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(MESS) irisha : cleanup (nw)
This commit is contained in:
Robbbert
parent
281b90dc5a
commit
cd2cc2f811
3
.gitattributes
vendored
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.gitattributes
vendored
@ -6779,7 +6779,6 @@ src/mess/includes/hp48.h svneol=native#text/plain
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src/mess/includes/huebler.h svneol=native#text/plain
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src/mess/includes/hx20.h svneol=native#text/plain
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src/mess/includes/intv.h svneol=native#text/plain
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src/mess/includes/irisha.h svneol=native#text/plain
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src/mess/includes/jtc.h svneol=native#text/plain
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src/mess/includes/jupiter.h svneol=native#text/plain
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src/mess/includes/kaypro.h svneol=native#text/plain
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@ -7556,7 +7555,6 @@ src/mess/machine/iq151_staper.c svneol=native#text/plain
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src/mess/machine/iq151_staper.h svneol=native#text/plain
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src/mess/machine/iq151cart.c svneol=native#text/plain
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src/mess/machine/iq151cart.h svneol=native#text/plain
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src/mess/machine/irisha.c svneol=native#text/plain
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src/mess/machine/isa.c svneol=native#text/plain
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src/mess/machine/isa.h svneol=native#text/plain
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src/mess/machine/isa_adlib.c svneol=native#text/plain
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@ -8357,7 +8355,6 @@ src/mess/video/iq151_video32.c svneol=native#text/plain
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src/mess/video/iq151_video32.h svneol=native#text/plain
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src/mess/video/iq151_video64.c svneol=native#text/plain
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src/mess/video/iq151_video64.h svneol=native#text/plain
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src/mess/video/irisha.c svneol=native#text/plain
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src/mess/video/isa_cga.c svneol=native#text/plain
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src/mess/video/isa_cga.h svneol=native#text/plain
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src/mess/video/isa_ega.c svneol=native#text/plain
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@ -2,26 +2,78 @@
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Irisha driver by Miodrag Milanovic
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27/03/2008 Preliminary driver.
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2008-03-27 Preliminary driver.
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Jump addresses:
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Option 1: 0800 (Monitor - the only choice that works)
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Option 2: 046E
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Option 3: 0423 (then jumps to 4000)
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Option 4: 0501
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Option 5: 042E
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****************************************************************************/
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#include "includes/irisha.h"
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#include "emu.h"
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#include "cpu/i8085/i8085.h"
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#include "machine/i8255.h"
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#include "machine/pit8253.h"
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#include "machine/pic8259.h"
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#include "machine/i8251.h"
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#include "sound/speaker.h"
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class irisha_state : public driver_device
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{
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public:
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irisha_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag)
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, m_p_videoram(*this, "videoram")
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, m_maincpu(*this, "maincpu")
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, m_pit(*this, "pit8253")
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, m_speaker(*this, "speaker")
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{ }
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DECLARE_READ8_MEMBER(irisha_keyboard_r);
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DECLARE_READ8_MEMBER(irisha_8255_portb_r);
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DECLARE_READ8_MEMBER(irisha_8255_portc_r);
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DECLARE_WRITE8_MEMBER(irisha_8255_porta_w);
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DECLARE_WRITE8_MEMBER(irisha_8255_portb_w);
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DECLARE_WRITE8_MEMBER(irisha_8255_portc_w);
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DECLARE_WRITE_LINE_MEMBER(speaker_w);
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TIMER_CALLBACK_MEMBER(irisha_key);
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DECLARE_WRITE_LINE_MEMBER(irisha_pic_set_int_line);
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UINT32 screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
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required_shared_ptr<const UINT8> m_p_videoram;
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private:
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bool m_sg1_line;
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bool m_keypressed;
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UINT8 m_keyboard_cnt;
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UINT8 m_ppi_porta;
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UINT8 m_ppi_portc;
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void update_speaker();
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virtual void machine_start();
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virtual void machine_reset();
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ioport_port *m_io_ports[10];
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required_device<cpu_device> m_maincpu;
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required_device<pit8253_device> m_pit;
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required_device<speaker_sound_device> m_speaker;
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};
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/* Address maps */
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static ADDRESS_MAP_START(irisha_mem, AS_PROGRAM, 8, irisha_state )
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AM_RANGE( 0x0000, 0x3fff ) AM_ROM // ROM
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AM_RANGE( 0x4000, 0xffff ) AM_RAM // RAM
