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Diffstat (limited to 'src/mame/drivers/chesstrv.cpp')
-rw-r--r--src/mame/drivers/chesstrv.cpp171
1 files changed, 108 insertions, 63 deletions
diff --git a/src/mame/drivers/chesstrv.cpp b/src/mame/drivers/chesstrv.cpp
index f3a6e85adc2..c59b1ceeae5 100644
--- a/src/mame/drivers/chesstrv.cpp
+++ b/src/mame/drivers/chesstrv.cpp
@@ -16,117 +16,151 @@
#include "chesstrv.lh"
#include "borisdpl.lh"
-class chesstrv_state : public driver_device
+class chesstrv_base_state : public driver_device
{
-public:
- chesstrv_state(const machine_config &mconfig, device_type type, const char *tag)
+protected:
+ chesstrv_base_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
- , m_digits(*this, "digit%u", 0U)
- { }
-
- DECLARE_READ8_MEMBER( ram_addr_r );
- DECLARE_WRITE8_MEMBER( ram_addr_w );
- DECLARE_READ8_MEMBER( ram_r );
- DECLARE_WRITE8_MEMBER( ram_w );
- DECLARE_WRITE8_MEMBER( display_w );
- DECLARE_WRITE8_MEMBER( matrix_w );
- DECLARE_READ8_MEMBER( keypad_r );
- DECLARE_WRITE8_MEMBER( diplomat_display_w );
- DECLARE_READ8_MEMBER( diplomat_keypad_r );
- //TIMER_DEVICE_CALLBACK_MEMBER(borisdpl_timer_interrupt);
- void chesstrv(machine_config &config);
- void borisdpl(machine_config &config);
- void borisdpl_io(address_map &map);
- void chesstrv_io(address_map &map);
+ {
+ }
+
+ virtual void machine_start() override;
+
+ DECLARE_READ8_MEMBER(ram_addr_r);
+ DECLARE_WRITE8_MEMBER(ram_addr_w);
+ DECLARE_READ8_MEMBER(ram_r);
+ DECLARE_WRITE8_MEMBER(ram_w);
+ DECLARE_WRITE8_MEMBER(matrix_w);
+
void chesstrv_mem(address_map &map);
-private:
uint8_t m_ram_addr;
uint8_t *m_ram;
uint8_t m_matrix;
- virtual void machine_start() override;
required_device<cpu_device> m_maincpu;
+};
+
+class chesstrv_state : public chesstrv_base_state
+{
+public:
+ chesstrv_state(const machine_config &mconfig, device_type type, const char *tag)
+ : chesstrv_base_state(mconfig, type, tag)
+ , m_digits(*this, "digit%u", 0U)
+ , m_keypad(*this, "LINE%u", 1U)
+ {
+ }
+
+ void chesstrv(machine_config &config);
+protected:
+ virtual void machine_start() override;
+private:
+ void chesstrv_io(address_map &map);
+
+ DECLARE_WRITE8_MEMBER(display_w);
+ DECLARE_READ8_MEMBER(keypad_r);
+
+ output_finder<4> m_digits;
+ required_ioport_array<4> m_keypad;
+};
+
+class borisdpl_state : public chesstrv_base_state
+{
+public:
+ borisdpl_state(const machine_config &mconfig, device_type type, const char *tag)
+ : chesstrv_base_state(mconfig, type, tag)
+ , m_digits(*this, "digit%u", 0U)
+ , m_keypad(*this, "LINE%u", 1U)
+ {
+ }
+
+ void borisdpl(machine_config &config);
+protected:
+ virtual void machine_start() override;
+private:
+ void borisdpl_io(address_map &map);
+
+ DECLARE_WRITE8_MEMBER(display_w);
+ DECLARE_READ8_MEMBER(keypad_r);
+
+ //TIMER_DEVICE_CALLBACK_MEMBER(timer_interrupt);
+
output_finder<8> m_digits;
+ required_ioport_array<4> m_keypad;
