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pcd: reverse video (nw)

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pc9801: configurable ide support (nw)
This commit is contained in:
cracyc 2015-09-14 13:18:01 -05:00
parent 997c5b1ca1
commit 26ee73a122
4 changed files with 20 additions and 6 deletions
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13
src/mess/drivers/pc9801.c
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@ -2215,7 +2215,7 @@ static ADDRESS_MAP_START( pc9801ux_io, AS_IO, 16, pc9801_state )
ADDRESS_MAP_END ADDRESS_MAP_END
static ADDRESS_MAP_START( pc9801rs_map, AS_PROGRAM, 16, pc9801_state ) static ADDRESS_MAP_START( pc9801rs_map, AS_PROGRAM, 16, pc9801_state )
AM_RANGE(0x0d8000, 0x0d9fff) AM_ROM AM_REGION("ide",0) // AM_RANGE(0x0d8000, 0x0d9fff) AM_ROM AM_REGION("ide",0)
AM_RANGE(0x0da000, 0x0dbfff) AM_RAM // ide ram AM_RANGE(0x0da000, 0x0dbfff) AM_RAM // ide ram
AM_RANGE(0xee0000, 0xefffff) AM_READ8(pc9801rs_ipl_r, 0xffff) AM_RANGE(0xee0000, 0xefffff) AM_READ8(pc9801rs_ipl_r, 0xffff)
AM_RANGE(0xfe0000, 0xffffff) AM_READ8(pc9801rs_ipl_r, 0xffff) AM_RANGE(0xfe0000, 0xffffff) AM_READ8(pc9801rs_ipl_r, 0xffff)
@ -2421,7 +2421,7 @@ static ADDRESS_MAP_START( pc9821_map, AS_PROGRAM, 32, pc9801_state )
AM_RANGE(0x000a4000, 0x000a4fff) AM_READWRITE8(pc9801rs_knjram_r, pc9801rs_knjram_w, 0xffffffff) AM_RANGE(0x000a4000, 0x000a4fff) AM_READWRITE8(pc9801rs_knjram_r, pc9801rs_knjram_w, 0xffffffff)
AM_RANGE(0x000a8000, 0x000bffff) AM_READWRITE16(grcg_gvram_r, grcg_gvram_w, 0xffffffff) AM_RANGE(0x000a8000, 0x000bffff) AM_READWRITE16(grcg_gvram_r, grcg_gvram_w, 0xffffffff)
AM_RANGE(0x000cc000, 0x000cdfff) AM_ROM AM_REGION("sound_bios",0) //sound BIOS AM_RANGE(0x000cc000, 0x000cdfff) AM_ROM AM_REGION("sound_bios",0) //sound BIOS
AM_RANGE(0x000d8000, 0x000d9fff) AM_ROM AM_REGION("ide",0) // AM_RANGE(0x000d8000, 0x000d9fff) AM_ROM AM_REGION("ide",0)
AM_RANGE(0x000da000, 0x000dbfff) AM_RAM // ide ram AM_RANGE(0x000da000, 0x000dbfff) AM_RAM // ide ram
AM_RANGE(0x000e0000, 0x000e7fff) AM_READWRITE16(grcg_gvram0_r,grcg_gvram0_w, 0xffffffff) AM_RANGE(0x000e0000, 0x000e7fff) AM_READWRITE16(grcg_gvram0_r,grcg_gvram0_w, 0xffffffff)
AM_RANGE(0x000e0000, 0x000fffff) AM_READ8(pc9801rs_ipl_r, 0xffffffff) AM_RANGE(0x000e0000, 0x000fffff) AM_READ8(pc9801rs_ipl_r, 0xffffffff)
@ -2689,6 +2689,9 @@ static INPUT_PORTS_START( pc9801rs )
PORT_MODIFY("ROM_LOAD") PORT_MODIFY("ROM_LOAD")
PORT_BIT( 0x03, IP_ACTIVE_LOW, IPT_UNUSED ) PORT_BIT( 0x03, IP_ACTIVE_LOW, IPT_UNUSED )
PORT_CONFNAME( 0x04, 0x04, "Load IDE BIOS" )
PORT_CONFSETTING( 0x00, DEF_STR( Yes ) )
PORT_CONFSETTING( 0x04, DEF_STR( No ) )
// PORT_START("SOUND_CONFIG") // PORT_START("SOUND_CONFIG")
// PORT_CONFNAME( 0x01, 0x00, "Sound Type" ) // PORT_CONFNAME( 0x01, 0x00, "Sound Type" )
@ -3121,6 +3124,11 @@ MACHINE_RESET_MEMBER(pc9801_state,pc9801rs)
m_keyb_press = 0xff; // temp kludge, for PC-9821 booting m_keyb_press = 0xff; // temp kludge, for PC-9821 booting
// m_has_opna = ioport("SOUND_CONFIG")->read() & 1; // m_has_opna = ioport("SOUND_CONFIG")->read() & 1;
m_maincpu->set_input_line(INPUT_LINE_A20, m_gate_a20); m_maincpu->set_input_line(INPUT_LINE_A20, m_gate_a20);
if(!(ioport("ROM_LOAD")->read() & 4))
m_maincpu->space(AS_PROGRAM).install_rom(0xd8000, 0xd9fff, memregion("ide")->base());
else
m_maincpu->space(AS_PROGRAM).unmap_read(0xd8000, 0xd9fff);
} }
MACHINE_RESET_MEMBER(pc9801_state,pc9821) MACHINE_RESET_MEMBER(pc9801_state,pc9821)
@ -3437,7 +3445,6 @@ MACHINE_CONFIG_END
ROM_IGNORE( 0x2000 ) \ ROM_IGNORE( 0x2000 ) \
ROM_IGNORE( 0x2000 ) \ ROM_IGNORE( 0x2000 ) \
ROM_IGNORE( 0x2000 ) \ ROM_IGNORE( 0x2000 ) \
ROM_FILL( 0x0000, 0x2000, 0xcb )
// all of these are half size :/ // all of these are half size :/
#define LOAD_KANJI_ROMS \ #define LOAD_KANJI_ROMS \

