mirror of
https://github.com/holub/mame
synced 2025-10-06 17:08:28 +03:00
more neogeo / cd cleanups, improves sound for ncd (nw)
This commit is contained in:
David Haywood
parent
f5dc151946
commit
8c5dcd872b
@ -357,7 +357,6 @@ static void audio_cpu_assert_nmi(running_machine &machine)
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state->m_audiocpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
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}
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WRITE8_MEMBER(neogeo_state::audio_cpu_clear_nmi_w)
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{
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m_audiocpu->set_input_line(INPUT_LINE_NMI, CLEAR_LINE);
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@ -584,6 +583,9 @@ WRITE16_MEMBER(neogeo_state::audio_command_w)
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}
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READ8_MEMBER(neogeo_state::audio_command_r)
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{
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UINT8 ret = soundlatch_byte_r(space, 0);
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@ -630,6 +632,7 @@ static void _set_main_cpu_vector_table_source( running_machine &machine )
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}
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static void set_main_cpu_vector_table_source( running_machine &machine, UINT8 data )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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@ -658,6 +661,7 @@ void neogeo_set_main_cpu_bank_address( address_space &space, UINT32 bank_address
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}
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WRITE16_MEMBER(neogeo_state::main_cpu_bank_select_w)
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{
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UINT32 bank_address;
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@ -706,6 +710,9 @@ static void main_cpu_banking_init( running_machine &machine )
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static void set_audio_cpu_banking( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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if (!state->m_has_audio_banking) return;
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int region;
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for (region = 0; region < 4; region++)
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@ -713,10 +720,13 @@ static void set_audio_cpu_banking( running_machine &machine )
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}
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static void audio_cpu_bank_select( address_space &space, int region, UINT8 bank )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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if (!state->m_has_audio_banking) return;
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if (LOG_AUDIO_CPU_BANKING) logerror("Audio CPU PC %03x: audio_cpu_bank_select: Region: %d Bank: %02x\n", space.device().safe_pc(), region, bank);
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state->m_audio_cpu_banks[region] = bank;
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@ -725,6 +735,7 @@ static void audio_cpu_bank_select( address_space &space, int region, UINT8 bank
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}
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READ8_MEMBER(neogeo_state::audio_cpu_bank_select_f000_f7ff_r)
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{
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audio_cpu_bank_select(space, 0, offset >> 8);
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@ -760,6 +771,7 @@ READ8_MEMBER(neogeo_state::audio_cpu_bank_select_8000_bfff_r)
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static void _set_audio_cpu_rom_source( address_space &space )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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if (!state->m_has_audio_banking) return;
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/* if (!state->memregion("audiobios")->base()) */
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state->m_audio_cpu_rom_source = 1;
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@ -773,11 +785,13 @@ static void _set_audio_cpu_rom_source( address_space &space )
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space.machine().device("audiocpu")->execute().set_input_line(INPUT_LINE_RESET, PULSE_LINE);
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if (LOG_AUDIO_CPU_BANKING) logerror("Audio CPU PC %03x: selectign %s ROM\n", space.device().safe_pc(), state->m_audio_cpu_rom_source ? "CARTRIDGE" : "BIOS");
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if (LOG_AUDIO_CPU_BANKING) logerror("Audio CPU PC %03x: selecting %s ROM\n", space.device().safe_pc(), state->m_audio_cpu_rom_source ? "CARTRIDGE" : "BIOS");
