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capcom/lwings.cpp: Hooked up sound CPU reset control for Trojan and Avengers. (#12804)

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Original Trojan schematic shows that the main CPU controls the sound CPU reset line.
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JOTEGO 2024-09-22 17:36:10 +02:00 committed by GitHub
parent b789ec1c0a
commit bd873d2c62
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1 changed files with 14 additions and 13 deletions
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27
src/mame/capcom/lwings.cpp
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@ -210,22 +210,24 @@ uint8_t lwings_state::avengers_adpcm_r()
void lwings_state::lwings_bankswitch_w(uint8_t data)
{
// if (data & 0xe0) printf("bankswitch_w %02x\n", data);
// Fireball writes 0x20 on startup, maybe reset soundcpu?
m_sprbank = (data & 0x10)>>4; // Fireball only
// bit 0 is flip screen
flip_screen_set(BIT(~data, 0));
/* bit 0 is flip screen */
flip_screen_set(~data & 0x01);
// bits 1 and 2 select ROM bank
m_bank1->set_entry(data >> 1 & 3);
/* bits 1 and 2 select ROM bank */
m_bank1->set_entry((data & 0x06) >> 1);
// bit 3 enables NMI
m_nmi_mask = BIT(data, 3);
/* bit 3 enables NMI */
m_nmi_mask = data & 8;
// bit 4: sprite bank (fireball only)
m_sprbank = BIT(data, 4);
// bit 5 resets the sound CPU
m_soundcpu->set_input_line(INPUT_LINE_RESET, BIT(data, 5) ? ASSERT_LINE : CLEAR_LINE);
/* bits 6 and 7 are coin counters */
machine().bookkeeping().coin_counter_w(1, data & 0x40);
machine().bookkeeping().coin_counter_w(0, data & 0x80);
// bits 6 and 7 are coin counters
machine().bookkeeping().coin_counter_w(1, BIT(data, 6));
machine().bookkeeping().coin_counter_w(0, BIT(data, 7));
}
void lwings_state::lwings_interrupt(int state)
@ -425,7 +427,6 @@ void lwings_state::fball_map(address_map &map)
void lwings_state::fball_oki_bank_w(uint8_t data)
{
//printf("fball_oki_bank_w %02x\n", data);
m_samplebank->set_entry((data >> 1) & 0x7);
}