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-rw-r--r--src/mess/drivers/pasopia7.c1066
1 files changed, 0 insertions, 1066 deletions
diff --git a/src/mess/drivers/pasopia7.c b/src/mess/drivers/pasopia7.c
deleted file mode 100644
index 926b4401a1a..00000000000
--- a/src/mess/drivers/pasopia7.c
+++ /dev/null
@@ -1,1066 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Angelo Salese
-/**************************************************************************************************
-
- Toshiba Pasopia 7 (c) 1983 Toshiba
-
- preliminary driver by Angelo Salese
-
- TODO:
- - floppy support (but floppy images are unobtainable at current time)
- - cassette device;
- - beeper
- - LCD version has gfx bugs, it must use a different ROM charset for instance (apparently a 8 x 4
- one, 40/80 x 8 tilemap);
-
- Reading fdc has been commented out, until the code can be modified to
- work with new upd765 (was causing a hang at boot).
-
-***************************************************************************************************/
-
-#include "emu.h"
-#include "cpu/z80/z80.h"
-#include "machine/z80ctc.h"
-#include "machine/i8255.h"
-#include "machine/z80pio.h"
-#include "machine/upd765.h"
-#include "sound/sn76496.h"
-#include "video/mc6845.h"
-#include "rendlay.h"
-#include "includes/pasopia.h"
-
-class pasopia7_state : public driver_device
-{
-public:
- pasopia7_state(const machine_config &mconfig, device_type type, const char *tag)
- : driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_ppi0(*this, "ppi8255_0"),
- m_ppi1(*this, "ppi8255_1"),
- m_ppi2(*this, "ppi8255_2"),
- m_ctc(*this, "z80ctc"),
- m_pio(*this, "z80pio"),
- m_crtc(*this, "crtc"),
- m_fdc(*this, "fdc"),
- m_floppy(*this, "fdc:0:525hd"),
- m_sn1(*this, "sn1"),
- m_sn2(*this, "sn2"),
- m_palette(*this, "palette")
- { }
-
- required_device<cpu_device> m_maincpu;
- required_device<i8255_device> m_ppi0;
- required_device<i8255_device> m_ppi1;
- required_device<i8255_device> m_ppi2;
- required_device<z80ctc_device> m_ctc;
- required_device<z80pio_device> m_pio;
- required_device<mc6845_device> m_crtc;
- required_device<upd765a_device> m_fdc;
- required_device<floppy_image_device> m_floppy;
- required_device<sn76489a_device> m_sn1;
- required_device<sn76489a_device> m_sn2;
- required_device<palette_device> m_palette;
-
- DECLARE_READ8_MEMBER(vram_r);
- DECLARE_WRITE8_MEMBER(vram_w);
- DECLARE_WRITE8_MEMBER(pasopia7_memory_ctrl_w);
- DECLARE_WRITE8_MEMBER(pac2_w);
- DECLARE_READ8_MEMBER(pac2_r);
- DECLARE_WRITE8_MEMBER(ram_bank_w);
- DECLARE_WRITE8_MEMBER(pasopia7_6845_w);
- DECLARE_READ8_MEMBER(pasopia7_io_r);
- DECLARE_WRITE8_MEMBER(pasopia7_io_w);
- DECLARE_READ8_MEMBER(pasopia7_fdc_r);
- DECLARE_WRITE8_MEMBER(pasopia7_fdc_w);
- DECLARE_READ8_MEMBER(mux_r);
- DECLARE_READ8_MEMBER(keyb_r);
- DECLARE_WRITE8_MEMBER(mux_w);
- DECLARE_READ8_MEMBER(crtc_portb_r);
- DECLARE_WRITE8_MEMBER(screen_mode_w);
- DECLARE_WRITE8_MEMBER(plane_reg_w);
- DECLARE_WRITE8_MEMBER(video_attr_w);
- DECLARE_WRITE8_MEMBER(video_misc_w);
- DECLARE_WRITE8_MEMBER(nmi_mask_w);
- DECLARE_READ8_MEMBER(unk_r);
- DECLARE_READ8_MEMBER(nmi_reg_r);
- DECLARE_WRITE8_MEMBER(nmi_reg_w);
- DECLARE_READ8_MEMBER(nmi_porta_r);
- DECLARE_READ8_MEMBER(nmi_portb_r);
- UINT8 m_vram_sel;
- UINT8 m_mio_sel;
- UINT8 *m_p7_pal;
- UINT8 m_bank_reg;
- UINT16 m_cursor_addr;
- UINT8 m_cursor_blink;
- UINT8 m_cursor_raster;
- UINT8 m_plane_reg;
- UINT8 m_attr_data;
- UINT8 m_attr_wrap;
- UINT8 m_attr_latch;
- UINT8 m_pal_sel;
- UINT8 m_x_width;
- UINT8 m_gfx_mode;
- UINT8 m_nmi_mask;
- UINT8 m_nmi_enable_reg;
- UINT8 m_nmi_trap;
- UINT8 m_nmi_reset;
- UINT16 m_pac2_index[2];
- UINT32 m_kanji_index;
- UINT8 m_pac2_bank_select;
- UINT8 m_screen_type;
- int m_addr_latch;
- void pasopia_nmi_trap();
- UINT8 m_mux_data;
- DECLARE_DRIVER_INIT(p7_lcd);
- DECLARE_DRIVER_INIT(p7_raster);
- virtual void machine_reset();
- DECLARE_VIDEO_START(pasopia7);
- DECLARE_PALETTE_INIT(p7_lcd);
- UINT32 screen_update_pasopia7(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
-
- void fdc_irq(bool state);
- TIMER_CALLBACK_MEMBER(pio_timer);
- void draw_cg4_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width);
- void draw_tv_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width);
- void draw_mixed_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width);
-};
-
-#define VDP_CLOCK XTAL_3_579545MHz/4
-#define LCD_CLOCK VDP_CLOCK/10
-
-// needed to scan the keyboard, as the pio emulation doesn't do it.