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}
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}
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static void set_audio_cpu_rom_source( address_space &space, UINT8 data )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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@ -787,9 +801,14 @@ static void set_audio_cpu_rom_source( address_space &space, UINT8 data )
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}
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static void audio_cpu_banking_init( running_machine &machine )
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void neogeo_audio_cpu_banking_init( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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if (!state->m_has_audio_banking) return;
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int region;
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int bank;
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UINT8 *rgn;
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@ -828,6 +847,8 @@ static void audio_cpu_banking_init( running_machine &machine )
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/*************************************
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*
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* System control register
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@ -848,7 +869,7 @@ WRITE16_MEMBER(neogeo_state::system_control_w)
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set_audio_cpu_rom_source(space, bit); /* this is a guess */
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break;
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case 0x05: neogeo_set_fixed_layer_source(machine(), bit); break;
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case 0x06: set_save_ram_unlock(machine(), bit); break;
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case 0x06: if (m_is_mvs) set_save_ram_unlock(machine(), bit); break;
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case 0x07: neogeo_set_palette_bank(machine(), bit); break;
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case 0x02: /* unknown - HC32 middle pin 1 */
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@ -863,7 +884,6 @@ WRITE16_MEMBER(neogeo_state::system_control_w)
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}
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/*************************************
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*
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* Watchdog
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@ -974,15 +994,22 @@ static void set_output_data( running_machine &machine, UINT8 data )
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*
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*************************************/
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static void neogeo_postload(running_machine &machine)
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void neogeo_postload(running_machine &machine)
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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_set_main_cpu_bank_address(machine);
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_set_main_cpu_vector_table_source(machine);
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set_audio_cpu_banking(machine);
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_set_audio_cpu_rom_source(machine.device("maincpu")->memory().space(AS_PROGRAM));
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set_outputs(machine);
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if (state->m_is_mvs) set_outputs(machine);
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}
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void neogeo_state::machine_start()
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{
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@ -996,7 +1023,7 @@ void neogeo_state::machine_start()
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main_cpu_banking_init(machine());
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/* set the initial audio CPU ROM banks */
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audio_cpu_banking_init(machine());
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neogeo_audio_cpu_banking_init(machine());
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create_interrupt_timers(machine());
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@ -37,7 +37,11 @@ class neogeo_state : public driver_device
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public:
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neogeo_state(const machine_config &mconfig, device_type type, const char *tag)
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: driver_device(mconfig, type, tag),
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m_save_ram(*this, "save_ram") { }
