namco/namcos12.cpp: Emulated games with CDXA board. (#11558)

* machine/t10mmc.cpp: Added support for T10SBC_CMD_SEEK_10 command.
* cpu/sh: Added SH7014 SoC.
* machine/icd2061a.cpp: Emulated IC Designs 2061A programmable clock generator.
* sound/lc78836m.cpp: Emulated Sanyo LC78836M audio DAC.
* namco/namcos12_cdxa.cpp: Emulated Namco System 12 CDXA board.

Systems promoted to working
-----------------------------
Truck Kyosokyoku (Japan, TKK2/VER.A) [Windy Fairy]

New working systems
-----------------------------
Um Jammer Lammy NOW! (Japan, UL1/VER.A) [Phil Bennett, Eric Yockey, Windy Fairy]

scripts/src/cpu.lua

@@ -871,6 +871,20 @@ if CPUS["SH"] then
 		MAME_DIR .. "src/devices/cpu/sh/sh4regs.h",
 		MAME_DIR .. "src/devices/cpu/sh/sh4tmu.cpp",
 		MAME_DIR .. "src/devices/cpu/sh/sh4tmu.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_bsc.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_bsc.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_dmac.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_dmac.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_intc.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_intc.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_mtu.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_mtu.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_port.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_port.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_sci.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014_sci.h",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014.cpp",
+		MAME_DIR .. "src/devices/cpu/sh/sh7014.h",
 		MAME_DIR .. "src/devices/cpu/sh/sh7021.cpp",
 		MAME_DIR .. "src/devices/cpu/sh/sh7021.h",
 		MAME_DIR .. "src/devices/cpu/sh/sh7032.cpp",

scripts/src/machine.lua

@@ -1756,25 +1756,37 @@ end
 
 ---------------------------------------------------
 --
---@src/devices/machine/icm7170.h,MACHINES["ICM7170"] = true
+--@src/devices/machine/ibm21s850.h,MACHINES["IBM21S850"] = true
 ---------------------------------------------------
 
-if (MACHINES["ICM7170"]~=null) then
+if (MACHINES["IBM21S850"]~=null) then
 	files {
-		MAME_DIR .. "src/devices/machine/icm7170.cpp",
-		MAME_DIR .. "src/devices/machine/icm7170.h",
+		MAME_DIR .. "src/devices/machine/ibm21s850.cpp",
+		MAME_DIR .. "src/devices/machine/ibm21s850.h",
 	}
 end
 
 ---------------------------------------------------
 --
---@src/devices/machine/ibm21s850.h,MACHINES["IBM21S850"] = true
+--@src/devices/machine/icd2061a.h,MACHINES["ICD2061A"] = true
 ---------------------------------------------------
 
-if (MACHINES["IBM21S850"]~=null) then
+if (MACHINES["ICD2061A"]~=null) then
 	files {
-		MAME_DIR .. "src/devices/machine/ibm21s850.cpp",
-		MAME_DIR .. "src/devices/machine/ibm21s850.h",
+		MAME_DIR .. "src/devices/machine/icd2061a.cpp",
+		MAME_DIR .. "src/devices/machine/icd2061a.h",
+	}
+end
+
+---------------------------------------------------
+--
+--@src/devices/machine/icm7170.h,MACHINES["ICM7170"] = true
+---------------------------------------------------
+
+if (MACHINES["ICM7170"]~=null) then
+	files {
+		MAME_DIR .. "src/devices/machine/icm7170.cpp",
+		MAME_DIR .. "src/devices/machine/icm7170.h",
 	}
 end
 

scripts/src/sound.lua

@@ -1441,6 +1441,18 @@ if (SOUNDS["LC7535"]~=null) then
 	}
 end
 
+---------------------------------------------------
+-- Sanyo LC78836M
+--@src/devices/sound/lc78836m.h,SOUNDS["LC78836M"] = true
+---------------------------------------------------
+
+if (SOUNDS["LC78836M"]~=null) then
+	files {
+		MAME_DIR .. "src/devices/sound/lc78836m.cpp",
+		MAME_DIR .. "src/devices/sound/lc78836m.h",
+	}
+end
+
 ---------------------------------------------------
 -- Sanyo LC82310
 --@src/devices/sound/lc82310.h,SOUNDS["LC82310"] = true

