void tutor_state::machine_start() { std::string region_tag; m_cart_rom = memregion(region_tag.assign(m_cart->tag()).append(GENERIC_ROM_REGION_TAG).c_str()); m_tape_interrupt_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(tutor_state::tape_interrupt_handler),this)); m_bank1->configure_entry(0, memregion("maincpu")->base() + 0x4000); m_bank1->set_entry(0); m_bank2->configure_entry(0, memregion("maincpu")->base() + 0x8000); m_bank2->set_entry(0); if (m_cart_rom) { if (m_cart_rom->bytes() > 0x4000) { m_bank1_switching = 1; m_bank1->configure_entry(1, m_cart_rom->base()); m_bank1->set_entry(1); m_bank2->configure_entry(1, m_cart_rom->base() + 0x4000); m_bank2->set_entry(1); } else { m_bank2->configure_entry(1, m_cart_rom->base()); m_bank2->set_entry(1); } } }
void skimaxx_state::video_start() { m_bg_buffer = std::make_unique<u32[]>(0x400 * 0x100 * sizeof(u16) / sizeof(u32) * 2); // 2 buffers m_bg_buffer_back = m_bg_buffer.get() + 0x400 * 0x100 * sizeof(u16) / sizeof(u32) * 0; m_bg_buffer_front = m_bg_buffer.get() + 0x400 * 0x100 * sizeof(u16) / sizeof(u32) * 1; m_bgrambank->configure_entry(0, m_bg_buffer_back); m_bgrambank->configure_entry(1, m_bg_buffer_front); save_item(NAME(m_blitter_src_x)); save_item(NAME(m_blitter_src_y)); save_item(NAME(m_blitter_src_dx)); save_item(NAME(m_blitter_src_dy)); }
void iq151_state::machine_start() { uint8_t *RAM = memregion("maincpu")->base(); m_boot_bank->configure_entry(0, RAM + 0xf800); m_boot_bank->configure_entry(1, RAM + 0x0000); }