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espial: update notes

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This commit is contained in:
hap 2025-01-07 15:52:50 +01:00
parent a6fddc3fe4
commit 9f33f0a2bd
2 changed files with 10 additions and 7 deletions
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9
src/mame/orca/espial.cpp
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@ -13,6 +13,9 @@ Espial: The Orca logo is displayed, but looks to be "blacked out" via the
TODO:
- merge with orca/zodiack.cpp
- where do the sound NMIs come from exactly?
- locks up on soft reset (press F3)
Stephh's notes (based on the games Z80 code and some tests) :
@ -98,7 +101,7 @@ protected:
uint8_t m_main_nmi_enabled = 0;
uint8_t m_sound_nmi_enabled = 0;
uint8_t m_sound_nmi_freq = 0;
emu_timer *sound_nmi_timer;
emu_timer *m_sound_nmi_timer;
// devices
required_device<cpu_device> m_maincpu;
@ -161,7 +164,7 @@ void espial_state::machine_start()
save_item(NAME(m_sound_nmi_enabled));
save_item(NAME(m_sound_nmi_freq));
sound_nmi_timer = timer_alloc(FUNC(espial_state::sound_nmi_gen), this);
m_sound_nmi_timer = timer_alloc(FUNC(espial_state::sound_nmi_gen), this);
}
void espial_state::machine_reset()
@ -427,7 +430,7 @@ void espial_state::porta_w(offs_t offset, uint8_t data, uint8_t mem_mask)
return;
}
sound_nmi_timer->adjust(period, 0, period);
m_sound_nmi_timer->adjust(period, 0, period);
}
}

8
src/mame/orca/zodiack.cpp
View File

@ -26,7 +26,7 @@ Notes:
TODO:
- improve video emulation (especially moguchan colors)
- where do the sound related irqs come from exactly?
- where do the sound NMIs come from exactly?
- can eventually be merged with orca/espial.cpp
============================================================================
@ -148,7 +148,7 @@ private:
uint8_t m_main_irq_enabled = 0;
uint8_t m_sound_nmi_enabled = 0;
uint8_t m_sound_nmi_freq = 0;
emu_timer *sound_nmi_timer;
emu_timer *m_sound_nmi_timer;
TIMER_CALLBACK_MEMBER(sound_nmi_gen);
void vblank(int state);
@ -173,7 +173,7 @@ void zodiack_state::machine_start()
save_item(NAME(m_sound_nmi_enabled));
save_item(NAME(m_sound_nmi_freq));
sound_nmi_timer = timer_alloc(FUNC(zodiack_state::sound_nmi_gen), this);
m_sound_nmi_timer = timer_alloc(FUNC(zodiack_state::sound_nmi_gen), this);
}
void zodiack_state::machine_reset()
@ -258,7 +258,7 @@ void zodiack_state::porta_w(offs_t offset, uint8_t data, uint8_t mem_mask)
return;
}
sound_nmi_timer->adjust(period, 0, period);
m_sound_nmi_timer->adjust(period, 0, period);
}
}