diff options
Diffstat (limited to 'src/devices/cpu/h8/h83032.cpp')
-rw-r--r-- | src/devices/cpu/h8/h83032.cpp | 265 |
1 files changed, 265 insertions, 0 deletions
diff --git a/src/devices/cpu/h8/h83032.cpp b/src/devices/cpu/h8/h83032.cpp new file mode 100644 index 00000000000..a4f23f27f43 --- /dev/null +++ b/src/devices/cpu/h8/h83032.cpp @@ -0,0 +1,265 @@ +// license:BSD-3-Clause +// copyright-holders:Olivier Galibert +#include "emu.h" +#include "h83032.h" + +DEFINE_DEVICE_TYPE(H83032, h83032_device, "h83032", "Hitachi H8/3032") +DEFINE_DEVICE_TYPE(H83031, h83031_device, "h83031", "Hitachi H8/3031") +DEFINE_DEVICE_TYPE(H83030, h83030_device, "h83030", "Hitachi H8/3030") + +h83032_device::h83032_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, u32 clock, u32 start) : + h8h_device(mconfig, type, tag, owner, clock, address_map_constructor(FUNC(h83032_device::map), this)), + m_intc(*this, "intc"), + m_adc(*this, "adc"), + m_port1(*this, "port1"), + m_port2(*this, "port2"), + m_port3(*this, "port3"), + m_port5(*this, "port5"), + m_port6(*this, "port6"), + m_port7(*this, "port7"), + m_port8(*this, "port8"), + m_port9(*this, "port9"), + m_porta(*this, "porta"), + m_portb(*this, "portb"), + m_portc(*this, "portc"), + m_timer16(*this, "timer16"), + m_timer16_0(*this, "timer16:0"), + m_timer16_1(*this, "timer16:1"), + m_timer16_2(*this, "timer16:2"), + m_timer16_3(*this, "timer16:3"), + m_timer16_4(*this, "timer16:4"), + m_watchdog(*this, "watchdog"), + m_ram_start(start), + m_syscr(0) +{ + m_mode_a20 = true; +} + +h83032_device::h83032_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : + h83032_device(mconfig, H83032, tag, owner, clock, 0xf710) +{ +} + +h83031_device::h83031_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : + h83032_device(mconfig, H83031, tag, owner, clock, 0xfb10) +{ +} + +h83030_device::h83030_device(const machine_config &mconfig, const char *tag, device_t *owner, u32 clock) : + h83032_device(mconfig, H83030, tag, owner, clock, 0xfd10) +{ +} + +void h83032_device::map(address_map &map) +{ + const offs_t base = 0xf0000; // 0 in mode 2, aka 16-bits address space, currently unemulated + + map(base | m_ram_start, base | 0xfeff).ram(); + + map(base | 0xff60, base | 0xff60).rw(m_timer16, FUNC(h8_timer16_device::tstr_r), FUNC(h8_timer16_device::tstr_w)); + map(base | 0xff61, base | 0xff61).rw(m_timer16, FUNC(h8_timer16_device::tsyr_r), FUNC(h8_timer16_device::tsyr_w)); + map(base | 0xff62, base | 0xff62).rw(m_timer16, FUNC(h8_timer16_device::tmdr_r), FUNC(h8_timer16_device::tmdr_w)); + map(base | 0xff63, base | 0xff63).rw(m_timer16, FUNC(h8_timer16_device::tfcr_r), FUNC(h8_timer16_device::tfcr_w)); + map(base | 0xff64, base | 0xff64).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tcr_r), FUNC(h8_timer16_channel_device::tcr_w)); + map(base | 0xff65, base | 0xff65).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tior_r), FUNC(h8_timer16_channel_device::tior_w)); + map(base | 0xff66, base | 0xff66).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tier_r), FUNC(h8_timer16_channel_device::tier_w)); + map(base | 0xff67, base | 0xff67).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tsr_r), FUNC(h8_timer16_channel_device::tsr_w)); + map(base | 0xff68, base | 0xff69).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tcnt_r), FUNC(h8_timer16_channel_device::tcnt_w)); + map(base | 0xff6a, base | 0xff6d).rw(m_timer16_0, FUNC(h8_timer16_channel_device::tgr_r), FUNC(h8_timer16_channel_device::tgr_w)); + map(base | 0xff6e, base | 0xff6e).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tcr_r), FUNC(h8_timer16_channel_device::tcr_w)); + map(base | 0xff6f, base | 0xff6f).