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Diffstat (limited to 'src/mess/drivers/pc100.c')
-rw-r--r--src/mess/drivers/pc100.c29
1 files changed, 15 insertions, 14 deletions
diff --git a/src/mess/drivers/pc100.c b/src/mess/drivers/pc100.c
index 2b985577202..a4b795fa3c1 100644
--- a/src/mess/drivers/pc100.c
+++ b/src/mess/drivers/pc100.c
@@ -68,17 +68,24 @@ class pc100_state : public driver_device
public:
pc100_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag),
- m_rtc(*this, "rtc"),
- m_palram(*this, "palram"),
m_maincpu(*this, "maincpu"),
m_beeper(*this, "beeper"),
- m_rtc_portc(0),
- m_palette(*this, "palette")
+ m_rtc(*this, "rtc"),
+ m_palette(*this, "palette"),
+ m_palram(*this, "palram"),
+ m_kanji_rom(*this, "kanji"),
+ m_vram(*this, "vram"),
+ m_rtc_portc(0)
{
}
+ required_device<cpu_device> m_maincpu;
+ required_device<beep_device> m_beeper;
required_device<msm58321_device> m_rtc;
+ required_device<palette_device> m_palette;
required_shared_ptr<UINT16> m_palram;
+ required_region_ptr<UINT16> m_kanji_rom;
+ required_region_ptr<UINT16> m_vram;
DECLARE_READ16_MEMBER(pc100_vram_r);
DECLARE_WRITE16_MEMBER(pc100_vram_w);
@@ -100,8 +107,6 @@ public:
DECLARE_WRITE8_MEMBER(rtc_porta_w);
DECLARE_READ8_MEMBER(rtc_portc_r);
DECLARE_WRITE8_MEMBER(rtc_portc_w);
- UINT16 *m_kanji_rom;
- UINT16 *m_vram;
UINT16 m_kanji_addr;
UINT8 m_timer_mode;
@@ -123,15 +128,13 @@ public:
TIMER_DEVICE_CALLBACK_MEMBER(pc100_100hz_irq);
TIMER_DEVICE_CALLBACK_MEMBER(pc100_50hz_irq);
TIMER_DEVICE_CALLBACK_MEMBER(pc100_10hz_irq);
- required_device<cpu_device> m_maincpu;
- required_device<beep_device> m_beeper;
+
WRITE_LINE_MEMBER(rtc_portc_0_w) { m_rtc_portc = (m_rtc_portc & ~(1 << 0)) | ((state & 1) << 0); }
WRITE_LINE_MEMBER(rtc_portc_1_w) { m_rtc_portc = (m_rtc_portc & ~(1 << 1)) | ((state & 1) << 1); }
WRITE_LINE_MEMBER(rtc_portc_2_w) { m_rtc_portc = (m_rtc_portc & ~(1 << 2)) | ((state & 1) << 2); }
WRITE_LINE_MEMBER(rtc_portc_3_w) { m_rtc_portc = (m_rtc_portc & ~(1 << 3)) | ((state & 1) << 3); }
UINT8 m_rtc_portc;
- required_device<palette_device> m_palette;
};
void pc100_state::video_start()
@@ -410,8 +413,6 @@ WRITE8_MEMBER( pc100_state::crtc_bank_w )
void pc100_state::machine_start()
{
- m_kanji_rom = (UINT16 *)(*memregion("kanji"));
- m_vram = (UINT16 *)(*memregion("vram"));
}
void pc100_state::machine_reset()
@@ -523,13 +524,13 @@ MACHINE_CONFIG_END
/* ROM definition */
ROM_START( pc100 )
- ROM_REGION( 0x8000, "ipl", ROMREGION_ERASEFF )
+ ROM_REGION16_LE( 0x8000, "ipl", ROMREGION_ERASEFF )
ROM_LOAD( "ipl.rom", 0x0000, 0x8000, CRC(fd54a80e) SHA1(605a1b598e623ba2908a14a82454b9d32ea3c331))
- ROM_REGION( 0x20000, "kanji", ROMREGION_ERASEFF )
+ ROM_REGION16_LE( 0x20000, "kanji", ROMREGION_ERASEFF )
ROM_LOAD( "kanji.rom", 0x0000, 0x20000, BAD_DUMP CRC(29298591) SHA1(d10174553ceea556fc53fc4e685d939524a4f64b))
- ROM_REGION( 0x20000*4, "vram", ROMREGION_ERASEFF )
+ ROM_REGION16_LE( 0x20000*4, "vram", ROMREGION_ERASEFF )
ROM_END
/* Driver */