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First chunk of cleaning up PC9801: move state to includes, make variables to have sane accessors (nw)

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This commit is contained in:
angelosa 2017-08-05 23:58:05 +02:00
parent ada5d4787b
commit e14dec23d3
4 changed files with 342 additions and 323 deletions
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1
scripts/target/mame/mess.lua
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@ -2416,6 +2416,7 @@ files {
MAME_DIR .. "src/mame/drivers/pc88va.cpp",
MAME_DIR .. "src/mame/drivers/pc100.cpp",
MAME_DIR .. "src/mame/drivers/pc9801.cpp",
MAME_DIR .. "src/mame/includes/pc9801.h",
MAME_DIR .. "src/mame/machine/pc9801_kbd.cpp",
MAME_DIR .. "src/mame/machine/pc9801_kbd.h",
MAME_DIR .. "src/mame/machine/pc9801_cd.cpp",

2
src/devices/bus/cbus/pc9801_cbus.cpp
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@ -3,7 +3,7 @@
/**********************************************************************
CCBUS Slot interface for PC-98xx family
**********************************************************************/
#include "emu.h"

323
src/mame/drivers/pc9801.cpp
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@ -433,329 +433,8 @@ Keyboard TX commands:
#include "formats/dip_dsk.h"
#include "formats/nfd_dsk.h"
#define UPD1990A_TAG "upd1990a"
#define UPD8251_TAG "upd8251"
#define SASIBUS_TAG "sasi"
#include "includes/pc9801.h"
class pc9801_state : public driver_device
{
public:
pc9801_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_dmac(*this, "i8237"),
m_pit8253(*this, "pit8253"),
m_pic1(*this, "pic8259_master"),
m_pic2(*this, "pic8259_slave"),
m_fdc_2hd(*this, "upd765_2hd"),
m_fdc_2dd(*this, "upd765_2dd"),
m_rtc(*this, UPD1990A_TAG),
m_keyb(*this, "keyb"),
m_sio(*this, UPD8251_TAG),
m_hgdc1(*this, "upd7220_chr"),
m_hgdc2(*this, "upd7220_btm"),
m_sasibus(*this, SASIBUS_TAG),
m_sasi_data_out(*this, "sasi_data_out"),
m_sasi_data_in(*this, "sasi_data_in"),
m_sasi_ctrl_in(*this, "sasi_ctrl_in"),
m_ide1(*this, "ide1"),
m_ide2(*this, "ide2"),
m_video_ram_1(*this, "video_ram_1"),
m_video_ram_2(*this, "video_ram_2"),
m_ext_gvram(*this, "ext_gvram"),
m_beeper(*this, "beeper"),
m_ram(*this, RAM_TAG),
m_ipl(*this, "ipl_bank"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_screen(*this, "screen")
{
}
required_device<cpu_device> m_maincpu;
required_device<am9517a_device> m_dmac;
required_device<pit8253_device> m_pit8253;
required_device<pic8259_device> m_pic1;
required_device<pic8259_device> m_pic2;
