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author angelosa <lordkale4@gmail.com>2024-11-16 13:47:34 +0100
committer angelosa <lordkale4@gmail.com>2024-11-16 13:47:34 +0100
commit0ad43410f69876982535ee272113550a528261d1 (patch)
tree11e2f51f55c1ec7e942d2aaf4ff3521d596e385f /src/devices/bus
parentf0080fce5481a82120399a2b1071cf53e7b59e80 (diff)
bus/isa/svga_tseng: add ET4000/W32i variant
Diffstat (limited to 'src/devices/bus')
-rw-r--r--src/devices/bus/isa/isa_cards.cpp1
-rw-r--r--src/devices/bus/isa/svga_tseng.cpp129
-rw-r--r--src/devices/bus/isa/svga_tseng.h27
3 files changed, 115 insertions, 42 deletions
diff --git a/src/devices/bus/isa/isa_cards.cpp b/src/devices/bus/isa/isa_cards.cpp
index 95e4fb6e657..720b6b49d3a 100644
--- a/src/devices/bus/isa/isa_cards.cpp
+++ b/src/devices/bus/isa/isa_cards.cpp
@@ -217,6 +217,7 @@ void pc_isa16_cards(device_slot_interface &device)
device.option_add("pvga1a_jk", ISA16_PVGA1A_JK);
device.option_add("svga_et4k", ISA16_SVGA_ET4K);
device.option_add("svga_et4k_kasan16", ISA16_SVGA_ET4K_KASAN16);
+ device.option_add("svga_et4kw32i", ISA16_SVGA_ET4K_W32I);
device.option_add("wd90c00_jk", ISA16_WD90C00_JK);
device.option_add("wd90c11_lr", ISA16_WD90C11_LR);
device.option_add("wd90c30_lr", ISA16_WD90C30_LR);
diff --git a/src/devices/bus/isa/svga_tseng.cpp b/src/devices/bus/isa/svga_tseng.cpp
index 298dee2ee9e..e48a4004ca9 100644
--- a/src/devices/bus/isa/svga_tseng.cpp
+++ b/src/devices/bus/isa/svga_tseng.cpp
@@ -12,6 +12,19 @@
#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) )
@@ -21,20 +34,17 @@
* ROM_LOAD("et4000.bin.other", 0xc0000, 0x8000, CRC(f01e4be0) SHA1(95d75ff41bcb765e50bd87a8da01835fd0aa01d5) )
*/
ROM_START( et4000 )
- ROM_REGION(0x8000,"et4000", 0)
+ 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
-//**************************************************************************
-// 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")
-
+const tiny_rom_entry *isa16_svga_et4k_device::device_rom_region() const
+{
+ return ROM_NAME( et4000 );
+}
//-------------------------------------------------
// device_add_mconfig - add device configuration
@@ -51,15 +61,6 @@ void isa16_svga_et4k_device::device_add_mconfig(machine_config &config)
m_vga->set_vram_size(0x100000);
}
-//-------------------------------------------------
-// rom_region - device-specific ROM region
-//-------------------------------------------------
-
-const tiny_rom_entry *isa16_svga_et4k_device::device_rom_region() const
-{
- return ROM_NAME( et4000 );
-}
-
//**************************************************************************
// LIVE DEVICE
//**************************************************************************
@@ -89,9 +90,8 @@ void isa16_svga_et4k_device::device_start()
{
set_isa_device();
- map_io();
- map_ram();
- map_rom();
+ remap(AS_PROGRAM, 0, 0xfffff);
+ remap(AS_IO, 0, 0x3ff);
}
//-------------------------------------------------
@@ -111,11 +111,11 @@ 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)
@@ -123,21 +123,6 @@ void isa16_svga_et4k_device::io_isa_map(address_map &map)
map(0x00, 0x2f).m(m_vga, FUNC(tseng_vga_device::io_map));
}
-void isa16_svga_et4k_device::map_io()
-{
- m_isa->install_device(0x03b0, 0x03df, *this, &isa16_svga_et4k_device::io_isa_map);
-}
-
-void isa16_svga_et4k_device::map_ram()
-{
- 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)));
-}
-
-void isa16_svga_et4k_device::map_rom()
-{
- m_isa->install_rom(this, 0xc0000, 0xc7fff, "et4000");
-}
-
/*
* Korean cards
*
@@ -151,7 +136,7 @@ isa16_svga_et4k_kasan16_device::isa16_svga_et4k_kasan16_device(const machine_con
}
ROM_START( kasan16 )
- ROM_REGION(0x8000,"et4000", 0)
+ 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) )
@@ -163,3 +148,69 @@ 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")
+ 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(tseng_vga_device::screen_update));
+
+ // TODO: bump me up
+ TSENG_VGA(config, m_vga, 0);
+ m_vga->set_screen("screen");
+ m_vga->set_vram_size(0x400000);
+}
+
+void isa16_svga_et4k_w32i_device::device_start()
+{
+ set_isa_device();
+
+ remap(AS_PROGRAM, 0, 0xfffff);
+ remap(AS_IO, 0, 0x3ff);
+}
+
+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)));
+ 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_w32i_device::io_isa_map);
+ }
+}
+
+void isa16_svga_et4k_w32i_device::io_isa_map(address_map &map)
+{
+ map(0x00, 0x2f).m(m_vga, FUNC(tseng_vga_device::io_map));
+}
+
diff --git a/src/devices/bus/isa/svga_tseng.h b/src/devices/bus/isa/svga_tseng.h
index 081f0033ab0..bb1898d01a9 100644
--- a/src/devices/bus/isa/svga_tseng.h
+++ b/src/devices/bus/isa/svga_tseng.h
@@ -44,9 +44,6 @@ protected:
void io_isa_map(address_map &map) ATTR_COLD;
private:
- void map_io();
- void map_ram();
- void map_rom();
required_device<tseng_vga_device> m_vga;
};
@@ -63,8 +60,32 @@ private:
required_region_ptr<uint8_t> m_hangul_rom;
};
+class isa16_svga_et4k_w32i_device :
+ public device_t,
+ public device_isa16_card_interface
+{
+public:
+ isa16_svga_et4k_w32i_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+ virtual void remap(int space_id, offs_t start, offs_t end) override;
+
+protected:
+ virtual void device_start() override ATTR_COLD;
+ virtual void device_reset() override ATTR_COLD;
+
+ virtual void device_add_mconfig(machine_config &config) override ATTR_COLD;
+ virtual const tiny_rom_entry *device_rom_region() const override ATTR_COLD;
+
+ void io_isa_map(address_map &map) ATTR_COLD;
+
+private:
+ required_device<tseng_vga_device> m_vga;
+};
+
+
// device type definition
DECLARE_DEVICE_TYPE(ISA16_SVGA_ET4K, isa16_svga_et4k_device)
DECLARE_DEVICE_TYPE(ISA16_SVGA_ET4K_KASAN16, isa16_svga_et4k_kasan16_device)
+DECLARE_DEVICE_TYPE(ISA16_SVGA_ET4K_W32I, isa16_svga_et4k_w32i_device)
#endif // MAME_BUS_ISA_SVGA_TSENG_H