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de_2: Get rid of some tag lookups. (no whatsnew)

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This commit is contained in:
mahlemiut 2013-06-22 07:09:39 +00:00
parent 5c06d8dc9d
commit 01a1a57c40
1 changed files with 11 additions and 9 deletions
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20
src/mame/drivers/de_2.c
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@ -49,7 +49,8 @@ public:
m_pia30(*this, "pia30"),
m_pia34(*this, "pia34"),
m_audiocpu(*this, "audiocpu"),
m_msm5205(*this, "msm5205")
m_msm5205(*this, "msm5205"),
m_sample_bank(*this, "sample_bank")
{ }
protected:
@ -100,6 +101,7 @@ public:
required_device<cpu_device> m_audiocpu;
required_device<msm5205_device> m_msm5205;
required_memory_bank m_sample_bank;
UINT8 m_sample_data;
bool m_more_data;
bool m_nmi_enable;
@ -116,7 +118,7 @@ private:
bool m_irq_active;
UINT8 m_sound_data;
UINT8 m_sample_bank;
UINT8 m_sample_bank_num;
UINT8 m_msm_prescaler;
};
@ -253,14 +255,14 @@ void de_2_state::device_timer(emu_timer &timer, device_timer_id id, int param, v
MACHINE_RESET_MEMBER(de_2_state, de_2)
{
membank("sample_bank")->set_entry(0);
m_sample_bank->set_entry(0);
m_more_data = false;
m_is_alpha3 = false;
}
MACHINE_RESET_MEMBER(de_2_state, de_2_alpha3)
{
membank("sample_bank")->set_entry(0);
m_sample_bank->set_entry(0);
m_more_data = false;
m_is_alpha3 = true;
}
@ -271,8 +273,8 @@ DRIVER_INIT_MEMBER(de_2_state, de_2)
m_irq_timer = timer_alloc(TIMER_IRQ);
m_irq_timer->adjust(attotime::from_ticks(S11_IRQ_CYCLES,E_CLOCK),1);
m_irq_active = false;
membank("sample_bank")->configure_entries(0, 16, &ROM[0x0000], 0x4000);
membank("sample_bank")->set_entry(0);
m_sample_bank->configure_entries(0, 16, &ROM[0x0000], 0x4000);
m_sample_bank->set_entry(0);
}
WRITE_LINE_MEMBER(de_2_state::ym2151_irq_w)
@ -556,8 +558,8 @@ WRITE8_MEMBER( de_2_state::sample_bank_w )
{
static const UINT8 prescale[4] = { MSM5205_S96_4B, MSM5205_S48_4B, MSM5205_S64_4B, 0 };
m_sample_bank = (data & 0x07);
membank("sample_bank")->set_entry(m_sample_bank);
m_sample_bank_num = (data & 0x07);
m_sample_bank->set_entry(m_sample_bank_num);
m_msm_prescaler = (data & 0x30) >> 4;
m_nmi_enable = (~data & 0x80);
m_msm5205->playmode_w(prescale[m_msm_prescaler]);
@ -604,7 +606,7 @@ static MACHINE_CONFIG_START( de_2, de_2_state )
MACHINE_CONFIG_END
static MACHINE_CONFIG_DERIVED( de_2_alpha3, de_2 )
MCFG_MACHINE_RESET_OVERRIDE(de_2_state, de_2_alpha3)
MCFG_MACHINE_RESET_OVERRIDE(de_2_state, de_2_alpha3)
MCFG_DEFAULT_LAYOUT(layout_de2a3)
MACHINE_CONFIG_END