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AM_RANGE(0x0000, 0x3fff) AM_ROM // ROM
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AM_RANGE(0x4000, 0xdfff) AM_RAM // RAM
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AM_RANGE(0xe000, 0xffff) AM_RAM AM_SHARE("videoram")
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ADDRESS_MAP_END
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static ADDRESS_MAP_START( irisha_io , AS_IO, 8, irisha_state )
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AM_RANGE( 0x04, 0x05) AM_READ(irisha_keyboard_r)
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AM_RANGE( 0x06, 0x06) AM_DEVREADWRITE("uart",i8251_device, data_r, data_w)
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AM_RANGE( 0x07, 0x07) AM_DEVREADWRITE("uart", i8251_device, status_r, control_w)
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AM_RANGE( 0x08, 0x0B) AM_DEVREADWRITE("pit8253", pit8253_device, read, write )
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AM_RANGE( 0x0C, 0x0F) AM_DEVREADWRITE("pic8259", pic8259_device, read, write ) AM_MASK( 0x01 )
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AM_RANGE( 0x10, 0x13) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
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AM_RANGE(0x04, 0x05) AM_READ(irisha_keyboard_r)
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AM_RANGE(0x06, 0x06) AM_DEVREADWRITE("uart",i8251_device, data_r, data_w)
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AM_RANGE(0x07, 0x07) AM_DEVREADWRITE("uart", i8251_device, status_r, control_w)
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AM_RANGE(0x08, 0x0B) AM_DEVREADWRITE("pit8253", pit8253_device, read, write )
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AM_RANGE(0x0C, 0x0F) AM_DEVREADWRITE("pic8259", pic8259_device, read, write ) AM_MASK( 0x01 )
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AM_RANGE(0x10, 0x13) AM_DEVREADWRITE("ppi8255", i8255_device, read, write)
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ADDRESS_MAP_END
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/* Input ports */
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@ -127,6 +179,41 @@ static INPUT_PORTS_START( irisha )
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PORT_BIT(0x80, IP_ACTIVE_HIGH, IPT_KEYBOARD) PORT_NAME("Ctrl") PORT_CODE(KEYCODE_LCONTROL) PORT_CODE(KEYCODE_RCONTROL)
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INPUT_PORTS_END
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/*************************************************
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Video
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*************************************************/
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UINT32 irisha_state::screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
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{
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UINT8 gfx;
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UINT16 y,ma=0,x;
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UINT16 *p;
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for (y = 0; y < 200; y++)
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{
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p = &bitmap.pix16(y);
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for (x = ma; x < ma+40; x++)
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{
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gfx = m_p_videoram[x];
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/* Display a scanline of a character */
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*p++ = BIT(gfx, 7);
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*p++ = BIT(gfx, 6);
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*p++ = BIT(gfx, 5);
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*p++ = BIT(gfx, 4);
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*p++ = BIT(gfx, 3);
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*p++ = BIT(gfx, 2);
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*p++ = BIT(gfx, 1);
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*p++ = BIT(gfx, 0);
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}
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ma+=40;
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}
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return 0;
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}
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/* F4 Character Displayer */
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static const gfx_layout irisha_charlayout =
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{
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@ -145,6 +232,184 @@ static GFXDECODE_START( irisha )
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GFXDECODE_ENTRY( "maincpu", 0x3800, irisha_charlayout, 0, 1 )
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GFXDECODE_END
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/*************************************************
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i8253
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*************************************************/
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static const struct pit8253_interface irisha_pit8253_intf =
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{
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{
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{
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XTAL_16MHz / 9,
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DEVCB_LINE_VCC,
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DEVCB_DEVICE_LINE_MEMBER("pic8259", pic8259_device, ir0_w)
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},
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{
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XTAL_16MHz / 9 / 8 / 8,
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DEVCB_LINE_VCC,
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DEVCB_NULL // UART transmit/receive clock
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},
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{
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XTAL_16MHz / 9,
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DEVCB_NULL,
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DEVCB_DRIVER_LINE_MEMBER(irisha_state, speaker_w)
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}
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}
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};
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/*************************************************
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i8255
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*************************************************/
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READ8_MEMBER(irisha_state::irisha_8255_portb_r)
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{
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if (m_keypressed==1)
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{
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m_keypressed = 0;
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return 0x80;
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}
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return 0x00;
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}