-TIMER_CALLBACK_MEMBER(pasopia7_state::pio_timer)
-{
- m_pio->port_b_write(keyb_r(generic_space(),0,0xff));
-}
-
-VIDEO_START_MEMBER(pasopia7_state,pasopia7)
-{
- m_p7_pal = auto_alloc_array(machine(), UINT8, 0x10);
-}
-
-void pasopia7_state::draw_cg4_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width)
-{
- UINT8 *vram = memregion("vram")->base();
- int x,y,xi,yi;
- int count;
-
- for(yi=0;yi<8;yi++)
- {
- count = yi;
- for(y=0;y<200;y+=8)
- {
- for(x=0;x<8*width;x+=8)
- {
- for(xi=0;xi<8;xi++)
- {
- int pen_b,pen_r,pen_g,color;
-
- pen_b = (vram[count+0x0000]>>(7-xi)) & 1;
- pen_r = (vram[count+0x4000]>>(7-xi)) & 1;
- pen_g = 0;//(p7_vram[count+0x8000]>>(7-xi)) & 1;
-
- color = pen_g<<2 | pen_r<<1 | pen_b<<0;
-
- bitmap.pix16(y+yi, x+xi) = m_palette->pen(color);
- }
- count+=8;
- }
- }
- }
-}
-
-void pasopia7_state::draw_tv_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width)
-{
- UINT8 *vram = memregion("vram")->base();
- UINT8 *gfx_data = memregion("font")->base();
- int x,y,xi,yi;
- int count;
-
- count = 0x0000;
-
- for(y=0;y<25;y++)
- {
- for(x=0;x<width;x++)
- {
- int tile = vram[count+0x8000];
- int attr = vram[count+0xc000];
- int color = attr & 7;
-
- for(yi=0;yi<8;yi++)
- {
- for(xi=0;xi<8;xi++)
- {
- int pen;
- pen = ((gfx_data[tile*8+yi]>>(7-xi)) & 1) ? color : 0;
-
- bitmap.pix16(y*8+yi, x*8+xi) = m_palette->pen(pen);
- }
- }
-
- // draw cursor
- if(m_cursor_addr*8 == count)
- {
- int xc,yc,cursor_on;
-
- cursor_on = 0;
- switch(m_cursor_raster & 0x60)
- {
- case 0x00: cursor_on = 1; break; //always on
- case 0x20: cursor_on = 0; break; //always off
- case 0x40: if(machine().first_screen()->frame_number() & 0x10) { cursor_on = 1; } break; //fast blink
- case 0x60: if(machine().first_screen()->frame_number() & 0x20) { cursor_on = 1; } break; //slow blink
- }
-
- if(cursor_on)
- {
- for(yc=0;yc<(8-(m_cursor_raster & 7));yc++)
- {
- for(xc=0;xc<8;xc++)
- {
- bitmap.pix16(y*8-yc+7, x*8+xc) = m_palette->pen(7);
- }
- }
- }
- }
- count+=8;
- }
- }
-}
-
-void pasopia7_state::draw_mixed_screen(bitmap_ind16 &bitmap,const rectangle &cliprect,int width)
-{
- UINT8 *vram = memregion("vram")->base();
- UINT8 *gfx_data = memregion("font")->base();
- int x,y,xi,yi;
- int count;
-
- count = 0x0000;
-
- for(y=0;y<25;y++)
- {
- for(x=0;x<width;x++)
- {
- int tile = vram[count+0x8000];
-
- for(yi=0;yi<8;yi++)
- {
- int attr = vram[count+0xc000+yi];
-
- if(attr & 0x80)
- {
- for(xi=0;xi<8;xi++)
- {
- int pen,pen_b,pen_r,pen_g;
-
- pen_b = (vram[count+yi+0x0000]>>(7-xi)) & 1;
- pen_r = (vram[count+yi+0x4000]>>(7-xi)) & 1;
- pen_g = (vram[count+yi+0x8000]>>(7-xi)) & 1;
-
- pen = pen_g<<2 | pen_r<<1 | pen_b<<0;
-
- bitmap.pix16(y*8+yi, x*8+xi) = m_palette->pen(pen);
- }
- }
- else
- {
- int color = attr & 7;
-
- for(xi=0;xi<8;xi++)
- {
- int pen;
- pen = ((gfx_data[tile*8+yi]>>(7-xi)) & 1) ? color : 0;
-
- bitmap.pix16(y*8+yi, x*8+xi) = m_palette->pen(pen);
- }
- }
- }
-
- // draw cursor
- if(m_cursor_addr*8 == count)
- {
- int xc,yc,cursor_on;
-
- cursor_on = 0;
- switch(m_cursor_raster & 0x60)
- {
- case 0x00: cursor_on = 1; break; //always on
- case 0x20: cursor_on = 0; break; //always off
- case 0x40: if(machine().first_screen()->frame_number() & 0x10) { cursor_on = 1; } break; //fast blink
- case 0x60: if(machine().first_screen()->frame_number() & 0x20) { cursor_on = 1; } break; //slow blink
- }
-
- if(cursor_on)
- {
- for(yc=0;yc<(8-(m_cursor_raster & 7));yc++)
- {
- for(xc=0;xc<8;xc++)
- {
- bitmap.pix16(y*8-yc+7, x*8+xc) = m_palette->pen(7);
- }
- }
- }
- }
-
- count+=8;
- }
- }
-}
-
