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author hap <happppp@users.noreply.github.com>2022-09-18 01:40:18 +0200
committer hap <happppp@users.noreply.github.com>2022-09-18 01:40:18 +0200
commit79e178bcd333a64c8f05c47d2a1b94e05e76e23f (patch)
treeb08c61fb967ad5dcf1b25984f3ad8c86a7753570 /src
parentec295d16b684dc32433ec1fc4676593e6984c252 (diff)
gamepock: merge driver files
Diffstat (limited to 'src')
-rw-r--r--src/mame/epoch/gamepock.cpp270
-rw-r--r--src/mame/epoch/gamepock.h53
-rw-r--r--src/mame/epoch/gamepock_m.cpp213
-rw-r--r--src/mame/handheld/gmaster.cpp1
4 files changed, 269 insertions, 268 deletions
diff --git a/src/mame/epoch/gamepock.cpp b/src/mame/epoch/gamepock.cpp
index 69484ae85ee..0a641aeb96d 100644
--- a/src/mame/epoch/gamepock.cpp
+++ b/src/mame/epoch/gamepock.cpp
@@ -1,17 +1,281 @@
// license:BSD-3-Clause
// copyright-holders:Wilbert Pol
+/******************************************************************************
+Epoch Game Pocket Computer
+Japanese LCD handheld console
+
+Hardware notes:
+- NEC uPD78C06AG
+- x
+
+TODO:
+- use hd44102_device
+
+******************************************************************************/
#include "emu.h"
-#include "gamepock.h"
#include "bus/generic/carts.h"
+#include "bus/generic/slot.h"
+#include "cpu/upd7810/upd7810.h"
+#include "sound/spkrdev.h"
#include "emupal.h"
#include "screen.h"
#include "softlist_dev.h"
#include "speaker.h"
+namespace {
+
+class gamepock_state : public driver_device
+{
+public:
+ gamepock_state(const machine_config &mconfig, device_type type, const char *tag) :
+ driver_device(mconfig, type, tag),
+ m_maincpu(*this, "maincpu"),
+ m_speaker(*this, "speaker")
+ { }
+
+ void gamepock(machine_config &config);
+
+private:
+ struct HD44102CH {
+ uint8_t enabled = 0U;
+ uint8_t start_page = 0U;
+ uint8_t address = 0U;
+ uint8_t y_inc = 0U;
+ uint8_t ram[256]{}; // There are actually 50 x 4 x 8 bits. This just makes addressing easier.
+ };
+
+ virtual void machine_reset() override;
+
+ void hd44102ch_w(int which, int c_d, uint8_t data);
+ void hd44102ch_init(int which);
+ void lcd_update();
+
+ void port_a_w(uint8_t data);
+ uint8_t port_b_r();
+ void port_b_w(uint8_t data);
+ uint8_t port_c_r();
+ uint32_t screen_update_gamepock(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ void gamepock_mem(address_map &map);
+
+ uint8_t m_port_a = 0U;
+ uint8_t m_port_b = 0U;
+ HD44102CH m_hd44102ch[3];
+
+ required_device<upd78c06_device> m_maincpu;
+ required_device<speaker_sound_device> m_speaker;
+};
+
+
+void gamepock_state::hd44102ch_w( int which, int c_d, uint8_t data )
+{
+ if ( c_d )
+ {
+ uint8_t y;
+ /* Data */
+ m_hd44102ch[which].ram[ m_hd44102ch[which].address ] = data;
+
+ /* Increment/decrement Y counter */
+ y = ( m_hd44102ch[which].address & 0x3F ) + m_hd44102ch[which].y_inc;
+ if ( y == 0xFF )
+ {
+ y = 49;
+ }
+ if ( y == 50 )
+ {
+ y = 0;
+ }
+ m_hd44102ch[which].address = ( m_hd44102ch[which].address & 0xC0 ) | y;
+ }
+ else
+ {
+ /* Command */
+ switch ( data )
+ {
+ case 0x38: /* Display off */
+ m_hd44102ch[which].enabled = 0;
+ break;
+ case 0x39: /* Display on */
+ m_hd44102ch[which].enabled = 1;
+ break;
+ case 0x3A: /* Y decrement mode */
+ m_hd44102ch[which].y_inc = 0xFF;
+ break;
+ case 0x3B: /* Y increment mode */
+ m_hd44102ch[which].y_inc = 0x01;
+ break;
+ case 0x3E: /* Display start page #0 */
+ case 0x7E: /* Display start page #1 */
+ case 0xBE: /* Display start page #2 */
+ case 0xFE: /* Display start page #3 */