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m_save_ram(*this, "save_ram")
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{
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m_has_audio_banking = true;
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m_is_mvs = true;
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}
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/* memory pointers */
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// UINT8 *memcard_data; // this currently uses generic handlers
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@ -222,6 +226,9 @@ public:
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TIMER_CALLBACK_MEMBER(vblank_interrupt_callback);
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TIMER_CALLBACK_MEMBER(auto_animation_timer_callback);
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TIMER_CALLBACK_MEMBER(sprite_line_timer_callback);
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bool m_has_audio_banking;
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bool m_is_mvs;
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};
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@ -233,7 +240,8 @@ void neogeo_set_display_counter_lsb(address_space &space, UINT16 data);
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void neogeo_acknowledge_interrupt(running_machine &machine, UINT16 data);
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void neogeo_set_main_cpu_bank_address(address_space &space, UINT32 bank_address);
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DEVICE_IMAGE_LOAD( neo_cartridge );
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void neogeo_postload(running_machine &machine);
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void neogeo_audio_cpu_banking_init( running_machine &machine );
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/*----------- defined in machine/neocrypt.c -----------*/
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@ -135,7 +135,10 @@ void lc89510_temp_device::CDD_Export(bool neocd_hack)
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if (!neocd_hack)
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CDD_RX[0] = (CDD_STATUS & 0xff00)>>8;
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else
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{
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// printf("was %02x returning %02x\n", (CDD_STATUS & 0xff00)>>8, NeoCD_StatusHack);
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CDD_RX[0] = NeoCD_StatusHack;
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}
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CDD_RX[1] = (CDD_STATUS & 0x00ff)>>0;
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CDD_RX[2] = (CDD_MIN & 0xff00)>>8;
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@ -42,11 +42,6 @@
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extern const char layout_neogeo[];
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static const char *audio_banks[4] =
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{
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NEOGEO_BANK_AUDIO_CPU_CART_BANK0, NEOGEO_BANK_AUDIO_CPU_CART_BANK1, NEOGEO_BANK_AUDIO_CPU_CART_BANK2, NEOGEO_BANK_AUDIO_CPU_CART_BANK3
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};
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@ -111,15 +106,7 @@ public:
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DECLARE_WRITE16_MEMBER(memcard_w);
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DECLARE_READ16_MEMBER(neocd_memcard_r);
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DECLARE_WRITE16_MEMBER(neocd_memcard_w);
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DECLARE_WRITE16_MEMBER(audio_command_w);
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DECLARE_READ8_MEMBER(audio_command_r);
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DECLARE_WRITE8_MEMBER(audio_result_w);
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DECLARE_WRITE16_MEMBER(main_cpu_bank_select_w);
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DECLARE_READ8_MEMBER(audio_cpu_bank_select_f000_f7ff_r);
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DECLARE_READ8_MEMBER(audio_cpu_bank_select_e000_efff_r);
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DECLARE_READ8_MEMBER(audio_cpu_bank_select_c000_dfff_r);
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DECLARE_READ8_MEMBER(audio_cpu_bank_select_8000_bfff_r);
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DECLARE_WRITE16_MEMBER(system_control_w);
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DECLARE_READ16_MEMBER(neocd_control_r);
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DECLARE_WRITE16_MEMBER(neocd_control_w);
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DECLARE_READ16_MEMBER(neocd_transfer_r);
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@ -131,6 +118,7 @@ public:
