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3B2/600 [Seth Morabito]
This commit is contained in:
AJR 2019-12-30 22:21:44 -05:00
parent 4cd9fb1288
commit f022775506
2 changed files with 32 additions and 4 deletions
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35
src/mame/drivers/att3b2.cpp
View File

@ -22,15 +22,17 @@ public:
}
void att3b2(machine_config &config);
void att3b26(machine_config &config);
private:
void mem_map(address_map &map);
void mem_map_300(address_map &map);
void mem_map_600(address_map &map);
required_device<we32100_device> m_maincpu;
};
void att3b2_state::mem_map(address_map &map)
void att3b2_state::mem_map_300(address_map &map)
{
map(0x00000000, 0x00007fff).rom().region("bootstrap", 0);
map(0x00042000, 0x0004200f).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask32(0x000000ff);
@ -39,6 +41,15 @@ void att3b2_state::mem_map(address_map &map)
map(0x02000000, 0x02003fff).ram();
}
void att3b2_state::mem_map_600(address_map &map)
{
map(0x00000000, 0x0001ffff).rom().region("bootstrap", 0);
map(0x00041000, 0x0004100f).rw("pit", FUNC(pit8253_device::read), FUNC(pit8253_device::write)).umask32(0x000000ff);
map(0x00048000, 0x0004800f).rw("dmac", FUNC(am9517a_device::read), FUNC(am9517a_device::write));
map(0x00049000, 0x0004900f).rw("duart", FUNC(scn2681_device::read), FUNC(scn2681_device::write));
map(0x02000000, 0x02003fff).mirror(0x1000000).ram();
}
static INPUT_PORTS_START(att3b2)
INPUT_PORTS_END
@ -46,17 +57,24 @@ INPUT_PORTS_END
void att3b2_state::att3b2(machine_config &config)
{
WE32100(config, m_maincpu, 10_MHz_XTAL); // special WE32102 XTAL runs at 1x or 2x speed
m_maincpu->set_addrmap(AS_PROGRAM, &att3b2_state::mem_map);
m_maincpu->set_addrmap(AS_PROGRAM, &att3b2_state::mem_map_300);
PIT8253(config, "pit"); // D8253C-5; unknown clocks
AM9517A(config, "dmac", 2'500'000); // AM9517A-5DC; unknown clock
AM9517A(config, "dmac", 5'000'000); // AM9517A-5DC; unknown clock
SCN2681(config, "duart", 3'686'400); // MC2681P
// TODO: disk controllers (D7621AD, TMS2797NL)
}
void att3b2_state::att3b26(machine_config &config)
{
att3b2(config);
m_maincpu->set_clock(18'000'000);
m_maincpu->set_addrmap(AS_PROGRAM, &att3b2_state::mem_map_600);
}
ROM_START(3b2_300)
ROM_REGION32_BE(0x8000, "bootstrap", 0)
ROM_LOAD32_BYTE("3b2300-c.bin", 0x0000, 0x2000, CRC(b7f955c5) SHA1(54886c4fce5a5681af84538b65de1cc68d0f7af4))
@ -81,6 +99,15 @@ ROM_START(3b2_400)
ROM_LOAD32_BYTE("3b2-aayyf-4.bin", 0x0003, 0x2000, CRC(85b8c5d3) SHA1(85bdf3f889f6c14cbf33ce81421f1f1d02328223))
ROM_END
ROM_START(3b2_600)
ROM_REGION32_BE(0x20000, "bootstrap", 0)
ROM_LOAD32_BYTE("abtry.bin", 0x0000, 0x8000, CRC(fa8d488b) SHA1(2e169f4171bd30aba1a9cd550a418c943eb78ceb))
ROM_LOAD32_BYTE("abtrw.bin", 0x0001, 0x8000, CRC(8705cb68) SHA1(f41365cd0b4f90d8ad0335655b0ac04a7d14d6c6))
ROM_LOAD32_BYTE("abtru.bin", 0x0002, 0x8000, CRC(ea9e127b) SHA1(6618998ead5a5e07ead8c572619a6bcf71d84497))
ROM_LOAD32_BYTE("abtrt.bin", 0x0003, 0x8000, CRC(0f075161) SHA1(b67c9c4549dc789df33b5a38e4b35fe26fdfbea6))
ROM_END
COMP(1985, 3b2_300, 0, 0, att3b2, att3b2, att3b2_state, empty_init, "AT&T", "3B2/300", MACHINE_IS_SKELETON)
COMP(198?, 3b2_310, 3b2_300, 0, att3b2, att3b2, att3b2_state, empty_init, "AT&T", "3B2/310", MACHINE_IS_SKELETON)
COMP(198?, 3b2_400, 3b2_300, 0, att3b2, att3b2, att3b2_state, empty_init, "AT&T", "3B2/400", MACHINE_IS_SKELETON)
COMP(198?, 3b2_600, 0, 0, att3b26, att3b2, att3b2_state, empty_init, "AT&T", "3B2/600", MACHINE_IS_SKELETON)

1
src/mame/mame.lst
View File

@ -2975,6 +2975,7 @@ atrbonpk
3b2_300 //
3b2_310 //
3b2_400 //
3b2_600 //
@source:att4425.cpp
att4425 //