From b6ff76b36212bc22951696470042860b2732f3fc Mon Sep 17 00:00:00 2001
From: Sven Schnelle <41547105+svenschnelle@users.noreply.github.com>
Date: Wed, 28 Oct 2020 02:44:15 +0100
Subject: [PATCH] Uninitialized variable fixes (#7406)

* hp98265a: initialize members
* hp98543: initialize members
* hp98544: initialize members
* hp98550: initialize members
* hp98620: initialize members
* hp98644: initialize members
* hp_dio: initialize members
* human_interface: initialize members
* hlebase: initialize members
* hlemouse: initialize members
* hp_hil: initialize members
* 8291a: initialize members
* ins8250: initialize members
* tms9914: initialize members
* catseye: initialize members
---
 src/devices/bus/hp_dio/hp98265a.cpp        |  5 +-
 src/devices/bus/hp_dio/hp98543.cpp         |  6 +-
 src/devices/bus/hp_dio/hp98544.cpp         |  4 +-
 src/devices/bus/hp_dio/hp98550.cpp         |  4 +-
 src/devices/bus/hp_dio/hp98620.cpp         | 19 +++--
 src/devices/bus/hp_dio/hp98620.h           |  2 +-
 src/devices/bus/hp_dio/hp98644.cpp         | 10 ++-
 src/devices/bus/hp_dio/hp_dio.cpp          |  3 +
 src/devices/bus/hp_dio/human_interface.cpp | 25 +++++--
 src/devices/bus/hp_hil/hlebase.cpp         |  2 +
 src/devices/bus/hp_hil/hlemouse.cpp        |  5 +-
 src/devices/bus/hp_hil/hp_hil.cpp          | 19 +++--
 src/devices/machine/i8291a.cpp             | 58 +++++++++++++++-
 src/devices/machine/ins8250.cpp            |  1 +
 src/devices/machine/tms9914.cpp            | 80 +++++++++++++++++++++-
 src/devices/video/catseye.cpp              | 47 +++++++++++--
 16 files changed, 258 insertions(+), 32 deletions(-)

diff --git a/src/devices/bus/hp_dio/hp98265a.cpp b/src/devices/bus/hp_dio/hp98265a.cpp
index 3bfeb992e9c..f02a4b9fcb2 100644
--- a/src/devices/bus/hp_dio/hp98265a.cpp
+++ b/src/devices/bus/hp_dio/hp98265a.cpp
@@ -66,7 +66,10 @@ dio16_98265a_device::dio16_98265a_device(const machine_config &mconfig, device_t
 	m_spc(*this, "scsibus:7:mb87030"),
 	m_sw1(*this, "SW1"),
 	m_sw2(*this, "SW2"),
-	m_irq_state(false)
+	m_installed_io(false),
+	m_control(0),
+	m_irq_state(false),
+	m_dmar0(false)
 {
 }
 
diff --git a/src/devices/bus/hp_dio/hp98543.cpp b/src/devices/bus/hp_dio/hp98543.cpp
index eb73c56c6f4..d219dbd77c8 100644
--- a/src/devices/bus/hp_dio/hp98543.cpp
+++ b/src/devices/bus/hp_dio/hp98543.cpp
@@ -90,8 +90,8 @@ dio16_98543_device::dio16_98543_device(const machine_config &mconfig, device_typ
 	m_nereid(*this, "nereid"),
 	m_space_config("vram", ENDIANNESS_BIG, 8, 19, 0, address_map_constructor(FUNC(dio16_98543_device::map), this)),
 	m_rom(*this, HP98543_ROM_REGION),
-	m_vram(*this, "vram")
-
+	m_vram(*this, "vram"),
+	m_intreg(0)
 {
 }
 