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tior_r), FUNC(h8_timer16_channel_device::tior_w)); + map(base | 0xff70, base | 0xff70).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tier_r), FUNC(h8_timer16_channel_device::tier_w)); + map(base | 0xff71, base | 0xff71).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tsr_r), FUNC(h8_timer16_channel_device::tsr_w)); + map(base | 0xff72, base | 0xff73).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tcnt_r), FUNC(h8_timer16_channel_device::tcnt_w)); + map(base | 0xff74, base | 0xff77).rw(m_timer16_1, FUNC(h8_timer16_channel_device::tgr_r), FUNC(h8_timer16_channel_device::tgr_w)); + map(base | 0xff78, base | 0xff78).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tcr_r), FUNC(h8_timer16_channel_device::tcr_w)); + map(base | 0xff79, base | 0xff79).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tior_r), FUNC(h8_timer16_channel_device::tior_w)); + map(base | 0xff7a, base | 0xff7a).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tier_r), FUNC(h8_timer16_channel_device::tier_w)); + map(base | 0xff7b, base | 0xff7b).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tsr_r), FUNC(h8_timer16_channel_device::tsr_w)); + map(base | 0xff7c, base | 0xff7d).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tcnt_r), FUNC(h8_timer16_channel_device::tcnt_w)); + map(base | 0xff7e, base | 0xff81).rw(m_timer16_2, FUNC(h8_timer16_channel_device::tgr_r), FUNC(h8_timer16_channel_device::tgr_w)); + map(base | 0xff82, base | 0xff82).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tcr_r), FUNC(h8_timer16_channel_device::tcr_w)); + map(base | 0xff83, base | 0xff83).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tior_r), FUNC(h8_timer16_channel_device::tior_w)); + map(base | 0xff84, base | 0xff84).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tier_r), FUNC(h8_timer16_channel_device::tier_w)); + map(base | 0xff85, base | 0xff85).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tsr_r), FUNC(h8_timer16_channel_device::tsr_w)); + map(base | 0xff86, base | 0xff87).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tcnt_r), FUNC(h8_timer16_channel_device::tcnt_w)); + map(base | 0xff88, base | 0xff8b).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tgr_r), FUNC(h8_timer16_channel_device::tgr_w)); + map(base | 0xff8c, base | 0xff8f).rw(m_timer16_3, FUNC(h8_timer16_channel_device::tbr_r), FUNC(h8_timer16_channel_device::tbr_w)); + map(base | 0xff90, base | 0xff90).rw(m_timer16, FUNC(h8_timer16_device::toer_r), FUNC(h8_timer16_device::toer_w)); + map(base | 0xff91, base | 0xff91).rw(m_timer16, FUNC(h8_timer16_device::tocr_r), FUNC(h8_timer16_device::tocr_w)); + map(base | 0xff92, base | 0xff92).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tcr_r), FUNC(h8_timer16_channel_device::tcr_w)); + map(base | 0xff93, base | 0xff93).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tior_r), FUNC(h8_timer16_channel_device::tior_w)); + map(base | 0xff94, base | 0xff94).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tier_r), FUNC(h8_timer16_channel_device::tier_w)); + map(base | 0xff95, base | 0xff95).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tsr_r), FUNC(h8_timer16_channel_device::tsr_w)); + map(base | 0xff96, base | 0xff97).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tcnt_r), FUNC(h8_timer16_channel_device::tcnt_w)); + map(base | 0xff98, base | 0xff9b).