required_device<upd765a_device> m_fdc_2hd;
optional_device<upd765a_device> m_fdc_2dd;
required_device<upd1990a_device> m_rtc;
required_device<pc9801_kbd_device> m_keyb;
required_device<i8251_device> m_sio;
required_device<upd7220_device> m_hgdc1;
required_device<upd7220_device> m_hgdc2;
optional_device<scsi_port_device> m_sasibus;
optional_device<output_latch_device> m_sasi_data_out;
optional_device<input_buffer_device> m_sasi_data_in;
optional_device<input_buffer_device> m_sasi_ctrl_in;
optional_device<ata_interface_device> m_ide1;
optional_device<ata_interface_device> m_ide2;
required_shared_ptr<uint16_t> m_video_ram_1;
required_shared_ptr<uint16_t> m_video_ram_2;
optional_shared_ptr<uint32_t> m_ext_gvram;
required_device<beep_device> m_beeper;
optional_device<ram_device> m_ram;
optional_device<address_map_bank_device> m_ipl;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<screen_device> m_screen;
virtual void video_start() override;
uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
enum
{
TIMER_VBIRQ
};
emu_timer *m_vbirq;
uint8_t *m_char_rom;
uint8_t *m_kanji_rom;
uint8_t m_dma_offset[4];
uint8_t m_dma_autoinc[4];
int m_dack;
uint8_t m_video_ff[8],m_gfx_ff;
uint8_t m_txt_scroll_reg[8];
uint8_t m_pal_clut[4];
std::unique_ptr<uint16_t[]> m_tvram;
uint16_t m_font_addr;
uint8_t m_font_line;
uint16_t m_font_lr;
uint8_t m_fdc_2dd_ctrl,m_fdc_2hd_ctrl;
uint8_t m_nmi_ff;
uint8_t m_vram_bank;
uint8_t m_vram_disp;
/* PC9801RS specific */
uint8_t m_gate_a20; //A20 line
uint8_t m_access_ctrl; // DMA related
uint8_t m_fdc_ctrl;
uint8_t m_ex_video_ff[128];
struct {
uint8_t pal_entry;
uint8_t r[16],g[16],b[16];
}m_analog16;
struct {
uint8_t pal_entry;
uint8_t r[0x100],g[0x100],b[0x100];
uint16_t read_bank;
uint16_t write_bank;
}m_analog256;
struct {
uint8_t mode;
uint8_t tile[4], tile_index;
}m_grcg;
struct {
uint16_t regs[8];
uint16_t pat[4];
uint16_t src[4];
int16_t count;
uint16_t leftover[4];
bool first;
bool init;
} m_egc;
/* PC9821 specific */
uint8_t m_sdip[24], m_sdip_bank;
uint8_t m_pc9821_window_bank;
uint8_t m_ext2_ff;
uint8_t m_sys_type;
DECLARE_WRITE_LINE_MEMBER( write_uart_clock );
DECLARE_WRITE8_MEMBER(rtc_w);
DECLARE_WRITE8_MEMBER(dmapg4_w);
DECLARE_WRITE8_MEMBER(dmapg8_w);
DECLARE_WRITE8_MEMBER(nmi_ctrl_w);
DECLARE_WRITE8_MEMBER(vrtc_clear_w);
DECLARE_WRITE8_MEMBER(pc9801_video_ff_w);
DECLARE_READ8_MEMBER(txt_scrl_r);
DECLARE_WRITE8_MEMBER(txt_scrl_w);
DECLARE_READ8_MEMBER(grcg_r);
DECLARE_WRITE8_MEMBER(grcg_w);
DECLARE_WRITE16_MEMBER(egc_w);
