Sprinter/mame
2
0
Fork 0
mirror of https://github.com/holub/mame synced 2025-04-23 00:39:36 +03:00
Code Issues Actions 1 Packages Projects Releases Wiki Activity

New machines marked as NOT_WORKING

Browse Source 
----------------------------------
Yamaha PSR-500 [Phil Bennett]
This commit is contained in:
AJR 2022-09-14 20:18:54 -04:00
parent 94a80afb64
commit b65fa9b666
3 changed files with 101 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
src/mame/mame.lst
View File

@ -44436,6 +44436,9 @@ psr70 // 1985 PSR-70
@source:yamaha/ympsr340.cpp
psr340 // 1999 PSR-340
@source:yamaha/ympsr400.cpp
psr500 // 1991 PSR-500
@source:yamaha/ymqy70.cpp
qy70 // 1997 QY-70

1
src/mame/mess.flt
View File

@ -1259,6 +1259,7 @@ yamaha/ymmu80.cpp
yamaha/ympsr16.cpp
yamaha/ympsr340.cpp
yamaha/ympsr40.cpp
yamaha/ympsr400.cpp
yamaha/ympsr60.cpp
yamaha/ymqy70.cpp
yamaha/ymrx15.cpp

97
src/mame/yamaha/ympsr400.cpp Normal file
View File

@ -0,0 +1,97 @@
// license:BSD-3-Clause
// copyright-holders:AJR
/*******************************************************************************
Skeleton driver for Yamaha PSR-400 & PSR-500 PortaTone keyboards.
*******************************************************************************/
#include "emu.h"
#include "cpu/m6805/m6805.h"
#include "cpu/mn1880/mn1880.h"
namespace {
class psr400_state : public driver_device
{
public:
psr400_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag)
, m_maincpu(*this, "maincpu")
, m_mpscpu(*this, "mpscpu")
{
}
void psr500(machine_config &config);
protected:
virtual void driver_start() override;
private:
void program_map(address_map &map);
void data_map(address_map &map);
required_device<cpu_device> m_maincpu;
required_device<cpu_device> m_mpscpu;
};
void psr400_state::program_map(address_map &map)
{
// TODO: 2 MB external program memory space using MMU
map(0x0000, 0xffff).rom().region("program", 0);
}
void psr400_state::data_map(address_map &map)
{
// TODO: 2 MB external data memory space using MMU
map(0x0100, 0x1fff).ram();
}
static INPUT_PORTS_START(psr500)
INPUT_PORTS_END
void psr400_state::psr500(machine_config &config)
{
MN1880(config, m_maincpu, 10_MHz_XTAL); // MN18801A (also has 500 kHz secondary resonator)
m_maincpu->set_addrmap(AS_PROGRAM, &psr400_state::program_map);
m_maincpu->set_addrmap(AS_DATA, &psr400_state::data_map);
HD63705(config, m_mpscpu, 8_MHz_XTAL).set_disable(); // HD63B05V0D73P (mislabeled HD63B50 on schematic)
//YMW258F(config, "gew8", 9.4_MHz_XTAL);
//YM3413(config, "ldsp");
}
ROM_START(psr500)
ROM_REGION(0x200000, "program", 0)
ROM_LOAD("xj920c0.ic4", 0x000000, 0x040000, CRC(bd45d962) SHA1(fe46ceae5584b56e36f31f27bedd9e7d578eb35b))
ROM_RELOAD(0x040000, 0x040000)
ROM_RELOAD(0x080000, 0x040000)
ROM_RELOAD(0x0c0000, 0x040000)
ROM_LOAD("xj921b0.ic5", 0x100000, 0x100000, CRC(dd1a8afc) SHA1(5d5b47577faeed165f0bd73283f148d112e4d1e9))
ROM_REGION(0x100000, "waverom", 0)
ROM_LOAD("xj426b0.ic3", 0x000000, 0x100000, CRC(ef566734) SHA1(864f5689dbaa82bd8a1be4e53bdb21ec71be03cc))
ROM_REGION(0x1000, "mpscpu", 0)
ROM_LOAD("xj450a00.ic1", 0x0000, 0x1000, NO_DUMP)
ROM_END
void psr400_state::driver_start()
{
memory_region *region = memregion("program");
u8 *program = static_cast<u8 *>(region->base());
std::vector<u8> buf(0x20000);
// A8-A14 & A16 are scrambled
for (u32 offset = 0; offset < region->bytes(); )
{
std::copy(&program[offset], &program[offset + 0x20000], buf.begin());
for (int blocks = 0x200; blocks-- > 0; offset += 0x100)
std::copy_n(&buf[bitswap<9>(offset, 9, 15, 10, 11, 8, 14, 16, 13, 12) << 8], 0x100, &program[offset]);
}
}
} // anonymous namespace
SYST(1991, psr500, 0, 0, psr500, psr500, psr400_state, empty_init, "Yamaha", "PSR-500", MACHINE_NO_SOUND | MACHINE_NOT_WORKING)