-UINT32 pasopia7_state::screen_update_pasopia7(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- int width;
-
- bitmap.fill(m_palette->pen(0), cliprect);
-
- width = m_x_width ? 80 : 40;
-
- if(m_gfx_mode)
- draw_mixed_screen(bitmap,cliprect,width);
- else
- {
- draw_cg4_screen(bitmap,cliprect,width);
- draw_tv_screen(bitmap,cliprect,width);
- }
-
- return 0;
-}
-
-READ8_MEMBER( pasopia7_state::vram_r )
-{
- UINT8 *vram = memregion("vram")->base();
- UINT8 res;
-
- if (m_vram_sel == 0)
- {
- UINT8 *work_ram = memregion("maincpu")->base();
-
- return work_ram[offset+0x8000];
- }
-
- if (m_pal_sel && (m_plane_reg & 0x70) == 0x00)
- return m_p7_pal[offset & 0xf];
-
- res = 0xff;
-
- if ((m_plane_reg & 0x11) == 0x11)
- res &= vram[offset | 0x0000];
- if ((m_plane_reg & 0x22) == 0x22)
- res &= vram[offset | 0x4000];
- if ((m_plane_reg & 0x44) == 0x44)
- {
- res &= vram[offset | 0x8000];
- m_attr_latch = vram[offset | 0xc000] & 0x87;
- }
-
- return res;
-}
-
-WRITE8_MEMBER( pasopia7_state::vram_w )
-{
- UINT8 *vram = memregion("vram")->base();
-
- if (m_vram_sel)
- {
- if (m_pal_sel && (m_plane_reg & 0x70) == 0x00)
- {
- m_p7_pal[offset & 0xf] = data & 0xf;
- return;
- }
-
- if (m_plane_reg & 0x10)
- vram[(offset & 0x3fff) | 0x0000] = (m_plane_reg & 1) ? data : 0xff;
- if (m_plane_reg & 0x20)
- vram[(offset & 0x3fff) | 0x4000] = (m_plane_reg & 2) ? data : 0xff;
- if (m_plane_reg & 0x40)
- {
- vram[(offset & 0x3fff) | 0x8000] = (m_plane_reg & 4) ? data : 0xff;
- m_attr_latch = m_attr_wrap ? m_attr_latch : m_attr_data;
- vram[(offset & 0x3fff) | 0xc000] = m_attr_latch;
- }
- }
- else
- {
- UINT8 *work_ram = memregion("maincpu")->base();
-
- work_ram[offset+0x8000] = data;
- }
-}
-
-WRITE8_MEMBER( pasopia7_state::pasopia7_memory_ctrl_w )
-{
- UINT8 *work_ram = memregion("maincpu")->base();
- UINT8 *basic = memregion("basic")->base();
-
- switch(data & 3)
- {
- case 0:
- case 3: //select Basic ROM
- membank("bank1")->set_base(basic + 0x00000);
- membank("bank2")->set_base(basic + 0x04000);
- break;
- case 1: //select Basic ROM + BIOS ROM
- membank("bank1")->set_base(basic + 0x00000);
- membank("bank2")->set_base(work_ram + 0x10000);
- break;
- case 2: //select Work RAM
- membank("bank1")->set_base(work_ram + 0x00000);
- membank("bank2")->set_base(work_ram + 0x04000);
- break;
- }
-
- m_bank_reg = data & 3;
- m_vram_sel = data & 4;
- m_mio_sel = data & 8;
-
- // bank4 is always RAM
-
-// printf("%02x\n",m_vram_sel);
-}
-
-#if 0
-READ8_MEMBER( pasopia7_state::fdc_r )
-{
- return machine().rand();
-}
-#endif
-
-
-WRITE8_MEMBER( pasopia7_state::pac2_w )
-{
- /*
- select register:
- 4 = ram1;
- 3 = ram2;
- 2 = kanji ROM;
- 1 = joy;
- anything else is nop
- */
-
- if(m_pac2_bank_select == 3 || m_pac2_bank_select == 4)
- {
- switch(offset)
- {
- case 0: m_pac2_index[(m_pac2_bank_select-3) & 1] = (m_pac2_index[(m_pac2_bank_select-3) & 1] & 0x7f00) | (data & 0xff); break;
- case 1: m_pac2_index[(m_pac2_bank_select-3) & 1] = (m_pac2_index[(m_pac2_bank_select-3) & 1] & 0xff) | ((data & 0x7f) << 8); break;
- case 2: // PAC2 RAM write
- {
- UINT8 *pac2_ram;
-
- pac2_ram = memregion(((m_pac2_bank_select-3) & 1) ? "rampac2" : "rampac1")->base();
-
- pac2_ram[m_pac2_index[(m_pac2_bank_select-3) & 1]] = data;
- }
- }
- }
- else if(m_pac2_bank_select == 2) // kanji ROM
- {
- switch(offset)
- {
- case 0: m_kanji_index = (m_kanji_index & 0x1ff00) | ((data & 0xff) << 0); break;
- case 1: m_kanji_index = (m_kanji_index & 0x100ff) | ((data & 0xff) << 8); break;
- case 2: m_kanji_index = (m_kanji_index & 0x0ffff) | ((data & 0x01) << 16); break;
- }
- }
-
- if(offset == 3)
- {
- if(data & 0x80)
- {
- // ...