+ m_hd44102ch[which].start_page = data & 0xC0;
+ break;
+ default:
+ if ( ( data & 0x3F ) < 50 )
+ {
+ m_hd44102ch[which].address = data;
+ }
+ break;
+ }
+ }
+}
+
+
+void gamepock_state::hd44102ch_init( int which )
+{
+ memset( &m_hd44102ch[which], 0, sizeof( HD44102CH ) );
+ m_hd44102ch[which].y_inc = 0x01;
+}
+
+
+void gamepock_state::lcd_update()
+{
+ /* Check whether HD44102CH #1 is enabled */
+ if ( m_port_a & 0x08 )
+ {
+ hd44102ch_w( 0, m_port_a & 0x04, m_port_b );
+ }
+
+ /* Check whether HD44102CH #2 is enabled */
+ if ( m_port_a & 0x10 )
+ {
+ hd44102ch_w( 1, m_port_a & 0x04, m_port_b );
+ }
+
+ /* Check whether HD44102CH #3 is enabled */
+ if ( m_port_a & 0x20 )
+ {
+ hd44102ch_w( 2, m_port_a & 0x04, m_port_b );
+ }
+}
+
+
+void gamepock_state::port_a_w(uint8_t data)
+{
+ uint8_t old_port_a = m_port_a;
+
+ m_port_a = data;
+
+ if ( ! ( old_port_a & 0x02 ) && ( m_port_a & 0x02 ) )
+ {
+ lcd_update();
+ }
+}
+
+
+void gamepock_state::port_b_w(uint8_t data)
+{
+ m_port_b = data;
+}
+
+
+uint8_t gamepock_state::port_b_r()
+{
+ logerror("gamepock_port_b_r: not implemented\n");
+ return 0xFF;
+}
+
+
+uint8_t gamepock_state::port_c_r()
+{
+ uint8_t data = 0xFF;
+
+ if ( m_port_a & 0x80 )
+ {
+ data &= ioport("IN0")->read();
+ }
+
+ if ( m_port_a & 0x40 )
+ {
+ data &= ioport("IN1")->read();
+ }
+
+ return data;
+}
+
+
+void gamepock_state::machine_reset()
+{
+ hd44102ch_init( 0 );
+ hd44102ch_init( 1 );
+ hd44102ch_init( 2 );
+}
+
+uint32_t gamepock_state::screen_update_gamepock(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ uint8_t ad;
+
+ /* Handle HD44102CH #0 */
+ ad = m_hd44102ch[0].start_page;
+ for ( int i = 0; i < 4; i++ )
+ {
+ for ( int j = 0; j < 50; j++ )
+ {
+ bitmap.pix(i * 8 + 0, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x01 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 1, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x02 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 2, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x04 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 3, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x08 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 4, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x10 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 5, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x20 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 6, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x40 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 7, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x80 ) ? 0 : 1;
+ }
+ ad += 0x40;
+ }
+
+ /* Handle HD44102CH #1 */
+ ad = m_hd44102ch[1].start_page;
+ for ( int i = 4; i < 8; i++ )
+ {
+ for ( int j = 0; j < 50; j++ )
+ {
+ bitmap.pix(i * 8 + 0, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x01 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 1, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x02 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 2, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x04 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 3, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x08 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 4, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x10 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 5, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x20 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 6, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x40 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 7, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x80 ) ? 0 : 1;
