpu", TMP90845,8000000) /* ? MHz */ MCFG_DEVICE_PROGRAM_MAP(pockchalv1_map) // MCFG_DEVICE_VBLANK_INT_DRIVER("screen", pockchalv1_state, irq0_line_hold) // wrong, it's a b&w / greyscale thing MCFG_PALETTE_ADD("palette", 0x100) MCFG_PALETTE_FORMAT(xxxxRRRRGGGGBBBB) MCFG_PALETTE_ENDIANNESS(ENDIANNESS_BIG) /* video hardware */ MCFG_SCREEN_ADD("screen", RASTER) MCFG_SCREEN_REFRESH_RATE(60) MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(0)) MCFG_SCREEN_SIZE(256, 256) MCFG_SCREEN_VISIBLE_AREA(0, 256-1, 16, 256-16-1) MCFG_SCREEN_UPDATE_DRIVER(pockchalv1_state, screen_update_pockchalv1) MCFG_SCREEN_PALETTE("palette") MCFG_GENERIC_CARTSLOT_ADD("cartslot", generic_plain_slot, "pockchalw_cart") MCFG_GENERIC_EXTENSIONS("bin") MCFG_GENERIC_LOAD(pockchalv1_state, pockchalv1_cart) MCFG_GENERIC_MANDATORY MCFG_SOFTWARE_LIST_COMPATIBLE_ADD("pc1_list","pockchalw") MACHINE_CONFIG_END ROM_START( pockchal ) ROM_END // YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS CONS( 199?, pockchal, 0, 0, pockchalv1, pockchalv1, pockchalv1_state, empty_init, "Benesse Corporation", "Pocket Challenge W (Japan)", MACHINE_NOT_WORKING | MACHINE_NO_SOUND )