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READ8_MEMBER(irisha_state::irisha_8255_portc_r)
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{
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logerror("irisha_8255_portc_r\n");
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return 0;
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}
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WRITE8_MEMBER(irisha_state::irisha_8255_porta_w)
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{
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logerror("irisha_8255_porta_w %02x\n",data);
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m_ppi_porta = data;
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update_speaker();
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}
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WRITE8_MEMBER(irisha_state::irisha_8255_portb_w)
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{
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logerror("irisha_8255_portb_w %02x\n",data);
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}
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WRITE8_MEMBER(irisha_state::irisha_8255_portc_w)
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{
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//logerror("irisha_8255_portc_w %02x\n",data);
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if BIT(data, 6)
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m_pit->gate2_w((BIT(m_ppi_porta, 5) && !BIT(data, 5)) ? 1 : 0);
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m_ppi_portc = data;
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update_speaker();
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}
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static I8255A_INTERFACE( irisha_ppi8255_interface )
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{
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DEVCB_NULL,
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DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_porta_w),
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DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_r),
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DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_w),
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DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_r),
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DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_w),
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};
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/*************************************************
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i8259
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*************************************************/
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WRITE_LINE_MEMBER(irisha_state::irisha_pic_set_int_line)
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{
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m_maincpu->set_input_line(0, state ? HOLD_LINE : CLEAR_LINE);
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}
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/*************************************************
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Sound
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*************************************************/
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void irisha_state::update_speaker()
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{
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int level = ( (BIT(m_ppi_portc, 5)) || (BIT(m_ppi_porta, 4)) || !m_sg1_line) ? 1 : 0;
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m_speaker->level_w(level);
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}
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WRITE_LINE_MEMBER(irisha_state::speaker_w)
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{
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m_sg1_line = state;
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update_speaker();
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}
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/*************************************************
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Keyboard
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*************************************************/
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TIMER_CALLBACK_MEMBER(irisha_state::irisha_key)
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{
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m_keypressed = 1;
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m_keyboard_cnt = 0;
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}
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READ8_MEMBER(irisha_state::irisha_keyboard_r)
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{
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UINT8 keycode;
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if (m_keyboard_cnt!=0 && m_keyboard_cnt<11)
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keycode = m_io_ports[m_keyboard_cnt-1]->read() ^ 0xff;
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else
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keycode = 0xff;
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m_keyboard_cnt++;
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return keycode;
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}
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/*************************************************
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Machine
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*************************************************/
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void irisha_state::machine_start()
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{
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static const char *const keynames[] = {
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"LINE0", "LINE1", "LINE2", "LINE3", "LINE4",
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"LINE5", "LINE6", "LINE7", "LINE8", "LINE9"
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};
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for ( UINT8 i = 0; i < 10; i++ )
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m_io_ports[i] = ioport( keynames[i] );
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machine().scheduler().timer_pulse(attotime::from_msec(30), timer_expired_delegate(FUNC(irisha_state::irisha_key),this));
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}
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void irisha_state::machine_reset()
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{
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m_sg1_line = 0;
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m_keypressed = 0;
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m_keyboard_cnt = 0;
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m_ppi_porta = 0;
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m_ppi_portc = 0;
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}
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/* Machine driver */
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static MACHINE_CONFIG_START( irisha, irisha_state )
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/* basic machine hardware */
