From 2ac99146cdf0787cc53db25360b810fd1e7ae953 Mon Sep 17 00:00:00 2001
From: Patrick Mackinlay <pmackinlay@hotmail.com>
Date: Fri, 3 Feb 2023 14:28:38 +0700
Subject: [PATCH] mvme180: add cmmu

---
 src/devices/bus/vme/vme_mvme180.cpp | 9 ++++++---
 src/devices/bus/vme/vme_mvme180.h   | 4 ++--
 2 files changed, 8 insertions(+), 5 deletions(-)

diff --git a/src/devices/bus/vme/vme_mvme180.cpp b/src/devices/bus/vme/vme_mvme180.cpp
index 2967aa61c55..cdb55fb9163 100644
--- a/src/devices/bus/vme/vme_mvme180.cpp
+++ b/src/devices/bus/vme/vme_mvme180.cpp
@@ -23,7 +23,7 @@ vme_mvme180_device::vme_mvme180_device(machine_config const &mconfig, char const
 	: device_t(mconfig, VME_MVME180, tag, owner, clock)
 	, device_vme_card_interface(mconfig, *this)
 	, m_cpu(*this, "cpu")
-	//, m_mmu(*this, "mmu%u", 0U)
+	, m_mmu(*this, "mmu%u", 0U)
 	, m_duart(*this, "duart")
 	, m_serial(*this, "serial%u", 0U)
 	, m_boot(*this, "boot")
@@ -67,7 +67,7 @@ void vme_mvme180_device::device_add_mconfig(machine_config &config)
 {
 	MC88100(config, m_cpu, 40_MHz_XTAL / 2);
 	m_cpu->set_addrmap(AS_PROGRAM, &vme_mvme180_device::cpu_mem);
-#if 0
+
 	MC88200(config, m_mmu[0], 40_MHz_XTAL / 2, 0x7e);
 	m_mmu[0]->set_mbus(m_cpu, AS_PROGRAM);
 	m_cpu->set_cmmu_i(m_mmu[0]);
@@ -75,9 +75,10 @@ void vme_mvme180_device::device_add_mconfig(machine_config &config)
 	MC88200(config, m_mmu[1], 40_MHz_XTAL / 2, 0x7f);
 	m_mmu[1]->set_mbus(m_cpu, AS_PROGRAM);
 	m_cpu->set_cmmu_d(m_mmu[1]);
-#endif
+
 	SCN2681(config, m_duart, 3.6864_MHz_XTAL);
 	m_duart->irq_cb().set(FUNC(vme_mvme180_device::irq_w<6>));
+	m_duart->outport_cb().set([this](u8 data) { LOG("port 0x%02x\n", data); });
 
 	RS232_PORT(config, m_serial[0], default_rs232_devices, "terminal");
 	RS232_PORT(config, m_serial[1], default_rs232_devices, nullptr);
@@ -104,6 +105,8 @@ void vme_mvme180_device::cpu_mem(address_map &map)
 			LOG("imr 0x%08x (%s)\n", data, machine().describe_context());
 			m_imr = data;
 
+			m_boot.select(1);
+
 			interrupt();
 		}, "imr");
 	// 0xffe3'0000 // clear parity error interrupt?
diff --git a/src/devices/bus/vme/vme_mvme180.h b/src/devices/bus/vme/vme_mvme180.h
index c6305ffe1c6..046e77f5b89 100644
--- a/src/devices/bus/vme/vme_mvme180.h
+++ b/src/devices/bus/vme/vme_mvme180.h
@@ -10,7 +10,7 @@
 
 #include "cpu/m88000/m88000.h"
 #include "machine/mc68681.h"
-//#include "machine/mc88200.h"
+#include "machine/mc88200.h"
 
 #include "bus/rs232/rs232.h"
 
@@ -36,7 +36,7 @@ private:
 	void interrupt();
 
 	required_device<mc88100_device> m_cpu;
-	//required_device_array<mc88200_device, 2> m_mmu;
+	required_device_array<mc88200_device, 2> m_mmu;
 
 	required_device<scn2681_device> m_duart;
 	required_device_array<rs232_port_device, 2> m_serial;