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tecmo.cpp: Soundlatch modernization (nw)

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This commit is contained in:
AJR 2017-10-01 17:42:27 -04:00
parent 7d17b6a569
commit d8835f9abc
2 changed files with 9 additions and 21 deletions
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25
src/mame/drivers/tecmo.cpp
View File

@ -54,10 +54,12 @@ f809 ????
f80b ????
***************************************************************************/
#include "emu.h"
#include "includes/tecmo.h"
#include "cpu/z80/z80.h"
#include "machine/gen_latch.h"
#include "machine/watchdog.h"
#include "sound/3526intf.h"
#include "sound/3812intf.h"
@ -69,17 +71,6 @@ WRITE8_MEMBER(tecmo_state::bankswitch_w)
membank("bank1")->set_entry(data >> 3);
}
WRITE8_MEMBER(tecmo_state::sound_command_w)
{
m_soundlatch->write(space, offset, data);
m_soundcpu->set_input_line(INPUT_LINE_NMI,ASSERT_LINE);
}
WRITE8_MEMBER(tecmo_state::nmi_ack_w)
{
m_soundcpu->set_input_line(INPUT_LINE_NMI,CLEAR_LINE);
}
WRITE8_MEMBER(tecmo_state::adpcm_start_w)
{
m_adpcm_pos = data << 8;
@ -167,7 +158,7 @@ static ADDRESS_MAP_START( rygar_map, AS_PROGRAM, 8, tecmo_state )
AM_RANGE(0xf80f, 0xf80f) AM_READ_PORT("SYS_2")
AM_RANGE(0xf800, 0xf802) AM_WRITE(fgscroll_w)
AM_RANGE(0xf803, 0xf805) AM_WRITE(bgscroll_w)
AM_RANGE(0xf806, 0xf806) AM_WRITE(sound_command_w)
AM_RANGE(0xf806, 0xf806) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0xf807, 0xf807) AM_WRITE(flipscreen_w)
AM_RANGE(0xf808, 0xf808) AM_WRITE(bankswitch_w)
AM_RANGE(0xf80b, 0xf80b) AM_DEVWRITE("watchdog", watchdog_timer_device, reset_w)
@ -195,7 +186,7 @@ static ADDRESS_MAP_START( gemini_map, AS_PROGRAM, 8, tecmo_state )
AM_RANGE(0xf80f, 0xf80f) AM_READ_PORT("SYS_2")
AM_RANGE(0xf800, 0xf802) AM_WRITE(fgscroll_w)
AM_RANGE(0xf803, 0xf805) AM_WRITE(bgscroll_w)
AM_RANGE(0xf806, 0xf806) AM_WRITE(sound_command_w)
AM_RANGE(0xf806, 0xf806) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0xf807, 0xf807) AM_WRITE(flipscreen_w)
AM_RANGE(0xf808, 0xf808) AM_WRITE(bankswitch_w)
AM_RANGE(0xf80b, 0xf80b) AM_DEVWRITE("watchdog", watchdog_timer_device, reset_w)
@ -223,7 +214,7 @@ static ADDRESS_MAP_START( silkworm_map, AS_PROGRAM, 8, tecmo_state )
AM_RANGE(0xf80f, 0xf80f) AM_READ_PORT("SYS_2")
AM_RANGE(0xf800, 0xf802) AM_WRITE(fgscroll_w)
AM_RANGE(0xf803, 0xf805) AM_WRITE(bgscroll_w)
AM_RANGE(0xf806, 0xf806) AM_WRITE(sound_command_w)
AM_RANGE(0xf806, 0xf806) AM_DEVWRITE("soundlatch", generic_latch_8_device, write)
AM_RANGE(0xf807, 0xf807) AM_WRITE(flipscreen_w)
AM_RANGE(0xf808, 0xf808) AM_WRITE(bankswitch_w)
AM_RANGE(0xf809, 0xf809) AM_WRITENOP /* ? */
@ -237,7 +228,7 @@ static ADDRESS_MAP_START( rygar_sound_map, AS_PROGRAM, 8, tecmo_state )
AM_RANGE(0xc000, 0xc000) AM_DEVREAD("soundlatch", generic_latch_8_device, read) AM_WRITE(adpcm_start_w)
AM_RANGE(0xd000, 0xd000) AM_WRITE(adpcm_end_w)
AM_RANGE(0xe000, 0xe000) AM_WRITE(adpcm_vol_w)
AM_RANGE(0xf000, 0xf000) AM_WRITE(nmi_ack_w)
AM_RANGE(0xf000, 0xf000) AM_DEVWRITE("soundlatch", generic_latch_8_device, acknowledge_w)
ADDRESS_MAP_END
static ADDRESS_MAP_START( tecmo_sound_map, AS_PROGRAM, 8, tecmo_state )
@ -249,7 +240,7 @@ static ADDRESS_MAP_START( tecmo_sound_map, AS_PROGRAM, 8, tecmo_state )
AM_RANGE(0xc000, 0xc000) AM_DEVREAD("soundlatch", generic_latch_8_device, read) AM_WRITE(adpcm_start_w)
AM_RANGE(0xc400, 0xc400) AM_WRITE(adpcm_end_w)
AM_RANGE(0xc800, 0xc800) AM_WRITE(adpcm_vol_w)
AM_RANGE(0xcc00, 0xcc00) AM_WRITE(nmi_ack_w)
AM_RANGE(0xcc00, 0xcc00) AM_DEVWRITE("soundlatch", generic_latch_8_device, acknowledge_w)
ADDRESS_MAP_END
@ -661,6 +652,8 @@ static MACHINE_CONFIG_START( rygar )
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_GENERIC_LATCH_8_ADD("soundlatch")
MCFG_GENERIC_LATCH_DATA_PENDING_CB(INPUTLINE("soundcpu", INPUT_LINE_NMI))
MCFG_GENERIC_LATCH_SEPARATE_ACKNOWLEDGE(true)
MCFG_SOUND_ADD("ymsnd", YM3526, XTAL_4MHz) /* verified on pcb */
MCFG_YM3526_IRQ_HANDLER(INPUTLINE("soundcpu", 0))

5
src/mame/includes/tecmo.h
View File

@ -1,7 +1,6 @@
// license:BSD-3-Clause
// copyright-holders:Nicola Salmoria
#include "machine/gen_latch.h"
#include "sound/msm5205.h"
#include "video/tecmo_spr.h"
#include "screen.h"
@ -18,7 +17,6 @@ public:
m_gfxdecode(*this, "gfxdecode"),
m_palette(*this, "palette"),
m_sprgen(*this, "spritegen"),
m_soundlatch(*this, "soundlatch"),
m_txvideoram(*this, "txvideoram"),
m_fgvideoram(*this, "fgvideoram"),
m_bgvideoram(*this, "bgvideoram"),
@ -31,7 +29,6 @@ public:
required_device<gfxdecode_device> m_gfxdecode;
required_device<palette_device> m_palette;
required_device<tecmo_spr_device> m_sprgen;
required_device<generic_latch_8_device> m_soundlatch;
required_shared_ptr<uint8_t> m_txvideoram;
required_shared_ptr<uint8_t> m_fgvideoram;
@ -49,8 +46,6 @@ public:
int m_video_type;
DECLARE_WRITE8_MEMBER(bankswitch_w);
DECLARE_WRITE8_MEMBER(sound_command_w);
DECLARE_WRITE8_MEMBER(nmi_ack_w);
DECLARE_WRITE8_MEMBER(adpcm_end_w);
DECLARE_READ8_MEMBER(dswa_l_r);
DECLARE_READ8_MEMBER(dswa_h_r);