@@ -99,7 +99,6 @@ void dio16_98543_device::device_start()
 {
 	save_item(NAME(m_intreg));
 	save_item(NAME(m_ints));
-	m_intreg = 0;
 
 	dio().install_memory(
 			0x200000, 0x27ffff,
@@ -122,6 +121,7 @@ void dio16_98543_device::device_start()
 
 void dio16_98543_device::device_reset()
 {
+	m_intreg = 0;
 }
 
 uint16_t dio16_98543_device::rom_r(offs_t offset)
diff --git a/src/devices/bus/hp_dio/hp98544.cpp b/src/devices/bus/hp_dio/hp98544.cpp
index e5aced877d8..4c211e8778d 100644
--- a/src/devices/bus/hp_dio/hp98544.cpp
+++ b/src/devices/bus/hp_dio/hp98544.cpp
@@ -78,7 +78,8 @@ dio16_98544_device::dio16_98544_device(const machine_config &mconfig, device_typ
 	m_topcat(*this, "topcat"),
 	m_space_config("vram", ENDIANNESS_BIG, 8, 20, 0, address_map_constructor(FUNC(dio16_98544_device::map), this)),
 	m_rom(*this, HP98544_ROM_REGION),
-	m_vram(*this, "vram")
+	m_vram(*this, "vram"),
+	m_intreg(0)
 {
 }
 
@@ -119,6 +120,7 @@ void dio16_98544_device::device_start()
 
 void dio16_98544_device::device_reset()
 {
+	m_intreg = 0;
 }
 
 uint16_t dio16_98544_device::rom_r(offs_t offset)
diff --git a/src/devices/bus/hp_dio/hp98550.cpp b/src/devices/bus/hp_dio/hp98550.cpp
index 38f70d2d670..878c5193a37 100644
--- a/src/devices/bus/hp_dio/hp98550.cpp
+++ b/src/devices/bus/hp_dio/hp98550.cpp
@@ -76,7 +76,9 @@ dio32_98550_device::dio32_98550_device(const machine_config &mconfig, device_typ
 	m_catseye(*this, "catseye%d", 0),
 	m_space_config("vram", ENDIANNESS_BIG, 8, 23, 0, address_map_constructor(FUNC(dio32_98550_device::map), this)),
 	m_rom(*this, "hp98550a_rom"),
-	m_vram(*this, { "vram_video", "vram_overlay"})
+	m_vram(*this, { "vram_video", "vram_overlay"}),
+	m_intreg(0),
+	m_ints(0)
 {
 }
 
diff --git a/src/devices/bus/hp_dio/hp98620.cpp b/src/devices/bus/hp_dio/hp98620.cpp
index 98fab0aa2b8..6560a7cddff 100644
--- a/src/devices/bus/hp_dio/hp98620.cpp
+++ b/src/devices/bus/hp_dio/hp98620.cpp
@@ -24,9 +24,14 @@ dio16_98620_device::dio16_98620_device(const machine_config &mconfig, const char
 }
 
 dio16_98620_device::dio16_98620_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) :
-	device_t(mconfig, type, tag, owner, clock),
-	device_dio32_card_interface(mconfig, *this),
-	m_irq_state(false)
+	device_t{mconfig, type, tag, owner, clock},
+	device_dio32_card_interface{mconfig, *this},
+	m_installed_io{false},
+	m_control{0},
+	m_data{0},
+	m_irq_state{false},
+	m_regs {0},
+	m_dmar {false}
 {
 }
 
@@ -52,7 +57,7 @@ void dio16_98620_device::device_start()
 	save_item(NAME(m_control));
 	save_item(NAME(m_data));
 	save_item(NAME(m_irq_state));
-	save_item(NAME(dmar));
+	save_item(NAME(m_dmar));
 }
 
 void dio16_98620_device::device_reset()
@@ -213,7 +218,7 @@ void dio16_98620_device::update_ctrl(const int channel, const uint16_t data, con
 		m_regs[channel].subcount = m_regs[channel].tsz-1;
 		m_regs[channel].armed = true;
 		m_regs[channel].irq = false;
-		if (dmar[channel])
+		if (m_dmar[channel])
 			dma_transfer(channel);
 
 	}
@@ -354,7 +359,7 @@ void dio16_98620_device::dma_transfer(int channel)
 WRITE_LINE_MEMBER(dio16_98620_device::dmar0_in)
 {
 	LOG("%s: %d\n", __FUNCTION__, state);
-	dmar[0] = state;
+	m_dmar[0] = state;
 	if (!state)
 		return;
 
@@ -364,7 +369,7 @@ WRITE_LINE_MEMBER(dio16_98620_device::dmar0_in)
 WRITE_LINE_MEMBER(dio16_98620_device::dmar1_in)
 {
 	LOG("%s: %d\n", __FUNCTION__, state);
-	dmar[1] = state;
+	m_dmar[1] = state;
 
 	if (!state)
 		return;
diff --git a/src/devices/bus/hp_dio/hp98620.h b/src/devices/bus/hp_dio/hp98620.h
index c6c93c67306..07d21e0a70f 100644
--- a/src/devices/bus/hp_dio/hp98620.h
+++ b/src/devices/bus/hp_dio/hp98620.h
@@ -122,7 +122,7 @@ private:
 		bool word;
 	} m_regs[2];
 