};
-WRITE8_MEMBER( chesstrv_state::ram_addr_w )
+WRITE8_MEMBER(chesstrv_base_state::ram_addr_w)
{
m_ram_addr = data;
}
-READ8_MEMBER( chesstrv_state::ram_addr_r )
+READ8_MEMBER(chesstrv_base_state::ram_addr_r)
{
return m_ram_addr;
}
-READ8_MEMBER( chesstrv_state::ram_r )
+READ8_MEMBER(chesstrv_base_state::ram_r)
{
return m_ram[m_ram_addr];
}
-WRITE8_MEMBER( chesstrv_state::ram_w )
+WRITE8_MEMBER(chesstrv_base_state::ram_w)
{
m_ram[m_ram_addr] = data;
}
-WRITE8_MEMBER( chesstrv_state::display_w )
+WRITE8_MEMBER(chesstrv_state::display_w)
{
uint8_t seg_data = bitswap<8>(data,0,1,2,3,4,5,6,7);
- if(!(m_matrix & 0x01))
- m_digits[ 3 ] = seg_data;
- if(!(m_matrix & 0x02))
- m_digits[ 2 ] = seg_data;
- if(!(m_matrix & 0x04))
- m_digits[ 1 ] = seg_data;
- if(!(m_matrix & 0x08))
- m_digits[ 0 ] = seg_data;
+ for (int digit = 0; digit < 4; digit++)
+ if (!BIT(m_matrix, 3 - digit))
+ m_digits[digit] = seg_data;
}
-WRITE8_MEMBER( chesstrv_state::matrix_w )
+WRITE8_MEMBER(chesstrv_base_state::matrix_w)
{
m_matrix = data;
}
-READ8_MEMBER( chesstrv_state::keypad_r )
+READ8_MEMBER(chesstrv_state::keypad_r)
{
uint8_t data = 0;
- data |= ioport("LINE1")->read();
- data |= ioport("LINE2")->read();
- data |= ioport("LINE3")->read();
- data |= ioport("LINE4")->read();
- data |= (ioport("LINE1")->read() ? 0x10 : 0);
- data |= (ioport("LINE2")->read() ? 0x20 : 0);
- data |= (ioport("LINE3")->read() ? 0x40 : 0);
- data |= (ioport("LINE4")->read() ? 0x80 : 0);
+ data |= m_keypad[0]->read();
+ data |= m_keypad[1]->read();
+ data |= m_keypad[2]->read();
+ data |= m_keypad[3]->read();
+ data |= (m_keypad[0]->read() ? 0x10 : 0);
+ data |= (m_keypad[1]->read() ? 0x20 : 0);
+ data |= (m_keypad[2]->read() ? 0x40 : 0);
+ data |= (m_keypad[3]->read() ? 0x80 : 0);
return data;
}
-WRITE8_MEMBER( chesstrv_state::diplomat_display_w )
+WRITE8_MEMBER(borisdpl_state::display_w)
{
m_digits[m_matrix & 7] = data ^ 0xff;
}
-READ8_MEMBER( chesstrv_state::diplomat_keypad_r )
+READ8_MEMBER(borisdpl_state::keypad_r)
{
uint8_t data = m_matrix & 0x07;
switch (m_matrix & 7)
{
- case 0: data |= ioport("LINE1")->read(); break;
- case 1: data |= ioport("LINE2")->read(); break;
- case 2: data |= ioport("LINE3")->read(); break;
- case 3: data |= ioport("LINE4")->read(); break;
+ case 0: data |= m_keypad[0]->read(); break;
+ case 1: data |= m_keypad[1]->read(); break;
+ case 2: data |= m_keypad[2]->read(); break;
+ case 3: data |= m_keypad[3]->read(); break;
}
return data;
}
-void chesstrv_state::chesstrv_mem(address_map &map)
+void chesstrv_base_state::chesstrv_mem(address_map &map)
{
map.global_mask(0x7ff);
map(0x0000, 0x07ff).rom();
@@ -141,12 +175,12 @@ void chesstrv_state::chesstrv_io(address_map &map)
map(0x05, 0x05).rw(this, FUNC(chesstrv_state::keypad_r), FUNC(chesstrv_state::matrix_w));
}
-void chesstrv_state::borisdpl_io(address_map &map)
+void borisdpl_state::borisdpl_io(address_map &map)