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@ -152,13 +417,6 @@ static MACHINE_CONFIG_START( irisha, irisha_state )
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MCFG_CPU_PROGRAM_MAP(irisha_mem)
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MCFG_CPU_IO_MAP(irisha_io)
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MCFG_I8255_ADD( "ppi8255", irisha_ppi8255_interface )
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MCFG_PIT8253_ADD( "pit8253", irisha_pit8253_intf )
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MCFG_PIC8259_ADD( "pic8259", WRITELINE(irisha_state,irisha_pic_set_int_line), VCC, NULL )
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/* video hardware */
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MCFG_SCREEN_ADD("screen", RASTER)
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MCFG_SCREEN_REFRESH_RATE(50)
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@ -166,19 +424,20 @@ static MACHINE_CONFIG_START( irisha, irisha_state )
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MCFG_SCREEN_SIZE(320, 200)
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MCFG_SCREEN_VISIBLE_AREA(0, 320-1, 0, 200-1)
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MCFG_SCREEN_UPDATE_DRIVER(irisha_state, screen_update_irisha)
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MCFG_GFXDECODE(irisha)
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MCFG_PALETTE_LENGTH(2)
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MCFG_PALETTE_INIT_OVERRIDE(driver_device, black_and_white)
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/* uart */
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MCFG_I8251_ADD("uart", default_i8251_interface)
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/* sound hardware */
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MCFG_SPEAKER_STANDARD_MONO("mono")
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MCFG_SOUND_ADD("speaker", SPEAKER_SOUND, 0)
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MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
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/* Devices */
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MCFG_I8251_ADD("uart", default_i8251_interface)
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MCFG_PIT8253_ADD( "pit8253", irisha_pit8253_intf )
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MCFG_I8255_ADD( "ppi8255", irisha_ppi8255_interface )
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MCFG_PIC8259_ADD( "pic8259", WRITELINE(irisha_state,irisha_pic_set_int_line), VCC, NULL )
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MACHINE_CONFIG_END
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/* ROM definition */
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@ -190,5 +449,5 @@ ROM_START( irisha )
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ROM_END
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/* Driver */
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/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT COMPANY FULLNAME FLAGS */
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COMP( 1983, irisha, 0, 0, irisha, irisha, irisha_state, irisha, "MGU", "Irisha", GAME_NOT_WORKING | GAME_NO_SOUND)
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/* YEAR NAME PARENT COMPAT MACHINE INPUT CLASS INIT COMPANY FULLNAME FLAGS */
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COMP( 1983, irisha, 0, 0, irisha, irisha, driver_device, 0, "MGU", "Irisha", GAME_NOT_WORKING)
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@ -1,63 +0,0 @@
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/*****************************************************************************
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*
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* includes/irisha.h
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*
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****************************************************************************/
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#ifndef IRISHA_H_
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#define IRISHA_H_
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#include "emu.h"
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#include "cpu/i8085/i8085.h"
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#include "machine/i8255.h"
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#include "machine/pit8253.h"
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#include "machine/pic8259.h"
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#include "machine/i8251.h"
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#include "sound/speaker.h"
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class irisha_state : public driver_device
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{
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public:
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irisha_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_maincpu(*this, "maincpu"),
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m_pit(*this, "pit8253"),
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m_speaker(*this, "speaker") { }
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required_device<cpu_device> m_maincpu;
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required_device<pit8253_device> m_pit;
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required_device<speaker_sound_device> m_speaker;
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int m_keyboard_mask;
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UINT8 m_keypressed;
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UINT8 m_keyboard_cnt;
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UINT8 m_ppi_porta;
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UINT8 m_ppi_portc;
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int m_sg1_line;
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DECLARE_READ8_MEMBER(irisha_keyboard_r);
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DECLARE_READ8_MEMBER(irisha_8255_portb_r);
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DECLARE_READ8_MEMBER(irisha_8255_portc_r);
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DECLARE_WRITE8_MEMBER(irisha_8255_porta_w);
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DECLARE_WRITE8_MEMBER(irisha_8255_portb_w);
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DECLARE_WRITE8_MEMBER(irisha_8255_portc_w);
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DECLARE_WRITE_LINE_MEMBER(speaker_w);
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void update_speaker();
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||||
DECLARE_DRIVER_INIT(irisha);
|
||||
virtual void machine_start();
|
||||
virtual void machine_reset();
|
||||
virtual void video_start();
|
||||
UINT32 screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
|
||||
TIMER_CALLBACK_MEMBER(irisha_key);
|
||||
DECLARE_WRITE_LINE_MEMBER(irisha_pic_set_int_line);
|
||||
|
||||
ioport_port *m_io_ports[10];
|
||||
};
|
||||
|
||||
|
||||
/*----------- defined in machine/irisha.c -----------*/
|
||||
|
||||
extern const i8255_interface irisha_ppi8255_interface;
|
||||
extern const struct pit8253_interface irisha_pit8253_intf;
|
||||
|
||||
#endif /* IRISHA_H_ */
|
||||
@ -1,149 +0,0 @@
|
||||
/***************************************************************************
|
||||
|
||||
Irisha machine driver by Miodrag Milanovic
|
||||
|
||||
27/03/2008 Preliminary driver.