- }
- else
- m_pac2_bank_select = data & 7;
- }
-}
-
-READ8_MEMBER( pasopia7_state::pac2_r )
-{
- if(offset == 2)
- {
- if(m_pac2_bank_select == 3 || m_pac2_bank_select == 4)
- {
- UINT8 *pac2_ram;
-
- pac2_ram = memregion(((m_pac2_bank_select-3) & 1) ? "rampac2" : "rampac1")->base();
-
- return pac2_ram[m_pac2_index[(m_pac2_bank_select-3) & 1]];
- }
- else if(m_pac2_bank_select == 2)
- {
- UINT8 *kanji_rom = memregion("kanji")->base();
-
- return kanji_rom[m_kanji_index];
- }
- else
- {
- printf("%02x\n",m_pac2_bank_select);
- }
- }
-
- return 0xff;
-}
-
-/* writes always occurs to the RAM banks, even if the ROMs are selected. */
-WRITE8_MEMBER( pasopia7_state::ram_bank_w )
-{
- UINT8 *work_ram = memregion("maincpu")->base();
-
- work_ram[offset] = data;
-}
-
-WRITE8_MEMBER( pasopia7_state::pasopia7_6845_w )
-{
- if(offset == 0)
- {
- m_addr_latch = data;
- m_crtc->address_w(space, offset, data);
- }
- else
- {
- /* FIXME: this should be inside the MC6845 core! */
- if(m_addr_latch == 0x0a)
- m_cursor_raster = data;
- if(m_addr_latch == 0x0e)
- m_cursor_addr = ((data<<8) & 0x3f00) | (m_cursor_addr & 0xff);
- else if(m_addr_latch == 0x0f)
- m_cursor_addr = (m_cursor_addr & 0x3f00) | (data & 0xff);
-
- m_crtc->register_w(space, offset, data);
-
- /* double pump the pixel clock if we are in 640 x 200 mode */
- if(m_screen_type == 1) // raster
- m_crtc->set_clock( (m_x_width) ? VDP_CLOCK*2 : VDP_CLOCK);
- else // lcd
- m_crtc->set_clock( (m_x_width) ? LCD_CLOCK*2 : LCD_CLOCK);
- }
-}
-
-void pasopia7_state::pasopia_nmi_trap()
-{
- if(m_nmi_enable_reg)
- {
- m_nmi_trap |= 2;
-
- if(m_nmi_mask == 0)
- m_maincpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
- }
-}
-
-READ8_MEMBER( pasopia7_state::pasopia7_fdc_r )
-{
- switch(offset)
- {
- case 4: return m_fdc->msr_r(space, 0, 0xff);
- case 5: return m_fdc->fifo_r(space, 0, 0xff);
- //case 6: bit 7 interrupt bit
- }
-
- return 0xff;
-}
-
-WRITE8_MEMBER( pasopia7_state::pasopia7_fdc_w )
-{
- switch(offset)
- {
- case 0: m_fdc->tc_w(false); break;
- case 2: m_fdc->tc_w(true); break;
- case 5: m_fdc->fifo_w(space, 0, data, 0xff); break;
- case 6:
- if(data & 0x80)
- m_fdc->reset();
- /* TODO */
- m_floppy->mon_w(data & 0x40 ? CLEAR_LINE : ASSERT_LINE);
- break;
- }
-}
-
-
-READ8_MEMBER( pasopia7_state::pasopia7_io_r )
-{
- UINT16 io_port;
-
- if(m_mio_sel)
- {
- address_space &ram_space = m_maincpu->space(AS_PROGRAM);
-
- m_mio_sel = 0;
- //printf("%08x\n",offset);
- //return 0x0d; // hack: this is used for reading the keyboard data, we can fake it a little ... (modify fda4)
- return ram_space.read_byte(offset);
- }
-
- io_port = offset & 0xff; //trim down to 8-bit bus
-
- if(io_port >= 0x08 && io_port <= 0x0b)
- return m_ppi0->read(space, io_port & 3);
- else
- if(io_port >= 0x0c && io_port <= 0x0f)
- return m_ppi1->read(space, io_port & 3);
-// else if(io_port == 0x10 || io_port == 0x11) { M6845 read }
- else
- if(io_port >= 0x18 && io_port <= 0x1b)
- return pac2_r(space, io_port & 3);
- else
- if(io_port >= 0x20 && io_port <= 0x23)
- {
- pasopia_nmi_trap();
- return m_ppi2->read(space, io_port & 3);
- }
- else
- if(io_port >= 0x28 && io_port <= 0x2b)
- return m_ctc->read(space,io_port & 3);
- else
- if(io_port >= 0x30 && io_port <= 0x33)
- return m_pio->read(space, io_port & 3);
-// else if(io_port == 0x3a) { SN1 }