DECLARE_READ8_MEMBER(pc9801_a0_r);
DECLARE_WRITE8_MEMBER(pc9801_a0_w);
DECLARE_READ8_MEMBER(fdc_2hd_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_2hd_ctrl_w);
DECLARE_READ8_MEMBER(fdc_2dd_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_2dd_ctrl_w);
DECLARE_READ16_MEMBER(tvram_r);
DECLARE_WRITE16_MEMBER(tvram_w);
DECLARE_READ8_MEMBER(gvram_r);
DECLARE_WRITE8_MEMBER(gvram_w);
DECLARE_WRITE8_MEMBER(pc9801rs_mouse_freq_w);
DECLARE_CUSTOM_INPUT_MEMBER(system_type_r);
DECLARE_READ16_MEMBER(grcg_gvram_r);
DECLARE_WRITE16_MEMBER(grcg_gvram_w);
DECLARE_READ16_MEMBER(grcg_gvram0_r);
DECLARE_WRITE16_MEMBER(grcg_gvram0_w);
DECLARE_READ16_MEMBER(pc9821_grcg_gvram_r);
DECLARE_WRITE16_MEMBER(pc9821_grcg_gvram_w);
DECLARE_READ16_MEMBER(pc9821_grcg_gvram0_r);
DECLARE_WRITE16_MEMBER(pc9821_grcg_gvram0_w);
uint16_t m_pc9821_256vram_bank;
DECLARE_READ16_MEMBER(upd7220_grcg_r);
DECLARE_WRITE16_MEMBER(upd7220_grcg_w);
void egc_blit_w(uint32_t offset, uint16_t data, uint16_t mem_mask);
uint16_t egc_blit_r(uint32_t offset, uint16_t mem_mask);
uint32_t a20_286(bool state);
DECLARE_READ8_MEMBER(ide_ctrl_r);
DECLARE_WRITE8_MEMBER(ide_ctrl_w);
DECLARE_READ16_MEMBER(ide_cs0_r);
DECLARE_WRITE16_MEMBER(ide_cs0_w);
DECLARE_READ16_MEMBER(ide_cs1_r);
DECLARE_WRITE16_MEMBER(ide_cs1_w);
DECLARE_WRITE_LINE_MEMBER(ide1_irq_w);
DECLARE_WRITE_LINE_MEMBER(ide2_irq_w);
uint8_t m_ide_sel;
bool m_ide1_irq, m_ide2_irq;
DECLARE_WRITE8_MEMBER(sasi_data_w);
DECLARE_READ8_MEMBER(sasi_data_r);
DECLARE_WRITE_LINE_MEMBER(write_sasi_io);
DECLARE_WRITE_LINE_MEMBER(write_sasi_req);
DECLARE_READ8_MEMBER(sasi_status_r);
DECLARE_WRITE8_MEMBER(sasi_ctrl_w);
uint8_t m_sasi_data;
int m_sasi_data_enable;
uint8_t m_sasi_ctrl;
DECLARE_READ8_MEMBER(pc9801rs_knjram_r);
DECLARE_WRITE8_MEMBER(pc9801rs_knjram_w);
DECLARE_WRITE8_MEMBER(pc9801rs_bank_w);
DECLARE_READ8_MEMBER(a20_ctrl_r);
DECLARE_WRITE8_MEMBER(a20_ctrl_w);
DECLARE_READ8_MEMBER(fdc_mode_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_mode_ctrl_w);
// DECLARE_READ8_MEMBER(pc9801rs_2dd_r);
// DECLARE_WRITE8_MEMBER(pc9801rs_2dd_w);
DECLARE_WRITE8_MEMBER(pc9801rs_video_ff_w);
DECLARE_WRITE8_MEMBER(pc9801rs_a0_w);
DECLARE_WRITE8_MEMBER(pc9821_video_ff_w);
DECLARE_READ8_MEMBER(pc9821_a0_r);
DECLARE_WRITE8_MEMBER(pc9821_a0_w);
DECLARE_READ8_MEMBER(access_ctrl_r);
DECLARE_WRITE8_MEMBER(access_ctrl_w);
DECLARE_READ8_MEMBER(midi_r);
// DECLARE_READ8_MEMBER(winram_r);
// DECLARE_WRITE8_MEMBER(winram_w);
DECLARE_READ8_MEMBER(pic_r);
DECLARE_WRITE8_MEMBER(pic_w);
DECLARE_READ8_MEMBER(sdip_0_r);