+ }
+ ad += 0x40;
+ }
+
+ /* Handle HD44102CH #2 */
+ ad = m_hd44102ch[2].start_page;
+ for ( int i = 0; i < 4; i++ )
+ {
+ for ( int j = 0; j < 25; j++ )
+ {
+ bitmap.pix(i * 8 + 0, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x01 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 1, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x02 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 2, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x04 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 3, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x08 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 4, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x10 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 5, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x20 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 6, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x40 ) ? 0 : 1;
+ bitmap.pix(i * 8 + 7, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x80 ) ? 0 : 1;
+ }
+ for ( int j = 25; j < 50; j++ )
+ {
+ bitmap.pix(32 + i * 8 + 0, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x01 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 1, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x02 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 2, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x04 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 3, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x08 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 4, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x10 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 5, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x20 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 6, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x40 ) ? 0 : 1;
+ bitmap.pix(32 + i * 8 + 7, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x80 ) ? 0 : 1;
+ }
+ ad += 0x40;
+ }
+
+ return 0;
+}
+
void gamepock_state::gamepock_mem(address_map &map)
{
@@ -73,9 +337,11 @@ void gamepock_state::gamepock(machine_config &config)
ROM_START( gamepock )
- ROM_REGION( 0x1000, "maincpu", ROMREGION_ERASEFF )
+ ROM_REGION( 0x1000, "maincpu", 0 )
ROM_LOAD( "egpcboot.bin", 0x0000, 0x1000, CRC(ee1ea65d) SHA1(9c7731b5ead721d2cc7f7e2655c5fed9e56db8b0) )
ROM_END
+} // anonymous namespace
+
CONS( 1984, gamepock, 0, 0, gamepock, gamepock, gamepock_state, empty_init, "Epoch", "Game Pocket Computer", 0 )
diff --git a/src/mame/epoch/gamepock.h b/src/mame/epoch/gamepock.h
deleted file mode 100644
index 5eefec5ae56..00000000000
--- a/src/mame/epoch/gamepock.h
+++ /dev/null
@@ -1,53 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Wilbert Pol
-#ifndef MAME_INCLUDES_GAMEPOCK_H
-#define MAME_INCLUDES_GAMEPOCK_H
-
-#pragma once
-
-#include "bus/generic/slot.h"
-#include "cpu/upd7810/upd7810.h"
-#include "sound/spkrdev.h"
-
-class gamepock_state : public driver_device
-{
-public:
- gamepock_state(const machine_config &mconfig, device_type type, const char *tag) :
- driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu"),
- m_speaker(*this, "speaker")
- { }
-
- void gamepock(machine_config &config);
-
-private:
- struct HD44102CH {
- uint8_t enabled = 0U;
- uint8_t start_page = 0U;
- uint8_t address = 0U;
- uint8_t y_inc = 0U;
- uint8_t ram[256]{}; // There are actually 50 x 4 x 8 bits. This just makes addressing easier.
