// license:BSD-3-Clause
// copyright-holders:Miodrag Milanovic, Robbbert
/***************************************************************************
Lola 8A
Ivo Lola Ribar Institute
2013-08-28 Skeleton driver.
BASIC commands :
LET NEXT IF GOTO GOSUB RETURN READ DATA FOR CLS INPUT DIM STOP END RESTORE
REM CLEAR PUSH POKE PRINT OUT ERROR USR CURSOR NORMAL INVERSE PLOT UNPLOT
ELSE WIPE COLOUR CENTRE RANGE DRAW CIRCLE LOAD SAVE VERIFY HLOAD HSAVE HVERIFY
DLOAD DSAVE DVERIFY MERGE CAT RUN NEW ON LIST DEF MON GWIND TWIND UNDER
SPC OFF TAB THEN TO STEP AND OR XOR NOT ABS LEN SQR INT ASC CHR VAL STR MID
ARG CALL RND LEFT RIGHT DOT SGN SIN FREE PI FN TAN COS POP PEEK INP LN EXP ATN
COLOUR x (x = 0 to 3) there's no known colour ram, unable to determine
how colours can be displayed. Therefore we only show black and white.
****************************************************************************/
#include "emu.h"
#include "cpu/i8085/i8085.h"
#include "imagedev/cassette.h"
#include "sound/ay8910.h"
#include "sound/wave.h"
#include "video/mc6845.h"
#include "screen.h"
#include "speaker.h"
#define AY8910_TAG "g12"
#define HD46505SP_TAG "h45"
class lola8a_state : public driver_device
{
public:
lola8a_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_cass(*this, "cassette")
, m_palette(*this, "palette")
, m_p_videoram(*this, "videoram")
{ }
DECLARE_READ8_MEMBER(lola8a_port_a_r);
DECLARE_WRITE8_MEMBER(lola8a_port_b_w);
DECLARE_WRITE_LINE_MEMBER(crtc_vsync);
DECLARE_READ_LINE_MEMBER(cass_r);
DECLARE_WRITE_LINE_MEMBER(cass_w);
DECLARE_READ8_MEMBER(keyboard_r);
MC6845_UPDATE_ROW(crtc_update_row);
void lola8a(machine_config &config);
void lola8a_io(address_map &map);
void lola8a_mem(address_map &map);
private:
uint8_t m_portb;
virtual void machine_reset() override { m_maincpu->set_pc(0x8000); }
required_device<cpu_device> m_maincpu;
required_device<cassette_image_device> m_cass;
required_device<palette_device> m_palette;
required_shared_ptr<uint8_t> m_p_videoram;
};
void lola8a_state::lola8a_mem(address_map &map)
{
map.unmap_value_high();
map(0x0000, 0x1fff).ram(); // 6264 at G45
map(0x2000, 0x3fff).ram(); // 6264 at F45
// empty place for 6264 at E45
// empty place for 6264 at D45
map(0x8000, 0x9fff).rom(); // 2764A at B45
map(0xa000, 0xbfff).rom(); // 2764A at C45
map(0xc000, 0xdfff).rom(); // 2764A at H67
map(0xe000, 0xffff).ram().share("videoram"); // 6264 at G67
}
void lola8a_state::lola8a_io(address_map &map)
{
map.unmap_value_high();
map(0x80, 0x80).w(AY8910_TAG, FUNC(ay8910_device::address_w));
map(0x84, 0x84).rw(AY8910_TAG, FUNC(ay8910_device::data_r), FUNC(ay8910_device::data_w));
map(0x88, 0x88).r(this, FUNC(lola8a_state::keyboard_r));
map(0x90, 0x90).rw(HD46505SP_TAG, FUNC(mc6845_device::status_r), FUNC(mc6845_device::address_w));
map(0x92, 0x92).rw(HD46505SP_TAG, FUNC(mc6845_device::register_r), FUNC(mc6845_device::register_w));
}
/* Input ports */
static INPUT_PORTS_START( lola8a )
PORT_START("line_0")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_A)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LEFT)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_1)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_2)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Q)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CAPSLOCK)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_1")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Z)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_RIGHT)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_3)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_W)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_S)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_X)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_2")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_R)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_F)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_4)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_E)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_D)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_C)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_3")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_V)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_B)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_5)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_T)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_G)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_6)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_4")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_N)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SPACE)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_7)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_Y)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_U)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_H)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_5")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_M)
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_K)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_8)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_I)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_J)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_9)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_6")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_BACKSLASH)// Z"
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_COMMA)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_0)
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_P)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_L)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_O)
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_7")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_UNUSED) // C"
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_STOP)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_MINUS) // =
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_UNUSED) // S"
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) // C'
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // ;
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_8")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_SLASH)// /
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_DOWN)
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) // ????
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_OPENBRACE)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_UP)
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_UNUSED) // :
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
PORT_START("line_9")
PORT_BIT(0x01, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_ENTER) // return
PORT_BIT(0x02, IP_ACTIVE_LOW, IPT_UNUSED) // ????
PORT_BIT(0x04, IP_ACTIVE_LOW, IPT_UNUSED) // ????
PORT_BIT(0x08, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_CLOSEBRACE)
PORT_BIT(0x10, IP_ACTIVE_LOW, IPT_UNUSED) // ????