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DECLARE_MACHINE_START(neocd);
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DECLARE_MACHINE_START(neogeo);
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DECLARE_MACHINE_RESET(neogeo);
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DECLARE_MACHINE_RESET(neocd);
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DECLARE_CUSTOM_INPUT_MEMBER(get_memcard_status);
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@ -207,11 +195,6 @@ static void audio_cpu_irq(device_t *device, int assert)
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}
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static void audio_cpu_assert_nmi(running_machine &machine)
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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state->m_audiocpu->set_input_line(INPUT_LINE_NMI, ASSERT_LINE);
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}
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WRITE8_MEMBER(ng_aes_state::audio_cpu_clear_nmi_w)
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@ -336,95 +319,12 @@ static MEMCARD_HANDLER( neogeo )
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}
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}
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/*************************************
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*
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* Inter-CPU communications
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*
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*************************************/
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WRITE16_MEMBER(ng_aes_state::audio_command_w)
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{
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/* accessing the LSB only is not mapped */
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if (mem_mask != 0x00ff)
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{
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soundlatch_byte_w(space, 0, data >> 8);
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audio_cpu_assert_nmi(machine());
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/* boost the interleave to let the audio CPU read the command */
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machine().scheduler().boost_interleave(attotime::zero, attotime::from_usec(50));
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if (LOG_CPU_COMM) logerror("MAIN CPU PC %06x: audio_command_w %04x - %04x\n", space.device().safe_pc(), data, mem_mask);
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}
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}
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READ8_MEMBER(ng_aes_state::audio_command_r)
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{
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UINT8 ret = soundlatch_byte_r(space, 0);
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if (LOG_CPU_COMM) logerror(" AUD CPU PC %04x: audio_command_r %02x\n", space.device().safe_pc(), ret);
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/* this is a guess */
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audio_cpu_clear_nmi_w(space, 0, 0);
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return ret;
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}
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WRITE8_MEMBER(ng_aes_state::audio_result_w)
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{
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if (LOG_CPU_COMM && (m_audio_result != data)) logerror(" AUD CPU PC %04x: audio_result_w %02x\n", space.device().safe_pc(), data);
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m_audio_result = data;
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}
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static CUSTOM_INPUT( get_audio_result )
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{
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neogeo_state *state = field.machine().driver_data<neogeo_state>();
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UINT32 ret = state->m_audio_result;
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// if (LOG_CPU_COMM) logerror("MAIN CPU PC %06x: audio_result_r %02x\n", field.machine(->safe_pc().device("maincpu")), ret);
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return ret;
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}
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/*************************************
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*
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* Main CPU banking
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*
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*************************************/
