diff options
Diffstat (limited to 'src/devices/cpu/h8/h83006.c')
-rw-r--r-- | src/devices/cpu/h8/h83006.c | 271 |
1 files changed, 271 insertions, 0 deletions
diff --git a/src/devices/cpu/h8/h83006.c b/src/devices/cpu/h8/h83006.c new file mode 100644 index 00000000000..2e203a84dbb --- /dev/null +++ b/src/devices/cpu/h8/h83006.c @@ -0,0 +1,271 @@ +// license:BSD-3-Clause +// copyright-holders:Olivier Galibert +#include "emu.h" +#include "h83006.h" + +const device_type H83006 = &device_creator<h83006_device>; +const device_type H83007 = &device_creator<h83007_device>; + + +h83006_device::h83006_device(const machine_config &mconfig, device_type type, const char *name, const char *tag, device_t *owner, UINT32 clock, const char *shortname, const char *source) : + h8h_device(mconfig, type, name, tag, owner, clock, shortname, source, address_map_delegate(FUNC(h83006_device::map), this)), + intc(*this, "intc"), + adc(*this, "adc"), + port4(*this, "port4"), + port6(*this, "port6"), + port7(*this, "port7"), + port8(*this, "port8"), + port9(*this, "port9"), + porta(*this, "porta"), + portb(*this, "portb"), + timer8_0(*this, "timer8_0"), + timer8_1(*this, "timer8_1"), + timer8_2(*this, "timer8_2"), + timer8_3(*this, "timer8_3"), + timer16(*this, "timer16"), + timer16_0(*this, "timer16:0"), + timer16_1(*this, "timer16:1"), + timer16_2(*this, "timer16:2"), + sci0(*this, "sci0"), + sci1(*this, "sci1"), + sci2(*this, "sci2") +{ +} + +h83006_device::h83006_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + h8h_device(mconfig, H83006, "H8/3006", tag, owner, clock, "h83006", __FILE__, address_map_delegate(FUNC(h83006_device::map), this)), + intc(*this, "intc"), + adc(*this, "adc"), + port4(*this, "port4"), + port6(*this, "port6"), + port7(*this, "port7"), + port8(*this, "port8"), + port9(*this, "port9"), + porta(*this, "porta"), + portb(*this, "portb"), + timer8_0(*this, "timer8_0"), + timer8_1(*this, "timer8_1"), + timer8_2(*this, "timer8_2"), + timer8_3(*this, "timer8_3"), + timer16(*this, "timer16"), + timer16_0(*this, "timer16:0"), + timer16_1(*this, "timer16:1"), + timer16_2(*this, "timer16:2"), + sci0(*this, "sci0"), + sci1(*this, "sci1"), + sci2(*this, "sci2") +{ + ram_start = 0xfff720; +} + + +h83007_device::h83007_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock) : + h83006_device(mconfig, H83007, "H8/3007", tag, owner, clock, "h83007", __FILE__) +{ + ram_start = 0xffef20; +} + +static MACHINE_CONFIG_FRAGMENT(h83006) + MCFG_H8H_INTC_ADD("intc") + MCFG_H8_ADC_3006_ADD("adc", "intc", 23) + MCFG_H8_PORT_ADD("port4", h8_device::PORT_4, 0x00, 0x00) + MCFG_H8_PORT_ADD("port6", h8_device::PORT_6, 0x80, 0x80) + MCFG_H8_PORT_ADD("port7", h8_device::PORT_7, 0x00, 