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tgr_r), FUNC(h8_timer16_channel_device::tgr_w)); + map(base | 0xff9c, base | 0xff9f).rw(m_timer16_4, FUNC(h8_timer16_channel_device::tbr_r), FUNC(h8_timer16_channel_device::tbr_w)); + + map(base | 0xffa8, base | 0xffa9).rw(m_watchdog, FUNC(h8_watchdog_device::wd_r), FUNC(h8_watchdog_device::wd_w)); + map(base | 0xffaa, base | 0xffab).rw(m_watchdog, FUNC(h8_watchdog_device::rst_r), FUNC(h8_watchdog_device::rst_w)); + + map(base | 0xffb0, base | 0xffb0).rw(m_sci[0], FUNC(h8_sci_device::smr_r), FUNC(h8_sci_device::smr_w)); + map(base | 0xffb1, base | 0xffb1).rw(m_sci[0], FUNC(h8_sci_device::brr_r), FUNC(h8_sci_device::brr_w)); + map(base | 0xffb2, base | 0xffb2).rw(m_sci[0], FUNC(h8_sci_device::scr_r), FUNC(h8_sci_device::scr_w)); + map(base | 0xffb3, base | 0xffb3).rw(m_sci[0], FUNC(h8_sci_device::tdr_r), FUNC(h8_sci_device::tdr_w)); + map(base | 0xffb4, base | 0xffb4).rw(m_sci[0], FUNC(h8_sci_device::ssr_r), FUNC(h8_sci_device::ssr_w)); + map(base | 0xffb5, base | 0xffb5).r(m_sci[0], FUNC(h8_sci_device::rdr_r)); + map(base | 0xffc0, base | 0xffc0).rw(m_port1, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffc1, base | 0xffc1).rw(m_port2, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffc2, base | 0xffc2).rw(m_port1, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffc3, base | 0xffc3).rw(m_port2, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffc4, base | 0xffc4).rw(m_port3, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffc6, base | 0xffc6).rw(m_port3, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffc8, base | 0xffc8).rw(m_port5, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffc9, base | 0xffc9).rw(m_port6, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffca, base | 0xffca).rw(m_port5, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffcb, base | 0xffcb).rw(m_port6, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffcd, base | 0xffcd).rw(m_port8, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffce, base | 0xffce).rw(m_port7, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffcf, base | 0xffcf).rw(m_port8, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffd0, base | 0xffd0).rw(m_port9, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffd1, base | 0xffd1).rw(m_porta, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffd2, base | 0xffd2).rw(m_port9, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffd3, base | 0xffd3).rw(m_porta, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffd4, base | 0xffd4).rw(m_portb, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffd5, base | 0xffd5).rw(m_portc, FUNC(h8_port_device::ff_r), FUNC(h8_port_device::ddr_w)); + map(base | 0xffd6, base | 0xffd6).rw(m_portb, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffd7, base | 0xffd7).rw(m_portc, FUNC(h8_port_device::port_r), FUNC(h8_port_device::dr_w)); + map(base | 0xffd8, base | 0xffd8).rw(m_port2, FUNC(h8_port_device::pcr_r), FUNC(h8_port_device::pcr_w)); + map(base | 0xffdb, base | 0xffdb).rw(m_port5, FUNC(h8_port_device::pcr_r), FUNC(h8_port_device::pcr_w)); + + map(base | 0xffe0, base | 0xffe7).r(m_adc, FUNC(h8_adc_device::addr8_r)); + map(base | 0xffe8, base | 0xffe8).rw(m_adc, FUNC(h8_adc_device::adcsr_r), FUNC(h8_adc_device::adcsr_w)); + map(base | 0xffe9, base | 0xffe9).rw(m_adc, FUNC(h8_adc_device::adcr_r), FUNC(h8_adc_device::adcr_w)); + + map(base | 0xfff2, base | 0xfff2).rw(FUNC(h83032_device::syscr_r), FUNC(h83032_device::syscr_w)); + + map(base | 0xfff4, base | 0xfff4).rw(m_intc, FUNC(h8h_intc_device::iscr_r), FUNC(h8h_intc_device::iscr_w)); + map(base | 0xfff5, base | 0xfff5).rw(m_intc, FUNC(h8h_intc_device::ier_r), FUNC(h8h_intc_device::ier_w)); + map(base | 0xfff6, base | 0xfff6).rw(m_intc, FUNC(h8h_intc_device::isr_r), FUNC(h8h_intc_device::isr_w)); + map(base | 0xfff8, base | 