-// else if(io_port == 0x3b) { SN2 }
-// else if(io_port == 0x3c) { bankswitch }
- else
-// if(io_port >= 0xe0 && io_port <= 0xe6)
-// return pasopia7_fdc_r(space, offset & 7);
-// else
- {
- logerror("(PC=%06x) Read i/o address %02x\n",m_maincpu->pc(),io_port);
- }
-
- return 0xff;
-}
-
-WRITE8_MEMBER( pasopia7_state::pasopia7_io_w )
-{
- UINT16 io_port;
-
- if(m_mio_sel)
- {
- address_space &ram_space = m_maincpu->space(AS_PROGRAM);
- m_mio_sel = 0;
- ram_space.write_byte(offset, data);
- return;
- }
-
- io_port = offset & 0xff; //trim down to 8-bit bus
-
- if(io_port >= 0x08 && io_port <= 0x0b)
- m_ppi0->write(space, io_port & 3, data);
- else
- if(io_port >= 0x0c && io_port <= 0x0f)
- m_ppi1->write(space, io_port & 3, data);
- else
- if(io_port >= 0x10 && io_port <= 0x11)
- pasopia7_6845_w(space, io_port-0x10, data);
- else
- if(io_port >= 0x18 && io_port <= 0x1b)
- pac2_w(space, io_port & 3, data);
- else
- if(io_port >= 0x20 && io_port <= 0x23)
- {
- m_ppi2->write(space, io_port & 3, data);
- pasopia_nmi_trap();
- }
- else
- if(io_port >= 0x28 && io_port <= 0x2b)
- m_ctc->write(space, io_port & 3, data);
- else
- if(io_port >= 0x30 && io_port <= 0x33)
- m_pio->write(space, io_port & 3, data);
- else
- if(io_port == 0x3a)
- m_sn1->write(space, 0, data);
- else
- if(io_port == 0x3b)
- m_sn2->write(space, 0, data);
- else
- if(io_port == 0x3c)
- pasopia7_memory_ctrl_w(space,0, data);
- else
- if(io_port >= 0xe0 && io_port <= 0xe6)
- pasopia7_fdc_w(space, offset & 7, data);
- else
- {
- logerror("(PC=%06x) Write i/o address %02x = %02x\n",m_maincpu->pc(),offset,data);
- }
-}
-
-static ADDRESS_MAP_START(pasopia7_mem, AS_PROGRAM, 8, pasopia7_state)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE( 0x0000, 0x7fff ) AM_WRITE( ram_bank_w )
- AM_RANGE( 0x0000, 0x3fff ) AM_ROMBANK("bank1")
- AM_RANGE( 0x4000, 0x7fff ) AM_ROMBANK("bank2")
- AM_RANGE( 0x8000, 0xbfff ) AM_READWRITE(vram_r, vram_w )
- AM_RANGE( 0xc000, 0xffff ) AM_RAMBANK("bank4")
-ADDRESS_MAP_END
-
-static ADDRESS_MAP_START(pasopia7_io, AS_IO, 8, pasopia7_state)
- ADDRESS_MAP_UNMAP_HIGH
- AM_RANGE( 0x0000, 0xffff) AM_READWRITE( pasopia7_io_r, pasopia7_io_w )
-ADDRESS_MAP_END
-
-/* TODO: where are SPACE and RETURN keys? */
-static INPUT_PORTS_START( pasopia7 )
- PASOPIA_KEYBOARD
-INPUT_PORTS_END
-
-static const gfx_layout p7_chars_8x8 =
-{
- 8,8,
- RGN_FRAC(1,1),
- 1,
- { 0 },
- { 0, 1, 2, 3, 4, 5, 6, 7 },
- { 0*8, 1*8, 2*8, 3*8, 4*8, 5*8, 6*8, 7*8 },
- 8*8
-};
-
-static const gfx_layout p7_chars_16x16 =
-{
- 16,16,
- RGN_FRAC(1,1),
- 1,
- { 0 },
- { 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15 },
- { 0*16, 1*16, 2*16, 3*16, 4*16, 5*16, 6*16, 7*16,8*16, 9*16, 10*16, 11*16, 12*16, 13*16, 14*16, 15*16 },
- 16*16
-};
-
-static GFXDECODE_START( pasopia7 )
- GFXDECODE_ENTRY( "font", 0x00000, p7_chars_8x8, 0, 0x10 )
- GFXDECODE_ENTRY( "kanji", 0x00000, p7_chars_16x16, 0, 0x10 )
-GFXDECODE_END
-
-READ8_MEMBER( pasopia7_state::mux_r )
-{
- return m_mux_data;
-}
-
-READ8_MEMBER( pasopia7_state::keyb_r )
-{
- const char *const keynames[3][4] = { { "KEY0", "KEY1", "KEY2", "KEY3" },
- { "KEY4", "KEY5", "KEY6", "KEY7" },
- { "KEY8", "KEY9", "KEYA", "KEYB" } };
- int i,j;
- UINT8 res;
-
- res = 0;
- for(j=0;j<3;j++)
- {
- if(m_mux_data & 0x10 << j)
- {
- for(i=0;i<4;i++)
- {
- if(m_mux_data & 1 << i)