0x00) + MCFG_H8_PORT_ADD("port8", h8_device::PORT_8, 0xf0, 0xe0) + MCFG_H8_PORT_ADD("port9", h8_device::PORT_9, 0xc0, 0xc0) + MCFG_H8_PORT_ADD("porta", h8_device::PORT_A, 0x80, 0x00) + MCFG_H8_PORT_ADD("portb", h8_device::PORT_B, 0x00, 0x00) + MCFG_H8H_TIMER8_CHANNEL_ADD("timer8_0", "intc", 36, 38, 39, "timer8_1", h8_timer8_channel_device::CHAIN_OVERFLOW, true, false) + MCFG_H8H_TIMER8_CHANNEL_ADD("timer8_1", "intc", 37, 38, 39, "timer8_0", h8_timer8_channel_device::CHAIN_A, false, false) + MCFG_H8H_TIMER8_CHANNEL_ADD("timer8_2", "intc", 40, 42, 43, "timer8_3", h8_timer8_channel_device::CHAIN_OVERFLOW, false, true) + MCFG_H8H_TIMER8_CHANNEL_ADD("timer8_3", "intc", 41, 42, 43, "timer8_2", h8_timer8_channel_device::CHAIN_A, false, true) + MCFG_H8_TIMER16_ADD("timer16", 3, 0xf8) + MCFG_H8H_TIMER16_CHANNEL_ADD("timer16:0", 2, 2, "intc", 24) + MCFG_H8H_TIMER16_CHANNEL_ADD("timer16:1", 2, 2, "intc", 28) + MCFG_H8H_TIMER16_CHANNEL_ADD("timer16:2", 2, 2, "intc", 32) + MCFG_H8_SCI_ADD("sci0", "intc", 52, 53, 54, 55) + MCFG_H8_SCI_ADD("sci1", "intc", 56, 57, 58, 59) + MCFG_H8_SCI_ADD("sci2", "intc", 60, 61, 62, 63) +MACHINE_CONFIG_END + +DEVICE_ADDRESS_MAP_START(map, 16, h83006_device) + AM_RANGE(0xfee002, 0xfee003) AM_DEVWRITE8( "port4", h8_port_device, ddr_w, 0x00ff) + AM_RANGE(0xfee004, 0xfee005) AM_DEVWRITE8( "port6", h8_port_device, ddr_w, 0x00ff) + AM_RANGE(0xfee006, 0xfee007) AM_DEVWRITE8( "port8", h8_port_device, ddr_w, 0x00ff) + AM_RANGE(0xfee008, 0xfee009) AM_DEVWRITE8( "port9", h8_port_device, ddr_w, 0xff00) + AM_RANGE(0xfee008, 0xfee009) AM_DEVWRITE8( "porta", h8_port_device, ddr_w, 0x00ff) + AM_RANGE(0xfee00a, 0xfee00b) AM_DEVWRITE8( "portb", h8_port_device, ddr_w, 0xff00) + + AM_RANGE(0xfee012, 0xfee013) AM_READWRITE8( syscr_r, syscr_w, 0xff00) + AM_RANGE(0xfee014, 0xfee015) AM_DEVREADWRITE8("intc", h8h_intc_device, iscr_r, iscr_w, 0xff00) + AM_RANGE(0xfee014, 0xfee015) AM_DEVREADWRITE8("intc", h8h_intc_device, ier_r, ier_w, 0x00ff) + AM_RANGE(0xfee016, 0xfee017) AM_DEVREADWRITE8("intc", h8h_intc_device, isr_r, isr_w, 0xff00) + AM_RANGE(0xfee018, 0xfee019) AM_DEVREADWRITE8("intc", h8h_intc_device, icr_r, icr_w, 0xffff) + + AM_RANGE(0xfee03e, 0xfee03f) AM_DEVREADWRITE8("port4", h8_port_device, pcr_r, pcr_w, 0xff00) + + AM_RANGE(ram_start, 0xffff1f) AM_RAM + + AM_RANGE(0xffff60, 0xffff61) AM_DEVREADWRITE8("timer16", h8_timer16_device, tstr_r, tstr_w, 0xff00) + AM_RANGE(0xffff60, 0xffff61) AM_DEVREADWRITE8("timer16", h8_timer16_device, tsyr_r, tsyr_w, 0x00ff) + AM_RANGE(0xffff62, 0xffff63) AM_DEVREADWRITE8("timer16", h8_timer16_device, tmdr_r, tmdr_w, 0xff00) + AM_RANGE(0xffff62, 0xffff63) AM_DEVWRITE8( "timer16", h8_timer16_device, tolr_w, 0x00ff) + AM_RANGE(0xffff64, 