// license:BSD-3-Clause // copyright-holders:Barry Rodewald /*************************************************************************** ISA SVGA Tseng wrapper TODO: - Implement Korean font ROM for Kasan 16 ***************************************************************************/ #include "emu.h" #include "svga_tseng.h" //************************************************************************** // GLOBAL VARIABLES //************************************************************************** DEFINE_DEVICE_TYPE(ISA16_SVGA_ET4K, isa16_svga_et4k_device, "et4000", "SVGA Tseng ET4000AX Graphics Card") DEFINE_DEVICE_TYPE(ISA16_SVGA_ET4K_KASAN16, isa16_svga_et4k_kasan16_device, "et4000_kasan16", "SVGA Kasan Hangulmadang-16 ET4000AX Graphics Card") DEFINE_DEVICE_TYPE(ISA16_SVGA_ET4K_W32I, isa16_svga_et4k_w32i_device, "et4kw32i", "SVGA Tseng ET4000/W32i Graphics Card") //------------------------------------------------- // rom_region - device-specific ROM region //------------------------------------------------- /* * (tseng labs famous et4000 isa vga card (oem)) * ROM_LOAD("et4000b.bin", 0xc0000, 0x8000, CRC(a903540d) SHA1(unknown) ) * * Version "8.06X 04/15/92" (yay for semver) * Tested, draws corrupted GFX, likely bad * ROM_LOAD("et4000.bin.other", 0xc0000, 0x8000, CRC(f01e4be0) SHA1(95d75ff41bcb765e50bd87a8da01835fd0aa01d5) ) */ ROM_START( et4000 ) ROM_REGION(0x8000,"vga_rom", 0) ROM_SYSTEM_BIOS(0, "v801x", "Tseng Version 8.01X 04/07/93") ROMX_LOAD("et4000.bin", 0x00000, 0x8000, CRC(f1e817a8) SHA1(945d405b0fb4b8f26830d495881f8587d90e5ef9), ROM_BIOS(0) ) ROM_SYSTEM_BIOS(1, "v800x", "ColorImage Version 8.00X 09/18/90") ROMX_LOAD("cvet4kax.bin", 0x00000, 0x8000, CRC(a3ab496c) SHA1(8644b4178cd0e841139bfa06c9da493dd74d22e8), ROM_BIOS(1) ) ROM_END const tiny_rom_entry *isa16_svga_et4k_device::device_rom_region() const { return ROM_NAME( et4000 ); } //------------------------------------------------- // device_add_mconfig - add device configuration //------------------------------------------------- void isa16_svga_et4k_device::device_add_mconfig(machine_config &config) { screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(25.175_MHz_XTAL, 800, 0, 640, 524, 0, 480); screen.set_screen_update(m_vga, FUNC(tseng_vga_device::screen_update)); TSENG_VGA(config, m_vga, 0); m_vga->set_screen("screen"); m_vga->set_vram_size(1*1024*1024); } //************************************************************************** // LIVE DEVICE //************************************************************************** //------------------------------------------------- // isa16_vga_device - constructor //------------------------------------------------- isa16_svga_et4k_device::isa16_svga_et4k_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : isa16_svga_et4k_device(mconfig, ISA16_SVGA_ET4K, tag, owner, clock) { } isa16_svga_et4k_device::isa16_svga_et4k_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, type, tag, owner, clock) , device_isa16_card_interface(mconfig, *this) , m_vga(*this, "vga") { } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- uint8_t isa16_svga_et4k_device::input_port_0_r() { return 0xff; } //return machine().root_device().ioport("IN0")->read(); } void isa16_svga_et4k_device::device_start() { set_isa_device(); remap(AS_PROGRAM, 0, 0xfffff); remap(AS_IO, 0, 0x3ff); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void isa16_svga_et4k_device::device_reset() { } //------------------------------------------------- // remap - remap ram/io since something // could have unmapped