-	bool dmar[2];
+	bool m_dmar[2];
 };
 
 } } // namespace bus::hp_dio
diff --git a/src/devices/bus/hp_dio/hp98644.cpp b/src/devices/bus/hp_dio/hp98644.cpp
index 7c1f99a6c9d..7badd2d2f15 100644
--- a/src/devices/bus/hp_dio/hp98644.cpp
+++ b/src/devices/bus/hp_dio/hp98644.cpp
@@ -58,8 +58,12 @@ dio16_98644_device::dio16_98644_device(const machine_config &mconfig, const char
 dio16_98644_device::dio16_98644_device(const machine_config &mconfig, device_type type, const char *tag, device_t *owner, uint32_t clock) :
 	device_t(mconfig, type, tag, owner, clock),
 	device_dio16_card_interface(mconfig, *this),
-	m_uart(*this, INS8250_TAG),
-	m_switches{*this, "switches"}
+	m_uart{*this, INS8250_TAG},
+	m_switches{*this, "switches"},
+	m_installed_io{false},
+	m_control{0},
+	m_loopback{false},
+	m_data{0}
 {
 }
 
@@ -165,6 +169,8 @@ void dio16_98644_device::device_reset()
 				write16sm_delegate(*this, FUNC(dio16_98644_device::io_w)));
 		m_installed_io = true;
 	}
+	m_data = 0;
+	m_control = 0;
 }
 
 uint16_t dio16_98644_device::io_r(offs_t offset)
diff --git a/src/devices/bus/hp_dio/hp_dio.cpp b/src/devices/bus/hp_dio/hp_dio.cpp
index 7ad5398c637..aa777e3e5dd 100644
--- a/src/devices/bus/hp_dio/hp_dio.cpp
+++ b/src/devices/bus/hp_dio/hp_dio.cpp
@@ -105,6 +105,9 @@ dio16_device::dio16_device(const machine_config &mconfig, const char *tag, devic
 dio16_device::dio16_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_prgspace(*this, finder_base::DUMMY_TAG, -1),
+	m_bus_index{0},
+	m_irq{0},
+	m_dmar{0},
 	m_irq1_out_cb(*this),
 	m_irq2_out_cb(*this),
 	m_irq3_out_cb(*this),
diff --git a/src/devices/bus/hp_dio/human_interface.cpp b/src/devices/bus/hp_dio/human_interface.cpp
index ee6758e767c..9f160380a51 100644
--- a/src/devices/bus/hp_dio/human_interface.cpp
+++ b/src/devices/bus/hp_dio/human_interface.cpp
@@ -108,7 +108,18 @@ human_interface_device::human_interface_device(const machine_config &mconfig, de
 	m_sound(*this, "sn76494"),
 	m_tms9914(*this, "tms9914"),
 	m_rtc(*this, "rtc"),
-	m_ieee488(*this, IEEE488_TAG)
+	m_ieee488(*this, IEEE488_TAG),
+	m_hil_read(false),
+	m_kbd_nmi(false),
+	m_gpib_irq_line(false),
+	m_gpib_dma_line(false),
+	m_old_latch_enable(false),
+	m_gpib_dma_enable(false),
+	m_hil_data(0),
+	m_latch_data(0),
+	m_rtc_data(0),
+	m_ppoll_sc(0),
+	m_ppoll_mask(0)
 {
 }
 
@@ -137,11 +148,17 @@ void human_interface_device::device_start()
 