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static void _set_main_cpu_vector_table_source( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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state->membank(NEOGEO_BANK_VECTORS)->set_entry(state->m_main_cpu_vector_table_source);
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}
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static void set_main_cpu_vector_table_source( running_machine &machine, UINT8 data )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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state->m_main_cpu_vector_table_source = data;
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_set_main_cpu_vector_table_source(machine);
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}
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static void _set_main_cpu_bank_address( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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state->membank(NEOGEO_BANK_CARTRIDGE)->set_base(&state->memregion("maincpu")->base()[state->m_main_cpu_bank_address]);
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}
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WRITE16_MEMBER(ng_aes_state::main_cpu_bank_select_w)
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{
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UINT32 bank_address;
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@ -465,134 +365,6 @@ static void main_cpu_banking_init( running_machine &machine )
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/*************************************
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*
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* Audio CPU banking
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*
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*************************************/
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static void set_audio_cpu_banking( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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int region;
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for (region = 0; region < 4; region++)
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state->membank(audio_banks[region])->set_entry(state->m_audio_cpu_banks[region]);
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}
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static void audio_cpu_bank_select( address_space &space, int region, UINT8 bank )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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if (LOG_AUDIO_CPU_BANKING) logerror("Audio CPU PC %03x: audio_cpu_bank_select: Region: %d Bank: %02x\n", space.device().safe_pc(), region, bank);
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state->m_audio_cpu_banks[region] = bank;
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set_audio_cpu_banking(space.machine());
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}
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READ8_MEMBER(ng_aes_state::audio_cpu_bank_select_f000_f7ff_r)
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{
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audio_cpu_bank_select(space, 0, offset >> 8);
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return 0;
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}
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READ8_MEMBER(ng_aes_state::audio_cpu_bank_select_e000_efff_r)
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{
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audio_cpu_bank_select(space, 1, offset >> 8);
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return 0;
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}
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READ8_MEMBER(ng_aes_state::audio_cpu_bank_select_c000_dfff_r)
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{
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audio_cpu_bank_select(space, 2, offset >> 8);
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return 0;
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}
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READ8_MEMBER(ng_aes_state::audio_cpu_bank_select_8000_bfff_r)
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{
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audio_cpu_bank_select(space, 3, offset >> 8);
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return 0;
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}
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static void _set_audio_cpu_rom_source( address_space &space )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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/* if (!state->memregion("audiobios")->base()) */
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state->m_audio_cpu_rom_source = 1;
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state->membank(NEOGEO_BANK_AUDIO_CPU_MAIN_BANK)->set_entry(state->m_audio_cpu_rom_source);
