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isa/svga_paradise.cpp: add more (not working) wd90c00 dump, add new ISA option for WD90C11

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This commit is contained in:
angelosa 2023-07-08 16:55:42 +02:00
parent 9db3fe893c
commit ad3acad8c3
4 changed files with 100 additions and 5 deletions
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1
src/devices/bus/isa/isa_cards.cpp
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@ -223,6 +223,7 @@ void pc_isa16_cards(device_slot_interface &device)
device.option_add("pvga1a", ISA16_PVGA1A);
device.option_add("pvga1a_jk", ISA16_PVGA1A_JK);
device.option_add("wd90c00_jk", ISA16_WD90C00_JK);
device.option_add("wd90c11_lr", ISA16_WD90C11_LR);
device.option_add("3c505", ISA16_3C505);
device.option_add("mach64", ISA16_SVGA_MACH64);
device.option_add("sb16_lle", ISA16_SB16);

78
src/devices/bus/isa/svga_paradise.cpp
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@ -8,6 +8,15 @@ TODO:
- Add ISA8 and MCA variants for pvga1a_jk;
- Nokia NVGA2, wd90c00_jk: they don't boot, accesses areas $c6000-$c7fff
that aren't covered in current dumps;
\- Specifically they do:
000C03AB: cmp word ptr [10h],0h ; wd90c00 == 0x3000
000C03B0: 75 09 jne 0C03BBh
000C03B2: cmp byte ptr [12h],7Eh ; wd90c00 == 0x00
000C03B7: jne 0C03BBh
000C03B9: pop ds
000C03BA: ret
000C03BB: jmp 0FFFFh:0h ; reset machine
***************************************************************************/
@ -21,6 +30,7 @@ DEFINE_DEVICE_TYPE(ISA16_PVGA1A, isa16_pvga1a_device, "pvga1a", "Paradis
DEFINE_DEVICE_TYPE(ISA16_PVGA1A_JK, isa16_pvga1a_jk_device, "pvga1a_jk", "Paradise Systems PVGA1A-JK Graphics Card")
DEFINE_DEVICE_TYPE(ISA8_WD90C90_JK, isa8_wd90c90_jk_device, "wd90c90_jk", "Western Digital WD90C90-JK Graphics Card")
DEFINE_DEVICE_TYPE(ISA16_WD90C00_JK, isa16_wd90c00_jk_device, "wd90c00_jk", "Western Digital WD90C00-JK Graphics Card")
DEFINE_DEVICE_TYPE(ISA16_WD90C11_LR, isa16_wd90c11_lr_device, "wd90c11_lr", "Western Digital WD90C11-LR Graphics Card \"1024 CX\"")
isa16_pvga1a_device::isa16_pvga1a_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
@ -99,7 +109,7 @@ ROM_START( pvga1a_jk )
// "Paradise Basic VGA"?
ROM_SYSTEM_BIOS(0, "pvga1a_jk", "Paradise Systems PVGA1A-JK")
// BIOS.BIN 1xxxxxxxxxxxxxxx = 0xFF
ROMX_LOAD( "bios.bin", 0x000000, 0x08000, CRC(2bfe8adb) SHA1(afd8c33f24e28b025e43ae68d95fd6811659013b), ROM_BIOS(0) )
ROMX_LOAD( "bios.bin", 0x000000, 0x08000, CRC(2bfe8adb) SHA1(afd8c33f24e28b025e43ae68d95fd6811659013b), ROM_BIOS(0) )
ROM_IGNORE( 0x8000 )
// TODO: consider splitting if a good dump surfaces
ROM_SYSTEM_BIOS(1, "nvga2", "Nokia NVGA2")
@ -207,7 +217,15 @@ isa16_wd90c00_jk_device::isa16_wd90c00_jk_device(const machine_config &mconfig,
ROM_START( wd90c00_jk )
ROM_REGION(0x8000,"vga_rom", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS(0, "wd90c00_jk", "Western Digital WD90C00-JK")
ROMX_LOAD( "90c00jk-lh6673.vbi", 0x000000, 0x006000, BAD_DUMP CRC(595eda15) SHA1(a3d4a978f30a0669bcb4a74ce196fd7a798d456f), ROM_BIOS(0) )
// "vga bios western digital wd90c00 1989 (part 1).bin"
ROMX_LOAD( "wdh.bin", 0x000001, 0x004000, CRC(0f4c7aed) SHA1(bdcc298b863ea7f37b1352164107264a12030cb5), ROM_SKIP(1) | ROM_BIOS(0) )
ROMX_LOAD( "wdl.bin", 0x000000, 0x004000, CRC(6916523e) SHA1(
a4024e8a71b310fc95a37743bc255212c7dd73a5), ROM_SKIP(1) | ROM_BIOS(0) )
ROM_SYSTEM_BIOS(1, "wd90c00_jk_1", "Western Digital WD90C00-JK (alt)")
ROMX_LOAD( "wd90c00h.bin", 0x000001, 0x004000, CRC(b3279a8d) SHA1(d531c5e3d2c083190477b8d799dc5205c9357181), ROM_SKIP(1) | ROM_BIOS(1) )
ROMX_LOAD( "wd90c00l.bin", 0x000000, 0x004000, CRC(a4fdc1db) SHA1(9680ab2049a0fd49bb23eb0a08487518cb9fa861), ROM_SKIP(1) | ROM_BIOS(1) )
ROM_SYSTEM_BIOS(2, "wd90c00_jk_v", "Western Digital WD90C00-JK (alt .vbi)")
ROMX_LOAD( "90c00jk-lh6673.vbi", 0x000000, 0x006000, BAD_DUMP CRC(595eda15) SHA1(a3d4a978f30a0669bcb4a74ce196fd7a798d456f), ROM_BIOS(2) )
ROM_END
const tiny_rom_entry *isa16_wd90c00_jk_device::device_rom_region() const
@ -223,8 +241,8 @@ void isa16_wd90c00_jk_device::device_add_mconfig(machine_config &config)
WD90C00(config, m_vga, 0);
m_vga->set_screen("screen");
// 256kB to 1MB
m_vga->set_vram_size(0x100000);
// 512KB (+ option for 1MB? Verify)
m_vga->set_vram_size(0x80000);
}
void isa16_wd90c00_jk_device::io_isa_map(address_map &map)
@ -241,3 +259,55 @@ void isa16_wd90c00_jk_device::device_start()
m_isa->install_memory(0xa0000, 0xbffff, read8sm_delegate(*m_vga, FUNC(wd90c00_vga_device::mem_r)), write8sm_delegate(*m_vga, FUNC(wd90c00_vga_device::mem_w)));
m_isa->install_device(0x03b0, 0x03df, *this, &isa16_wd90c00_jk_device::io_isa_map);
}
/******************
*
* WD90C11-LR
*
*****************/
isa16_wd90c11_lr_device::isa16_wd90c11_lr_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, ISA16_WD90C11_LR, tag, owner, clock),
device_isa16_card_interface(mconfig, *this),
m_vga(*this, "vga")
{
}
ROM_START( wd90c11_lr )
ROM_REGION(0x8000,"vga_rom", ROMREGION_ERASE00)
ROM_SYSTEM_BIOS(0, "wd90c11_lr", "Western Digital WD90C11-LR")
ROMX_LOAD( "wd90c11.vbi", 0x000000, 0x008000, CRC(9c1296d7) SHA1(10fd263ab0187d8960d4cb2954254732ac29472f), ROM_BIOS(0) )
ROM_END
const tiny_rom_entry *isa16_wd90c11_lr_device::device_rom_region() const
{
return ROM_NAME( wd90c11_lr );
}
void isa16_wd90c11_lr_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(wd90c00_vga_device::screen_update));
// TODO: bump to WD90C11A
WD90C00(config, m_vga, 0);
m_vga->set_screen("screen");
// 512kB
m_vga->set_vram_size(0x80000);
}
void isa16_wd90c11_lr_device::io_isa_map(address_map &map)
{
map(0x00, 0x2f).m(m_vga, FUNC(wd90c00_vga_device::io_map));
}
void isa16_wd90c11_lr_device::device_start()
{
set_isa_device();
m_isa->install_rom(this, 0xc0000, 0xc7fff, "vga_rom");
m_isa->install_memory(0xa0000, 0xbffff, read8sm_delegate(*m_vga, FUNC(wd90c00_vga_device::mem_r)), write8sm_delegate(*m_vga, FUNC(wd90c00_vga_device::mem_w)));
m_isa->install_device(0x03b0, 0x03df, *this, &isa16_wd90c11_lr_device::io_isa_map);
}