1
src/mess/drivers/pcd.c
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@ -95,7 +95,6 @@ private:
int m_msg, m_bsy, m_io, m_cd, m_req, m_rst; int m_msg, m_bsy, m_io, m_cd, m_req, m_rst;
emu_timer *m_req_hack; emu_timer *m_req_hack;
UINT16 m_dskctl; UINT16 m_dskctl;
//bool m_sound;
struct { struct {
UINT16 ctl; UINT16 ctl;
UINT16 regs[1024]; UINT16 regs[1024];

9
src/mess/video/pcd.c
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@ -112,7 +112,7 @@ static ADDRESS_MAP_START( pcx_vid_io, AS_IO, 8, pcx_video_device )
AM_RANGE(0xa000, 0xa001) AM_READWRITE(vram_latch_r, vram_latch_w) AM_RANGE(0xa000, 0xa001) AM_READWRITE(vram_latch_r, vram_latch_w)
AM_RANGE(0xa002, 0xa003) AM_READWRITE(term_mcu_r, term_mcu_w) AM_RANGE(0xa002, 0xa003) AM_READWRITE(term_mcu_r, term_mcu_w)
AM_RANGE(0xc000, 0xc7ff) AM_RAM AM_RANGE(0xc000, 0xc7ff) AM_RAM
AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_NOP // revisit this AM_RANGE(MCS51_PORT_P1, MCS51_PORT_P1) AM_WRITE(p1_w)
ADDRESS_MAP_END ADDRESS_MAP_END
static ADDRESS_MAP_START( pcx_vram, AS_0, 8, pcx_video_device ) static ADDRESS_MAP_START( pcx_vram, AS_0, 8, pcx_video_device )
@ -174,6 +174,8 @@ SCN2674_DRAW_CHARACTER_MEMBER(pcx_video_device::display_pixels)
data = m_charrom[m_vram[address] * 16 + linecount + (m_vram[address + 1] & 0x20 ? 4096 : 0)]; data = m_charrom[m_vram[address] * 16 + linecount + (m_vram[address + 1] & 0x20 ? 4096 : 0)];
if(cursor && blink) if(cursor && blink)
data = 0xff; data = 0xff;
if(m_p1 & 0x20)
data = ~data;
for(int i = 0; i < 8; i++) for(int i = 0; i < 8; i++)
bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (7 - i))) ? 1 : 0); bitmap.pix32(y, x + i) = m_palette->pen((data & (1 << (7 - i))) ? 1 : 0);
} }
@ -299,6 +301,11 @@ READ8_MEMBER(pcx_video_device::unk_r)
return 0x80; return 0x80;
} }
WRITE8_MEMBER(pcx_video_device::p1_w)
{
m_p1 = data;
}
void pcd_video_device::device_start() void pcd_video_device::device_start()
{ {
m_maincpu->space(AS_IO).install_readwrite_handler(0xfb00, 0xfb01, 0, 0, read8_delegate(FUNC(pcdx_video_device::detect_r), this), write8_delegate(FUNC(pcdx_video_device::detect_w), this), 0xff00); m_maincpu->space(AS_IO).install_readwrite_handler(0xfb00, 0xfb01, 0, 0, read8_delegate(FUNC(pcdx_video_device::detect_r), this), write8_delegate(FUNC(pcdx_video_device::detect_w), this), 0xff00);

3
src/mess/video/pcd.h
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@ -71,6 +71,7 @@ public:
DECLARE_READ8_MEMBER(vram_latch_r); DECLARE_READ8_MEMBER(vram_latch_r);
DECLARE_WRITE8_MEMBER(vram_latch_w); DECLARE_WRITE8_MEMBER(vram_latch_w);
DECLARE_READ8_MEMBER(unk_r); DECLARE_READ8_MEMBER(unk_r);
DECLARE_WRITE8_MEMBER(p1_w);
virtual const rom_entry *device_rom_region() const; virtual const rom_entry *device_rom_region() const;
virtual machine_config_constructor device_mconfig_additions() const; virtual machine_config_constructor device_mconfig_additions() const;
@ -86,7 +87,7 @@ private:
required_region_ptr<UINT8> m_charrom; required_region_ptr<UINT8> m_charrom;
required_device<pic8259_device> m_pic2; required_device<pic8259_device> m_pic2;
devcb_write_line m_txd_handler; devcb_write_line m_txd_handler;
UINT8 m_term_key, m_term_char, m_term_stat, m_vram_latch_r[2], m_vram_latch_w[2]; UINT8 m_term_key, m_term_char, m_term_stat, m_vram_latch_r[2], m_vram_latch_w[2], m_p1;
}; };
extern const device_type PCD_VIDEO; extern const device_type PCD_VIDEO;