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vgmplay.cpp: added preliminary ym2608 OPNA hookup [Angelo Salese]

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This commit is contained in:
angelosa 2017-12-15 17:28:45 +01:00
parent 1ec4cadd44
commit 2091ac1c48
2 changed files with 24 additions and 2 deletions
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3
src/devices/sound/2608intf.cpp
View File

@ -11,6 +11,9 @@
- Control Write B
- Data Write B
TODO:
- fix set_unscaled_clock() changes (currently done only by vgmplay driver)
***************************************************************************/
#include "emu.h"

23
src/mame/drivers/vgmplay.cpp
View File

@ -28,6 +28,7 @@
#include "sound/ym2413.h"
#include "sound/ymf271.h"
#include "sound/ymz280b.h"
#include "sound/2608intf.h"
#include "debugger.h"
#include "speaker.h"
@ -75,7 +76,8 @@ public:
A_POKEYA = 0x00013020,
A_POKEYB = 0x00013030,
A_YMF271 = 0x00013040,
A_YMZ280B = 0x00013050
A_YMZ280B = 0x00013050,
A_YM2608 = 0x00013060
};
enum io16_t
@ -187,6 +189,7 @@ private:
required_device<okim6295_device> m_okim6295;
required_device<ymf271_device> m_ymf271;
required_device<ymz280b_device> m_ymz280b;
required_device<ym2608_device> m_ym2608;
uint32_t m_multipcma_bank_l;
uint32_t m_multipcma_bank_r;
@ -353,6 +356,13 @@ void vgmplay_device::execute_run()
m_pc += 3;
break;
case 0x56:
case 0x57:
m_io->write_byte(A_YM2608+0+((code & 1) << 1), m_file->read_byte(m_pc+1));
m_io->write_byte(A_YM2608+1+((code & 1) << 1), m_file->read_byte(m_pc+2));
m_pc += 3;
break;
case 0xA5:
m_io->write_byte(A_YM2203B+0, m_file->read_byte(m_pc+1));
m_io->write_byte(A_YM2203B+1, m_file->read_byte(m_pc+2));
@ -969,6 +979,7 @@ vgmplay_state::vgmplay_state(const machine_config &mconfig, device_type type, co
, m_okim6295(*this, "okim6295")
, m_ymf271(*this, "ymf271")
, m_ymz280b(*this, "ymz280b")
, m_ym2608(*this, "ym2608")
{
}
@ -1082,7 +1093,7 @@ void vgmplay_state::machine_start()
}
}
if(version >= 0x151 && r32(0x48))
logerror("Warning: file requests an unsupported YM2608\n");
m_ym2608->set_unscaled_clock(r32(0x48));
if(version >= 0x151 && r32(0x4c))
logerror("Warning: file requests an unsupported %s\n", r32(0x4c) & 0x80000000 ? "YM2610B" : "YM2610");
if(version >= 0x151 && r32(0x50)) {
@ -1297,6 +1308,7 @@ static ADDRESS_MAP_START( soundchips_map, AS_IO, 8, vgmplay_state )
AM_RANGE(vgmplay_device::A_POKEYB, vgmplay_device::A_POKEYB+0xf) AM_DEVWRITE ("pokeyb", pokey_device, write)
AM_RANGE(vgmplay_device::A_YMF271, vgmplay_device::A_YMF271+0xf) AM_DEVWRITE ("ymf271", ymf271_device, write)
AM_RANGE(vgmplay_device::A_YMZ280B, vgmplay_device::A_YMZ280B+0x1) AM_DEVWRITE ("ymz280b", ymz280b_device, write)
AM_RANGE(vgmplay_device::A_YM2608, vgmplay_device::A_YM2608+0x3) AM_DEVWRITE ("ym2608", ym2608_device, write)
ADDRESS_MAP_END
static ADDRESS_MAP_START( segapcm_map, 0, 8, vgmplay_state )
@ -1457,9 +1469,16 @@ static MACHINE_CONFIG_START( vgmplay )
MCFG_YMZ280B_EXT_READ_HANDLER(DEVREAD8("vgmplay", vgmplay_device, ymz280b_rom_r))
MCFG_SOUND_ROUTE(0, "lspeaker", 1)
MCFG_SOUND_ROUTE(1, "rspeaker", 1)
MCFG_SOUND_ADD("ym2608", YM2608, 8000000)
MCFG_SOUND_ROUTE(0, "lspeaker", 0.25)
MCFG_SOUND_ROUTE(0, "rspeaker", 0.25)
MCFG_SOUND_ROUTE(1, "lspeaker", 0.50)
MCFG_SOUND_ROUTE(2, "rspeaker", 0.50)
MACHINE_CONFIG_END
ROM_START( vgmplay )
ROM_REGION( 0x80000, "ym2608", ROMREGION_ERASE00 )
ROM_END
CONS( 2016, vgmplay, 0, 0, vgmplay, vgmplay, vgmplay_state, 0, "MAME", "VGM player", 0 )