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ssfindo.c: Reduce tagmap lookups (nw)

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This commit is contained in:
Wilbert Pol 2013-02-11 21:48:11 +00:00
parent 78987d2e6e
commit 89071cd635
1 changed files with 15 additions and 7 deletions
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22
src/mame/drivers/ssfindo.c
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@ -216,8 +216,12 @@ class ssfindo_state : public driver_device
{ {
public: public:
ssfindo_state(const machine_config &mconfig, device_type type, const char *tag) ssfindo_state(const machine_config &mconfig, device_type type, const char *tag)
: driver_device(mconfig, type, tag) , : driver_device(mconfig, type, tag)
m_vram(*this, "vram"){ } , m_vram(*this, "vram")
, m_maincpu(*this, "maincpu")
, m_region_user2(*this, "user2")
, m_io_ps7500(*this, "PS7500")
{ }
UINT32 m_PS7500_IO[MAXIO]; UINT32 m_PS7500_IO[MAXIO];
UINT32 m_PS7500_FIFO[256]; UINT32 m_PS7500_FIFO[256];
@ -250,6 +254,10 @@ public:
INTERRUPT_GEN_MEMBER(ssfindo_interrupt); INTERRUPT_GEN_MEMBER(ssfindo_interrupt);
TIMER_CALLBACK_MEMBER(PS7500_Timer0_callback); TIMER_CALLBACK_MEMBER(PS7500_Timer0_callback);
TIMER_CALLBACK_MEMBER(PS7500_Timer1_callback); TIMER_CALLBACK_MEMBER(PS7500_Timer1_callback);
required_device<cpu_device> m_maincpu;
required_memory_region m_region_user2;
required_ioport m_io_ps7500;
}; };
@ -297,7 +305,7 @@ TIMER_CALLBACK_MEMBER(ssfindo_state::PS7500_Timer0_callback)
m_PS7500_IO[IRQSTA]|=0x20; m_PS7500_IO[IRQSTA]|=0x20;
if(m_PS7500_IO[IRQMSKA]&0x20) if(m_PS7500_IO[IRQMSKA]&0x20)
{ {
generic_pulse_irq_line(machine().device("maincpu")->execute(), ARM7_IRQ_LINE, 1); generic_pulse_irq_line(m_maincpu, ARM7_IRQ_LINE, 1);
} }
} }
@ -317,7 +325,7 @@ TIMER_CALLBACK_MEMBER(ssfindo_state::PS7500_Timer1_callback)
m_PS7500_IO[IRQSTA]|=0x40; m_PS7500_IO[IRQSTA]|=0x40;
if(m_PS7500_IO[IRQMSKA]&0x40) if(m_PS7500_IO[IRQMSKA]&0x40)
{ {
generic_pulse_irq_line(machine().device("maincpu")->execute(), ARM7_IRQ_LINE, 1); generic_pulse_irq_line(m_maincpu, ARM7_IRQ_LINE, 1);
} }
} }
@ -398,10 +406,10 @@ READ32_MEMBER(ssfindo_state::PS7500_IO_r)
if( m_iocr_hack) if( m_iocr_hack)
{ {
return (ioport("PS7500")->read() & 0x80) | 0x34 | (machine().rand()&3); //eeprom read ? return (m_io_ps7500->read() & 0x80) | 0x34 | (machine().rand()&3); //eeprom read ?
} }
return (ioport("PS7500")->read() & 0x80) | 0x37; return (m_io_ps7500->read() & 0x80) | 0x37;
case VIDCR: case VIDCR:
return (m_PS7500_IO[offset] | 0x50) & 0xfffffff0; return (m_PS7500_IO[offset] | 0x50) & 0xfffffff0;
@ -490,7 +498,7 @@ WRITE32_MEMBER(ssfindo_state::PS7500_IO_w)
READ32_MEMBER(ssfindo_state::io_r) READ32_MEMBER(ssfindo_state::io_r)
{ {
UINT16 *FLASH = (UINT16 *)machine().root_device().memregion("user2")->base(); //16 bit - WORD access UINT16 *FLASH = (UINT16 *)m_region_user2->base(); //16 bit - WORD access
int adr=m_flashAdr*0x200+(m_flashOffset); int adr=m_flashAdr*0x200+(m_flashOffset);