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Fix clock regression with RP5C01 (nw)

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This also makes the RP5C01's NVRAM actually non-volatile (previously it would be cleared upon reset after being loaded).

The RP5C01 has a power supply line but no reset signal input, so device_reset doesn't seem to make sense here.
This commit is contained in:
AJR 2016-10-11 14:49:15 -04:00
parent b1f1204a3e
commit d085af723f
2 changed files with 6 additions and 15 deletions
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20
src/devices/machine/rp5c01.cpp
View File

@ -201,6 +201,12 @@ void rp5c01_device::device_start()
m_16hz_timer->adjust(attotime::from_hz(clock() / 1024), 0, attotime::from_hz(clock() / 1024)); m_16hz_timer->adjust(attotime::from_hz(clock() / 1024), 0, attotime::from_hz(clock() / 1024));
} }
memset(m_reg, 0, sizeof(m_reg));
memset(m_ram, 0, sizeof(m_ram));
// 24 hour mode
m_reg[MODE01][REGISTER_12_24_SELECT] = 1;
// state saving // state saving
save_item(NAME(m_reg[MODE00])); save_item(NAME(m_reg[MODE00]));
save_item(NAME(m_reg[MODE01])); save_item(NAME(m_reg[MODE01]));
@ -213,20 +219,6 @@ void rp5c01_device::device_start()
} }
//-------------------------------------------------
// device_reset - device-specific reset
//-------------------------------------------------
void rp5c01_device::device_reset()
{
memset(m_reg, 0, sizeof(m_reg));
memset(m_ram, 0, sizeof(m_ram));
// 24 hour mode
m_reg[MODE01][REGISTER_12_24_SELECT] = 1;
}
//------------------------------------------------- //-------------------------------------------------
// device_timer - handler timer events // device_timer - handler timer events
//------------------------------------------------- //-------------------------------------------------

1
src/devices/machine/rp5c01.h
View File

@ -64,7 +64,6 @@ public:
protected: protected:
// device-level overrides // device-level overrides
virtual void device_start() override; virtual void device_start() override;
virtual void device_reset() override;
virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override; virtual void device_timer(emu_timer &timer, device_timer_id id, int param, void *ptr) override;
// device_rtc_interface overrides // device_rtc_interface overrides