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https://github.com/holub/mame
synced 2025-04-21 16:01:56 +03:00
olyboss: get booting (nw)
This commit is contained in:
cracyc
parent
14274e96da
commit
b55dc7eca8
@ -209,6 +209,10 @@ void upd3301_device::device_timer(emu_timer &timer, device_timer_id id, int para
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m_write_vrtc(param);
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m_vrtc = param;
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update_vrtc_timer(param);
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if(!(m_status & STATUS_VE))
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break;
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if (param && !m_me)
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{
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m_status |= STATUS_E;
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@ -216,8 +220,6 @@ void upd3301_device::device_timer(emu_timer &timer, device_timer_id id, int para
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}
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else if(!param)
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set_drq(1);
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update_vrtc_timer(param);
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break;
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case TIMER_DRQ:
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@ -81,6 +81,7 @@ public:
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protected:
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virtual void machine_start() override;
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virtual void machine_reset() override;
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virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
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private:
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@ -95,6 +96,7 @@ private:
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DECLARE_WRITE8_MEMBER( dma_mem_w );
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DECLARE_READ8_MEMBER( fdcctrl_r );
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DECLARE_WRITE8_MEMBER( fdcctrl_w );
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DECLARE_WRITE8_MEMBER( fdcctrl85_w );
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DECLARE_READ8_MEMBER( fdcdma_r );
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DECLARE_WRITE8_MEMBER( fdcdma_w );
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DECLARE_WRITE8_MEMBER( crtcdma_w );
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@ -102,16 +104,13 @@ private:
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DECLARE_WRITE8_MEMBER( rom_w );
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DECLARE_WRITE8_MEMBER( vchrmap_w );
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DECLARE_WRITE8_MEMBER( vchrram_w );
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DECLARE_WRITE8_MEMBER( vchrram85_w );
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DECLARE_WRITE8_MEMBER( ppic_w );
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DECLARE_WRITE8_MEMBER( romctrl_w );
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void olyboss_io(address_map &map);
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void olyboss_mem(address_map &map);
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void olyboss85_io(address_map &map);
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void olyboss85_mem(address_map &map);
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IRQ_CALLBACK_MEMBER(irq_cb);
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DECLARE_MACHINE_RESET(bossz80);
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DECLARE_MACHINE_RESET(boss8085);
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required_device<cpu_device> m_maincpu;
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required_device<i8257_device> m_dma;
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required_device<upd3301_device> m_crtc;
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@ -131,36 +130,31 @@ private:
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void keyboard85_put(u8 data);
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u8 m_fdcctrl, m_fdctype;
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u8 m_channel, m_vchrmap, m_vchrpage;
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u16 m_vchraddr;
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u8 m_vchrram[0x800];
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bool m_romen;
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bool m_romen, m_timstate;
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emu_timer *m_timer;
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};
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MACHINE_RESET_MEMBER(olyboss_state,bossz80)
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{
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m_keybhit=false;
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m_romen = true;
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m_fdcctrl = 0;
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m_vchrmap = 0;
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m_vchrpage = 0;
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m_timer->adjust(attotime::from_hz(60), 0, attotime::from_hz(60)); // unknown timer freq, possibly com2651 BRCLK
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}
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MACHINE_RESET_MEMBER(olyboss_state,boss8085)
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void olyboss_state::machine_reset()
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{
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m_keybhit=false;
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m_romen = true;
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m_timstate = false;
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m_fdcctrl = 0;
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m_vchrmap = 0;
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m_vchrpage = 0;
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m_timer->adjust(attotime::from_hz(30), 0, attotime::from_hz(30)); // unknown timer freq, possibly com2651 BRCLK
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}
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void olyboss_state::device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr)
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{
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m_uic->ireq7_w(ASSERT_LINE);
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m_uic->ireq7_w(CLEAR_LINE);
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m_timstate = !m_timstate;
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if(m_pic)
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m_pic->ir0_w(m_timstate);
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else
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m_uic->ireq7_w(m_timstate);
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}
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//**************************************************************************
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@ -188,11 +182,6 @@ ADDRESS_MAP_START(olyboss_state::olyboss_io)
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AM_RANGE(0x90, 0x9f) AM_WRITE(vchrram_w)
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ADDRESS_MAP_END
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ADDRESS_MAP_START(olyboss_state::olyboss85_mem)
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AM_RANGE(0x0000, 0x7ff ) AM_READWRITE(rom_r, rom_w) AM_SHARE("lowram")
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AM_RANGE(0x800, 0xbfff) AM_RAM
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ADDRESS_MAP_END
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ADDRESS_MAP_START(olyboss_state::olyboss85_io)
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ADDRESS_MAP_GLOBAL_MASK(0xff)
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ADDRESS_MAP_UNMAP_HIGH
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@ -200,8 +189,9 @@ ADDRESS_MAP_START(olyboss_state::olyboss85_io)
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AM_RANGE(0x10, 0x11) AM_DEVICE("fdc", upd765a_device, map)
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AM_RANGE(0x20, 0x21) AM_DEVREADWRITE(UPD3301_TAG, upd3301_device, read, write)
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AM_RANGE(0x30, 0x31) AM_DEVREADWRITE("pic", pic8259_device, read, write)
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// AM_RANGE(0x45, 0x45) AM_WRITE(romctrl_w)
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//AM_RANGE(0x50, 0x53) COM2651
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AM_RANGE(0x42, 0x42) AM_READ(keyboard_read)
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AM_RANGE(0x42, 0x44) AM_WRITE(vchrram85_w)
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AM_RANGE(0x45, 0x45) AM_WRITE(fdcctrl85_w)
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ADDRESS_MAP_END
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static INPUT_PORTS_START( olyboss )
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@ -218,6 +208,22 @@ WRITE8_MEMBER( olyboss_state::rom_w )
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m_lowram[offset] = data;
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}
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WRITE8_MEMBER( olyboss_state::vchrram85_w )
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{
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switch(offset)
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{
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case 0:
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m_vchraddr = (m_vchraddr & 0x00f) | (data << 4);
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break;
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case 1:
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m_vchraddr = (m_vchraddr & 0xff0) | (data & 0xf);
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break;
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case 2:
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m_vchrram[m_vchraddr] = data;
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break;
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}
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}
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WRITE8_MEMBER( olyboss_state::vchrmap_w )
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{
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switch(offset)
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@ -236,15 +242,16 @@ WRITE8_MEMBER( olyboss_state::vchrram_w )
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m_vchrram[(m_vchrpage << 4) + (offset ^ 0xf)] = data;
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}
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WRITE8_MEMBER( olyboss_state::romctrl_w )
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{
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m_romen = data != 0;
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}
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WRITE_LINE_MEMBER( olyboss_state::romdis_w )
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{
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if(state)
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m_romen = false;
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m_romen = state ? false : true;
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}
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IRQ_CALLBACK_MEMBER( olyboss_state::irq_cb )
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{
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if(!irqline)
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return m_pic->acknowledge();
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return 0;
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}
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//**************************************************************************
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@ -284,6 +291,8 @@ READ8_MEMBER( olyboss_state::keyboard_read )
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if (m_keybhit)