0xffff65) AM_DEVREADWRITE8("timer16", h8_timer16_device, tisr_r, tisr_w, 0xffff) + AM_RANGE(0xffff66, 0xffff67) AM_DEVREADWRITE8("timer16", h8_timer16_device, tisrc_r, tisrc_w, 0xff00) + AM_RANGE(0xffff68, 0xffff69) AM_DEVREADWRITE8("timer16:0", h8_timer16_channel_device, tcr_r, tcr_w, 0xff00) + AM_RANGE(0xffff68, 0xffff69) AM_DEVREADWRITE8("timer16:0", h8_timer16_channel_device, tior_r, tior_w, 0x00ff) + AM_RANGE(0xffff6a, 0xffff6b) AM_DEVREADWRITE( "timer16:0", h8_timer16_channel_device, tcnt_r, tcnt_w ) + AM_RANGE(0xffff6c, 0xffff6f) AM_DEVREADWRITE( "timer16:0", h8_timer16_channel_device, tgr_r, tgr_w ) + AM_RANGE(0xffff70, 0xffff71) AM_DEVREADWRITE8("timer16:1", h8_timer16_channel_device, tcr_r, tcr_w, 0xff00) + AM_RANGE(0xffff70, 0xffff71) AM_DEVREADWRITE8("timer16:1", h8_timer16_channel_device, tior_r, tior_w, 0x00ff) + AM_RANGE(0xffff72, 0xffff73) AM_DEVREADWRITE( "timer16:1", h8_timer16_channel_device, tcnt_r, tcnt_w ) + AM_RANGE(0xffff74, 0xffff77) AM_DEVREADWRITE( "timer16:1", h8_timer16_channel_device, tgr_r, tgr_w ) + AM_RANGE(0xffff78, 0xffff79) AM_DEVREADWRITE8("timer16:2", h8_timer16_channel_device, tcr_r, tcr_w, 0xff00) + AM_RANGE(0xffff78, 0xffff79) AM_DEVREADWRITE8("timer16:2", h8_timer16_channel_device, tior_r, tior_w, 0x00ff) + AM_RANGE(0xffff7a, 0xffff7b) AM_DEVREADWRITE( "timer16:2", h8_timer16_channel_device, tcnt_r, tcnt_w ) + AM_RANGE(0xffff7c, 0xffff7f) AM_DEVREADWRITE( "timer16:2", h8_timer16_channel_device, tgr_r, tgr_w ) + AM_RANGE(0xffff80, 0xffff81) AM_DEVREADWRITE8("timer8_0", h8_timer8_channel_device, tcr_r, tcr_w, 0xff00) + AM_RANGE(0xffff80, 0xffff81) AM_DEVREADWRITE8("timer8_1", h8_timer8_channel_device, tcr_r, tcr_w, 0x00ff) + AM_RANGE(0xffff82, 0xffff83) AM_DEVREADWRITE8("timer8_0", h8_timer8_channel_device, tcsr_r, tcsr_w, 0xff00) + AM_RANGE(0xffff82, 0xffff83) AM_DEVREADWRITE8("timer8_1", h8_timer8_channel_device, tcsr_r, tcsr_w, 0x00ff) + AM_RANGE(0xffff84, 0xffff87) AM_DEVREADWRITE8("timer8_0", h8_timer8_channel_device, tcor_r, tcor_w, 0xff00) + AM_RANGE(0xffff84, 0xffff87) AM_DEVREADWRITE8("timer8_1", h8_timer8_channel_device, tcor_r, tcor_w, 0x00ff) + AM_RANGE(0xffff88, 0xffff89) AM_DEVREADWRITE8("timer8_0", h8_timer8_channel_device, tcnt_r, tcnt_w, 0xff00) + AM_RANGE(0xffff88, 0xffff89) AM_DEVREADWRITE8("timer8_1", h8_timer8_channel_device, tcnt_r, tcnt_w, 0x00ff) + AM_RANGE(0xffff90, 0xffff91) AM_DEVREADWRITE8("timer8_2", h8_timer8_channel_device, tcr_r, tcr_w, 0xff00) + AM_RANGE(0xffff90, 0xffff91) AM_DEVREADWRITE8("timer8_3", h8_timer8_channel_device, tcr_r, tcr_w, 0x00ff) + AM_RANGE(0xffff92, 0xffff93) AM_DEVREADWRITE8("timer8_2", h8_timer8_channel_device, tcsr_r, tcsr_w, 0xff00) + AM_RANGE(0xffff92, 0xffff93) AM_DEVREADWRITE8("timer8_3", h8_timer8_channel_device, tcsr_r, tcsr_w, 