diff options
Diffstat (limited to 'src/devices/bus/isa/svga_tseng.cpp')
-rw-r--r-- | src/devices/bus/isa/svga_tseng.cpp | 190 |
1 files changed, 145 insertions, 45 deletions
diff --git a/src/devices/bus/isa/svga_tseng.cpp b/src/devices/bus/isa/svga_tseng.cpp index 354643fd96d..4ee430108eb 100644 --- a/src/devices/bus/isa/svga_tseng.cpp +++ b/src/devices/bus/isa/svga_tseng.cpp @@ -4,47 +4,61 @@ ISA SVGA Tseng wrapper + TODO: + - Implement Korean font ROM for Kasan 16 + ***************************************************************************/ #include "emu.h" #include "svga_tseng.h" -#include "video/pc_vga.h" - -#include "screen.h" - -ROM_START( et4000 ) - ROM_REGION(0x8000,"et4000", 0) - ROM_LOAD("et4000.bin", 0x00000, 0x8000, CRC(f1e817a8) SHA1(945d405b0fb4b8f26830d495881f8587d90e5ef9) ) -ROM_END //************************************************************************** // GLOBAL VARIABLES //************************************************************************** -DEFINE_DEVICE_TYPE(ISA8_SVGA_ET4K, isa8_svga_et4k_device, "et4000", "SVGA Tseng ET4000 Graphics Card") - +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") //------------------------------------------------- -// device_add_mconfig - add device configuration +// rom_region - device-specific ROM region //------------------------------------------------- -void isa8_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("vga", FUNC(tseng_vga_device::screen_update)); +/* + * (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 - TSENG_VGA(config, "vga", 0).set_screen("screen"); +const tiny_rom_entry *isa16_svga_et4k_device::device_rom_region() const +{ + return ROM_NAME( et4000 ); } //------------------------------------------------- -// rom_region - device-specific ROM region +// device_add_mconfig - add device configuration //------------------------------------------------- -const tiny_rom_entry *isa8_svga_et4k_device::device_rom_region() const +void isa16_svga_et4k_device::device_add_mconfig(machine_config &config) { - return ROM_NAME( et4000 ); + 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); } //************************************************************************** @@ -52,37 +66,39 @@ const tiny_rom_entry *isa8_svga_et4k_device::device_rom_region() const //************************************************************************** //------------------------------------------------- -// isa8_vga_device - constructor +// isa16_vga_device - constructor //------------------------------------------------- -isa8_svga_et4k_device::isa8_svga_et4k_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) : - device_t(mconfig, ISA8_SVGA_ET4K, tag, owner, clock), - device_isa8_card_interface(mconfig, *this), - m_vga(nullptr) +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 //------------------------------------------------- -READ8_MEMBER(isa8_svga_et4k_device::input_port_0_r ) { return 0xff; } //return machine().root_device().ioport("IN0")->read(); } +uint8_t isa16_svga_et4k_device::input_port_0_r() { return 0xff; } //return machine().root_device().ioport("IN0")->read(); } -void isa8_svga_et4k_device::device_start() +void isa16_svga_et4k_device::device_start() { set_isa_device(); - m_vga = subdevice<tseng_vga_device>("vga"); - - map_io(); - map_ram(); - map_rom(); + remap(AS_PROGRAM, 0, 0xfffff); + remap(AS_IO, 0, 0x3ff); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- -void isa8_svga_et4k_device::device_reset() +void isa16_svga_et4k_device::device_reset() { } @@ -91,30 +107,114 @@ void isa8_svga_et4k_device::device_reset() // could have unmapped it //------------------------------------------------- -void isa8_svga_et4k_device::remap(int space_id, offs_t start, offs_t end) +void isa16_svga_et4k_device::remap(int space_id, offs_t start, offs_t end) { if (space_id == AS_PROGRAM) { - map_ram(); - map_rom(); + 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) - map_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 ); } -void isa8_svga_et4k_device::map_io() +/* + * 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") { - m_isa->install_device(0x3b0, 0x3bf, read8_delegate(FUNC(tseng_vga_device::port_03b0_r), m_vga), write8_delegate(FUNC(tseng_vga_device::port_03b0_w), m_vga)); - m_isa->install_device(0x3c0, 0x3cf, read8_delegate(FUNC(tseng_vga_device::port_03c0_r), m_vga), write8_delegate(FUNC(tseng_vga_device::port_03c0_w), m_vga)); - m_isa->install_device(0x3d0, 0x3df, read8_delegate(FUNC(tseng_vga_device::port_03d0_r), m_vga), write8_delegate(FUNC(tseng_vga_device::port_03d0_w), m_vga)); } -void isa8_svga_et4k_device::map_ram() + +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 { - m_isa->install_memory(0xa0000, 0xbffff, read8_delegate(FUNC(tseng_vga_device::mem_r), m_vga), write8_delegate(FUNC(tseng_vga_device::mem_w), m_vga)); + return ROM_NAME( et4kw32i ); } -void isa8_svga_et4k_device::map_rom() +void isa16_svga_et4k_w32i_device::device_add_mconfig(machine_config &config) { - m_isa->install_rom(this, 0xc0000, 0xc7fff, "et4000", "et4000"); + 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)); +} + |