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MT 07296 (nw)

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This commit is contained in:
AJR 2019-04-24 18:51:46 -04:00
parent a661adff1f
commit 6da0543a02
1 changed files with 14 additions and 10 deletions
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24
src/mame/drivers/neogeocd.cpp
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@ -122,7 +122,7 @@ public:
void init_neocdz(); void init_neocdz();
void init_neocdzj(); void init_neocdzj();
IRQ_CALLBACK_MEMBER(int_callback); uint8_t cdc_irq_ack();
std::unique_ptr<uint8_t[]> m_meminternal_data; std::unique_ptr<uint8_t[]> m_meminternal_data;
std::unique_ptr<uint8_t[]> m_sprite_ram; std::unique_ptr<uint8_t[]> m_sprite_ram;
@ -132,6 +132,7 @@ public:
void neocd_audio_io_map(address_map &map); void neocd_audio_io_map(address_map &map);
void neocd_audio_map(address_map &map); void neocd_audio_map(address_map &map);
void neocd_main_map(address_map &map); void neocd_main_map(address_map &map);
void neocd_vector_map(address_map &map);
void neocd_ym_map(address_map &map); void neocd_ym_map(address_map &map);
protected: protected:
@ -899,6 +900,12 @@ void ngcd_state::neocd_main_map(address_map &map)
map(0xff0200, 0xffffff).r(FUNC(ngcd_state::unmapped_r)); map(0xff0200, 0xffffff).r(FUNC(ngcd_state::unmapped_r));
} }
void ngcd_state::neocd_vector_map(address_map &map)
{
map(0xfffff0, 0xffffff).m(m_maincpu, FUNC(m68000_base_device::autovectors_map));
map(0xfffff9, 0xfffff9).r(FUNC(ngcd_state::cdc_irq_ack));
}
/************************************* /*************************************
* *
@ -958,17 +965,14 @@ INPUT_PORTS_END
/* NeoCD uses custom vectors on IRQ4 to handle various events from the CDC */ /* NeoCD uses custom vectors on IRQ4 to handle various events from the CDC */
IRQ_CALLBACK_MEMBER(ngcd_state::int_callback) uint8_t ngcd_state::cdc_irq_ack()
{ {
if (irqline==4) if (get_irq_vector_ack()) {
{ set_irq_vector_ack(0);
if (get_irq_vector_ack()) { return get_irq_vector();
set_irq_vector_ack(0);
return get_irq_vector();
}
} }
return (0x60+irqline*4)/4; return (0x60+4*4)/4;
} }
void ngcd_state::interrupt_callback_type1(void) void ngcd_state::interrupt_callback_type1(void)
@ -1039,7 +1043,7 @@ void ngcd_state::neocd(machine_config &config)
neogeo_stereo(config); neogeo_stereo(config);
m_maincpu->set_addrmap(AS_PROGRAM, &ngcd_state::neocd_main_map); m_maincpu->set_addrmap(AS_PROGRAM, &ngcd_state::neocd_main_map);
m_maincpu->set_irq_acknowledge_callback(device_irq_acknowledge_delegate(FUNC(ngcd_state::int_callback), this)); m_maincpu->set_addrmap(m68000_base_device::AS_CPU_SPACE, &ngcd_state::neocd_vector_map);
m_audiocpu->set_addrmap(AS_PROGRAM, &ngcd_state::neocd_audio_map); m_audiocpu->set_addrmap(AS_PROGRAM, &ngcd_state::neocd_audio_map);
m_audiocpu->set_addrmap(AS_IO, &ngcd_state::neocd_audio_io_map); m_audiocpu->set_addrmap(AS_IO, &ngcd_state::neocd_audio_io_map);