0x00ff) + AM_RANGE(0xffff94, 0xffff97) AM_DEVREADWRITE8("timer8_2", h8_timer8_channel_device, tcor_r, tcor_w, 0xff00) + AM_RANGE(0xffff94, 0xffff97) AM_DEVREADWRITE8("timer8_3", h8_timer8_channel_device, tcor_r, tcor_w, 0x00ff) + AM_RANGE(0xffff98, 0xffff99) AM_DEVREADWRITE8("timer8_2", h8_timer8_channel_device, tcnt_r, tcnt_w, 0xff00) + AM_RANGE(0xffff98, 0xffff99) AM_DEVREADWRITE8("timer8_3", h8_timer8_channel_device, tcnt_r, tcnt_w, 0x00ff) + + AM_RANGE(0xffffb0, 0xffffb1) AM_DEVREADWRITE8("sci0", h8_sci_device, smr_r, smr_w, 0xff00) + AM_RANGE(0xffffb0, 0xffffb1) AM_DEVREADWRITE8("sci0", h8_sci_device, brr_r, brr_w, 0x00ff) + AM_RANGE(0xffffb2, 0xffffb3) AM_DEVREADWRITE8("sci0", h8_sci_device, scr_r, scr_w, 0xff00) + AM_RANGE(0xffffb2, 0xffffb3) AM_DEVREADWRITE8("sci0", h8_sci_device, tdr_r, tdr_w, 0x00ff) + AM_RANGE(0xffffb4, 0xffffb5) AM_DEVREADWRITE8("sci0", h8_sci_device, ssr_r, ssr_w, 0xff00) + AM_RANGE(0xffffb4, 0xffffb5) AM_DEVREAD8( "sci0", h8_sci_device, rdr_r, 0x00ff) + AM_RANGE(0xffffb6, 0xffffb7) AM_DEVREADWRITE8("sci0", h8_sci_device, scmr_r, scmr_w, 0xff00) + AM_RANGE(0xffffb8, 0xffffb9) AM_DEVREADWRITE8("sci1", h8_sci_device, smr_r, smr_w, 0xff00) + AM_RANGE(0xffffb8, 0xffffb9) AM_DEVREADWRITE8("sci1", h8_sci_device, brr_r, brr_w, 0x00ff) + AM_RANGE(0xffffba, 0xffffbb) AM_DEVREADWRITE8("sci1", h8_sci_device, scr_r, scr_w, 0xff00) + AM_RANGE(0xffffba, 0xffffbb) AM_DEVREADWRITE8("sci1", h8_sci_device, tdr_r, tdr_w, 0x00ff) + AM_RANGE(0xffffbc, 0xffffbd) AM_DEVREADWRITE8("sci1", h8_sci_device, ssr_r, ssr_w, 0xff00) + AM_RANGE(0xffffbc, 0xffffbd) AM_DEVREAD8( "sci1", h8_sci_device, rdr_r, 0x00ff) + AM_RANGE(0xffffbe, 0xffffbf) AM_DEVREADWRITE8("sci1", h8_sci_device, scmr_r, scmr_w, 0xff00) + AM_RANGE(0xffffc0, 0xffffc1) AM_DEVREADWRITE8("sci2", h8_sci_device, smr_r, smr_w, 0xff00) + AM_RANGE(0xffffc0, 0xffffc1) AM_DEVREADWRITE8("sci2", h8_sci_device, brr_r, brr_w, 0x00ff) + AM_RANGE(0xffffc2, 0xffffc3) AM_DEVREADWRITE8("sci2", h8_sci_device, scr_r, scr_w, 0xff00) + AM_RANGE(0xffffc2, 0xffffc3) AM_DEVREADWRITE8("sci2", h8_sci_device, tdr_r, tdr_w, 0x00ff) + AM_RANGE(0xffffc4, 0xffffc5) AM_DEVREADWRITE8("sci2", h8_sci_device, ssr_r, ssr_w, 0xff00) + AM_RANGE(0xffffc4, 0xffffc5) AM_DEVREAD8( "sci2", h8_sci_device, rdr_r, 0x00ff) + AM_RANGE(0xffffc6, 0xffffc7) AM_DEVREADWRITE8("sci2", h8_sci_device, scmr_r, scmr_w, 0xff00) + AM_RANGE(0xffffd2, 0xffffd3) AM_DEVREADWRITE8("port4", h8_port_device, port_r, dr_w, 0x00ff) + AM_RANGE(0xffffd4, 0xffffd5) AM_DEVREADWRITE8("port6", h8_port_device, port_r, dr_w, 0x00ff) + AM_RANGE(0xffffd6, 0xffffd7) AM_DEVREADWRITE8("port7", h8_port_device, port_r, dr_w, 0xff00) + AM_RANGE(0xffffd6, 