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/* reset CPU if the source changed -- this is a guess */
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if (state->m_audio_cpu_rom_source != state->m_audio_cpu_rom_source_last)
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{
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state->m_audio_cpu_rom_source_last = state->m_audio_cpu_rom_source;
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space.machine().device("audiocpu")->execute().set_input_line(INPUT_LINE_RESET, PULSE_LINE);
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if (LOG_AUDIO_CPU_BANKING) logerror("Audio CPU PC %03x: selectign %s ROM\n", space.device().safe_pc(), state->m_audio_cpu_rom_source ? "CARTRIDGE" : "BIOS");
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}
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}
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static void set_audio_cpu_rom_source( address_space &space, UINT8 data )
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{
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neogeo_state *state = space.machine().driver_data<neogeo_state>();
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state->m_audio_cpu_rom_source = data;
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_set_audio_cpu_rom_source(space);
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}
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static void audio_cpu_banking_init( running_machine &machine )
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{
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neogeo_state *state = machine.driver_data<neogeo_state>();
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int region;
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int bank;
|
||||
UINT8 *rgn;
|
||||
UINT32 address_mask;
|
||||
|
||||
/* audio bios/cartridge selection */
|
||||
if (machine.root_device().memregion("audiobios")->base())
|
||||
state->membank(NEOGEO_BANK_AUDIO_CPU_MAIN_BANK)->configure_entry(0, machine.root_device().memregion("audiobios")->base());
|
||||
state->membank(NEOGEO_BANK_AUDIO_CPU_MAIN_BANK)->configure_entry(1, machine.root_device().memregion("audiocpu")->base());
|
||||
|
||||
/* audio banking */
|
||||
address_mask = machine.root_device().memregion("audiocpu")->bytes() - 0x10000 - 1;
|
||||
|
||||
rgn = state->memregion("audiocpu")->base();
|
||||
for (region = 0; region < 4; region++)
|
||||
{
|
||||
for (bank = 0; bank < 0x100; bank++)
|
||||
{
|
||||
UINT32 bank_address = 0x10000 + (((bank << (11 + region)) & 0x3ffff) & address_mask);
|
||||
state->membank(audio_banks[region])->configure_entry(bank, &rgn[bank_address]);
|
||||
}
|
||||
}
|
||||
|
||||
/* set initial audio banks --
|
||||
how does this really work, or is it even necessary? */
|
||||
state->m_audio_cpu_banks[0] = 0x1e;
|
||||
state->m_audio_cpu_banks[1] = 0x0e;
|
||||
state->m_audio_cpu_banks[2] = 0x06;
|
||||
state->m_audio_cpu_banks[3] = 0x02;
|
||||
|
||||
set_audio_cpu_banking(machine);
|
||||
|
||||
state->m_audio_cpu_rom_source_last = 0;
|
||||
set_audio_cpu_rom_source(machine.device("maincpu")->memory().space(AS_PROGRAM), 0);
|
||||
}
|
||||
|
||||
|
||||
|
||||
@ -602,33 +374,6 @@ static void audio_cpu_banking_init( running_machine &machine )
|
||||
*
|
||||
*************************************/
|
||||
|
||||
WRITE16_MEMBER(ng_aes_state::system_control_w)
|
||||
{
|
||||
if (ACCESSING_BITS_0_7)
|
||||
{
|
||||
UINT8 bit = (offset >> 3) & 0x01;
|
||||
|
||||
switch (offset & 0x07)
|
||||
{
|
||||
default:
|
||||
case 0x00: neogeo_set_screen_dark(machine(), bit); break;
|
||||
case 0x01: set_main_cpu_vector_table_source(machine(), bit);
|
||||
set_audio_cpu_rom_source(space, bit); /* this is a guess */
|
||||
break;
|
||||
case 0x05: neogeo_set_fixed_layer_source(machine(), bit); break;
|
||||
// case 0x06: set_save_ram_unlock(machine(), bit); break;
|
||||
case 0x07: neogeo_set_palette_bank(machine(), bit); break;
|
||||
|
||||
case 0x02: /* unknown - HC32 middle pin 1 */
|
||||
case 0x03: /* unknown - uPD4990 pin ? */
|
||||
case 0x04: /* unknown - HC32 middle pin 10 */
|
||||
logerror("PC: %x Unmapped system control write. Offset: %x Data: %x\n", space.device().safe_pc(), offset & 0x07, bit);
|
||||
break;
|
||||
}
|
||||
|
||||
if (LOG_VIDEO_SYSTEM && ((offset & 0x07) != 0x06)) logerror("PC: %x System control write. Offset: %x Data: %x\n", space.device().safe_pc(), offset & 0x07, bit);
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
UINT8 ng_aes_state::neogeoReadTransfer(UINT32 sekAddress, int is_byte_transfer)
|
||||
@ -810,8 +555,7 @@ void ng_aes_state::neogeoWriteWordCDROM(UINT32 sekAddress, UINT16 wordValue)
|
||||
case 0x0126:
|
||||
// bprintf(PRINT_NORMAL, _T(" - NGCD Z80 BUSREQ -> 1 (PC: 0x%06X)\n"), SekGetPC(-1));
|
||||
curr_space->machine().scheduler().synchronize();
|
||||
curr_space->machine().device("audiocpu")->execute().set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
|
||||
|
||||