src/devices/bus/ata/atapicdr.cpp

@@ -169,6 +169,7 @@ void atapi_cdrom_device::ExecCommand()
 		case T10MMC_CMD_PLAY_AUDIO_12:
 		case T10MMC_CMD_READ_CD:
 		case T10SBC_CMD_READ_12:
+		case T10SBC_CMD_SEEK_10:
 			if(!m_image->exists())
 			{
 				m_phase = SCSI_PHASE_STATUS;
@@ -197,4 +198,10 @@ void atapi_cdrom_device::ExecCommand()
 			break;
 	}
 	t10mmc::ExecCommand();
+
+	// truckk requires seek complete flag to be set after calling the SEEK command
+	// so set the seek complete status flag after a successful request to emulate
+	// having asked the device itself to seek
+	if (command[0] == T10SBC_CMD_SEEK_10 && m_status_code == SCSI_STATUS_CODE_GOOD)
+		m_status |= IDE_STATUS_DSC;
 }

src/devices/cpu/sh/sh7014.cpp

@@ -0,0 +1,201 @@
+// license:BSD-3-Clause
+// copyright-holders:windyfairy
+/***************************************************************************
+
+  SH-2 SH7014
+
+***************************************************************************/
+
+#include "emu.h"
+
+#include "sh7014.h"
+
+
+DEFINE_DEVICE_TYPE(SH2_SH7014, sh2_sh7014_device,  "sh2_sh7014",  "Hitachi SH-2 (SH7014)")
+
+sh2_sh7014_device::sh2_sh7014_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+	: sh2_device(mconfig, SH2_SH7014, tag, owner, clock, CPU_TYPE_SH2, address_map_constructor(FUNC(sh2_sh7014_device::sh7014_map), this), 32, 0xffffffff)
+	, m_sci(*this, "sci%u", 0u)
+	, m_bsc(*this, "bsc")
+	, m_dmac(*this, "dmac")
+	, m_intc(*this, "intc")
+	, m_mtu(*this, "mtu")
+	, m_port(*this, "io_port")
+	, m_sci_tx_cb(*this)
+{
+}
+
+void sh2_sh7014_device::device_start()
+{
+	sh2_device::device_start();
+
+	save_item(NAME(m_ccr));
+}
+
+void sh2_sh7014_device::device_reset()
+{
+	sh2_device::device_reset();
+
+	// CAC
+	m_ccr = 0;
+}
+
+void sh2_sh7014_device::device_add_mconfig(machine_config &config)
+{
+	SH7014_SCI(config, m_sci[0], DERIVED_CLOCK(1, 1), m_intc,
+		0, // id
+		sh7014_intc_device::INT_VECTOR_SCI_ERI0,
+		sh7014_intc_device::INT_VECTOR_SCI_RXI0,
+		sh7014_intc_device::INT_VECTOR_SCI_TXI0,
+		sh7014_intc_device::INT_VECTOR_SCI_TEI0
+	);
+
+	SH7014_SCI(config, m_sci[1], DERIVED_CLOCK(1, 1), m_intc,
+		1, // id
+		sh7014_intc_device::INT_VECTOR_SCI_ERI1,
+		sh7014_intc_device::INT_VECTOR_SCI_RXI1,
+		sh7014_intc_device::INT_VECTOR_SCI_TXI1,
+		sh7014_intc_device::INT_VECTOR_SCI_TEI1
+	);
+
+	SH7014_BSC(config, m_bsc);
+
+	SH7014_DMAC(config, m_dmac, DERIVED_CLOCK(1, 1), *this, m_intc);
+	m_dmac->set_notify_dma_source_callback(FUNC(sh2_sh7014_device::notify_dma_source));
+
+	SH7014_INTC(config, m_intc);
+	m_intc->set_irq_callback(FUNC(sh2_sh7014_device::set_irq));
+
+	SH7014_MTU(config, m_mtu, DERIVED_CLOCK(1, 1), m_intc);
+
+	SH7014_PORT(config, m_port);
+}
+
+void sh2_sh7014_device::sh7014_map(address_map &map)
+{
+	// SCI - Serial Communication Interface
+	map(0xffff81a0, 0xffff81af).m(m_sci[0], FUNC(sh7014_sci_device::map));
+	map(0xffff81b0, 0xffff81bf).m(m_sci[1], FUNC(sh7014_sci_device::map));
+
+	// MTU - Multifunction Timer Pulse Unit
+	map(0xffff8240, 0xffff82af).m(m_mtu, FUNC(sh7014_mtu_device::map));
+
+	// INTC - Interrupt Controller
+	map(0xffff8348, 0xffff835b).m(m_intc, FUNC(sh7014_intc_device::map));
+
+	// I/O - I/O Ports (DR registers)
+	// PFC - Pin Function Controller (IOR, CR registers)
+	// TODO: SH7016/SH7017 support additionally C and D ports in addition to the A, B, E, F that the SH7014 supports
+	map(0xffff8382, 0xffff8383).rw(m_port, FUNC(sh7014_port_device::padrl_r), FUNC(sh7014_port_device::padrl_w));
+	map(0xffff8386, 0xffff8387).rw(m_port, FUNC(sh7014_port_device::paiorl_r), FUNC(sh7014_port_device::paiorl_w));
+	map(0xffff838c, 0xffff838d).rw(m_port, FUNC(sh7014_port_device::pacrl1_r), FUNC(sh7014_port_device::pacrl1_w));
+	map(0xffff838e, 0xffff838f).rw(m_port, FUNC(sh7014_port_device::pacrl2_r), FUNC(sh7014_port_device::pacrl2_w));
+
+	map(0xffff8390, 0xffff8391).rw(m_port, FUNC(sh7014_port_device::pbdr_r), FUNC(sh7014_port_device::pbdr_w));
+	map(0xffff8394, 0xffff8395).rw(m_port, FUNC(sh7014_port_device::pbior_r), FUNC(sh7014_port_device::pbior_w));
+	map(0xffff8398, 0xffff8399).rw(m_port, FUNC(sh7014_port_device::pbcr1_r), FUNC(sh7014_port_device::pbcr1_w));
+	map(0xffff839a, 0xffff839b).rw(m_port, FUNC(sh7014_port_device::pbcr2_r), FUNC(sh7014_port_device::pbcr2_w));
+
+	map(0xffff83b0, 0xffff83b1).rw(m_port, FUNC(sh7014_port_device::pedr_r), FUNC(sh7014_port_device::pedr_w));
+	map(0xffff83b4, 0xffff83b5).rw(m_port, FUNC(sh7014_port_device::peior_r), FUNC(sh7014_port_device::peior_w));
+	map(0xffff83b8, 0xffff83b9).rw(m_port, FUNC(sh7014_port_device::pecr1_r), FUNC(sh7014_port_device::pecr1_w));
+	map(0xffff83ba, 0xffff83bb).rw(m_port, FUNC(sh7014_port_device::pecr2_r), FUNC(sh7014_port_device::pecr2_w));
+
+	map(0xffff83b3, 0xffff83b3).r(m_port, FUNC(sh7014_port_device::pfdr_r));
+
+	// TODO: CMT - Compare Match Timer
+	// 0xffff83d0 - 0xffff83df
+
+	// TODO: A/D - A/D Converter (High Speed, for SH7014)
+	// 0xffff83e0 - 0xffff83ff
+
+	// TODO: A/D - A/D Converter (Mid Speed, for SH7016/SH7017)
+	// 0xffff8420 - 0xffff8429
+
+	// TODO: WDT - Watchdog Timer
+	// 0xffff8610 - 0xffff8613
+
+	// TODO: Power-down state
+	// 0xffff8614
+
+	// BSC - Bus State Controller
+	map(0xffff8620, 0xffff8633).m(m_bsc, FUNC(sh7014_bsc_device::map));
+
+	// DMAC - Direct Memory Access Controller
+	map(0xffff86b0, 0xffff86df).m(m_dmac, FUNC(sh7014_dmac_device::map));
+
+	// CAC - Cache Memory
+	map(0xffff8740, 0xffff8741).rw(FUNC(sh2_sh7014_device::ccr_r), FUNC(sh2_sh7014_device::ccr_w));
+
+	// Cache space
+	map(0xfffff000, 0xffffffff).ram();
+}
+
+void sh2_sh7014_device::sh2_exception_internal(const char *message, int irqline, int vector)
+{
+	// IRQ was taken so clear it in the interrupt controller and pass it down
+	m_intc->set_interrupt(vector, CLEAR_LINE);
+	sh2_device::sh2_exception_internal(message, irqline, vector);
+}
+
+void sh2_sh7014_device::execute_set_input(int irqline, int state)
+{
+	/*
+	Flow for SH7014 IRQs:
+	sh2_sh7014_device::execute_set_input (for externally triggered IRQs)
+	-> sh7014_intc_device::set_input
+	-> sh2_sh7014_device::set_irq
+	-> sh2_device::execute_set_input (if not internal peripheral IRQ) OR DMA interception OR set sh2_device's internal IRQ flags
+	*/
+	m_intc->set_input(irqline, state);
+}
+
+void sh2_sh7014_device::set_irq(int vector, int level, bool is_internal)
+{
+	if (!is_internal) {
+		sh2_device::execute_set_input(vector, ASSERT_LINE);
+		return;
+	}
+
+	// SH7014's DMA controller can be configured to trigger based on various
+	// on-board peripheral IRQs, so on-board peripheral IRQs must go through here
+	if (m_dmac->is_dma_activated(vector)) {
+		m_intc->set_interrupt(vector, CLEAR_LINE);
+		return;
+	}
+
+	m_sh2_state->internal_irq_level = level;
+	m_internal_irq_vector = vector;
+	m_test_irq = 1;
+}
+
+void sh2_sh7014_device::notify_dma_source(uint32_t source)
+{
+	if (source == sh7014_dmac_channel_device::RS_SCI_TXI0)
+		m_sci[0]->set_dma_source_tx(true);
+	else if (source == sh7014_dmac_channel_device::RS_SCI_TXI1)
+		m_sci[1]->set_dma_source_tx(true);
+	else if (source == sh7014_dmac_channel_device::RS_SCI_RXI0)
+		m_sci[0]->set_dma_source_rx(true);
+	else if (source == sh7014_dmac_channel_device::RS_SCI_RXI1)
+		m_sci[1]->set_dma_source_rx(true);
+}
+
+///////
+// CAC
+
+uint16_t sh2_sh7014_device::ccr_r()
+{
+	// bits 15-5 are undefined
+	return m_ccr & 0x1f;
+}
+
+void sh2_sh7014_device::ccr_w(offs_t offset, uint16_t data, uint16_t mem_mask)
+{
+	// bit 0 - CECS0 CS0 Space Cache Enable
+	// bit 1 - CECS1 CS1 Space Cache Enable
+	// bit 2 - CECS2 CS2 Space Cache Enable
+	// bit 3 - CECS3 CS3 Space Cache Enable
+	// bit 4 - CEDRAM DRAM Space Cache Enable
+	COMBINE_DATA(&m_ccr);
+}

src/devices/cpu/sh/sh7014.h

@@ -0,0 +1,83 @@
+// license:BSD-3-Clause
+// copyright-holders:windyfairy
+/***************************************************************************
+
+  SH-2 SH7014
+
+***************************************************************************/
+
+#ifndef MAME_CPU_SH_SH7014_H
+#define MAME_CPU_SH_SH7014_H
+
+#pragma once
+
+#include "sh2.h"
+#include "sh7014_bsc.h"
+#include "sh7014_dmac.h"
+#include "sh7014_intc.h"
+#include "sh7014_mtu.h"
+#include "sh7014_port.h"
+#include "sh7014_sci.h"
+
+class sh2_sh7014_device : public sh2_device
+{
+public:
+	sh2_sh7014_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock);
+
+	template<int Sci> auto sci_tx_w() {
+		return m_sci[Sci].lookup()->write_sci_tx();
+	}
+
+	template<int Sci> void sci_set_external_clock_period(const attotime &period) {
+		m_sci[Sci].lookup()->set_external_clock_period(period);
+	}
+
+	template<int Sci> void sci_set_send_full_data_transmit_on_sync_hack(bool enabled) {
+		m_sci[Sci].lookup()->set_send_full_data_transmit_on_sync_hack(enabled);
+	}
+
+	auto read_porta()  { return m_port.lookup()->port_a_read_callback(); }
+	auto write_porta() { return m_port.lookup()->port_a_write_callback(); }
+
+	auto read_portb()  { return m_port.lookup()->port_b_read_callback(); }
+	auto write_portb() { return m_port.lookup()->port_b_write_callback(); }
+
+	auto read_porte()  { return m_port.lookup()->port_e_read_callback(); }
+	auto write_porte() { return m_port.lookup()->port_e_write_callback(); }
+
+	auto read_portf()  { return m_port.lookup()->port_f_read_callback(); }
+
+protected:
+	virtual void device_start() override;
+	virtual void device_reset() override;
+	virtual void device_add_mconfig(machine_config &config) override;
+
+	virtual void execute_set_input(int inputnum, int state) override;
+
+	virtual void sh2_exception_internal(const char *message, int irqline, int vector) override;
+
+private:
+	void sh7014_map(address_map &map);
+
+	void set_irq(int vector, int level, bool is_internal);
+
+	void notify_dma_source(uint32_t source);
+
+	uint16_t ccr_r();
+	void ccr_w(offs_t offset, uint16_t dat, uint16_t mem_mask = ~0);
+
+	required_device_array<sh7014_sci_device, 2> m_sci;
+	required_device<sh7014_bsc_device> m_bsc;
+	required_device<sh7014_dmac_device> m_dmac;
+	required_device<sh7014_intc_device> m_intc;
+	required_device<sh7014_mtu_device> m_mtu;
+	required_device<sh7014_port_device> m_port;
+
+	devcb_write_line::array<2> m_sci_tx_cb;
+
+	uint16_t m_ccr;
+};
+
+DECLARE_DEVICE_TYPE(SH2_SH7014,  sh2_sh7014_device)
+
+#endif // MAME_CPU_SH_SH7014_H