|
||||
|
||||
****************************************************************************/
|
||||
|
||||
|
||||
#include "includes/irisha.h"
|
||||
|
||||
|
||||
/* Driver initialization */
|
||||
DRIVER_INIT_MEMBER(irisha_state,irisha)
|
||||
{
|
||||
m_keyboard_mask = 0;
|
||||
}
|
||||
|
||||
|
||||
|
||||
TIMER_CALLBACK_MEMBER(irisha_state::irisha_key)
|
||||
{
|
||||
m_keypressed = 1;
|
||||
m_keyboard_cnt = 0;
|
||||
}
|
||||
|
||||
void irisha_state::machine_start()
|
||||
{
|
||||
static const char *const keynames[] = {
|
||||
"LINE0", "LINE1", "LINE2", "LINE3", "LINE4",
|
||||
"LINE5", "LINE6", "LINE7", "LINE8", "LINE9"
|
||||
};
|
||||
|
||||
for ( int i = 0; i < 10; i++ )
|
||||
{
|
||||
m_io_ports[i] = ioport( keynames[i] );
|
||||
}
|
||||
|
||||
machine().scheduler().timer_pulse(attotime::from_msec(30), timer_expired_delegate(FUNC(irisha_state::irisha_key),this));
|
||||
}
|
||||
|
||||
void irisha_state::machine_reset()
|
||||
{
|
||||
m_keypressed = 0;
|
||||
}
|
||||
|
||||
void irisha_state::update_speaker()
|
||||
{
|
||||
int level = ((m_ppi_portc & 0x20) || (m_ppi_porta & 0x10) || !m_sg1_line) ? 1 : 0;
|
||||
|
||||
m_speaker->level_w(level);
|
||||
}
|
||||
|
||||
|
||||
READ8_MEMBER(irisha_state::irisha_8255_portb_r)
|
||||
{
|
||||
if (m_keypressed==1) {
|
||||
m_keypressed = 0;
|
||||
return 0x80;
|
||||
}
|
||||
|
||||
return 0x00;
|
||||
}
|
||||
|
||||
READ8_MEMBER(irisha_state::irisha_8255_portc_r)
|
||||
{
|
||||
logerror("irisha_8255_portc_r\n");
|
||||
return 0;
|
||||
}
|
||||
|
||||
READ8_MEMBER(irisha_state::irisha_keyboard_r)
|
||||
{
|
||||
UINT8 keycode;
|
||||
if (m_keyboard_cnt!=0 && m_keyboard_cnt<11) {
|
||||
keycode = m_io_ports[m_keyboard_cnt-1]->read() ^ 0xff;
|
||||
} else {
|
||||
keycode = 0xff;
|
||||
}
|
||||
m_keyboard_cnt++;
|
||||
return keycode;
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(irisha_state::irisha_8255_porta_w)
|
||||
{
|
||||
logerror("irisha_8255_porta_w %02x\n",data);
|
||||
|
||||
m_ppi_porta = data;
|
||||
|
||||
update_speaker();
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(irisha_state::irisha_8255_portb_w)
|
||||
{
|
||||
logerror("irisha_8255_portb_w %02x\n",data);
|
||||
}
|
||||
|
||||
WRITE8_MEMBER(irisha_state::irisha_8255_portc_w)
|
||||
{
|
||||
//logerror("irisha_8255_portc_w %02x\n",data);
|
||||
|
||||
if (data & 0x40)
|
||||
m_pit->gate2_w((BIT(m_ppi_porta, 5) && !BIT(data, 5)) ? 1 : 0);
|
||||
|
||||
m_ppi_portc = data;
|
||||
|
||||
update_speaker();
|
||||
}
|
||||
|
||||
WRITE_LINE_MEMBER(irisha_state::speaker_w)