m_audiocpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
|
||||
break;
|
||||
case 0x0128:
|
||||
// bprintf(PRINT_NORMAL, _T(" - NGCD FIX BUSREQ -> 1 (PC: 0x%06X)\n"), SekGetPC(-1));
|
||||
@ -827,7 +571,7 @@ void ng_aes_state::neogeoWriteWordCDROM(UINT32 sekAddress, UINT16 wordValue)
|
||||
case 0x0146:
|
||||
// bprintf(PRINT_NORMAL, _T(" - NGCD Z80 BUSREQ -> 0 (PC: 0x%06X)\n"), SekGetPC(-1));
|
||||
curr_space->machine().scheduler().synchronize();
|
||||
curr_space->machine().device("audiocpu")->execute().set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
|
||||
m_audiocpu->set_input_line(INPUT_LINE_HALT, CLEAR_LINE);
|
||||
break;
|
||||
case 0x0148:
|
||||
// bprintf(PRINT_NORMAL, _T(" - NGCD FIX BUSREQ -> 0 (PC: 0x%06X)\n"), SekGetPC(-1));
|
||||
@ -867,12 +611,10 @@ void ng_aes_state::neogeoWriteWordCDROM(UINT32 sekAddress, UINT16 wordValue)
|
||||
break;
|
||||
}
|
||||
case 0x0182: {
|
||||
static UINT8 clara = 0;
|
||||
if (!byteValue && clara) {
|
||||
// bprintf(PRINT_IMPORTANT, _T(" - NGCD Z80 reset (PC: 0x%06X)\n"), SekGetPC(-1));
|
||||
//ZetReset();
|
||||
}
|
||||
clara = byteValue;
|
||||
// printf("blah %02x\n", byteValue);
|
||||
if (byteValue == 0x00) m_audiocpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
|
||||
else m_audiocpu->set_input_line(INPUT_LINE_RESET, CLEAR_LINE);
|
||||
|
||||
break;
|
||||
}
|
||||
case 0x01A0:
|
||||
@ -1409,15 +1151,6 @@ READ16_MEMBER(ng_aes_state::aes_in2_r)
|
||||
*
|
||||
*************************************/
|
||||
|
||||
static void aes_postload(neogeo_state *state)
|
||||
{
|
||||
_set_main_cpu_bank_address(state->machine());
|
||||
_set_main_cpu_vector_table_source(state->machine());
|
||||
set_audio_cpu_banking(state->machine());
|
||||
_set_audio_cpu_rom_source(state->machine().device("maincpu")->memory().space(AS_PROGRAM));
|
||||
}
|
||||
|
||||
|
||||
|
||||
static void common_machine_start(running_machine &machine)
|
||||
{
|
||||
@ -1430,7 +1163,7 @@ static void common_machine_start(running_machine &machine)
|
||||
main_cpu_banking_init(machine);
|
||||
|
||||
/* set the initial audio CPU ROM banks */
|
||||
audio_cpu_banking_init(machine);
|
||||
neogeo_audio_cpu_banking_init(machine);
|
||||
|
||||
state->create_interrupt_timers(machine);
|
||||
|
||||
@ -1467,12 +1200,13 @@ static void common_machine_start(running_machine &machine)
|
||||
state->save_item(NAME(state->m_led2_value));
|
||||
state->save_item(NAME(state->m_recurse));
|
||||
|
||||
machine.save().register_postload(save_prepost_delegate(FUNC(aes_postload), state));
|
||||
machine.save().register_postload(save_prepost_delegate(FUNC(neogeo_postload), &machine));
|
||||
}
|
||||
|
||||
MACHINE_START_MEMBER(ng_aes_state,neogeo)
|
||||
{
|
||||
common_machine_start(machine());
|
||||
m_is_mvs = false;
|
||||
|
||||
/* initialize the memcard data structure */
|
||||
m_memcard_data = auto_alloc_array_clear(machine(), UINT8, MEMCARD_SIZE);
|
||||
@ -1483,10 +1217,12 @@ MACHINE_START_MEMBER(ng_aes_state,neocd)
|
||||
{
|
||||
UINT8* ROM = machine().root_device().memregion("mainbios")->base();
|
||||
UINT8* RAM = machine().root_device().memregion("maincpu")->base();
|
||||
UINT8* Z80bios = machine().root_device().memregion("audiobios")->base();
|
||||
int x;
|
||||
// UINT8* Z80bios = machine().root_device().memregion("audiobios")->base();
|
||||
// int x;
|
||||
m_has_audio_banking = false;
|
||||
|
||||
common_machine_start(machine());
|
||||
m_is_mvs = false;
|
||||
|
||||
/* irq levels for NEOCD (swapped compared to MVS / AES) */
|
||||
m_vblank_level = 2;
|
||||
@ -1501,12 +1237,7 @@ MACHINE_START_MEMBER(ng_aes_state,neocd)
|
||||
// copy initial 68k vectors into RAM
|
||||
memcpy(RAM,ROM,0x80);
|
||||
|
||||
// copy Z80 code into Z80 space (from 0x20000)
|
||||
for(x=0;x<0x10000;x+=2)
|
||||
{
|
||||
Z80bios[x] = ROM[x+0x20001];
|
||||
Z80bios[x+1] = ROM[x+0x20000];
|
||||
}
|
||||
|
||||
|
||||
|
||||
// for custom vectors
|
||||
@ -1516,6 +1247,7 @@ MACHINE_START_MEMBER(ng_aes_state,neocd)
|
||||
|
||||
}
|
||||
|
||||
|
||||
//static DEVICE_IMAGE_LOAD(aes_cart)
|
||||
//{
|
||||
// else
|
||||
@ -1558,16 +1290,21 @@ MACHINE_RESET_MEMBER(ng_aes_state,neogeo)
|
||||
NeoZ80ROMActive = memregion("audiocpu")->base();
|
||||
NeoTextRAM = memregion("fixed")->base();
|
||||
curr_space = &machine().device("maincpu")->memory().space(AS_PROGRAM);
|
||||
}
|
||||
|
||||
MACHINE_RESET_MEMBER(ng_aes_state,neocd)
|
||||
{
|
||||
MACHINE_RESET_CALL_MEMBER( neogeo );
|
||||
|
||||
m_tempcdc->NeoCDCommsReset();
|
||||
|
||||
m_audiocpu->set_input_line(INPUT_LINE_HALT, ASSERT_LINE);
|
||||
m_audiocpu->set_input_line(INPUT_LINE_RESET, ASSERT_LINE);
|
||||
|
||||
nTransferWriteEnable = 0;
|
||||
|
||||
}
|
||||
|
||||
|
||||
|
||||
/*************************************
|
||||
*
|
||||
* Main CPU memory handlers
|
||||
@ -1669,14 +1406,9 @@ ADDRESS_MAP_END
|
||||
|
||||
|
||||
|
||||
// does the Z80 actually see all of this as RAM on the NeoCD, or is it only actually writable via the transfer areas?
