// license:BSD-3-Clause // copyright-holders:David Haywood,hap /*************************************************************************** Toshiba TMPZ84C011, MPUZ80/TLCS-Z80 ASSP Family Z80 CPU, CTC, CGC, I/O8x5 TODO: - CGC (clock generator/controller) ***************************************************************************/ #include "tmpz84c011.h" const device_type TMPZ84C011 = &device_creator; static ADDRESS_MAP_START( tmpz84c011_internal_io_map, AS_IO, 8, tmpz84c011_device ) AM_RANGE(0x10, 0x13) AM_MIRROR(0xff00) AM_DEVREADWRITE("tmpz84c011_ctc", z80ctc_device, read, write) AM_RANGE(0x50, 0x50) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_pa_r, tmpz84c011_pa_w) AM_RANGE(0x51, 0x51) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_pb_r, tmpz84c011_pb_w) AM_RANGE(0x52, 0x52) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_pc_r, tmpz84c011_pc_w) AM_RANGE(0x30, 0x30) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_pd_r, tmpz84c011_pd_w) AM_RANGE(0x40, 0x40) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_pe_r, tmpz84c011_pe_w) AM_RANGE(0x54, 0x54) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_dir_pa_r, tmpz84c011_dir_pa_w) AM_RANGE(0x55, 0x55) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_dir_pb_r, tmpz84c011_dir_pb_w) AM_RANGE(0x56, 0x56) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_dir_pc_r, tmpz84c011_dir_pc_w) AM_RANGE(0x34, 0x34) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_dir_pd_r, tmpz84c011_dir_pd_w) AM_RANGE(0x44, 0x44) AM_MIRROR(0xff00) AM_READWRITE(tmpz84c011_dir_pe_r, tmpz84c011_dir_pe_w) ADDRESS_MAP_END tmpz84c011_device::tmpz84c011_device(const machine_config &mconfig, std::string tag, device_t *owner, UINT32 clock) : z80_device(mconfig, TMPZ84C011, "TMPZ84C011", tag, owner, clock, "tmpz84c011", __FILE__), m_io_space_config( "io", ENDIANNESS_LITTLE, 8, 16, 0, ADDRESS_MAP_NAME( tmpz84c011_internal_io_map ) ), m_ctc(*this, "tmpz84c011_ctc"), m_outportsa(*this), m_outportsb(*this), m_outportsc(*this), m_outportsd(*this), m_outportse(*this), m_inportsa(*this), m_inportsb(*this), m_inportsc(*this), m_inportsd(*this), m_inportse(*this), m_zc0_cb(*this), m_zc1_cb(*this), m_zc2_cb(*this) { memset(m_pio_dir, 0, 5); memset(m_pio_latch, 0, 5); } //------------------------------------------------- // device_start - device-specific startup //------------------------------------------------- void tmpz84c011_device::device_start() { z80_device::device_start(); // resolve callbacks m_outportsa.resolve_safe(); m_outportsb.resolve_safe(); m_outportsc.resolve_safe(); m_outportsd.resolve_safe(); m_outportse.resolve_safe(); m_inportsa.resolve_safe(0); m_inportsb.resolve_safe(0); m_inportsc.resolve_safe(0); m_inportsd.resolve_safe(0); m_inportse.resolve_safe(0); m_zc0_cb.resolve_safe(); m_zc1_cb.resolve_safe(); m_zc2_cb.resolve_safe(); // register for save states save_item(NAME(m_pio_dir[0])); save_item(NAME(m_pio_latch[0])); save_item(NAME(m_pio_dir[1])); save_item(NAME(m_pio_latch[1])); save_item(NAME(m_pio_dir[2])); save_item(NAME(m_pio_latch[2])); save_item(NAME(m_pio_dir[3])); save_item(NAME(m_pio_latch[3])); save_item(NAME(m_pio_dir[4])); save_item(NAME(m_pio_latch[4])); } //------------------------------------------------- // device_reset - device-specific reset //------------------------------------------------- void tmpz84c011_device::device_reset() { z80_device::device_reset(); // initialize I/O tmpz84c011_dir_pa_w(*m_io, 0, 0); tmpz84c011_pa_w(*m_io, 0, 0); tmpz84c011_dir_pb_w(*m_io, 0, 0); tmpz84c011_pb_w(*m_io, 0, 0); tmpz84c011_dir_pc_w(*m_io, 0, 0); tmpz84c011_pc_w(*m_io, 0, 0); tmpz84c011_dir_pd_w(*m_io, 0, 0); tmpz84c011_pd_w(*m_io, 0, 0); tmpz84c011_dir_pe_w(*m_io, 0, 0); tmpz84c011_pe_w(*m_io, 0, 0); } /* CPU interface */ static MACHINE_CONFIG_FRAGMENT( tmpz84c011 ) MCFG_DEVICE_ADD("tmpz84c011_ctc", Z80CTC, DERIVED_CLOCK(1,1) ) MCFG_Z80CTC_INTR_CB(INPUTLINE(DEVICE_SELF, INPUT_LINE_IRQ0)) MCFG_Z80CTC_ZC0_CB(WRITELINE(tmpz84c011_device, zc0_cb_trampoline_w)) MCFG_Z80CTC_ZC1_CB(WRITELINE(tmpz84c011_device, zc1_cb_trampoline_w)) MCFG_Z80CTC_ZC2_CB(WRITELINE(tmpz84c011_device, zc2_cb_trampoline_w)) MACHINE_CONFIG_END machine_config_constructor tmpz84c011_device::device_mconfig_additions() const { return MACHINE_CONFIG_NAME( tmpz84c011 ); }