- res |= ioport(keynames[j][i])->read();
- }
- }
- }
-
- return res ^ 0xff;
-}
-
-WRITE8_MEMBER( pasopia7_state::mux_w )
-{
- m_mux_data = data;
-}
-
-static const z80_daisy_config p7_daisy[] =
-{
- { "z80ctc" },
- { "z80pio" },
-// { "fdc" }, /* TODO */
- { NULL }
-};
-
-READ8_MEMBER( pasopia7_state::crtc_portb_r )
-{
- // --x- ---- vsync bit
- // ---x ---- hardcoded bit, defines if the system screen is raster (1) or LCD (0)
- // ---- x--- disp bit
- UINT8 vdisp = (machine().first_screen()->vpos() < (m_screen_type ? 200 : 28)) ? 0x08 : 0x00; //TODO: check LCD vpos trigger
- UINT8 vsync = vdisp ? 0x00 : 0x20;
-
- return 0x40 | (m_attr_latch & 0x87) | vsync | vdisp | (m_screen_type << 4);
-}
-
-WRITE8_MEMBER( pasopia7_state::screen_mode_w )
-{
- if(data & 0x5f)
- printf("GFX MODE %02x\n",data);
-
- m_x_width = data & 0x20;
- m_gfx_mode = data & 0x80;
-
-// printf("%02x\n",m_gfx_mode);
-}
-
-WRITE8_MEMBER( pasopia7_state::plane_reg_w )
-{
- //if(data & 0x11)
- //printf("PLANE %02x\n",data);
- m_plane_reg = data;
-}
-
-WRITE8_MEMBER( pasopia7_state::video_attr_w )
-{
- //printf("VIDEO ATTR %02x | TEXT_PAGE %02x\n",data & 0xf,data & 0x70);
- m_attr_data = (data & 0x7) | ((data & 0x8)<<4);
-}
-
-//#include "debugger.h"
-
-WRITE8_MEMBER( pasopia7_state::video_misc_w )
-{
- /*
- --x- ---- blinking
- ---x ---- attribute wrap
- ---- x--- pal disable
- ---- xx-- palette selector (both bits enables this, odd hook-up)
- */
-// if(data & 2)
-// {
-// printf("VIDEO MISC %02x\n",data);
-// debugger_break(device->machine());
-// }
- m_cursor_blink = data & 0x20;
- m_attr_wrap = data & 0x10;
-// m_pal_sel = data & 0x02;
-}
-
-WRITE8_MEMBER( pasopia7_state::nmi_mask_w )
-{
- /*
- --x- ---- (related to the data rec)
- ---x ---- data rec out
- ---- --x- sound off
- ---- ---x reset NMI & trap
- */
-// printf("SYSTEM MISC %02x\n",data);
-
- if(data & 1)
- {
- m_nmi_reset &= ~4;
- m_nmi_trap &= ~2;
- //m_maincpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE); //guess
- }
-
-}
-
-/* TODO: investigate on these. */
-READ8_MEMBER( pasopia7_state::unk_r )
-{
- return 0xff;//machine().rand();
-}
-
-READ8_MEMBER( pasopia7_state::nmi_reg_r )
-{
- //printf("C\n");
- return 0xfc | m_bank_reg;//machine().rand();
-}
-
-WRITE8_MEMBER( pasopia7_state::nmi_reg_w )
-{
- /*
- x--- ---- NMI mask
- -x-- ---- NMI enable trap on PPI8255 2 r/w
- */
- m_nmi_mask = data & 0x80;
- m_nmi_enable_reg = data & 0x40;
-}
-
-READ8_MEMBER( pasopia7_state::nmi_porta_r )
-{
- return 0xff;
-}
-
-READ8_MEMBER( pasopia7_state::nmi_portb_r )
-{
- return 0xf9 | m_nmi_trap | m_nmi_reset;
-}
-
-void pasopia7_state::machine_reset()
-{
- UINT8 *bios = memregion("maincpu")->base();
-
- membank("bank1")->set_base(bios + 0x10000);
- membank("bank2")->set_base(bios + 0x10000);
-// membank("bank3")->set_base(bios + 0x10000);
-// membank("bank4")->set_base(bios + 0x10000);
-
- m_nmi_reset |= 4;
-}
-
-/* TODO: palette values are mostly likely to be wrong in there */
-PALETTE_INIT_MEMBER(pasopia7_state,p7_lcd)
-{
- int i;
-
- palette.set_pen_color(0, 0xa0, 0xa8, 0xa0);
-
- for( i = 1; i < 8; i++)
- palette.set_pen_color(i, 0x30, 0x38, 0x10);
-}
-
-void pasopia7_state::fdc_irq(bool state)
-{
- m_maincpu->set_input_line(INPUT_LINE_IRQ0, state ? ASSERT_LINE : CLEAR_LINE);
-}
-
-static SLOT_INTERFACE_START( pasopia7_floppies )
- SLOT_INTERFACE( "525hd", FLOPPY_525_HD )