- };
-
- virtual void machine_reset() override;
-
- void hd44102ch_w(int which, int c_d, uint8_t data);
- void hd44102ch_init(int which);
- void lcd_update();
-
- void port_a_w(uint8_t data);
- uint8_t port_b_r();
- void port_b_w(uint8_t data);
- uint8_t port_c_r();
- uint32_t screen_update_gamepock(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
- void gamepock_mem(address_map &map);
-
- uint8_t m_port_a = 0U;
- uint8_t m_port_b = 0U;
- HD44102CH m_hd44102ch[3];
-
- required_device<upd78c06_device> m_maincpu;
- required_device<speaker_sound_device> m_speaker;
-};
-
-#endif // MAME_INCLUDES_GAMEPOCK_H
diff --git a/src/mame/epoch/gamepock_m.cpp b/src/mame/epoch/gamepock_m.cpp
deleted file mode 100644
index 201c1a58660..00000000000
--- a/src/mame/epoch/gamepock_m.cpp
+++ /dev/null
@@ -1,213 +0,0 @@
-// license:BSD-3-Clause
-// copyright-holders:Wilbert Pol
-#include "emu.h"
-#include "gamepock.h"
-
-#include "cpu/upd7810/upd7810.h"
-
-
-void gamepock_state::hd44102ch_w( int which, int c_d, uint8_t data )
-{
- if ( c_d )
- {
- uint8_t y;
- /* Data */
- m_hd44102ch[which].ram[ m_hd44102ch[which].address ] = data;
-
- /* Increment/decrement Y counter */
- y = ( m_hd44102ch[which].address & 0x3F ) + m_hd44102ch[which].y_inc;
- if ( y == 0xFF )
- {
- y = 49;
- }
- if ( y == 50 )
- {
- y = 0;
- }
- m_hd44102ch[which].address = ( m_hd44102ch[which].address & 0xC0 ) | y;
- }
- else
- {
- /* Command */
- switch ( data )
- {
- case 0x38: /* Display off */
- m_hd44102ch[which].enabled = 0;
- break;
- case 0x39: /* Display on */
- m_hd44102ch[which].enabled = 1;
- break;
- case 0x3A: /* Y decrement mode */
- m_hd44102ch[which].y_inc = 0xFF;
- break;
- case 0x3B: /* Y increment mode */
- m_hd44102ch[which].y_inc = 0x01;
- break;
- case 0x3E: /* Display start page #0 */
- case 0x7E: /* Display start page #1 */
- case 0xBE: /* Display start page #2 */
- case 0xFE: /* Display start page #3 */
- m_hd44102ch[which].start_page = data & 0xC0;
- break;
- default:
- if ( ( data & 0x3F ) < 50 )
- {
- m_hd44102ch[which].address = data;
- }
- break;
- }
- }
-}
-
-
-void gamepock_state::hd44102ch_init( int which )
-{
- memset( &m_hd44102ch[which], 0, sizeof( HD44102CH ) );
- m_hd44102ch[which].y_inc = 0x01;
-}
-
-
-void gamepock_state::lcd_update()
-{
- /* Check whether HD44102CH #1 is enabled */
- if ( m_port_a & 0x08 )
- {
- hd44102ch_w( 0, m_port_a & 0x04, m_port_b );
- }
-
- /* Check whether HD44102CH #2 is enabled */
- if ( m_port_a & 0x10 )
- {
- hd44102ch_w( 1, m_port_a & 0x04, m_port_b );
- }
-
- /* Check whether HD44102CH #3 is enabled */
- if ( m_port_a & 0x20 )
- {
- hd44102ch_w( 2, m_port_a & 0x04, m_port_b );
- }
-}
-
-
-void gamepock_state::port_a_w(uint8_t data)
-{
- uint8_t old_port_a = m_port_a;
-
- m_port_a = data;
-
- if ( ! ( old_port_a & 0x02 ) && ( m_port_a & 0x02 ) )
- {
- lcd_update();
- }
-}
-
-
-void gamepock_state::port_b_w(uint8_t data)
-{
- m_port_b = data;
-}
-
-
-uint8_t gamepock_state::port_b_r()
-{
- logerror("gamepock_port_b_r: not implemented\n");
- return 0xFF;
-}
-
-
-uint8_t gamepock_state::port_c_r()
-{
- uint8_t data = 0xFF;
-
- if ( m_port_a & 0x80 )
- {
- data &= ioport("IN0")->read();
- }
-
- if ( m_port_a & 0x40 )
- {
- data &= ioport("IN1")->read();
- }
-
- return data;
-}
-
-
-void gamepock_state::machine_reset()
-{
- hd44102ch_init( 0 );
- hd44102ch_init( 1 );
- hd44102ch_init( 2 );
-}
-
-uint32_t gamepock_state::screen_update_gamepock(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
-{
- uint8_t ad;
-
- /* Handle HD44102CH #0 */
- ad = m_hd44102ch[0].start_page;
- for ( int i = 0; i < 4; i++ )
- {
- for ( int j = 0; j < 50; j++ )
- {
- bitmap.pix(i * 8 + 0, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x01 ) ? 0 : 1;