 void human_interface_device::device_reset()
 {
-	m_ppoll_sc = 0;
-	m_gpib_irq_line = false;
+	m_hil_read = false;
 	m_kbd_nmi = false;
-	m_old_latch_enable = true;
+	m_gpib_irq_line = false;
+	m_gpib_dma_line = false;
 	m_gpib_dma_enable = false;
+	m_old_latch_enable = true;
+	m_ppoll_sc = 0;
+	m_hil_data = 0;
+	m_latch_data = 0;
+	m_rtc_data = 0;
+	m_ppoll_mask = 0;
 	m_rtc->cs1_w(ASSERT_LINE);
 	m_rtc->cs2_w(CLEAR_LINE);
 	m_rtc->write_w(CLEAR_LINE);
diff --git a/src/devices/bus/hp_hil/hlebase.cpp b/src/devices/bus/hp_hil/hlebase.cpp
index dc849d9f65b..f122919dc1c 100644
--- a/src/devices/bus/hp_hil/hlebase.cpp
+++ b/src/devices/bus/hp_hil/hlebase.cpp
@@ -21,6 +21,8 @@ namespace bus {
 hle_device_base::hle_device_base(machine_config const &mconfig, device_type type, char const *tag, device_t *owner, uint32_t clock)
 	: device_t(mconfig, type, tag, owner, clock)
 	, device_hp_hil_interface(mconfig, *this)
+	, m_powerup(true)
+	, m_passthru(false)
 { }
 
 
diff --git a/src/devices/bus/hp_hil/hlemouse.cpp b/src/devices/bus/hp_hil/hlemouse.cpp
index a54ef33a0e7..fe4fd311733 100644
--- a/src/devices/bus/hp_hil/hlemouse.cpp
+++ b/src/devices/bus/hp_hil/hlemouse.cpp
@@ -35,7 +35,10 @@ INPUT_PORTS_END
 } // anonymous namespace
 
 hle_hp_46060b_device::hle_hp_46060b_device(machine_config const &mconfig, char const *tag, device_t *owner, uint32_t clock)
-	: hle_device_base(mconfig, HP_46060B_MOUSE, tag, owner, clock)
+	: hle_device_base(mconfig, HP_46060B_MOUSE, tag, owner, clock),
+	mouse_x_delta{0},
+	mouse_y_delta{0},
+	mouse_buttons{0}
 { }
 
 void hle_hp_46060b_device::device_reset()
diff --git a/src/devices/bus/hp_hil/hp_hil.cpp b/src/devices/bus/hp_hil/hp_hil.cpp
index 872101a806f..e86b9b24a9c 100644
--- a/src/devices/bus/hp_hil/hp_hil.cpp
+++ b/src/devices/bus/hp_hil/hp_hil.cpp
@@ -56,10 +56,15 @@ DEFINE_DEVICE_TYPE(HP_HIL_MLC, hp_hil_mlc_device, "hp_hil_mlc", "HP-HIL Master L
 //  hp_hil_mlc_device - constructor
 //-------------------------------------------------
 hp_hil_mlc_device::hp_hil_mlc_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
-	: device_t(mconfig, HP_HIL_MLC, tag, owner, clock)
-	, m_loop(1)
-	, int_cb(*this)
-	, nmi_cb(*this)
+	: device_t{mconfig, HP_HIL_MLC, tag, owner, clock}
+	, m_r2{0}
+	, m_r3{0}
+	, m_w1{0}
+	, m_w2{0}
+	, m_w3{0}
+	, m_loop{1}
+	, int_cb{*this}
+	, nmi_cb{*this}
 {
 }
 
@@ -96,6 +101,10 @@ void hp_hil_mlc_device::device_reset()
 
 	m_r2 = 0;
 	m_r3 = 0; // HPMLC_R3_NMI;
+	m_w1 = 0;
+	m_w2 = 0;
+	m_w3 = 0;
+	m_loop = 1;
 }
 
