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Diffstat (limited to 'src/mame/drivers/mupid2.cpp')
-rw-r--r--src/mame/drivers/mupid2.cpp137
1 files changed, 130 insertions, 7 deletions
diff --git a/src/mame/drivers/mupid2.cpp b/src/mame/drivers/mupid2.cpp
index a884380e8f2..b8101c119c2 100644
--- a/src/mame/drivers/mupid2.cpp
+++ b/src/mame/drivers/mupid2.cpp
@@ -17,7 +17,10 @@
#include "cpu/z80/z80.h"
#include "cpu/mcs48/mcs48.h"
#include "machine/adc0808.h"
+#include "machine/ram.h"
+#include "machine/timer.h"
#include "machine/z80sio.h"
+#include "emupal.h"
//**************************************************************************
@@ -30,23 +33,42 @@ public:
mupid2_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
- m_kbdcpu(*this, "kbdcpu")
+ m_kbdcpu(*this, "kbdcpu"),
+ m_ram(*this, "ram"),
+ m_rombank(*this, "rombank"),
+ m_rambank(*this, "rambank"),
+ m_palette(*this, "palette")
{ }
- void c2a2(machine_config &config);
+ void c2a2(machine_config &config);
+
+protected:
+ virtual void machine_start() override;
private:
+ TIMER_DEVICE_CALLBACK_MEMBER(nmi);
+ DECLARE_WRITE8_MEMBER(port_a0_w);
+ DECLARE_WRITE8_MEMBER(port_c0_w);
+ template<int C> DECLARE_WRITE8_MEMBER(palette_w);
DECLARE_READ8_MEMBER(kbd_bus_r);
DECLARE_READ8_MEMBER(kbd_p1_r);
DECLARE_WRITE8_MEMBER(kbd_p1_w);
DECLARE_WRITE8_MEMBER(kbd_p2_w);
+ void palette_init(palette_device &palette);
+
required_device<cpu_device> m_maincpu;
required_device<i8035_device> m_kbdcpu;
+ required_device<ram_device> m_ram;
+ required_memory_bank m_rombank;
+ required_memory_bank m_rambank;
+ required_device<palette_device> m_palette;
void maincpu_mem(address_map &map);
void maincpu_io(address_map &map);
void kbdcpu_mem(address_map &map);
+
+ std::unique_ptr<std::array<uint8_t, 3>[]> m_color_ram;
};
@@ -57,14 +79,20 @@ private:
void mupid2_state::maincpu_mem(address_map &map)
{
map(0x0000, 0x3fff).rom();
- map(0x4000, 0xffff).ram();
+ map(0x4000, 0x5fff).bankr(m_rombank);
+ map(0x6000, 0x7fff).ram();
+ map(0x8000, 0xffff).bankrw(m_rambank);
}
void mupid2_state::maincpu_io(address_map &map)
{
map.global_mask(0xff);
-// map(0xa0, 0xa0)
-// map(0xc0, 0xc0)
+ map(0x00, 0x03).rw("sio", FUNC(z80sio_device::ba_cd_r), FUNC(z80sio_device::ba_cd_w));
+ map(0xa0, 0xa0).w(FUNC(mupid2_state::port_a0_w));
+ map(0xc0, 0xc0).w(FUNC(mupid2_state::port_c0_w));
+ map(0xe0, 0xe0).w(FUNC(mupid2_state::palette_w<0>));
+ map(0xe8, 0xe8).w(FUNC(mupid2_state::palette_w<1>));
+ map(0xf0, 0xf0).w(FUNC(mupid2_state::palette_w<2>));
}
void mupid2_state::kbdcpu_mem(address_map &map)
@@ -104,6 +132,91 @@ WRITE8_MEMBER(mupid2_state::kbd_p2_w)
//**************************************************************************
+// VIDEO
+//**************************************************************************
+
+void mupid2_state::palette_init(palette_device &palette)
+{
+ // first 16 colors are fixed (arbitrary, colors unknown)
+ for (int i = 0; i < 16; i++)
+ {
+ int r = (i >> 0) & 1;
+ int g = (i >> 1) & 1;
+ int b = (i >> 2) & 3;
+ palette.set_pen_color(i, rgb_t(pal1bit(r), pal1bit(g), pal2bit(b)));
+ }
+}
+
+template<int C>
+WRITE8_MEMBER(mupid2_state::palette_w)
+{
+ int i = data & 0x0f;
+ m_color_ram[i][C] = data >> 4;
+ m_palette->set_pen_color(16 + i, rgb_t(
+ pal4bit(m_color_ram[i][0]),
+ pal4bit(m_color_ram[i][1]),
+ pal4bit(m_color_ram[i][2])