DECLARE_READ8_MEMBER(sdip_1_r);
DECLARE_READ8_MEMBER(sdip_2_r);
DECLARE_READ8_MEMBER(sdip_3_r);
DECLARE_READ8_MEMBER(sdip_4_r);
DECLARE_READ8_MEMBER(sdip_5_r);
DECLARE_READ8_MEMBER(sdip_6_r);
DECLARE_READ8_MEMBER(sdip_7_r);
DECLARE_READ8_MEMBER(sdip_8_r);
DECLARE_READ8_MEMBER(sdip_9_r);
DECLARE_READ8_MEMBER(sdip_a_r);
DECLARE_READ8_MEMBER(sdip_b_r);
DECLARE_WRITE8_MEMBER(sdip_0_w);
DECLARE_WRITE8_MEMBER(sdip_1_w);
DECLARE_WRITE8_MEMBER(sdip_2_w);
DECLARE_WRITE8_MEMBER(sdip_3_w);
DECLARE_WRITE8_MEMBER(sdip_4_w);
DECLARE_WRITE8_MEMBER(sdip_5_w);
DECLARE_WRITE8_MEMBER(sdip_6_w);
DECLARE_WRITE8_MEMBER(sdip_7_w);
DECLARE_WRITE8_MEMBER(sdip_8_w);
DECLARE_WRITE8_MEMBER(sdip_9_w);
DECLARE_WRITE8_MEMBER(sdip_a_w);
DECLARE_WRITE8_MEMBER(sdip_b_w);
DECLARE_READ8_MEMBER(window_bank_r);
DECLARE_WRITE8_MEMBER(window_bank_w);
DECLARE_READ16_MEMBER(timestamp_r);
DECLARE_READ8_MEMBER(ext2_video_ff_r);
DECLARE_WRITE8_MEMBER(ext2_video_ff_w);
DECLARE_FLOPPY_FORMATS( floppy_formats );
UPD7220_DISPLAY_PIXELS_MEMBER( hgdc_display_pixels );
UPD7220_DRAW_TEXT_LINE_MEMBER( hgdc_draw_text );
private:
uint8_t m_sdip_read(uint16_t port, uint8_t sdip_offset);
void m_sdip_write(uint16_t port, uint8_t sdip_offset,uint8_t data);
uint16_t egc_do_partial_op(int plane, uint16_t src, uint16_t pat, uint16_t dst) const;
uint16_t egc_shift(int plane, uint16_t val);
public:
DECLARE_MACHINE_START(pc9801_common);
DECLARE_MACHINE_START(pc9801f);
DECLARE_MACHINE_START(pc9801rs);
DECLARE_MACHINE_START(pc9801bx2);
DECLARE_MACHINE_START(pc9821);
DECLARE_MACHINE_START(pc9821ap2);
DECLARE_MACHINE_RESET(pc9801_common);
DECLARE_MACHINE_RESET(pc9801f);
DECLARE_MACHINE_RESET(pc9801rs);
DECLARE_MACHINE_RESET(pc9821);
DECLARE_PALETTE_INIT(pc9801);
INTERRUPT_GEN_MEMBER(vrtc_irq);
DECLARE_READ8_MEMBER(get_slave_ack);
DECLARE_WRITE_LINE_MEMBER(dma_hrq_changed);
DECLARE_WRITE_LINE_MEMBER(tc_w);
DECLARE_READ8_MEMBER(dma_read_byte);
DECLARE_WRITE8_MEMBER(dma_write_byte);
DECLARE_WRITE_LINE_MEMBER(dack0_w);
DECLARE_WRITE_LINE_MEMBER(dack1_w);
DECLARE_WRITE_LINE_MEMBER(dack2_w);
DECLARE_WRITE_LINE_MEMBER(dack3_w);
DECLARE_WRITE8_MEMBER(ppi_sys_portc_w);
DECLARE_WRITE_LINE_MEMBER(fdc_2dd_irq);
DECLARE_WRITE_LINE_MEMBER(pc9801rs_fdc_irq);
DECLARE_WRITE_LINE_MEMBER(pc9801rs_fdc_drq);
DECLARE_READ8_MEMBER(ppi_mouse_porta_r);
DECLARE_WRITE8_MEMBER(ppi_mouse_porta_w);
DECLARE_WRITE8_MEMBER(ppi_mouse_portb_w);
DECLARE_WRITE8_MEMBER(ppi_mouse_portc_w);
struct{
uint8_t control;
uint8_t lx;
uint8_t ly;
uint8_t freq_reg;
uint8_t freq_index;
}m_mouse;
