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svi3x8/expander: Implement device_mixer_interface

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This commit is contained in:
Dirk Best 2024-04-20 15:51:14 +02:00
parent f1bba83c9a
commit 5e8ec1710e
5 changed files with 26 additions and 16 deletions
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7
src/devices/bus/svi3x8/expander/expander.cpp
View file

@ -30,6 +30,7 @@ DEFINE_DEVICE_TYPE(SVI_EXPANDER, svi_expander_device, "svi_expander", "SVI 318/3
svi_expander_device::svi_expander_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock) :
device_t(mconfig, SVI_EXPANDER, tag, owner, clock),
device_single_card_slot_interface<device_svi_expander_interface>(mconfig, *this),
device_mixer_interface(mconfig, *this),
m_module(nullptr),
m_int_handler(*this),
m_romdis_handler(*this),
@ -37,7 +38,8 @@ svi_expander_device::svi_expander_device(const machine_config &mconfig, const ch
m_ctrl1_handler(*this),
m_ctrl2_handler(*this),
m_excsr_handler(*this, 0xff),
m_excsw_handler(*this)
m_excsw_handler(*this),
m_dummy(0)
{
}
@ -57,6 +59,9 @@ void svi_expander_device::device_start()
{
// get inserted module
m_module = get_card_device();
// register for save states
save_item(NAME(m_dummy));
}
//-------------------------------------------------

25
src/devices/bus/svi3x8/expander/expander.h
View file

@ -39,16 +39,18 @@
#pragma once
//**************************************************************************
// TYPE DEFINITIONS
//**************************************************************************
// forward declaration
class device_svi_expander_interface;
// ======================> svi_expander_device
class svi_expander_device : public device_t, public device_single_card_slot_interface<device_svi_expander_interface>
//**************************************************************************
// BUS DEVICE
//**************************************************************************
class svi_expander_device :
public device_t,
public device_single_card_slot_interface<device_svi_expander_interface>,
public device_mixer_interface
{
public:
// construction/destruction
@ -110,9 +112,14 @@ private:
devcb_read8 m_excsr_handler;
devcb_write8 m_excsw_handler;
uint8_t m_dummy; // needed for save-state support
};
// ======================> device_svi_expander_interface
//**************************************************************************
// CARD INTERFACE
//**************************************************************************
class device_svi_expander_interface : public device_interface
{
@ -136,7 +143,7 @@ protected:
svi_expander_device *m_expander;
};
// device type definition
// device type declaration
DECLARE_DEVICE_TYPE(SVI_EXPANDER, svi_expander_device)
// include here so drivers don't need to

5
src/devices/bus/svi3x8/expander/sv603.cpp
View file

@ -9,7 +9,6 @@
#include "emu.h"
#include "sv603.h"
#include "softlist_dev.h"
#include "speaker.h"
//**************************************************************************
@ -38,8 +37,8 @@ const tiny_rom_entry *sv603_device::device_rom_region() const
void sv603_device::device_add_mconfig(machine_config &config)
{
SPEAKER(config, "mono").front_center();
SN76489A(config, m_snd, XTAL(10'738'635) / 3).add_route(ALL_OUTPUTS, "mono", 1.00);
SN76489A(config, m_snd, XTAL(10'738'635) / 3);
m_snd->add_route(ALL_OUTPUTS, DEVICE_SELF_OWNER, 1.0);
// controller ports
COLECOVISION_CONTROL_PORT(config, m_joy[0], colecovision_control_port_devices, "hand");

4
src/devices/bus/svi3x8/expander/sv603.h
View file

@ -21,8 +21,6 @@
// TYPE DEFINITIONS
//**************************************************************************
// ======================> sv603_device
class sv603_device : public device_t, public device_svi_expander_interface
{
public:
@ -50,7 +48,7 @@ private:
required_device<colecovision_cartridge_slot_device> m_cart;
};
// device type definition
// device type declaration
DECLARE_DEVICE_TYPE(SV603, sv603_device)
#endif // MAME_BUS_SVI3X8_EXPANDER_SV603_H

1
src/mame/svi/svi318.cpp
View file

@ -560,6 +560,7 @@ void svi3x8_state::svi318(machine_config &config)
m_expander->ctrl1_handler().set(FUNC(svi3x8_state::ctrl1_w));
m_expander->excsr_handler().set(m_vdp, FUNC(tms9928a_device::read));
m_expander->excsw_handler().set(m_vdp, FUNC(tms9928a_device::write));
m_expander->add_route(ALL_OUTPUTS, "mono", 1.00);
}
void svi3x8_state::svi318p(machine_config &config)