|
||||
|
||||
static ADDRESS_MAP_START( neocd_audio_map, AS_PROGRAM, 8, ng_aes_state )
|
||||
AM_RANGE(0x0000, 0x7fff) AM_RAMBANK(NEOGEO_BANK_AUDIO_CPU_MAIN_BANK)
|
||||
AM_RANGE(0x8000, 0xbfff) AM_RAMBANK(NEOGEO_BANK_AUDIO_CPU_CART_BANK3)
|
||||
AM_RANGE(0xc000, 0xdfff) AM_RAMBANK(NEOGEO_BANK_AUDIO_CPU_CART_BANK2)
|
||||
AM_RANGE(0xe000, 0xefff) AM_RAMBANK(NEOGEO_BANK_AUDIO_CPU_CART_BANK1)
|
||||
AM_RANGE(0xf000, 0xf7ff) AM_RAMBANK(NEOGEO_BANK_AUDIO_CPU_CART_BANK0)
|
||||
AM_RANGE(0xf800, 0xffff) AM_RAM
|
||||
AM_RANGE(0x0000, 0xffff) AM_RAM AM_REGION("audiocpu", 0x00000)
|
||||
ADDRESS_MAP_END
|
||||
|
||||
|
||||
@ -1685,10 +1417,11 @@ static ADDRESS_MAP_START( neocd_audio_io_map, AS_IO, 8, ng_aes_state )
|
||||
AM_RANGE(0x00, 0x00) AM_MIRROR(0xff00) AM_READ(audio_command_r)
|
||||
AM_RANGE(0x04, 0x07) AM_MIRROR(0xff00) AM_DEVREADWRITE_LEGACY("ymsnd", ym2610_r, ym2610_w)
|
||||
AM_RANGE(0x08, 0x08) AM_MIRROR(0xff00) /* write - NMI enable / acknowledge? (the data written doesn't matter) */
|
||||
// AM_RANGE(0x08, 0x08) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_f000_f7ff_r)
|
||||
// AM_RANGE(0x09, 0x09) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_e000_efff_r)
|
||||
// AM_RANGE(0x0a, 0x0a) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_c000_dfff_r)
|
||||
// AM_RANGE(0x0b, 0x0b) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_8000_bfff_r)
|
||||
// banking reads are actually NOP on NeoCD? but some games still access them
|
||||
AM_RANGE(0x08, 0x08) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_f000_f7ff_r)
|
||||
AM_RANGE(0x09, 0x09) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_e000_efff_r)
|
||||
AM_RANGE(0x0a, 0x0a) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_c000_dfff_r)
|
||||
AM_RANGE(0x0b, 0x0b) AM_MIRROR(0xfff0) AM_MASK(0xfff0) AM_READ(audio_cpu_bank_select_8000_bfff_r)
|
||||
AM_RANGE(0x0c, 0x0c) AM_MIRROR(0xff00) AM_WRITE(audio_result_w)
|
||||
AM_RANGE(0x18, 0x18) AM_MIRROR(0xff00) /* write - NMI disable? (the data written doesn't matter) */
|
||||
ADDRESS_MAP_END
|
||||
@ -1758,8 +1491,7 @@ static const ym2610_interface ym2610_config =
|
||||
PORT_BIT( 0x0010, IP_ACTIVE_HIGH, IPT_UNKNOWN ) /* having this ACTIVE_HIGH causes you to start with 2 credits using USA bios roms */ \
|
||||
PORT_BIT( 0x0020, IP_ACTIVE_LOW, IPT_SPECIAL ) /* what is this? */ \
|
||||
PORT_BIT( 0x00c0, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(get_calendar_status, NULL) \
|
||||
PORT_BIT( 0xff00, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM(get_audio_result, NULL)
|
||||
|
||||
PORT_BIT( 0xff00, IP_ACTIVE_HIGH, IPT_SPECIAL ) PORT_CUSTOM_MEMBER(DEVICE_SELF, neogeo_state,get_audio_result, NULL) \
|
||||
|
||||
#define STANDARD_IN4 \
|
||||
PORT_START("IN4") \
|
||||
@ -2037,6 +1769,7 @@ static MACHINE_CONFIG_DERIVED( neocd, neogeo )
|
||||
|
||||
|
||||
MCFG_MACHINE_START_OVERRIDE(ng_aes_state,neocd)
|
||||
MCFG_MACHINE_RESET_OVERRIDE(ng_aes_state,neocd)
|
||||
|
||||
MCFG_CDROM_ADD( "cdrom",neocd_cdrom )
|
||||
MCFG_SOFTWARE_LIST_ADD("cd_list","neocd")
|
||||
|
||||
Loading…
Reference in New Issue
Block a user