1 // license:BSD-3-Clause 2 // copyright-holders:Ryan Holtz 3 #ifndef MAME_BUS_ISA_EX1280_H 4 #define MAME_BUS_ISA_EX1280_H 5 6 #pragma once 7 8 #include "isa.h" 9 #include "cpu/tms34010/tms34010.h" 10 #include "video/bt45x.h" 11 #include "screen.h" 12 13 //************************************************************************** 14 // TYPE DEFINITIONS 15 //************************************************************************** 16 17 // ======================> isa16_ex1280_device 18 19 class isa16_ex1280_device : public device_t, 20 public device_isa16_card_interface 21 { 22 public: 23 // construction/destruction 24 isa16_ex1280_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock); 25 26 // Flag non working features unemulated_features()27 static constexpr feature_type unemulated_features() { return feature::GRAPHICS | feature::PALETTE; } 28 29 protected: 30 // device-level overrides 31 virtual void device_start() override; 32 virtual void device_reset() override; 33 34 // optional information overrides 35 virtual void device_add_mconfig(machine_config &config) override; 36 virtual const tiny_rom_entry *device_rom_region() const override; 37 38 uint16_t vram_r(offs_t offset); 39 void vram_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); 40 uint16_t regs_r(offs_t offset, uint16_t mem_mask = ~0); 41 void regs_w(offs_t offset, uint16_t data, uint16_t mem_mask = ~0); 42 DECLARE_WRITE_LINE_MEMBER(vblank_w); 43 44 required_device<tms34010_device> m_cpu; 45 required_device<bt451_device> m_ramdac; 46 required_device<screen_device> m_screen; 47 48 TMS340X0_TO_SHIFTREG_CB_MEMBER(to_shiftreg); 49 TMS340X0_FROM_SHIFTREG_CB_MEMBER(from_shiftreg); 50 TMS340X0_SCANLINE_RGB32_CB_MEMBER(scanline_update); 51 52 void main_map(address_map &map); 53 54 std::vector<uint16_t> m_vram; 55 uint16_t m_flags; 56 }; 57 58 59 // device type definition 60 DECLARE_DEVICE_TYPE(ISA16_EX1280, isa16_ex1280_device) 61 62 #endif // MAME_BUS_ISA_EX1280_H 63