-SLOT_INTERFACE_END
-
-static MACHINE_CONFIG_START( p7_base, pasopia7_state )
- /* basic machine hardware */
- MCFG_CPU_ADD("maincpu",Z80, XTAL_4MHz)
- MCFG_CPU_PROGRAM_MAP(pasopia7_mem)
- MCFG_CPU_IO_MAP(pasopia7_io)
- MCFG_CPU_CONFIG(p7_daisy)
-
-
- /* Audio */
- MCFG_SPEAKER_STANDARD_MONO("mono")
-
- MCFG_SOUND_ADD("sn1", SN76489A, 1996800) // unknown clock / divider
- MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
-
- MCFG_SOUND_ADD("sn2", SN76489A, 1996800) // unknown clock / divider
- MCFG_SOUND_ROUTE(ALL_OUTPUTS, "mono", 0.50)
-
- /* Devices */
- MCFG_DEVICE_ADD("z80ctc", Z80CTC, XTAL_4MHz)
- MCFG_Z80CTC_INTR_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0))
- MCFG_Z80CTC_ZC0_CB(DEVWRITELINE("z80ctc", z80ctc_device, trg1))
- MCFG_Z80CTC_ZC1_CB(DEVWRITELINE("z80ctc", z80ctc_device, trg2)) // beep interface
- MCFG_Z80CTC_ZC2_CB(DEVWRITELINE("z80ctc", z80ctc_device, trg3))
-
- MCFG_DEVICE_ADD("z80pio", Z80PIO, XTAL_4MHz)
- MCFG_Z80PIO_OUT_INT_CB(INPUTLINE("maincpu", INPUT_LINE_IRQ0))
- MCFG_Z80PIO_IN_PA_CB(READ8(pasopia7_state, mux_r))
- MCFG_Z80PIO_OUT_PA_CB(WRITE8(pasopia7_state, mux_w))
- MCFG_Z80PIO_IN_PB_CB(READ8(pasopia7_state, keyb_r))
-
- MCFG_DEVICE_ADD("ppi8255_0", I8255, 0)
- MCFG_I8255_IN_PORTA_CB(READ8(pasopia7_state, unk_r))
- MCFG_I8255_OUT_PORTA_CB(WRITE8(pasopia7_state, screen_mode_w))
- MCFG_I8255_IN_PORTB_CB(READ8(pasopia7_state, crtc_portb_r))
-
- MCFG_DEVICE_ADD("ppi8255_1", I8255, 0)
- MCFG_I8255_OUT_PORTA_CB(WRITE8(pasopia7_state, plane_reg_w))
- MCFG_I8255_OUT_PORTB_CB(WRITE8(pasopia7_state, video_attr_w))
- MCFG_I8255_OUT_PORTC_CB(WRITE8(pasopia7_state, video_misc_w))
-
- MCFG_DEVICE_ADD("ppi8255_2", I8255, 0)
- MCFG_I8255_IN_PORTA_CB(READ8(pasopia7_state, nmi_porta_r))
- MCFG_I8255_OUT_PORTA_CB(WRITE8(pasopia7_state, nmi_mask_w))
- MCFG_I8255_IN_PORTB_CB(READ8(pasopia7_state, nmi_portb_r))
- MCFG_I8255_IN_PORTC_CB(READ8(pasopia7_state, nmi_reg_r))
- MCFG_I8255_OUT_PORTC_CB(WRITE8(pasopia7_state, nmi_reg_w))
-
- MCFG_UPD765A_ADD("fdc", true, true)
- MCFG_FLOPPY_DRIVE_ADD("fdc:0", pasopia7_floppies, "525hd", floppy_image_device::default_floppy_formats)
- MCFG_FLOPPY_DRIVE_ADD("fdc:1", pasopia7_floppies, "525hd", floppy_image_device::default_floppy_formats)
-MACHINE_CONFIG_END
-
-static MACHINE_CONFIG_DERIVED( p7_raster, p7_base )
- MCFG_SCREEN_ADD("screen", RASTER)
- MCFG_SCREEN_REFRESH_RATE(60)
- MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
- MCFG_SCREEN_SIZE(640, 480)
- MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 32-1)
- MCFG_SCREEN_PALETTE("palette")
-
- MCFG_VIDEO_START_OVERRIDE(pasopia7_state,pasopia7)
- MCFG_SCREEN_UPDATE_DRIVER(pasopia7_state, screen_update_pasopia7)
- MCFG_PALETTE_ADD_3BIT_BRG("palette")
- MCFG_GFXDECODE_ADD("gfxdecode", "palette", pasopia7 )
-
- MCFG_MC6845_ADD("crtc", H46505, "screen", VDP_CLOCK) /* unknown clock, hand tuned to get ~60 fps */
- MCFG_MC6845_SHOW_BORDER_AREA(false)
- MCFG_MC6845_CHAR_WIDTH(8)
-MACHINE_CONFIG_END
-
-
-static MACHINE_CONFIG_DERIVED( p7_lcd, p7_base )
- MCFG_SCREEN_ADD("screen", LCD)
- MCFG_SCREEN_REFRESH_RATE(60)
- MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
- MCFG_SCREEN_SIZE(640, 480)
- MCFG_SCREEN_VISIBLE_AREA(0, 640-1, 0, 200-1)
- MCFG_VIDEO_START_OVERRIDE(pasopia7_state,pasopia7)
- MCFG_SCREEN_UPDATE_DRIVER(pasopia7_state, screen_update_pasopia7)