TIMER_DEVICE_CALLBACK_MEMBER( mouse_irq_cb );
DECLARE_READ8_MEMBER(unk_r);
DECLARE_DRIVER_INIT(pc9801_kanji);
inline void set_dma_channel(int channel, int state);
virtual void device_reset_after_children() override;
};
#define ATTRSEL_REG 0
#define WIDTH40_REG 2
#define FONTSEL_REG 3
#define INTERLACE_REG 4
#define MEMSW_REG 6
#define DISPLAY_REG 7
#define ANALOG_16_MODE 0
#define ANALOG_256_MODE (0x20 >> 1)
#define GDC_IS_5MHz (0x84 >> 1)
void pc9801_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
{

339
src/mame/includes/pc9801.h Normal file
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@ -0,0 +1,339 @@
// license:BSD-3-Clause
// copyright-holders:Angelo Salese,Carl
#pragma once
#ifndef __PC9801__
#define __PC9801__
#define UPD1990A_TAG "upd1990a"
#define UPD8251_TAG "upd8251"
#define SASIBUS_TAG "sasi"
#define ATTRSEL_REG 0
#define WIDTH40_REG 2
#define FONTSEL_REG 3
#define INTERLACE_REG 4
#define MEMSW_REG 6
#define DISPLAY_REG 7
#define ANALOG_16_MODE 0
#define ANALOG_256_MODE (0x20 >> 1)
#define GDC_IS_5MHz (0x84 >> 1)
class pc9801_state : public driver_device
{
public:
pc9801_state(const machine_config &mconfig, device_type type, const char *tag) :
driver_device(mconfig, type, tag),
m_maincpu(*this, "maincpu"),
m_dmac(*this, "i8237"),
m_pit8253(*this, "pit8253"),
m_pic1(*this, "pic8259_master"),
m_pic2(*this, "pic8259_slave"),
m_fdc_2hd(*this, "upd765_2hd"),
m_fdc_2dd(*this, "upd765_2dd"),
m_rtc(*this, UPD1990A_TAG),
m_keyb(*this, "keyb"),
m_sio(*this, UPD8251_TAG),
m_hgdc1(*this, "upd7220_chr"),
m_hgdc2(*this, "upd7220_btm"),
m_sasibus(*this, SASIBUS_TAG),
m_sasi_data_out(*this, "sasi_data_out"),
m_sasi_data_in(*this, "sasi_data_in"),
m_sasi_ctrl_in(*this, "sasi_ctrl_in"),
m_ide1(*this, "ide1"),
m_ide2(*this, "ide2"),
m_video_ram_1(*this, "video_ram_1"),
m_video_ram_2(*this, "video_ram_2"),
m_ext_gvram(*this, "ext_gvram"),
m_beeper(*this, "beeper"),
m_ram(*this, RAM_TAG),
m_ipl(*this, "ipl_bank"),
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_screen(*this, "screen")
{
}
required_device<cpu_device> m_maincpu;
required_device<am9517a_device> m_dmac;
required_device<pit8253_device> m_pit8253;
required_device<pic8259_device> m_pic1;
required_device<pic8259_device> m_pic2;
required_device<upd765a_device> m_fdc_2hd;
optional_device<upd765a_device> m_fdc_2dd;
required_device<upd1990a_device> m_rtc;
required_device<pc9801_kbd_device> m_keyb;
required_device<i8251_device> m_sio;
required_device<upd7220_device> m_hgdc1;
required_device<upd7220_device> m_hgdc2;