- bitmap.pix(i * 8 + 1, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x02 ) ? 0 : 1;
- bitmap.pix(i * 8 + 2, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x04 ) ? 0 : 1;
- bitmap.pix(i * 8 + 3, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x08 ) ? 0 : 1;
- bitmap.pix(i * 8 + 4, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x10 ) ? 0 : 1;
- bitmap.pix(i * 8 + 5, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x20 ) ? 0 : 1;
- bitmap.pix(i * 8 + 6, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x40 ) ? 0 : 1;
- bitmap.pix(i * 8 + 7, 49 - j ) = ( m_hd44102ch[0].ram[ad+j] & 0x80 ) ? 0 : 1;
- }
- ad += 0x40;
- }
-
- /* Handle HD44102CH #1 */
- ad = m_hd44102ch[1].start_page;
- for ( int i = 4; i < 8; i++ )
- {
- for ( int j = 0; j < 50; j++ )
- {
- bitmap.pix(i * 8 + 0, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x01 ) ? 0 : 1;
- bitmap.pix(i * 8 + 1, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x02 ) ? 0 : 1;
- bitmap.pix(i * 8 + 2, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x04 ) ? 0 : 1;
- bitmap.pix(i * 8 + 3, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x08 ) ? 0 : 1;
- bitmap.pix(i * 8 + 4, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x10 ) ? 0 : 1;
- bitmap.pix(i * 8 + 5, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x20 ) ? 0 : 1;
- bitmap.pix(i * 8 + 6, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x40 ) ? 0 : 1;
- bitmap.pix(i * 8 + 7, j ) = ( m_hd44102ch[1].ram[ad+j] & 0x80 ) ? 0 : 1;
- }
- ad += 0x40;
- }
-
- /* Handle HD44102CH #2 */
- ad = m_hd44102ch[2].start_page;
- for ( int i = 0; i < 4; i++ )
- {
- for ( int j = 0; j < 25; j++ )
- {
- bitmap.pix(i * 8 + 0, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x01 ) ? 0 : 1;
- bitmap.pix(i * 8 + 1, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x02 ) ? 0 : 1;
- bitmap.pix(i * 8 + 2, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x04 ) ? 0 : 1;
- bitmap.pix(i * 8 + 3, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x08 ) ? 0 : 1;
- bitmap.pix(i * 8 + 4, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x10 ) ? 0 : 1;
- bitmap.pix(i * 8 + 5, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x20 ) ? 0 : 1;
- bitmap.pix(i * 8 + 6, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x40 ) ? 0 : 1;
- bitmap.pix(i * 8 + 7, 50 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x80 ) ? 0 : 1;
- }
- for ( int j = 25; j < 50; j++ )
- {
- bitmap.pix(32 + i * 8 + 0, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x01 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 1, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x02 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 2, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x04 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 3, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x08 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 4, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x10 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 5, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x20 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 6, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x40 ) ? 0 : 1;
- bitmap.pix(32 + i * 8 + 7, 25 + j ) = ( m_hd44102ch[2].ram[ad+j] & 0x80 ) ? 0 : 1;
- }
- ad += 0x40;
- }
-
- return 0;
-}
diff --git a/src/mame/handheld/gmaster.cpp b/src/mame/handheld/gmaster.cpp
index ae1d0d56f67..791494608d8 100644
--- a/src/mame/handheld/gmaster.cpp
+++ b/src/mame/handheld/gmaster.cpp
@@ -3,6 +3,7 @@
/******************************************************************************
Hartung Game Master
+Hong Kong LCD handheld console (mainly sold in Europe)
PeT mess@utanet.at march 2002
Hardware notes: