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Updated upd1771.c to use devcb2 (nw)

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This commit is contained in:
Ivan Vangelista 2014-03-11 17:25:40 +00:00
parent c8ea1c0d04
commit 7f6756ef15
4 changed files with 13 additions and 45 deletions
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30
src/mess/audio/upd1771.c
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@ -223,31 +223,11 @@ const device_type UPD1771C = &device_creator<upd1771c_device>;
upd1771c_device::upd1771c_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock)
: device_t(mconfig, UPD1771C, "NEC uPD1771C 017", tag, owner, clock, "upd1771c", __FILE__),
device_sound_interface(mconfig, *this)
device_sound_interface(mconfig, *this),
m_ack_handler(*this)
{
}
//-------------------------------------------------
// device_config_complete - perform any
// operations now that the configuration is
// complete
//-------------------------------------------------
void upd1771c_device::device_config_complete()
{
// inherit a copy of the static data
const upd1771_interface *intf = reinterpret_cast<const upd1771_interface *>(static_config());
if (intf != NULL)
*static_cast<upd1771_interface *>(this) = *intf;
// or initialize to defaults if none provided
else
{
memset(&m_ack_callback, 0, sizeof(m_ack_callback));
}
}
//-------------------------------------------------
// device_start - device-specific startup
//-------------------------------------------------
@ -255,7 +235,7 @@ void upd1771c_device::device_config_complete()
void upd1771c_device::device_start()
{
/* resolve callbacks */
m_ack_out_func.resolve(m_ack_callback, *this);
m_ack_handler.resolve();
m_timer = machine().scheduler().timer_alloc(timer_expired_delegate(FUNC(upd1771c_device::ack_callback),this));
@ -374,7 +354,7 @@ WRITE8_MEMBER( upd1771c_device::write )
//if (LOG)
// logerror( "upd1771_w: received byte 0x%02x\n", data );
m_ack_out_func(0);
m_ack_handler(0);
if (m_index < MAX_PACKET_SIZE)
m_packet[m_index++] = data;
@ -476,7 +456,7 @@ WRITE_LINE_MEMBER( upd1771c_device::pcm_write )
TIMER_CALLBACK_MEMBER( upd1771c_device::ack_callback )
{
m_ack_out_func(1);
m_ack_handler(1);
}

20
src/mess/audio/upd1771.h
View File

@ -7,18 +7,12 @@
#ifndef __UPD1771_H__
#define __UPD1771_H__
#include "devcb.h"
#include "emu.h"
#define MAX_PACKET_SIZE 0x8000
/***************************************************************************
TYPE DEFINITIONS
***************************************************************************/
struct upd1771_interface
{
devcb_write_line m_ack_callback;
};
#define MCFG_UPD1771_ACK_HANDLER(_devcb) \
devcb = &upd1771c_device::set_ack_handler(*device, DEVCB2_##_devcb);
/***************************************************************************
@ -26,20 +20,20 @@ struct upd1771_interface
***************************************************************************/
class upd1771c_device : public device_t,
public device_sound_interface,
public upd1771_interface
public device_sound_interface
{
public:
upd1771c_device(const machine_config &mconfig, const char *tag, device_t *owner, UINT32 clock);
~upd1771c_device() {}
template<class _Object> static devcb2_base &set_ack_handler(device_t &device, _Object object) { return downcast<upd1771c_device &>(device).m_ack_handler.set_callback(object); }
DECLARE_READ8_MEMBER( read );
DECLARE_WRITE8_MEMBER( write );
WRITE_LINE_MEMBER( pcm_write );
protected:
// device-level overrides
virtual void device_config_complete();
virtual void device_start();
virtual void device_reset();
@ -49,7 +43,7 @@ protected:
private:
// internal state
sound_stream *m_channel;
devcb_resolved_write_line m_ack_out_func;
devcb2_write_line m_ack_handler;
emu_timer *m_timer;
TIMER_CALLBACK_MEMBER(ack_callback);

3
src/mess/drivers/apc.c
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@ -982,8 +982,6 @@ PALETTE_INIT_MEMBER(apc_state,apc)
palette.set_pen_color(i, pal1bit(0), pal1bit(0), pal1bit(0));
}
static const upd1771_interface upd1771c_config = { DEVCB_NULL };
static MACHINE_CONFIG_START( apc, apc_state )
/* basic machine hardware */
@ -1028,7 +1026,6 @@ static MACHINE_CONFIG_START( apc, apc_state )
/* sound hardware */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD( "upd1771c", UPD1771C, MAIN_CLOCK ) //uPD1771C-006
MCFG_SOUND_CONFIG( upd1771c_config )
MCFG_SOUND_ROUTE( ALL_OUTPUTS, "mono", 1.00 )
MACHINE_CONFIG_END

5
src/mess/drivers/scv.c
View File

@ -815,9 +815,6 @@ static GFXDECODE_START( scv )
GFXDECODE_END
static const upd1771_interface scv_upd1771c_config = { DEVCB_DRIVER_LINE_MEMBER( scv_state, scv_upd1771_ack_w ) };
static MACHINE_CONFIG_START( scv, scv_state )
MCFG_CPU_ADD( "maincpu", UPD7801, XTAL_4MHz )
@ -837,7 +834,7 @@ static MACHINE_CONFIG_START( scv, scv_state )
/* Sound is generated by UPD1771C clocked at XTAL_6MHz */
MCFG_SPEAKER_STANDARD_MONO("mono")
MCFG_SOUND_ADD( "upd1771c", UPD1771C, XTAL_6MHz )
MCFG_SOUND_CONFIG( scv_upd1771c_config )
MCFG_UPD1771_ACK_HANDLER(WRITELINE(scv_state, scv_upd1771_ack_w))
MCFG_SOUND_ROUTE( ALL_OUTPUTS, "mono", 1.00 )
MCFG_CARTSLOT_ADD( "cart" )