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none of this is necessary as the apu is an internal device with a DERIVED_CLOCK (nw)

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This commit is contained in:
smf- 2018-08-15 10:29:58 +01:00
parent b668d1d3ca
commit 36a7636518
2 changed files with 2 additions and 18 deletions
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13
src/devices/cpu/m6502/n2a03.cpp
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@ -63,19 +63,6 @@ std::unique_ptr<util::disasm_interface> n2a03_device::create_disassembler()
return std::make_unique<n2a03_disassembler>();
}
void n2a03_device::device_start()
{
if(!m_apu->started())
throw device_missing_dependencies();
m6502_device::device_start();
}
void n2a03_device::device_clock_changed()
{
m_apu->set_unscaled_clock(clock());
}
WRITE_LINE_MEMBER(n2a03_device::apu_irq)
{
// games relying on the APU_IRQ don't seem to work anyway? (nes software list : timelord, mig29sf, firehawk)

7
src/devices/cpu/m6502/n2a03.h
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@ -23,19 +23,14 @@ public:
virtual void do_exec_full() override;
virtual void do_exec_partial() override;
virtual void device_clock_changed() override;
READ8_MEMBER(psg1_4014_r);
READ8_MEMBER(psg1_4015_r);
WRITE8_MEMBER(psg1_4015_w);
WRITE8_MEMBER(psg1_4017_w);
required_device<nesapu_device> m_apu; // public for vgmplay
void n2a03_map(address_map &map);
protected:
virtual void device_start() override;
#define O(o) void o ## _full(); void o ## _partial()
// n2a03 opcodes - same as 6502 with D disabled
@ -47,6 +42,8 @@ protected:
#undef O
required_device<nesapu_device> m_apu;
virtual void device_add_mconfig(machine_config &config) override;
private: