From c7d524bc8295b740200f74c5f7aa3a108039dd31 Mon Sep 17 00:00:00 2001
From: mahlemiut <bsr@xnet.co.nz>
Date: Thu, 12 Jul 2018 22:47:16 +1200
Subject: [PATCH] fix validation (nw)

---
 src/devices/machine/i8255.cpp | 14 ++++++++++----
 src/devices/machine/i8255.h   |  2 ++
 2 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/src/devices/machine/i8255.cpp b/src/devices/machine/i8255.cpp
index 0b6182500b9..d771c9d1468 100644
--- a/src/devices/machine/i8255.cpp
+++ b/src/devices/machine/i8255.cpp
@@ -260,8 +260,8 @@ inline int i8255_device::port_c_upper_mode()
 //  i8255_device - constructor
 //-------------------------------------------------
 
-i8255_device::i8255_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
-	: device_t(mconfig, I8255, tag, owner, clock),
+i8255_device::i8255_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock)
+	: device_t(mconfig, type, tag, owner, clock),
 		m_in_pa_cb(*this),
 		m_in_pb_cb(*this),
 		m_in_pc_cb(*this),
@@ -275,6 +275,11 @@ i8255_device::i8255_device(const machine_config &mconfig, const char *tag, devic
 	m_control = 0;
 }
 
+i8255_device::i8255_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
+	: i8255_device(mconfig, I8255, tag, owner, clock)
+{
+}
+
 //-------------------------------------------------
 //  device_start - device-specific startup
 //-------------------------------------------------
@@ -1022,8 +1027,9 @@ WRITE_LINE_MEMBER( i8255_device::pc6_w )
 
 // AMS40489 (Amstrad Plus/GX4000 ASIC PPI implementation)
 ams40489_ppi_device::ams40489_ppi_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
-	: i8255_device(mconfig,tag,owner,clock)
-{}
+	: i8255_device(mconfig,AMS40489_PPI,tag,owner,clock)
+{
+}
 
 void ams40489_ppi_device::device_reset() { i8255_device::device_reset(); }
 
diff --git a/src/devices/machine/i8255.h b/src/devices/machine/i8255.h
index 407a1cbef4e..679b07654e6 100644
--- a/src/devices/machine/i8255.h
+++ b/src/devices/machine/i8255.h
@@ -107,6 +107,8 @@ public:
 	DECLARE_WRITE_LINE_MEMBER( pc6_w );
 
 protected:
+	i8255_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock);
+
 	// device-level overrides
 	virtual void device_start() override;
 	virtual void device_reset() override;