+ ));
+}
+
+
+//**************************************************************************
+// MACHINE
+//**************************************************************************
+
+void mupid2_state::machine_start()
+{
+ // additional rom space
+ m_rombank->configure_entries(0, 4, memregion("maincpu")->base() + 0x4000, 0x2000);
+ m_rombank->set_entry(0);
+
+ // 128k memory
+ m_rambank->configure_entries(0, 4, m_ram->pointer(), 0x8000);
+ m_rambank->set_entry(0);
+
+ // allocate space for colors
+ m_color_ram = make_unique_clear<std::array<uint8_t, 3>[]>(16);
+
+ // register for save states
+ save_pointer(NAME(m_color_ram), 16);
+}
+
+TIMER_DEVICE_CALLBACK_MEMBER(mupid2_state::nmi)
+{
+ m_maincpu->pulse_input_line(INPUT_LINE_NMI, attotime::zero);
+}
+
+WRITE8_MEMBER(mupid2_state::port_a0_w)
+{
+ logerror("port_a0_w: %02x\n", data);
+
+ // 7------- unknown
+ // -6------ unknown
+ // --5----- unknown
+ // ---4---- unknown
+ // ----3--- unknown
+ // -----2-- unknown
+ // ------1- unknown
+ // -------0 unknown
+}
+
+WRITE8_MEMBER(mupid2_state::port_c0_w)
+{
+ logerror("port_c0_w: %02x\n", data);
+
+ // 7------- unknown
+ // -6------ unknown
+ // --5----- unknown
+ // ---4---- unknown
+ // ----32-- ram bank?
+ // ------1- unknown
+ // -------0 unknown
+
+ m_rambank->set_entry((data >> 2) & 0x03);
+}
+
+
+//**************************************************************************
// MACHINE DEFINITIONS
//**************************************************************************
@@ -113,6 +226,11 @@ void mupid2_state::c2a2(machine_config &config)
m_maincpu->set_addrmap(AS_PROGRAM, &mupid2_state::maincpu_mem);
m_maincpu->set_addrmap(AS_IO, &mupid2_state::maincpu_io);
+ RAM(config, m_ram).set_default_size("128K");
+
+ // timing unknown
+ TIMER(config, "nmi_timer").configure_periodic(FUNC(mupid2_state::nmi), attotime::from_hz(5000));
+
Z80SIO(config, "sio", 4000000);
I8035(config, m_kbdcpu, 4000000);
@@ -123,6 +241,9 @@ void mupid2_state::c2a2(machine_config &config)
m_kbdcpu->p2_out_cb().set(FUNC(mupid2_state::kbd_p2_w));
M58990(config, "adc", 1000000);
+
+ PALETTE(config, m_palette, 32);
+ m_palette->set_init(DEVICE_SELF, FUNC(mupid2_state::palette_init));
}
@@ -131,9 +252,10 @@ void mupid2_state::c2a2(machine_config &config)
//**************************************************************************
ROM_START( mupid2 )
- ROM_REGION(0x8000, "maincpu", 0)
+ ROM_REGION(0xc000, "maincpu", 0)
ROM_LOAD("0090.7012.40.02_27.09.85.u40", 0x0000, 0x4000, CRC(0b320f46) SHA1(064e1b1697b9b767f89be7c1e3d20e1157324791))
ROM_LOAD("0090.7012.39.02_27.09.85.u39", 0x4000, 0x4000, CRC(b2fb634c) SHA1(70ced48d0a27a661ddd7fbc529a891bd0bcec926))
+ ROM_RELOAD(0x8000, 0x4000)
ROM_REGION(0x800, "kbdcpu", 0)
ROM_LOAD("motronic_0090.6820.06.00", 0x000, 0x400, CRC(78b6d827) SHA1(200f2b33c518a889f8c6a5f4dd4443ac76884b21))
@@ -151,9 +273,10 @@ ROM_START( mupid2i )
ROM_END
ROM_START( ptc100 )
- ROM_REGION(0x8000, "maincpu", 0)
+ ROM_REGION(0xc000, "maincpu", 0)
ROM_LOAD("mup.u40", 0x0000, 0x4000, CRC(b4ac8ccb) SHA1(01bc818ec571d099176b6f69aaa736bb5410dd8e))
ROM_LOAD("mup.u39", 0x4000, 0x4000, CRC(9812fefc) SHA1(bb4e69eba504dae6065094d9668be2b0478b0433))
+ ROM_RELOAD(0x8000, 0x4000)
ROM_REGION(0x800, "kbdcpu", 0)
ROM_LOAD("kbc.bin", 0x000, 0x400, CRC(72502f02) SHA1(4adb5c55691e1c53a3364d97e64d194be4886b52))