24
src/devices/bus/isa/svga_paradise.h
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@ -101,10 +101,34 @@ private:
required_device<wd90c00_vga_device> m_vga;
};
class isa16_wd90c11_lr_device :
public device_t,
public device_isa16_card_interface
{
public:
// construction/destruction
isa16_wd90c11_lr_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
protected:
// device-level overrides
virtual void device_start() override;
// optional information overrides
virtual void device_add_mconfig(machine_config &config) override;
virtual const tiny_rom_entry *device_rom_region() const override;
void io_isa_map(address_map &map);
private:
required_device<wd90c00_vga_device> m_vga;
};
// device type definition
DECLARE_DEVICE_TYPE(ISA16_PVGA1A, isa16_pvga1a_device)
DECLARE_DEVICE_TYPE(ISA16_PVGA1A_JK, isa16_pvga1a_jk_device)
DECLARE_DEVICE_TYPE(ISA8_WD90C90_JK, isa8_wd90c90_jk_device)
DECLARE_DEVICE_TYPE(ISA16_WD90C00_JK, isa16_wd90c00_jk_device)
DECLARE_DEVICE_TYPE(ISA16_WD90C11_LR, isa16_wd90c11_lr_device)
#endif // MAME_BUS_ISA_SVGA_PARADISE_H

2
src/devices/video/pc_vga_paradise.cpp
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@ -9,7 +9,7 @@ Paradise / Western Digital (S)VGA chipsets
TODO:
- Complete WD90C00-JK
- WD90C11-LR / WD90C11A-LR
- WD90C11-LR / WD90C11A-LR (WD90C00 with new sequencer regs)
- WD90C30-LR / WD90C31-LR / WD90C31-ZS / WD90C31A-LR / WD90C31A-ZS
- WD90C33-ZZ
- WD90C24A-ZZ / WD90C24A2-ZZ (mobile chips, no ISA option)