it //------------------------------------------------- void isa16_svga_et4k_device::remap(int space_id, offs_t start, offs_t end) { if (space_id == AS_PROGRAM) { m_isa->install_memory(0xa0000, 0xbffff, read8sm_delegate(*m_vga, FUNC(tseng_vga_device::mem_r)), write8sm_delegate(*m_vga, FUNC(tseng_vga_device::mem_w))); m_isa->install_rom(this, 0xc0000, 0xc7fff, "vga_rom"); } else if (space_id == AS_IO) m_isa->install_device(0x03b0, 0x03df, *this, &isa16_svga_et4k_device::io_isa_map); } void isa16_svga_et4k_device::io_isa_map(address_map &map) { map(0x00, 0x2f).m(m_vga, FUNC(tseng_vga_device::io_map)); } /* * Korean cards * * Same as regular ET4000AX with extra font I/Os */ isa16_svga_et4k_kasan16_device::isa16_svga_et4k_kasan16_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : isa16_svga_et4k_device(mconfig, ISA16_SVGA_ET4K_KASAN16, tag, owner, clock) , m_hangul_rom(*this, "hangul") { } ROM_START( kasan16 ) ROM_REGION(0x8000,"vga_rom", 0) ROM_SYSTEM_BIOS(0, "v802x", "Version 8.02X 06/13/90, Kasan BIOS Ver 1.0a 05/01/91") ROMX_LOAD("et4000_kasan16.bin", 0x00000, 0x8000, CRC(57bcc3ad) SHA1(a55e7eb27ef2b4f118ea2028835e88988f07cf57), ROM_BIOS(0) ) ROM_REGION(0x80000, "hangul", 0) ROM_LOAD("kasan_ksc5601.rom", 0x00000, 0x80000, CRC(a547c5ec) SHA1(1358feb2ccaca040a176bedc7c256ec481351b41) ) ROM_END const tiny_rom_entry *isa16_svga_et4k_kasan16_device::device_rom_region() const { return ROM_NAME( kasan16 ); } /* * ET4000/w32i */ isa16_svga_et4k_w32i_device::isa16_svga_et4k_w32i_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : device_t(mconfig, ISA16_SVGA_ET4K_W32I, tag, owner, clock) , device_isa16_card_interface(mconfig, *this) , m_vga(*this, "vga") { } ROM_START( et4kw32i ) ROM_REGION(0x8000,"vga_rom", 0) ROM_SYSTEM_BIOS(0, "v800n", "Tseng Version 8.00N 04/28/95 ISA 06/17/95") ROMX_LOAD("et4kw32i.vbi", 0x00000, 0x8000, CRC(14542962) SHA1(d5aee7205af8bd1fef0ecf1db2c07308a2b10b17), ROM_BIOS(0) ) ROM_END const tiny_rom_entry *isa16_svga_et4k_w32i_device::device_rom_region() const { return ROM_NAME( et4kw32i ); } void isa16_svga_et4k_w32i_device::device_add_mconfig(machine_config &config) { screen_device &screen(SCREEN(config, "screen", SCREEN_TYPE_RASTER)); screen.set_raw(25.175_MHz_XTAL, 800, 0, 640, 524, 0, 480); screen.set_screen_update(m_vga, FUNC(et4kw32i_vga_device::screen_update)); ET4KW32I_VGA(config, m_vga, 0); m_vga->set_screen("screen"); // 1MB default, 4MB max m_vga->set_vram_size(1*1024*1024); } void isa16_svga_et4k_w32i_device::device_start() { set_isa_device(); remap(AS_PROGRAM, 0, 0xfffff); remap(AS_IO, 0, 0xffff); } void isa16_svga_et4k_w32i_device::device_reset() { } void isa16_svga_et4k_w32i_device::remap(int space_id, offs_t start, offs_t end) { if (space_id == AS_PROGRAM) { m_isa->install_memory(0xa0000, 0xbffff, read8sm_delegate(*m_vga, FUNC(tseng_vga_device::mem_r)), write8sm_delegate(*m_vga, FUNC(tseng_vga_device::mem_w))); // TODO: can be disabled or narrowed thru TS Auxiliary Mode m_isa->install_rom(this, 0xc0000, 0xc7fff, "vga_rom"); } else if (space_id == AS_IO) { m_isa->install_device(0x0000, 0xffff, *this, &isa16_svga_et4k_w32i_device::io_isa_map); } } void isa16_svga_et4k_w32i_device::io_isa_map(address_map &map) { map(0x03b0, 0x03df).m(m_vga, FUNC(et4kw32i_vga_device::io_map)); // IOD controls mirroring map(0x210a, 0x210a).mirror(0x70).rw(m_vga, FUNC(et4kw32i_vga_device::acl_index_r), FUNC(et4kw32i_vga_device::acl_index_w)); map(0x210b, 0x210b).mirror(0x70).rw(m_vga, FUNC(et4kw32i_vga_device::acl_data_r), FUNC(et4kw32i_vga_device::acl_data_w)); }