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mt440: Add gfxdecode, note possible bad dump

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This commit is contained in:
Dirk Best 2024-03-05 13:41:55 +01:00
parent 00ae246416
commit 142144af66
1 changed files with 28 additions and 0 deletions
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28
src/mame/microterm/mt440.cpp
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@ -48,6 +48,8 @@
#include "emu.h"
#include "cpu/z80/z80.h"
#include "emupal.h"
namespace {
@ -101,6 +103,27 @@ static INPUT_PORTS_START( mt440 )
INPUT_PORTS_END
//**************************************************************************
// VIDEO EMULATION
//**************************************************************************
static const gfx_layout char_layout =
{
8, 10,
128,
1,
{ 0 },
{ STEP8(0, 1) },
{ 0*0x80*8, 1*0x80*8, 2*0x80*8, 3*0x80*8, 4*0x80*8, 5*0x80*8, 6*0x80*8, 7*0x80*8, 8*0x80*8, 9*0x80*8 },
8
};
static GFXDECODE_START(chars)
GFXDECODE_ENTRY("cg", 0x000, char_layout, 0, 1)
GFXDECODE_ENTRY("cg", 0x800, char_layout, 0, 1)
GFXDECODE_END
//**************************************************************************
// MACHINE EMULATION
//**************************************************************************
@ -123,6 +146,10 @@ void mt440_state::mt440(machine_config &config)
Z80(config, m_maincpu, 4_MHz_XTAL);
m_maincpu->set_addrmap(AS_PROGRAM, &mt440_state::mem_map);
m_maincpu->set_addrmap(AS_IO, &mt440_state::io_map);
PALETTE(config, "palette", palette_device::MONOCHROME_HIGHLIGHT);
GFXDECODE(config, "gfxdecode", "palette", chars);
}
@ -137,6 +164,7 @@ ROM_START( mt440 )
ROM_LOAD("1965_mp_r40.u9", 0xa000, 0x1000, CRC(e39d145c) SHA1(79c4a8dd62398b6f2f6e7e8004ec42b2511016de))
ROM_REGION(0x1000, "cg", 0)
// bad? gfxdecode shows missing pixels
ROM_LOAD("mt425_cg_rev21.u37", 0x0000, 0x1000, CRC(3ba34cf4) SHA1(dddddf69d736f04a17aae2019f47257484e88377))
ROM_REGION(0x800, "attr", 0)