optional_device<scsi_port_device> m_sasibus;
optional_device<output_latch_device> m_sasi_data_out;
optional_device<input_buffer_device> m_sasi_data_in;
optional_device<input_buffer_device> m_sasi_ctrl_in;
optional_device<ata_interface_device> m_ide1;
optional_device<ata_interface_device> m_ide2;
required_shared_ptr<uint16_t> m_video_ram_1;
required_shared_ptr<uint16_t> m_video_ram_2;
optional_shared_ptr<uint32_t> m_ext_gvram;
required_device<beep_device> m_beeper;
optional_device<ram_device> m_ram;
optional_device<address_map_bank_device> m_ipl;
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<screen_device> m_screen;
DECLARE_WRITE_LINE_MEMBER( write_uart_clock );
DECLARE_WRITE8_MEMBER(rtc_w);
DECLARE_WRITE8_MEMBER(dmapg4_w);
DECLARE_WRITE8_MEMBER(dmapg8_w);
DECLARE_WRITE8_MEMBER(nmi_ctrl_w);
DECLARE_WRITE8_MEMBER(vrtc_clear_w);
DECLARE_WRITE8_MEMBER(pc9801_video_ff_w);
DECLARE_READ8_MEMBER(txt_scrl_r);
DECLARE_WRITE8_MEMBER(txt_scrl_w);
DECLARE_READ8_MEMBER(grcg_r);
DECLARE_WRITE8_MEMBER(grcg_w);
DECLARE_WRITE16_MEMBER(egc_w);
DECLARE_READ8_MEMBER(pc9801_a0_r);
DECLARE_WRITE8_MEMBER(pc9801_a0_w);
DECLARE_READ8_MEMBER(fdc_2hd_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_2hd_ctrl_w);
DECLARE_READ8_MEMBER(fdc_2dd_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_2dd_ctrl_w);
DECLARE_READ16_MEMBER(tvram_r);
DECLARE_WRITE16_MEMBER(tvram_w);
DECLARE_READ8_MEMBER(gvram_r);
DECLARE_WRITE8_MEMBER(gvram_w);
DECLARE_WRITE8_MEMBER(pc9801rs_mouse_freq_w);
DECLARE_CUSTOM_INPUT_MEMBER(system_type_r);
DECLARE_READ16_MEMBER(grcg_gvram_r);
DECLARE_WRITE16_MEMBER(grcg_gvram_w);
DECLARE_READ16_MEMBER(grcg_gvram0_r);
DECLARE_WRITE16_MEMBER(grcg_gvram0_w);
DECLARE_READ16_MEMBER(pc9821_grcg_gvram_r);
DECLARE_WRITE16_MEMBER(pc9821_grcg_gvram_w);
DECLARE_READ16_MEMBER(pc9821_grcg_gvram0_r);
DECLARE_WRITE16_MEMBER(pc9821_grcg_gvram0_w);
DECLARE_READ16_MEMBER(upd7220_grcg_r);
DECLARE_WRITE16_MEMBER(upd7220_grcg_w);
DECLARE_READ8_MEMBER(ide_ctrl_r);
DECLARE_WRITE8_MEMBER(ide_ctrl_w);
DECLARE_READ16_MEMBER(ide_cs0_r);
DECLARE_WRITE16_MEMBER(ide_cs0_w);
DECLARE_READ16_MEMBER(ide_cs1_r);
DECLARE_WRITE16_MEMBER(ide_cs1_w);
DECLARE_WRITE_LINE_MEMBER(ide1_irq_w);
DECLARE_WRITE_LINE_MEMBER(ide2_irq_w);
DECLARE_WRITE8_MEMBER(sasi_data_w);
DECLARE_READ8_MEMBER(sasi_data_r);
DECLARE_WRITE_LINE_MEMBER(write_sasi_io);
DECLARE_WRITE_LINE_MEMBER(write_sasi_req);
DECLARE_READ8_MEMBER(sasi_status_r);
DECLARE_WRITE8_MEMBER(sasi_ctrl_w);
DECLARE_READ8_MEMBER(pc9801rs_knjram_r);
DECLARE_WRITE8_MEMBER(pc9801rs_knjram_w);
