From dd91d693075bd9a90d6b11fda9d098eb84da0cb6 Mon Sep 17 00:00:00 2001
From: hap <happppp@users.noreply.github.com>
Date: Wed, 10 Dec 2014 00:14:37 +0100
Subject: [PATCH] get rid of c_output_pla warning

---
 src/emu/cpu/tms0980/tms0980.c | 21 ++++++++++-----------
 src/emu/cpu/tms0980/tms0980.h |  5 +++--
 src/mess/drivers/microvsn.c   |  8 ++++----
 3 files changed, 17 insertions(+), 17 deletions(-)

diff --git a/src/emu/cpu/tms0980/tms0980.c b/src/emu/cpu/tms0980/tms0980.c
index 9d900209807..531ddc32329 100644
--- a/src/emu/cpu/tms0980/tms0980.c
+++ b/src/emu/cpu/tms0980/tms0980.c
@@ -397,6 +397,7 @@ void tms1xxx_cpu_device::device_start()
 	m_r = 0;
 	m_o = 0;
 	m_o_latch = 0;
+	m_o_latch_low = 0;
 	m_cki_bus = 0;
 	m_c4 = 0;
 	m_p = 0;
@@ -423,7 +424,7 @@ void tms1xxx_cpu_device::device_start()
 
 	m_a_prev = m_a;
 	m_r_prev = m_r;
-	m_o_prev = m_o;
+	m_o_latch_prev = m_o;
 
 	// register for savestates
 	save_item(NAME(m_pc));
@@ -439,6 +440,7 @@ void tms1xxx_cpu_device::device_start()
 	save_item(NAME(m_r));
 	save_item(NAME(m_o));
 	save_item(NAME(m_o_latch));
+	save_item(NAME(m_o_latch_low));
 	save_item(NAME(m_cki_bus));
 	save_item(NAME(m_c4));
 	save_item(NAME(m_p));
@@ -465,7 +467,7 @@ void tms1xxx_cpu_device::device_start()
 
 	save_item(NAME(m_a_prev));
 	save_item(NAME(m_r_prev));
-	save_item(NAME(m_o_prev));
+	save_item(NAME(m_o_latch_prev));
 
 	// register state for debugger
 	state_add(TMS0980_PC,     "PC",     m_pc    ).formatstr("%02X");
@@ -511,9 +513,11 @@ void tms1xxx_cpu_device::device_reset()
 	// clear outputs
 	m_r = 0;
 	m_write_r(0, m_r & m_r_mask, 0xffff);
+	m_o_latch_low = 0;
 	m_o_latch = 0;
 	write_o_output(0);
 	m_write_r(0, m_r & m_r_mask, 0xffff);
+	m_power_off(0);
 }
 
 
@@ -741,10 +745,6 @@ void tms1xxx_cpu_device::write_o_output(UINT8 data)
 {
 	// a hardcoded table is supported if the output pla is unknown
 	m_o = (c_output_pla == NULL) ? m_opla->read(data) : c_output_pla[data];
-	
-	if ((m_o & 0xff00) == 0xff00)
-		logerror("unknown output pla mapping for index %02X\n", data);
-	
 	m_write_o(0, m_o & m_o_mask, 0xffff);
 }
 
@@ -761,7 +761,7 @@ void tmc0270_cpu_device::dynamic_output()
 	
 	m_a_prev = m_a;
 	m_r_prev = m_r;
-	m_o_prev = m_o;
+	m_o_latch_prev = m_o_latch;
 }
 
 
@@ -965,8 +965,7 @@ void tms1xxx_cpu_device::op_xda()
 
 void tms1xxx_cpu_device::op_off()
 {
-	// OFF: request power off
-	logerror("%s: power-off request\n", tag());
+	// OFF: request auto power-off
 	m_power_off(1);
 }
 
@@ -1000,9 +999,9 @@ void tmc0270_cpu_device::op_tdo()
 {
 	// TDO: transfer data out
 	if (m_status)
-		m_o_latch = m_a;
+		m_o_latch_low = m_a;
 	else
-		m_o = m_o_latch | (m_a << 4 & 0x30);
+		m_o_latch = m_o_latch_low | (m_a << 4 & 0x30);
 	
 	// handled further in dynamic_output
 }
diff --git a/src/emu/cpu/tms0980/tms0980.h b/src/emu/cpu/tms0980/tms0980.h
index dfbaf22c8c9..09ed4f3d8bc 100644
--- a/src/emu/cpu/tms0980/tms0980.h
+++ b/src/emu/cpu/tms0980/tms0980.h
@@ -131,8 +131,9 @@ protected:
 	UINT16  m_r;
 	UINT16  m_r_prev;
 	UINT16  m_o;
-	UINT16  m_o_prev;
-	UINT16  m_o_latch;   // TMC0270 hold latch
+	UINT8   m_o_latch;   // TMC0270 hold latch
+	UINT8   m_o_latch_low;
+	UINT8   m_o_latch_prev;
 	UINT8   m_cki_bus;
 	UINT8   m_c4;
 	UINT8   m_p;         // 4-bit adder p(lus)-input
diff --git a/src/mess/drivers/microvsn.c b/src/mess/drivers/microvsn.c
index ef3e4453ae5..0e65684dbe2 100644
--- a/src/mess/drivers/microvsn.c
+++ b/src/mess/drivers/microvsn.c
@@ -496,8 +496,8 @@ static const UINT16 microvision_output_pla_0[0x20] =
 	/* O output PLA configuration currently unknown */
 	0x00, 0x08, 0x04, 0x0C, 0x02, 0x0A, 0x06, 0x0E,
 	0x01, 0x09, 0x05, 0x0D, 0x03, 0x0B, 0x07, 0x0F,
-	0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00,
-	0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };
 
 
@@ -507,8 +507,8 @@ static const UINT16 microvision_output_pla_1[0x20] =
 	/* Reversed bit order */
 	0x00, 0x01, 0x02, 0x03, 0x04, 0x05, 0x06, 0x07,
 	0x08, 0x09, 0x0A, 0x0B, 0x0C, 0x0D, 0x0E, 0x0F,
-	0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00,
-	0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00, 0xFF00
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00,
+	0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00
 };