 
@@ -244,6 +253,8 @@ WRITE_LINE_MEMBER(hp_hil_mlc_device::ap_w)
 device_hp_hil_interface::device_hp_hil_interface(const machine_config &mconfig, device_t &device)
 	: device_interface(device, "hphil")
 	, m_hp_hil_mlc(nullptr)
+	, m_device_id(0)
+	, m_device_id16(0)
 	, m_next(nullptr)
 {
 }
diff --git a/src/devices/machine/i8291a.cpp b/src/devices/machine/i8291a.cpp
index 7c9c0296a05..ca73f500df8 100644
--- a/src/devices/machine/i8291a.cpp
+++ b/src/devices/machine/i8291a.cpp
@@ -48,7 +48,63 @@ i8291a_device::i8291a_device(const machine_config &mconfig, const char *tag,
 		m_ndac_write_func{*this},
 		m_srq_write_func{*this},
 		m_dio_write_func{*this},
-		m_dio_read_func{*this}
+		m_dio_read_func{*this},
+		m_din{0},
+		m_dout{0},
+		m_ints1{0},
+		m_ints2{0},
+		m_ie1{0},
+		m_ie2{0},
+		m_address0{0},
+		m_address1{0},
+		m_eos{0},
+		m_spoll_mode{0},
+		m_address_mode{0},
+		m_address_status{0},
+		m_cpt{0},
+		m_auxa{0},
+		m_auxb{0},
+		m_atn{false},
+		m_ren{false},
+		m_nrfd{false},
+		m_ndac{false},
+		m_dav{false},
+		m_srq{false},
+		m_ifc{false},
+		m_eoi{false},
+		m_dio{0},
+		m_nrfd_out{false},
+		m_ndac_out{false},
+		m_dav_out{false},
+		m_srq_out{false},
+		m_eoi_out{false},
+		m_pon{false},
+		m_rdy{false},
+		m_lpe{false},
+		m_ist{false},
+		m_rtl{false},
+		m_apt_flag{false},
+		m_cpt_flag{false},
+		m_din_flag{false},
+		m_nba{false},
+		m_pp_sense{false},
+		m_pp_line{0},
+		m_send_eoi{false},
+		m_sh_state{source_handshake_state::SIDS},
+		m_ah_state{acceptor_handshake_state::AIDS},
+		m_t_state{talker_state::TIDS},
+		m_tp_state{talker_primary_state::TPIS},
+		m_tsp_state{talker_serial_poll_state::SPIS},
+		m_l_state{listener_state::LIDS},
+		m_lp_state{listener_primary_state::LPIS},
+		m_rl_state{remote_local_state::LOCS},
+		m_pp_state{parallel_poll_state::PPIS},
+		m_dc_state{device_clear_state::DCIS},
+		m_dt_state{device_trigger_state::DTIS},
+		m_state_changed(false),
+		m_ignore_ext_signals(false),
+		m_intr_out(false),
+		m_dreq_out(false)
 {
 }
 
diff --git a/src/devices/machine/ins8250.cpp b/src/devices/machine/ins8250.cpp
index 4dff4f85964..3a4dabf688a 100644
--- a/src/devices/machine/ins8250.cpp
+++ b/src/devices/machine/ins8250.cpp
@@ -111,6 +111,7 @@ ins8250_uart_device::ins8250_uart_device(const machine_config &mconfig, device_t
 	: device_t(mconfig, type, tag, owner, clock)
 	, device_serial_interface(mconfig, *this)
 	, m_device_type(device_type)
+	, m_regs{0}
 	, m_out_tx_cb(*this)
 	, m_out_dtr_cb(*this)
 	, m_out_rts_cb(*this)
diff --git a/src/devices/machine/tms9914.cpp b/src/devices/machine/tms9914.cpp
index ac6a1122e26..b8d7b05e4a4 100644
--- a/src/devices/machine/tms9914.cpp
+++ b/src/devices/machine/tms9914.cpp
@@ -178,7 +178,58 @@ tms9914_device::tms9914_device(const machine_config &mconfig, const char *tag, d
 	  m_dio_write_func(*this),
 	  m_signal_wr_fns(*this),
 	  m_int_write_func(*this),
-	  m_accrq_write_func(*this)
+	  m_accrq_write_func(*this),
+	  m_int_line{false},
+	  m_accrq_line{false},
+	  m_dio{0},
+	  m_signals{false},
+	  m_ext_signals{false},
+	  m_no_reflection{false},
+	  m_ext_state_change{false},
+	  m_reg_int0_status{0},
+	  m_reg_int0_mask{0},
+	  m_reg_int1_status{0},
+	  m_reg_int1_mask{0},
+	  m_reg_address{0},
+	  m_reg_serial_p{0},
+	  m_reg_2nd_serial_p{0},
+	  m_reg_parallel_p{0},
+	  m_reg_2nd_parallel_p{0},
+	  m_reg_di{0},
+	  m_reg_do{0},
+	  m_reg_ulpa{false},
+	  m_swrst{false},
+	  m_hdfa{false},
+	  m_hdfe{false},
+	  m_rtl{false},
+	  m_gts{false},
+	  m_rpp{false},
+	  m_sic{false},
+	  m_sre{false},
+	  m_dai{false},
+	  m_pts{false},
+	  m_stdl{false},
+	  m_shdw{false},
+	  m_vstdl{false},
+	  m_rsvd2{false},
+	  m_ah_state{FSM_AH_AIDS},
+	  m_ah_adhs{false},
+	  m_ah_anhs{false},
+	  m_ah_aehs{false},
+	  m_sh_state{FSM_SH_SIDS},
+	  m_sh_shfs{false},
+	  m_sh_vsts{false},
+	  m_t_state{FSM_T_TIDS},
+	  m_t_tpas{false},
+	  m_t_spms{false},
+	  m_t_eoi_state{FSM_T_ENIS},
+	  m_l_state{FSM_L_LIDS},
+	  m_l_lpas{false},
+	  m_sr_state{FSM_SR_NPRS},
+	  m_rl_state{FSM_RL_LOCS},
+	  m_pp_ppas{false},
+	  m_c_state{FSM_C_CIDS},
+	  m_next_eoi{false}
 {
 	// Silence compiler complaints about unused variables
 	(void)REG_INT1_IFC_BIT;
@@ -500,15 +551,40 @@ void tms9914_device::device_reset()
 	m_stdl = false;
 	m_shdw = false;
 	m_vstdl = false;
+	m_int_line = false;
 	m_accrq_line = true;    // Ensure change is propagated
+	m_dio = 0;
 