DECLARE_WRITE8_MEMBER(pc9801rs_bank_w);
DECLARE_READ8_MEMBER(a20_ctrl_r);
DECLARE_WRITE8_MEMBER(a20_ctrl_w);
DECLARE_READ8_MEMBER(fdc_mode_ctrl_r);
DECLARE_WRITE8_MEMBER(fdc_mode_ctrl_w);
// DECLARE_READ8_MEMBER(pc9801rs_2dd_r);
// DECLARE_WRITE8_MEMBER(pc9801rs_2dd_w);
DECLARE_WRITE8_MEMBER(pc9801rs_video_ff_w);
DECLARE_WRITE8_MEMBER(pc9801rs_a0_w);
DECLARE_WRITE8_MEMBER(pc9821_video_ff_w);
DECLARE_READ8_MEMBER(pc9821_a0_r);
DECLARE_WRITE8_MEMBER(pc9821_a0_w);
DECLARE_READ8_MEMBER(access_ctrl_r);
DECLARE_WRITE8_MEMBER(access_ctrl_w);
DECLARE_READ8_MEMBER(midi_r);
// DECLARE_READ8_MEMBER(winram_r);
// DECLARE_WRITE8_MEMBER(winram_w);
DECLARE_READ8_MEMBER(pic_r);
DECLARE_WRITE8_MEMBER(pic_w);
DECLARE_READ8_MEMBER(sdip_0_r);
DECLARE_READ8_MEMBER(sdip_1_r);
DECLARE_READ8_MEMBER(sdip_2_r);
DECLARE_READ8_MEMBER(sdip_3_r);
DECLARE_READ8_MEMBER(sdip_4_r);
DECLARE_READ8_MEMBER(sdip_5_r);
DECLARE_READ8_MEMBER(sdip_6_r);
DECLARE_READ8_MEMBER(sdip_7_r);
DECLARE_READ8_MEMBER(sdip_8_r);
DECLARE_READ8_MEMBER(sdip_9_r);
DECLARE_READ8_MEMBER(sdip_a_r);
DECLARE_READ8_MEMBER(sdip_b_r);
DECLARE_WRITE8_MEMBER(sdip_0_w);
DECLARE_WRITE8_MEMBER(sdip_1_w);
DECLARE_WRITE8_MEMBER(sdip_2_w);
DECLARE_WRITE8_MEMBER(sdip_3_w);
DECLARE_WRITE8_MEMBER(sdip_4_w);
DECLARE_WRITE8_MEMBER(sdip_5_w);
DECLARE_WRITE8_MEMBER(sdip_6_w);
DECLARE_WRITE8_MEMBER(sdip_7_w);
DECLARE_WRITE8_MEMBER(sdip_8_w);
DECLARE_WRITE8_MEMBER(sdip_9_w);
DECLARE_WRITE8_MEMBER(sdip_a_w);
DECLARE_WRITE8_MEMBER(sdip_b_w);
DECLARE_READ8_MEMBER(window_bank_r);
DECLARE_WRITE8_MEMBER(window_bank_w);
DECLARE_READ16_MEMBER(timestamp_r);
DECLARE_READ8_MEMBER(ext2_video_ff_r);
DECLARE_WRITE8_MEMBER(ext2_video_ff_w);
DECLARE_FLOPPY_FORMATS( floppy_formats );
UPD7220_DISPLAY_PIXELS_MEMBER( hgdc_display_pixels );
UPD7220_DRAW_TEXT_LINE_MEMBER( hgdc_draw_text );
DECLARE_MACHINE_START(pc9801_common);
DECLARE_MACHINE_START(pc9801f);
DECLARE_MACHINE_START(pc9801rs);
DECLARE_MACHINE_START(pc9801bx2);
DECLARE_MACHINE_START(pc9821);
DECLARE_MACHINE_START(pc9821ap2);
DECLARE_MACHINE_RESET(pc9801_common);
DECLARE_MACHINE_RESET(pc9801f);
DECLARE_MACHINE_RESET(pc9801rs);
DECLARE_MACHINE_RESET(pc9821);
DECLARE_PALETTE_INIT(pc9801);
INTERRUPT_GEN_MEMBER(vrtc_irq);
DECLARE_READ8_MEMBER(get_slave_ack);
DECLARE_WRITE_LINE_MEMBER(dma_hrq_changed);
DECLARE_WRITE_LINE_MEMBER(tc_w);
DECLARE_READ8_MEMBER(dma_read_byte);
DECLARE_WRITE8_MEMBER(dma_write_byte);
DECLARE_WRITE_LINE_MEMBER(dack0_w);
DECLARE_WRITE_LINE_MEMBER(dack1_w);
DECLARE_WRITE_LINE_MEMBER(dack2_w);
