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author Felipe CorrĂȘa da Silva Sanches <fsanches@metamaquina.com.br>2015-01-18 00:14:07 -0200
committer Felipe CorrĂȘa da Silva Sanches <fsanches@metamaquina.com.br>2015-01-18 12:09:46 -0200
commitec47219e789b6d1caf8aa064ca2afae5a66b5f13 (patch)
tree6c6cafa96b8cd30776543e69d6986b2824dfe0c1
parentf92b65bddba545d048fd039cb62253c375f42cd0 (diff)
(mess) banctec: gfx layout for the R6545 character generator emulation
-rw-r--r--src/mess/drivers/banctec.c105
-rw-r--r--src/mess/includes/banctec.h14
2 files changed, 70 insertions, 49 deletions
diff --git a/src/mess/drivers/banctec.c b/src/mess/drivers/banctec.c
index 54c3f05160a..a632a3e4b76 100644
--- a/src/mess/drivers/banctec.c
+++ b/src/mess/drivers/banctec.c
@@ -1,52 +1,63 @@
#include "emu.h"
#include "cpu/m6805/m6805.h"
#include "includes/banctec.h"
+#include "video/mc6845.h"
static ADDRESS_MAP_START( banctec_mem , AS_PROGRAM, 8, banctec_state )
AM_RANGE(0x0000, 0x1fff) AM_ROM
+ AM_RANGE(0x2000, 0x7fff) AM_RAM /* Probably wrong. Must be verified on pcb! */
+ AM_RANGE(0x8000, 0xffff) AM_RAM AM_SHARE("videoram") /* Probably wrong. Must be verified on pcb! */
ADDRESS_MAP_END
-#if 0
-static const gfx_layout banctec_charlayout =
+void banctec_state::machine_reset()
{
- 8,8,
- 256*8, /* 256 characters */
- 1, /* 1 bits per pixel */
- { 0 }, /* no bitplanes; 1 bit per pixel */
- /* x offsets */
- {
- 0,
- 1,
- 2,
- 3,
- 4,
- 5,
- 6,
- 7,
- },
- /* y offsets */
- {
- 0,
- 8,
- 16,
- 24,
- 32,
- 40,
- 48,
- 56,
- },
- 8*8
-};
+}
-static GFXDECODE_START( banctec )
- GFXDECODE_ENTRY( "gfx1", 0x0000, banctec_charlayout, 0, 2 )
-GFXDECODE_END
-#endif
-void banctec_state::machine_reset()
+/****************************
+* Video/Character functions *
+****************************/
+
+TILE_GET_INFO_MEMBER(banctec_state::get_bg_tile_info)
+{
+ UINT8 *videoram = m_videoram;
+ int code = videoram[tile_index];
+ int color = 1;
+
+ SET_TILE_INFO_MEMBER(0, code, color, 0);
+}
+
+void banctec_state::video_start()
{
+ m_bg_tilemap = &machine().tilemap().create(m_gfxdecode, tilemap_get_info_delegate(FUNC(banctec_state::get_bg_tile_info),this), TILEMAP_SCAN_ROWS, 8, 8, 40, 25);
}
+UINT32 banctec_state::screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect)
+{
+ m_bg_tilemap->draw(screen, bitmap, cliprect, 0, 0);
+
+ return 0;
+}
+
+/******************************
+* Graphics Decode Information *
+******************************/
+
+const gfx_layout banctec_gfx_layout =
+{
+ 8, 8, /* 8x8 characters */
+ 256, /* 256 characters */
+ 1, /* 1 bits per pixel */
+ {0}, /* no bitplanes; 1 bit per pixel */
+ {0, 1, 2, 3, 4, 5, 6, 7},
+ {0 * 256*8, 1 * 256*8, 2 * 256*8, 3 * 256*8, 4 * 256*8, 5 * 256*8, 6 * 256*8, 7 * 256*8},
+ 8 /* size of one char */
+};
+
+static GFXDECODE_START( banctec )
+ GFXDECODE_ENTRY( "gfx", 0x00000, banctec_gfx_layout, 0, 2 )
+GFXDECODE_END
+
static MACHINE_CONFIG_START( banctec, banctec_state )
/* basic machine hardware */
MCFG_CPU_ADD("maincpu", M6805, 4000000) /* 4000000? */
@@ -55,19 +66,21 @@ static MACHINE_CONFIG_START( banctec, banctec_state )
// The video signal is generated by a R6545EAP character generator chip
// The U20 EPROM holds the image data for the character set.