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{
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m_keybhit=false;
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if(m_pic)
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m_pic->ir1_w(CLEAR_LINE);
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return m_keystroke;
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}
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return 0x00;
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@ -319,6 +328,12 @@ void olyboss_state::keyboard_put(u8 data)
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void olyboss_state::keyboard85_put(u8 data)
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{
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if(data)
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{
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m_pic->ir1_w(ASSERT_LINE);
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m_keybhit = true;
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m_keystroke = data;
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}
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}
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/* 8257 Interface */
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@ -383,6 +398,14 @@ WRITE8_MEMBER( olyboss_state::fdcctrl_w )
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m_fdd1->get_device()->mon_w(!(data & 4));
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}
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WRITE8_MEMBER( olyboss_state::fdcctrl85_w )
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{
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m_fdcctrl = data;
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m_fdd0->get_device()->mon_w(!(data & 0x40));
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if(m_fdd1)
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m_fdd1->get_device()->mon_w(!(data & 0x80));
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}
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static SLOT_INTERFACE_START( bossb_floppies )
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SLOT_INTERFACE( "525dd", FLOPPY_525_DD )
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SLOT_INTERFACE_END
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@ -401,11 +424,9 @@ MACHINE_CONFIG_START( olyboss_state::olybossd )
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MCFG_CPU_IO_MAP(olyboss_io)
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MCFG_CPU_IRQ_ACKNOWLEDGE_DEVICE("uic", am9519_device, iack_cb)
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MCFG_MACHINE_RESET_OVERRIDE(olyboss_state, bossz80)
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/* video hardware */
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MCFG_SCREEN_ADD(SCREEN_TAG, RASTER)
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MCFG_SCREEN_ADD_MONOCHROME(SCREEN_TAG, RASTER, rgb_t::green())
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MCFG_SCREEN_REFRESH_RATE(60)
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MCFG_SCREEN_UPDATE_DEVICE(UPD3301_TAG, upd3301_device, screen_update)
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MCFG_SCREEN_SIZE(80*8, 28*11)
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@ -464,15 +485,14 @@ MACHINE_CONFIG_END
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MACHINE_CONFIG_START( olyboss_state::bossb85 )
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MCFG_CPU_ADD("maincpu", I8085A, 4_MHz_XTAL)
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MCFG_CPU_PROGRAM_MAP(olyboss85_mem)
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MCFG_CPU_PROGRAM_MAP(olyboss_mem)
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MCFG_CPU_IO_MAP(olyboss85_io)
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MCFG_CPU_IRQ_ACKNOWLEDGE_DEVICE("pic", pic8259_device, inta_cb)
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MCFG_CPU_IRQ_ACKNOWLEDGE_DRIVER(olyboss_state, irq_cb)
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MCFG_I8085A_SOD(WRITELINE(olyboss_state, romdis_w))
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MCFG_MACHINE_RESET_OVERRIDE(olyboss_state, boss8085)
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/* video hardware */
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MCFG_SCREEN_ADD(SCREEN_TAG, RASTER)
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MCFG_SCREEN_ADD_MONOCHROME(SCREEN_TAG, RASTER, rgb_t::green())
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MCFG_SCREEN_REFRESH_RATE(60)
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MCFG_SCREEN_UPDATE_DEVICE(UPD3301_TAG, upd3301_device, screen_update)
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MCFG_SCREEN_SIZE(80*8, 28*11)
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@ -484,10 +504,12 @@ MACHINE_CONFIG_START( olyboss_state::bossb85 )
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MCFG_PIC8259_OUT_INT_CB(INPUTLINE("maincpu", 0))
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MCFG_UPD765A_ADD("fdc", true, true)
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//MCFG_UPD765_INTRQ_CALLBACK(DEVWRITELINE("pic", pic8259_device, ir2_w))
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MCFG_UPD765_INTRQ_CALLBACK(INPUTLINE("maincpu", I8085_RST65_LINE))
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MCFG_UPD765_DRQ_CALLBACK(DEVWRITELINE(I8257_TAG, i8257_device, dreq0_w))
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MCFG_FLOPPY_DRIVE_ADD("fdc:0", bossb_floppies, "525dd", floppy_image_device::default_floppy_formats)
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MCFG_FLOPPY_DRIVE_SOUND(true)
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MCFG_FLOPPY_DRIVE_ADD("fdc:1", bossb_floppies, "525dd", floppy_image_device::default_floppy_formats)
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MCFG_FLOPPY_DRIVE_SOUND(true)
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MCFG_DEVICE_ADD(I8257_TAG, I8257, XTAL(4'000'000))
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MCFG_I8257_OUT_HRQ_CB(WRITELINE(olyboss_state, hrq_w))
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