// license:BSD-3-Clause // copyright-holders:David Haywood /****************************************************************************** Leapfrog IQuest has LCD display, resolution unknown *******************************************************************************/ #include "emu.h" #include "cpu/mcs51/mcs51.h" #include "bus/generic/slot.h" #include "bus/generic/carts.h" #include "screen.h" #include "softlist.h" #include "speaker.h" #include "screen.h" class leapfrog_iquest_state : public driver_device { public: leapfrog_iquest_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag) , m_maincpu(*this, "maincpu") , m_cart(*this, "cartslot") , m_screen(*this, "screen") , m_cart_region(nullptr) { } void leapfrog_iquest(machine_config &config); private: virtual void machine_start() override; virtual void machine_reset() override; void prog_map(address_map &map); void ext_map(address_map &map); uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect); DECLARE_DEVICE_IMAGE_LOAD_MEMBER(cart_load); required_device m_maincpu; required_device m_cart; required_device m_screen; memory_region *m_cart_region; }; void leapfrog_iquest_state::machine_start() { // if there's a cart, override the standard mapping if (m_cart && m_cart->exists()) { m_cart_region = memregion(std::string(m_cart->tag()) + GENERIC_ROM_REGION_TAG); } } void leapfrog_iquest_state::machine_reset() { } void leapfrog_iquest_state::prog_map(address_map &map) { map(0x0000, 0xffff).rom().region("maincpu", 0x10000); // TODO: banking } void leapfrog_iquest_state::ext_map(address_map &map) { } DEVICE_IMAGE_LOAD_MEMBER(leapfrog_iquest_state::cart_load) { uint32_t size = m_cart->common_get_size("rom"); m_cart->rom_alloc(size, GENERIC_ROM16_WIDTH, ENDIANNESS_LITTLE); m_cart->common_load_rom(m_cart->get_rom_base(), size, "rom"); return image_init_result::PASS; } static INPUT_PORTS_START( leapfrog_iquest ) INPUT_PORTS_END uint32_t leapfrog_iquest_state::screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect) { return 0; } void leapfrog_iquest_state::leapfrog_iquest(machine_config &config) { I8032(config, m_maincpu, 96000000/10); // unknown clock m_maincpu->set_addrmap(AS_PROGRAM, &leapfrog_iquest_state::prog_map); m_maincpu->set_addrmap(AS_IO, &leapfrog_iquest_state::ext_map); SCREEN(config, m_screen, SCREEN_TYPE_RASTER); m_screen->set_refresh_hz(60); m_screen->set_vblank_time(ATTOSECONDS_IN_USEC(10)); m_screen->set_size(160, 160); m_screen->set_visarea(0, 160-1, 0, 160-1); m_screen->set_screen_update(FUNC(leapfrog_iquest_state::screen_update)); //m_screen->screen_vblank().set(FUNC(leapfrog_iquest_state::screen_vblank)); GENERIC_CARTSLOT(config, m_cart, generic_plain_slot, "leapfrog_iquest_cart"); m_cart->set_width(GENERIC_ROM16_WIDTH); m_cart->set_device_load(FUNC(leapfrog_iquest_state::cart_load)); SOFTWARE_LIST(config, "cart_list").set_original("leapfrog_iquest_cart"); } ROM_START( iquest ) ROM_REGION( 0x400000, "maincpu", ROMREGION_ERASEFF ) ROM_LOAD( "iquest.bin", 0x000000, 0x400000, CRC(f785dc4e) SHA1(ec002c18df536737334fe6b7db0e7342bad7b66b)) ROM_END // year, name, parent, compat, machine, input, class, init, company, fullname, flags CONS( 200?, iquest, 0, 0, leapfrog_iquest, leapfrog_iquest, leapfrog_iquest_state, empty_init, "LeapFrog", "IQuest (US)", MACHINE_IS_SKELETON )