0xfff9).rw(m_intc, FUNC(h8h_intc_device::icr_r), FUNC(h8h_intc_device::icr_w)); +} + +void h83032_device::device_add_mconfig(machine_config &config) +{ + H8H_INTC(config, m_intc, *this); + H8_ADC_3337(config, m_adc, *this, m_intc, 60); + H8_PORT(config, m_port1, *this, h8_device::PORT_1, 0x00, 0x00); + H8_PORT(config, m_port2, *this, h8_device::PORT_2, 0x00, 0x00); + H8_PORT(config, m_port3, *this, h8_device::PORT_3, 0x00, 0x00); + H8_PORT(config, m_port5, *this, h8_device::PORT_5, 0xf0, 0xf0); + H8_PORT(config, m_port6, *this, h8_device::PORT_6, 0x80, 0x80); + H8_PORT(config, m_port7, *this, h8_device::PORT_7, 0x00, 0x00); + H8_PORT(config, m_port8, *this, h8_device::PORT_8, 0xe0, 0xe0); + H8_PORT(config, m_port9, *this, h8_device::PORT_9, 0xc0, 0xc0); + H8_PORT(config, m_porta, *this, h8_device::PORT_A, 0x00, 0x00); + H8_PORT(config, m_portb, *this, h8_device::PORT_B, 0x00, 0x00); + H8_PORT(config, m_portc, *this, h8_device::PORT_B, 0x00, 0x00); + H8_TIMER16(config, m_timer16, *this, 5, 0xe0); + H8H_TIMER16_CHANNEL(config, m_timer16_0, *this, 2, 2, m_intc, 24); + H8H_TIMER16_CHANNEL(config, m_timer16_1, *this, 2, 2, m_intc, 28); + H8H_TIMER16_CHANNEL(config, m_timer16_2, *this, 2, 2, m_intc, 32); + H8H_TIMER16_CHANNEL(config, m_timer16_3, *this, 2, 2, m_intc, 36); + H8H_TIMER16_CHANNEL(config, m_timer16_4, *this, 2, 2, m_intc, 40); + H8_SCI(config, m_sci[0], 0, *this, m_intc, 52, 53, 54, 55); + H8_WATCHDOG(config, m_watchdog, *this, m_intc, 20, h8_watchdog_device::H); +} + +void h83032_device::execute_set_input(int inputnum, int state) +{ + m_intc->set_input(inputnum, state); +} + +int h83032_device::trapa_setup() +{ + if(m_syscr & 0x08) + m_CCR |= F_I; + else + m_CCR |= F_I|F_UI; + return 8; +} + +void h83032_device::irq_setup() +{ + if(m_syscr & 0x08) + m_CCR |= F_I; + else + m_CCR |= F_I|F_UI; +} + +void h83032_device::update_irq_filter() +{ + switch(m_syscr & 0x08) { + case 0x00: + if((m_CCR & (F_I|F_UI)) == (F_I|F_UI)) + m_intc->set_filter(2, -1); + else if(m_CCR & F_I) + m_intc->set_filter(1, -1); + else + m_intc->set_filter(0, -1); + break; + case 0x08: + if(m_CCR & F_I) + m_intc->set_filter(2, -1); + else + m_intc->set_filter(0, -1); + break; + } +} + +void h83032_device::interrupt_taken() +{ + standard_irq_callback(m_intc->interrupt_taken(m_taken_irq_vector), m_NPC); +} + +void h83032_device::internal_update(u64 current_time) +{ + u64 event_time = 0; + + add_event(event_time, m_adc->internal_update(current_time)); + add_event(event_time, m_sci[0]->internal_update(current_time)); + add_event(event_time, m_timer16_0->internal_update(current_time)); + add_event(event_time, m_timer16_1->internal_update(current_time)); + add_event(event_time, m_timer16_2->internal_update(current_time)); + add_event(event_time, m_timer16_3->internal_update(current_time)); + add_event(event_time, m_timer16_4->internal_update(current_time)); + add_event(event_time, m_watchdog->internal_update(current_time)); + + recompute_bcount(event_time); +} + +void h83032_device::notify_standby(int state) +{ + m_adc->notify_standby(state); + m_sci[0]->notify_standby(state); + m_timer16_0->notify_standby(state); + m_timer16_1->notify_standby(state); + m_timer16_2->notify_standby(state); + m_timer16_3->notify_standby(state); + m_timer16_4->notify_standby(state); + m_watchdog->notify_standby(state); +} + +void h83032_device::device_start() +{ + h8h_device::device_start(); + save_item(NAME(m_syscr)); +} + +void h83032_device::device_reset() +{ + h8h_device::device_reset(); + m_syscr = 0x0b; +} + +u8 h83032_device::syscr_r() +{ + return m_syscr; +} + +void h83032_device::syscr_w(u8 data) +{ + m_syscr = data; + update_irq_filter(); + logerror("syscr = %02x\n", data); +} |