// license:BSD-3-Clause // copyright-holders:Wilbert Pol, Miodrag Milanovic /***************************************************************************** * * includes/at.h * * IBM AT Compatibles * ****************************************************************************/ #ifndef AT_H_ #define AT_H_ #include "emu.h" #include "cpu/i86/i86.h" #include "cpu/i86/i286.h" #include "cpu/i386/i386.h" #include "machine/ins8250.h" #include "machine/mc146818.h" #include "machine/pic8259.h" #include "bus/lpci/i82371ab.h" #include "bus/lpci/i82371sb.h" #include "bus/lpci/i82439tx.h" #include "machine/cs8221.h" #include "machine/pit8253.h" #include "machine/wd7600.h" #include "machine/idectrl.h" #include "machine/at_keybc.h" #include "imagedev/harddriv.h" #include "machine/am9517a.h" #include "bus/lpci/pci.h" #include "sound/dac.h" #include "sound/speaker.h" #include "machine/ram.h" #include "machine/nvram.h" #include "bus/isa/isa.h" #include "bus/isa/isa_cards.h" #include "machine/pc_lpt.h" #include "bus/pc_kbd/pc_kbdc.h" class at586_state : public driver_device { public: at586_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu") { } required_device m_maincpu; DECLARE_DRIVER_INIT(at586); }; class at_state : public driver_device { public: at_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_pic8259_master(*this, "pic8259_master"), m_pic8259_slave(*this, "pic8259_slave"), m_dma8237_1(*this, "dma8237_1"), m_dma8237_2(*this, "dma8237_2"), m_pit8254(*this, "pit8254"), m_cs8221(*this, "cs8221"), m_ide(*this, "ide"), m_keybc(*this, "keybc"), m_isabus(*this, "isabus"), m_speaker(*this, "speaker"), m_ram(*this, RAM_TAG), m_mc146818(*this, "rtc"), m_pc_kbdc(*this, "pc_kbdc") { } required_device m_maincpu; optional_device m_pic8259_master; optional_device m_pic8259_slave; optional_device m_dma8237_1; optional_device m_dma8237_2; optional_device m_pit8254; optional_device m_cs8221; optional_device m_ide; optional_device m_keybc; optional_device m_isabus; required_device m_speaker; optional_device m_ram; optional_device m_mc146818; optional_device m_pc_kbdc; DECLARE_READ8_MEMBER(at_page8_r); DECLARE_WRITE8_MEMBER(at_page8_w); DECLARE_READ8_MEMBER(at_portb_r); DECLARE_WRITE8_MEMBER(at_portb_w); DECLARE_READ8_MEMBER(ps2_portb_r); DECLARE_READ8_MEMBER(get_slave_ack); DECLARE_WRITE_LINE_MEMBER(at_pit8254_out0_changed); DECLARE_WRITE_LINE_MEMBER(at_pit8254_out2_changed); DECLARE_WRITE_LINE_MEMBER(pc_dma_hrq_changed); DECLARE_READ8_MEMBER(pc_dma8237_0_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_1_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_2_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_3_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_5_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_6_dack_r); DECLARE_READ8_MEMBER(pc_dma8237_7_dack_r); DECLARE_WRITE8_MEMBER(pc_dma8237_0_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_1_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_2_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_3_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_5_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_6_dack_w); DECLARE_WRITE8_MEMBER(pc_dma8237_7_dack_w); DECLARE_WRITE_LINE_MEMBER(at_dma8237_out_eop); DECLARE_WRITE_LINE_MEMBER(pc_dack0_w); DECLARE_WRITE_LINE_MEMBER(pc_dack1_w); DECLARE_WRITE_LINE_MEMBER(pc_dack2_w); DECLARE_WRITE_LINE_MEMBER(pc_dack3_w); DECLARE_WRITE_LINE_MEMBER(pc_dack4_w); DECLARE_WRITE_LINE_MEMBER(pc_dack5_w); DECLARE_WRITE_LINE_MEMBER(pc_dack6_w); DECLARE_WRITE_LINE_MEMBER(pc_dack7_w); DECLARE_READ32_MEMBER(ide_r); DECLARE_WRITE32_MEMBER(ide_w); DECLARE_READ8_MEMBER(at_dma8237_2_r); DECLARE_WRITE8_MEMBER(at_dma8237_2_w); DECLARE_READ8_MEMBER(at_keybc_r); DECLARE_WRITE8_MEMBER(at_keybc_w); DECLARE_READ16_MEMBER(neat_chipset_r); DECLARE_WRITE16_MEMBER(neat_chipset_w); DECLARE_WRITE_LINE_MEMBER(at_mc146818_irq); DECLARE_WRITE8_MEMBER(write_rtc); UINT8 m_at_spkrdata; UINT8 m_pit_out2; int m_dma_channel; bool m_cur_eop; UINT8 m_dma_offset[2][4]; UINT8 m_at_pages[0x10]; UINT16 m_dma_high_byte; UINT8 m_at_speaker; UINT16 m_ps1_reg[2]; DECLARE_READ16_MEMBER(ps1_unk_r); DECLARE_WRITE16_MEMBER(ps1_unk_w); DECLARE_READ8_MEMBER(ps1_kbdc_r); void at_speaker_set_spkrdata(UINT8 data); DECLARE_WRITE_LINE_MEMBER(at_shutdown); UINT8 m_channel_check; UINT8 m_nmi_enabled; DECLARE_READ8_MEMBER(pc_dma_read_byte); DECLARE_WRITE8_MEMBER(pc_dma_write_byte); DECLARE_READ8_MEMBER(pc_dma_read_word); DECLARE_WRITE8_MEMBER(pc_dma_write_word); DECLARE_DRIVER_INIT(atcga); DECLARE_DRIVER_INIT(atvga); DECLARE_DRIVER_INIT(megapcpla); DECLARE_MACHINE_START(at); DECLARE_MACHINE_RESET(at); void pc_set_dma_channel(int channel, int state); void init_at_common(); UINT32 at_286_a20(bool state); }; class megapc_state : public driver_device { public: megapc_state(const machine_config &mconfig, device_type type, const char *tag) : driver_device(mconfig, type, tag), m_maincpu(*this, "maincpu"), m_wd7600(*this, "wd7600"), m_isabus(*this, "isabus"), m_speaker(*this, "speaker") { } public: required_device m_maincpu; required_device m_wd7600; required_device m_isabus; required_device m_speaker; DECLARE_DRIVER_INIT(megapc); DECLARE_DRIVER_INIT(megapcpl); DECLARE_READ16_MEMBER( wd7600_ior ); DECLARE_WRITE16_MEMBER( wd7600_iow ); DECLARE_WRITE_LINE_MEMBER( wd7600_hold ); DECLARE_WRITE8_MEMBER( wd7600_tc ) { m_isabus->eop_w(offset, data); } DECLARE_WRITE_LINE_MEMBER( wd7600_spkr ) { m_speaker->level_w(state); } }; #endif /* AT_H_ */