DECLARE_WRITE_LINE_MEMBER(dack3_w);
DECLARE_WRITE8_MEMBER(ppi_sys_portc_w);
DECLARE_WRITE_LINE_MEMBER(fdc_2dd_irq);
DECLARE_WRITE_LINE_MEMBER(pc9801rs_fdc_irq);
DECLARE_WRITE_LINE_MEMBER(pc9801rs_fdc_drq);
DECLARE_READ8_MEMBER(ppi_mouse_porta_r);
DECLARE_WRITE8_MEMBER(ppi_mouse_porta_w);
DECLARE_WRITE8_MEMBER(ppi_mouse_portb_w);
DECLARE_WRITE8_MEMBER(ppi_mouse_portc_w);
TIMER_DEVICE_CALLBACK_MEMBER( mouse_irq_cb );
DECLARE_READ8_MEMBER(unk_r);
DECLARE_DRIVER_INIT(pc9801_kanji);
uint32_t screen_update(screen_device &screen, bitmap_rgb32 &bitmap, const rectangle &cliprect);
uint32_t a20_286(bool state);
protected:
virtual void video_start() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
virtual void device_reset_after_children() override;
private:
enum
{
TIMER_VBIRQ
};
inline void set_dma_channel(int channel, int state);
emu_timer *m_vbirq;
uint8_t *m_char_rom;
uint8_t *m_kanji_rom;
uint8_t m_dma_offset[4];
uint8_t m_dma_autoinc[4];
int m_dack;
uint8_t m_video_ff[8],m_gfx_ff;
uint8_t m_txt_scroll_reg[8];
uint8_t m_pal_clut[4];
std::unique_ptr<uint16_t[]> m_tvram;
uint16_t m_font_addr;
uint8_t m_font_line;
uint16_t m_font_lr;
uint8_t m_fdc_2dd_ctrl,m_fdc_2hd_ctrl;
uint8_t m_nmi_ff;
uint8_t m_vram_bank;
uint8_t m_vram_disp;
uint8_t m_sasi_data;
int m_sasi_data_enable;
uint8_t m_sasi_ctrl;
struct{
uint8_t control;
uint8_t lx;
uint8_t ly;
uint8_t freq_reg;
uint8_t freq_index;
}m_mouse;
uint8_t m_ide_sel;
bool m_ide1_irq, m_ide2_irq;
/* PC9801RS specific, move to specific state */
uint8_t m_gate_a20; //A20 line
uint8_t m_access_ctrl; // DMA related
uint8_t m_fdc_ctrl;
uint8_t m_ex_video_ff[128];
struct {
uint8_t pal_entry;
uint8_t r[16],g[16],b[16];
}m_analog16;
struct {
uint8_t pal_entry;
uint8_t r[0x100],g[0x100],b[0x100];
uint16_t read_bank;
uint16_t write_bank;
}m_analog256;
struct {
uint8_t mode;
uint8_t tile[4], tile_index;
}m_grcg;
void egc_blit_w(uint32_t offset, uint16_t data, uint16_t mem_mask);
uint16_t egc_blit_r(uint32_t offset, uint16_t mem_mask);
/* PC9821 specific */
uint8_t m_sdip[24], m_sdip_bank;
uint8_t m_pc9821_window_bank;
uint8_t m_ext2_ff;
uint8_t m_sys_type;
struct {
uint16_t regs[8];
uint16_t pat[4];
uint16_t src[4];
int16_t count;
uint16_t leftover[4];
bool first;
bool init;
} m_egc;
uint16_t m_pc9821_256vram_bank;
uint8_t m_sdip_read(uint16_t port, uint8_t sdip_offset);
void m_sdip_write(uint16_t port, uint8_t sdip_offset,uint8_t data);
uint16_t egc_do_partial_op(int plane, uint16_t src, uint16_t pat, uint16_t dst) const;
uint16_t egc_shift(int plane, uint16_t val);
};
#endif