- MCFG_SCREEN_PALETTE("palette")
-
- MCFG_PALETTE_ADD("palette", 8)
- MCFG_PALETTE_INIT_OWNER(pasopia7_state,p7_lcd)
- MCFG_GFXDECODE_ADD("gfxdecode", "palette", pasopia7 )
-
- MCFG_MC6845_ADD("crtc", H46505, "screen", LCD_CLOCK) /* unknown clock, hand tuned to get ~60 fps */
- MCFG_MC6845_SHOW_BORDER_AREA(false)
- MCFG_MC6845_CHAR_WIDTH(8)
-
- MCFG_DEFAULT_LAYOUT( layout_lcd )
-MACHINE_CONFIG_END
-
-/* ROM definition */
-ROM_START( pasopia7 )
- ROM_REGION( 0x14000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "bios.rom", 0x10000, 0x4000, CRC(b8111407) SHA1(ac93ae62db4c67de815f45de98c79cfa1313857d))
-
- ROM_REGION( 0x8000, "basic", ROMREGION_ERASEFF )
- ROM_LOAD( "basic.rom", 0x0000, 0x8000, CRC(8a58fab6) SHA1(5e1a91dfb293bca5cf145b0a0c63217f04003ed1))
-
- ROM_REGION( 0x800, "font", ROMREGION_ERASEFF )
- ROM_LOAD( "font.rom", 0x0000, 0x0800, CRC(a91c45a9) SHA1(a472adf791b9bac3dfa6437662e1a9e94a88b412))
-
- ROM_REGION( 0x20000, "kanji", ROMREGION_ERASEFF )
- ROM_LOAD( "kanji.rom", 0x0000, 0x20000, CRC(6109e308) SHA1(5c21cf1f241ef1fa0b41009ea41e81771729785f))
-
- ROM_REGION( 0x8000, "rampac1", ROMREGION_ERASEFF )
-// ROM_LOAD( "rampac1.bin", 0x0000, 0x8000, CRC(0e4f09bd) SHA1(4088906d57e4f6085a75b249a6139a0e2eb531a1) )
-
- ROM_REGION( 0x8000, "rampac2", ROMREGION_ERASEFF )
-// ROM_LOAD( "rampac2.bin", 0x0000, 0x8000, CRC(0e4f09bd) SHA1(4088906d57e4f6085a75b249a6139a0e2eb531a1) )
-
- ROM_REGION( 0x10000, "vram", ROMREGION_ERASE00 )
-ROM_END
-
-/* using an identical ROMset from now, but the screen type is different */
-ROM_START( pasopia7lcd )
- ROM_REGION( 0x14000, "maincpu", ROMREGION_ERASEFF )
- ROM_LOAD( "bios.rom", 0x10000, 0x4000, CRC(b8111407) SHA1(ac93ae62db4c67de815f45de98c79cfa1313857d))
-
- ROM_REGION( 0x8000, "basic", ROMREGION_ERASEFF )
- ROM_LOAD( "basic.rom", 0x0000, 0x8000, CRC(8a58fab6) SHA1(5e1a91dfb293bca5cf145b0a0c63217f04003ed1))
-
- ROM_REGION( 0x800, "font", ROMREGION_ERASEFF )
- ROM_LOAD( "font.rom", 0x0000, 0x0800, BAD_DUMP CRC(a91c45a9) SHA1(a472adf791b9bac3dfa6437662e1a9e94a88b412))
-
- ROM_REGION( 0x20000, "kanji", ROMREGION_ERASEFF )
- ROM_LOAD( "kanji.rom", 0x0000, 0x20000, CRC(6109e308) SHA1(5c21cf1f241ef1fa0b41009ea41e81771729785f))
-
- ROM_REGION( 0x8000, "rampac1", ROMREGION_ERASEFF )
-// ROM_LOAD( "rampac1.bin", 0x0000, 0x8000, CRC(0e4f09bd) SHA1(4088906d57e4f6085a75b249a6139a0e2eb531a1) )
-
- ROM_REGION( 0x8000, "rampac2", ROMREGION_ERASEFF )
-// ROM_LOAD( "rampac2.bin", 0x0000, 0x8000, CRC(0e4f09bd) SHA1(4088906d57e4f6085a75b249a6139a0e2eb531a1) )
-
- ROM_REGION( 0x10000, "vram", ROMREGION_ERASE00 )
-ROM_END
-
-
-DRIVER_INIT_MEMBER(pasopia7_state,p7_raster)
-{
- m_screen_type = 1;
- machine().scheduler().timer_pulse(attotime::from_hz(500), timer_expired_delegate(FUNC(pasopia7_state::pio_timer),this));
-}
-
-DRIVER_INIT_MEMBER(pasopia7_state,p7_lcd)
-{
- m_screen_type = 0;
- machine().scheduler().timer_pulse(attotime::from_hz(500), timer_expired_delegate(FUNC(pasopia7_state::pio_timer),this));
-}
-
-
-/* Driver */
-
-COMP( 1983, pasopia7, 0, 0, p7_raster, pasopia7, pasopia7_state, p7_raster, "Toshiba", "Pasopia 7 (Raster)", MACHINE_NOT_WORKING )
-COMP( 1983, pasopia7lcd, pasopia7, 0, p7_lcd, pasopia7, pasopia7_state, p7_lcd, "Toshiba", "Pasopia 7 (LCD)", MACHINE_NOT_WORKING | MACHINE_IMPERFECT_GRAPHICS )