|
||||
{
|
||||
m_sg1_line = state;
|
||||
update_speaker();
|
||||
}
|
||||
|
||||
I8255A_INTERFACE( irisha_ppi8255_interface )
|
||||
{
|
||||
DEVCB_NULL,
|
||||
DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_porta_w),
|
||||
DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_r),
|
||||
DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portb_w),
|
||||
DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_r),
|
||||
DEVCB_DRIVER_MEMBER(irisha_state, irisha_8255_portc_w),
|
||||
};
|
||||
|
||||
WRITE_LINE_MEMBER(irisha_state::irisha_pic_set_int_line)
|
||||
{
|
||||
m_maincpu->set_input_line(0, state ? HOLD_LINE : CLEAR_LINE);
|
||||
}
|
||||
|
||||
const struct pit8253_interface irisha_pit8253_intf =
|
||||
{
|
||||
{
|
||||
{
|
||||
XTAL_16MHz / 9,
|
||||
DEVCB_LINE_VCC,
|
||||
DEVCB_DEVICE_LINE_MEMBER("pic8259", pic8259_device, ir0_w)
|
||||
},
|
||||
{
|
||||
XTAL_16MHz / 9 / 8 / 8,
|
||||
DEVCB_LINE_VCC,
|
||||
DEVCB_NULL // UART transmit/receive clock
|
||||
},
|
||||
{
|
||||
XTAL_16MHz / 9,
|
||||
DEVCB_NULL,
|
||||
DEVCB_DRIVER_LINE_MEMBER(irisha_state, speaker_w)
|
||||
}
|
||||
}
|
||||
};
|
||||
@ -1603,8 +1603,6 @@ $(MESSOBJ)/memotech.a: \
|
||||
|
||||
$(MESSOBJ)/mgu.a: \
|
||||
$(MESS_DRIVERS)/irisha.o \
|
||||
$(MESS_MACHINE)/irisha.o \
|
||||
$(MESS_VIDEO)/irisha.o \
|
||||
|
||||
$(MESSOBJ)/microkey.a: \
|
||||
$(MESS_DRIVERS)/primo.o \
|
||||
|
||||
@ -1,42 +0,0 @@
|
||||
/***************************************************************************
|
||||
|
||||
Irisha video driver by Miodrag Milanovic
|
||||
|
||||
27/03/2008 Preliminary driver.
|
||||
|
||||
****************************************************************************/
|
||||
|
||||
|
||||
#include "emu.h"
|
||||
#include "includes/irisha.h"
|
||||
|
||||
|
||||
void irisha_state::video_start()
|
||||
{
|
||||
}
|
||||
|
||||
UINT32 irisha_state::screen_update_irisha(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
|
||||
{
|
||||
UINT8 code1; //, code2;
|
||||
UINT8 col;
|
||||
int y, x, b;
|
||||
address_space &space = m_maincpu->space(AS_PROGRAM);
|
||||
|
||||
// draw image
|
||||
for (y = 0; y < 200; y++)
|
||||
{
|
||||
for (x = 0; x < 40; x++)
|
||||
{
|
||||
code1 = space.read_byte(0xe000 + x + y * 40);
|
||||
// code2 = space.read_byte(0xc000 + x + y * 40);
|
||||
for (b = 0; b < 8; b++)
|
||||
{
|
||||
col = ((code1 >> b) & 0x01);
|
||||
bitmap.pix16(y, x * 8 + (7 - b)) = col;
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
return 0;
|
||||
}
|
||||
Loading…
Reference in New Issue
Block a user