0xffffd7) AM_DEVREADWRITE8("port8", h8_port_device, port_r, dr_w, 0x00ff) + AM_RANGE(0xffffd8, 0xffffd9) AM_DEVREADWRITE8("port9", h8_port_device, port_r, dr_w, 0xff00) + AM_RANGE(0xffffd8, 0xffffd9) AM_DEVREADWRITE8("porta", h8_port_device, port_r, dr_w, 0x00ff) + AM_RANGE(0xffffda, 0xffffdb) AM_DEVREADWRITE8("portb", h8_port_device, port_r, dr_w, 0xff00) + + AM_RANGE(0xffffe0, 0xffffe7) AM_DEVREAD8( "adc", h8_adc_device, addr8_r, 0xffff) + AM_RANGE(0xffffe8, 0xffffe9) AM_DEVREADWRITE8("adc", h8_adc_device, adcsr_r, adcsr_w, 0xff00) + AM_RANGE(0xffffe8, 0xffffe9) AM_DEVREADWRITE8("adc", h8_adc_device, adcr_r, adcr_w, 0x00ff) +ADDRESS_MAP_END + +machine_config_constructor h83006_device::device_mconfig_additions() const +{ + return MACHINE_CONFIG_NAME(h83006); +} + +void h83006_device::execute_set_input(int inputnum, int state) +{ + intc->set_input(inputnum, state); +} + +int h83006_device::trapa_setup() +{ + if(syscr & 0x08) + CCR |= F_I; + else + CCR |= F_I|F_UI; + return 8; +} + +void h83006_device::irq_setup() +{ + if(syscr & 0x08) + CCR |= F_I; + else + CCR |= F_I|F_UI; +} + +void h83006_device::update_irq_filter() +{ + switch(syscr & 0x08) { + case 0x00: + if((CCR & (F_I|F_UI)) == (F_I|F_UI)) + intc->set_filter(2, -1); + else if(CCR & F_I) + intc->set_filter(1, -1); + else + intc->set_filter(0, -1); + break; + case 0x08: + if(CCR & F_I) + intc->set_filter(2, -1); + else + intc->set_filter(0, -1); + break; + } +} + +void h83006_device::interrupt_taken() +{ + standard_irq_callback(intc->interrupt_taken(taken_irq_vector)); +} + +void h83006_device::internal_update(UINT64 current_time) +{ + UINT64 event_time = 0; + + add_event(event_time, adc->internal_update(current_time)); + add_event(event_time, sci0->internal_update(current_time)); + add_event(event_time, sci1->internal_update(current_time)); + add_event(event_time, sci2->internal_update(current_time)); + add_event(event_time, timer8_0->internal_update(current_time)); + add_event(event_time, timer8_1->internal_update(current_time)); + add_event(event_time, timer8_2->internal_update(current_time)); + add_event(event_time, timer8_3->internal_update(current_time)); + add_event(event_time, timer16_0->internal_update(current_time)); + add_event(event_time, timer16_1->internal_update(current_time)); + add_event(event_time, timer16_2->internal_update(current_time)); + + recompute_bcount(event_time); +} + +void h83006_device::device_start() +{ + h8h_device::device_start(); +} + +void h83006_device::device_reset() +{ + h8h_device::device_reset(); + syscr = 0x09; +} + + +READ8_MEMBER(h83006_device::syscr_r) +{ + return syscr; +} + +WRITE8_MEMBER(h83006_device::syscr_w) +{ + syscr = data; + update_irq_filter(); + logerror("%s: syscr = %02x\n", tag(), data); +} |