{
- map(0x00, 0x00).rw(this, FUNC(chesstrv_state::diplomat_keypad_r), FUNC(chesstrv_state::matrix_w));
- map(0x01, 0x01).w(this, FUNC(chesstrv_state::diplomat_display_w));
- map(0x04, 0x04).rw(this, FUNC(chesstrv_state::ram_r), FUNC(chesstrv_state::ram_w));
- map(0x05, 0x05).rw(this, FUNC(chesstrv_state::ram_addr_r), FUNC(chesstrv_state::ram_addr_w));
+ map(0x00, 0x00).rw(this, FUNC(borisdpl_state::keypad_r), FUNC(borisdpl_state::matrix_w));
+ map(0x01, 0x01).w(this, FUNC(borisdpl_state::display_w));
+ map(0x04, 0x04).rw(this, FUNC(borisdpl_state::ram_r), FUNC(borisdpl_state::ram_w));
+ map(0x05, 0x05).rw(this, FUNC(borisdpl_state::ram_addr_r), FUNC(borisdpl_state::ram_addr_w));
}
static INPUT_PORTS_START( chesstrv )
@@ -211,21 +245,32 @@ static INPUT_PORTS_START( borisdpl )
INPUT_PORTS_END
/*
-TIMER_DEVICE_CALLBACK_MEMBER(chesstrv_state::borisdpl_timer_interrupt)
+TIMER_DEVICE_CALLBACK_MEMBER(borisdpl_state::timer_interrupt)
{
m_maincpu->set_input_line_and_vector(F8_INPUT_LINE_INT_REQ, HOLD_LINE, 0x20);
}
*/
-void chesstrv_state::machine_start()
+void chesstrv_base_state::machine_start()
{
- m_digits.resolve();
m_ram = memregion("ram")->base();
save_item(NAME(m_ram_addr));
save_item(NAME(m_matrix));
}
+void chesstrv_state::machine_start()
+{
+ chesstrv_base_state::machine_start();
+ m_digits.resolve();
+}
+
+void borisdpl_state::machine_start()
+{
+ chesstrv_base_state::machine_start();
+ m_digits.resolve();
+}
+
MACHINE_CONFIG_START(chesstrv_state::chesstrv)
/* basic machine hardware */
MCFG_CPU_ADD( "maincpu", F8, 3000000 ) // Fairchild 3870
@@ -236,7 +281,7 @@ MACHINE_CONFIG_START(chesstrv_state::chesstrv)
MCFG_DEFAULT_LAYOUT( layout_chesstrv )
MACHINE_CONFIG_END
-MACHINE_CONFIG_START(chesstrv_state::borisdpl)
+MACHINE_CONFIG_START(borisdpl_state::borisdpl)
/* basic machine hardware */
MCFG_CPU_ADD( "maincpu", F8, 30000000 ) // Motorola SC80265P
MCFG_CPU_PROGRAM_MAP( chesstrv_mem )
@@ -245,7 +290,7 @@ MACHINE_CONFIG_START(chesstrv_state::borisdpl)
/* video hardware */
MCFG_DEFAULT_LAYOUT( layout_borisdpl )
- //MCFG_TIMER_DRIVER_ADD_PERIODIC("timer_interrupt", chesstrv_state, borisdpl_timer_interrupt, attotime::from_hz(40))
+ //MCFG_TIMER_DRIVER_ADD_PERIODIC("timer_interrupt", borisdpl_state, timer_interrupt, attotime::from_hz(40))
MACHINE_CONFIG_END
@@ -266,4 +311,4 @@ ROM_END
// YEAR NAME PARENT COMPAT MACHINE INPUT STATE INIT COMPANY FULLNAME FLAGS
CONS( 1980, chesstrv, 0, 0, chesstrv, chesstrv, chesstrv_state, 0, "Acetronic", "Chess Traveller", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE )
-CONS( 1979, borisdpl, 0, 0, borisdpl, borisdpl, chesstrv_state, 0, "Applied Concepts", "Boris Diplomat", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE )
+CONS( 1979, borisdpl, 0, 0, borisdpl, borisdpl, borisdpl_state, 0, "Applied Concepts", "Boris Diplomat", MACHINE_NOT_WORKING | MACHINE_NO_SOUND_HW | MACHINE_SUPPORTS_SAVE )