PORT_BIT(0x20, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_TILDE)// @
PORT_BIT(0x40, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LSHIFT) PORT_CODE(KEYCODE_RSHIFT)
PORT_BIT(0x80, IP_ACTIVE_LOW, IPT_KEYBOARD) PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
INPUT_PORTS_END
MC6845_UPDATE_ROW( lola8a_state::crtc_update_row )
{
const rgb_t *palette = m_palette->palette()->entry_list_raw();
u8 x,gfx;
u16 mem;
u32 *p = &bitmap.pix32(y);
ma &= 0x7ff;
for (x = 0; x < x_count; x++)
{
mem = (x+ma)*8 + ra;
gfx = m_p_videoram[mem] ^ ((cursor_x == x) ? 0xff : 0);
*p++ = palette[BIT(gfx, 7) ? 7 : 0];
*p++ = palette[BIT(gfx, 6) ? 7 : 0];
*p++ = palette[BIT(gfx, 5) ? 7 : 0];
*p++ = palette[BIT(gfx, 4) ? 7 : 0];
*p++ = palette[BIT(gfx, 3) ? 7 : 0];
*p++ = palette[BIT(gfx, 2) ? 7 : 0];
*p++ = palette[BIT(gfx, 1) ? 7 : 0];
*p++ = palette[BIT(gfx, 0) ? 7 : 0];
}
}
READ8_MEMBER(lola8a_state::lola8a_port_a_r)
{
logerror("lola8a_port_a_r\n");
return 0x00;
}
WRITE8_MEMBER(lola8a_state::lola8a_port_b_w)
{
m_portb = data;
}
READ_LINE_MEMBER( lola8a_state::cass_r )
{
return (m_cass->input() < 0.03);
}
WRITE_LINE_MEMBER( lola8a_state::cass_w )
{
m_cass->output(state ? -1.0 : +1.0);
}
READ8_MEMBER(lola8a_state::keyboard_r)
{
static const char *const keynames[] =
{
"line_0", "line_1", "line_2", "line_3",
"line_4", "line_5", "line_6", "line_7",
"line_8", "line_9", nullptr, nullptr,
nullptr,nullptr,nullptr,nullptr
};
if( keynames[m_portb & 0x0f])
return ioport(keynames[m_portb & 0x0f])->read();
return 0xff;
}
WRITE_LINE_MEMBER(lola8a_state::crtc_vsync)
{
m_maincpu->set_input_line(I8085_RST75_LINE, state? ASSERT_LINE : CLEAR_LINE);
}
MACHINE_CONFIG_START(lola8a_state::lola8a)
/* basic machine hardware */
MCFG_DEVICE_ADD("maincpu", I8085A, XTAL(4'915'200))
MCFG_DEVICE_PROGRAM_MAP(lola8a_mem)
MCFG_DEVICE_IO_MAP(lola8a_io)
MCFG_I8085A_SID(READLINE(*this, lola8a_state, cass_r))
MCFG_I8085A_SOD(WRITELINE(*this, lola8a_state, cass_w))
SPEAKER(config, "mono").front_center();
MCFG_DEVICE_ADD(AY8910_TAG, AY8910, XTAL(4'915'200) / 4)
MCFG_AY8910_PORT_A_READ_CB(READ8(*this, lola8a_state, lola8a_port_a_r))
MCFG_AY8910_PORT_B_WRITE_CB(WRITE8(*this, lola8a_state, lola8a_port_b_w))
MCFG_SOUND_ROUTE(ALL_OUTPUTS,"mono",1.0)
/* video hardware */
MCFG_SCREEN_ADD("screen", RASTER)
MCFG_SCREEN_REFRESH_RATE(50)
MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
MCFG_SCREEN_UPDATE_DEVICE(HD46505SP_TAG, hd6845_device, screen_update)
MCFG_SCREEN_SIZE(640, 480)
MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 480-1)
MCFG_MC6845_ADD(HD46505SP_TAG, HD6845, "screen", XTAL(8'000'000) / 8) // HD6845 == HD46505S
MCFG_MC6845_SHOW_BORDER_AREA(false)
MCFG_MC6845_CHAR_WIDTH(8)
MCFG_MC6845_UPDATE_ROW_CB(lola8a_state, crtc_update_row)
MCFG_MC6845_OUT_VSYNC_CB(WRITELINE(*this, lola8a_state, crtc_vsync))
MCFG_PALETTE_ADD_3BIT_BRG("palette")
/* Cassette */
MCFG_CASSETTE_ADD( "cassette" )
WAVE(config, "wave", "cassette").add_route(ALL_OUTPUTS, "mono", 0.25);
MACHINE_CONFIG_END
/* ROM definition */
ROM_START( lola8a )
ROM_REGION( 0x10000, "maincpu", ROMREGION_ERASEFF )
ROM_LOAD( "lola 8a r0 w06 22.11.86.b45", 0x8000, 0x2000, CRC(aca1fc08) SHA1(f7076d937bb53b0addcba2a5b7c05ab75d6d0d93))
ROM_LOAD( "lola 8a r1 w06 22.11.86.c45", 0xa000, 0x2000, CRC(99f8ec9b) SHA1(88eafd09c479f177525fa0039cf04d74bae39dab))
ROM_LOAD( "lola 8a r2 w06 22.11.86.h67", 0xc000, 0x2000, CRC(1e7cd46b) SHA1(048b2583ee7baeb9621e629b79ed64583ac5d554))
ROM_END
/* Driver */
// YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS
COMP( 1986, lola8a, 0, 0, lola8a, lola8a, lola8a_state, empty_init, "Institut Ivo Lola Ribar", "Lola 8A", MACHINE_NOT_WORKING )