-#if 0
- /* video hardware */
- MCFG_SCREEN_ADD("screen", LCD)
- MCFG_SCREEN_REFRESH_RATE(LCD_FRAMES_PER_SECOND)
- MCFG_SCREEN_VBLANK_TIME(ATTOSECONDS_IN_USEC(2500)) /* not accurate */
- MCFG_SCREEN_SIZE(64*4, 128) /* 160 x 102 */
- MCFG_SCREEN_VISIBLE_AREA(0, 64*4-1, 0, 128-1)
+ // video hardware
+ MCFG_SCREEN_ADD("screen", RASTER)
+ MCFG_SCREEN_REFRESH_RATE(60)
+ MCFG_SCREEN_SIZE((52+1)*8, (31+1)*8)
+ MCFG_SCREEN_VISIBLE_AREA(0*8, 40*8-1, 0*8, 25*8-1)
MCFG_SCREEN_UPDATE_DRIVER(banctec_state, screen_update_banctec)
MCFG_SCREEN_PALETTE("palette")
- MCFG_GFXDECODE_ADD("gfxdecode", "palette", banctec )
- MCFG_PALETTE_ADD_BLACK_AND_WHITE("palette")
-#endif
+ MCFG_GFXDECODE_ADD("gfxdecode", "palette", banctec)
+ MCFG_PALETTE_ADD("palette", 2)
+// MCFG_PALETTE_INIT_OWNER(banctec_state, banctec)
+
+ MCFG_MC6845_ADD("crtc", R6545_1, "screen", XTAL_20MHz) /* (?) */
+ MCFG_MC6845_SHOW_BORDER_AREA(false)
+ MCFG_MC6845_CHAR_WIDTH(8)
MACHINE_CONFIG_END
@@ -86,4 +99,4 @@ ROM_END
***************************************************************************/
/* YEAR NAME PARENT COMPAT MACHINE INPUT INIT MONITOR COMPANY FULLNAME */
-CONS( 1993, banctec, 0, 0, banctec, 0, driver_device, 0, "BancTec", "ESeries Panel", GAME_NOT_WORKING | GAME_NO_SOUND)
+CONS( 1989, banctec, 0, 0, banctec, 0, driver_device, 0, "DALE Electronics", "BancTec ESeries Panel", GAME_NOT_WORKING | GAME_NO_SOUND)
diff --git a/src/mess/includes/banctec.h b/src/mess/includes/banctec.h
index 4cfae74d477..dd9783e08e8 100644
--- a/src/mess/includes/banctec.h
+++ b/src/mess/includes/banctec.h
@@ -13,14 +13,22 @@ class banctec_state : public driver_device
public:
banctec_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
- m_maincpu(*this, "maincpu") { }
+ m_maincpu(*this, "maincpu"),
+ m_gfxdecode(*this, "gfxdecode"),
+ m_videoram(*this, "videoram") { }
DECLARE_READ8_MEMBER(banctec_read);
DECLARE_WRITE8_MEMBER(banctec_write);
+ TILE_GET_INFO_MEMBER(get_bg_tile_info);
virtual void machine_reset();
-// virtual void video_start();
-// UINT32 screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+ virtual void video_start();
+ UINT32 screen_update_banctec(screen_device &screen, bitmap_ind16 &bitmap, const rectangle &cliprect);
+
required_device<cpu_device> m_maincpu;
+ required_device<gfxdecode_device> m_gfxdecode;
+ required_shared_ptr<UINT8> m_videoram;
+
+ tilemap_t *m_bg_tilemap;
};
#endif /* BANCTEC_H_ */