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Added kanji ROM hook-up read at i/o 0xa9, make keyboard up/down/left/right to not use port_impulse

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This commit is contained in:
Angelo Salese 2012-12-08 16:05:57 +00:00
parent 6970518395
commit b3f83d83e6
1 changed files with 23 additions and 12 deletions
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35
src/mess/drivers/pc9801.c
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@ -730,7 +730,7 @@ static UPD7220_DRAW_TEXT_LINE( hgdc_draw_text )
if(kanji_sel)
tile_data = (state->m_kanji_rom[tile*0x20+yi*2+pcg_lr]);
else if(pcg_sel)
tile_data = (state->m_pcg_ram[0xac000*2+tile*0x40+yi*2+pcg_lr]);
tile_data = (state->m_pcg_ram[0xac000+tile*0x20+yi*2+pcg_lr]);
else
tile_data = (state->m_char_rom[tile*char_size+state->m_video_ff[FONTSEL_REG]*0x800+yi]);
}
@ -1174,13 +1174,21 @@ READ8_MEMBER(pc9801_state::pc9801_a0_r)
{
UINT32 pcg_offset;
pcg_offset = m_font_addr << 6;
pcg_offset = m_font_addr << 5;
pcg_offset|= m_font_line;
pcg_offset|= m_font_lr;
if((m_font_addr & 0xff00) == 0x5600 || (m_font_addr & 0xff00) == 0x5700)
{
return m_pcg_ram[pcg_offset];
}
return machine().rand(); // TODO, kanji ROM
//printf("%08x = %04x %04x %04x\n",pcg_offset,m_font_addr,m_font_line,m_font_lr);
pcg_offset = BITSWAP16(m_font_addr,15,7,14,13,12,11,6,5,10,9,8,4,3,2,1,0) << 5; // TODO
pcg_offset|= m_font_line;
pcg_offset|= m_font_lr;
return m_kanji_rom[pcg_offset]; // TODO, kanji ROM
}
}
@ -1248,12 +1256,14 @@ WRITE8_MEMBER(pc9801_state::pc9801_a0_w)
{
UINT32 pcg_offset;
pcg_offset = m_font_addr << 6;
pcg_offset = m_font_addr << 5;
pcg_offset|= m_font_line;
pcg_offset|= m_font_lr;
//printf("%04x %02x %02x %08x\n",m_font_addr,m_font_line,m_font_lr,pcg_offset);
if((m_font_addr & 0xff00) == 0x5600 || (m_font_addr & 0xff00) == 0x5700)
{
m_pcg_ram[pcg_offset] = data;
}
return;
}
}
@ -1293,10 +1303,11 @@ void pc9801_state::pc9801_fdc_2hd_update_ready(floppy_image_device *, int)
bool ready = m_fdc_2hd_ctrl & 0x40;
floppy_image_device *floppy;
floppy = machine().device<floppy_connector>("upd765_2hd:0")->get_device();
if(floppy && ready)
/* TODO: hack, needs to be removed */
if(floppy || ready)
ready = floppy->ready_r();
floppy = machine().device<floppy_connector>("upd765_2hd:1")->get_device();
if(floppy && ready)
if(floppy || ready)
ready = floppy->ready_r();
m_fdc_2hd->ready_w(ready);
@ -2267,7 +2278,7 @@ static ADDRESS_MAP_START( pc9821_io, AS_IO, 32, pc9801_state )
AM_RANGE(0x0064, 0x0067) AM_WRITE8(pc9801_vrtc_mask_w, 0xffffffff)
AM_RANGE(0x0068, 0x006b) AM_WRITE8(pc9821_video_ff_w, 0xffffffff) //mode FF / <undefined>
AM_RANGE(0x0070, 0x007f) AM_READWRITE8(pc9801rs_70_r, pc9801rs_70_w, 0xffffffff) //display registers "GRCG" / i8253 pit
// AM_RANGE(0x0080, 0x0083) SASI interface / <undefined>
AM_RANGE(0x0080, 0x0083) AM_READWRITE8(pc9801_sasi_r, pc9801_sasi_w, 0xffffffff) //HDD SASI interface / <undefined>
AM_RANGE(0x0090, 0x0097) AM_READWRITE8(pc9801rs_2hd_r, pc9801rs_2hd_w, 0xffffffff)
AM_RANGE(0x00a0, 0x00af) AM_READWRITE8(pc9821_a0_r, pc9821_a0_w, 0xffffffff) //upd7220 bitmap ports / display registers
// AM_RANGE(0x00b0, 0x00b3) PC9861k (serial port?)
@ -2301,7 +2312,7 @@ static ADDRESS_MAP_START( pc9821_io, AS_IO, 32, pc9801_state )
// AM_RANGE(0x0cc0, 0x0cc7) SCSI interface / <undefined>
// AM_RANGE(0x0cfc, 0x0cff) PCI bus
AM_RANGE(0x3fd8, 0x3fdf) AM_READWRITE8(pc9821_pit_r, pc9821_pit_w, 0xffffffff) // <undefined> / pit mirror ports
AM_RANGE(0x7fd8, 0x7fdf) AM_READWRITE8(pc9801_mouse_r,pc9801_mouse_w,0xffffffff) // <undefined> / mouse ppi8255 ports
AM_RANGE(0x7fd8, 0x7fdf) AM_READWRITE8(pc9801_mouse_r, pc9801_mouse_w, 0xffffffff) // <undefined> / mouse ppi8255 ports
AM_RANGE(0x841c, 0x841f) AM_READWRITE8(sdip_0_r,sdip_0_w,0xffffffff)
AM_RANGE(0x851c, 0x851f) AM_READWRITE8(sdip_1_r,sdip_1_w,0xffffffff)
AM_RANGE(0x861c, 0x861f) AM_READWRITE8(sdip_2_r,sdip_2_w,0xffffffff)
@ -2450,10 +2461,10 @@ static INPUT_PORTS_START( pc9801 )
PORT_START("KEY7") // 0x38 - 0x3f
PORT_BIT(0x01,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 1-1") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x38)
PORT_BIT(0x02,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("DEL") PORT_CODE(KEYCODE_DEL) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x39)
PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3a)
PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3b)
PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3c)
PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3d)
PORT_BIT(0x04,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Up") PORT_CODE(KEYCODE_UP) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3a)
PORT_BIT(0x08,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Left") PORT_CODE(KEYCODE_LEFT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3b)
PORT_BIT(0x10,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Right") PORT_CODE(KEYCODE_RIGHT) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3c)
PORT_BIT(0x20,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("Down") PORT_CODE(KEYCODE_DOWN) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3d)
PORT_BIT(0x40,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME("CLS") PORT_CODE(KEYCODE_HOME) PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3e)
PORT_BIT(0x80,IP_ACTIVE_HIGH,IPT_KEYBOARD) PORT_NAME(" un 1-8") PORT_IMPULSE(1) PORT_CHANGED_MEMBER(DEVICE_SELF, pc9801_state, key_stroke, 0x3f)