+	m_reg_int0_status = 0;
+	m_reg_int0_mask = 0;
+	m_reg_int1_status = 0;
+	m_reg_int1_mask = 0;
+	m_reg_address = 0;
 	m_reg_serial_p = 0;
 	m_reg_2nd_serial_p = 0;
 	m_reg_parallel_p = 0;
 	m_reg_2nd_parallel_p = 0;
-
+	m_reg_di = 0;
+	m_reg_do = 0;
 	m_reg_ulpa = false;
+	m_swrst = false;
+	m_hdfa = false;
+	m_hdfe = false;
+	m_rtl = false;
+	m_gts = false;
+	m_rpp = false;
+	m_sic = false;
+	m_sre = false;
+	m_dai = false;
+	m_pts = false;
+	m_stdl = false;
+	m_shdw = false;
+	m_vstdl = false;
+	m_rsvd2 = false;
+
+
 	std::fill(std::begin(m_ext_signals), std::end(m_ext_signals), false);
+	std::fill(std::begin(m_signals), std::end(m_signals), false);
 
 	do_swrst();
 	update_fsm();
diff --git a/src/devices/video/catseye.cpp b/src/devices/video/catseye.cpp
index ef242b38969..8dcc8d909d9 100644
--- a/src/devices/video/catseye.cpp
+++ b/src/devices/video/catseye.cpp
@@ -14,10 +14,49 @@
 DEFINE_DEVICE_TYPE(CATSEYE, catseye_device, "catseye", "HP Catseye ASIC")
 
 catseye_device::catseye_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_vram(*this, { "^vram_video", "^vram_overlay"}),
-	m_int_write_func(*this),
-	m_blink_timer(nullptr)
+	device_t{mconfig, type, tag, owner, clock},
+	m_vram{*this, { "^vram_video", "^vram_overlay"}},
+	m_int_write_func{*this},
+	m_blink_timer{nullptr},
+	m_changed{false},
+	m_blink_state{false},
+	m_plane_mask_l{0},
+	m_plane_mask_h{0},
+	m_write_enable{0},
+	m_read_enable{0},
+	m_fb_enable{0},
+	m_display_enable{0},
+	m_blink_enable{0},
+	m_in_vblank{0},
+	m_wm_int_pending{0},
+	m_vblank_int_pending{0},
+	m_wm_int_enable{0},
+	m_vblank_int_enable{0},
+	m_rugsc{0},
+	m_misc{0},
+	m_wmx{0},
+	m_wmwidth{0},
+	m_wmheight{0},
+	m_wmsourcex{0},
+	m_wmsourcey{0},
+	m_wmdestx{0},
+	m_wmdesty{0},
+	m_wmclipleft{0},
+	m_wmclipright{0},
+	m_wmcliptop{0},
+	m_wmclipbottom{0},
+	m_patterns{0},
+	m_linepath{0},
+	m_linetype{0},
+	m_prr{0},
+	m_wrr{0},
+	m_trr{0},
+	m_trrctl{0},
+	m_color{0},
+	m_vb{0},
+	m_acntrl{0},
+	m_planemode{0},
+	m_status{0}
 {
 }